| // 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/root_window.h" |
| |
| #include <vector> |
| |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "ui/aura/client/event_client.h" |
| #include "ui/aura/env.h" |
| #include "ui/aura/focus_manager.h" |
| #include "ui/aura/test/aura_test_base.h" |
| #include "ui/aura/test/event_generator.h" |
| #include "ui/aura/test/test_event_handler.h" |
| #include "ui/aura/test/test_window_delegate.h" |
| #include "ui/aura/test/test_windows.h" |
| #include "ui/aura/window_tracker.h" |
| #include "ui/base/events/event.h" |
| #include "ui/base/events/event_handler.h" |
| #include "ui/base/gestures/gesture_configuration.h" |
| #include "ui/base/hit_test.h" |
| #include "ui/base/keycodes/keyboard_codes.h" |
| #include "ui/gfx/point.h" |
| #include "ui/gfx/rect.h" |
| #include "ui/gfx/screen.h" |
| |
| #if defined(OS_WIN) |
| // Windows headers define macros for these function names which screw with us. |
| #if defined(CreateWindow) |
| #undef CreateWindow |
| #endif |
| #endif |
| |
| namespace aura { |
| namespace { |
| |
| // A delegate that always returns a non-client component for hit tests. |
| class NonClientDelegate : public test::TestWindowDelegate { |
| public: |
| NonClientDelegate() |
| : non_client_count_(0), |
| mouse_event_count_(0), |
| mouse_event_flags_(0x0) { |
| } |
| virtual ~NonClientDelegate() {} |
| |
| int non_client_count() const { return non_client_count_; } |
| gfx::Point non_client_location() const { return non_client_location_; } |
| int mouse_event_count() const { return mouse_event_count_; } |
| gfx::Point mouse_event_location() const { return mouse_event_location_; } |
| int mouse_event_flags() const { return mouse_event_flags_; } |
| |
| virtual int GetNonClientComponent(const gfx::Point& location) const OVERRIDE { |
| NonClientDelegate* self = const_cast<NonClientDelegate*>(this); |
| self->non_client_count_++; |
| self->non_client_location_ = location; |
| return HTTOPLEFT; |
| } |
| virtual void OnMouseEvent(ui::MouseEvent* event) OVERRIDE { |
| mouse_event_count_++; |
| mouse_event_location_ = event->location(); |
| mouse_event_flags_ = event->flags(); |
| event->SetHandled(); |
| } |
| |
| private: |
| int non_client_count_; |
| gfx::Point non_client_location_; |
| int mouse_event_count_; |
| gfx::Point mouse_event_location_; |
| int mouse_event_flags_; |
| |
| DISALLOW_COPY_AND_ASSIGN(NonClientDelegate); |
| }; |
| |
| // A simple event handler that consumes key events. |
| class ConsumeKeyHandler : public test::TestEventHandler { |
| public: |
| ConsumeKeyHandler() {} |
| virtual ~ConsumeKeyHandler() {} |
| |
| // Overridden from ui::EventHandler: |
| virtual void OnKeyEvent(ui::KeyEvent* event) OVERRIDE { |
| test::TestEventHandler::OnKeyEvent(event); |
| event->StopPropagation(); |
| } |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(ConsumeKeyHandler); |
| }; |
| |
| Window* CreateWindow(int id, Window* parent, WindowDelegate* delegate) { |
| Window* window = new Window( |
| delegate ? delegate : |
| test::TestWindowDelegate::CreateSelfDestroyingDelegate()); |
| window->set_id(id); |
| window->Init(ui::LAYER_TEXTURED); |
| parent->AddChild(window); |
| window->SetBounds(gfx::Rect(0, 0, 100, 100)); |
| window->Show(); |
| return window; |
| } |
| |
| bool IsFocusedWindow(aura::Window* window) { |
| return client::GetFocusClient(window)->GetFocusedWindow() == window; |
| } |
| |
| } // namespace |
| |
| typedef test::AuraTestBase RootWindowTest; |
| |
| TEST_F(RootWindowTest, OnHostMouseEvent) { |
| // Create two non-overlapping windows so we don't have to worry about which |
| // is on top. |
| scoped_ptr<NonClientDelegate> delegate1(new NonClientDelegate()); |
| scoped_ptr<NonClientDelegate> delegate2(new NonClientDelegate()); |
| const int kWindowWidth = 123; |
| const int kWindowHeight = 45; |
| gfx::Rect bounds1(100, 200, kWindowWidth, kWindowHeight); |
| gfx::Rect bounds2(300, 400, kWindowWidth, kWindowHeight); |
| scoped_ptr<aura::Window> window1(CreateTestWindowWithDelegate( |
| delegate1.get(), -1234, bounds1, root_window())); |
| scoped_ptr<aura::Window> window2(CreateTestWindowWithDelegate( |
| delegate2.get(), -5678, bounds2, root_window())); |
| |
| // Send a mouse event to window1. |
| gfx::Point point(101, 201); |
| ui::MouseEvent event1( |
| ui::ET_MOUSE_PRESSED, point, point, ui::EF_LEFT_MOUSE_BUTTON); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent(&event1); |
| |
| // Event was tested for non-client area for the target window. |
| EXPECT_EQ(1, delegate1->non_client_count()); |
| EXPECT_EQ(0, delegate2->non_client_count()); |
| // The non-client component test was in local coordinates. |
| EXPECT_EQ(gfx::Point(1, 1), delegate1->non_client_location()); |
| // Mouse event was received by target window. |
| EXPECT_EQ(1, delegate1->mouse_event_count()); |
| EXPECT_EQ(0, delegate2->mouse_event_count()); |
| // Event was in local coordinates. |
| EXPECT_EQ(gfx::Point(1, 1), delegate1->mouse_event_location()); |
| // Non-client flag was set. |
| EXPECT_TRUE(delegate1->mouse_event_flags() & ui::EF_IS_NON_CLIENT); |
| } |
| |
| // Check that we correctly track the state of the mouse buttons in response to |
| // button press and release events. |
| TEST_F(RootWindowTest, MouseButtonState) { |
| EXPECT_FALSE(Env::GetInstance()->is_mouse_button_down()); |
| |
| gfx::Point location; |
| scoped_ptr<ui::MouseEvent> event; |
| |
| // Press the left button. |
| event.reset(new ui::MouseEvent( |
| ui::ET_MOUSE_PRESSED, |
| location, |
| location, |
| ui::EF_LEFT_MOUSE_BUTTON)); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent(event.get()); |
| EXPECT_TRUE(Env::GetInstance()->is_mouse_button_down()); |
| |
| // Additionally press the right. |
| event.reset(new ui::MouseEvent( |
| ui::ET_MOUSE_PRESSED, |
| location, |
| location, |
| ui::EF_LEFT_MOUSE_BUTTON | ui::EF_RIGHT_MOUSE_BUTTON)); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent(event.get()); |
| EXPECT_TRUE(Env::GetInstance()->is_mouse_button_down()); |
| |
| // Release the left button. |
| event.reset(new ui::MouseEvent( |
| ui::ET_MOUSE_RELEASED, |
| location, |
| location, |
| ui::EF_RIGHT_MOUSE_BUTTON)); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent(event.get()); |
| EXPECT_TRUE(Env::GetInstance()->is_mouse_button_down()); |
| |
| // Release the right button. We should ignore the Shift-is-down flag. |
| event.reset(new ui::MouseEvent( |
| ui::ET_MOUSE_RELEASED, |
| location, |
| location, |
| ui::EF_SHIFT_DOWN)); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent(event.get()); |
| EXPECT_FALSE(Env::GetInstance()->is_mouse_button_down()); |
| |
| // Press the middle button. |
| event.reset(new ui::MouseEvent( |
| ui::ET_MOUSE_PRESSED, |
| location, |
| location, |
| ui::EF_MIDDLE_MOUSE_BUTTON)); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent(event.get()); |
| EXPECT_TRUE(Env::GetInstance()->is_mouse_button_down()); |
| } |
| |
| TEST_F(RootWindowTest, TranslatedEvent) { |
| scoped_ptr<Window> w1(test::CreateTestWindowWithDelegate(NULL, 1, |
| gfx::Rect(50, 50, 100, 100), root_window())); |
| |
| gfx::Point origin(100, 100); |
| ui::MouseEvent root(ui::ET_MOUSE_PRESSED, origin, origin, 0); |
| |
| EXPECT_EQ("100,100", root.location().ToString()); |
| EXPECT_EQ("100,100", root.root_location().ToString()); |
| |
| ui::MouseEvent translated_event( |
| root, static_cast<Window*>(root_window()), w1.get(), |
| ui::ET_MOUSE_ENTERED, root.flags()); |
| EXPECT_EQ("50,50", translated_event.location().ToString()); |
| EXPECT_EQ("100,100", translated_event.root_location().ToString()); |
| } |
| |
| namespace { |
| |
| class TestEventClient : public client::EventClient { |
| public: |
| static const int kNonLockWindowId = 100; |
| static const int kLockWindowId = 200; |
| |
| explicit TestEventClient(RootWindow* root_window) |
| : root_window_(root_window), |
| lock_(false) { |
| client::SetEventClient(root_window_, this); |
| Window* lock_window = |
| test::CreateTestWindowWithBounds(root_window_->bounds(), root_window_); |
| lock_window->set_id(kLockWindowId); |
| Window* non_lock_window = |
| test::CreateTestWindowWithBounds(root_window_->bounds(), root_window_); |
| non_lock_window->set_id(kNonLockWindowId); |
| } |
| virtual ~TestEventClient() { |
| client::SetEventClient(root_window_, NULL); |
| } |
| |
| // Starts/stops locking. Locking prevents windows other than those inside |
| // the lock container from receiving events, getting focus etc. |
| void Lock() { |
| lock_ = true; |
| } |
| void Unlock() { |
| lock_ = false; |
| } |
| |
| Window* GetLockWindow() { |
| return const_cast<Window*>( |
| static_cast<const TestEventClient*>(this)->GetLockWindow()); |
| } |
| const Window* GetLockWindow() const { |
| return root_window_->GetChildById(kLockWindowId); |
| } |
| Window* GetNonLockWindow() { |
| return root_window_->GetChildById(kNonLockWindowId); |
| } |
| |
| private: |
| // Overridden from client::EventClient: |
| virtual bool CanProcessEventsWithinSubtree( |
| const Window* window) const OVERRIDE { |
| return lock_ ? |
| window->Contains(GetLockWindow()) || GetLockWindow()->Contains(window) : |
| true; |
| } |
| |
| virtual ui::EventTarget* GetToplevelEventTarget() OVERRIDE { |
| return NULL; |
| } |
| |
| RootWindow* root_window_; |
| bool lock_; |
| |
| DISALLOW_COPY_AND_ASSIGN(TestEventClient); |
| }; |
| |
| } // namespace |
| |
| TEST_F(RootWindowTest, CanProcessEventsWithinSubtree) { |
| TestEventClient client(root_window()); |
| test::TestWindowDelegate d; |
| |
| test::TestEventHandler* nonlock_ef = new test::TestEventHandler; |
| test::TestEventHandler* lock_ef = new test::TestEventHandler; |
| client.GetNonLockWindow()->SetEventFilter(nonlock_ef); |
| client.GetLockWindow()->SetEventFilter(lock_ef); |
| |
| Window* w1 = test::CreateTestWindowWithBounds(gfx::Rect(10, 10, 20, 20), |
| client.GetNonLockWindow()); |
| w1->set_id(1); |
| Window* w2 = test::CreateTestWindowWithBounds(gfx::Rect(30, 30, 20, 20), |
| client.GetNonLockWindow()); |
| w2->set_id(2); |
| scoped_ptr<Window> w3( |
| test::CreateTestWindowWithDelegate(&d, 3, gfx::Rect(30, 30, 20, 20), |
| client.GetLockWindow())); |
| |
| w1->Focus(); |
| EXPECT_TRUE(IsFocusedWindow(w1)); |
| |
| client.Lock(); |
| |
| // Since we're locked, the attempt to focus w2 will be ignored. |
| w2->Focus(); |
| EXPECT_TRUE(IsFocusedWindow(w1)); |
| EXPECT_FALSE(IsFocusedWindow(w2)); |
| |
| { |
| // Attempting to send a key event to w1 (not in the lock container) should |
| // cause focus to be reset. |
| test::EventGenerator generator(root_window()); |
| generator.PressKey(ui::VKEY_SPACE, 0); |
| EXPECT_EQ(NULL, client::GetFocusClient(w1)->GetFocusedWindow()); |
| } |
| |
| { |
| // Events sent to a window not in the lock container will not be processed. |
| // i.e. never sent to the non-lock container's event filter. |
| test::EventGenerator generator(root_window(), w1); |
| generator.PressLeftButton(); |
| EXPECT_EQ(0, nonlock_ef->num_mouse_events()); |
| |
| // Events sent to a window in the lock container will be processed. |
| test::EventGenerator generator3(root_window(), w3.get()); |
| generator3.PressLeftButton(); |
| EXPECT_EQ(1, lock_ef->num_mouse_events()); |
| } |
| |
| // Prevent w3 from being deleted by the hierarchy since its delegate is owned |
| // by this scope. |
| w3->parent()->RemoveChild(w3.get()); |
| } |
| |
| TEST_F(RootWindowTest, IgnoreUnknownKeys) { |
| test::TestEventHandler* filter = new ConsumeKeyHandler; |
| root_window()->SetEventFilter(filter); // passes ownership |
| |
| ui::KeyEvent unknown_event(ui::ET_KEY_PRESSED, ui::VKEY_UNKNOWN, 0, false); |
| EXPECT_FALSE(root_window()->AsRootWindowHostDelegate()->OnHostKeyEvent( |
| &unknown_event)); |
| EXPECT_EQ(0, filter->num_key_events()); |
| |
| ui::KeyEvent known_event(ui::ET_KEY_PRESSED, ui::VKEY_A, 0, false); |
| EXPECT_TRUE(root_window()->AsRootWindowHostDelegate()->OnHostKeyEvent( |
| &known_event)); |
| EXPECT_EQ(1, filter->num_key_events()); |
| } |
| |
| // Tests that touch-events that are beyond the bounds of the root-window do get |
| // propagated to the event filters correctly with the root as the target. |
| TEST_F(RootWindowTest, TouchEventsOutsideBounds) { |
| test::TestEventHandler* filter = new test::TestEventHandler; |
| root_window()->SetEventFilter(filter); // passes ownership |
| |
| gfx::Point position = root_window()->bounds().origin(); |
| position.Offset(-10, -10); |
| ui::TouchEvent press(ui::ET_TOUCH_PRESSED, position, 0, base::TimeDelta()); |
| root_window()->AsRootWindowHostDelegate()->OnHostTouchEvent(&press); |
| EXPECT_EQ(1, filter->num_touch_events()); |
| |
| position = root_window()->bounds().origin(); |
| position.Offset(root_window()->bounds().width() + 10, |
| root_window()->bounds().height() + 10); |
| ui::TouchEvent release(ui::ET_TOUCH_RELEASED, position, 0, base::TimeDelta()); |
| root_window()->AsRootWindowHostDelegate()->OnHostTouchEvent(&release); |
| EXPECT_EQ(2, filter->num_touch_events()); |
| } |
| |
| // Tests that scroll events are dispatched correctly. |
| TEST_F(RootWindowTest, ScrollEventDispatch) { |
| test::TestEventHandler* filter = new test::TestEventHandler; |
| root_window()->SetEventFilter(filter); |
| |
| test::TestWindowDelegate delegate; |
| scoped_ptr<Window> w1(CreateWindow(1, root_window(), &delegate)); |
| w1->SetBounds(gfx::Rect(20, 20, 40, 40)); |
| |
| // A scroll event on the root-window itself is not dispatched. |
| ui::ScrollEvent scroll1(ui::ET_SCROLL, gfx::Point(10, 10), 0, 0, -10); |
| root_window()->AsRootWindowHostDelegate()->OnHostScrollEvent(&scroll1); |
| EXPECT_EQ(0, filter->num_scroll_events()); |
| |
| // Scroll event on a window should be dispatched properly. |
| ui::ScrollEvent scroll2(ui::ET_SCROLL, gfx::Point(25, 30), 0, -10, 0); |
| root_window()->AsRootWindowHostDelegate()->OnHostScrollEvent(&scroll2); |
| EXPECT_EQ(1, filter->num_scroll_events()); |
| } |
| |
| namespace { |
| |
| // FilterFilter that tracks the types of events it's seen. |
| class EventFilterRecorder : public ui::EventHandler { |
| public: |
| typedef std::vector<ui::EventType> Events; |
| |
| EventFilterRecorder() {} |
| |
| Events& events() { return events_; } |
| |
| // ui::EventHandler overrides: |
| virtual void OnKeyEvent(ui::KeyEvent* event) OVERRIDE { |
| events_.push_back(event->type()); |
| } |
| |
| virtual void OnMouseEvent(ui::MouseEvent* event) OVERRIDE { |
| events_.push_back(event->type()); |
| } |
| |
| virtual void OnScrollEvent(ui::ScrollEvent* event) OVERRIDE { |
| events_.push_back(event->type()); |
| } |
| |
| virtual void OnTouchEvent(ui::TouchEvent* event) OVERRIDE { |
| events_.push_back(event->type()); |
| } |
| |
| virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE { |
| events_.push_back(event->type()); |
| } |
| |
| private: |
| Events events_; |
| |
| DISALLOW_COPY_AND_ASSIGN(EventFilterRecorder); |
| }; |
| |
| // Converts an EventType to a string. |
| std::string EventTypeToString(ui::EventType type) { |
| switch (type) { |
| case ui::ET_TOUCH_RELEASED: |
| return "TOUCH_RELEASED"; |
| |
| case ui::ET_TOUCH_PRESSED: |
| return "TOUCH_PRESSED"; |
| |
| case ui::ET_TOUCH_MOVED: |
| return "TOUCH_MOVED"; |
| |
| case ui::ET_MOUSE_PRESSED: |
| return "MOUSE_PRESSED"; |
| |
| case ui::ET_MOUSE_DRAGGED: |
| return "MOUSE_DRAGGED"; |
| |
| case ui::ET_MOUSE_RELEASED: |
| return "MOUSE_RELEASED"; |
| |
| case ui::ET_MOUSE_MOVED: |
| return "MOUSE_MOVED"; |
| |
| case ui::ET_MOUSE_ENTERED: |
| return "MOUSE_ENTERED"; |
| |
| case ui::ET_MOUSE_EXITED: |
| return "MOUSE_EXITED"; |
| |
| case ui::ET_GESTURE_SCROLL_BEGIN: |
| return "GESTURE_SCROLL_BEGIN"; |
| |
| case ui::ET_GESTURE_SCROLL_END: |
| return "GESTURE_SCROLL_END"; |
| |
| case ui::ET_GESTURE_SCROLL_UPDATE: |
| return "GESTURE_SCROLL_UPDATE"; |
| |
| case ui::ET_GESTURE_TAP: |
| return "GESTURE_TAP"; |
| |
| case ui::ET_GESTURE_TAP_DOWN: |
| return "GESTURE_TAP_DOWN"; |
| |
| case ui::ET_GESTURE_BEGIN: |
| return "GESTURE_BEGIN"; |
| |
| case ui::ET_GESTURE_END: |
| return "GESTURE_END"; |
| |
| case ui::ET_GESTURE_DOUBLE_TAP: |
| return "GESTURE_DOUBLE_TAP"; |
| |
| default: |
| break; |
| } |
| return ""; |
| } |
| |
| std::string EventTypesToString(const EventFilterRecorder::Events& events) { |
| std::string result; |
| for (size_t i = 0; i < events.size(); ++i) { |
| if (i != 0) |
| result += " "; |
| result += EventTypeToString(events[i]); |
| } |
| return result; |
| } |
| |
| } // namespace |
| |
| TEST_F(RootWindowTest, HoldMouseMove) { |
| EventFilterRecorder* filter = new EventFilterRecorder; |
| root_window()->SetEventFilter(filter); // passes ownership |
| |
| test::TestWindowDelegate delegate; |
| scoped_ptr<aura::Window> window(CreateTestWindowWithDelegate( |
| &delegate, 1, gfx::Rect(0, 0, 100, 100), root_window())); |
| |
| ui::MouseEvent mouse_move_event(ui::ET_MOUSE_MOVED, gfx::Point(0, 0), |
| gfx::Point(0, 0), 0); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent( |
| &mouse_move_event); |
| // Discard MOUSE_ENTER. |
| filter->events().clear(); |
| |
| root_window()->HoldMouseMoves(); |
| |
| // Check that we don't immediately dispatch the MOUSE_DRAGGED event. |
| ui::MouseEvent mouse_dragged_event(ui::ET_MOUSE_DRAGGED, gfx::Point(0, 0), |
| gfx::Point(0, 0), 0); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent( |
| &mouse_dragged_event); |
| EXPECT_TRUE(filter->events().empty()); |
| |
| // Check that we do dispatch the held MOUSE_DRAGGED event before another type |
| // of event. |
| ui::MouseEvent mouse_pressed_event(ui::ET_MOUSE_PRESSED, gfx::Point(0, 0), |
| gfx::Point(0, 0), 0); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent( |
| &mouse_pressed_event); |
| EXPECT_EQ("MOUSE_DRAGGED MOUSE_PRESSED", |
| EventTypesToString(filter->events())); |
| filter->events().clear(); |
| |
| // Check that we coalesce held MOUSE_DRAGGED events. |
| ui::MouseEvent mouse_dragged_event2(ui::ET_MOUSE_DRAGGED, gfx::Point(1, 1), |
| gfx::Point(1, 1), 0); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent( |
| &mouse_dragged_event); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent( |
| &mouse_dragged_event2); |
| EXPECT_TRUE(filter->events().empty()); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent( |
| &mouse_pressed_event); |
| EXPECT_EQ("MOUSE_DRAGGED MOUSE_PRESSED", |
| EventTypesToString(filter->events())); |
| filter->events().clear(); |
| |
| // Check that on ReleaseMouseMoves, held events are not dispatched |
| // immediately, but posted instead. |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent( |
| &mouse_dragged_event); |
| root_window()->ReleaseMouseMoves(); |
| EXPECT_TRUE(filter->events().empty()); |
| RunAllPendingInMessageLoop(); |
| EXPECT_EQ("MOUSE_DRAGGED", EventTypesToString(filter->events())); |
| filter->events().clear(); |
| |
| // However if another message comes in before the dispatch, |
| // the Check that on ReleaseMouseMoves, held events are not dispatched |
| // immediately, but posted instead. |
| root_window()->HoldMouseMoves(); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent( |
| &mouse_dragged_event); |
| root_window()->ReleaseMouseMoves(); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent( |
| &mouse_pressed_event); |
| EXPECT_EQ("MOUSE_DRAGGED MOUSE_PRESSED", |
| EventTypesToString(filter->events())); |
| filter->events().clear(); |
| RunAllPendingInMessageLoop(); |
| EXPECT_TRUE(filter->events().empty()); |
| |
| // Check that if the other message is another MOUSE_DRAGGED, we still coalesce |
| // them. |
| root_window()->HoldMouseMoves(); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent( |
| &mouse_dragged_event); |
| root_window()->ReleaseMouseMoves(); |
| root_window()->AsRootWindowHostDelegate()->OnHostMouseEvent( |
| &mouse_dragged_event2); |
| EXPECT_EQ("MOUSE_DRAGGED", EventTypesToString(filter->events())); |
| filter->events().clear(); |
| RunAllPendingInMessageLoop(); |
| EXPECT_TRUE(filter->events().empty()); |
| } |
| |
| class DeletingEventFilter : public ui::EventHandler { |
| public: |
| DeletingEventFilter() |
| : delete_during_pre_handle_(false) {} |
| virtual ~DeletingEventFilter() {} |
| |
| void Reset(bool delete_during_pre_handle) { |
| delete_during_pre_handle_ = delete_during_pre_handle; |
| } |
| |
| private: |
| // Overridden from ui::EventHandler: |
| virtual void OnKeyEvent(ui::KeyEvent* event) OVERRIDE { |
| if (delete_during_pre_handle_) |
| delete event->target(); |
| } |
| |
| virtual void OnMouseEvent(ui::MouseEvent* event) OVERRIDE { |
| if (delete_during_pre_handle_) |
| delete event->target(); |
| } |
| |
| bool delete_during_pre_handle_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DeletingEventFilter); |
| }; |
| |
| class DeletingWindowDelegate : public test::TestWindowDelegate { |
| public: |
| DeletingWindowDelegate() |
| : window_(NULL), |
| delete_during_handle_(false), |
| got_event_(false) {} |
| virtual ~DeletingWindowDelegate() {} |
| |
| void Reset(Window* window, bool delete_during_handle) { |
| window_ = window; |
| delete_during_handle_ = delete_during_handle; |
| got_event_ = false; |
| } |
| bool got_event() const { return got_event_; } |
| |
| private: |
| // Overridden from WindowDelegate: |
| virtual void OnKeyEvent(ui::KeyEvent* event) OVERRIDE { |
| if (delete_during_handle_) |
| delete window_; |
| got_event_ = true; |
| } |
| |
| virtual void OnMouseEvent(ui::MouseEvent* event) OVERRIDE { |
| if (delete_during_handle_) |
| delete window_; |
| got_event_ = true; |
| } |
| |
| Window* window_; |
| bool delete_during_handle_; |
| bool got_event_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DeletingWindowDelegate); |
| }; |
| |
| TEST_F(RootWindowTest, DeleteWindowDuringDispatch) { |
| // Verifies that we can delete a window during each phase of event handling. |
| // Deleting the window should not cause a crash, only prevent further |
| // processing from occurring. |
| scoped_ptr<Window> w1(CreateWindow(1, root_window(), NULL)); |
| DeletingWindowDelegate d11; |
| Window* w11 = CreateWindow(11, w1.get(), &d11); |
| WindowTracker tracker; |
| DeletingEventFilter* w1_filter = new DeletingEventFilter; |
| w1->SetEventFilter(w1_filter); |
| client::GetFocusClient(w1.get())->FocusWindow(w11); |
| |
| test::EventGenerator generator(root_window(), w11); |
| |
| // First up, no one deletes anything. |
| tracker.Add(w11); |
| d11.Reset(w11, false); |
| |
| generator.PressLeftButton(); |
| EXPECT_TRUE(tracker.Contains(w11)); |
| EXPECT_TRUE(d11.got_event()); |
| generator.ReleaseLeftButton(); |
| |
| // Delegate deletes w11. This will prevent the post-handle step from applying. |
| w1_filter->Reset(false); |
| d11.Reset(w11, true); |
| generator.PressKey(ui::VKEY_A, 0); |
| EXPECT_FALSE(tracker.Contains(w11)); |
| EXPECT_TRUE(d11.got_event()); |
| |
| // Pre-handle step deletes w11. This will prevent the delegate and the post- |
| // handle steps from applying. |
| w11 = CreateWindow(11, w1.get(), &d11); |
| w1_filter->Reset(true); |
| d11.Reset(w11, false); |
| generator.PressLeftButton(); |
| EXPECT_FALSE(tracker.Contains(w11)); |
| EXPECT_FALSE(d11.got_event()); |
| } |
| |
| namespace { |
| |
| // A window delegate that detaches the parent of the target's parent window when |
| // it receives a tap event. |
| class DetachesParentOnTapDelegate : public test::TestWindowDelegate { |
| public: |
| DetachesParentOnTapDelegate() {} |
| virtual ~DetachesParentOnTapDelegate() {} |
| |
| private: |
| virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE { |
| if (event->type() == ui::ET_GESTURE_TAP_DOWN) { |
| event->SetHandled(); |
| return; |
| } |
| |
| if (event->type() == ui::ET_GESTURE_TAP) { |
| Window* parent = static_cast<Window*>(event->target())->parent(); |
| parent->parent()->RemoveChild(parent); |
| event->SetHandled(); |
| } |
| } |
| |
| DISALLOW_COPY_AND_ASSIGN(DetachesParentOnTapDelegate); |
| }; |
| |
| } // namespace |
| |
| // Tests that the gesture recognizer is reset for all child windows when a |
| // window hides. No expectations, just checks that the test does not crash. |
| TEST_F(RootWindowTest, GestureRecognizerResetsTargetWhenParentHides) { |
| scoped_ptr<Window> w1(CreateWindow(1, root_window(), NULL)); |
| DetachesParentOnTapDelegate delegate; |
| scoped_ptr<Window> parent(CreateWindow(22, w1.get(), NULL)); |
| Window* child = CreateWindow(11, parent.get(), &delegate); |
| test::EventGenerator generator(root_window(), child); |
| generator.GestureTapAt(gfx::Point(40, 40)); |
| } |
| |
| } // namespace aura |