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      1 /*
      2  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
      3  *
      4  * This library is free software; you can redistribute it and/or
      5  * modify it under the terms of the GNU Library General Public
      6  * License as published by the Free Software Foundation; either
      7  * version 2 of the License, or (at your option) any later version.
      8  *
      9  * This library is distributed in the hope that it will be useful,
     10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     12  * Library General Public License for more details.
     13  *
     14  * You should have received a copy of the GNU Library General Public License
     15  * along with this library; see the file COPYING.LIB.  If not, write to
     16  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     17  * Boston, MA 02110-1301, USA.
     18  */
     19 
     20 #ifndef Chrome_h
     21 #define Chrome_h
     22 
     23 #include "Cursor.h"
     24 #include "FileChooser.h"
     25 #include "FocusDirection.h"
     26 #include "HostWindow.h"
     27 #include <wtf/Forward.h>
     28 #include <wtf/RefPtr.h>
     29 
     30 #if PLATFORM(MAC)
     31 #ifndef __OBJC__
     32 class NSView;
     33 #endif
     34 #endif
     35 
     36 namespace WebCore {
     37 
     38     class ChromeClient;
     39     class ContextMenu;
     40     class FloatRect;
     41     class Frame;
     42     class Geolocation;
     43     class HitTestResult;
     44     class IntRect;
     45     class Node;
     46     class Page;
     47     class String;
     48 #if ENABLE(NOTIFICATIONS)
     49     class NotificationPresenter;
     50 #endif
     51 
     52     struct FrameLoadRequest;
     53     struct WindowFeatures;
     54 
     55     class Chrome : public HostWindow {
     56     public:
     57         Chrome(Page*, ChromeClient*);
     58         ~Chrome();
     59 
     60         ChromeClient* client() { return m_client; }
     61 
     62         // HostWindow methods.
     63         virtual void repaint(const IntRect&, bool contentChanged, bool immediate = false, bool repaintContentOnly = false);
     64         virtual void scroll(const IntSize& scrollDelta, const IntRect& rectToScroll, const IntRect& clipRect);
     65         virtual IntPoint screenToWindow(const IntPoint&) const;
     66         virtual IntRect windowToScreen(const IntRect&) const;
     67         virtual PlatformPageClient platformPageClient() const;
     68         virtual void scrollRectIntoView(const IntRect&, const ScrollView*) const;
     69         virtual void scrollbarsModeDidChange() const;
     70 
     71         void contentsSizeChanged(Frame*, const IntSize&) const;
     72 
     73         void setWindowRect(const FloatRect&) const;
     74         FloatRect windowRect() const;
     75 
     76         FloatRect pageRect() const;
     77 
     78         float scaleFactor();
     79 
     80 #ifdef ANDROID_USER_GESTURE
     81         void focus(bool userGesture) const;
     82 #else
     83         void focus() const;
     84 #endif
     85         void unfocus() const;
     86 
     87         bool canTakeFocus(FocusDirection) const;
     88         void takeFocus(FocusDirection) const;
     89 
     90         void focusedNodeChanged(Node*) const;
     91 
     92         Page* createWindow(Frame*, const FrameLoadRequest&, const WindowFeatures&) const;
     93         void show() const;
     94 
     95         bool canRunModal() const;
     96         bool canRunModalNow() const;
     97         void runModal() const;
     98 
     99         void setToolbarsVisible(bool) const;
    100         bool toolbarsVisible() const;
    101 
    102         void setStatusbarVisible(bool) const;
    103         bool statusbarVisible() const;
    104 
    105         void setScrollbarsVisible(bool) const;
    106         bool scrollbarsVisible() const;
    107 
    108         void setMenubarVisible(bool) const;
    109         bool menubarVisible() const;
    110 
    111         void setResizable(bool) const;
    112 
    113         bool canRunBeforeUnloadConfirmPanel();
    114         bool runBeforeUnloadConfirmPanel(const String& message, Frame* frame);
    115 
    116         void closeWindowSoon();
    117 
    118         void runJavaScriptAlert(Frame*, const String&);
    119         bool runJavaScriptConfirm(Frame*, const String&);
    120         bool runJavaScriptPrompt(Frame*, const String& message, const String& defaultValue, String& result);
    121         void setStatusbarText(Frame*, const String&);
    122         bool shouldInterruptJavaScript();
    123 
    124         void registerProtocolHandler(const String& scheme, const String& baseURL, const String& url, const String& title);
    125         void registerContentHandler(const String& mimeType, const String& baseURL, const String& url, const String& title);
    126 
    127         IntRect windowResizerRect() const;
    128 
    129         void mouseDidMoveOverElement(const HitTestResult&, unsigned modifierFlags);
    130 
    131         void setToolTip(const HitTestResult&);
    132 
    133         void print(Frame*);
    134 
    135         void requestGeolocationPermissionForFrame(Frame*, Geolocation*);
    136         void cancelGeolocationPermissionRequestForFrame(Frame*);
    137 
    138         void runOpenPanel(Frame*, PassRefPtr<FileChooser>);
    139 
    140         bool setCursor(PlatformCursorHandle);
    141 
    142 #if PLATFORM(MAC)
    143         void focusNSView(NSView*);
    144 #endif
    145 
    146 #if ENABLE(NOTIFICATIONS)
    147         NotificationPresenter* notificationPresenter() const;
    148 #endif
    149 
    150     private:
    151         Page* m_page;
    152         ChromeClient* m_client;
    153     };
    154 }
    155 
    156 #endif // Chrome_h
    157