1/*
2 * Copyright (C) 2009 Google Inc. All rights reserved.
3 * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *
9 *     * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *     * Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following disclaimer
13 * in the documentation and/or other materials provided with the
14 * distribution.
15 *     * Neither the name of Google Inc. nor the names of its
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#ifndef ChromeClientImpl_h
33#define ChromeClientImpl_h
34
35#include "WebNavigationPolicy.h"
36#include "core/page/ChromeClient.h"
37#include "core/platform/PopupMenu.h"
38#include "modules/navigatorcontentutils/NavigatorContentUtilsClient.h"
39#include "public/platform/WebColor.h"
40#include "wtf/PassOwnPtr.h"
41
42namespace WebCore {
43class AccessibilityObject;
44class ColorChooser;
45class ColorChooserClient;
46class Element;
47class FileChooser;
48class GraphicsLayerFactory;
49class PopupContainer;
50class PopupMenuClient;
51class RenderBox;
52class SecurityOrigin;
53class DateTimeChooser;
54class DateTimeChooserClient;
55struct WindowFeatures;
56}
57
58namespace WebKit {
59class WebColorChooser;
60class WebColorChooserClient;
61class WebViewImpl;
62struct WebCursorInfo;
63struct WebPopupMenuInfo;
64
65// Handles window-level notifications from WebCore on behalf of a WebView.
66class ChromeClientImpl : public WebCore::ChromeClient {
67public:
68    explicit ChromeClientImpl(WebViewImpl* webView);
69    virtual ~ChromeClientImpl();
70
71    virtual void* webView() const;
72
73    // ChromeClient methods:
74    virtual void chromeDestroyed();
75    virtual void setWindowRect(const WebCore::FloatRect&);
76    virtual WebCore::FloatRect windowRect();
77    virtual WebCore::FloatRect pageRect();
78    virtual void focus();
79    virtual void unfocus();
80    virtual bool canTakeFocus(WebCore::FocusDirection);
81    virtual void takeFocus(WebCore::FocusDirection);
82    virtual void focusedNodeChanged(WebCore::Node*);
83    virtual WebCore::Page* createWindow(
84        WebCore::Frame*, const WebCore::FrameLoadRequest&, const WebCore::WindowFeatures&, const WebCore::NavigationAction&, WebCore::NavigationPolicy);
85    virtual void show(WebCore::NavigationPolicy);
86    virtual bool canRunModal();
87    virtual void runModal();
88    virtual void setToolbarsVisible(bool);
89    virtual bool toolbarsVisible();
90    virtual void setStatusbarVisible(bool);
91    virtual bool statusbarVisible();
92    virtual void setScrollbarsVisible(bool);
93    virtual bool scrollbarsVisible();
94    virtual void setMenubarVisible(bool);
95    virtual bool menubarVisible();
96    virtual void setResizable(bool);
97    virtual void addMessageToConsole(
98        WebCore::MessageSource, WebCore::MessageLevel,
99        const WTF::String& message, unsigned lineNumber,
100        const WTF::String& sourceID);
101    virtual bool canRunBeforeUnloadConfirmPanel();
102    virtual bool runBeforeUnloadConfirmPanel(
103        const WTF::String& message, WebCore::Frame*);
104    virtual void closeWindowSoon();
105    virtual void runJavaScriptAlert(WebCore::Frame*, const WTF::String&);
106    virtual bool runJavaScriptConfirm(WebCore::Frame*, const WTF::String&);
107    virtual bool runJavaScriptPrompt(
108        WebCore::Frame*, const WTF::String& message,
109        const WTF::String& defaultValue, WTF::String& result);
110    virtual void setStatusbarText(const WTF::String& message);
111    virtual bool tabsToLinks();
112    virtual WebCore::IntRect windowResizerRect() const;
113    virtual void invalidateContentsAndRootView(const WebCore::IntRect&);
114    virtual void invalidateContentsForSlowScroll(const WebCore::IntRect&);
115    virtual void scheduleAnimation();
116    virtual void scroll(
117        const WebCore::IntSize& scrollDelta, const WebCore::IntRect& rectToScroll,
118        const WebCore::IntRect& clipRect);
119    virtual WebCore::IntPoint screenToRootView(const WebCore::IntPoint&) const;
120    virtual WebCore::IntRect rootViewToScreen(const WebCore::IntRect&) const;
121    virtual WebScreenInfo screenInfo() const;
122    virtual void contentsSizeChanged(WebCore::Frame*, const WebCore::IntSize&) const;
123    virtual void deviceOrPageScaleFactorChanged() const;
124    virtual void didProgrammaticallyScroll(WebCore::Frame*, const WebCore::IntPoint&) const;
125    virtual void layoutUpdated(WebCore::Frame*) const;
126    virtual void mouseDidMoveOverElement(
127        const WebCore::HitTestResult& result, unsigned modifierFlags);
128    virtual void setToolTip(const WTF::String& tooltipText, WebCore::TextDirection);
129    virtual void dispatchViewportPropertiesDidChange(const WebCore::ViewportArguments&) const;
130    virtual void print(WebCore::Frame*);
131    virtual void annotatedRegionsChanged();
132    virtual bool paintCustomOverhangArea(WebCore::GraphicsContext*, const WebCore::IntRect&, const WebCore::IntRect&, const WebCore::IntRect&);
133    virtual PassOwnPtr<WebCore::ColorChooser> createColorChooser(WebCore::ColorChooserClient*, const WebCore::Color&) OVERRIDE;
134    PassOwnPtr<WebColorChooser> createWebColorChooser(WebColorChooserClient*, const WebColor&);
135    virtual PassRefPtr<WebCore::DateTimeChooser> openDateTimeChooser(WebCore::DateTimeChooserClient*, const WebCore::DateTimeChooserParameters&) OVERRIDE;
136    virtual void runOpenPanel(WebCore::Frame*, PassRefPtr<WebCore::FileChooser>);
137    virtual void enumerateChosenDirectory(WebCore::FileChooser*);
138    virtual void setCursor(const WebCore::Cursor&);
139    virtual void formStateDidChange(const WebCore::Node*);
140    virtual void needTouchEvents(bool needTouchEvents) OVERRIDE;
141
142    virtual WebCore::GraphicsLayerFactory* graphicsLayerFactory() const OVERRIDE;
143
144    // Pass 0 as the GraphicsLayer to detatch the root layer.
145    virtual void attachRootGraphicsLayer(WebCore::Frame*, WebCore::GraphicsLayer*);
146
147    // Sets a flag to specify that the view needs to be updated, so we need
148    // to do an eager layout before the drawing.
149    virtual void scheduleCompositingLayerFlush();
150
151    virtual CompositingTriggerFlags allowedCompositingTriggers() const;
152
153    virtual void enterFullScreenForElement(WebCore::Element*);
154    virtual void exitFullScreenForElement(WebCore::Element*);
155
156    // ChromeClient methods:
157    virtual void popupOpened(WebCore::PopupContainer* popupContainer,
158                             const WebCore::IntRect& bounds,
159                             bool handleExternally);
160    virtual void popupClosed(WebCore::PopupContainer* popupContainer);
161    virtual void postAccessibilityNotification(WebCore::AccessibilityObject*, WebCore::AXObjectCache::AXNotification);
162    virtual String acceptLanguages() OVERRIDE;
163
164    // ChromeClientImpl:
165    void setCursorForPlugin(const WebCursorInfo&);
166    void setNewWindowNavigationPolicy(WebNavigationPolicy);
167
168    virtual bool hasOpenedPopup() const OVERRIDE;
169    virtual PassRefPtr<WebCore::PopupMenu> createPopupMenu(WebCore::Frame&, WebCore::PopupMenuClient*) const;
170    virtual WebCore::PagePopup* openPagePopup(WebCore::PagePopupClient*, const WebCore::IntRect&) OVERRIDE;
171    virtual void closePagePopup(WebCore::PagePopup*) OVERRIDE;
172    virtual void setPagePopupDriver(WebCore::PagePopupDriver*) OVERRIDE;
173    virtual void resetPagePopupDriver() OVERRIDE;
174
175    virtual bool isPasswordGenerationEnabled() const OVERRIDE;
176    virtual void openPasswordGenerator(WebCore::HTMLInputElement*) OVERRIDE;
177
178    virtual bool shouldRunModalDialogDuringPageDismissal(const DialogType&, const String& dialogMessage, WebCore::FrameLoader::PageDismissalType) const;
179
180    virtual bool shouldRubberBandInDirection(WebCore::ScrollDirection) const;
181    virtual void numWheelEventHandlersChanged(unsigned);
182
183    virtual bool requestPointerLock();
184    virtual void requestPointerUnlock();
185    virtual bool isPointerLocked();
186
187    virtual void didAssociateFormControls(const Vector<RefPtr<WebCore::Element> >&) OVERRIDE;
188
189private:
190    WebNavigationPolicy getNavigationPolicy();
191    void getPopupMenuInfo(WebCore::PopupContainer*, WebPopupMenuInfo*);
192    void setCursor(const WebCursorInfo&);
193
194    WebViewImpl* m_webView;  // weak pointer
195    bool m_toolbarsVisible;
196    bool m_statusbarVisible;
197    bool m_scrollbarsVisible;
198    bool m_menubarVisible;
199    bool m_resizable;
200
201    WebCore::PagePopupDriver* m_pagePopupDriver;
202};
203
204#if ENABLE(NAVIGATOR_CONTENT_UTILS)
205class NavigatorContentUtilsClientImpl : public WebCore::NavigatorContentUtilsClient {
206public:
207    static PassOwnPtr<NavigatorContentUtilsClientImpl> create(WebViewImpl*);
208    ~NavigatorContentUtilsClientImpl() { }
209
210    virtual void registerProtocolHandler(const String& scheme, const String& baseURL, const String& url, const String& title) OVERRIDE;
211
212private:
213    explicit NavigatorContentUtilsClientImpl(WebViewImpl*);
214
215    WebViewImpl* m_webView;
216};
217#endif
218
219} // namespace WebKit
220
221#endif
222