62 lines
2.5 KiB
C++
62 lines
2.5 KiB
C++
/*
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* Copyright (C) 2011 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "HTMLSelectElement.h"
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#if OS(WINDOWS)
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#include "Element.h"
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#include "KeyboardEvent.h"
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#include "RenderMenuList.h"
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namespace WebCore {
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bool HTMLSelectElement::platformHandleKeydownEvent(KeyboardEvent* event)
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{
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// Allow (Shift) F4 and (Ctrl/Shift) Alt/AltGr + Up/Down arrow to pop the menu, matching Firefox.
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bool eventShowsMenu = (!event->altKey() && !event->ctrlKey() && event->keyIdentifier() == "F4")
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|| ((event->altGraphKey() || event->altKey()) && (event->keyIdentifier() == "Down" || event->keyIdentifier() == "Up"));
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if (!eventShowsMenu)
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return false;
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// Save the selection so it can be compared to the new selection when dispatching change events during setSelectedIndex,
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// which gets called from RenderMenuList::valueChanged, which gets called after the user makes a selection from the menu.
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saveLastSelection();
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if (auto* menuList = downcast<RenderMenuList>(renderer()))
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menuList->showPopup();
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int index = selectedIndex();
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ASSERT(index >= 0);
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ASSERT_WITH_SECURITY_IMPLICATION(index < static_cast<int>(listItems().size()));
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setSelectedIndex(index);
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event->setDefaultHandled();
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return true;
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}
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}
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#endif
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