1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "ui/views/widget/desktop_aura/x11_desktop_window_move_client.h"
6
7#include <X11/Xlib.h>
8
9#include "base/debug/stack_trace.h"
10#include "base/message_loop/message_loop.h"
11#include "base/run_loop.h"
12#include "ui/aura/env.h"
13#include "ui/aura/window.h"
14#include "ui/aura/window_tree_host.h"
15#include "ui/base/x/x11_util.h"
16#include "ui/events/event.h"
17#include "ui/gfx/screen.h"
18
19namespace views {
20
21X11DesktopWindowMoveClient::X11DesktopWindowMoveClient()
22    : move_loop_(this),
23      host_(NULL) {
24}
25
26X11DesktopWindowMoveClient::~X11DesktopWindowMoveClient() {}
27
28void X11DesktopWindowMoveClient::OnMouseMovement(XMotionEvent* event) {
29  gfx::Point cursor_point(event->x_root, event->y_root);
30  gfx::Point system_loc = cursor_point - window_offset_;
31  host_->SetBounds(gfx::Rect(system_loc, host_->GetBounds().size()));
32}
33
34void X11DesktopWindowMoveClient::OnMouseReleased() {
35  EndMoveLoop();
36}
37
38void X11DesktopWindowMoveClient::OnMoveLoopEnded() {
39  host_ = NULL;
40}
41
42////////////////////////////////////////////////////////////////////////////////
43// DesktopWindowTreeHostLinux, aura::client::WindowMoveClient implementation:
44
45aura::client::WindowMoveResult X11DesktopWindowMoveClient::RunMoveLoop(
46    aura::Window* source,
47    const gfx::Vector2d& drag_offset,
48    aura::client::WindowMoveSource move_source) {
49  window_offset_ = drag_offset;
50  host_ = source->GetHost();
51
52  source->SetCapture();
53  bool success = move_loop_.RunMoveLoop(source, host_->last_cursor());
54  return success ? aura::client::MOVE_SUCCESSFUL : aura::client::MOVE_CANCELED;
55}
56
57void X11DesktopWindowMoveClient::EndMoveLoop() {
58  move_loop_.EndMoveLoop();
59}
60
61}  // namespace views
62