Draggable region support for frameless app window on CrOS.

ui/aura/root_window.cc

 // 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/aura/root_window.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 805 matching lines @@
   ui::Transform transform = layer()->transform();
   transform.ConcatScale(scale, scale);
   event->UpdateForRootTransform(transform);
 
   SetLastMouseLocation(this, event->location());
   synthesize_mouse_move_ = false;
 
   Window* target = mouse_pressed_handler_ ?
       mouse_pressed_handler_ : client::GetCaptureWindow(this);
   if (!target)
-    target = GetEventHandlerForPoint(event->location());
+    target = GetEventHandlerForPoint(event->location(), event->type());
 
   if (target && target->delegate()) {
     int flags = event->flags();
     gfx::Point location_in_window = event->location();
     Window::ConvertPointToTarget(this, target, &location_in_window);
     if (IsNonClientLocation(target, location_in_window))
       flags |= ui::EF_IS_NON_CLIENT;
     ui::ScrollEvent translated_event(
         *event, static_cast<Window*>(this), target, event->type(), flags);
     return ProcessMouseEvent(target, &translated_event);
@@ skipping 36 matching lines @@
   }
 
   if (!target && !bounds().Contains(event->location())) {
     // If the initial touch is outside the root window, target the root.
     target = this;
     status = ProcessTouchEvent(target, event);
     CHECK_EQ(ui::TOUCH_STATUS_UNKNOWN, status);
   } else {
     // We only come here when the first contact was within the root window.
     if (!target) {
-      target = GetEventHandlerForPoint(event->location());
+      target = GetEventHandlerForPoint(event->location(), event->type());
       if (!target)
         return false;
     }
 
     ui::TouchEvent translated_event(
         *event, static_cast<Window*>(this), target);
     status = ProcessTouchEvent(target, &translated_event);
     handled = status != ui::TOUCH_STATUS_UNKNOWN;
 
     if (status == ui::TOUCH_STATUS_QUEUED ||
@@ skipping 49 matching lines @@
 // RootWindow, private:
 
 bool RootWindow::DispatchMouseEventImpl(ui::MouseEvent* event) {
   float scale = ui::GetDeviceScaleFactor(layer());
   ui::Transform transform = layer()->transform();
   transform.ConcatScale(scale, scale);
   event->UpdateForRootTransform(transform);
   Window* target = mouse_pressed_handler_ ?
       mouse_pressed_handler_ : client::GetCaptureWindow(this);
   if (!target)
-    target = GetEventHandlerForPoint(event->location());
+    target = GetEventHandlerForPoint(event->location(), event->type());
   return DispatchMouseEventToTarget(event, target);
 }
 
 bool RootWindow::DispatchMouseEventToTarget(ui::MouseEvent* event,
                                             Window* target) {
   static const int kMouseButtonFlagMask =
       ui::EF_LEFT_MOUSE_BUTTON |
       ui::EF_MIDDLE_MOUSE_BUTTON |
       ui::EF_RIGHT_MOUSE_BUTTON;
   SetLastMouseLocation(this, event->location());
@@ skipping 76 matching lines @@
 void RootWindow::UnlockCompositor() {
   DCHECK(compositor_lock_);
   compositor_lock_ = NULL;
   if (draw_on_compositor_unlock_) {
     draw_on_compositor_unlock_ = false;
     ScheduleDraw();
   }
 }
 
 }  // namespace aura