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      1 /*
      2  * Copyright (C) 2012 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef WebPagePopupImpl_h
     32 #define WebPagePopupImpl_h
     33 
     34 #include "core/page/PagePopup.h"
     35 #include "public/web/WebPagePopup.h"
     36 #include "web/PageWidgetDelegate.h"
     37 #include "wtf/OwnPtr.h"
     38 #include "wtf/RefCounted.h"
     39 
     40 namespace WebCore {
     41 class GraphicsLayer;
     42 class Page;
     43 class PagePopupClient;
     44 class PlatformKeyboardEvent;
     45 }
     46 
     47 namespace blink {
     48 
     49 class PagePopupChromeClient;
     50 class WebLayerTreeView;
     51 class WebLayer;
     52 class WebViewImpl;
     53 
     54 class WebPagePopupImpl FINAL :
     55     public WebPagePopup,
     56     public PageWidgetEventHandler,
     57     public WebCore::PagePopup,
     58     public RefCounted<WebPagePopupImpl> {
     59     WTF_MAKE_NONCOPYABLE(WebPagePopupImpl);
     60     WTF_MAKE_FAST_ALLOCATED;
     61 
     62 public:
     63     virtual ~WebPagePopupImpl();
     64     bool initialize(WebViewImpl*, WebCore::PagePopupClient*, const WebCore::IntRect& originBoundsInRootView);
     65     bool handleKeyEvent(const WebCore::PlatformKeyboardEvent&);
     66     void closePopup();
     67     WebWidgetClient* widgetClient() const { return m_widgetClient; }
     68     bool hasSamePopupClient(WebPagePopupImpl* other) { return other && m_popupClient == other->m_popupClient; }
     69 
     70 private:
     71     // WebWidget functions
     72     virtual WebSize size() OVERRIDE;
     73     virtual void animate(double) OVERRIDE;
     74     virtual void layout() OVERRIDE;
     75     virtual void willCloseLayerTreeView() OVERRIDE;
     76     virtual void paint(WebCanvas*, const WebRect&) OVERRIDE;
     77     virtual void resize(const WebSize&) OVERRIDE;
     78     virtual void close() OVERRIDE;
     79     virtual bool handleInputEvent(const WebInputEvent&) OVERRIDE;
     80     virtual void setFocus(bool) OVERRIDE;
     81     virtual bool isPagePopup() const OVERRIDE { return true; }
     82     virtual bool isAcceleratedCompositingActive() const OVERRIDE { return m_isAcceleratedCompositingActive; }
     83 
     84     // PageWidgetEventHandler functions
     85     virtual bool handleKeyEvent(const WebKeyboardEvent&) OVERRIDE;
     86     virtual bool handleCharEvent(const WebKeyboardEvent&) OVERRIDE;
     87     virtual bool handleGestureEvent(const WebGestureEvent&) OVERRIDE;
     88 
     89     explicit WebPagePopupImpl(WebWidgetClient*);
     90     bool initializePage();
     91     void destroyPage();
     92     void setRootGraphicsLayer(WebCore::GraphicsLayer*);
     93     void setIsAcceleratedCompositingActive(bool enter);
     94 
     95     WebWidgetClient* m_widgetClient;
     96     WebRect m_windowRectInScreen;
     97     WebViewImpl* m_webView;
     98     OwnPtrWillBePersistent<WebCore::Page> m_page;
     99     OwnPtr<PagePopupChromeClient> m_chromeClient;
    100     WebCore::PagePopupClient* m_popupClient;
    101     bool m_closing;
    102 
    103     WebLayerTreeView* m_layerTreeView;
    104     WebLayer* m_rootLayer;
    105     WebCore::GraphicsLayer* m_rootGraphicsLayer;
    106     bool m_isAcceleratedCompositingActive;
    107 
    108     friend class WebPagePopup;
    109     friend class PagePopupChromeClient;
    110 };
    111 
    112 DEFINE_TYPE_CASTS(WebPagePopupImpl, WebWidget, widget, widget->isPagePopup(), widget.isPagePopup());
    113 // WebPagePopupImpl is the only implementation of WebCore::PagePopup, so no
    114 // further checking required.
    115 DEFINE_TYPE_CASTS(WebPagePopupImpl, WebCore::PagePopup, popup, true, true);
    116 
    117 } // namespace blink
    118 #endif // WebPagePopupImpl_h
    119