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 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB.  If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 */
20
21#ifndef Chrome_h
22#define Chrome_h
23
24#include "Cursor.h"
25#include "FileChooser.h"
26#include "FocusDirection.h"
27#include "HostWindow.h"
28#include "PopupMenu.h"
29#include "SearchPopupMenu.h"
30#include <wtf/Forward.h>
31#include <wtf/RefPtr.h>
32
33#if PLATFORM(MAC)
34#ifndef __OBJC__
35class NSView;
36#endif
37#endif
38
39namespace WebCore {
40
41    class ChromeClient;
42    class ContextMenu;
43    class FloatRect;
44    class Frame;
45    class Geolocation;
46    class HitTestResult;
47    class IntRect;
48    class NavigationAction;
49    class Node;
50    class Page;
51    class PopupMenuClient;
52#if ENABLE(NOTIFICATIONS)
53    class NotificationPresenter;
54#endif
55
56    struct FrameLoadRequest;
57    struct ViewportArguments;
58    struct WindowFeatures;
59
60    class Chrome : public HostWindow {
61    public:
62        Chrome(Page*, ChromeClient*);
63        ~Chrome();
64
65        ChromeClient* client() { return m_client; }
66
67        // HostWindow methods.
68
69        virtual void invalidateWindow(const IntRect&, bool);
70        virtual void invalidateContentsAndWindow(const IntRect&, bool);
71        virtual void invalidateContentsForSlowScroll(const IntRect&, bool);
72        virtual void scroll(const IntSize&, const IntRect&, const IntRect&);
73#if ENABLE(TILED_BACKING_STORE)
74        virtual void delegatedScrollRequested(const IntPoint& scrollPoint);
75#endif
76        virtual IntPoint screenToWindow(const IntPoint&) const;
77        virtual IntRect windowToScreen(const IntRect&) const;
78        virtual PlatformPageClient platformPageClient() const;
79        virtual void scrollbarsModeDidChange() const;
80        virtual void setCursor(const Cursor&);
81#if ENABLE(REQUEST_ANIMATION_FRAME)
82        virtual void scheduleAnimation();
83#endif
84
85        void scrollRectIntoView(const IntRect&) const;
86
87        void contentsSizeChanged(Frame*, const IntSize&) const;
88
89        void setWindowRect(const FloatRect&) const;
90        FloatRect windowRect() const;
91
92        FloatRect pageRect() const;
93
94        float scaleFactor();
95
96        void focus() const;
97        void unfocus() const;
98
99        bool canTakeFocus(FocusDirection) const;
100        void takeFocus(FocusDirection) const;
101
102        void focusedNodeChanged(Node*) const;
103        void focusedFrameChanged(Frame*) const;
104
105        Page* createWindow(Frame*, const FrameLoadRequest&, const WindowFeatures&, const NavigationAction&) const;
106        void show() const;
107
108        bool canRunModal() const;
109        bool canRunModalNow() const;
110        void runModal() const;
111
112        void setToolbarsVisible(bool) const;
113        bool toolbarsVisible() const;
114
115        void setStatusbarVisible(bool) const;
116        bool statusbarVisible() const;
117
118        void setScrollbarsVisible(bool) const;
119        bool scrollbarsVisible() const;
120
121        void setMenubarVisible(bool) const;
122        bool menubarVisible() const;
123
124        void setResizable(bool) const;
125
126        bool canRunBeforeUnloadConfirmPanel();
127        bool runBeforeUnloadConfirmPanel(const String& message, Frame* frame);
128
129        void closeWindowSoon();
130
131        void runJavaScriptAlert(Frame*, const String&);
132        bool runJavaScriptConfirm(Frame*, const String&);
133        bool runJavaScriptPrompt(Frame*, const String& message, const String& defaultValue, String& result);
134        void setStatusbarText(Frame*, const String&);
135        bool shouldInterruptJavaScript();
136
137#if ENABLE(REGISTER_PROTOCOL_HANDLER)
138        void registerProtocolHandler(const String& scheme, const String& baseURL, const String& url, const String& title);
139#endif
140
141        IntRect windowResizerRect() const;
142
143        void mouseDidMoveOverElement(const HitTestResult&, unsigned modifierFlags);
144
145        void setToolTip(const HitTestResult&);
146
147        void print(Frame*);
148
149        // FIXME: Remove once all ports are using client-based geolocation. https://bugs.webkit.org/show_bug.cgi?id=40373
150        // For client-based geolocation, these two methods have moved to GeolocationClient. https://bugs.webkit.org/show_bug.cgi?id=50061
151        void requestGeolocationPermissionForFrame(Frame*, Geolocation*);
152        void cancelGeolocationPermissionRequestForFrame(Frame*, Geolocation*);
153
154        void runOpenPanel(Frame*, PassRefPtr<FileChooser>);
155        void chooseIconForFiles(const Vector<String>&, FileChooser*);
156#if ENABLE(DIRECTORY_UPLOAD)
157        void enumerateChosenDirectory(const String&, FileChooser*);
158#endif
159
160        void dispatchViewportDataDidChange(const ViewportArguments&) const;
161
162        bool requiresFullscreenForVideoPlayback();
163
164#if PLATFORM(MAC)
165        void focusNSView(NSView*);
166#endif
167
168#if ENABLE(NOTIFICATIONS)
169        NotificationPresenter* notificationPresenter() const;
170#endif
171
172        bool selectItemWritingDirectionIsNatural();
173        bool selectItemAlignmentFollowsMenuWritingDirection();
174        PassRefPtr<PopupMenu> createPopupMenu(PopupMenuClient*) const;
175        PassRefPtr<SearchPopupMenu> createSearchPopupMenu(PopupMenuClient*) const;
176
177#if ENABLE(CONTEXT_MENUS)
178        void showContextMenu();
179#endif
180
181        void willRunModalHTMLDialog(const Frame*) const;
182
183    private:
184        Page* m_page;
185        ChromeClient* m_client;
186    };
187}
188
189#endif // Chrome_h
190