blob: c6574f470f17c4207dcc229cfa989cd16454947e [file] [log] [blame]
// 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