107 lines
3.5 KiB
C++
107 lines
3.5 KiB
C++
/*
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* Copyright (C) 2010 Google Inc. All rights reserved.
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* Copyright (C) 2011-2018 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 are
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* met:
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*
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* * 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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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY 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 "CheckboxInputType.h"
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#include "HTMLInputElement.h"
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#include "InputTypeNames.h"
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#include "KeyboardEvent.h"
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#include "LocalizedStrings.h"
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namespace WebCore {
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const AtomString& CheckboxInputType::formControlType() const
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{
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return InputTypeNames::checkbox();
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}
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bool CheckboxInputType::valueMissing(const String&) const
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{
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ASSERT(element());
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return element()->isRequired() && !element()->checked();
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}
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String CheckboxInputType::valueMissingText() const
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{
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return validationMessageValueMissingForCheckboxText();
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}
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void CheckboxInputType::handleKeyupEvent(KeyboardEvent& event)
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{
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const String& key = event.keyIdentifier();
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if (key != "U+0020")
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return;
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dispatchSimulatedClickIfActive(event);
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}
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void CheckboxInputType::willDispatchClick(InputElementClickState& state)
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{
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ASSERT(element());
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// An event handler can use preventDefault or "return false" to reverse the checking we do here.
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// The InputElementClickState object contains what we need to undo what we did here in didDispatchClick.
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state.checked = element()->checked();
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state.indeterminate = element()->indeterminate();
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if (state.indeterminate)
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element()->setIndeterminate(false);
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element()->setChecked(!state.checked);
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}
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void CheckboxInputType::didDispatchClick(Event& event, const InputElementClickState& state)
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{
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if (event.defaultPrevented() || event.defaultHandled()) {
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ASSERT(element());
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element()->setIndeterminate(state.indeterminate);
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element()->setChecked(state.checked);
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} else
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fireInputAndChangeEvents();
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// The work we did in willDispatchClick was default handling.
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event.setDefaultHandled();
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}
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bool CheckboxInputType::matchesIndeterminatePseudoClass() const
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{
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return shouldAppearIndeterminate();
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}
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bool CheckboxInputType::shouldAppearIndeterminate() const
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{
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ASSERT(element());
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return element()->indeterminate();
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}
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} // namespace WebCore
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