third_party/WebKit/Source/core/html/forms/KeyboardClickableInputTypeView.cpp

/*
 * Copyright (C) 2010, 2012 Google Inc. All rights reserved.
 * Copyright (C) 2011 Apple Inc. All rights reserved.
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#include "core/html/forms/KeyboardClickableInputTypeView.h"

#include "core/events/KeyboardEvent.h"
#include "core/html/forms/HTMLInputElement.h"

namespace blink {

using namespace HTMLNames;

void KeyboardClickableInputTypeView::HandleKeydownEvent(KeyboardEvent* event) {
  const String& key = event->key();
  if (key == " ") {
    GetElement().SetActive(true);
    // No setDefaultHandled(), because IE dispatches a keypress in this case
    // and the caller will only dispatch a keypress if we don't call
    // setDefaultHandled().
  }
}

void KeyboardClickableInputTypeView::HandleKeypressEvent(KeyboardEvent* event) {
  const String& key = event->key();
  if (key == "Enter") {
    GetElement().DispatchSimulatedClick(event);
    event->SetDefaultHandled();
    return;
  }
  if (key == " ") {
    // Prevent scrolling down the page.
    event->SetDefaultHandled();
  }
}

void KeyboardClickableInputTypeView::HandleKeyupEvent(KeyboardEvent* event) {
  const String& key = event->key();
  if (key != " ")
    return;
  // Simulate mouse click for spacebar for button types.
  DispatchSimulatedClickIfActive(event);
}

// FIXME: Could share this with BaseCheckableInputType and RangeInputType if we
// had a common base class.
void KeyboardClickableInputTypeView::AccessKeyAction(bool send_mouse_events) {
  InputTypeView::AccessKeyAction(send_mouse_events);
  GetElement().DispatchSimulatedClick(
      nullptr, send_mouse_events ? kSendMouseUpDownEvents : kSendNoEvents);
}

}  // namespace blink