Introduce 'grab_inputs' property for athena container.

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
new file mode 100644
index 0000000000000000000000000000000000000000..08dff84afb8b7a83adcbabe1b5901302a71ba769
--- /dev/null
+++ b/athena/screen/screen_manager_unittest.cc
@@ -0,0 +1,115 @@
+// Copyright 2014 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 "athena/screen/public/screen_manager.h"
+
+#include <algorithm>
+
+#include "athena/test/athena_test_base.h"
+#include "ui/aura/test/event_generator.h"
+#include "ui/aura/test/test_window_delegate.h"
+#include "ui/aura/window.h"
+#include "ui/wm/core/window_util.h"
+
+namespace athena {
+
+typedef test::AthenaTestBase ScreenManagerTest;
+
+aura::Window* CreateTestWindow(aura::Window* container,
+                               aura::WindowDelegate* delegate,
+                               const gfx::Rect& bounds) {
+  aura::Window* window = new aura::Window(delegate);
+  window->SetType(ui::wm::WINDOW_TYPE_NORMAL);
+  window->Init(aura::WINDOW_LAYER_TEXTURED);
+  container->AddChild(window);
+  window->Show();
+  window->SetBounds(bounds);
+  return window;
+}
+
+TEST_F(ScreenManagerTest, CreateContainer) {
+  size_t num_containers = root_window()->children().size();
+
+  aura::Window* container = ScreenManager::Get()->CreateContainer(
+      ScreenManager::ContainerParams("test"));
+  EXPECT_EQ("test", container->name());
+
+  const aura::Window::Windows& containers = root_window()->children();
+  EXPECT_EQ(num_containers + 1, containers.size());
+  EXPECT_NE(containers.end(),
+            std::find(containers.begin(), containers.end(), container));
+}
+
+TEST_F(ScreenManagerTest, NonActivatableContainer) {
+  ScreenManager::ContainerParams non_activatable("non_activatable");
+  non_activatable.can_activate_children = false;
+  aura::Window* no_activatable_container =
+      ScreenManager::Get()->CreateContainer(non_activatable);
+
+  ScreenManager::ContainerParams activatable("activatable");
+  activatable.can_activate_children = true;
+  aura::Window* activatable_container =
+      ScreenManager::Get()->CreateContainer(activatable);
+
+  scoped_ptr<aura::Window> window(CreateTestWindow(
+      no_activatable_container, NULL, gfx::Rect(0, 0, 100, 100)));
+  EXPECT_FALSE(wm::CanActivateWindow(window.get()));
+
+  activatable_container->AddChild(window.get());
+  EXPECT_TRUE(wm::CanActivateWindow(window.get()));
+}
+
+TEST_F(ScreenManagerTest, GrabInputContainer) {
+  ScreenManager::ContainerParams normal_params("normal");
+  normal_params.can_activate_children = true;
+  aura::Window* normal_container =
+      ScreenManager::Get()->CreateContainer(normal_params);
+
+  aura::test::EventCountDelegate normal_delegate;
+  scoped_ptr<aura::Window> normal_window(CreateTestWindow(
+      normal_container, &normal_delegate, gfx::Rect(0, 0, 100, 100)));
+
+  EXPECT_TRUE(wm::CanActivateWindow(normal_window.get()));
+  wm::ActivateWindow(normal_window.get());
+  aura::test::EventGenerator event_generator(root_window());
+  event_generator.MoveMouseTo(0, 0);
+  event_generator.ClickLeftButton();
+  EXPECT_EQ("1 1", normal_delegate.GetMouseButtonCountsAndReset());
+  event_generator.PressKey(ui::VKEY_A, ui::EF_NONE);
+  event_generator.ReleaseKey(ui::VKEY_A, ui::EF_NONE);
+  EXPECT_EQ("1 1", normal_delegate.GetKeyCountsAndReset());
+
+  ScreenManager::ContainerParams grab_params("grabbing");
+  grab_params.can_activate_children = true;
+  grab_params.grab_inputs = true;
+  aura::Window* grab_container =
+      ScreenManager::Get()->CreateContainer(grab_params);
+
+  EXPECT_FALSE(wm::CanActivateWindow(normal_window.get()));
+
+  aura::test::EventCountDelegate grab_delegate;
+  scoped_ptr<aura::Window> grab_window(CreateTestWindow(
+      grab_container, &grab_delegate, gfx::Rect(10, 10, 100, 100)));
+  EXPECT_TRUE(wm::CanActivateWindow(grab_window.get()));
+
+  wm::ActivateWindow(grab_window.get());
+
+  // (0, 0) is still on normal_window, but the event should not go there
+  // because grabbing_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());
+
+  event_generator.MoveMouseTo(20, 20);
+  event_generator.ClickLeftButton();
+  EXPECT_EQ("1 1", grab_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());
+}
+
+}  // namespace athena