1 /*
2  * Copyright (C) 2006 Zack Rusin <zack@kde.org>
3  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
4  *
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
17  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
20  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
21  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
22  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
23  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
24  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #ifndef ChromeClientQt_h
30 #define ChromeClientQt_h
31 
32 #include "ChromeClient.h"
33 #include "FloatRect.h"
34 #include "KURL.h"
35 #include "PlatformString.h"
36 #include "QtPlatformPlugin.h"
37 #include <wtf/PassOwnPtr.h>
38 #include <wtf/RefCounted.h>
39 
40 QT_BEGIN_NAMESPACE
41 class QEventLoop;
42 QT_END_NAMESPACE
43 
44 class QWebPage;
45 
46 namespace WebCore {
47 
48 class FileChooser;
49 class FloatRect;
50 class Page;
51 struct FrameLoadRequest;
52 class QtAbstractWebPopup;
53 struct ViewportArguments;
54 #if ENABLE(VIDEO)
55 class FullScreenVideoQt;
56 #endif
57 
58 class ChromeClientQt : public ChromeClient {
59 public:
60     ChromeClientQt(QWebPage*);
61     virtual ~ChromeClientQt();
62     virtual void chromeDestroyed();
63 
webView()64     virtual void* webView() const { return 0; }
65     virtual void setWindowRect(const FloatRect&);
66     virtual FloatRect windowRect();
67 
68     virtual FloatRect pageRect();
69 
70     virtual float scaleFactor();
71 
72     virtual void focus();
73     virtual void unfocus();
74 
75     virtual bool canTakeFocus(FocusDirection);
76     virtual void takeFocus(FocusDirection);
77 
78     virtual void focusedNodeChanged(Node*);
79     virtual void focusedFrameChanged(Frame*);
80 
81     virtual Page* createWindow(Frame*, const FrameLoadRequest&, const WindowFeatures&, const NavigationAction&);
82     virtual void show();
83 
84     virtual bool canRunModal();
85     virtual void runModal();
86 
87     virtual void setToolbarsVisible(bool);
88     virtual bool toolbarsVisible();
89 
90     virtual void setStatusbarVisible(bool);
91     virtual bool statusbarVisible();
92 
93     virtual void setScrollbarsVisible(bool);
94     virtual bool scrollbarsVisible();
95 
96     virtual void setMenubarVisible(bool);
97     virtual bool menubarVisible();
98 
99     virtual void setResizable(bool);
100 
101     virtual void addMessageToConsole(MessageSource, MessageType, MessageLevel, const String& message, unsigned int lineNumber, const String& sourceID);
102 
103     virtual bool canRunBeforeUnloadConfirmPanel();
104     virtual bool runBeforeUnloadConfirmPanel(const String& message, Frame*);
105 
106     virtual void closeWindowSoon();
107 
108     virtual void runJavaScriptAlert(Frame*, const String&);
109     virtual bool runJavaScriptConfirm(Frame*, const String&);
110     virtual bool runJavaScriptPrompt(Frame*, const String& message, const String& defaultValue, String& result);
111     virtual bool shouldInterruptJavaScript();
112 
113     virtual void setStatusbarText(const String&);
114 
115     virtual KeyboardUIMode keyboardUIMode();
116     virtual IntRect windowResizerRect() const;
117 
118     virtual void invalidateWindow(const IntRect&, bool);
119     virtual void invalidateContentsAndWindow(const IntRect&, bool);
120     virtual void invalidateContentsForSlowScroll(const IntRect&, bool);
121     virtual void scroll(const IntSize& scrollDelta, const IntRect& rectToScroll, const IntRect& clipRect);
122 #if ENABLE(TILED_BACKING_STORE)
123     virtual void delegatedScrollRequested(const IntPoint& scrollPoint);
124 #endif
125 
126     virtual IntPoint screenToWindow(const IntPoint&) const;
127     virtual IntRect windowToScreen(const IntRect&) const;
128     virtual PlatformPageClient platformPageClient() const;
129     virtual void contentsSizeChanged(Frame*, const IntSize&) const;
130 
scrollbarsModeDidChange()131     virtual void scrollbarsModeDidChange() const { }
132     virtual void mouseDidMoveOverElement(const HitTestResult&, unsigned modifierFlags);
133 
134     virtual void setToolTip(const String&, TextDirection);
135 
136     virtual void print(Frame*);
137 #if ENABLE(DATABASE)
138     virtual void exceededDatabaseQuota(Frame*, const String&);
139 #endif
140 #if ENABLE(OFFLINE_WEB_APPLICATIONS)
141     virtual void reachedMaxAppCacheSize(int64_t spaceNeeded);
142     virtual void reachedApplicationCacheOriginQuota(SecurityOrigin*);
143 #endif
144 #if ENABLE(CONTEXT_MENUS)
showContextMenu()145     virtual void showContextMenu() { }
146 #endif
147 
148 #if ENABLE(NOTIFICATIONS)
149     virtual NotificationPresenter* notificationPresenter() const;
150 #endif
151 
152 #if USE(ACCELERATED_COMPOSITING)
153     // This is a hook for WebCore to tell us what we need to do with the GraphicsLayers.
154     virtual void attachRootGraphicsLayer(Frame*, GraphicsLayer*);
155     virtual void setNeedsOneShotDrawingSynchronization();
156     virtual void scheduleCompositingLayerSync();
157     virtual CompositingTriggerFlags allowedCompositingTriggers() const;
158 #endif
159     virtual bool allowsAcceleratedCompositing() const;
160 
161 #if ENABLE(TILED_BACKING_STORE)
162     virtual IntRect visibleRectForTiledBackingStore() const;
163 #endif
164 
165 #if ENABLE(TOUCH_EVENTS)
needTouchEvents(bool)166     virtual void needTouchEvents(bool) { }
167 #endif
168 
169 #if ENABLE(VIDEO) && (USE(GSTREAMER) || USE(QT_MULTIMEDIA) || USE(QTKIT))
170     virtual bool supportsFullscreenForNode(const Node*);
171     virtual void enterFullscreenForNode(Node*);
172     virtual void exitFullscreenForNode(Node*);
173     virtual bool requiresFullscreenForVideoPlayback();
174     FullScreenVideoQt* fullScreenVideo();
175 #endif
176      virtual void runOpenPanel(Frame*, PassRefPtr<FileChooser>);
177      virtual void chooseIconForFiles(const Vector<String>&, FileChooser*);
178 
formStateDidChange(const Node *)179     virtual void formStateDidChange(const Node*) { }
180 
181     virtual void setCursor(const Cursor&);
182 
scrollRectIntoView(const IntRect &,const ScrollView *)183     virtual void scrollRectIntoView(const IntRect&, const ScrollView*) const { }
184 
requestGeolocationPermissionForFrame(Frame *,Geolocation *)185     virtual void requestGeolocationPermissionForFrame(Frame*, Geolocation*) { }
cancelGeolocationPermissionRequestForFrame(Frame *,Geolocation *)186     virtual void cancelGeolocationPermissionRequestForFrame(Frame*, Geolocation*) { }
187 
188     virtual bool selectItemWritingDirectionIsNatural();
189     virtual bool selectItemAlignmentFollowsMenuWritingDirection();
190     virtual PassRefPtr<PopupMenu> createPopupMenu(PopupMenuClient*) const;
191     virtual PassRefPtr<SearchPopupMenu> createSearchPopupMenu(PopupMenuClient*) const;
192     virtual void populateVisitedLinks();
193 
194     PassOwnPtr<QWebSelectMethod> createSelectPopup() const;
195 
196     virtual void dispatchViewportDataDidChange(const ViewportArguments&) const;
197 
198     QWebPage* m_webPage;
199     KURL lastHoverURL;
200     String lastHoverTitle;
201     String lastHoverContent;
202 
203     bool toolBarsVisible;
204     bool statusBarVisible;
205     bool menuBarVisible;
206     QEventLoop* m_eventLoop;
207 
208 #if ENABLE(VIDEO) && (USE(GSTREAMER) || USE(QT_MULTIMEDIA) || USE(QTKIT))
209     FullScreenVideoQt* m_fullScreenVideo;
210 #endif
211 
212     static bool dumpVisitedLinksCallbacks;
213 
214     mutable QtPlatformPlugin m_platformPlugin;
215 };
216 }
217 
218 #endif
219