Draggable region support for frameless app window on CrOS.

ui/aura/window_unittest.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/window.h"
 
 #include <utility>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
@@ skipping 218 matching lines @@
  private:
   gfx::Point position_;
 
   DISALLOW_COPY_AND_ASSIGN(GestureTrackPositionDelegate);
 };
 
 base::TimeDelta getTime() {
   return base::Time::NowFromSystemTime() - base::Time();
 }
 
+class SelfEventHandlingWindowDelegate : public TestWindowDelegate {
+ public:
+  SelfEventHandlingWindowDelegate() {}
+
+  virtual bool ShouldDescendIntoChildForEventHandling(
+      Window* child,
+      const gfx::Point& location) OVERRIDE {
+    return false;
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(SelfEventHandlingWindowDelegate);
+};
+
 }  // namespace
 
 TEST_F(WindowTest, GetChildById) {
   scoped_ptr<Window> w1(CreateTestWindowWithId(1, NULL));
   scoped_ptr<Window> w11(CreateTestWindowWithId(11, w1.get()));
   scoped_ptr<Window> w111(CreateTestWindowWithId(111, w11.get()));
   scoped_ptr<Window> w12(CreateTestWindowWithId(12, w1.get()));
 
   EXPECT_EQ(NULL, w1->GetChildById(57));
   EXPECT_EQ(w12.get(), w1->GetChildById(12));
@@ skipping 258 matching lines @@
   EXPECT_EQ(child.get(), parent->GetEventHandlerForPoint(gfx::Point(0, 0)));
   EXPECT_EQ(child.get(), parent->GetEventHandlerForPoint(gfx::Point(1, 1)));
 
   // We can override the hit test bounds of the parent to make the parent grab
   // events along that edge.
   parent->set_hit_test_bounds_override_inner(gfx::Insets(1, 1, 1, 1));
   EXPECT_EQ(parent.get(), parent->GetEventHandlerForPoint(gfx::Point(0, 0)));
   EXPECT_EQ(child.get(),  parent->GetEventHandlerForPoint(gfx::Point(1, 1)));
 }
 
+TEST_F(WindowTest, GetEventHandlerForPointWithOverrideDescendingOrder) {
+  scoped_ptr<SelfEventHandlingWindowDelegate> parent_delegate(
+      new SelfEventHandlingWindowDelegate);
+  scoped_ptr<Window> parent(CreateTestWindowWithDelegate(
+      parent_delegate.get(), 1, gfx::Rect(10, 20, 400, 500), NULL));
+  scoped_ptr<Window> child(
+      CreateTestWindow(SK_ColorRED, 2, gfx::Rect(0, 0, 390, 480),
+                       parent.get()));
+
+  // We can override ShouldDescendIntoChildForEventHandling to make the parent
+  // grab all events.
+  EXPECT_EQ(parent.get(), parent->GetEventHandlerForPoint(gfx::Point(0, 0)));
+  EXPECT_EQ(parent.get(), parent->GetEventHandlerForPoint(gfx::Point(50, 50)));
+}
+
 TEST_F(WindowTest, GetTopWindowContainingPoint) {
   Window* root = root_window();
   root->SetBounds(gfx::Rect(0, 0, 300, 300));
 
   scoped_ptr<Window> w1(
       CreateTestWindow(SK_ColorWHITE, 1, gfx::Rect(10, 10, 100, 100), NULL));
   scoped_ptr<Window> w11(
       CreateTestWindow(SK_ColorGREEN, 11, gfx::Rect(0, 0, 120, 120), w1.get()));
 
   scoped_ptr<Window> w2(
@@ skipping 1980 matching lines @@
   // Move |w2| to be a child of |w1|.
   w1->AddChild(w2.get());
   // Sine we moved in the same root, observer shouldn't be notified.
   EXPECT_EQ("0 0", observer.CountStringAndReset());
   // |w2| should still have focus after moving.
   EXPECT_TRUE(w2->HasFocus());
 }
 
 }  // namespace test
 }  // namespace aura