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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 "ui/events/event_handler.h"
#include "ui/events/event.h"
#include "ui/events/event_dispatcher.h"
namespace ui {
EventHandler::EventHandler() {
}
EventHandler::~EventHandler() {
while (!dispatchers_.empty()) {
EventDispatcher* dispatcher = dispatchers_.top();
dispatchers_.pop();
dispatcher->OnHandlerDestroyed(this);
}
}
void EventHandler::OnEvent(Event* event) {
// TODO(tdanderson): Encapsulate static_casts in ui::Event for all
// event types.
if (event->IsKeyEvent())
OnKeyEvent(static_cast<KeyEvent*>(event));
else if (event->IsMouseEvent())
OnMouseEvent(static_cast<MouseEvent*>(event));
else if (event->IsScrollEvent())
OnScrollEvent(static_cast<ScrollEvent*>(event));
else if (event->IsTouchEvent())
OnTouchEvent(static_cast<TouchEvent*>(event));
else if (event->IsGestureEvent())
OnGestureEvent(event->AsGestureEvent());
else if (event->type() == ET_CANCEL_MODE)
OnCancelMode(static_cast<CancelModeEvent*>(event));
}
void EventHandler::OnKeyEvent(KeyEvent* event) {
}
void EventHandler::OnMouseEvent(MouseEvent* event) {
}
void EventHandler::OnScrollEvent(ScrollEvent* event) {
}
void EventHandler::OnTouchEvent(TouchEvent* event) {
}
void EventHandler::OnGestureEvent(GestureEvent* event) {
}
void EventHandler::OnCancelMode(CancelModeEvent* event) {
}
} // namespace ui
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