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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/wm/event_rewriter_event_filter.h"
#include "ash/event_rewriter_delegate.h"
#include "base/logging.h"
#include "ui/events/event.h"
namespace ash {
namespace internal {
EventRewriterEventFilter::EventRewriterEventFilter() {}
EventRewriterEventFilter::~EventRewriterEventFilter() {}
void EventRewriterEventFilter::SetEventRewriterDelegate(
scoped_ptr<EventRewriterDelegate> delegate) {
delegate_ = delegate.Pass();
}
void EventRewriterEventFilter::OnKeyEvent(ui::KeyEvent* event) {
if (!delegate_)
return;
// Do not consume a translated key event which is generated by an IME.
if (event->type() == ui::ET_TRANSLATED_KEY_PRESS ||
event->type() == ui::ET_TRANSLATED_KEY_RELEASE) {
return;
}
switch (delegate_->RewriteOrFilterKeyEvent(event)) {
case EventRewriterDelegate::ACTION_REWRITE_EVENT:
break;
case EventRewriterDelegate::ACTION_DROP_EVENT:
event->StopPropagation();
break;
}
}
void EventRewriterEventFilter::OnMouseEvent(ui::MouseEvent* event) {
if (!delegate_)
return;
switch (delegate_->RewriteOrFilterLocatedEvent(event)) {
case EventRewriterDelegate::ACTION_REWRITE_EVENT:
break;
case EventRewriterDelegate::ACTION_DROP_EVENT:
event->StopPropagation();
break;
}
}
} // namespace internal
} // namespace ash
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