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// 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 "ash/accelerators/accelerator_controller.h"
#include "ash/session_state_delegate.h"
#include "ash/shell.h"
#include "ash/shell_window_ids.h"
#include "ash/test/ash_test_base.h"
#include "base/bind.h"
#include "base/event_types.h"
#include "base/message_loop/message_loop.h"
#include "ui/aura/client/dispatcher_client.h"
#include "ui/aura/root_window.h"
#include "ui/aura/test/test_windows.h"
#include "ui/aura/window.h"
#include "ui/base/accelerators/accelerator.h"
#include "ui/events/event_constants.h"
#include "ui/events/event_utils.h"
#if defined(USE_X11)
#include <X11/Xlib.h>
#include "ui/events/test/events_test_utils_x11.h"
#endif // USE_X11
namespace ash {
namespace test {
namespace {
class MockDispatcher : public base::MessageLoop::Dispatcher {
public:
MockDispatcher() : num_key_events_dispatched_(0) {
}
int num_key_events_dispatched() { return num_key_events_dispatched_; }
#if defined(OS_WIN) || defined(USE_X11) || defined(USE_OZONE)
virtual bool Dispatch(const base::NativeEvent& event) OVERRIDE {
if (ui::EventTypeFromNative(event) == ui::ET_KEY_RELEASED)
num_key_events_dispatched_++;
return !ui::IsNoopEvent(event);
}
#endif
private:
int num_key_events_dispatched_;
};
class TestTarget : public ui::AcceleratorTarget {
public:
TestTarget() : accelerator_pressed_count_(0) {
}
virtual ~TestTarget() {
}
int accelerator_pressed_count() const {
return accelerator_pressed_count_;
}
// Overridden from ui::AcceleratorTarget:
virtual bool AcceleratorPressed(const ui::Accelerator& accelerator) OVERRIDE {
accelerator_pressed_count_++;
return true;
}
virtual bool CanHandleAccelerators() const OVERRIDE {
return true;
}
private:
int accelerator_pressed_count_;
DISALLOW_COPY_AND_ASSIGN(TestTarget);
};
void DispatchKeyReleaseA() {
// Sending both keydown and keyup is necessary here because the accelerator
// manager only checks a keyup event following a keydown event. See
// ShouldHandle() in ui/base/accelerators/accelerator_manager.cc for details.
#if defined(OS_WIN)
MSG native_event_down = { NULL, WM_KEYDOWN, ui::VKEY_A, 0 };
ash::Shell::GetPrimaryRootWindow()->host()->PostNativeEvent(
native_event_down);
MSG native_event_up = { NULL, WM_KEYUP, ui::VKEY_A, 0 };
ash::Shell::GetPrimaryRootWindow()->host()->PostNativeEvent(native_event_up);
#elif defined(USE_X11)
ui::ScopedXI2Event native_event;
native_event.InitKeyEvent(ui::ET_KEY_PRESSED, ui::VKEY_A, 0);
aura::WindowEventDispatcher* dispatcher =
ash::Shell::GetPrimaryRootWindow()->GetDispatcher();
dispatcher->host()->PostNativeEvent(native_event);
native_event.InitKeyEvent(ui::ET_KEY_RELEASED, ui::VKEY_A, 0);
dispatcher->host()->PostNativeEvent(native_event);
#endif
// Send noop event to signal dispatcher to exit.
dispatcher->host()->PostNativeEvent(ui::CreateNoopEvent());
}
} // namespace
typedef AshTestBase NestedDispatcherTest;
// Aura window below lock screen in z order.
TEST_F(NestedDispatcherTest, AssociatedWindowBelowLockScreen) {
MockDispatcher inner_dispatcher;
scoped_ptr<aura::Window> associated_window(CreateTestWindowInShellWithId(0));
Shell::GetInstance()->session_state_delegate()->LockScreen();
DispatchKeyReleaseA();
aura::Window* root_window = ash::Shell::GetPrimaryRootWindow();
aura::client::GetDispatcherClient(root_window)->RunWithDispatcher(
&inner_dispatcher,
associated_window.get(),
true /* nestable_tasks_allowed */);
EXPECT_EQ(0, inner_dispatcher.num_key_events_dispatched());
Shell::GetInstance()->session_state_delegate()->UnlockScreen();
}
// Aura window above lock screen in z order.
TEST_F(NestedDispatcherTest, AssociatedWindowAboveLockScreen) {
MockDispatcher inner_dispatcher;
scoped_ptr<aura::Window>mock_lock_container(
CreateTestWindowInShellWithId(0));
aura::test::CreateTestWindowWithId(0, mock_lock_container.get());
scoped_ptr<aura::Window> associated_window(CreateTestWindowInShellWithId(0));
EXPECT_TRUE(aura::test::WindowIsAbove(associated_window.get(),
mock_lock_container.get()));
DispatchKeyReleaseA();
aura::Window* root_window = ash::Shell::GetPrimaryRootWindow();
aura::client::GetDispatcherClient(root_window)->RunWithDispatcher(
&inner_dispatcher,
associated_window.get(),
true /* nestable_tasks_allowed */);
EXPECT_EQ(1, inner_dispatcher.num_key_events_dispatched());
}
// Test that the nested dispatcher handles accelerators.
TEST_F(NestedDispatcherTest, AcceleratorsHandled) {
MockDispatcher inner_dispatcher;
aura::Window* root_window = ash::Shell::GetPrimaryRootWindow();
ui::Accelerator accelerator(ui::VKEY_A, ui::EF_NONE);
accelerator.set_type(ui::ET_KEY_RELEASED);
TestTarget target;
Shell::GetInstance()->accelerator_controller()->Register(accelerator,
&target);
DispatchKeyReleaseA();
aura::client::GetDispatcherClient(root_window)->RunWithDispatcher(
&inner_dispatcher,
root_window,
true /* nestable_tasks_allowed */);
EXPECT_EQ(0, inner_dispatcher.num_key_events_dispatched());
EXPECT_EQ(1, target.accelerator_pressed_count());
}
} // namespace test
} // namespace ash
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