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75 lines
3.0 KiB
C++
75 lines
3.0 KiB
C++
/*
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* Copyright (C) 2006, 2007 Apple, Inc. All rights reserved.
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* Copyright (C) 2012 Google, 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 COMPUTER, INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "core/editing/Editor.h"
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#include "core/events/KeyboardEvent.h"
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#include "core/frame/LocalFrame.h"
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#include "core/page/EditorClient.h"
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#include "platform/PlatformKeyboardEvent.h"
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namespace blink {
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bool Editor::handleEditingKeyboardEvent(KeyboardEvent* evt)
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{
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const PlatformKeyboardEvent* keyEvent = evt->keyEvent();
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// do not treat this as text input if it's a system key event
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if (!keyEvent || keyEvent->isSystemKey())
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return false;
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String commandName = behavior().interpretKeyEvent(*evt);
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Command command = this->command(commandName);
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if (keyEvent->type() == PlatformEvent::RawKeyDown) {
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// WebKit doesn't have enough information about mode to decide how
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// commands that just insert text if executed via Editor should be treated,
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// so we leave it upon WebCore to either handle them immediately
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// (e.g. Tab that changes focus) or let a keypress event be generated
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// (e.g. Tab that inserts a Tab character, or Enter).
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if (command.isTextInsertion() || commandName.isEmpty())
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return false;
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return command.execute(evt);
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}
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if (command.execute(evt))
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return true;
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if (!behavior().shouldInsertCharacter(*evt) || !canEdit())
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return false;
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return insertText(evt->keyEvent()->text(), evt);
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}
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void Editor::handleKeyboardEvent(KeyboardEvent* evt)
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{
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// Give the embedder a chance to handle the keyboard event.
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if (client().handleKeyboardEvent() || handleEditingKeyboardEvent(evt))
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evt->setDefaultHandled();
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}
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} // namespace blink
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