mirror of
https://github.com/flutter/flutter.git
synced 2026-02-20 02:29:02 +08:00
59 lines
1.5 KiB
C++
59 lines
1.5 KiB
C++
// 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
|