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
40namespace blink {
41
42class GraphicsLayer;
43class Page;
44class PagePopupChromeClient;
45class PagePopupClient;
46class PlatformKeyboardEvent;
47class WebLayerTreeView;
48class WebLayer;
49class WebViewImpl;
50
51class WebPagePopupImpl FINAL
52    : public WebPagePopup
53    , public PageWidgetEventHandler
54    , public PagePopup
55    , public RefCounted<WebPagePopupImpl> {
56    WTF_MAKE_NONCOPYABLE(WebPagePopupImpl);
57    WTF_MAKE_FAST_ALLOCATED;
58
59public:
60    virtual ~WebPagePopupImpl();
61    bool initialize(WebViewImpl*, PagePopupClient*, const IntRect& originBoundsInRootView);
62    bool handleKeyEvent(const PlatformKeyboardEvent&);
63    void closePopup();
64    WebWidgetClient* widgetClient() const { return m_widgetClient; }
65    bool hasSamePopupClient(WebPagePopupImpl* other) { return other && m_popupClient == other->m_popupClient; }
66    virtual void compositeAndReadbackAsync(WebCompositeAndReadbackAsyncCallback*) OVERRIDE;
67    virtual WebPoint positionRelativeToOwner() OVERRIDE;
68
69private:
70    // WebWidget functions
71    virtual WebSize size() OVERRIDE;
72    virtual void beginFrame(const WebBeginFrameArgs&) OVERRIDE;
73    virtual void layout() OVERRIDE;
74    virtual void willCloseLayerTreeView() OVERRIDE;
75    virtual void paint(WebCanvas*, const WebRect&) OVERRIDE;
76    virtual void resize(const WebSize&) OVERRIDE;
77    virtual void close() OVERRIDE;
78    virtual bool handleInputEvent(const WebInputEvent&) OVERRIDE;
79    virtual void setFocus(bool) OVERRIDE;
80    virtual bool isPagePopup() const OVERRIDE { return true; }
81    virtual bool isAcceleratedCompositingActive() const OVERRIDE { return m_isAcceleratedCompositingActive; }
82
83    // PageWidgetEventHandler functions
84    virtual bool handleKeyEvent(const WebKeyboardEvent&) OVERRIDE;
85    virtual bool handleCharEvent(const WebKeyboardEvent&) OVERRIDE;
86    virtual bool handleGestureEvent(const WebGestureEvent&) OVERRIDE;
87
88    // PagePopup function
89    virtual AXObject* rootAXObject() OVERRIDE;
90
91    explicit WebPagePopupImpl(WebWidgetClient*);
92    bool initializePage();
93    void destroyPage();
94    void setRootGraphicsLayer(GraphicsLayer*);
95    void setIsAcceleratedCompositingActive(bool enter);
96
97    WebWidgetClient* m_widgetClient;
98    WebRect m_windowRectInScreen;
99    WebViewImpl* m_webView;
100    OwnPtrWillBePersistent<Page> m_page;
101    OwnPtr<PagePopupChromeClient> m_chromeClient;
102    PagePopupClient* m_popupClient;
103    bool m_closing;
104
105    WebLayerTreeView* m_layerTreeView;
106    WebLayer* m_rootLayer;
107    GraphicsLayer* m_rootGraphicsLayer;
108    bool m_isAcceleratedCompositingActive;
109
110    friend class WebPagePopup;
111    friend class PagePopupChromeClient;
112};
113
114DEFINE_TYPE_CASTS(WebPagePopupImpl, WebWidget, widget, widget->isPagePopup(), widget.isPagePopup());
115// WebPagePopupImpl is the only implementation of PagePopup, so no
116// further checking required.
117DEFINE_TYPE_CASTS(WebPagePopupImpl, PagePopup, popup, true, true);
118
119} // namespace blink
120#endif // WebPagePopupImpl_h
121