views: Update event-related API to use PointF/RectF instead of Point/Rect.

ui/views/window/non_client_view.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/views/window/non_client_view.h"
 
 #include "ui/accessibility/ax_view_state.h"
 #include "ui/base/hit_test.h"
 #include "ui/gfx/rect_conversions.h"
 #include "ui/views/rect_based_targeting_utils.h"
@@ skipping 168 matching lines @@
 
 void NonClientView::GetAccessibleState(ui::AXViewState* state) {
   state->role = ui::AX_ROLE_CLIENT;
   state->name = accessible_name_;
 }
 
 const char* NonClientView::GetClassName() const {
   return kViewClassName;
 }
 
-View* NonClientView::GetEventHandlerForRect(const gfx::Rect& rect) {
+View* NonClientView::GetEventHandlerForRect(const gfx::RectF& rect) {
   if (!UsePointBasedTargeting(rect))
     return View::GetEventHandlerForRect(rect);
 
   // Because of the z-ordering of our child views (the client view is positioned
   // over the non-client frame view, if the client view ever overlaps the frame
   // view visually (as it does for the browser window), then it will eat
   // events for the window controls. We override this method here so that we can
   // detect this condition and re-route the events to the non-client frame view.
   // The assumption is that the frame view's implementation of HitTest will only
   // return true for area not occupied by the client view.
   if (frame_view_->parent() == this) {
     // During the reset of the frame_view_ it's possible to be in this code
     // after it's been removed from the view hierarchy but before it's been
     // removed from the NonClientView.
-    gfx::RectF rect_in_child_coords_f(rect);
-    View::ConvertRectToTarget(this, frame_view_.get(), &rect_in_child_coords_f);
-    gfx::Rect rect_in_child_coords = gfx::ToEnclosingRect(
-        rect_in_child_coords_f);
+    gfx::RectF rect_in_child_coords(rect);
+    View::ConvertRectToTarget(this, frame_view_.get(), &rect_in_child_coords);
     if (frame_view_->HitTestRect(rect_in_child_coords))
       return frame_view_->GetEventHandlerForRect(rect_in_child_coords);
   }
 
   return View::GetEventHandlerForRect(rect);
 }
 
 View* NonClientView::GetTooltipHandlerForPoint(const gfx::Point& point) {
   // The same logic as for |GetEventHandlerForRect()| applies here.
   if (frame_view_->parent() == this) {
@@ skipping 78 matching lines @@
   }
 
   // If the window can't be resized, there are no resize boundaries, just
   // window borders.
   return can_resize ? component : HTBORDER;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // NonClientFrameView, View overrides:
 
-bool NonClientFrameView::HitTestRect(const gfx::Rect& rect) const {
+bool NonClientFrameView::HitTestRect(const gfx::RectF& rect) const {
   // For the default case, we assume the non-client frame view never overlaps
   // the client view.
-  return !GetWidget()->client_view()->bounds().Intersects(rect);
+  gfx::RectF bounds(GetWidget()->client_view()->bounds());
+  return bounds.Intersects(rect);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // NonClientFrameView, protected:
 
 void NonClientFrameView::GetAccessibleState(ui::AXViewState* state) {
   state->role = ui::AX_ROLE_CLIENT;
 }
 
 const char* NonClientFrameView::GetClassName() const {
   return kViewClassName;
 }
 
 void NonClientFrameView::OnBoundsChanged(const gfx::Rect& previous_bounds) {
   // Overridden to do nothing. The NonClientView manually calls Layout on the
   // FrameView when it is itself laid out, see comment in NonClientView::Layout.
 }
 
 NonClientFrameView::NonClientFrameView() : inactive_rendering_disabled_(false) {
 }
 
 }  // namespace views