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      1 /*
      2  * Copyright (C) 2006 Zack Rusin <zack (at) 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/RefCounted.h>
     38 
     39 QT_BEGIN_NAMESPACE
     40 class QEventLoop;
     41 QT_END_NAMESPACE
     42 
     43 class QWebPage;
     44 
     45 namespace WebCore {
     46 
     47 class FileChooser;
     48 class FloatRect;
     49 class Page;
     50 struct FrameLoadRequest;
     51 class QtAbstractWebPopup;
     52 struct ViewportArguments;
     53 #if ENABLE(VIDEO)
     54 class FullScreenVideoQt;
     55 #endif
     56 
     57 class ChromeClientQt : public ChromeClient {
     58 public:
     59     ChromeClientQt(QWebPage*);
     60     virtual ~ChromeClientQt();
     61     virtual void chromeDestroyed();
     62 
     63     virtual void setWindowRect(const FloatRect&);
     64     virtual FloatRect windowRect();
     65 
     66     virtual FloatRect pageRect();
     67 
     68     virtual float scaleFactor();
     69 
     70     virtual void focus();
     71     virtual void unfocus();
     72 
     73     virtual bool canTakeFocus(FocusDirection);
     74     virtual void takeFocus(FocusDirection);
     75 
     76     virtual void focusedNodeChanged(Node*);
     77     virtual void focusedFrameChanged(Frame*);
     78 
     79     virtual Page* createWindow(Frame*, const FrameLoadRequest&, const WindowFeatures&, const NavigationAction&);
     80     virtual void show();
     81 
     82     virtual bool canRunModal();
     83     virtual void runModal();
     84 
     85     virtual void setToolbarsVisible(bool);
     86     virtual bool toolbarsVisible();
     87 
     88     virtual void setStatusbarVisible(bool);
     89     virtual bool statusbarVisible();
     90 
     91     virtual void setScrollbarsVisible(bool);
     92     virtual bool scrollbarsVisible();
     93 
     94     virtual void setMenubarVisible(bool);
     95     virtual bool menubarVisible();
     96 
     97     virtual void setResizable(bool);
     98 
     99     virtual void addMessageToConsole(MessageSource, MessageType, MessageLevel, const String& message, unsigned int lineNumber, const String& sourceID);
    100 
    101     virtual bool canRunBeforeUnloadConfirmPanel();
    102     virtual bool runBeforeUnloadConfirmPanel(const String& message, Frame*);
    103 
    104     virtual void closeWindowSoon();
    105 
    106     virtual void runJavaScriptAlert(Frame*, const String&);
    107     virtual bool runJavaScriptConfirm(Frame*, const String&);
    108     virtual bool runJavaScriptPrompt(Frame*, const String& message, const String& defaultValue, String& result);
    109     virtual bool shouldInterruptJavaScript();
    110 
    111     virtual void setStatusbarText(const String&);
    112 
    113     virtual KeyboardUIMode keyboardUIMode();
    114     virtual IntRect windowResizerRect() const;
    115 
    116     virtual void invalidateWindow(const IntRect&, bool);
    117     virtual void invalidateContentsAndWindow(const IntRect&, bool);
    118     virtual void invalidateContentsForSlowScroll(const IntRect&, bool);
    119     virtual void scroll(const IntSize& scrollDelta, const IntRect& rectToScroll, const IntRect& clipRect);
    120 #if ENABLE(TILED_BACKING_STORE)
    121     virtual void delegatedScrollRequested(const IntPoint& scrollPoint);
    122 #endif
    123 
    124     virtual IntPoint screenToWindow(const IntPoint&) const;
    125     virtual IntRect windowToScreen(const IntRect&) const;
    126     virtual PlatformPageClient platformPageClient() const;
    127     virtual void contentsSizeChanged(Frame*, const IntSize&) const;
    128 
    129     virtual void scrollbarsModeDidChange() const { }
    130     virtual void mouseDidMoveOverElement(const HitTestResult&, unsigned modifierFlags);
    131 
    132     virtual void setToolTip(const String&, TextDirection);
    133 
    134     virtual void print(Frame*);
    135 #if ENABLE(DATABASE)
    136     virtual void exceededDatabaseQuota(Frame*, const String&);
    137 #endif
    138 #if ENABLE(OFFLINE_WEB_APPLICATIONS)
    139     virtual void reachedMaxAppCacheSize(int64_t spaceNeeded);
    140     virtual void reachedApplicationCacheOriginQuota(SecurityOrigin*);
    141 #endif
    142 #if ENABLE(CONTEXT_MENUS)
    143     virtual void showContextMenu() { }
    144 #endif
    145 
    146 #if ENABLE(NOTIFICATIONS)
    147     virtual NotificationPresenter* notificationPresenter() const;
    148 #endif
    149 
    150 #if USE(ACCELERATED_COMPOSITING)
    151     // This is a hook for WebCore to tell us what we need to do with the GraphicsLayers.
    152     virtual void attachRootGraphicsLayer(Frame*, GraphicsLayer*);
    153     virtual void setNeedsOneShotDrawingSynchronization();
    154     virtual void scheduleCompositingLayerSync();
    155     virtual CompositingTriggerFlags allowedCompositingTriggers() const;
    156 #endif
    157 
    158 #if ENABLE(TILED_BACKING_STORE)
    159     virtual IntRect visibleRectForTiledBackingStore() const;
    160 #endif
    161 
    162 #if ENABLE(TOUCH_EVENTS)
    163     virtual void needTouchEvents(bool) { }
    164 #endif
    165 
    166 #if ENABLE(VIDEO) && (USE(GSTREAMER) || USE(QT_MULTIMEDIA))
    167     virtual bool supportsFullscreenForNode(const Node*);
    168     virtual void enterFullscreenForNode(Node*);
    169     virtual void exitFullscreenForNode(Node*);
    170     virtual bool requiresFullscreenForVideoPlayback();
    171     FullScreenVideoQt* fullScreenVideo();
    172 #endif
    173      virtual void runOpenPanel(Frame*, PassRefPtr<FileChooser>);
    174      virtual void chooseIconForFiles(const Vector<String>&, FileChooser*);
    175 
    176     virtual void formStateDidChange(const Node*) { }
    177 
    178     virtual void setCursor(const Cursor&);
    179 
    180     virtual void scrollRectIntoView(const IntRect&, const ScrollView*) const { }
    181 
    182     virtual void requestGeolocationPermissionForFrame(Frame*, Geolocation*) { }
    183     virtual void cancelGeolocationPermissionRequestForFrame(Frame*, Geolocation*) { }
    184 
    185     virtual bool selectItemWritingDirectionIsNatural();
    186     virtual bool selectItemAlignmentFollowsMenuWritingDirection();
    187     virtual PassRefPtr<PopupMenu> createPopupMenu(PopupMenuClient*) const;
    188     virtual PassRefPtr<SearchPopupMenu> createSearchPopupMenu(PopupMenuClient*) const;
    189     virtual void populateVisitedLinks();
    190 
    191     QWebSelectMethod* createSelectPopup() const;
    192 
    193     virtual void dispatchViewportDataDidChange(const ViewportArguments&) const;
    194 
    195     QWebPage* m_webPage;
    196     KURL lastHoverURL;
    197     String lastHoverTitle;
    198     String lastHoverContent;
    199 
    200     bool toolBarsVisible;
    201     bool statusBarVisible;
    202     bool menuBarVisible;
    203     QEventLoop* m_eventLoop;
    204 
    205 #if ENABLE(VIDEO) && (USE(GSTREAMER) || USE(QT_MULTIMEDIA))
    206     FullScreenVideoQt* m_fullScreenVideo;
    207 #endif
    208 
    209     static bool dumpVisitedLinksCallbacks;
    210 
    211     mutable QtPlatformPlugin m_platformPlugin;
    212 };
    213 }
    214 
    215 #endif
    216