1///////////////////////////////////////////////////////////////////////////// 2// Name: src/common/fldlgcmn.cpp 3// Purpose: wxFileDialog common functions 4// Author: John Labenski 5// Modified by: 6// Created: 14.06.03 (extracted from src/*/filedlg.cpp) 7// RCS-ID: $Id: fldlgcmn.cpp 66916 2011-02-16 21:48:55Z JS $ 8// Copyright: (c) Robert Roebling 9// Licence: wxWindows licence 10///////////////////////////////////////////////////////////////////////////// 11 12#ifdef __BORLANDC__ 13#pragma hdrstop 14#endif 15 16// For compilers that support precompilation, includes "wx.h". 17#include "wx/wxprec.h" 18 19#if wxUSE_FILEDLG 20 21#include "wx/filedlg.h" 22#include "wx/dirdlg.h" 23 24#ifndef WX_PRECOMP 25 #include "wx/string.h" 26 #include "wx/intl.h" 27 #include "wx/window.h" 28#endif // WX_PRECOMP 29 30//---------------------------------------------------------------------------- 31// wxFileDialogBase 32//---------------------------------------------------------------------------- 33 34IMPLEMENT_DYNAMIC_CLASS(wxFileDialogBase, wxDialog) 35 36void wxFileDialogBase::Init() 37{ 38 m_filterIndex = 39 m_windowStyle = 0; 40} 41 42bool wxFileDialogBase::Create(wxWindow *parent, 43 const wxString& message, 44 const wxString& defaultDir, 45 const wxString& defaultFile, 46 const wxString& wildCard, 47 long style, 48 const wxPoint& WXUNUSED(pos), 49 const wxSize& WXUNUSED(sz), 50 const wxString& WXUNUSED(name)) 51{ 52 m_message = message; 53 m_dir = defaultDir; 54 m_fileName = defaultFile; 55 m_wildCard = wildCard; 56 57 m_parent = parent; 58 m_windowStyle = style; 59 m_filterIndex = 0; 60 61 if (!HasFdFlag(wxFD_OPEN) && !HasFdFlag(wxFD_SAVE)) 62 m_windowStyle |= wxFD_OPEN; // wxFD_OPEN is the default 63 64 // check that the styles are not contradictory 65 wxASSERT_MSG( !(HasFdFlag(wxFD_SAVE) && HasFdFlag(wxFD_OPEN)), 66 _T("can't specify both wxFD_SAVE and wxFD_OPEN at once") ); 67 68 wxASSERT_MSG( !HasFdFlag(wxFD_SAVE) || 69 (!HasFdFlag(wxFD_MULTIPLE) && !HasFdFlag(wxFD_FILE_MUST_EXIST)), 70 _T("wxFD_MULTIPLE or wxFD_FILE_MUST_EXIST can't be used with wxFD_SAVE" ) ); 71 72 wxASSERT_MSG( !HasFdFlag(wxFD_OPEN) || !HasFdFlag(wxFD_OVERWRITE_PROMPT), 73 _T("wxFD_OVERWRITE_PROMPT can't be used with wxFD_OPEN") ); 74 75 if ( wildCard.empty() || wildCard == wxFileSelectorDefaultWildcardStr ) 76 { 77 m_wildCard = wxString::Format(_("All files (%s)|%s"), 78 wxFileSelectorDefaultWildcardStr, 79 wxFileSelectorDefaultWildcardStr); 80 } 81 else // have wild card 82 { 83 // convert m_wildCard from "*.bar" to "bar files (*.bar)|*.bar" 84 if ( m_wildCard.Find(wxT('|')) == wxNOT_FOUND ) 85 { 86 wxString::size_type nDot = m_wildCard.find(_T("*.")); 87 if ( nDot != wxString::npos ) 88 nDot++; 89 else 90 nDot = 0; 91 92 m_wildCard = wxString::Format 93 ( 94 _("%s files (%s)|%s"), 95 wildCard.c_str() + nDot, 96 wildCard.c_str(), 97 wildCard.c_str() 98 ); 99 } 100 } 101 102 return true; 103} 104 105#if WXWIN_COMPATIBILITY_2_4 106// Parses the filterStr, returning the number of filters. 107// Returns 0 if none or if there's a problem. 108// filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpg" 109int wxFileDialogBase::ParseWildcard(const wxString& filterStr, 110 wxArrayString& descriptions, 111 wxArrayString& filters) 112{ 113 return ::wxParseCommonDialogsFilter(filterStr, descriptions, filters); 114} 115#endif // WXWIN_COMPATIBILITY_2_4 116 117#if WXWIN_COMPATIBILITY_2_6 118long wxFileDialogBase::GetStyle() const 119{ 120 return GetWindowStyle(); 121} 122 123void wxFileDialogBase::SetStyle(long style) 124{ 125 SetWindowStyle(style); 126} 127#endif // WXWIN_COMPATIBILITY_2_6 128 129 130wxString wxFileDialogBase::AppendExtension(const wxString &filePath, 131 const wxString &extensionList) 132{ 133 // strip off path, to avoid problems with "path.bar/foo" 134 wxString fileName = filePath.AfterLast(wxFILE_SEP_PATH); 135 136 // if fileName is of form "foo.bar" it's ok, return it 137 int idx_dot = fileName.Find(wxT('.'), true); 138 if ((idx_dot != wxNOT_FOUND) && (idx_dot < (int)fileName.length() - 1)) 139 return filePath; 140 141 // get the first extension from extensionList, or all of it 142 wxString ext = extensionList.BeforeFirst(wxT(';')); 143 144 // if ext == "foo" or "foo." there's no extension 145 int idx_ext_dot = ext.Find(wxT('.'), true); 146 if ((idx_ext_dot == wxNOT_FOUND) || (idx_ext_dot == (int)ext.length() - 1)) 147 return filePath; 148 else 149 ext = ext.AfterLast(wxT('.')); 150 151 // if ext == "*" or "bar*" or "b?r" or " " then its not valid 152 if ((ext.Find(wxT('*')) != wxNOT_FOUND) || 153 (ext.Find(wxT('?')) != wxNOT_FOUND) || 154 (ext.Strip(wxString::both).empty())) 155 return filePath; 156 157 // if fileName doesn't have a '.' then add one 158 if (filePath.Last() != wxT('.')) 159 ext = wxT(".") + ext; 160 161 return filePath + ext; 162} 163 164//---------------------------------------------------------------------------- 165// wxFileDialog convenience functions 166//---------------------------------------------------------------------------- 167 168wxString wxFileSelector(const wxChar *title, 169 const wxChar *defaultDir, 170 const wxChar *defaultFileName, 171 const wxChar *defaultExtension, 172 const wxChar *filter, 173 int flags, 174 wxWindow *parent, 175 int x, int y) 176{ 177 // The defaultExtension, if non-NULL, is 178 // appended to the filename if the user fails to type an extension. The new 179 // implementation (taken from wxFileSelectorEx) appends the extension 180 // automatically, by looking at the filter specification. In fact this 181 // should be better than the native Microsoft implementation because 182 // Windows only allows *one* default extension, whereas here we do the 183 // right thing depending on the filter the user has chosen. 184 185 // If there's a default extension specified but no filter, we create a 186 // suitable filter. 187 188 wxString filter2; 189 if ( !wxIsEmpty(defaultExtension) && wxIsEmpty(filter) ) 190 filter2 = wxString(wxT("*.")) + defaultExtension; 191 else if ( !wxIsEmpty(filter) ) 192 filter2 = filter; 193 194 wxString defaultDirString; 195 if (!wxIsEmpty(defaultDir)) 196 defaultDirString = defaultDir; 197 198 wxString defaultFilenameString; 199 if (!wxIsEmpty(defaultFileName)) 200 defaultFilenameString = defaultFileName; 201 202 wxFileDialog fileDialog(parent, title, defaultDirString, 203 defaultFilenameString, filter2, 204 flags, wxPoint(x, y)); 205 206 // if filter is of form "All files (*)|*|..." set correct filter index 207 if((wxStrlen(defaultExtension) != 0) && (filter2.Find(wxT('|')) != wxNOT_FOUND)) 208 { 209 int filterIndex = 0; 210 211 wxArrayString descriptions, filters; 212 // don't care about errors, handled already by wxFileDialog 213 (void)wxParseCommonDialogsFilter(filter2, descriptions, filters); 214 for (size_t n=0; n<filters.GetCount(); n++) 215 { 216 if (filters[n].Contains(defaultExtension)) 217 { 218 filterIndex = n; 219 break; 220 } 221 } 222 223 if (filterIndex > 0) 224 fileDialog.SetFilterIndex(filterIndex); 225 } 226 227 wxString filename; 228 if ( fileDialog.ShowModal() == wxID_OK ) 229 { 230 filename = fileDialog.GetPath(); 231 } 232 233 return filename; 234} 235 236//---------------------------------------------------------------------------- 237// wxFileSelectorEx 238//---------------------------------------------------------------------------- 239 240wxString wxFileSelectorEx(const wxChar *title, 241 const wxChar *defaultDir, 242 const wxChar *defaultFileName, 243 int* defaultFilterIndex, 244 const wxChar *filter, 245 int flags, 246 wxWindow* parent, 247 int x, 248 int y) 249 250{ 251 wxFileDialog fileDialog(parent, 252 !wxIsEmpty(title) ? title : wxEmptyString, 253 !wxIsEmpty(defaultDir) ? defaultDir : wxEmptyString, 254 !wxIsEmpty(defaultFileName) ? defaultFileName : wxEmptyString, 255 !wxIsEmpty(filter) ? filter : wxEmptyString, 256 flags, wxPoint(x, y)); 257 258 wxString filename; 259 if ( fileDialog.ShowModal() == wxID_OK ) 260 { 261 if ( defaultFilterIndex ) 262 *defaultFilterIndex = fileDialog.GetFilterIndex(); 263 264 filename = fileDialog.GetPath(); 265 } 266 267 return filename; 268} 269 270//---------------------------------------------------------------------------- 271// wxDefaultFileSelector - Generic load/save dialog (for internal use only) 272//---------------------------------------------------------------------------- 273 274static wxString wxDefaultFileSelector(bool load, 275 const wxChar *what, 276 const wxChar *extension, 277 const wxChar *default_name, 278 wxWindow *parent) 279{ 280 wxString prompt; 281 wxString str; 282 if (load) 283 str = _("Load %s file"); 284 else 285 str = _("Save %s file"); 286 prompt.Printf(str, what); 287 288 wxString wild; 289 const wxChar *ext = extension; 290 if ( !wxIsEmpty(ext) ) 291 { 292 if ( *ext == wxT('.') ) 293 ext++; 294 295 wild.Printf(wxT("*.%s"), ext); 296 } 297 else // no extension specified 298 { 299 wild = wxFileSelectorDefaultWildcardStr; 300 } 301 302 return wxFileSelector(prompt, NULL, default_name, ext, wild, 303 load ? (wxFD_OPEN | wxFD_FILE_MUST_EXIST) : wxFD_SAVE, parent); 304} 305 306//---------------------------------------------------------------------------- 307// wxLoadFileSelector 308//---------------------------------------------------------------------------- 309 310WXDLLEXPORT wxString wxLoadFileSelector(const wxChar *what, 311 const wxChar *extension, 312 const wxChar *default_name, 313 wxWindow *parent) 314{ 315 return wxDefaultFileSelector(true, what, extension, default_name, parent); 316} 317 318//---------------------------------------------------------------------------- 319// wxSaveFileSelector 320//---------------------------------------------------------------------------- 321 322WXDLLEXPORT wxString wxSaveFileSelector(const wxChar *what, 323 const wxChar *extension, 324 const wxChar *default_name, 325 wxWindow *parent) 326{ 327 return wxDefaultFileSelector(false, what, extension, default_name, parent); 328} 329 330 331//---------------------------------------------------------------------------- 332// wxDirDialogBase 333//---------------------------------------------------------------------------- 334 335#if WXWIN_COMPATIBILITY_2_6 336long wxDirDialogBase::GetStyle() const 337{ 338 return GetWindowStyle(); 339} 340 341void wxDirDialogBase::SetStyle(long style) 342{ 343 SetWindowStyle(style); 344} 345#endif // WXWIN_COMPATIBILITY_2_6 346 347 348#endif // wxUSE_FILEDLG 349