1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "ui/wm/core/accelerator_filter.h" 6 7 #include "ash/accelerators/accelerator_controller.h" 8 #include "ash/accelerators/accelerator_delegate.h" 9 #include "ash/shell.h" 10 #include "ash/shell_window_ids.h" 11 #include "ash/test/ash_test_base.h" 12 #include "ash/test/test_screenshot_delegate.h" 13 #include "ash/wm/window_state.h" 14 #include "ash/wm/window_util.h" 15 #include "base/memory/scoped_ptr.h" 16 #include "testing/gtest/include/gtest/gtest.h" 17 #include "ui/aura/test/aura_test_base.h" 18 #include "ui/aura/test/test_windows.h" 19 #include "ui/aura/window.h" 20 #include "ui/events/event.h" 21 #include "ui/events/test/event_generator.h" 22 #include "ui/gfx/rect.h" 23 24 namespace ash { 25 namespace test { 26 27 typedef AshTestBase AcceleratorFilterTest; 28 29 // Tests if AcceleratorFilter works without a focused window. 30 TEST_F(AcceleratorFilterTest, TestFilterWithoutFocus) { 31 const TestScreenshotDelegate* delegate = GetScreenshotDelegate(); 32 EXPECT_EQ(0, delegate->handle_take_screenshot_count()); 33 34 ui::test::EventGenerator generator(Shell::GetPrimaryRootWindow()); 35 // AcceleratorController calls ScreenshotDelegate::HandleTakeScreenshot() when 36 // VKEY_PRINT is pressed. See kAcceleratorData[] in accelerator_controller.cc. 37 generator.PressKey(ui::VKEY_PRINT, 0); 38 EXPECT_EQ(1, delegate->handle_take_screenshot_count()); 39 generator.ReleaseKey(ui::VKEY_PRINT, 0); 40 EXPECT_EQ(1, delegate->handle_take_screenshot_count()); 41 } 42 43 // Tests if AcceleratorFilter works as expected with a focused window. 44 TEST_F(AcceleratorFilterTest, TestFilterWithFocus) { 45 aura::test::TestWindowDelegate test_delegate; 46 scoped_ptr<aura::Window> window(CreateTestWindowInShellWithDelegate( 47 &test_delegate, 48 -1, 49 gfx::Rect())); 50 wm::ActivateWindow(window.get()); 51 52 const TestScreenshotDelegate* delegate = GetScreenshotDelegate(); 53 EXPECT_EQ(0, delegate->handle_take_screenshot_count()); 54 55 // AcceleratorFilter should ignore the key events since the root window is 56 // not focused. 57 ui::test::EventGenerator generator(Shell::GetPrimaryRootWindow()); 58 generator.PressKey(ui::VKEY_PRINT, 0); 59 EXPECT_EQ(0, delegate->handle_take_screenshot_count()); 60 generator.ReleaseKey(ui::VKEY_PRINT, 0); 61 EXPECT_EQ(0, delegate->handle_take_screenshot_count()); 62 63 // Reset window before |test_delegate| gets deleted. 64 window.reset(); 65 } 66 67 // Tests if AcceleratorFilter ignores the flag for Caps Lock. 68 TEST_F(AcceleratorFilterTest, TestCapsLockMask) { 69 const TestScreenshotDelegate* delegate = GetScreenshotDelegate(); 70 EXPECT_EQ(0, delegate->handle_take_screenshot_count()); 71 72 ui::test::EventGenerator generator(Shell::GetPrimaryRootWindow()); 73 generator.PressKey(ui::VKEY_PRINT, 0); 74 EXPECT_EQ(1, delegate->handle_take_screenshot_count()); 75 generator.ReleaseKey(ui::VKEY_PRINT, 0); 76 EXPECT_EQ(1, delegate->handle_take_screenshot_count()); 77 78 // Check if AcceleratorFilter ignores the mask for Caps Lock. Note that there 79 // is no ui::EF_ mask for Num Lock. 80 generator.PressKey(ui::VKEY_PRINT, ui::EF_CAPS_LOCK_DOWN); 81 EXPECT_EQ(2, delegate->handle_take_screenshot_count()); 82 generator.ReleaseKey(ui::VKEY_PRINT, ui::EF_CAPS_LOCK_DOWN); 83 EXPECT_EQ(2, delegate->handle_take_screenshot_count()); 84 } 85 86 #if defined(OS_CHROMEOS) 87 // Tests if special hardware keys like brightness and volume are consumed as 88 // expected by the shell. 89 TEST_F(AcceleratorFilterTest, CanConsumeSystemKeys) { 90 ::wm::AcceleratorFilter filter( 91 scoped_ptr< ::wm::AcceleratorDelegate>(new AcceleratorDelegate).Pass()); 92 aura::Window* root_window = Shell::GetPrimaryRootWindow(); 93 94 // Normal keys are not consumed. 95 ui::KeyEvent press_a(ui::ET_KEY_PRESSED, ui::VKEY_A, ui::EF_NONE); 96 { 97 ui::Event::DispatcherApi dispatch_helper(&press_a); 98 dispatch_helper.set_target(root_window); 99 } 100 filter.OnKeyEvent(&press_a); 101 EXPECT_FALSE(press_a.stopped_propagation()); 102 103 // System keys are directly consumed. 104 ui::KeyEvent press_mute( 105 ui::ET_KEY_PRESSED, ui::VKEY_VOLUME_MUTE, ui::EF_NONE); 106 { 107 ui::Event::DispatcherApi dispatch_helper(&press_mute); 108 dispatch_helper.set_target(root_window); 109 } 110 filter.OnKeyEvent(&press_mute); 111 EXPECT_TRUE(press_mute.stopped_propagation()); 112 113 // Setting a window property on the target allows system keys to pass through. 114 scoped_ptr<aura::Window> window(CreateTestWindowInShellWithId(1)); 115 wm::GetWindowState(window.get())->set_can_consume_system_keys(true); 116 ui::KeyEvent press_volume_up( 117 ui::ET_KEY_PRESSED, ui::VKEY_VOLUME_UP, ui::EF_NONE); 118 ui::Event::DispatcherApi dispatch_helper(&press_volume_up); 119 dispatch_helper.set_target(window.get()); 120 filter.OnKeyEvent(&press_volume_up); 121 EXPECT_FALSE(press_volume_up.stopped_propagation()); 122 123 // System keys pass through to a child window if the parent (top level) 124 // window has the property set. 125 scoped_ptr<aura::Window> child(CreateTestWindowInShellWithId(2)); 126 window->AddChild(child.get()); 127 dispatch_helper.set_target(child.get()); 128 filter.OnKeyEvent(&press_volume_up); 129 EXPECT_FALSE(press_volume_up.stopped_propagation()); 130 } 131 #endif // defined(OS_CHROMEOS) 132 133 } // namespace test 134 } // namespace ash 135