Implement <select> Popup Menu using PagePopup

Source/web/WebPopupMenuImpl.h

Index: Source/web/WebPopupMenuImpl.h
diff --git a/Source/web/WebPopupMenuImpl.h b/Source/web/WebPopupMenuImpl.h
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--- a/Source/web/WebPopupMenuImpl.h
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-/*
- * Copyright (C) 2009 Google Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- *     * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- *     * Neither the name of Google Inc. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef WebPopupMenuImpl_h
-#define WebPopupMenuImpl_h
-
-#include "public/platform/WebContentLayerClient.h"
-#include "public/platform/WebPoint.h"
-#include "public/platform/WebSize.h"
-#include "public/web/WebPopupMenu.h"
-#include "web/PopupContainerClient.h"
-#include "wtf/OwnPtr.h"
-#include "wtf/RefCounted.h"
-
-namespace blink {
-class WebContentLayer;
-class WebGestureEvent;
-class WebKeyboardEvent;
-class WebLayerTreeView;
-class WebMouseEvent;
-class WebMouseWheelEvent;
-class WebTouchEvent;
-struct WebRect;
-
-class WebPopupMenuImpl : public WebPopupMenu, public PopupContainerClient, public WebContentLayerClient, public RefCounted<WebPopupMenuImpl> {
-    WTF_MAKE_FAST_ALLOCATED;
-public:
-    // WebWidget functions:
-    virtual void close() override final;
-    virtual WebSize size() override final { return m_size; }
-    virtual void willStartLiveResize() override final;
-    virtual void resize(const WebSize&) override final;
-    virtual void willEndLiveResize() override final;
-    virtual void beginFrame(const WebBeginFrameArgs&) override final;
-    virtual void layout() override final;
-    virtual void paint(WebCanvas*, const WebRect&) override final;
-    virtual void themeChanged() override final;
-    virtual bool handleInputEvent(const WebInputEvent&) override final;
-    virtual void mouseCaptureLost() override final;
-    virtual void setFocus(bool enable) override final;
-    virtual bool setComposition(
-        const WebString& text,
-        const WebVector<WebCompositionUnderline>& underlines,
-        int selectionStart, int selectionEnd) override final;
-    virtual bool confirmComposition() override final;
-    virtual bool confirmComposition(ConfirmCompositionBehavior selectionBehavior) override final;
-    virtual bool confirmComposition(const WebString& text) override final;
-    virtual bool compositionRange(size_t* location, size_t* length) override final;
-    virtual bool caretOrSelectionRange(size_t* location, size_t* length) override final;
-    virtual void setTextDirection(WebTextDirection) override final;
-    virtual bool isAcceleratedCompositingActive() const override final { return false; }
-    virtual bool isPopupMenu() const override final { return true; }
-    virtual void willCloseLayerTreeView() override final;
-
-    // WebContentLayerClient
-    virtual void paintContents(WebCanvas*, const WebRect& clip, bool canPaintLCDTest, WebContentLayerClient::GraphicsContextStatus = GraphicsContextEnabled) override final;
-    virtual void paintContents(WebDisplayItemList*, const WebRect& clip, bool canPaintLCDTest, WebContentLayerClient::GraphicsContextStatus = GraphicsContextEnabled) override final { }
-
-    // WebPopupMenuImpl
-    void initialize(PopupContainer* widget, const WebRect& bounds);
-
-    WebWidgetClient* client() { return m_client; }
-
-    void handleMouseMove(const WebMouseEvent&);
-    void handleMouseLeave(const WebMouseEvent&);
-    void handleMouseDown(const WebMouseEvent&);
-    void handleMouseUp(const WebMouseEvent&);
-    void handleMouseDoubleClick(const WebMouseEvent&);
-    void handleMouseWheel(const WebMouseWheelEvent&);
-    bool handleGestureEvent(const WebGestureEvent&);
-    bool handleTouchEvent(const WebTouchEvent&);
-    bool handleKeyEvent(const WebKeyboardEvent&);
-
-   protected:
-    friend class WebPopupMenu; // For WebPopupMenu::create.
-    friend class WTF::RefCounted<WebPopupMenuImpl>;
-
-    explicit WebPopupMenuImpl(WebWidgetClient*);
-    ~WebPopupMenuImpl();
-
-    // HostWindow methods:
-    virtual void invalidateContentsAndRootView(const IntRect&) override final;
-    virtual void invalidateContentsForSlowScroll(const IntRect&) override final;
-    virtual void scheduleAnimation() override final;
-    virtual IntRect rootViewToScreen(const IntRect&) const override final;
-    virtual WebScreenInfo screenInfo() const override final;
-
-    // PopupContainerClient methods:
-    virtual void popupClosed(PopupContainer*) override final;
-
-    WebWidgetClient* m_client;
-    WebSize m_size;
-
-    WebLayerTreeView* m_layerTreeView;
-    OwnPtr<WebContentLayer> m_rootLayer;
-
-    WebPoint m_lastMousePosition;
-
-    // This is a non-owning ref. The popup will notify us via popupClosed()
-    // before it is destroyed.
-    PopupContainer* m_widget;
-};
-
-DEFINE_TYPE_CASTS(WebPopupMenuImpl, WebWidget, widget, widget->isPopupMenu(), widget.isPopupMenu());
-// WebPopupMenuImpl is the only implementation of PopupContainerClient, so
-// no need for further checking.
-DEFINE_TYPE_CASTS(WebPopupMenuImpl, PopupContainerClient, client, true, true);
-
-} // namespace blink
-
-#endif