1/*
2 * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
3 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
4 * Copyright (C) 2012, Samsung Electronics. All rights reserved.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB.  If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 */
21
22#ifndef Chrome_h
23#define Chrome_h
24
25#include "Cursor.h"
26#include "FocusDirection.h"
27#include "HostWindow.h"
28#include <wtf/Forward.h>
29#include <wtf/RefPtr.h>
30
31#if PLATFORM(MAC)
32#ifndef __OBJC__
33class NSView;
34#endif
35#endif
36
37namespace WebCore {
38
39class ChromeClient;
40class ColorChooser;
41class ColorChooserClient;
42class DateTimeChooser;
43class DateTimeChooserClient;
44class FileChooser;
45class FileIconLoader;
46class FloatRect;
47class Frame;
48class Geolocation;
49class HitTestResult;
50class IntRect;
51class NavigationAction;
52class Node;
53class Page;
54class PopupMenu;
55class PopupMenuClient;
56class PopupOpeningObserver;
57class SearchPopupMenu;
58
59struct DateTimeChooserParameters;
60struct FrameLoadRequest;
61struct ViewportArguments;
62struct WindowFeatures;
63
64class Chrome : public HostWindow {
65public:
66    ~Chrome();
67
68    static PassOwnPtr<Chrome> create(Page*, ChromeClient*);
69
70    ChromeClient* client() { return m_client; }
71
72    // HostWindow methods.
73    virtual void invalidateRootView(const IntRect&, bool) OVERRIDE;
74    virtual void invalidateContentsAndRootView(const IntRect&, bool) OVERRIDE;
75    virtual void invalidateContentsForSlowScroll(const IntRect&, bool) OVERRIDE;
76    virtual void scroll(const IntSize&, const IntRect&, const IntRect&) OVERRIDE;
77#if USE(TILED_BACKING_STORE)
78    virtual void delegatedScrollRequested(const IntPoint& scrollPoint) OVERRIDE;
79#endif
80    virtual IntPoint screenToRootView(const IntPoint&) const OVERRIDE;
81    virtual IntRect rootViewToScreen(const IntRect&) const OVERRIDE;
82    virtual PlatformPageClient platformPageClient() const OVERRIDE;
83    virtual void scrollbarsModeDidChange() const OVERRIDE;
84    virtual void setCursor(const Cursor&) OVERRIDE;
85    virtual void setCursorHiddenUntilMouseMoves(bool) OVERRIDE;
86
87#if ENABLE(REQUEST_ANIMATION_FRAME)
88    virtual void scheduleAnimation() OVERRIDE;
89#endif
90
91    void scrollRectIntoView(const IntRect&) const;
92
93    void contentsSizeChanged(Frame*, const IntSize&) const;
94    void layoutUpdated(Frame*) const;
95
96    void setWindowRect(const FloatRect&) const;
97    FloatRect windowRect() const;
98
99    FloatRect pageRect() const;
100
101    void focus() const;
102    void unfocus() const;
103
104    bool canTakeFocus(FocusDirection) const;
105    void takeFocus(FocusDirection) const;
106
107    void focusedNodeChanged(Node*) const;
108    void focusedFrameChanged(Frame*) const;
109
110    Page* createWindow(Frame*, const FrameLoadRequest&, const WindowFeatures&, const NavigationAction&) const;
111    void show() const;
112
113    bool canRunModal() const;
114    bool canRunModalNow() const;
115    void runModal() const;
116
117    void setToolbarsVisible(bool) const;
118    bool toolbarsVisible() const;
119
120    void setStatusbarVisible(bool) const;
121    bool statusbarVisible() const;
122
123    void setScrollbarsVisible(bool) const;
124    bool scrollbarsVisible() const;
125
126    void setMenubarVisible(bool) const;
127    bool menubarVisible() const;
128
129    void setResizable(bool) const;
130
131    bool canRunBeforeUnloadConfirmPanel();
132    bool runBeforeUnloadConfirmPanel(const String& message, Frame*);
133
134    void closeWindowSoon();
135
136    void runJavaScriptAlert(Frame*, const String&);
137    bool runJavaScriptConfirm(Frame*, const String&);
138    bool runJavaScriptPrompt(Frame*, const String& message, const String& defaultValue, String& result);
139    void setStatusbarText(Frame*, const String&);
140    bool shouldInterruptJavaScript();
141
142    IntRect windowResizerRect() const;
143
144    void mouseDidMoveOverElement(const HitTestResult&, unsigned modifierFlags);
145
146    void setToolTip(const HitTestResult&);
147
148    void print(Frame*);
149
150    void enableSuddenTermination();
151    void disableSuddenTermination();
152
153#if ENABLE(INPUT_TYPE_COLOR)
154    PassOwnPtr<ColorChooser> createColorChooser(ColorChooserClient*, const Color& initialColor);
155#endif
156#if ENABLE(DATE_AND_TIME_INPUT_TYPES)
157    PassRefPtr<DateTimeChooser> openDateTimeChooser(DateTimeChooserClient*, const DateTimeChooserParameters&);
158#endif
159
160    void runOpenPanel(Frame*, PassRefPtr<FileChooser>);
161    void loadIconForFiles(const Vector<String>&, FileIconLoader*);
162#if ENABLE(DIRECTORY_UPLOAD)
163    void enumerateChosenDirectory(FileChooser*);
164#endif
165
166    void dispatchViewportPropertiesDidChange(const ViewportArguments&) const;
167
168    bool requiresFullscreenForVideoPlayback();
169
170#if PLATFORM(MAC)
171    void focusNSView(NSView*);
172#endif
173
174    bool selectItemWritingDirectionIsNatural();
175    bool selectItemAlignmentFollowsMenuWritingDirection();
176    bool hasOpenedPopup() const;
177    PassRefPtr<PopupMenu> createPopupMenu(PopupMenuClient*) const;
178    PassRefPtr<SearchPopupMenu> createSearchPopupMenu(PopupMenuClient*) const;
179
180    void registerPopupOpeningObserver(PopupOpeningObserver*);
181    void unregisterPopupOpeningObserver(PopupOpeningObserver*);
182
183private:
184    Chrome(Page*, ChromeClient*);
185    void notifyPopupOpeningObservers() const;
186
187    Page* m_page;
188    ChromeClient* m_client;
189    Vector<PopupOpeningObserver*> m_popupOpeningObservers;
190};
191
192}
193
194#endif // Chrome_h
195