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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/gfx/geometry/vector2d.h"
#include "ui/wm/public/wm_public_export.h"
namespace aura {
class Window;
namespace wm {
enum WindowMoveResult {
MOVE_SUCCESSFUL, // Moving window was successful.
MOVE_CANCELED // Moving window was canceled.
enum WindowMoveSource {
// An interface implemented by an object that manages programatically keyed
// window moving.
class WM_PUBLIC_EXPORT WindowMoveClient {
// Starts a nested run loop for moving the window. |drag_offset| is the
// offset from the window origin to the cursor when the drag was started.
// Returns MOVE_SUCCESSFUL if the move has completed successfully, or
// MOVE_CANCELED otherwise.
virtual WindowMoveResult RunMoveLoop(aura::Window* window,
const gfx::Vector2d& drag_offset,
WindowMoveSource source) = 0;
// Ends a previously started move loop.
virtual void EndMoveLoop() = 0;
virtual ~WindowMoveClient() {}
// Sets/Gets the activation client for the specified window.
WM_PUBLIC_EXPORT void SetWindowMoveClient(aura::Window* window,
WindowMoveClient* client);
WM_PUBLIC_EXPORT WindowMoveClient* GetWindowMoveClient(aura::Window* window);
} // namespace wm