aura: Add method to the RootWindow to warp the mouse pointer.

BUG=102563
TEST=manually


Review URL: http://codereview.chromium.org/9179013

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@117967 0039d316-1c4b-4281-b951-d872f2087c98

6 files changed, 25 insertions, 2 deletions

diff --git a/ui/aura/root_window.cc b/ui/aura/root_window.cc
index c714b9b..6ce24d4 100644
--- a/ui/aura/root_window.cc
+++ b/ui/aura/root_window.cc
@@ -115,6 +115,10 @@ void RootWindow::ShowCursor(bool show) {
   host_->ShowCursor(show);
 }
 
+void RootWindow::MoveCursorTo(const gfx::Point& location) {
+  host_->MoveCursorTo(location);
+}
+
 void RootWindow::Run() {
   ShowRootWindow();
   MessageLoopForUI::current()->Run();
diff --git a/ui/aura/root_window.h b/ui/aura/root_window.h
index 030774ec9..b4dbd2e 100644
--- a/ui/aura/root_window.h
+++ b/ui/aura/root_window.h
@@ -77,6 +77,9 @@ class AURA_EXPORT RootWindow : public ui::CompositorDelegate,
   // Sets current cursor visibility to |show|.
   void ShowCursor(bool show);
 
+  // Moves the cursor to the specified location relative to the root window.
+  void MoveCursorTo(const gfx::Point& location);
+
   // Shows the root window host and runs an event loop for it.
   void Run();
 
diff --git a/ui/aura/root_window_host.h b/ui/aura/root_window_host.h
index 1c77565..83edcbd 100644
--- a/ui/aura/root_window_host.h
+++ b/ui/aura/root_window_host.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -68,6 +68,9 @@ class RootWindowHost : public MessageLoop::Dispatcher {
   // method can be expensive.
   virtual gfx::Point QueryMouseLocation() = 0;
 
+  // Moves the cursor to the specified location relative to the root window.
+  virtual void MoveCursorTo(const gfx::Point& location) = 0;
+
   // Posts |native_event| to the platform's event queue.
   virtual void PostNativeEvent(const base::NativeEvent& native_event) = 0;
 };
diff --git a/ui/aura/root_window_host_linux.cc b/ui/aura/root_window_host_linux.cc
index 1556d90..8c3a7ec 100644
--- a/ui/aura/root_window_host_linux.cc
+++ b/ui/aura/root_window_host_linux.cc
@@ -296,6 +296,7 @@ class RootWindowHostLinux : public RootWindowHost,
   virtual void SetCursor(gfx::NativeCursor cursor_type) OVERRIDE;
   virtual void ShowCursor(bool show) OVERRIDE;
   virtual gfx::Point QueryMouseLocation() OVERRIDE;
+  virtual void MoveCursorTo(const gfx::Point& location) OVERRIDE;
   virtual void PostNativeEvent(const base::NativeEvent& event) OVERRIDE;
 
   // MessageLoop::DestructionObserver Overrides.
@@ -631,6 +632,11 @@ gfx::Point RootWindowHostLinux::QueryMouseLocation() {
                     max(0, min(bounds_.height(), win_y_return)));
 }
 
+void RootWindowHostLinux::MoveCursorTo(const gfx::Point& location) {
+  XWarpPointer(xdisplay_, None, xwindow_, 0, 0, 0, 0, location.x(),
+      location.y());
+}
+
 void RootWindowHostLinux::PostNativeEvent(
     const base::NativeEvent& native_event) {
   DCHECK(xwindow_);
diff --git a/ui/aura/root_window_host_win.cc b/ui/aura/root_window_host_win.cc
index 0b8d28c..5e45760 100644
--- a/ui/aura/root_window_host_win.cc
+++ b/ui/aura/root_window_host_win.cc
@@ -236,6 +236,12 @@ gfx::Point RootWindowHostWin::QueryMouseLocation() {
                     max(0, min(size.height(), static_cast<int>(pt.y))));
 }
 
+void RootWindowHostWin::MoveCursorTo(const gfx::Point& location) {
+  POINT pt;
+  ClientToScreen(hwnd(), &pt);
+  SetCursorPos(pt.x, pt.y);
+}
+
 void RootWindowHostWin::PostNativeEvent(const base::NativeEvent& native_event) {
   ::PostMessage(
       hwnd(), native_event.message, native_event.wParam, native_event.lParam);
diff --git a/ui/aura/root_window_host_win.h b/ui/aura/root_window_host_win.h
index ad9547f..239da9b 100644
--- a/ui/aura/root_window_host_win.h
+++ b/ui/aura/root_window_host_win.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -31,6 +31,7 @@ class RootWindowHostWin : public RootWindowHost, public ui::WindowImpl {
   virtual void SetCursor(gfx::NativeCursor cursor) OVERRIDE;
   virtual void ShowCursor(bool show) OVERRIDE;
   virtual gfx::Point QueryMouseLocation() OVERRIDE;
+  virtual void MoveCursorTo(const gfx::Point& location) OVERRIDE;
   virtual void PostNativeEvent(const base::NativeEvent& native_event) OVERRIDE;
 
  private: