Support modal windows

athena/screen/screen_manager_unittest.cc

Index: athena/screen/screen_manager_unittest.cc
diff --git a/athena/screen/screen_manager_unittest.cc b/athena/screen/screen_manager_unittest.cc
index ed8b248a3b2ace8cfb4b95dacf9177521cf31b0b..c8787daad3f50c0c14986281fbd7b527ccecf988 100644
--- a/athena/screen/screen_manager_unittest.cc
+++ b/athena/screen/screen_manager_unittest.cc
@@ -2,15 +2,16 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "athena/screen/public/screen_manager.h"
-
 #include <algorithm>
 #include <string>
 
+#include "athena/screen/screen_manager_impl.h"
 #include "athena/test/base/athena_test_base.h"
+#include "athena/test/base/test_windows.h"
 #include "athena/util/container_priorities.h"
 #include "ui/aura/test/test_window_delegate.h"
 #include "ui/aura/window.h"
+#include "ui/aura/window_targeter.h"
 #include "ui/events/test/event_generator.h"
 #include "ui/wm/core/window_util.h"
 
@@ -111,12 +112,83 @@ TEST_F(ScreenManagerTest, NonActivatableContainer) {
   EXPECT_TRUE(wm::CanActivateWindow(window.get()));
 }
 
-TEST_F(ScreenManagerTest, GrabInputContainer) {
+TEST_F(ScreenManagerTest, BlockInputsShouldNotBlockVirtualKeyboard) {
+  ScreenManager::ContainerParams block_params("blocking", kTestZOrderPriority);
+  block_params.can_activate_children = true;
+  block_params.block_events = true;
+  aura::Window* block_container =
+      ScreenManager::Get()->CreateContainer(block_params);
+
+  aura::test::EventCountDelegate block_delegate;
+  scoped_ptr<aura::Window> block_window(CreateWindow(
+      block_container, &block_delegate, gfx::Rect(0, 0, 100, 100)));
+  EXPECT_TRUE(wm::CanActivateWindow(block_window.get()));
+
+  // Create a normal container appearing over the |block_container|. This is
+  // essentially the case of virtual keyboard.
+  ScreenManager::ContainerParams vk_params("virtual keyboard",
+                                           kTestZOrderPriority + 1);
+  vk_params.can_activate_children = true;
+  aura::Window* vk_container = ScreenManager::Get()->CreateContainer(vk_params);
+
+  aura::test::EventCountDelegate vk_delegate;
+  scoped_ptr<aura::Window> vk_window(
+      CreateWindow(vk_container, &vk_delegate, gfx::Rect(0, 20, 100, 80)));
+  EXPECT_TRUE(wm::CanActivateWindow(vk_window.get()));
+
+  ui::test::EventGenerator event_generator(root_window());
+  event_generator.MoveMouseTo(10, 25);
+  event_generator.ClickLeftButton();
+  EXPECT_EQ("0 0", block_delegate.GetMouseButtonCountsAndReset());
+  EXPECT_EQ("1 1", vk_delegate.GetMouseButtonCountsAndReset());
+}
+
+TEST_F(ScreenManagerTest, DefaultContainer) {
+  ScreenManagerImpl* impl =
+      static_cast<ScreenManagerImpl*>(ScreenManager::Get());
+  aura::Window* original_default = impl->FindContainerByPriority(CP_DEFAULT);
+  aura::Window* parent = original_default->parent();
+  // Temporarily remove the original default container from tree.
+  parent->RemoveChild(original_default);
+
+  ScreenManager::ContainerParams params("new_default", CP_END + 1);
+  params.default_parent = true;
+  params.modal_container_priority = CP_END + 2;
+  aura::Window* new_default = ScreenManager::Get()->CreateContainer(params);
+  aura::Window* w = test::CreateNormalWindow(NULL, NULL).release();
+  EXPECT_EQ(new_default, w->parent());
+  delete new_default;
+
+  // Add the original back to shutdown properly.
+  parent->AddChild(original_default);
+}
+
+namespace {
+
+class ScreenManagerTargeterTest
+    : public athena::test::AthenaTestBase,
+      public testing::WithParamInterface<bool> {
+ public:
+  ScreenManagerTargeterTest()
+      : targeter_(GetParam() ? NULL : new aura::WindowTargeter) {}
+  virtual ~ScreenManagerTargeterTest() {}
+
+ protected:
+  scoped_ptr<ui::EventTargeter> targeter_;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ScreenManagerTargeterTest);
+};
+
+}  // namespace
+
+TEST_P(ScreenManagerTargeterTest, BlockContainer) {
   ScreenManager::ContainerParams normal_params(
       "normal", kTestZOrderPriority);
   normal_params.can_activate_children = true;
   aura::Window* normal_container =
       ScreenManager::Get()->CreateContainer(normal_params);
+  normal_container->SetEventTargeter(targeter_.Pass());
 
   aura::test::EventCountDelegate normal_delegate;
   scoped_ptr<aura::Window> normal_window(CreateWindow(
@@ -132,76 +204,48 @@ TEST_F(ScreenManagerTest, GrabInputContainer) {
   event_generator.ReleaseKey(ui::VKEY_A, ui::EF_NONE);
   EXPECT_EQ("1 1", normal_delegate.GetKeyCountsAndReset());
 
-  ScreenManager::ContainerParams grab_params(
-      "grabbing", kTestZOrderPriority + 1);
-  grab_params.can_activate_children = true;
-  grab_params.grab_inputs = true;
-  aura::Window* grab_container =
-      ScreenManager::Get()->CreateContainer(grab_params);
+  ScreenManager::ContainerParams block_params("blocking",
+                                              kTestZOrderPriority + 1);
+  block_params.can_activate_children = true;
+  block_params.block_events = true;
+  aura::Window* block_container =
+      ScreenManager::Get()->CreateContainer(block_params);
 
   EXPECT_FALSE(wm::CanActivateWindow(normal_window.get()));
 
-  aura::test::EventCountDelegate grab_delegate;
-  scoped_ptr<aura::Window> grab_window(CreateWindow(
-      grab_container, &grab_delegate, gfx::Rect(10, 10, 100, 100)));
-  EXPECT_TRUE(wm::CanActivateWindow(grab_window.get()));
+  aura::test::EventCountDelegate block_delegate;
+  scoped_ptr<aura::Window> block_window(CreateWindow(
+      block_container, &block_delegate, gfx::Rect(10, 10, 100, 100)));
+  EXPECT_TRUE(wm::CanActivateWindow(block_window.get()));
 
-  wm::ActivateWindow(grab_window.get());
+  wm::ActivateWindow(block_window.get());
 
   // (0, 0) is still on normal_window, but the event should not go there
-  // because grabbing_container prevents it.
+  // because blockbing_container prevents it.
   event_generator.MoveMouseTo(0, 0);
   event_generator.ClickLeftButton();
   EXPECT_EQ("0 0", normal_delegate.GetMouseButtonCountsAndReset());
-  EXPECT_EQ("0 0", grab_delegate.GetMouseButtonCountsAndReset());
+  EXPECT_EQ("0 0", block_delegate.GetMouseButtonCountsAndReset());
+  event_generator.MoveMouseWheel(0, 10);
+  // EXPECT_EQ(0, normal_event_counter.num_scroll_events());
 
   event_generator.MoveMouseTo(20, 20);
   event_generator.ClickLeftButton();
-  EXPECT_EQ("1 1", grab_delegate.GetMouseButtonCountsAndReset());
+  EXPECT_EQ("1 1", block_delegate.GetMouseButtonCountsAndReset());
 
   event_generator.PressKey(ui::VKEY_A, ui::EF_NONE);
   event_generator.ReleaseKey(ui::VKEY_A, ui::EF_NONE);
   EXPECT_EQ("0 0", normal_delegate.GetKeyCountsAndReset());
-  EXPECT_EQ("1 1", grab_delegate.GetKeyCountsAndReset());
-}
-
-TEST_F(ScreenManagerTest, GrabShouldNotBlockVirtualKeyboard) {
-  ScreenManager::ContainerParams grab_params("grabbing", kTestZOrderPriority);
-  grab_params.can_activate_children = true;
-  grab_params.grab_inputs = true;
-  aura::Window* grab_container =
-      ScreenManager::Get()->CreateContainer(grab_params);
-
-  aura::test::EventCountDelegate grab_delegate;
-  scoped_ptr<aura::Window> grab_window(
-      CreateWindow(grab_container, &grab_delegate, gfx::Rect(0, 0, 100, 100)));
-  EXPECT_TRUE(wm::CanActivateWindow(grab_window.get()));
-
-  // Create a normal container appearing over the |grab_container|. This is
-  // essentially the case of virtual keyboard.
-  ScreenManager::ContainerParams vk_params(
-      "virtual keyboard", kTestZOrderPriority + 1);
-  vk_params.can_activate_children = true;
-  aura::Window* vk_container = ScreenManager::Get()->CreateContainer(vk_params);
-
-  aura::test::EventCountDelegate vk_delegate;
-  scoped_ptr<aura::Window> vk_window(
-      CreateWindow(vk_container, &vk_delegate, gfx::Rect(0, 20, 100, 80)));
-  EXPECT_TRUE(wm::CanActivateWindow(vk_window.get()));
-
-  ui::test::EventGenerator event_generator(root_window());
-  event_generator.MoveMouseTo(10, 25);
-  event_generator.ClickLeftButton();
-  EXPECT_EQ("0 0", grab_delegate.GetMouseButtonCountsAndReset());
-  EXPECT_EQ("1 1", vk_delegate.GetMouseButtonCountsAndReset());
+  EXPECT_EQ("1 1", block_delegate.GetKeyCountsAndReset());
 }
 
-TEST_F(ScreenManagerTest, GrabAndMouseCapture) {
+TEST_P(ScreenManagerTargeterTest, BlockAndMouseCapture) {
   ScreenManager::ContainerParams normal_params(
       "normal", kTestZOrderPriority);
   normal_params.can_activate_children = true;
   aura::Window* normal_container =
       ScreenManager::Get()->CreateContainer(normal_params);
+  normal_container->SetEventTargeter(targeter_.Pass());
 
   aura::test::EventCountDelegate normal_delegate;
   scoped_ptr<aura::Window> normal_window(CreateWindow(
@@ -211,29 +255,33 @@ TEST_F(ScreenManagerTest, GrabAndMouseCapture) {
   event_generator.MoveMouseTo(0, 0);
   event_generator.PressLeftButton();
 
-  // Creating grabbing container while mouse pressing.
-  ScreenManager::ContainerParams grab_params(
-      "grabbing", kTestZOrderPriority + 1);
-  grab_params.can_activate_children = true;
-  grab_params.grab_inputs = true;
-  aura::Window* grab_container =
-      ScreenManager::Get()->CreateContainer(grab_params);
+  // Creating blocking container while mouse pressing.
+  ScreenManager::ContainerParams block_params("blocking",
+                                              kTestZOrderPriority + 1);
+  block_params.can_activate_children = true;
+  block_params.block_events = true;
+  aura::Window* block_container =
+      ScreenManager::Get()->CreateContainer(block_params);
 
-  aura::test::EventCountDelegate grab_delegate;
-  scoped_ptr<aura::Window> grab_window(CreateWindow(
-      grab_container, &grab_delegate, gfx::Rect(10, 10, 100, 100)));
+  aura::test::EventCountDelegate block_delegate;
+  scoped_ptr<aura::Window> block_window(CreateWindow(
+      block_container, &block_delegate, gfx::Rect(10, 10, 100, 100)));
 
   // Release event should be sent to |normal_window| because it captures the
   // mouse event.
   event_generator.ReleaseLeftButton();
   EXPECT_EQ("1 1", normal_delegate.GetMouseButtonCountsAndReset());
-  EXPECT_EQ("0 0", grab_delegate.GetMouseButtonCountsAndReset());
+  EXPECT_EQ("0 0", block_delegate.GetMouseButtonCountsAndReset());
 
   // After release, further mouse events should not be sent to |normal_window|
-  // because grab_container grabs the input.
+  // because block_container blocks the input.
   event_generator.ClickLeftButton();
   EXPECT_EQ("0 0", normal_delegate.GetMouseButtonCountsAndReset());
-  EXPECT_EQ("0 0", grab_delegate.GetMouseButtonCountsAndReset());
+  EXPECT_EQ("0 0", block_delegate.GetMouseButtonCountsAndReset());
 }
 
+INSTANTIATE_TEST_CASE_P(WithOrWithoutTargeter,
+                        ScreenManagerTargeterTest,
+                        testing::Values(false, true));
+
 }  // namespace athena