blob: f88bf67a01f8b776c525a4a7e6c3e67268af6107 [file] [log] [blame]
// Copyright 2019 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 "services/ws/public/mojom/window_tree_constants.mojom.h"
#include "ui/aura/window_tracker.h"
#include "ui/base/hit_test.h"
#include "ui/events/event_handler.h"
namespace ui {
class LocatedEvent;
namespace aura {
class Env;
class Window;
class WindowTreeClient;
// ClientSideWindowMoveHandler handles mouse/gesture events and performs the
// window move session when the event is located on draggable area.
class ClientSideWindowMoveHandler : public ui::EventHandler {
ClientSideWindowMoveHandler(Env* env, WindowTreeClient* client);
~ClientSideWindowMoveHandler() override;
// Setup |last_target_| and |last_location_| for |event|, or clear them when
// the event will not involve window move.
void MaybeSetupLastTarget(ui::LocatedEvent* event);
// Updates the resize shadow for |window| to |component| in the window server.
void UpdateWindowResizeShadow(Window* window, int component);
// Conduct the window move.
void MaybePerformWindowMove(ui::LocatedEvent* event,
ws::mojom::MoveLoopSource source);
// ui::EventHandler:
void OnMouseEvent(ui::MouseEvent* event) override;
void OnGestureEvent(ui::GestureEvent* event) override;
void OnWindowMoveDone(bool success);
Env* env_;
WindowTreeClient* client_;
WindowTracker last_shadow_target_;
// |last_target_| tracks the toplevel Window that will be the subject of a
// potential window move.
WindowTracker last_target_;
// |dragging_window_| is the window that's currently being moved, if any.
Window* dragging_window_ = nullptr;
gfx::Point last_location_;
int last_component_ = HTNOWHERE;
} // namespace aura