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      1 /*
      2  * Copyright (c) 2008, 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 #include "config.h"
     33 #include "web/PopupMenuChromium.h"
     34 
     35 #include "core/frame/FrameView.h"
     36 #include "core/frame/LocalFrame.h"
     37 #include "core/frame/Settings.h"
     38 #include "web/PopupContainer.h"
     39 
     40 namespace blink {
     41 
     42 using namespace WebCore;
     43 
     44 PopupMenuChromium::PopupMenuChromium(LocalFrame& frame, PopupMenuClient* client)
     45     : m_popupClient(client)
     46     , m_frameView(frame.view())
     47 {
     48 }
     49 
     50 PopupMenuChromium::~PopupMenuChromium()
     51 {
     52     // When the PopupMenuChromium is destroyed, the client could already have been deleted.
     53     if (m_popup)
     54         m_popup->listBox()->disconnectClient();
     55     hide();
     56 }
     57 
     58 void PopupMenuChromium::show(const FloatQuad& controlPosition, const IntSize& controlSize, int index)
     59 {
     60     if (!m_popup) {
     61         bool deviceSupportsTouch = m_frameView->frame().settings()->deviceSupportsTouch();
     62         m_popup = PopupContainer::create(m_popupClient, deviceSupportsTouch);
     63     }
     64     m_popup->showInRect(controlPosition, controlSize, m_frameView.get(), index);
     65 }
     66 
     67 void PopupMenuChromium::hide()
     68 {
     69     if (m_popup)
     70         m_popup->hide();
     71 }
     72 
     73 void PopupMenuChromium::updateFromElement()
     74 {
     75     m_popup->listBox()->updateFromElement();
     76 }
     77 
     78 
     79 void PopupMenuChromium::disconnectClient()
     80 {
     81     m_popupClient = 0;
     82 }
     83 
     84 } // namespace blink
     85