///////////////////////////////////////////////////////////////////////////// // Name: src/generic/listctrl.cpp // Purpose: generic implementation of wxListCtrl // Author: Robert Roebling // Vadim Zeitlin (virtual list control support) // Id: $Id: listctrl.cpp 10612 2011-09-18 11:01:52Z sturedman $ // Copyright: Copyright (c) 1998-2011 Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// // TODO // // 1. we need to implement searching/sorting for virtual controls somehow // 2. when changing selection the lines are refreshed twice // For compilers that support precompilation, includes "wx.h". #include #ifdef __BORLANDC__ #pragma hdrstop #endif #if wxUSE_LISTCTRL #include "listctrl.h" #ifndef WX_PRECOMP #include #include #include #include #include #include #include #endif #include #include #include #include #if wxCHECK_VERSION(2, 9, 0) // wxWidgets 2.9+ does not include a mac/private anymore. #else #if defined( __WXMAC__ ) && !defined(__WXUNIVERSAL__) && (wxOSX_USE_CARBON || TARGET_CARBON) #include #endif #endif // NOTE: If using the wxListBox visual attributes works everywhere then this can // be removed, as well as the #else case below. #define _USE_VISATTR 0 namespace MuleExtern { // ---------------------------------------------------------------------------- // constants // ---------------------------------------------------------------------------- // // the height of the header window (FIXME: should depend on its font!) // static const int HEADER_HEIGHT = 23; static const int SCROLL_UNIT_X = 15; // the spacing between the lines (in report mode) static const int LINE_SPACING = 0; // extra margins around the text label #ifdef __WXGTK__ static const int EXTRA_WIDTH = 6; #else static const int EXTRA_WIDTH = 4; #endif static const int EXTRA_HEIGHT = 4; // margin between the window and the items static const int EXTRA_BORDER_X = 2; static const int EXTRA_BORDER_Y = 2; // offset for the header window static const int HEADER_OFFSET_X = 0; static const int HEADER_OFFSET_Y = 0; // margin between rows of icons in [small] icon view static const int MARGIN_BETWEEN_ROWS = 6; // when autosizing the columns, add some slack static const int AUTOSIZE_COL_MARGIN = 10; // default width for the header columns static const int WIDTH_COL_DEFAULT = 80; // the space between the image and the text in the report mode static const int IMAGE_MARGIN_IN_REPORT_MODE = 5; // the space between the image and the text in the report mode in header static const int HEADER_IMAGE_MARGIN_IN_REPORT_MODE = 2; const wxChar wxListCtrlNameStr[] = wxT("listCtrl"); // ============================================================================ // private classes // ============================================================================ //----------------------------------------------------------------------------- // wxColWidthInfo (internal) //----------------------------------------------------------------------------- struct wxColWidthInfo { int nMaxWidth; bool bNeedsUpdate; // only set to true when an item whose // width == nMaxWidth is removed wxColWidthInfo(int w = 0, bool needsUpdate = false) { nMaxWidth = w; bNeedsUpdate = needsUpdate; } }; WX_DEFINE_ARRAY_PTR(wxColWidthInfo *, ColWidthArray); //----------------------------------------------------------------------------- // wxListItemData (internal) //----------------------------------------------------------------------------- class wxListItemData { public: wxListItemData(wxListMainWindow *owner); ~wxListItemData(); void SetItem( const wxListItem &info ); void SetImage( int image ) { m_image = image; } void SetData( wxUIntPtr data ) { m_data = data; } void SetPosition( int x, int y ); void SetSize( int width, int height ); bool HasText() const { return !m_text.empty(); } const wxString& GetText() const { return m_text; } void SetText(const wxString& text) { m_text = text; } // we can't use empty string for measuring the string width/height, so // always return something wxString GetTextForMeasuring() const { wxString s = GetText(); if ( s.empty() ) s = _T('H'); return s; } bool IsHit( int x, int y ) const; int GetX() const; int GetY() const; int GetWidth() const; int GetHeight() const; int GetImage() const { return m_image; } bool HasImage() const { return GetImage() != -1; } void GetItem( wxListItem &info ) const; void SetAttr(wxListItemAttr *attr) { m_attr = attr; } wxListItemAttr *GetAttr() const { return m_attr; } public: // the item image or -1 int m_image; // user data associated with the item wxUIntPtr m_data; // the item coordinates are not used in report mode; instead this pointer is // NULL and the owner window is used to retrieve the item position and size wxRect *m_rect; // the list ctrl we are in wxListMainWindow *m_owner; // custom attributes or NULL wxListItemAttr *m_attr; protected: // common part of all ctors void Init(); wxString m_text; }; //----------------------------------------------------------------------------- // wxListHeaderData (internal) //----------------------------------------------------------------------------- class wxListHeaderData : public wxObject { public: wxListHeaderData(); wxListHeaderData( const wxListItem &info ); void SetItem( const wxListItem &item ); void SetPosition( int x, int y ); void SetWidth( int w ); void SetState( int state ); void SetFormat( int format ); void SetHeight( int h ); bool HasImage() const; bool HasText() const { return !m_text.empty(); } const wxString& GetText() const { return m_text; } void SetText(const wxString& text) { m_text = text; } void GetItem( wxListItem &item ); bool IsHit( int x, int y ) const; int GetImage() const; int GetWidth() const; int GetFormat() const; int GetState() const; protected: long m_mask; int m_image; wxString m_text; int m_format; int m_width; int m_xpos, m_ypos; int m_height; int m_state; private: void Init(); }; //----------------------------------------------------------------------------- // wxListLineData (internal) //----------------------------------------------------------------------------- WX_DECLARE_LIST(wxListItemData, wxListItemDataList); #include WX_DEFINE_LIST(wxListItemDataList) class wxListLineData { public: // the list of subitems: only may have more than one item in report mode wxListItemDataList m_items; // this is not used in report view struct GeometryInfo { // total item rect wxRect m_rectAll; // label only wxRect m_rectLabel; // icon only wxRect m_rectIcon; // the part to be highlighted wxRect m_rectHighlight; // extend all our rects to be centered inside the one of given width void ExtendWidth(wxCoord w) { wxASSERT_MSG( m_rectAll.width <= w, _T("width can only be increased") ); m_rectAll.width = w; m_rectLabel.x = m_rectAll.x + (w - m_rectLabel.width) / 2; m_rectIcon.x = m_rectAll.x + (w - m_rectIcon.width) / 2; m_rectHighlight.x = m_rectAll.x + (w - m_rectHighlight.width) / 2; } } *m_gi; // is this item selected? [NB: not used in virtual mode] bool m_highlighted; // back pointer to the list ctrl wxListMainWindow *m_owner; public: wxListLineData(wxListMainWindow *owner); ~wxListLineData() { WX_CLEAR_LIST(wxListItemDataList, m_items); delete m_gi; } // are we in report mode? inline bool InReportView() const; // are we in virtual report mode? inline bool IsVirtual() const; // these 2 methods shouldn't be called for report view controls, in that // case we determine our position/size ourselves // calculate the size of the line void CalculateSize( wxDC *dc, int spacing ); // remember the position this line appears at void SetPosition( int x, int y, int spacing ); // wxListCtrl API void SetImage( int image ) { SetImage(0, image); } int GetImage() const { return GetImage(0); } void SetImage( int index, int image ); int GetImage( int index ) const; bool HasImage() const { return GetImage() != -1; } bool HasText() const { return !GetText(0).empty(); } void SetItem( int index, const wxListItem &info ); void GetItem( int index, wxListItem &info ); wxString GetText(int index) const; void SetText( int index, const wxString& s ); wxListItemAttr *GetAttr() const; void SetAttr(wxListItemAttr *attr); // return true if the highlighting really changed bool Highlight( bool on ); void ReverseHighlight(); bool IsHighlighted() const { wxASSERT_MSG( !IsVirtual(), _T("unexpected call to IsHighlighted") ); return m_highlighted; } // draw the line on the given DC in icon/list mode void Draw( wxDC *dc ); // the same in report mode void DrawInReportMode( wxDC *dc, const wxRect& rect, const wxRect& rectHL, bool highlighted ); private: // set the line to contain num items (only can be > 1 in report mode) void InitItems( int num ); // get the mode (i.e. style) of the list control inline int GetMode() const; // prepare the DC for drawing with these item's attributes, return true if // we need to draw the items background to highlight it, false otherwise bool SetAttributes(wxDC *dc, const wxListItemAttr *attr, bool highlight); // draw the text on the DC with the correct justification; also add an // ellipsis if the text is too large to fit in the current width void DrawTextFormatted(wxDC *dc, const wxString &text, int col, int x, int yMid, // this is middle, not top, of the text int width); }; WX_DECLARE_OBJARRAY(wxListLineData, wxListLineDataArray); #include WX_DEFINE_OBJARRAY(wxListLineDataArray) //----------------------------------------------------------------------------- // wxListHeaderWindow (internal) //----------------------------------------------------------------------------- class wxListHeaderWindow : public wxWindow { protected: wxListMainWindow *m_owner; const wxCursor *m_currentCursor; wxCursor *m_resizeCursor; bool m_isDragging; // column being resized or -1 int m_column; // divider line position in logical (unscrolled) coords int m_currentX; // minimal position beyond which the divider line // can't be dragged in logical coords int m_minX; public: wxListHeaderWindow(); wxListHeaderWindow( wxWindow *win, wxWindowID id, wxListMainWindow *owner, const wxPoint &pos = wxDefaultPosition, const wxSize &size = wxDefaultSize, long style = 0, const wxString &name = wxT("wxlistctrlcolumntitles") ); virtual ~wxListHeaderWindow(); void DrawCurrent(); void AdjustDC( wxDC& dc ); void OnPaint( wxPaintEvent &event ); void OnMouse( wxMouseEvent &event ); void OnSetFocus( wxFocusEvent &event ); // needs refresh bool m_dirty; private: // common part of all ctors void Init(); // generate and process the list event of the given type, return true if // it wasn't vetoed, i.e. if we should proceed bool SendListEvent(wxEventType type, const wxPoint& pos); DECLARE_EVENT_TABLE() }; //----------------------------------------------------------------------------- // wxListRenameTimer (internal) //----------------------------------------------------------------------------- class wxListRenameTimer: public wxTimer { private: wxListMainWindow *m_owner; public: wxListRenameTimer( wxListMainWindow *owner ); void Notify(); }; //----------------------------------------------------------------------------- // wxListTextCtrlWrapper: wraps a wxTextCtrl to make it work for inline editing //----------------------------------------------------------------------------- class wxListTextCtrlWrapper : public wxEvtHandler { public: // NB: text must be a valid object but not Create()d yet wxListTextCtrlWrapper(wxListMainWindow *owner, wxTextCtrl *text, size_t itemEdit); wxTextCtrl *GetText() const { return m_text; } void AcceptChangesAndFinish(); protected: void OnChar( wxKeyEvent &event ); void OnKeyUp( wxKeyEvent &event ); void OnKillFocus( wxFocusEvent &event ); bool AcceptChanges(); void Finish(); private: wxListMainWindow *m_owner; wxTextCtrl *m_text; wxString m_startValue; size_t m_itemEdited; bool m_finished; bool m_aboutToFinish; DECLARE_EVENT_TABLE() }; //----------------------------------------------------------------------------- // wxListMainWindow (internal) //----------------------------------------------------------------------------- WX_DECLARE_LIST(wxListHeaderData, wxListHeaderDataList); #include WX_DEFINE_LIST(wxListHeaderDataList) class wxListMainWindow : public wxScrolledWindow { public: wxListMainWindow(); wxListMainWindow( wxWindow *parent, wxWindowID id, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, long style = 0, const wxString &name = _T("listctrlmainwindow") ); virtual ~wxListMainWindow(); bool HasFlag(int flag) const { return m_parent->HasFlag(flag); } // return true if this is a virtual list control bool IsVirtual() const { return HasFlag(wxLC_VIRTUAL); } // return true if the control is in report mode bool InReportView() const { return HasFlag(wxLC_REPORT); } // return true if we are in single selection mode, false if multi sel bool IsSingleSel() const { return HasFlag(wxLC_SINGLE_SEL); } // do we have a header window? bool HasHeader() const { return InReportView() && !HasFlag(wxLC_NO_HEADER); } void HighlightAll( bool on ); // all these functions only do something if the line is currently visible // change the line "selected" state, return true if it really changed bool HighlightLine( size_t line, bool highlight = true); // as HighlightLine() but do it for the range of lines: this is incredibly // more efficient for virtual list controls! // // NB: unlike HighlightLine() this one does refresh the lines on screen void HighlightLines( size_t lineFrom, size_t lineTo, bool on = true ); // toggle the line state and refresh it void ReverseHighlight( size_t line ) { HighlightLine(line, !IsHighlighted(line)); RefreshLine(line); } // return true if the line is highlighted bool IsHighlighted(size_t line) const; // refresh one or several lines at once void RefreshLine( size_t line ); void RefreshLines( size_t lineFrom, size_t lineTo ); // refresh all selected items void RefreshSelected(); // refresh all lines below the given one: the difference with // RefreshLines() is that the index here might not be a valid one (happens // when the last line is deleted) void RefreshAfter( size_t lineFrom ); // the methods which are forwarded to wxListLineData itself in list/icon // modes but are here because the lines don't store their positions in the // report mode // get the bound rect for the entire line wxRect GetLineRect(size_t line) const; // get the bound rect of the label wxRect GetLineLabelRect(size_t line) const; // get the bound rect of the items icon (only may be called if we do have // an icon!) wxRect GetLineIconRect(size_t line) const; // get the rect to be highlighted when the item has focus wxRect GetLineHighlightRect(size_t line) const; // get the size of the total line rect wxSize GetLineSize(size_t line) const { return GetLineRect(line).GetSize(); } // return the hit code for the corresponding position (in this line) long HitTestLine(size_t line, int x, int y) const; // bring the selected item into view, scrolling to it if necessary void MoveToItem(size_t item); // bring the current item into view void MoveToFocus() { MoveToItem(m_current); } // start editing the label of the given item wxTextCtrl *EditLabel(long item, wxClassInfo* textControlClass = CLASSINFO(wxTextCtrl)); wxTextCtrl *GetEditControl() const { return m_textctrlWrapper ? m_textctrlWrapper->GetText() : NULL; } void FinishEditing(wxTextCtrl *text) { delete text; m_textctrlWrapper = NULL; SetFocusIgnoringChildren(); } // suspend/resume redrawing the control void Freeze(); void Thaw(); void OnRenameTimer(); bool OnRenameAccept(size_t itemEdit, const wxString& value); void OnRenameCancelled(size_t itemEdit); void OnMouse( wxMouseEvent &event ); // called to switch the selection from the current item to newCurrent, void OnArrowChar( size_t newCurrent, const wxKeyEvent& event ); void OnChar( wxKeyEvent &event ); void OnKeyDown( wxKeyEvent &event ); void OnKeyUp( wxKeyEvent &event ); void OnSetFocus( wxFocusEvent &event ); void OnKillFocus( wxFocusEvent &event ); void OnScroll( wxScrollWinEvent& event ); void OnPaint( wxPaintEvent &event ); void OnErase( wxEraseEvent& event ) { // This is needed to avoid garbage on empty lists. if ( IsEmpty() ) { event.Skip(); } } void OnChildFocus(wxChildFocusEvent& event); void DrawImage( int index, wxDC *dc, int x, int y ); void GetImageSize( int index, int &width, int &height ) const; int GetTextLength( const wxString &s ) const; void SetImageList( wxImageList *imageList, int which ); void SetItemSpacing( int spacing, bool isSmall = false ); int GetItemSpacing( bool isSmall = false ); void SetColumn( int col, wxListItem &item ); void SetColumnWidth( int col, int width ); void GetColumn( int col, wxListItem &item ) const; int GetColumnWidth( int col ) const; int GetColumnCount() const { return m_columns.GetCount(); } // returns the sum of the heights of all columns int GetHeaderWidth() const; int GetCountPerPage() const; void SetItem( wxListItem &item ); void GetItem( wxListItem &item ) const; void SetItemState( long item, long state, long stateMask ); void SetItemStateAll( long state, long stateMask ); int GetItemState( long item, long stateMask ) const; void GetItemRect( long index, wxRect &rect ) const; wxRect GetViewRect() const; bool GetItemPosition( long item, wxPoint& pos ) const; int GetSelectedItemCount() const; wxString GetItemText(long item) const { wxListItem info; info.m_mask = wxLIST_MASK_TEXT; info.m_itemId = item; GetItem( info ); return info.m_text; } void SetItemText(long item, const wxString& value) { wxListItem info; info.m_mask = wxLIST_MASK_TEXT; info.m_itemId = item; info.m_text = value; SetItem( info ); } // set the scrollbars and update the positions of the items void RecalculatePositions(bool noRefresh = false); // refresh the window and the header void RefreshAll(); long GetNextItem( long item, int geometry, int state ) const; void DeleteItem( long index ); void DeleteAllItems(); void DeleteColumn( int col ); void DeleteEverything(); void EnsureVisible( long index ); long FindItem( long start, const wxString& str, bool partial = false ); long FindItem( long start, wxUIntPtr data); long FindItem( const wxPoint& pt ); long HitTest( int x, int y, int &flags ) const; void InsertItem( wxListItem &item ); void InsertColumn( long col, wxListItem &item ); int GetItemWidthWithImage(wxListItem * item); void SortItems( MuleListCtrlCompare fn, long data ); size_t GetItemCount() const; bool IsEmpty() const { return GetItemCount() == 0; } void SetItemCount(long count); // change the current (== focused) item, send a notification event void ChangeCurrent(size_t current); void ResetCurrent() { ChangeCurrent((size_t)-1); } bool HasCurrent() const { return m_current != (size_t)-1; } // send out a wxListEvent void SendNotify( size_t line, wxEventType command, const wxPoint& point = wxDefaultPosition ); // override base class virtual to reset m_lineHeight when the font changes virtual bool SetFont(const wxFont& font) { if ( !wxScrolledWindow::SetFont(font) ) return false; m_lineHeight = 0; return true; } // these are for wxListLineData usage only // get the backpointer to the list ctrl wxGenericListCtrl *GetListCtrl() const { return wxStaticCast(GetParent(), wxGenericListCtrl); } // get the height of all lines (assuming they all do have the same height) wxCoord GetLineHeight() const; // get the y position of the given line (only for report view) wxCoord GetLineY(size_t line) const; // get the brush to use for the item highlighting const wxBrush& GetHighlightBrush() const { return m_hasFocus ? m_highlightBrush : m_highlightUnfocusedBrush; } bool HasFocus() const { return m_hasFocus; } //protected: // the array of all line objects for a non virtual list control (for the // virtual list control we only ever use m_lines[0]) wxListLineDataArray m_lines; // the list of column objects wxListHeaderDataList m_columns; // currently focused item or -1 size_t m_current; // the number of lines per page int m_linesPerPage; // this flag is set when something which should result in the window // redrawing happens (i.e. an item was added or deleted, or its appearance // changed) and OnPaint() doesn't redraw the window while it is set which // allows to minimize the number of repaintings when a lot of items are // being added. The real repainting occurs only after the next OnIdle() // call bool m_dirty; wxColour *m_highlightColour; wxImageList *m_small_image_list; wxImageList *m_normal_image_list; int m_small_spacing; int m_normal_spacing; bool m_hasFocus; bool m_lastOnSame; wxTimer *m_renameTimer; bool m_isCreated; int m_dragCount; wxPoint m_dragStart; ColWidthArray m_aColWidths; // for double click logic size_t m_lineLastClicked, m_lineBeforeLastClicked, m_lineSelectSingleOnUp; protected: wxWindow *GetMainWindowOfCompositeControl() { return GetParent(); } // the total count of items in a virtual list control size_t m_countVirt; // the object maintaining the items selection state, only used in virtual // controls wxSelectionStore m_selStore; // common part of all ctors void Init(); // get the line data for the given index wxListLineData *GetLine(size_t n) const { wxASSERT_MSG( n != (size_t)-1, _T("invalid line index") ); if ( IsVirtual() ) { wxConstCast(this, wxListMainWindow)->CacheLineData(n); n = 0; } return &m_lines[n]; } // get a dummy line which can be used for geometry calculations and such: // you must use GetLine() if you want to really draw the line wxListLineData *GetDummyLine() const; // cache the line data of the n-th line in m_lines[0] void CacheLineData(size_t line); // get the range of visible lines void GetVisibleLinesRange(size_t *from, size_t *to); // force us to recalculate the range of visible lines void ResetVisibleLinesRange() { m_lineFrom = (size_t)-1; } // get the colour to be used for drawing the rules wxColour GetRuleColour() const { return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT); } private: // initialize the current item if needed void UpdateCurrent(); // delete all items but don't refresh: called from dtor void DoDeleteAllItems(); // the height of one line using the current font wxCoord m_lineHeight; // the total header width or 0 if not calculated yet wxCoord m_headerWidth; // the first and last lines being shown on screen right now (inclusive), // both may be -1 if they must be calculated so never access them directly: // use GetVisibleLinesRange() above instead size_t m_lineFrom, m_lineTo; // the brushes to use for item highlighting when we do/don't have focus wxBrush m_highlightBrush, m_highlightUnfocusedBrush; // if this is > 0, the control is frozen and doesn't redraw itself size_t m_freezeCount; // wrapper around the text control currently used for in place editing or // NULL if no item is being edited wxListTextCtrlWrapper *m_textctrlWrapper; DECLARE_EVENT_TABLE() friend class wxGenericListCtrl; }; wxListItemData::~wxListItemData() { // in the virtual list control the attributes are managed by the main // program, so don't delete them if ( !m_owner->IsVirtual() ) delete m_attr; delete m_rect; } void wxListItemData::Init() { m_image = -1; m_data = 0; m_attr = NULL; } wxListItemData::wxListItemData(wxListMainWindow *owner) { Init(); m_owner = owner; if ( owner->InReportView() ) m_rect = NULL; else m_rect = new wxRect; } void wxListItemData::SetItem( const wxListItem &info ) { if ( info.m_mask & wxLIST_MASK_TEXT ) SetText(info.m_text); if ( info.m_mask & wxLIST_MASK_IMAGE ) m_image = info.m_image; if ( info.m_mask & wxLIST_MASK_DATA ) m_data = info.m_data; if ( info.HasAttributes() ) { if ( m_attr ) m_attr->AssignFrom(*info.GetAttributes()); else m_attr = new wxListItemAttr(*info.GetAttributes()); } if ( m_rect ) { m_rect->x = m_rect->y = m_rect->height = 0; m_rect->width = info.m_width; } } void wxListItemData::SetPosition( int x, int y ) { wxCHECK_RET( m_rect, _T("unexpected SetPosition() call") ); m_rect->x = x; m_rect->y = y; } void wxListItemData::SetSize( int width, int height ) { wxCHECK_RET( m_rect, _T("unexpected SetSize() call") ); if ( width != -1 ) m_rect->width = width; if ( height != -1 ) m_rect->height = height; } bool wxListItemData::IsHit( int x, int y ) const { wxCHECK_MSG( m_rect, false, _T("can't be called in this mode") ); return wxRect(GetX(), GetY(), GetWidth(), GetHeight()).Contains(x, y); } int wxListItemData::GetX() const { wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") ); return m_rect->x; } int wxListItemData::GetY() const { wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") ); return m_rect->y; } int wxListItemData::GetWidth() const { wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") ); return m_rect->width; } int wxListItemData::GetHeight() const { wxCHECK_MSG( m_rect, 0, _T("can't be called in this mode") ); return m_rect->height; } void wxListItemData::GetItem( wxListItem &info ) const { long mask = info.m_mask; if ( !mask ) // by default, get everything for backwards compatibility mask = -1; if ( mask & wxLIST_MASK_TEXT ) info.m_text = m_text; if ( mask & wxLIST_MASK_IMAGE ) info.m_image = m_image; if ( mask & wxLIST_MASK_DATA ) info.m_data = m_data; if ( m_attr ) { if ( m_attr->HasTextColour() ) info.SetTextColour(m_attr->GetTextColour()); if ( m_attr->HasBackgroundColour() ) info.SetBackgroundColour(m_attr->GetBackgroundColour()); if ( m_attr->HasFont() ) info.SetFont(m_attr->GetFont()); } } //----------------------------------------------------------------------------- // wxListHeaderData //----------------------------------------------------------------------------- void wxListHeaderData::Init() { m_mask = 0; m_image = -1; m_format = 0; m_width = 0; m_xpos = 0; m_ypos = 0; m_height = 0; m_state = 0; } wxListHeaderData::wxListHeaderData() { Init(); } wxListHeaderData::wxListHeaderData( const wxListItem &item ) { Init(); SetItem( item ); } void wxListHeaderData::SetItem( const wxListItem &item ) { m_mask = item.m_mask; if ( m_mask & wxLIST_MASK_TEXT ) m_text = item.m_text; if ( m_mask & wxLIST_MASK_IMAGE ) m_image = item.m_image; if ( m_mask & wxLIST_MASK_FORMAT ) m_format = item.m_format; if ( m_mask & wxLIST_MASK_WIDTH ) SetWidth(item.m_width); if ( m_mask & wxLIST_MASK_STATE ) SetState(item.m_state); } void wxListHeaderData::SetPosition( int x, int y ) { m_xpos = x; m_ypos = y; } void wxListHeaderData::SetHeight( int h ) { m_height = h; } void wxListHeaderData::SetWidth( int w ) { m_width = w < 0 ? WIDTH_COL_DEFAULT : w; } void wxListHeaderData::SetState( int flag ) { m_state = flag; } void wxListHeaderData::SetFormat( int format ) { m_format = format; } bool wxListHeaderData::HasImage() const { return m_image != -1; } bool wxListHeaderData::IsHit( int x, int y ) const { return ((x >= m_xpos) && (x <= m_xpos+m_width) && (y >= m_ypos) && (y <= m_ypos+m_height)); } void wxListHeaderData::GetItem( wxListItem& item ) { item.m_mask = m_mask; item.m_text = m_text; item.m_image = m_image; item.m_format = m_format; item.m_width = m_width; item.m_state = m_state; } int wxListHeaderData::GetImage() const { return m_image; } int wxListHeaderData::GetWidth() const { return m_width; } int wxListHeaderData::GetFormat() const { return m_format; } int wxListHeaderData::GetState() const { return m_state; } //----------------------------------------------------------------------------- // wxListLineData //----------------------------------------------------------------------------- inline int wxListLineData::GetMode() const { return m_owner->GetListCtrl()->GetWindowStyleFlag() & wxLC_MASK_TYPE; } inline bool wxListLineData::InReportView() const { return m_owner->HasFlag(wxLC_REPORT); } inline bool wxListLineData::IsVirtual() const { return m_owner->IsVirtual(); } wxListLineData::wxListLineData( wxListMainWindow *owner ) { m_owner = owner; if ( InReportView() ) m_gi = NULL; else // !report m_gi = new GeometryInfo; m_highlighted = false; InitItems( GetMode() == wxLC_REPORT ? m_owner->GetColumnCount() : 1 ); } void wxListLineData::CalculateSize( wxDC *dc, int spacing ) { wxListItemDataList::compatibility_iterator node = m_items.GetFirst(); wxCHECK_RET( node, _T("no subitems at all??") ); wxListItemData *item = node->GetData(); wxString s; wxCoord lw, lh; switch ( GetMode() ) { case wxLC_ICON: case wxLC_SMALL_ICON: m_gi->m_rectAll.width = spacing; s = item->GetText(); if ( s.empty() ) { lh = m_gi->m_rectLabel.width = m_gi->m_rectLabel.height = 0; } else // has label { dc->GetTextExtent( s, &lw, &lh ); lw += EXTRA_WIDTH; lh += EXTRA_HEIGHT; m_gi->m_rectAll.height = spacing + lh; if (lw > spacing) m_gi->m_rectAll.width = lw; m_gi->m_rectLabel.width = lw; m_gi->m_rectLabel.height = lh; } if (item->HasImage()) { int w, h; m_owner->GetImageSize( item->GetImage(), w, h ); m_gi->m_rectIcon.width = w + 8; m_gi->m_rectIcon.height = h + 8; if ( m_gi->m_rectIcon.width > m_gi->m_rectAll.width ) m_gi->m_rectAll.width = m_gi->m_rectIcon.width; if ( m_gi->m_rectIcon.height + lh > m_gi->m_rectAll.height - 4 ) m_gi->m_rectAll.height = m_gi->m_rectIcon.height + lh + 4; } if ( item->HasText() ) { m_gi->m_rectHighlight.width = m_gi->m_rectLabel.width; m_gi->m_rectHighlight.height = m_gi->m_rectLabel.height; } else // no text, highlight the icon { m_gi->m_rectHighlight.width = m_gi->m_rectIcon.width; m_gi->m_rectHighlight.height = m_gi->m_rectIcon.height; } break; case wxLC_LIST: s = item->GetTextForMeasuring(); dc->GetTextExtent( s, &lw, &lh ); lw += EXTRA_WIDTH; lh += EXTRA_HEIGHT; m_gi->m_rectLabel.width = lw; m_gi->m_rectLabel.height = lh; m_gi->m_rectAll.width = lw; m_gi->m_rectAll.height = lh; if (item->HasImage()) { int w, h; m_owner->GetImageSize( item->GetImage(), w, h ); m_gi->m_rectIcon.width = w; m_gi->m_rectIcon.height = h; m_gi->m_rectAll.width += 4 + w; if (h > m_gi->m_rectAll.height) m_gi->m_rectAll.height = h; } m_gi->m_rectHighlight.width = m_gi->m_rectAll.width; m_gi->m_rectHighlight.height = m_gi->m_rectAll.height; break; case wxLC_REPORT: wxFAIL_MSG( _T("unexpected call to SetSize") ); break; default: wxFAIL_MSG( _T("unknown mode") ); break; } } void wxListLineData::SetPosition( int x, int y, int spacing ) { wxListItemDataList::compatibility_iterator node = m_items.GetFirst(); wxCHECK_RET( node, _T("no subitems at all??") ); wxListItemData *item = node->GetData(); switch ( GetMode() ) { case wxLC_ICON: case wxLC_SMALL_ICON: m_gi->m_rectAll.x = x; m_gi->m_rectAll.y = y; if ( item->HasImage() ) { m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 4 + (m_gi->m_rectAll.width - m_gi->m_rectIcon.width) / 2; m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 4; } if ( item->HasText() ) { if (m_gi->m_rectAll.width > spacing) m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2); else m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2) + (spacing / 2) - (m_gi->m_rectLabel.width / 2); m_gi->m_rectLabel.y = m_gi->m_rectAll.y + m_gi->m_rectAll.height + 2 - m_gi->m_rectLabel.height; m_gi->m_rectHighlight.x = m_gi->m_rectLabel.x - 2; m_gi->m_rectHighlight.y = m_gi->m_rectLabel.y - 2; } else // no text, highlight the icon { m_gi->m_rectHighlight.x = m_gi->m_rectIcon.x - 4; m_gi->m_rectHighlight.y = m_gi->m_rectIcon.y - 4; } break; case wxLC_LIST: m_gi->m_rectAll.x = x; m_gi->m_rectAll.y = y; m_gi->m_rectHighlight.x = m_gi->m_rectAll.x; m_gi->m_rectHighlight.y = m_gi->m_rectAll.y; m_gi->m_rectLabel.y = m_gi->m_rectAll.y + 2; if (item->HasImage()) { m_gi->m_rectIcon.x = m_gi->m_rectAll.x + 2; m_gi->m_rectIcon.y = m_gi->m_rectAll.y + 2; m_gi->m_rectLabel.x = m_gi->m_rectAll.x + 4 + (EXTRA_WIDTH/2) + m_gi->m_rectIcon.width; } else { m_gi->m_rectLabel.x = m_gi->m_rectAll.x + (EXTRA_WIDTH/2); } break; case wxLC_REPORT: wxFAIL_MSG( _T("unexpected call to SetPosition") ); break; default: wxFAIL_MSG( _T("unknown mode") ); break; } } void wxListLineData::InitItems( int num ) { for (int i = 0; i < num; i++) m_items.Append( new wxListItemData(m_owner) ); } void wxListLineData::SetItem( int index, const wxListItem &info ) { wxListItemDataList::compatibility_iterator node = m_items.Item( index ); wxCHECK_RET( node, _T("invalid column index in SetItem") ); wxListItemData *item = node->GetData(); item->SetItem( info ); } void wxListLineData::GetItem( int index, wxListItem &info ) { wxListItemDataList::compatibility_iterator node = m_items.Item( index ); if (node) { wxListItemData *item = node->GetData(); item->GetItem( info ); } } wxString wxListLineData::GetText(int index) const { wxString s; wxListItemDataList::compatibility_iterator node = m_items.Item( index ); if (node) { wxListItemData *item = node->GetData(); s = item->GetText(); } return s; } void wxListLineData::SetText( int index, const wxString& s ) { wxListItemDataList::compatibility_iterator node = m_items.Item( index ); if (node) { wxListItemData *item = node->GetData(); item->SetText( s ); } } void wxListLineData::SetImage( int index, int image ) { wxListItemDataList::compatibility_iterator node = m_items.Item( index ); wxCHECK_RET( node, _T("invalid column index in SetImage()") ); wxListItemData *item = node->GetData(); item->SetImage(image); } int wxListLineData::GetImage( int index ) const { wxListItemDataList::compatibility_iterator node = m_items.Item( index ); wxCHECK_MSG( node, -1, _T("invalid column index in GetImage()") ); wxListItemData *item = node->GetData(); return item->GetImage(); } wxListItemAttr *wxListLineData::GetAttr() const { wxListItemDataList::compatibility_iterator node = m_items.GetFirst(); wxCHECK_MSG( node, NULL, _T("invalid column index in GetAttr()") ); wxListItemData *item = node->GetData(); return item->GetAttr(); } void wxListLineData::SetAttr(wxListItemAttr *attr) { wxListItemDataList::compatibility_iterator node = m_items.GetFirst(); wxCHECK_RET( node, _T("invalid column index in SetAttr()") ); wxListItemData *item = node->GetData(); item->SetAttr(attr); } bool wxListLineData::SetAttributes(wxDC *dc, const wxListItemAttr *attr, bool highlighted) { wxWindow *listctrl = m_owner->GetParent(); // fg colour // don't use foreground colour for drawing highlighted items - this might // make them completely invisible (and there is no way to do bit // arithmetics on wxColour, unfortunately) wxColour colText; if ( highlighted ) #ifdef __WXMAC__ { if (m_owner->HasFocus() #if defined( __WXMAC__ ) && !defined(__WXUNIVERSAL__) && wxOSX_USE_CARBON && IsControlActive( (ControlRef)m_owner->GetHandle() ) #endif ) colText = *wxWHITE; else colText = *wxBLACK; } #else colText = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT); #endif else if ( attr && attr->HasTextColour() ) colText = attr->GetTextColour(); else colText = listctrl->GetForegroundColour(); dc->SetTextForeground(colText); // font wxFont font; if ( attr && attr->HasFont() ) font = attr->GetFont(); else font = listctrl->GetFont(); dc->SetFont(font); // bg colour bool hasBgCol = attr && attr->HasBackgroundColour(); if ( highlighted || hasBgCol ) { if ( highlighted ) dc->SetBrush( m_owner->GetHighlightBrush() ); else dc->SetBrush(*(wxTheBrushList->FindOrCreateBrush(attr->GetBackgroundColour(), wxSOLID))); dc->SetPen( *wxTRANSPARENT_PEN ); return true; } return false; } void wxListLineData::Draw( wxDC *dc ) { wxListItemDataList::compatibility_iterator node = m_items.GetFirst(); wxCHECK_RET( node, _T("no subitems at all??") ); bool highlighted = IsHighlighted(); wxListItemAttr *attr = GetAttr(); if ( SetAttributes(dc, attr, highlighted) ) #if ( !defined(__WXGTK20__) && !defined(__WXMAC__) ) { dc->DrawRectangle( m_gi->m_rectHighlight ); } #else { if (highlighted) { int flags = wxCONTROL_SELECTED; if (m_owner->HasFocus() #if defined( __WXMAC__ ) && !defined(__WXUNIVERSAL__) && wxOSX_USE_CARBON && IsControlActive( (ControlRef)m_owner->GetHandle() ) #endif ) flags |= wxCONTROL_FOCUSED; wxRendererNative::Get().DrawItemSelectionRect( m_owner, *dc, m_gi->m_rectHighlight, flags ); } else { dc->DrawRectangle( m_gi->m_rectHighlight ); } } #endif // just for debugging to better see where the items are #if 0 dc->SetPen(*wxRED_PEN); dc->SetBrush(*wxTRANSPARENT_BRUSH); dc->DrawRectangle( m_gi->m_rectAll ); dc->SetPen(*wxGREEN_PEN); dc->DrawRectangle( m_gi->m_rectIcon ); #endif wxListItemData *item = node->GetData(); if (item->HasImage()) { // centre the image inside our rectangle, this looks nicer when items // ae aligned in a row const wxRect& rectIcon = m_gi->m_rectIcon; m_owner->DrawImage(item->GetImage(), dc, rectIcon.x, rectIcon.y); } if (item->HasText()) { const wxRect& rectLabel = m_gi->m_rectLabel; wxDCClipper clipper(*dc, rectLabel); dc->DrawText(item->GetText(), rectLabel.x, rectLabel.y); } } void wxListLineData::DrawInReportMode( wxDC *dc, const wxRect& rect, const wxRect& rectHL, bool highlighted ) { // TODO: later we should support setting different attributes for // different columns - to do it, just add "col" argument to // GetAttr() and move these lines into the loop below wxListItemAttr *attr = GetAttr(); if ( SetAttributes(dc, attr, highlighted) ) #if ( !defined(__WXGTK20__) && !defined(__WXMAC__) ) { dc->DrawRectangle( rectHL ); } #else { if (highlighted) { int flags = wxCONTROL_SELECTED; if (m_owner->HasFocus() #if defined( __WXMAC__ ) && !defined(__WXUNIVERSAL__) && wxOSX_USE_CARBON && IsControlActive( (ControlRef)m_owner->GetHandle() ) #endif ) flags |= wxCONTROL_FOCUSED; wxRendererNative::Get().DrawItemSelectionRect( m_owner, *dc, rectHL, flags ); } else { dc->DrawRectangle( rectHL ); } } #endif wxCoord x = rect.x + HEADER_OFFSET_X, yMid = rect.y + rect.height/2; #ifdef __WXGTK__ // This probably needs to be done // on all platforms as the icons // otherwise nearly touch the border x += 2; #endif size_t col = 0; for ( wxListItemDataList::compatibility_iterator node = m_items.GetFirst(); node; node = node->GetNext(), col++ ) { wxListItemData *item = node->GetData(); int width = m_owner->GetColumnWidth(col); int xOld = x; x += width; if ( item->HasImage() ) { int ix, iy; m_owner->GetImageSize( item->GetImage(), ix, iy ); m_owner->DrawImage( item->GetImage(), dc, xOld, yMid - iy/2 ); ix += IMAGE_MARGIN_IN_REPORT_MODE; xOld += ix; width -= ix; } if ( item->HasText() ) DrawTextFormatted(dc, item->GetText(), col, xOld, yMid, width - 8); } } void wxListLineData::DrawTextFormatted(wxDC *dc, const wxString& textOrig, int col, int x, int yMid, int width) { // we don't support displaying multiple lines currently (and neither does // wxMSW FWIW) so just merge all the lines wxString text(textOrig); text.Replace(_T("\n"), _T(" ")); wxCoord w, h; dc->GetTextExtent(text, &w, &h); const wxCoord y = yMid - (h + 1)/2; wxDCClipper clipper(*dc, x, y, width, h); // determine if the string can fit inside the current width if (w <= width) { // it can, draw it using the items alignment wxListItem item; m_owner->GetColumn(col, item); switch ( item.GetAlign() ) { case wxLIST_FORMAT_LEFT: // nothing to do break; case wxLIST_FORMAT_RIGHT: x += width - w; break; case wxLIST_FORMAT_CENTER: x += (width - w) / 2; break; default: wxFAIL_MSG( _T("unknown list item format") ); break; } dc->DrawText(text, x, y); } else // otherwise, truncate and add an ellipsis if possible { // determine the base width wxString ellipsis(wxT("...")); wxCoord base_w; dc->GetTextExtent(ellipsis, &base_w, &h); // continue until we have enough space or only one character left wxCoord w_c, h_c; size_t len = text.length(); wxString drawntext = text.Left(len); while (len > 1) { dc->GetTextExtent(drawntext.Last(), &w_c, &h_c); drawntext.RemoveLast(); len--; w -= w_c; if (w + base_w <= width) break; } // if still not enough space, remove ellipsis characters while (ellipsis.length() > 0 && w + base_w > width) { ellipsis = ellipsis.Left(ellipsis.length() - 1); dc->GetTextExtent(ellipsis, &base_w, &h); } // now draw the text dc->DrawText(drawntext, x, y); dc->DrawText(ellipsis, x + w, y); } } bool wxListLineData::Highlight( bool on ) { wxCHECK_MSG( !IsVirtual(), false, _T("unexpected call to Highlight") ); if ( on == m_highlighted ) return false; m_highlighted = on; return true; } void wxListLineData::ReverseHighlight( void ) { Highlight(!IsHighlighted()); } //----------------------------------------------------------------------------- // wxListHeaderWindow //----------------------------------------------------------------------------- BEGIN_EVENT_TABLE(wxListHeaderWindow,wxWindow) EVT_PAINT (wxListHeaderWindow::OnPaint) EVT_MOUSE_EVENTS (wxListHeaderWindow::OnMouse) EVT_SET_FOCUS (wxListHeaderWindow::OnSetFocus) END_EVENT_TABLE() void wxListHeaderWindow::Init() { m_currentCursor = (wxCursor *) NULL; m_isDragging = false; m_dirty = false; } wxListHeaderWindow::wxListHeaderWindow() { Init(); m_owner = (wxListMainWindow *) NULL; m_resizeCursor = (wxCursor *) NULL; } wxListHeaderWindow::wxListHeaderWindow( wxWindow *win, wxWindowID id, wxListMainWindow *owner, const wxPoint& pos, const wxSize& size, long style, const wxString &name ) : wxWindow( win, id, pos, size, style, name ) { Init(); m_owner = owner; m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE ); #if _USE_VISATTR wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes(); SetOwnForegroundColour( attr.colFg ); SetOwnBackgroundColour( attr.colBg ); if (!m_hasFont) SetOwnFont( attr.font ); #else SetOwnForegroundColour( wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT)); SetOwnBackgroundColour( wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE)); if (!m_hasFont) SetOwnFont( wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT )); #endif } wxListHeaderWindow::~wxListHeaderWindow() { delete m_resizeCursor; } #ifdef __WXUNIVERSAL__ #include #include #endif // shift the DC origin to match the position of the main window horz // scrollbar: this allows us to always use logical coords void wxListHeaderWindow::AdjustDC(wxDC& dc) { int xpix; m_owner->GetScrollPixelsPerUnit( &xpix, NULL ); int view_start; m_owner->GetViewStart( &view_start, NULL ); int org_x = 0; int org_y = 0; dc.GetDeviceOrigin( &org_x, &org_y ); // account for the horz scrollbar offset #ifdef __WXGTK__ if (GetLayoutDirection() == wxLayout_RightToLeft) { // Maybe we just have to check for m_signX // in the DC, but I leave the #ifdef __WXGTK__ // for now dc.SetDeviceOrigin( org_x + (view_start * xpix), org_y ); } else #endif dc.SetDeviceOrigin( org_x - (view_start * xpix), org_y ); } void wxListHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) { wxPaintDC dc( this ); PrepareDC( dc ); AdjustDC( dc ); dc.SetFont( GetFont() ); // width and height of the entire header window int w, h; GetClientSize( &w, &h ); m_owner->CalcUnscrolledPosition(w, 0, &w, NULL); dc.SetBackgroundMode(wxTRANSPARENT); dc.SetTextForeground(GetForegroundColour()); int x = HEADER_OFFSET_X; int numColumns = m_owner->GetColumnCount(); wxListItem item; for ( int i = 0; i < numColumns && x < w; i++ ) { m_owner->GetColumn( i, item ); int wCol = item.m_width; int cw = wCol; int ch = h; int flags = 0; if (!m_parent->IsEnabled()) flags |= wxCONTROL_DISABLED; // NB: The code below is not really Mac-specific, but since we are close // to 2.8 release and I don't have time to test on other platforms, I // defined this only for wxMac. If this behavior is desired on // other platforms, please go ahead and revise or remove the #ifdef. #ifdef __WXMAC__ if ( !m_owner->IsVirtual() && (item.m_mask & wxLIST_MASK_STATE) && (item.m_state & wxLIST_STATE_SELECTED) ) flags |= wxCONTROL_SELECTED; #endif wxRendererNative::Get().DrawHeaderButton ( this, dc, wxRect(x, HEADER_OFFSET_Y, cw, ch), flags ); // see if we have enough space for the column label // for this we need the width of the text wxCoord wLabel; wxCoord hLabel; dc.GetTextExtent(item.GetText(), &wLabel, &hLabel); wLabel += 2 * EXTRA_WIDTH; // and the width of the icon, if any int ix = 0, iy = 0; // init them just to suppress the compiler warnings const int image = item.m_image; wxImageList *imageList; if ( image != -1 ) { imageList = m_owner->m_small_image_list; if ( imageList ) { imageList->GetSize(image, ix, iy); wLabel += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE; } } else { imageList = NULL; } // ignore alignment if there is not enough space anyhow int xAligned; switch ( wLabel < cw ? item.GetAlign() : wxLIST_FORMAT_LEFT ) { default: wxFAIL_MSG( _T("unknown list item format") ); // fall through case wxLIST_FORMAT_LEFT: xAligned = x; break; case wxLIST_FORMAT_RIGHT: xAligned = x + cw - wLabel; break; case wxLIST_FORMAT_CENTER: xAligned = x + (cw - wLabel) / 2; break; } // draw the text and image clipping them so that they // don't overwrite the column boundary wxDCClipper clipper(dc, x, HEADER_OFFSET_Y, cw, h ); // if we have an image, draw it on the right of the label if ( imageList ) { imageList->Draw ( image, dc, xAligned + wLabel - ix - HEADER_IMAGE_MARGIN_IN_REPORT_MODE, HEADER_OFFSET_Y + (h - 4 - iy)/2, wxIMAGELIST_DRAW_TRANSPARENT ); } dc.DrawText( item.GetText(), xAligned + EXTRA_WIDTH, h / 2 - hLabel / 2 ); //HEADER_OFFSET_Y + EXTRA_HEIGHT ); x += wCol; } // Fill in what's missing to the right of the columns, otherwise we will // leave an unpainted area when columns are removed (and it looks better) if ( x < w ) { wxRendererNative::Get().DrawHeaderButton ( this, dc, wxRect(x, HEADER_OFFSET_Y, w - x, h), 0 ); } } void wxListHeaderWindow::DrawCurrent() { #if 1 m_owner->SetColumnWidth( m_column, m_currentX - m_minX ); #else int x1 = m_currentX; int y1 = 0; m_owner->ClientToScreen( &x1, &y1 ); int x2 = m_currentX; int y2 = 0; m_owner->GetClientSize( NULL, &y2 ); m_owner->ClientToScreen( &x2, &y2 ); wxScreenDC dc; dc.SetLogicalFunction( wxINVERT ); dc.SetPen( *(wxThePenList->FindOrCreatePen(*wxBLACK, 2, wxSOLID ) )); dc.SetBrush( *wxTRANSPARENT_BRUSH ); AdjustDC(dc); dc.DrawLine( x1, y1, x2, y2 ); dc.SetLogicalFunction( wxCOPY ); dc.SetPen( wxNullPen ); dc.SetBrush( wxNullBrush ); #endif } void wxListHeaderWindow::OnMouse( wxMouseEvent &event ) { // we want to work with logical coords int x; m_owner->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL); int y = event.GetY(); if (m_isDragging) { SendListEvent(wxEVT_COMMAND_LIST_COL_DRAGGING, event.GetPosition()); // we don't draw the line beyond our window, but we allow dragging it // there int w = 0; GetClientSize( &w, NULL ); m_owner->CalcUnscrolledPosition(w, 0, &w, NULL); w -= 6; // erase the line if it was drawn if ( m_currentX < w ) DrawCurrent(); if (event.ButtonUp()) { ReleaseMouse(); m_isDragging = false; m_dirty = true; m_owner->SetColumnWidth( m_column, m_currentX - m_minX ); SendListEvent(wxEVT_COMMAND_LIST_COL_END_DRAG, event.GetPosition()); } else { if (x > m_minX + 7) m_currentX = x; else m_currentX = m_minX + 7; // draw in the new location if ( m_currentX < w ) DrawCurrent(); } } else // not dragging { m_minX = 0; bool hit_border = false; // end of the current column int xpos = 0; // find the column where this event occurred int col, countCol = m_owner->GetColumnCount(); for (col = 0; col < countCol; col++) { xpos += m_owner->GetColumnWidth( col ); m_column = col; if ( (abs(x-xpos) < 3) && (y < 22) ) { // near the column border hit_border = true; break; } if ( x < xpos ) { // inside the column break; } m_minX = xpos; } if ( col == countCol ) m_column = -1; if (event.LeftDown() || event.RightUp()) { if (hit_border && event.LeftDown()) { if ( SendListEvent(wxEVT_COMMAND_LIST_COL_BEGIN_DRAG, event.GetPosition()) ) { m_isDragging = true; m_currentX = x; CaptureMouse(); DrawCurrent(); } //else: column resizing was vetoed by the user code } else // click on a column { // record the selected state of the columns if (event.LeftDown()) { for (int i=0; i < m_owner->GetColumnCount(); i++) { wxListItem colItem; m_owner->GetColumn(i, colItem); long state = colItem.GetState(); if (i == m_column) colItem.SetState(state | wxLIST_STATE_SELECTED); else colItem.SetState(state & ~wxLIST_STATE_SELECTED); m_owner->SetColumn(i, colItem); } } SendListEvent( event.LeftDown() ? wxEVT_COMMAND_LIST_COL_CLICK : wxEVT_COMMAND_LIST_COL_RIGHT_CLICK, event.GetPosition()); } } else if (event.Moving()) { bool setCursor; if (hit_border) { setCursor = m_currentCursor == wxSTANDARD_CURSOR; m_currentCursor = m_resizeCursor; } else { setCursor = m_currentCursor != wxSTANDARD_CURSOR; m_currentCursor = wxSTANDARD_CURSOR; } if ( setCursor ) SetCursor(*m_currentCursor); } } } void wxListHeaderWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) ) { m_owner->SetFocus(); m_owner->Update(); } bool wxListHeaderWindow::SendListEvent(wxEventType type, const wxPoint& pos) { wxWindow *parent = GetParent(); wxListEvent le( type, parent->GetId() ); le.SetEventObject( parent ); le.m_pointDrag = pos; // the position should be relative to the parent window, not // this one for compatibility with MSW and common sense: the // user code doesn't know anything at all about this header // window, so why should it get positions relative to it? le.m_pointDrag.y -= GetSize().y; le.m_col = m_column; return !parent->GetEventHandler()->ProcessEvent( le ) || le.IsAllowed(); } //----------------------------------------------------------------------------- // wxListRenameTimer (internal) //----------------------------------------------------------------------------- wxListRenameTimer::wxListRenameTimer( wxListMainWindow *owner ) { m_owner = owner; } void wxListRenameTimer::Notify() { m_owner->OnRenameTimer(); } //----------------------------------------------------------------------------- // wxListTextCtrlWrapper (internal) //----------------------------------------------------------------------------- BEGIN_EVENT_TABLE(wxListTextCtrlWrapper, wxEvtHandler) EVT_CHAR (wxListTextCtrlWrapper::OnChar) EVT_KEY_UP (wxListTextCtrlWrapper::OnKeyUp) EVT_KILL_FOCUS (wxListTextCtrlWrapper::OnKillFocus) END_EVENT_TABLE() wxListTextCtrlWrapper::wxListTextCtrlWrapper(wxListMainWindow *owner, wxTextCtrl *text, size_t itemEdit) : m_startValue(owner->GetItemText(itemEdit)), m_itemEdited(itemEdit) { m_owner = owner; m_text = text; m_finished = false; m_aboutToFinish = false; wxRect rectLabel = owner->GetLineLabelRect(itemEdit); m_owner->CalcScrolledPosition(rectLabel.x, rectLabel.y, &rectLabel.x, &rectLabel.y); m_text->Create(owner, wxID_ANY, m_startValue, wxPoint(rectLabel.x-4,rectLabel.y-4), wxSize(rectLabel.width+11,rectLabel.height+8)); m_text->SetFocus(); m_text->PushEventHandler(this); } void wxListTextCtrlWrapper::Finish() { if ( !m_finished ) { m_finished = true; m_text->RemoveEventHandler(this); m_owner->FinishEditing(m_text); wxPendingDelete.Append( this ); } } bool wxListTextCtrlWrapper::AcceptChanges() { const wxString value = m_text->GetValue(); // notice that we should always call OnRenameAccept() to generate the "end // label editing" event, even if the user hasn't really changed anything if ( !m_owner->OnRenameAccept(m_itemEdited, value) ) { // vetoed by the user return false; } // accepted, do rename the item (unless nothing changed) if ( value != m_startValue ) m_owner->SetItemText(m_itemEdited, value); return true; } void wxListTextCtrlWrapper::AcceptChangesAndFinish() { m_aboutToFinish = true; // Notify the owner about the changes AcceptChanges(); // Even if vetoed, close the control (consistent with MSW) Finish(); } void wxListTextCtrlWrapper::OnChar( wxKeyEvent &event ) { switch ( event.m_keyCode ) { case WXK_RETURN: AcceptChangesAndFinish(); break; case WXK_ESCAPE: m_owner->OnRenameCancelled( m_itemEdited ); Finish(); break; default: event.Skip(); } } void wxListTextCtrlWrapper::OnKeyUp( wxKeyEvent &event ) { if (m_finished) { event.Skip(); return; } // auto-grow the textctrl: wxSize parentSize = m_owner->GetSize(); wxPoint myPos = m_text->GetPosition(); wxSize mySize = m_text->GetSize(); int sx, sy; m_text->GetTextExtent(m_text->GetValue() + _T("MM"), &sx, &sy); if (myPos.x + sx > parentSize.x) sx = parentSize.x - myPos.x; if (mySize.x > sx) sx = mySize.x; m_text->SetSize(sx, wxDefaultCoord); event.Skip(); } void wxListTextCtrlWrapper::OnKillFocus( wxFocusEvent &event ) { if ( !m_finished && !m_aboutToFinish ) { if ( !AcceptChanges() ) m_owner->OnRenameCancelled( m_itemEdited ); Finish(); } // We must let the native text control handle focus event.Skip(); } //----------------------------------------------------------------------------- // wxListMainWindow //----------------------------------------------------------------------------- BEGIN_EVENT_TABLE(wxListMainWindow,wxScrolledWindow) EVT_PAINT (wxListMainWindow::OnPaint) EVT_ERASE_BACKGROUND (wxListMainWindow::OnErase) EVT_MOUSE_EVENTS (wxListMainWindow::OnMouse) EVT_CHAR (wxListMainWindow::OnChar) EVT_KEY_DOWN (wxListMainWindow::OnKeyDown) EVT_KEY_UP (wxListMainWindow::OnKeyUp) EVT_SET_FOCUS (wxListMainWindow::OnSetFocus) EVT_KILL_FOCUS (wxListMainWindow::OnKillFocus) EVT_SCROLLWIN (wxListMainWindow::OnScroll) EVT_CHILD_FOCUS (wxListMainWindow::OnChildFocus) END_EVENT_TABLE() void wxListMainWindow::Init() { m_dirty = true; m_countVirt = 0; m_lineFrom = m_lineTo = (size_t)-1; m_linesPerPage = 0; m_headerWidth = m_lineHeight = 0; m_small_image_list = (wxImageList *) NULL; m_normal_image_list = (wxImageList *) NULL; m_small_spacing = 30; m_normal_spacing = 40; m_hasFocus = false; m_dragCount = 0; m_isCreated = false; m_lastOnSame = false; m_renameTimer = new wxListRenameTimer( this ); m_textctrlWrapper = NULL; m_current = m_lineLastClicked = m_lineSelectSingleOnUp = m_lineBeforeLastClicked = (size_t)-1; m_freezeCount = 0; } wxListMainWindow::wxListMainWindow() { Init(); } wxListMainWindow::wxListMainWindow( wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style, const wxString &name ) : wxScrolledWindow( parent, id, pos, size, style | wxHSCROLL | wxVSCROLL, name ) { Init(); m_highlightBrush = *(wxTheBrushList->FindOrCreateBrush( wxSystemSettings::GetColour ( wxSYS_COLOUR_HIGHLIGHT ), wxSOLID )); m_highlightUnfocusedBrush = *(wxTheBrushList->FindOrCreateBrush( wxSystemSettings::GetColour ( wxSYS_COLOUR_BTNSHADOW ), wxSOLID )); SetScrollbars( 0, 0, 0, 0, 0, 0 ); wxVisualAttributes attr = wxGenericListCtrl::GetClassDefaultAttributes(); SetOwnForegroundColour( attr.colFg ); SetOwnBackgroundColour( attr.colBg ); if (!m_hasFont) SetOwnFont( attr.font ); } wxListMainWindow::~wxListMainWindow() { DoDeleteAllItems(); WX_CLEAR_LIST(wxListHeaderDataList, m_columns); WX_CLEAR_ARRAY(m_aColWidths); delete m_renameTimer; } void wxListMainWindow::CacheLineData(size_t line) { wxGenericListCtrl *listctrl = GetListCtrl(); wxListLineData *ld = GetDummyLine(); size_t countCol = GetColumnCount(); for ( size_t col = 0; col < countCol; col++ ) { ld->SetText(col, listctrl->OnGetItemText(line, col)); ld->SetImage(col, listctrl->OnGetItemColumnImage(line, col)); } ld->SetAttr(listctrl->OnGetItemAttr(line)); } wxListLineData *wxListMainWindow::GetDummyLine() const { wxASSERT_MSG( !IsEmpty(), _T("invalid line index") ); wxASSERT_MSG( IsVirtual(), _T("GetDummyLine() shouldn't be called") ); wxListMainWindow *self = wxConstCast(this, wxListMainWindow); // we need to recreate the dummy line if the number of columns in the // control changed as it would have the incorrect number of fields // otherwise if ( !m_lines.IsEmpty() && m_lines[0].m_items.GetCount() != (size_t)GetColumnCount() ) { self->m_lines.Clear(); } if ( m_lines.IsEmpty() ) { wxListLineData *line = new wxListLineData(self); self->m_lines.Add(line); // don't waste extra memory -- there never going to be anything // else/more in this array self->m_lines.Shrink(); } return &m_lines[0]; } // ---------------------------------------------------------------------------- // line geometry (report mode only) // ---------------------------------------------------------------------------- wxCoord wxListMainWindow::GetLineHeight() const { // we cache the line height as calling GetTextExtent() is slow if ( !m_lineHeight ) { wxListMainWindow *self = wxConstCast(this, wxListMainWindow); wxClientDC dc( self ); dc.SetFont( GetFont() ); wxCoord y; dc.GetTextExtent(_T("H"), NULL, &y); if ( m_small_image_list && m_small_image_list->GetImageCount() ) { int iw = 0, ih = 0; m_small_image_list->GetSize(0, iw, ih); y = wxMax(y, ih); } y += EXTRA_HEIGHT; self->m_lineHeight = y + LINE_SPACING; } return m_lineHeight; } wxCoord wxListMainWindow::GetLineY(size_t line) const { wxASSERT_MSG( InReportView(), _T("only works in report mode") ); return LINE_SPACING + line * GetLineHeight(); } wxRect wxListMainWindow::GetLineRect(size_t line) const { if ( !InReportView() ) return GetLine(line)->m_gi->m_rectAll; wxRect rect; rect.x = HEADER_OFFSET_X; rect.y = GetLineY(line); rect.width = GetHeaderWidth(); rect.height = GetLineHeight(); return rect; } wxRect wxListMainWindow::GetLineLabelRect(size_t line) const { if ( !InReportView() ) return GetLine(line)->m_gi->m_rectLabel; int image_x = 0; wxListLineData *data = GetLine(line); wxListItemDataList::compatibility_iterator node = data->m_items.GetFirst(); if (node) { wxListItemData *item = node->GetData(); if ( item->HasImage() ) { int ix, iy; GetImageSize( item->GetImage(), ix, iy ); image_x = 3 + ix + IMAGE_MARGIN_IN_REPORT_MODE; } } wxRect rect; rect.x = image_x + HEADER_OFFSET_X; rect.y = GetLineY(line); rect.width = GetColumnWidth(0) - image_x; rect.height = GetLineHeight(); return rect; } wxRect wxListMainWindow::GetLineIconRect(size_t line) const { if ( !InReportView() ) return GetLine(line)->m_gi->m_rectIcon; wxListLineData *ld = GetLine(line); wxASSERT_MSG( ld->HasImage(), _T("should have an image") ); wxRect rect; rect.x = HEADER_OFFSET_X; rect.y = GetLineY(line); GetImageSize(ld->GetImage(), rect.width, rect.height); return rect; } wxRect wxListMainWindow::GetLineHighlightRect(size_t line) const { return InReportView() ? GetLineRect(line) : GetLine(line)->m_gi->m_rectHighlight; } long wxListMainWindow::HitTestLine(size_t line, int x, int y) const { wxASSERT_MSG( line < GetItemCount(), _T("invalid line in HitTestLine") ); wxListLineData *ld = GetLine(line); if ( ld->HasImage() && GetLineIconRect(line).Contains(x, y) ) return wxLIST_HITTEST_ONITEMICON; // VS: Testing for "ld->HasText() || InReportView()" instead of // "ld->HasText()" is needed to make empty lines in report view // possible if ( ld->HasText() || InReportView() ) { wxRect rect = InReportView() ? GetLineRect(line) : GetLineLabelRect(line); if ( rect.Contains(x, y) ) return wxLIST_HITTEST_ONITEMLABEL; } return 0; } // ---------------------------------------------------------------------------- // highlight (selection) handling // ---------------------------------------------------------------------------- bool wxListMainWindow::IsHighlighted(size_t line) const { if ( IsVirtual() ) { return m_selStore.IsSelected(line); } else // !virtual { wxListLineData *ld = GetLine(line); wxCHECK_MSG( ld, false, _T("invalid index in IsHighlighted") ); return ld->IsHighlighted(); } } void wxListMainWindow::HighlightLines( size_t lineFrom, size_t lineTo, bool highlight ) { if ( IsVirtual() ) { wxArrayInt linesChanged; if ( !m_selStore.SelectRange(lineFrom, lineTo, highlight, &linesChanged) ) { // meny items changed state, refresh everything RefreshLines(lineFrom, lineTo); } else // only a few items changed state, refresh only them { size_t count = linesChanged.GetCount(); for ( size_t n = 0; n < count; n++ ) { RefreshLine(linesChanged[n]); } } } else // iterate over all items in non report view { for ( size_t line = lineFrom; line <= lineTo; line++ ) { if ( HighlightLine(line, highlight) ) RefreshLine(line); } } } bool wxListMainWindow::HighlightLine( size_t line, bool highlight ) { bool changed; if ( IsVirtual() ) { changed = m_selStore.SelectItem(line, highlight); } else // !virtual { wxListLineData *ld = GetLine(line); wxCHECK_MSG( ld, false, _T("invalid index in HighlightLine") ); changed = ld->Highlight(highlight); } if ( changed ) { SendNotify( line, highlight ? wxEVT_COMMAND_LIST_ITEM_SELECTED : wxEVT_COMMAND_LIST_ITEM_DESELECTED ); } return changed; } void wxListMainWindow::RefreshLine( size_t line ) { if ( InReportView() ) { size_t visibleFrom, visibleTo; GetVisibleLinesRange(&visibleFrom, &visibleTo); if ( line < visibleFrom || line > visibleTo ) return; } wxRect rect = GetLineRect(line); CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); RefreshRect( rect ); } void wxListMainWindow::RefreshLines( size_t lineFrom, size_t lineTo ) { // we suppose that they are ordered by caller wxASSERT_MSG( lineFrom <= lineTo, _T("indices in disorder") ); wxASSERT_MSG( lineTo < GetItemCount(), _T("invalid line range") ); if ( InReportView() ) { size_t visibleFrom, visibleTo; GetVisibleLinesRange(&visibleFrom, &visibleTo); if ( lineFrom < visibleFrom ) lineFrom = visibleFrom; if ( lineTo > visibleTo ) lineTo = visibleTo; wxRect rect; rect.x = 0; rect.y = GetLineY(lineFrom); rect.width = GetClientSize().x; rect.height = GetLineY(lineTo) - rect.y + GetLineHeight(); CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); RefreshRect( rect ); } else // !report { // TODO: this should be optimized... for ( size_t line = lineFrom; line <= lineTo; line++ ) { RefreshLine(line); } } } void wxListMainWindow::RefreshAfter( size_t lineFrom ) { if ( InReportView() ) { size_t visibleFrom, visibleTo; GetVisibleLinesRange(&visibleFrom, &visibleTo); if ( lineFrom < visibleFrom ) lineFrom = visibleFrom; else if ( lineFrom > visibleTo ) return; wxRect rect; rect.x = 0; rect.y = GetLineY(lineFrom); CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y ); wxSize size = GetClientSize(); rect.width = size.x; // refresh till the bottom of the window rect.height = size.y - rect.y; RefreshRect( rect ); } else // !report { // TODO: how to do it more efficiently? m_dirty = true; } } void wxListMainWindow::RefreshSelected() { if ( IsEmpty() ) return; size_t from, to; if ( InReportView() ) { GetVisibleLinesRange(&from, &to); } else // !virtual { from = 0; to = GetItemCount() - 1; } if ( HasCurrent() && m_current >= from && m_current <= to ) RefreshLine(m_current); for ( size_t line = from; line <= to; line++ ) { // NB: the test works as expected even if m_current == -1 if ( line != m_current && IsHighlighted(line) ) RefreshLine(line); } } void wxListMainWindow::Freeze() { m_freezeCount++; } void wxListMainWindow::Thaw() { wxCHECK_RET( m_freezeCount > 0, _T("thawing unfrozen list control?") ); if ( --m_freezeCount == 0 ) Refresh(); } void wxListMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) ) { // Note: a wxPaintDC must be constructed even if no drawing is // done (a Windows requirement). wxBufferedPaintDC dc( this ); // Ensure an uniform background color, as to avoid differences between // the automatically cleared parts and the rest of the canvas. dc.SetBackground(*(wxTheBrushList->FindOrCreateBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX), wxSOLID))); // We need to clear the DC manually, since we intercept BG-erase events. // Clearing must be done first thing because caching of the double-buffering causes artifacts otherwise. dc.Clear(); if ( m_freezeCount ) return; if ( m_dirty ) // delay the repainting until we calculate all the items positions return; PrepareDC( dc ); // IsEmpty is checked now, after clearing, to avoid garbage on empty lists. if ( IsEmpty() ) { return; } int dev_x, dev_y; CalcScrolledPosition( 0, 0, &dev_x, &dev_y ); dc.SetFont( GetFont() ); if ( InReportView() ) { int lineHeight = GetLineHeight(); size_t visibleFrom, visibleTo; GetVisibleLinesRange(&visibleFrom, &visibleTo); wxRect rectLine; int xOrig = dc.LogicalToDeviceX( 0 ); int yOrig = dc.LogicalToDeviceY( 0 ); // tell the caller cache to cache the data if ( IsVirtual() ) { wxListEvent evCache(wxEVT_COMMAND_LIST_CACHE_HINT, GetParent()->GetId()); evCache.SetEventObject( GetParent() ); evCache.m_oldItemIndex = visibleFrom; evCache.m_itemIndex = visibleTo; GetParent()->GetEventHandler()->ProcessEvent( evCache ); } for ( size_t line = visibleFrom; line <= visibleTo; line++ ) { rectLine = GetLineRect(line); if ( !IsExposed(rectLine.x + xOrig, rectLine.y + yOrig, rectLine.width, rectLine.height) ) { // don't redraw unaffected lines to avoid flicker continue; } if (HasFlag(wxLC_OWNERDRAW)) { ((wxGenericListCtrl*)m_parent)->OnDrawItem(line, &dc, rectLine, GetLineHighlightRect(line), IsHighlighted(line)); } else { GetLine(line)->DrawInReportMode( &dc, rectLine, GetLineHighlightRect(line), IsHighlighted(line) ); } } if ( HasFlag(wxLC_HRULES) ) { wxPen pen = *(wxThePenList->FindOrCreatePen(GetRuleColour(), 1, wxSOLID)); wxSize clientSize = GetClientSize(); size_t i = visibleFrom; if (i == 0) i = 1; // Don't draw the first one for ( ; i <= visibleTo; i++ ) { dc.SetPen(pen); dc.SetBrush( *wxTRANSPARENT_BRUSH ); dc.DrawLine(0 - dev_x, i * lineHeight, clientSize.x - dev_x, i * lineHeight); } // Draw last horizontal rule if ( visibleTo == GetItemCount() - 1 ) { dc.SetPen( pen ); dc.SetBrush( *wxTRANSPARENT_BRUSH ); dc.DrawLine(0 - dev_x, (m_lineTo + 1) * lineHeight, clientSize.x - dev_x , (m_lineTo + 1) * lineHeight ); } } // Draw vertical rules if required if ( HasFlag(wxLC_VRULES) && !IsEmpty() ) { wxPen pen = *(wxThePenList->FindOrCreatePen(GetRuleColour(), 1, wxSOLID)); wxRect firstItemRect, lastItemRect; GetItemRect(visibleFrom, firstItemRect); GetItemRect(visibleTo, lastItemRect); int x = firstItemRect.GetX(); dc.SetPen(pen); dc.SetBrush(* wxTRANSPARENT_BRUSH); for (int col = 0; col < GetColumnCount(); col++) { int colWidth = GetColumnWidth(col); x += colWidth; int x_pos = x - dev_x; if (col < GetColumnCount()-1) x_pos -= 2; dc.DrawLine(x_pos, firstItemRect.GetY() - 1 - dev_y, x_pos, lastItemRect.GetBottom() + 1 - dev_y); } } } else // !report { size_t count = GetItemCount(); for ( size_t i = 0; i < count; i++ ) { GetLine(i)->Draw( &dc ); } } #ifndef __WXMAC__ // Don't draw rect outline under Mac at all. if ( HasCurrent() ) { if ( m_hasFocus ) { wxRect rect( GetLineHighlightRect( m_current ) ); #ifndef __WXGTK20__ dc.SetPen( *wxBLACK_PEN ); dc.SetBrush( *wxTRANSPARENT_BRUSH ); dc.DrawRectangle( rect ); #else wxRendererNative::Get().DrawItemSelectionRect( this, dc, rect, wxCONTROL_CURRENT|wxCONTROL_FOCUSED ); #endif } } #endif } void wxListMainWindow::HighlightAll( bool on ) { if ( IsSingleSel() ) { wxASSERT_MSG( !on, _T("can't do this in a single selection control") ); // we just have one item to turn off if ( HasCurrent() && IsHighlighted(m_current) ) { HighlightLine(m_current, false); RefreshLine(m_current); } } else // multi selection { if ( !IsEmpty() ) HighlightLines(0, GetItemCount() - 1, on); } } void wxListMainWindow::OnChildFocus(wxChildFocusEvent& WXUNUSED(event)) { // Do nothing here. This prevents the default handler in wxScrolledWindow // from needlessly scrolling the window when the edit control is // dismissed. See ticket #9563. } void wxListMainWindow::SendNotify( size_t line, wxEventType command, const wxPoint& point ) { wxListEvent le( command, GetParent()->GetId() ); le.SetEventObject( GetParent() ); le.m_itemIndex = line; // set only for events which have position if ( point != wxDefaultPosition ) le.m_pointDrag = point; // don't try to get the line info for virtual list controls: the main // program has it anyhow and if we did it would result in accessing all // the lines, even those which are not visible now and this is precisely // what we're trying to avoid if ( !IsVirtual() ) { if ( line != (size_t)-1 ) { GetLine(line)->GetItem( 0, le.m_item ); } //else: this happens for wxEVT_COMMAND_LIST_ITEM_FOCUSED event } //else: there may be no more such item GetParent()->GetEventHandler()->ProcessEvent( le ); } void wxListMainWindow::ChangeCurrent(size_t current) { m_current = current; // as the current item changed, we shouldn't start editing it when the // "slow click" timer expires as the click happened on another item if ( m_renameTimer->IsRunning() ) m_renameTimer->Stop(); SendNotify(current, wxEVT_COMMAND_LIST_ITEM_FOCUSED); } wxTextCtrl *wxListMainWindow::EditLabel(long item, wxClassInfo* textControlClass) { wxCHECK_MSG( (item >= 0) && ((size_t)item < GetItemCount()), NULL, wxT("wrong index in wxGenericListCtrl::EditLabel()") ); wxASSERT_MSG( textControlClass->IsKindOf(CLASSINFO(wxTextCtrl)), wxT("EditLabel() needs a text control") ); size_t itemEdit = (size_t)item; wxListEvent le( wxEVT_COMMAND_LIST_BEGIN_LABEL_EDIT, GetParent()->GetId() ); le.SetEventObject( GetParent() ); le.m_itemIndex = item; wxListLineData *data = GetLine(itemEdit); wxCHECK_MSG( data, NULL, _T("invalid index in EditLabel()") ); data->GetItem( 0, le.m_item ); if ( GetParent()->GetEventHandler()->ProcessEvent( le ) && !le.IsAllowed() ) { // vetoed by user code return NULL; } // We have to call this here because the label in question might just have // been added and no screen update taken place. if ( m_dirty ) { wxSafeYield(); // Pending events dispatched by wxSafeYield might have changed the item // count if ( (size_t)item >= GetItemCount() ) return NULL; } wxTextCtrl * const text = (wxTextCtrl *)textControlClass->CreateObject(); m_textctrlWrapper = new wxListTextCtrlWrapper(this, text, item); return m_textctrlWrapper->GetText(); } void wxListMainWindow::OnRenameTimer() { wxCHECK_RET( HasCurrent(), wxT("unexpected rename timer") ); EditLabel( m_current ); } bool wxListMainWindow::OnRenameAccept(size_t itemEdit, const wxString& value) { wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() ); le.SetEventObject( GetParent() ); le.m_itemIndex = itemEdit; wxListLineData *data = GetLine(itemEdit); wxCHECK_MSG( data, false, _T("invalid index in OnRenameAccept()") ); data->GetItem( 0, le.m_item ); le.m_item.m_text = value; return !GetParent()->GetEventHandler()->ProcessEvent( le ) || le.IsAllowed(); } void wxListMainWindow::OnRenameCancelled(size_t itemEdit) { // let owner know that the edit was cancelled wxListEvent le( wxEVT_COMMAND_LIST_END_LABEL_EDIT, GetParent()->GetId() ); le.SetEditCanceled(true); le.SetEventObject( GetParent() ); le.m_itemIndex = itemEdit; wxListLineData *data = GetLine(itemEdit); wxCHECK_RET( data, _T("invalid index in OnRenameCancelled()") ); data->GetItem( 0, le.m_item ); GetEventHandler()->ProcessEvent( le ); } void wxListMainWindow::OnMouse( wxMouseEvent &event ) { #ifdef __WXMAC__ // On wxMac we can't depend on the EVT_KILL_FOCUS event to properly // shutdown the edit control when the mouse is clicked elsewhere on the // listctrl because the order of events is different (or something like // that), so explicitly end the edit if it is active. if ( event.LeftDown() && m_textctrlWrapper ) m_textctrlWrapper->AcceptChangesAndFinish(); #endif // __WXMAC__ if ( event.LeftDown() ) SetFocusIgnoringChildren(); event.SetEventObject( GetParent() ); if ( GetParent()->GetEventHandler()->ProcessEvent( event) ) return; if (event.GetEventType() == wxEVT_MOUSEWHEEL) { // let the base handle mouse wheel events. event.Skip(); return; } if ( !HasCurrent() || IsEmpty() ) { if (event.RightDown()) { SendNotify( (size_t)-1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() ); // Allow generation of context menu event event.Skip(); } return; } if (m_dirty) return; if ( !(event.Dragging() || event.ButtonDown() || event.LeftUp() || event.ButtonDClick()) ) return; int x = event.GetX(); int y = event.GetY(); CalcUnscrolledPosition( x, y, &x, &y ); // where did we hit it (if we did)? long hitResult = 0; size_t count = GetItemCount(), current; if ( InReportView() ) { current = y / GetLineHeight(); if ( current < count ) hitResult = HitTestLine(current, x, y); } else // !report { // TODO: optimize it too! this is less simple than for report view but // enumerating all items is still not a way to do it!! for ( current = 0; current < count; current++ ) { hitResult = HitTestLine(current, x, y); if ( hitResult ) break; } } if (event.Dragging()) { if (m_dragCount == 0) { // we have to report the raw, physical coords as we want to be // able to call HitTest(event.m_pointDrag) from the user code to // get the item being dragged m_dragStart = event.GetPosition(); } m_dragCount++; if (m_dragCount != 3) return; int command = event.RightIsDown() ? wxEVT_COMMAND_LIST_BEGIN_RDRAG : wxEVT_COMMAND_LIST_BEGIN_DRAG; wxListEvent le( command, GetParent()->GetId() ); le.SetEventObject( GetParent() ); le.m_itemIndex = m_lineLastClicked; le.m_pointDrag = m_dragStart; GetParent()->GetEventHandler()->ProcessEvent( le ); return; } else { m_dragCount = 0; } if ( !hitResult ) { // outside of any item if (event.RightDown()) { SendNotify( (size_t) -1, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() ); wxContextMenuEvent evtCtx( wxEVT_CONTEXT_MENU, GetParent()->GetId(), ClientToScreen(event.GetPosition())); evtCtx.SetEventObject(GetParent()); GetParent()->GetEventHandler()->ProcessEvent(evtCtx); } else { // reset the selection and bail out HighlightAll(false); } return; } bool forceClick = false; if (event.ButtonDClick()) { if ( m_renameTimer->IsRunning() ) m_renameTimer->Stop(); m_lastOnSame = false; if ( current == m_lineLastClicked ) { SendNotify( current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED ); return; } else { // The first click was on another item, so don't interpret this as // a double click, but as a simple click instead forceClick = true; } } if (event.LeftUp()) { if (m_lineSelectSingleOnUp != (size_t)-1) { // select single line HighlightAll( false ); ReverseHighlight(m_lineSelectSingleOnUp); } if (m_lastOnSame) { if ((current == m_current) && (hitResult == wxLIST_HITTEST_ONITEMLABEL) && HasFlag(wxLC_EDIT_LABELS) ) { if (InReportView()) { wxRect label = GetLineLabelRect( current ); if (label.Contains( x, y )) m_renameTimer->Start( 250, true ); } else m_renameTimer->Start( 250, true ); } } m_lastOnSame = false; m_lineSelectSingleOnUp = (size_t)-1; } else { // This is necessary, because after a DnD operation in // from and to ourself, the up event is swallowed by the // DnD code. So on next non-up event (which means here and // now) m_lineSelectSingleOnUp should be reset. m_lineSelectSingleOnUp = (size_t)-1; } if (event.RightDown()) { m_lineBeforeLastClicked = m_lineLastClicked; m_lineLastClicked = current; // If the item is already selected, do not update the selection. // Multi-selections should not be cleared if a selected item is clicked. if (!IsHighlighted(current)) { HighlightAll(false); ChangeCurrent(current); ReverseHighlight(m_current); } SendNotify( current, wxEVT_COMMAND_LIST_ITEM_RIGHT_CLICK, event.GetPosition() ); wxContextMenuEvent evtCtx( wxEVT_CONTEXT_MENU, GetParent()->GetId(), ClientToScreen(event.GetPosition())); evtCtx.SetEventObject(GetParent()); GetParent()->GetEventHandler()->ProcessEvent(evtCtx); } else if (event.MiddleDown()) { SendNotify( current, wxEVT_COMMAND_LIST_ITEM_MIDDLE_CLICK ); } else if ( event.LeftDown() || forceClick ) { m_lineBeforeLastClicked = m_lineLastClicked; m_lineLastClicked = current; size_t oldCurrent = m_current; bool oldWasSelected = IsHighlighted(m_current); bool cmdModifierDown = event.CmdDown(); if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) ) { if ( IsSingleSel() || !IsHighlighted(current) ) { HighlightAll( false ); ChangeCurrent(current); ReverseHighlight(m_current); } else // multi sel & current is highlighted & no mod keys { m_lineSelectSingleOnUp = current; ChangeCurrent(current); // change focus } } else // multi sel & either ctrl or shift is down { if (cmdModifierDown) { ChangeCurrent(current); ReverseHighlight(m_current); } else if (event.ShiftDown()) { ChangeCurrent(current); size_t lineFrom = oldCurrent, lineTo = current; if ( lineTo < lineFrom ) { lineTo = lineFrom; lineFrom = m_current; } HighlightLines(lineFrom, lineTo); } else // !ctrl, !shift { // test in the enclosing if should make it impossible wxFAIL_MSG( _T("how did we get here?") ); } } if (m_current != oldCurrent) RefreshLine( oldCurrent ); // forceClick is only set if the previous click was on another item m_lastOnSame = !forceClick && (m_current == oldCurrent) && oldWasSelected; } } void wxListMainWindow::MoveToItem(size_t item) { if ( item == (size_t)-1 ) return; wxRect rect = GetLineRect(item); int client_w, client_h; GetClientSize( &client_w, &client_h ); const int hLine = GetLineHeight(); int view_x = SCROLL_UNIT_X * GetScrollPos( wxHORIZONTAL ); int view_y = hLine * GetScrollPos( wxVERTICAL ); if ( InReportView() ) { // the next we need the range of lines shown it might be different, // so recalculate it ResetVisibleLinesRange(); if (rect.y < view_y) Scroll( -1, rect.y / hLine ); if (rect.y + rect.height + 5 > view_y + client_h) Scroll( -1, (rect.y + rect.height - client_h + hLine) / hLine ); #ifdef __WXMAC__ // At least on Mac the visible lines value will get reset inside of // Scroll *before* it actually scrolls the window because of the // Update() that happens there, so it will still have the wrong value. // So let's reset it again and wait for it to be recalculated in the // next paint event. I would expect this problem to show up in wxGTK // too but couldn't duplicate it there. Perhaps the order of events // is different... --Robin ResetVisibleLinesRange(); #endif } else // !report { if (rect.x-view_x < 5) Scroll( (rect.x - 5) / SCROLL_UNIT_X, -1 ); if (rect.x + rect.width - 5 > view_x + client_w) Scroll( (rect.x + rect.width - client_w + SCROLL_UNIT_X) / SCROLL_UNIT_X, -1 ); } } // ---------------------------------------------------------------------------- // keyboard handling // ---------------------------------------------------------------------------- void wxListMainWindow::OnArrowChar(size_t newCurrent, const wxKeyEvent& event) { wxCHECK_RET( newCurrent < (size_t)GetItemCount(), _T("invalid item index in OnArrowChar()") ); size_t oldCurrent = m_current; // in single selection we just ignore Shift as we can't select several // items anyhow if ( event.ShiftDown() && !IsSingleSel() ) { ChangeCurrent(newCurrent); // refresh the old focus to remove it RefreshLine( oldCurrent ); // select all the items between the old and the new one if ( oldCurrent > newCurrent ) { newCurrent = oldCurrent; oldCurrent = m_current; } HighlightLines(oldCurrent, newCurrent); } else // !shift { // all previously selected items are unselected unless ctrl is held // in a multiselection control if ( !event.ControlDown() || IsSingleSel() ) HighlightAll(false); ChangeCurrent(newCurrent); // refresh the old focus to remove it RefreshLine( oldCurrent ); // in single selection mode we must always have a selected item if ( !event.ControlDown() || IsSingleSel() ) HighlightLine( m_current, true ); } RefreshLine( m_current ); MoveToFocus(); } void wxListMainWindow::OnKeyDown( wxKeyEvent &event ) { wxWindow *parent = GetParent(); // propagate the key event upwards wxKeyEvent ke(event); if (parent->GetEventHandler()->ProcessEvent( ke )) return; event.Skip(); } void wxListMainWindow::OnKeyUp( wxKeyEvent &event ) { wxWindow *parent = GetParent(); // propagate the key event upwards wxKeyEvent ke(event); ke.SetEventObject( parent ); if (parent->GetEventHandler()->ProcessEvent( ke )) return; event.Skip(); } void wxListMainWindow::OnChar( wxKeyEvent &event ) { wxWindow *parent = GetParent(); // send a list_key event up if ( HasCurrent() ) { wxListEvent le( wxEVT_COMMAND_LIST_KEY_DOWN, GetParent()->GetId() ); le.m_itemIndex = m_current; GetLine(m_current)->GetItem( 0, le.m_item ); le.m_code = event.GetKeyCode(); le.SetEventObject( parent ); parent->GetEventHandler()->ProcessEvent( le ); } // propagate the char event upwards wxKeyEvent ke(event); if (parent->GetEventHandler()->ProcessEvent( ke )) return; if (event.GetKeyCode() == WXK_TAB) { wxNavigationKeyEvent nevent; nevent.SetWindowChange( event.ControlDown() ); nevent.SetDirection( !event.ShiftDown() ); nevent.SetEventObject( GetParent()->GetParent() ); nevent.SetCurrentFocus( m_parent ); if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent )) return; } // no item -> nothing to do if (!HasCurrent()) { event.Skip(); return; } // don't use m_linesPerPage directly as it might not be computed yet const int pageSize = GetCountPerPage(); wxCHECK_RET( pageSize, _T("should have non zero page size") ); if (GetLayoutDirection() == wxLayout_RightToLeft) { if (event.GetKeyCode() == WXK_RIGHT) event.m_keyCode = WXK_LEFT; else if (event.GetKeyCode() == WXK_LEFT) event.m_keyCode = WXK_RIGHT; } switch ( event.GetKeyCode() ) { case WXK_UP: if ( m_current > 0 ) OnArrowChar( m_current - 1, event ); break; case WXK_DOWN: if ( m_current < (size_t)GetItemCount() - 1 ) OnArrowChar( m_current + 1, event ); break; case WXK_END: if (!IsEmpty()) OnArrowChar( GetItemCount() - 1, event ); break; case WXK_HOME: if (!IsEmpty()) OnArrowChar( 0, event ); break; case WXK_PAGEUP: { int steps = InReportView() ? pageSize - 1 : m_current % pageSize; int index = m_current - steps; if (index < 0) index = 0; OnArrowChar( index, event ); } break; case WXK_PAGEDOWN: { int steps = InReportView() ? pageSize - 1 : pageSize - (m_current % pageSize) - 1; size_t index = m_current + steps; size_t count = GetItemCount(); if ( index >= count ) index = count - 1; OnArrowChar( index, event ); } break; case WXK_LEFT: if ( !InReportView() ) { int index = m_current - pageSize; if (index < 0) index = 0; OnArrowChar( index, event ); } break; case WXK_RIGHT: if ( !InReportView() ) { size_t index = m_current + pageSize; size_t count = GetItemCount(); if ( index >= count ) index = count - 1; OnArrowChar( index, event ); } break; case WXK_SPACE: if ( IsSingleSel() ) { if ( event.ControlDown() ) { ReverseHighlight(m_current); } else // normal space press { SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED ); } } else // multiple selection { ReverseHighlight(m_current); } break; case WXK_RETURN: case WXK_EXECUTE: SendNotify( m_current, wxEVT_COMMAND_LIST_ITEM_ACTIVATED ); break; default: event.Skip(); } } // ---------------------------------------------------------------------------- // focus handling // ---------------------------------------------------------------------------- void wxListMainWindow::OnSetFocus( wxFocusEvent &WXUNUSED(event) ) { if ( GetParent() ) { wxFocusEvent event( wxEVT_SET_FOCUS, GetParent()->GetId() ); event.SetEventObject( GetParent() ); if ( GetParent()->GetEventHandler()->ProcessEvent( event) ) return; } // wxGTK sends us EVT_SET_FOCUS events even if we had never got // EVT_KILL_FOCUS before which means that we finish by redrawing the items // which are already drawn correctly resulting in horrible flicker - avoid // it if ( !m_hasFocus ) { m_hasFocus = true; RefreshSelected(); } } void wxListMainWindow::OnKillFocus( wxFocusEvent &WXUNUSED(event) ) { if ( GetParent() ) { wxFocusEvent event( wxEVT_KILL_FOCUS, GetParent()->GetId() ); event.SetEventObject( GetParent() ); if ( GetParent()->GetEventHandler()->ProcessEvent( event) ) return; } m_hasFocus = false; RefreshSelected(); } void wxListMainWindow::DrawImage( int index, wxDC *dc, int x, int y ) { if ( HasFlag(wxLC_ICON) && (m_normal_image_list)) { m_normal_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT ); } else if ( HasFlag(wxLC_SMALL_ICON) && (m_small_image_list)) { m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT ); } else if ( HasFlag(wxLC_LIST) && (m_small_image_list)) { m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT ); } else if ( InReportView() && (m_small_image_list)) { m_small_image_list->Draw( index, *dc, x, y, wxIMAGELIST_DRAW_TRANSPARENT ); } } void wxListMainWindow::GetImageSize( int index, int &width, int &height ) const { if ( HasFlag(wxLC_ICON) && m_normal_image_list ) { m_normal_image_list->GetSize( index, width, height ); } else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list ) { m_small_image_list->GetSize( index, width, height ); } else if ( HasFlag(wxLC_LIST) && m_small_image_list ) { m_small_image_list->GetSize( index, width, height ); } else if ( InReportView() && m_small_image_list ) { m_small_image_list->GetSize( index, width, height ); } else { width = height = 0; } } int wxListMainWindow::GetTextLength( const wxString &s ) const { wxClientDC dc( wxConstCast(this, wxListMainWindow) ); dc.SetFont( GetFont() ); wxCoord lw; dc.GetTextExtent( s, &lw, NULL ); return lw + AUTOSIZE_COL_MARGIN; } void wxListMainWindow::SetImageList( wxImageList *imageList, int which ) { m_dirty = true; // calc the spacing from the icon size int width = 0, height = 0; if ((imageList) && (imageList->GetImageCount()) ) imageList->GetSize(0, width, height); if (which == wxIMAGE_LIST_NORMAL) { m_normal_image_list = imageList; m_normal_spacing = width + 8; } if (which == wxIMAGE_LIST_SMALL) { m_small_image_list = imageList; m_small_spacing = width + 14; m_lineHeight = 0; // ensure that the line height will be recalc'd } } void wxListMainWindow::SetItemSpacing( int spacing, bool isSmall ) { m_dirty = true; if (isSmall) m_small_spacing = spacing; else m_normal_spacing = spacing; } int wxListMainWindow::GetItemSpacing( bool isSmall ) { return isSmall ? m_small_spacing : m_normal_spacing; } // ---------------------------------------------------------------------------- // columns // ---------------------------------------------------------------------------- void wxListMainWindow::SetColumn( int col, wxListItem &item ) { wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col ); wxCHECK_RET( node, _T("invalid column index in SetColumn") ); if ( item.m_width == wxLIST_AUTOSIZE_USEHEADER ) item.m_width = GetTextLength( item.m_text ); wxListHeaderData *column = node->GetData(); column->SetItem( item ); wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin; if ( headerWin ) headerWin->m_dirty = true; m_dirty = true; // invalidate it as it has to be recalculated m_headerWidth = 0; } void wxListMainWindow::SetColumnWidth( int col, int width ) { { wxCHECK_RET( col >= 0 && col < GetColumnCount(), _T("invalid column index") ); } { wxCHECK_RET( InReportView(), _T("SetColumnWidth() can only be called in report mode.") ); } m_dirty = true; wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin; if ( headerWin ) headerWin->m_dirty = true; wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col ); { wxCHECK_RET( node, _T("no column?") ); } wxListHeaderData *column = node->GetData(); size_t count = GetItemCount(); if (width == wxLIST_AUTOSIZE_USEHEADER) { width = GetTextLength(column->GetText()); width += 2*EXTRA_WIDTH; // check for column header's image availability const int image = column->GetImage(); if ( image != -1 ) { if ( m_small_image_list ) { int ix = 0, iy = 0; m_small_image_list->GetSize(image, ix, iy); width += ix + HEADER_IMAGE_MARGIN_IN_REPORT_MODE; } } } else if ( width == wxLIST_AUTOSIZE ) { if ( IsVirtual() ) { // TODO: determine the max width somehow... width = WIDTH_COL_DEFAULT; } else // !virtual { wxClientDC dc(this); dc.SetFont( GetFont() ); int max = AUTOSIZE_COL_MARGIN; // if the cached column width isn't valid then recalculate it if (m_aColWidths.Item(col)->bNeedsUpdate) { for (size_t i = 0; i < count; i++) { wxListLineData *line = GetLine( i ); wxListItemDataList::compatibility_iterator n = line->m_items.Item( col ); wxCHECK_RET( n, _T("no subitem?") ); wxListItemData *itemData = n->GetData(); wxListItem item; itemData->GetItem(item); int itemWidth = GetItemWidthWithImage(&item); if (itemWidth > max) max = itemWidth; } m_aColWidths.Item(col)->bNeedsUpdate = false; m_aColWidths.Item(col)->nMaxWidth = max; } max = m_aColWidths.Item(col)->nMaxWidth; width = max + AUTOSIZE_COL_MARGIN; } } column->SetWidth( width ); // invalidate it as it has to be recalculated m_headerWidth = 0; } int wxListMainWindow::GetHeaderWidth() const { if ( !m_headerWidth ) { wxListMainWindow *self = wxConstCast(this, wxListMainWindow); size_t count = GetColumnCount(); for ( size_t col = 0; col < count; col++ ) { self->m_headerWidth += GetColumnWidth(col); } } return m_headerWidth; } void wxListMainWindow::GetColumn( int col, wxListItem &item ) const { wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col ); wxCHECK_RET( node, _T("invalid column index in GetColumn") ); wxListHeaderData *column = node->GetData(); column->GetItem( item ); } int wxListMainWindow::GetColumnWidth( int col ) const { wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col ); wxCHECK_MSG( node, 0, _T("invalid column index") ); wxListHeaderData *column = node->GetData(); return column->GetWidth(); } // ---------------------------------------------------------------------------- // item state // ---------------------------------------------------------------------------- void wxListMainWindow::SetItem( wxListItem &item ) { long id = item.m_itemId; wxCHECK_RET( id >= 0 && (size_t)id < GetItemCount(), _T("invalid item index in SetItem") ); if ( !IsVirtual() ) { wxListLineData *line = GetLine((size_t)id); line->SetItem( item.m_col, item ); // Set item state if user wants if ( item.m_mask & wxLIST_MASK_STATE ) SetItemState( item.m_itemId, item.m_state, item.m_state ); if (InReportView()) { // update the Max Width Cache if needed int width = GetItemWidthWithImage(&item); if (width > m_aColWidths.Item(item.m_col)->nMaxWidth) m_aColWidths.Item(item.m_col)->nMaxWidth = width; } } // update the item on screen wxRect rectItem; GetItemRect(id, rectItem); RefreshRect(rectItem); } void wxListMainWindow::SetItemStateAll(long state, long stateMask) { if ( IsEmpty() ) return; // first deal with selection if ( stateMask & wxLIST_STATE_SELECTED ) { // set/clear select state if ( IsVirtual() ) { // optimized version for virtual listctrl. m_selStore.SelectRange(0, GetItemCount() - 1, state == wxLIST_STATE_SELECTED); Refresh(); } else if ( state & wxLIST_STATE_SELECTED ) { const long count = GetItemCount(); for( long i = 0; i < count; i++ ) { SetItemState( i, wxLIST_STATE_SELECTED, wxLIST_STATE_SELECTED ); } } else { // clear for non virtual (somewhat optimized by using GetNextItem()) long i = -1; while ( (i = GetNextItem(i, wxLIST_NEXT_ALL, wxLIST_STATE_SELECTED)) != -1 ) { SetItemState( i, 0, wxLIST_STATE_SELECTED ); } } } if ( HasCurrent() && (state == 0) && (stateMask & wxLIST_STATE_FOCUSED) ) { // unfocus all: only one item can be focussed, so clearing focus for // all items is simply clearing focus of the focussed item. SetItemState(m_current, state, stateMask); } //(setting focus to all items makes no sense, so it is not handled here.) } void wxListMainWindow::SetItemState( long litem, long state, long stateMask ) { if ( litem == -1 ) { SetItemStateAll(state, stateMask); return; } wxCHECK_RET( litem >= 0 && (size_t)litem < GetItemCount(), _T("invalid list ctrl item index in SetItem") ); size_t oldCurrent = m_current; size_t item = (size_t)litem; // safe because of the check above // do we need to change the focus? if ( stateMask & wxLIST_STATE_FOCUSED ) { if ( state & wxLIST_STATE_FOCUSED ) { // don't do anything if this item is already focused if ( item != m_current ) { ChangeCurrent(item); if ( oldCurrent != (size_t)-1 ) { if ( IsSingleSel() ) { HighlightLine(oldCurrent, false); } RefreshLine(oldCurrent); } RefreshLine( m_current ); } } else // unfocus { // don't do anything if this item is not focused if ( item == m_current ) { ResetCurrent(); if ( IsSingleSel() ) { // we must unselect the old current item as well or we // might end up with more than one selected item in a // single selection control HighlightLine(oldCurrent, false); } RefreshLine( oldCurrent ); } } } // do we need to change the selection state? if ( stateMask & wxLIST_STATE_SELECTED ) { bool on = (state & wxLIST_STATE_SELECTED) != 0; if ( IsSingleSel() ) { if ( on ) { // selecting the item also makes it the focused one in the // single sel mode if ( m_current != item ) { ChangeCurrent(item); if ( oldCurrent != (size_t)-1 ) { HighlightLine( oldCurrent, false ); RefreshLine( oldCurrent ); } } } else // off { // only the current item may be selected anyhow if ( item != m_current ) return; } } if ( HighlightLine(item, on) ) { RefreshLine(item); } } } int wxListMainWindow::GetItemState( long item, long stateMask ) const { wxCHECK_MSG( item >= 0 && (size_t)item < GetItemCount(), 0, _T("invalid list ctrl item index in GetItemState()") ); int ret = wxLIST_STATE_DONTCARE; if ( stateMask & wxLIST_STATE_FOCUSED ) { if ( (size_t)item == m_current ) ret |= wxLIST_STATE_FOCUSED; } if ( stateMask & wxLIST_STATE_SELECTED ) { if ( IsHighlighted(item) ) ret |= wxLIST_STATE_SELECTED; } return ret; } void wxListMainWindow::GetItem( wxListItem &item ) const { wxCHECK_RET( item.m_itemId >= 0 && (size_t)item.m_itemId < GetItemCount(), _T("invalid item index in GetItem") ); wxListLineData *line = GetLine((size_t)item.m_itemId); line->GetItem( item.m_col, item ); // Get item state if user wants it if ( item.m_mask & wxLIST_MASK_STATE ) item.m_state = GetItemState( item.m_itemId, wxLIST_STATE_SELECTED | wxLIST_STATE_FOCUSED ); } // ---------------------------------------------------------------------------- // item count // ---------------------------------------------------------------------------- size_t wxListMainWindow::GetItemCount() const { return IsVirtual() ? m_countVirt : m_lines.GetCount(); } void wxListMainWindow::SetItemCount(long count) { m_selStore.SetItemCount(count); m_countVirt = count; ResetVisibleLinesRange(); // scrollbars must be reset m_dirty = true; } int wxListMainWindow::GetSelectedItemCount() const { // deal with the quick case first if ( IsSingleSel() ) return HasCurrent() ? IsHighlighted(m_current) : false; // virtual controls remmebers all its selections itself if ( IsVirtual() ) return m_selStore.GetSelectedCount(); // TODO: we probably should maintain the number of items selected even for // non virtual controls as enumerating all lines is really slow... size_t countSel = 0; size_t count = GetItemCount(); for ( size_t line = 0; line < count; line++ ) { if ( GetLine(line)->IsHighlighted() ) countSel++; } return countSel; } // ---------------------------------------------------------------------------- // item position/size // ---------------------------------------------------------------------------- wxRect wxListMainWindow::GetViewRect() const { wxASSERT_MSG( !HasFlag(wxLC_REPORT | wxLC_LIST), _T("wxListCtrl::GetViewRect() only works in icon mode") ); // we need to find the longest/tallest label wxCoord xMax = 0, yMax = 0; const int count = GetItemCount(); if ( count ) { for ( int i = 0; i < count; i++ ) { // we need logical, not physical, coordinates here, so use // GetLineRect() instead of GetItemRect() wxRect r = GetLineRect(i); wxCoord x = r.GetRight(), y = r.GetBottom(); if ( x > xMax ) xMax = x; if ( y > yMax ) yMax = y; } } // some fudge needed to make it look prettier xMax += 2 * EXTRA_BORDER_X; yMax += 2 * EXTRA_BORDER_Y; // account for the scrollbars if necessary const wxSize sizeAll = GetClientSize(); if ( xMax > sizeAll.x ) yMax += wxSystemSettings::GetMetric(wxSYS_HSCROLL_Y); if ( yMax > sizeAll.y ) xMax += wxSystemSettings::GetMetric(wxSYS_VSCROLL_X); return wxRect(0, 0, xMax, yMax); } void wxListMainWindow::GetItemRect( long index, wxRect &rect ) const { wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(), _T("invalid index in GetItemRect") ); // ensure that we're laid out, otherwise we could return nonsense if ( m_dirty ) { wxConstCast(this, wxListMainWindow)-> RecalculatePositions(true /* no refresh */); } rect = GetLineRect((size_t)index); CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y); } bool wxListMainWindow::GetItemPosition(long item, wxPoint& pos) const { wxRect rect; GetItemRect(item, rect); pos.x = rect.x; pos.y = rect.y; return true; } // ---------------------------------------------------------------------------- // geometry calculation // ---------------------------------------------------------------------------- void wxListMainWindow::RecalculatePositions(bool noRefresh) { const int lineHeight = GetLineHeight(); wxClientDC dc( this ); dc.SetFont( GetFont() ); const size_t count = GetItemCount(); int iconSpacing; if ( HasFlag(wxLC_ICON) && m_normal_image_list ) iconSpacing = m_normal_spacing; else if ( HasFlag(wxLC_SMALL_ICON) && m_small_image_list ) iconSpacing = m_small_spacing; else iconSpacing = 0; // Note that we do not call GetClientSize() here but // GetSize() and subtract the border size for sunken // borders manually. This is technically incorrect, // but we need to know the client area's size WITHOUT // scrollbars here. Since we don't know if there are // any scrollbars, we use GetSize() instead. Another // solution would be to call SetScrollbars() here to // remove the scrollbars and call GetClientSize() then, // but this might result in flicker and - worse - will // reset the scrollbars to 0 which is not good at all // if you resize a dialog/window, but don't want to // reset the window scrolling. RR. // Furthermore, we actually do NOT subtract the border // width as 2 pixels is just the extra space which we // need around the actual content in the window. Other- // wise the text would e.g. touch the upper border. RR. int clientWidth, clientHeight; GetSize( &clientWidth, &clientHeight ); if ( InReportView() ) { // all lines have the same height and we scroll one line per step int entireHeight = count * lineHeight + LINE_SPACING; m_linesPerPage = clientHeight / lineHeight; ResetVisibleLinesRange(); SetScrollbars( SCROLL_UNIT_X, lineHeight, GetHeaderWidth() / SCROLL_UNIT_X, (entireHeight + lineHeight - 1) / lineHeight, GetScrollPos(wxHORIZONTAL), GetScrollPos(wxVERTICAL), true ); } else // !report { // we have 3 different layout strategies: either layout all items // horizontally/vertically (wxLC_ALIGN_XXX styles explicitly given) or // to arrange them in top to bottom, left to right (don't ask me why // not the other way round...) order if ( HasFlag(wxLC_ALIGN_LEFT | wxLC_ALIGN_TOP) ) { int x = EXTRA_BORDER_X; int y = EXTRA_BORDER_Y; wxCoord widthMax = 0; size_t i; for ( i = 0; i < count; i++ ) { wxListLineData *line = GetLine(i); line->CalculateSize( &dc, iconSpacing ); line->SetPosition( x, y, iconSpacing ); wxSize sizeLine = GetLineSize(i); if ( HasFlag(wxLC_ALIGN_TOP) ) { if ( sizeLine.x > widthMax ) widthMax = sizeLine.x; y += sizeLine.y; } else // wxLC_ALIGN_LEFT { x += sizeLine.x + MARGIN_BETWEEN_ROWS; } } if ( HasFlag(wxLC_ALIGN_TOP) ) { // traverse the items again and tweak their sizes so that they are // all the same in a row for ( i = 0; i < count; i++ ) { wxListLineData *line = GetLine(i); line->m_gi->ExtendWidth(widthMax); } } SetScrollbars ( SCROLL_UNIT_X, lineHeight, (x + SCROLL_UNIT_X) / SCROLL_UNIT_X, (y + lineHeight) / lineHeight, GetScrollPos( wxHORIZONTAL ), GetScrollPos( wxVERTICAL ), true ); } else // "flowed" arrangement, the most complicated case { // at first we try without any scrollbars, if the items don't fit into // the window, we recalculate after subtracting the space taken by the // scrollbar int entireWidth = 0; for (int tries = 0; tries < 2; tries++) { entireWidth = 2 * EXTRA_BORDER_X; if (tries == 1) { // Now we have decided that the items do not fit into the // client area, so we need a scrollbar entireWidth += SCROLL_UNIT_X; } int x = EXTRA_BORDER_X; int y = EXTRA_BORDER_Y; int maxWidthInThisRow = 0; m_linesPerPage = 0; int currentlyVisibleLines = 0; for (size_t i = 0; i < count; i++) { currentlyVisibleLines++; wxListLineData *line = GetLine( i ); line->CalculateSize( &dc, iconSpacing ); line->SetPosition( x, y, iconSpacing ); wxSize sizeLine = GetLineSize( i ); if ( maxWidthInThisRow < sizeLine.x ) maxWidthInThisRow = sizeLine.x; y += sizeLine.y; if (currentlyVisibleLines > m_linesPerPage) m_linesPerPage = currentlyVisibleLines; if ( y + sizeLine.y >= clientHeight ) { currentlyVisibleLines = 0; y = EXTRA_BORDER_Y; maxWidthInThisRow += MARGIN_BETWEEN_ROWS; x += maxWidthInThisRow; entireWidth += maxWidthInThisRow; maxWidthInThisRow = 0; } // We have reached the last item. if ( i == count - 1 ) entireWidth += maxWidthInThisRow; if ( (tries == 0) && (entireWidth + SCROLL_UNIT_X > clientWidth) ) { clientHeight -= wxSystemSettings:: GetMetric(wxSYS_HSCROLL_Y); m_linesPerPage = 0; break; } if ( i == count - 1 ) tries = 1; // Everything fits, no second try required. } } SetScrollbars ( SCROLL_UNIT_X, lineHeight, (entireWidth + SCROLL_UNIT_X) / SCROLL_UNIT_X, 0, GetScrollPos( wxHORIZONTAL ), 0, true ); } } if ( !noRefresh ) { // FIXME: why should we call it from here? UpdateCurrent(); RefreshAll(); } } void wxListMainWindow::RefreshAll() { m_dirty = false; Refresh(); wxListHeaderWindow *headerWin = GetListCtrl()->m_headerWin; if ( headerWin && headerWin->m_dirty ) { headerWin->m_dirty = false; headerWin->Refresh(); } } void wxListMainWindow::UpdateCurrent() { if ( !HasCurrent() && !IsEmpty() ) ChangeCurrent(0); } long wxListMainWindow::GetNextItem( long item, int WXUNUSED(geometry), int state ) const { long ret = item, max = GetItemCount(); wxCHECK_MSG( (ret == -1) || (ret < max), -1, _T("invalid listctrl index in GetNextItem()") ); // notice that we start with the next item (or the first one if item == -1) // and this is intentional to allow writing a simple loop to iterate over // all selected items ret++; if ( ret == max ) // this is not an error because the index was OK initially, // just no such item return -1; if ( !state ) // any will do return (size_t)ret; size_t count = GetItemCount(); for ( size_t line = (size_t)ret; line < count; line++ ) { if ( (state & wxLIST_STATE_FOCUSED) && (line == m_current) ) return line; if ( (state & wxLIST_STATE_SELECTED) && IsHighlighted(line) ) return line; } return -1; } // ---------------------------------------------------------------------------- // deleting stuff // ---------------------------------------------------------------------------- void wxListMainWindow::DeleteItem( long lindex ) { size_t count = GetItemCount(); wxCHECK_RET( (lindex >= 0) && ((size_t)lindex < count), _T("invalid item index in DeleteItem") ); size_t index = (size_t)lindex; // we don't need to adjust the index for the previous items if ( HasCurrent() && m_current >= index ) { // if the current item is being deleted, we want the next one to // become selected - unless there is no next one - so don't adjust // m_current in this case if ( m_current != index || m_current == count - 1 ) m_current--; } if ( InReportView() ) { // mark the Column Max Width cache as dirty if the items in the line // we're deleting contain the Max Column Width wxListLineData * const line = GetLine(index); wxListItemDataList::compatibility_iterator n; wxListItemData *itemData; wxListItem item; int itemWidth; for (size_t i = 0; i < m_columns.GetCount(); i++) { n = line->m_items.Item( i ); itemData = n->GetData(); itemData->GetItem(item); itemWidth = GetItemWidthWithImage(&item); if (itemWidth >= m_aColWidths.Item(i)->nMaxWidth) m_aColWidths.Item(i)->bNeedsUpdate = true; } ResetVisibleLinesRange(); } SendNotify( index, wxEVT_COMMAND_LIST_DELETE_ITEM, wxDefaultPosition ); if ( IsVirtual() ) { m_countVirt--; m_selStore.OnItemDelete(index); } else { m_lines.RemoveAt( index ); } // we need to refresh the (vert) scrollbar as the number of items changed m_dirty = true; RefreshAfter(index); } void wxListMainWindow::DeleteColumn( int col ) { wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col ); wxCHECK_RET( node, wxT("invalid column index in DeleteColumn()") ); m_dirty = true; delete node->GetData(); m_columns.Erase( node ); if ( !IsVirtual() ) { // update all the items for ( size_t i = 0; i < m_lines.GetCount(); i++ ) { wxListLineData * const line = GetLine(i); wxListItemDataList::compatibility_iterator n = line->m_items.Item( col ); delete n->GetData(); line->m_items.Erase(n); } } if ( InReportView() ) // we only cache max widths when in Report View { delete m_aColWidths.Item(col); m_aColWidths.RemoveAt(col); } // invalidate it as it has to be recalculated m_headerWidth = 0; } void wxListMainWindow::DoDeleteAllItems() { if ( IsEmpty() ) // nothing to do - in particular, don't send the event return; ResetCurrent(); // to make the deletion of all items faster, we don't send the // notifications for each item deletion in this case but only one event // for all of them: this is compatible with wxMSW and documented in // DeleteAllItems() description wxListEvent event( wxEVT_COMMAND_LIST_DELETE_ALL_ITEMS, GetParent()->GetId() ); event.SetEventObject( GetParent() ); GetParent()->GetEventHandler()->ProcessEvent( event ); if ( IsVirtual() ) { m_countVirt = 0; m_selStore.Clear(); } if ( InReportView() ) { ResetVisibleLinesRange(); for (size_t i = 0; i < m_aColWidths.GetCount(); i++) { m_aColWidths.Item(i)->bNeedsUpdate = true; } } m_lines.Clear(); } void wxListMainWindow::DeleteAllItems() { DoDeleteAllItems(); RecalculatePositions(); } void wxListMainWindow::DeleteEverything() { WX_CLEAR_LIST(wxListHeaderDataList, m_columns); WX_CLEAR_ARRAY(m_aColWidths); DeleteAllItems(); } // ---------------------------------------------------------------------------- // scanning for an item // ---------------------------------------------------------------------------- void wxListMainWindow::EnsureVisible( long index ) { wxCHECK_RET( index >= 0 && (size_t)index < GetItemCount(), _T("invalid index in EnsureVisible") ); // We have to call this here because the label in question might just have // been added and its position is not known yet if ( m_dirty ) RecalculatePositions(true /* no refresh */); MoveToItem((size_t)index); } long wxListMainWindow::FindItem(long start, const wxString& str, bool partial ) { if (str.empty()) return wxNOT_FOUND; long pos = start; wxString str_upper = str.Upper(); if (pos < 0) pos = 0; size_t count = GetItemCount(); for ( size_t i = (size_t)pos; i < count; i++ ) { wxListLineData *line = GetLine(i); wxString line_upper = line->GetText(0).Upper(); if (!partial) { if (line_upper == str_upper ) return i; } else { if (line_upper.find(str_upper) == 0) return i; } } return wxNOT_FOUND; } long wxListMainWindow::FindItem(long start, wxUIntPtr data) { long pos = start; if (pos < 0) pos = 0; size_t count = GetItemCount(); for (size_t i = (size_t)pos; i < count; i++) { wxListLineData *line = GetLine(i); wxListItem item; line->GetItem( 0, item ); if (item.m_data == data) return i; } return wxNOT_FOUND; } long wxListMainWindow::FindItem( const wxPoint& pt ) { size_t topItem; GetVisibleLinesRange( &topItem, NULL ); wxPoint p; GetItemPosition( GetItemCount() - 1, p ); if ( p.y == 0 ) return topItem; long id = (long)floor( pt.y * double(GetItemCount() - topItem - 1) / p.y + topItem ); if ( id >= 0 && id < (long)GetItemCount() ) return id; return wxNOT_FOUND; } long wxListMainWindow::HitTest( int x, int y, int &flags ) const { CalcUnscrolledPosition( x, y, &x, &y ); size_t count = GetItemCount(); if ( InReportView() ) { size_t current = y / GetLineHeight(); if ( current < count ) { flags = HitTestLine(current, x, y); if ( flags ) return current; } } else // !report { // TODO: optimize it too! this is less simple than for report view but // enumerating all items is still not a way to do it!! for ( size_t current = 0; current < count; current++ ) { flags = HitTestLine(current, x, y); if ( flags ) return current; } } return wxNOT_FOUND; } // ---------------------------------------------------------------------------- // adding stuff // ---------------------------------------------------------------------------- void wxListMainWindow::InsertItem( wxListItem &item ) { wxASSERT_MSG( !IsVirtual(), _T("can't be used with virtual control") ); int count = GetItemCount(); wxCHECK_RET( item.m_itemId >= 0, _T("invalid item index") ); if (item.m_itemId > count) item.m_itemId = count; size_t id = item.m_itemId; m_dirty = true; if ( InReportView() ) { ResetVisibleLinesRange(); // calculate the width of the item and adjust the max column width wxColWidthInfo *pWidthInfo = m_aColWidths.Item(item.GetColumn()); int width = GetItemWidthWithImage(&item); item.SetWidth(width); if (width > pWidthInfo->nMaxWidth) pWidthInfo->nMaxWidth = width; } wxListLineData *line = new wxListLineData(this); line->SetItem( item.m_col, item ); m_lines.Insert( line, id ); m_dirty = true; // If an item is selected at or below the point of insertion, we need to // increment the member variables because the current row's index has gone // up by one if ( HasCurrent() && m_current >= id ) m_current++; SendNotify(id, wxEVT_COMMAND_LIST_INSERT_ITEM); RefreshLines(id, GetItemCount() - 1); } void wxListMainWindow::InsertColumn( long col, wxListItem &item ) { m_dirty = true; if ( InReportView() ) { if (item.m_width == wxLIST_AUTOSIZE_USEHEADER) item.m_width = GetTextLength( item.m_text ); wxListHeaderData *column = new wxListHeaderData( item ); wxColWidthInfo *colWidthInfo = new wxColWidthInfo(); bool insert = (col >= 0) && ((size_t)col < m_columns.GetCount()); if ( insert ) { wxListHeaderDataList::compatibility_iterator node = m_columns.Item( col ); m_columns.Insert( node, column ); m_aColWidths.Insert( colWidthInfo, col ); } else { m_columns.Append( column ); m_aColWidths.Add( colWidthInfo ); } if ( !IsVirtual() ) { // update all the items for ( size_t i = 0; i < m_lines.GetCount(); i++ ) { wxListLineData * const line = GetLine(i); wxListItemData * const data = new wxListItemData(this); if ( insert ) line->m_items.Insert(col, data); else line->m_items.Append(data); } } // invalidate it as it has to be recalculated m_headerWidth = 0; } } int wxListMainWindow::GetItemWidthWithImage(wxListItem * item) { int width = 0; wxClientDC dc(this); dc.SetFont( GetFont() ); if (item->GetImage() != -1) { int ix, iy; GetImageSize( item->GetImage(), ix, iy ); width += ix + 5; } if (!item->GetText().empty()) { wxCoord w; dc.GetTextExtent( item->GetText(), &w, NULL ); width += w; } return width; } // ---------------------------------------------------------------------------- // sorting // ---------------------------------------------------------------------------- MuleListCtrlCompare list_ctrl_compare_func_2; long list_ctrl_compare_data; int LINKAGEMODE list_ctrl_compare_func_1( wxListLineData **arg1, wxListLineData **arg2 ) { wxListLineData *line1 = *arg1; wxListLineData *line2 = *arg2; wxListItem item; line1->GetItem( 0, item ); wxUIntPtr data1 = item.m_data; line2->GetItem( 0, item ); wxUIntPtr data2 = item.m_data; return list_ctrl_compare_func_2( data1, data2, list_ctrl_compare_data ); } void wxListMainWindow::SortItems( MuleListCtrlCompare fn, long data ) { // selections won't make sense any more after sorting the items so reset // them HighlightAll(false); ResetCurrent(); list_ctrl_compare_func_2 = fn; list_ctrl_compare_data = data; m_lines.Sort( list_ctrl_compare_func_1 ); m_dirty = true; } // ---------------------------------------------------------------------------- // scrolling // ---------------------------------------------------------------------------- void wxListMainWindow::OnScroll(wxScrollWinEvent& event) { // FIXME #if ( defined(__WXGTK__) || defined(__WXMAC__) ) && !defined(__WXUNIVERSAL__) wxScrolledWindow::OnScroll(event); #else HandleOnScroll( event ); #endif // update our idea of which lines are shown when we redraw the window the // next time ResetVisibleLinesRange(); if ( event.GetOrientation() == wxHORIZONTAL && HasHeader() ) { wxGenericListCtrl* lc = GetListCtrl(); wxCHECK_RET( lc, _T("no listctrl window?") ); lc->m_headerWin->Refresh(); lc->m_headerWin->Update(); } } int wxListMainWindow::GetCountPerPage() const { if ( !m_linesPerPage ) { wxConstCast(this, wxListMainWindow)-> m_linesPerPage = GetClientSize().y / GetLineHeight(); } return m_linesPerPage; } void wxListMainWindow::GetVisibleLinesRange(size_t *from, size_t *to) { wxASSERT_MSG( InReportView(), _T("this is for report mode only") ); if ( m_lineFrom == (size_t)-1 ) { size_t count = GetItemCount(); if ( count ) { m_lineFrom = GetScrollPos(wxVERTICAL); // this may happen if SetScrollbars() hadn't been called yet if ( m_lineFrom >= count ) m_lineFrom = count - 1; // we redraw one extra line but this is needed to make the redrawing // logic work when there is a fractional number of lines on screen m_lineTo = m_lineFrom + m_linesPerPage; if ( m_lineTo >= count ) m_lineTo = count - 1; } else // empty control { m_lineFrom = 0; m_lineTo = (size_t)-1; } } wxASSERT_MSG( IsEmpty() || (m_lineFrom <= m_lineTo && m_lineTo < GetItemCount()), _T("GetVisibleLinesRange() returns incorrect result") ); if ( from ) *from = m_lineFrom; if ( to ) *to = m_lineTo; } // ------------------------------------------------------------------------------------- // wxGenericListCtrl // ------------------------------------------------------------------------------------- BEGIN_EVENT_TABLE(wxGenericListCtrl,wxControl) EVT_SIZE(wxGenericListCtrl::OnSize) END_EVENT_TABLE() wxGenericListCtrl::wxGenericListCtrl() { m_imageListNormal = (wxImageList *) NULL; m_imageListSmall = (wxImageList *) NULL; m_imageListState = (wxImageList *) NULL; m_ownsImageListNormal = m_ownsImageListSmall = m_ownsImageListState = false; m_mainWin = (wxListMainWindow*) NULL; m_headerWin = (wxListHeaderWindow*) NULL; m_headerHeight = 0; } wxGenericListCtrl::~wxGenericListCtrl() { if (m_ownsImageListNormal) delete m_imageListNormal; if (m_ownsImageListSmall) delete m_imageListSmall; if (m_ownsImageListState) delete m_imageListState; } void wxGenericListCtrl::CalculateAndSetHeaderHeight() { if ( m_headerWin ) { #if defined( __WXMAC__ ) && !defined(__WXUNIVERSAL__) && wxOSX_USE_CARBON SInt32 h; GetThemeMetric( kThemeMetricListHeaderHeight, &h ); #else // we use 'g' to get the descent, too int w, h, d; m_headerWin->GetTextExtent(wxT("Hg"), &w, &h, &d); h += d + 2 * HEADER_OFFSET_Y + EXTRA_HEIGHT; #endif // only update if changed if ( h != m_headerHeight ) { m_headerHeight = h; if ( HasHeader() ) ResizeReportView(true); else //why is this needed if it doesn't have a header? m_headerWin->SetSize(m_headerWin->GetSize().x, m_headerHeight); } } } void wxGenericListCtrl::CreateHeaderWindow() { m_headerWin = new wxListHeaderWindow ( this, wxID_ANY, m_mainWin, wxPoint(0,0), wxSize(GetClientSize().x, m_headerHeight), wxTAB_TRAVERSAL ); CalculateAndSetHeaderHeight(); } bool wxGenericListCtrl::GetFocus() { return m_mainWin->m_hasFocus; } bool wxGenericListCtrl::Create(wxWindow *parent, wxWindowID id, const wxPoint &pos, const wxSize &size, long style, const wxValidator &validator, const wxString &name) { m_imageListNormal = m_imageListSmall = m_imageListState = (wxImageList *) NULL; m_ownsImageListNormal = m_ownsImageListSmall = m_ownsImageListState = false; m_mainWin = (wxListMainWindow*) NULL; m_headerWin = (wxListHeaderWindow*) NULL; m_headerHeight = 0; if ( !(style & wxLC_MASK_TYPE) ) { style = style | wxLC_LIST; } // add more styles here that should only appear // in the main window unsigned long only_main_window_style = wxALWAYS_SHOW_SB; if ( !wxControl::Create( parent, id, pos, size, style & ~only_main_window_style, validator, name ) ) return false; // don't create the inner window with the border style &= ~wxBORDER_MASK; m_mainWin = new wxListMainWindow( this, wxID_ANY, wxPoint(0, 0), size, style ); #ifdef __WXMAC_CARBON__ // Human Interface Guidelines ask us for a special font in this case if ( GetWindowVariant() == wxWINDOW_VARIANT_NORMAL ) { wxFont font; font.MacCreateThemeFont( kThemeViewsFont ); SetFont( font ); } #endif if ( InReportView() ) { CreateHeaderWindow(); #ifdef __WXMAC_CARBON__ if (m_headerWin) { wxFont font; font.MacCreateThemeFont( kThemeSmallSystemFont ); m_headerWin->SetFont( font ); CalculateAndSetHeaderHeight(); } #endif if ( HasFlag(wxLC_NO_HEADER) ) // VZ: why do we create it at all then? m_headerWin->Show( false ); } SetInitialSize(size); return true; } void wxGenericListCtrl::SetSingleStyle( long style, bool add ) { wxASSERT_MSG( !(style & wxLC_VIRTUAL), _T("wxLC_VIRTUAL can't be [un]set") ); long flag = GetWindowStyle(); if (add) { if (style & wxLC_MASK_TYPE) flag &= ~(wxLC_MASK_TYPE | wxLC_VIRTUAL); if (style & wxLC_MASK_ALIGN) flag &= ~wxLC_MASK_ALIGN; if (style & wxLC_MASK_SORT) flag &= ~wxLC_MASK_SORT; } if (add) flag |= style; else flag &= ~style; // some styles can be set without recreating everything (as happens in // SetWindowStyleFlag() which calls wxListMainWindow::DeleteEverything()) if ( !(style & ~(wxLC_HRULES | wxLC_VRULES)) ) { Refresh(); wxWindow::SetWindowStyleFlag(flag); } else { SetWindowStyleFlag( flag ); } } void wxGenericListCtrl::SetWindowStyleFlag( long flag ) { if (m_mainWin) { m_mainWin->DeleteEverything(); // has the header visibility changed? bool hasHeader = HasHeader(); bool willHaveHeader = (flag & wxLC_REPORT) && !(flag & wxLC_NO_HEADER); if ( hasHeader != willHaveHeader ) { // toggle it if ( hasHeader ) { if ( m_headerWin ) { // don't delete, just hide, as we can reuse it later m_headerWin->Show(false); } //else: nothing to do } else // must show header { if (!m_headerWin) { CreateHeaderWindow(); } else // already have it, just show { m_headerWin->Show( true ); } } ResizeReportView(willHaveHeader); } } wxWindow::SetWindowStyleFlag( flag ); } bool wxGenericListCtrl::GetColumn(int col, wxListItem &item) const { m_mainWin->GetColumn( col, item ); return true; } bool wxGenericListCtrl::SetColumn( int col, wxListItem& item ) { m_mainWin->SetColumn( col, item ); return true; } int wxGenericListCtrl::GetColumnWidth( int col ) const { return m_mainWin->GetColumnWidth( col ); } bool wxGenericListCtrl::SetColumnWidth( int col, int width ) { m_mainWin->SetColumnWidth( col, width ); return true; } int wxGenericListCtrl::GetCountPerPage() const { return m_mainWin->GetCountPerPage(); // different from Windows ? } bool wxGenericListCtrl::GetItem( wxListItem &info ) const { m_mainWin->GetItem( info ); return true; } bool wxGenericListCtrl::SetItem( wxListItem &info ) { m_mainWin->SetItem( info ); return true; } long wxGenericListCtrl::SetItem( long index, int col, const wxString& label, int imageId ) { wxListItem info; info.m_text = label; info.m_mask = wxLIST_MASK_TEXT; info.m_itemId = index; info.m_col = col; if ( imageId > -1 ) { info.m_image = imageId; info.m_mask |= wxLIST_MASK_IMAGE; } m_mainWin->SetItem(info); return true; } int wxGenericListCtrl::GetItemState( long item, long stateMask ) const { return m_mainWin->GetItemState( item, stateMask ); } bool wxGenericListCtrl::SetItemState( long item, long state, long stateMask ) { m_mainWin->SetItemState( item, state, stateMask ); return true; } bool wxGenericListCtrl::SetItemImage( long item, int image, int WXUNUSED(selImage) ) { return SetItemColumnImage(item, 0, image); } bool wxGenericListCtrl::SetItemColumnImage( long item, long column, int image ) { wxListItem info; info.m_image = image; info.m_mask = wxLIST_MASK_IMAGE; info.m_itemId = item; info.m_col = column; m_mainWin->SetItem( info ); return true; } wxString wxGenericListCtrl::GetItemText( long item ) const { return m_mainWin->GetItemText(item); } void wxGenericListCtrl::SetItemText( long item, const wxString& str ) { m_mainWin->SetItemText(item, str); } wxUIntPtr wxGenericListCtrl::GetItemData( long item ) const { wxListItem info; info.m_mask = wxLIST_MASK_DATA; info.m_itemId = item; m_mainWin->GetItem( info ); return info.m_data; } bool wxGenericListCtrl::SetItemPtrData( long item, wxUIntPtr data ) { wxListItem info; info.m_mask = wxLIST_MASK_DATA; info.m_itemId = item; info.m_data = data; m_mainWin->SetItem( info ); return true; } #if 0 bool wxGenericListCtrl::SetItemData(long item, long data) { return SetItemPtrData(item, data); } #endif wxRect wxGenericListCtrl::GetViewRect() const { return m_mainWin->GetViewRect(); } bool wxGenericListCtrl::GetItemRect( long item, wxRect &rect, int WXUNUSED(code) ) const { m_mainWin->GetItemRect( item, rect ); if ( m_mainWin->HasHeader() ) rect.y += m_headerHeight + 1; return true; } bool wxGenericListCtrl::GetItemPosition( long item, wxPoint& pos ) const { m_mainWin->GetItemPosition( item, pos ); return true; } bool wxGenericListCtrl::SetItemPosition( long WXUNUSED(item), const wxPoint& WXUNUSED(pos) ) { return 0; } int wxGenericListCtrl::GetItemCount() const { return m_mainWin->GetItemCount(); } int wxGenericListCtrl::GetColumnCount() const { return m_mainWin->GetColumnCount(); } void wxGenericListCtrl::SetItemSpacing( int spacing, bool isSmall ) { m_mainWin->SetItemSpacing( spacing, isSmall ); } wxSize wxGenericListCtrl::GetItemSpacing() const { const int spacing = m_mainWin->GetItemSpacing(HasFlag(wxLC_SMALL_ICON)); return wxSize(spacing, spacing); } #if WXWIN_COMPATIBILITY_2_6 int wxGenericListCtrl::GetItemSpacing( bool isSmall ) const { return m_mainWin->GetItemSpacing( isSmall ); } #endif // WXWIN_COMPATIBILITY_2_6 void wxGenericListCtrl::OnDrawItem(int WXUNUSED(item), wxDC* WXUNUSED(dc), const wxRect& WXUNUSED(rect), const wxRect& WXUNUSED(rectHL), bool WXUNUSED(highlighted)) { // do nothing here, this is just a stub } void wxGenericListCtrl::SetItemTextColour( long item, const wxColour &col ) { wxListItem info; info.m_itemId = item; info.SetTextColour( col ); m_mainWin->SetItem( info ); } wxColour wxGenericListCtrl::GetItemTextColour( long item ) const { wxListItem info; info.m_itemId = item; m_mainWin->GetItem( info ); return info.GetTextColour(); } void wxGenericListCtrl::SetItemBackgroundColour( long item, const wxColour &col ) { wxListItem info; info.m_itemId = item; info.SetBackgroundColour( col ); m_mainWin->SetItem( info ); } wxColour wxGenericListCtrl::GetItemBackgroundColour( long item ) const { wxListItem info; info.m_itemId = item; m_mainWin->GetItem( info ); return info.GetBackgroundColour(); } int wxGenericListCtrl::GetScrollPos( int orient ) const { return m_mainWin->GetScrollPos( orient ); } void wxGenericListCtrl::SetScrollPos( int orient, int pos, bool refresh ) { m_mainWin->SetScrollPos( orient, pos, refresh ); } void wxGenericListCtrl::SetItemFont( long item, const wxFont &f ) { wxListItem info; info.m_itemId = item; info.SetFont( f ); m_mainWin->SetItem( info ); } wxFont wxGenericListCtrl::GetItemFont( long item ) const { wxListItem info; info.m_itemId = item; m_mainWin->GetItem( info ); return info.GetFont(); } int wxGenericListCtrl::GetSelectedItemCount() const { return m_mainWin->GetSelectedItemCount(); } wxColour wxGenericListCtrl::GetTextColour() const { return GetForegroundColour(); } void wxGenericListCtrl::SetTextColour(const wxColour& col) { SetForegroundColour(col); } long wxGenericListCtrl::GetTopItem() const { size_t top; m_mainWin->GetVisibleLinesRange(&top, NULL); return (long)top; } void wxGenericListCtrl::GetVisibleLines(long* first, long* last) { size_t from, to; m_mainWin->GetVisibleLinesRange(&from, &to); if (first) *first = (long)from; if (last) *last = (long)to; } long wxGenericListCtrl::GetNextItem( long item, int geom, int state ) const { return m_mainWin->GetNextItem( item, geom, state ); } wxImageList *wxGenericListCtrl::GetImageList(int which) const { if (which == wxIMAGE_LIST_NORMAL) return m_imageListNormal; else if (which == wxIMAGE_LIST_SMALL) return m_imageListSmall; else if (which == wxIMAGE_LIST_STATE) return m_imageListState; return (wxImageList *) NULL; } void wxGenericListCtrl::SetImageList( wxImageList *imageList, int which ) { if ( which == wxIMAGE_LIST_NORMAL ) { if (m_ownsImageListNormal) delete m_imageListNormal; m_imageListNormal = imageList; m_ownsImageListNormal = false; } else if ( which == wxIMAGE_LIST_SMALL ) { if (m_ownsImageListSmall) delete m_imageListSmall; m_imageListSmall = imageList; m_ownsImageListSmall = false; } else if ( which == wxIMAGE_LIST_STATE ) { if (m_ownsImageListState) delete m_imageListState; m_imageListState = imageList; m_ownsImageListState = false; } m_mainWin->SetImageList( imageList, which ); } void wxGenericListCtrl::AssignImageList(wxImageList *imageList, int which) { SetImageList(imageList, which); if ( which == wxIMAGE_LIST_NORMAL ) m_ownsImageListNormal = true; else if ( which == wxIMAGE_LIST_SMALL ) m_ownsImageListSmall = true; else if ( which == wxIMAGE_LIST_STATE ) m_ownsImageListState = true; } bool wxGenericListCtrl::Arrange( int WXUNUSED(flag) ) { return 0; } bool wxGenericListCtrl::DeleteItem( long item ) { m_mainWin->DeleteItem( item ); return true; } bool wxGenericListCtrl::DeleteAllItems() { m_mainWin->DeleteAllItems(); return true; } bool wxGenericListCtrl::DeleteAllColumns() { size_t count = m_mainWin->m_columns.GetCount(); for ( size_t n = 0; n < count; n++ ) DeleteColumn( 0 ); return true; } void wxGenericListCtrl::ClearAll() { m_mainWin->DeleteEverything(); } bool wxGenericListCtrl::DeleteColumn( int col ) { m_mainWin->DeleteColumn( col ); // if we don't have the header any longer, we need to relayout the window if ( !GetColumnCount() ) ResizeReportView(false /* no header */); return true; } wxTextCtrl *wxGenericListCtrl::EditLabel(long item, wxClassInfo* textControlClass) { return m_mainWin->EditLabel( item, textControlClass ); } wxTextCtrl *wxGenericListCtrl::GetEditControl() const { return m_mainWin->GetEditControl(); } bool wxGenericListCtrl::EnsureVisible( long item ) { m_mainWin->EnsureVisible( item ); return true; } long wxGenericListCtrl::FindItem( long start, const wxString& str, bool partial ) { return m_mainWin->FindItem( start, str, partial ); } long wxGenericListCtrl::FindItem( long start, wxUIntPtr data ) { return m_mainWin->FindItem( start, data ); } long wxGenericListCtrl::FindItem( long WXUNUSED(start), const wxPoint& pt, int WXUNUSED(direction)) { return m_mainWin->FindItem( pt ); } // TODO: sub item hit testing long wxGenericListCtrl::HitTest(const wxPoint& point, int& flags, long *) const { return m_mainWin->HitTest( (int)point.x, (int)point.y, flags ); } long wxGenericListCtrl::InsertItem( wxListItem& info ) { m_mainWin->InsertItem( info ); return info.m_itemId; } long wxGenericListCtrl::InsertItem( long index, const wxString &label ) { wxListItem info; info.m_text = label; info.m_mask = wxLIST_MASK_TEXT; info.m_itemId = index; return InsertItem( info ); } long wxGenericListCtrl::InsertItem( long index, int imageIndex ) { wxListItem info; info.m_mask = wxLIST_MASK_IMAGE; info.m_image = imageIndex; info.m_itemId = index; return InsertItem( info ); } long wxGenericListCtrl::InsertItem( long index, const wxString &label, int imageIndex ) { wxListItem info; info.m_text = label; info.m_image = imageIndex; info.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_IMAGE; info.m_itemId = index; return InsertItem( info ); } long wxGenericListCtrl::InsertColumn( long col, wxListItem &item ) { wxCHECK_MSG( m_headerWin, -1, _T("can't add column in non report mode") ); m_mainWin->InsertColumn( col, item ); // if we hadn't had a header before but have one now // then we need to relayout the window if ( GetColumnCount() == 1 && m_mainWin->HasHeader() ) ResizeReportView(true /* have header */); m_headerWin->Refresh(); return 0; } long wxGenericListCtrl::InsertColumn( long col, const wxString &heading, int format, int width ) { wxListItem item; item.m_mask = wxLIST_MASK_TEXT | wxLIST_MASK_FORMAT; item.m_text = heading; if (width >= -2) { item.m_mask |= wxLIST_MASK_WIDTH; item.m_width = width; } item.m_format = format; return InsertColumn( col, item ); } bool wxGenericListCtrl::ScrollList( int WXUNUSED(dx), int WXUNUSED(dy) ) { return 0; } // Sort items. // fn is a function which takes 3 long arguments: item1, item2, data. // item1 is the long data associated with a first item (NOT the index). // item2 is the long data associated with a second item (NOT the index). // data is the same value as passed to SortItems. // The return value is a negative number if the first item should precede the second // item, a positive number of the second item should precede the first, // or zero if the two items are equivalent. // data is arbitrary data to be passed to the sort function. bool wxGenericListCtrl::SortItems( MuleListCtrlCompare fn, long data ) { m_mainWin->SortItems( fn, data ); return true; } // ---------------------------------------------------------------------------- // event handlers // ---------------------------------------------------------------------------- void wxGenericListCtrl::OnSize(wxSizeEvent& WXUNUSED(event)) { if ( !m_mainWin ) return; ResizeReportView(m_mainWin->HasHeader()); m_mainWin->RecalculatePositions(); } void wxGenericListCtrl::ResizeReportView(bool showHeader) { int cw, ch; GetClientSize( &cw, &ch ); if ( showHeader ) { m_headerWin->SetSize( 0, 0, cw, m_headerHeight ); if(ch > m_headerHeight) m_mainWin->SetSize( 0, m_headerHeight + 1, cw, ch - m_headerHeight - 1 ); else m_mainWin->SetSize( 0, m_headerHeight + 1, cw, 0); } else // no header window { m_mainWin->SetSize( 0, 0, cw, ch ); } } void wxGenericListCtrl::OnInternalIdle() { wxWindow::OnInternalIdle(); // do it only if needed if ( !m_mainWin->m_dirty ) return; m_mainWin->RecalculatePositions(); } // ---------------------------------------------------------------------------- // font/colours // ---------------------------------------------------------------------------- bool wxGenericListCtrl::SetBackgroundColour( const wxColour &colour ) { if (m_mainWin) { m_mainWin->SetBackgroundColour( colour ); m_mainWin->m_dirty = true; } return true; } bool wxGenericListCtrl::SetForegroundColour( const wxColour &colour ) { if ( !wxWindow::SetForegroundColour( colour ) ) return false; if (m_mainWin) { m_mainWin->SetForegroundColour( colour ); m_mainWin->m_dirty = true; } if (m_headerWin) m_headerWin->SetForegroundColour( colour ); return true; } bool wxGenericListCtrl::SetFont( const wxFont &font ) { if ( !wxWindow::SetFont( font ) ) return false; if (m_mainWin) { m_mainWin->SetFont( font ); m_mainWin->m_dirty = true; } if (m_headerWin) { m_headerWin->SetFont( font ); CalculateAndSetHeaderHeight(); } Refresh(); return true; } // static wxVisualAttributes wxGenericListCtrl::GetClassDefaultAttributes(wxWindowVariant variant) { #if _USE_VISATTR // Use the same color scheme as wxListBox return wxListBox::GetClassDefaultAttributes(variant); #else wxUnusedVar(variant); wxVisualAttributes attr; attr.colFg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXTEXT); attr.colBg = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOX); attr.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT); return attr; #endif } // ---------------------------------------------------------------------------- // methods forwarded to m_mainWin // ---------------------------------------------------------------------------- #if wxUSE_DRAG_AND_DROP void wxGenericListCtrl::SetDropTarget( wxDropTarget *dropTarget ) { m_mainWin->SetDropTarget( dropTarget ); } wxDropTarget *wxGenericListCtrl::GetDropTarget() const { return m_mainWin->GetDropTarget(); } #endif bool wxGenericListCtrl::SetCursor( const wxCursor &cursor ) { return m_mainWin ? m_mainWin->wxWindow::SetCursor(cursor) : false; } wxColour wxGenericListCtrl::GetBackgroundColour() const { return m_mainWin ? m_mainWin->GetBackgroundColour() : wxColour(); } wxColour wxGenericListCtrl::GetForegroundColour() const { return m_mainWin ? m_mainWin->GetForegroundColour() : wxColour(); } bool wxGenericListCtrl::DoPopupMenu( wxMenu *menu, int x, int y ) { #if wxUSE_MENUS return m_mainWin->PopupMenu( menu, x, y ); #else return false; #endif } void wxGenericListCtrl::DoClientToScreen( int *x, int *y ) const { m_mainWin->DoClientToScreen(x, y); } void wxGenericListCtrl::DoScreenToClient( int *x, int *y ) const { m_mainWin->DoScreenToClient(x, y); } void wxGenericListCtrl::SetFocus() { // The test in window.cpp fails as we are a composite // window, so it checks against "this", but not m_mainWin. if ( DoFindFocus() != this ) m_mainWin->SetFocus(); } wxSize wxGenericListCtrl::DoGetBestSize() const { // Something is better than nothing... // 100x80 is what the MSW version will get from the default // wxControl::DoGetBestSize return wxSize(100, 80); } // ---------------------------------------------------------------------------- // virtual list control support // ---------------------------------------------------------------------------- wxString wxGenericListCtrl::OnGetItemText(long WXUNUSED(item), long WXUNUSED(col)) const { // this is a pure virtual function, in fact - which is not really pure // because the controls which are not virtual don't need to implement it wxFAIL_MSG( _T("wxGenericListCtrl::OnGetItemText not supposed to be called") ); return wxEmptyString; } int wxGenericListCtrl::OnGetItemImage(long WXUNUSED(item)) const { wxCHECK_MSG(!GetImageList(wxIMAGE_LIST_SMALL), -1, wxT("List control has an image list, OnGetItemImage or OnGetItemColumnImage should be overridden.")); return -1; } int wxGenericListCtrl::OnGetItemColumnImage(long item, long column) const { if (!column) return OnGetItemImage(item); return -1; } wxListItemAttr * wxGenericListCtrl::OnGetItemAttr(long WXUNUSED_UNLESS_DEBUG(item)) const { wxASSERT_MSG( item >= 0 && item < GetItemCount(), _T("invalid item index in OnGetItemAttr()") ); // no attributes by default return NULL; } void wxGenericListCtrl::SetItemCount(long count) { wxASSERT_MSG( IsVirtual(), _T("this is for virtual controls only") ); m_mainWin->SetItemCount(count); } void wxGenericListCtrl::RefreshItem(long item) { m_mainWin->RefreshLine(item); } void wxGenericListCtrl::RefreshItems(long itemFrom, long itemTo) { m_mainWin->RefreshLines(itemFrom, itemTo); } // Generic wxListCtrl is more or less a container for two other // windows which drawings are done upon. These are namely // 'm_headerWin' and 'm_mainWin'. // Here we override 'virtual wxWindow::Refresh()' to mimic the // behaviour wxListCtrl has under wxMSW. // void wxGenericListCtrl::Refresh(bool eraseBackground, const wxRect *rect) { if (!rect) { // The easy case, no rectangle specified. if (m_headerWin) m_headerWin->Refresh(eraseBackground); if (m_mainWin) m_mainWin->Refresh(eraseBackground); } else { // Refresh the header window if (m_headerWin) { wxRect rectHeader = m_headerWin->GetRect(); rectHeader.Intersect(*rect); if (rectHeader.GetWidth() && rectHeader.GetHeight()) { int x, y; m_headerWin->GetPosition(&x, &y); rectHeader.Offset(-x, -y); m_headerWin->Refresh(eraseBackground, &rectHeader); } } // Refresh the main window if (m_mainWin) { wxRect rectMain = m_mainWin->GetRect(); rectMain.Intersect(*rect); if (rectMain.GetWidth() && rectMain.GetHeight()) { int x, y; m_mainWin->GetPosition(&x, &y); rectMain.Offset(-x, -y); m_mainWin->Refresh(eraseBackground, &rectMain); } } } } void wxGenericListCtrl::Freeze() { m_mainWin->Freeze(); } void wxGenericListCtrl::Thaw() { m_mainWin->Thaw(); } } // namespace MuleExtern #endif // wxUSE_LISTCTRL