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// 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 "ui/wm/core/nested_accelerator_controller.h"
#include "base/bind.h"
#include "base/event_types.h"
#include "base/message_loop/message_loop.h"
#include "ui/aura/test/aura_test_base.h"
#include "ui/aura/test/test_windows.h"
#include "ui/aura/window.h"
#include "ui/aura/window_event_dispatcher.h"
#include "ui/base/accelerators/accelerator.h"
#include "ui/base/accelerators/accelerator.h"
#include "ui/base/accelerators/accelerator_manager.h"
#include "ui/events/event_constants.h"
#include "ui/events/event_utils.h"
#include "ui/events/platform/platform_event_dispatcher.h"
#include "ui/events/platform/platform_event_source.h"
#include "ui/events/platform/scoped_event_dispatcher.h"
#include "ui/wm/core/nested_accelerator_delegate.h"
#include "ui/wm/public/dispatcher_client.h"
#if defined(USE_X11)
#include <X11/Xlib.h>
#include "ui/aura/test/x11_event_sender.h"
#include "ui/events/test/events_test_utils_x11.h"
#endif // USE_X11
namespace wm {
namespace test {
namespace {
class MockDispatcher : public ui::PlatformEventDispatcher {
public:
MockDispatcher() : num_key_events_dispatched_(0) {}
int num_key_events_dispatched() { return num_key_events_dispatched_; }
private:
// ui::PlatformEventDispatcher:
bool CanDispatchEvent(const ui::PlatformEvent& event) override {
return true;
}
uint32_t DispatchEvent(const ui::PlatformEvent& event) override {
if (ui::EventTypeFromNative(event) == ui::ET_KEY_RELEASED)
num_key_events_dispatched_++;
return ui::POST_DISPATCH_NONE;
}
int num_key_events_dispatched_;
DISALLOW_COPY_AND_ASSIGN(MockDispatcher);
};
class TestTarget : public ui::AcceleratorTarget {
public:
TestTarget() : accelerator_pressed_count_(0) {}
~TestTarget() override {}
int accelerator_pressed_count() const { return accelerator_pressed_count_; }
// Overridden from ui::AcceleratorTarget:
bool AcceleratorPressed(const ui::Accelerator& accelerator) override {
accelerator_pressed_count_++;
return true;
}
bool CanHandleAccelerators() const override { return true; }
private:
int accelerator_pressed_count_;
DISALLOW_COPY_AND_ASSIGN(TestTarget);
};
void DispatchKeyReleaseA(aura::Window* root_window) {
// 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)
aura::WindowTreeHost* host = root_window->GetHost();
HWND hwnd = host->GetAcceleratedWidget();
::PostMessage(hwnd, WM_KEYDOWN, ui::VKEY_A, 0);
::PostMessage(hwnd, WM_KEYUP, ui::VKEY_A, 0);
#elif defined(USE_X11)
ui::ScopedXI2Event native_event;
native_event.InitKeyEvent(ui::ET_KEY_PRESSED, ui::VKEY_A, 0);
aura::WindowTreeHost* host = root_window->GetHost();
aura::test::PostEventToWindowTreeHost(*native_event, host);
native_event.InitKeyEvent(ui::ET_KEY_RELEASED, ui::VKEY_A, 0);
aura::test::PostEventToWindowTreeHost(*native_event, host);
#endif
// Make sure the inner message-loop terminates after dispatching the events.
base::MessageLoop::current()->PostTask(
FROM_HERE, base::MessageLoop::current()->QuitClosure());
}
class MockNestedAcceleratorDelegate : public NestedAcceleratorDelegate {
public:
MockNestedAcceleratorDelegate()
: accelerator_manager_(new ui::AcceleratorManager) {}
~MockNestedAcceleratorDelegate() override {}
// NestedAcceleratorDelegate:
Result ProcessAccelerator(const ui::Accelerator& accelerator) override {
return accelerator_manager_->Process(accelerator) ?
RESULT_PROCESSED : RESULT_NOT_PROCESSED;
}
void Register(const ui::Accelerator& accelerator,
ui::AcceleratorTarget* target) {
accelerator_manager_->Register(
accelerator, ui::AcceleratorManager::kNormalPriority, target);
}
private:
scoped_ptr<ui::AcceleratorManager> accelerator_manager_;
DISALLOW_COPY_AND_ASSIGN(MockNestedAcceleratorDelegate);
};
class NestedAcceleratorTest : public aura::test::AuraTestBase {
public:
NestedAcceleratorTest() {}
~NestedAcceleratorTest() override {}
void SetUp() override {
AuraTestBase::SetUp();
delegate_ = new MockNestedAcceleratorDelegate();
nested_accelerator_controller_.reset(
new NestedAcceleratorController(delegate_));
aura::client::SetDispatcherClient(root_window(),
nested_accelerator_controller_.get());
}
void TearDown() override {
aura::client::SetDispatcherClient(root_window(), NULL);
AuraTestBase::TearDown();
delegate_ = NULL;
nested_accelerator_controller_.reset();
}
MockNestedAcceleratorDelegate* delegate() { return delegate_; }
private:
scoped_ptr<NestedAcceleratorController> nested_accelerator_controller_;
MockNestedAcceleratorDelegate* delegate_;
DISALLOW_COPY_AND_ASSIGN(NestedAcceleratorTest);
};
} // namespace
// Aura window above lock screen in z order.
// http://crbug.com/396494
TEST_F(NestedAcceleratorTest, DISABLED_AssociatedWindowAboveLockScreen) {
// TODO(oshima|sadrul): remove when Win implements PES.
if (!ui::PlatformEventSource::GetInstance())
return;
MockDispatcher inner_dispatcher;
scoped_ptr<aura::Window> mock_lock_container(
CreateNormalWindow(0, root_window(), NULL));
aura::test::CreateTestWindowWithId(1, mock_lock_container.get());
scoped_ptr<aura::Window> associated_window(
CreateNormalWindow(2, root_window(), NULL));
EXPECT_TRUE(aura::test::WindowIsAbove(associated_window.get(),
mock_lock_container.get()));
DispatchKeyReleaseA(root_window());
scoped_ptr<ui::ScopedEventDispatcher> override_dispatcher =
ui::PlatformEventSource::GetInstance()->OverrideDispatcher(
&inner_dispatcher);
aura::client::DispatcherRunLoop run_loop(
aura::client::GetDispatcherClient(root_window()), NULL);
run_loop.Run();
EXPECT_EQ(1, inner_dispatcher.num_key_events_dispatched());
}
// Test that the nested dispatcher handles accelerators.
// http://crbug.com/396494
TEST_F(NestedAcceleratorTest, DISABLED_AcceleratorsHandled) {
// TODO(oshima|sadrul): remove when Win implements PES.
if (!ui::PlatformEventSource::GetInstance())
return;
MockDispatcher inner_dispatcher;
ui::Accelerator accelerator(ui::VKEY_A, ui::EF_NONE);
accelerator.set_type(ui::ET_KEY_RELEASED);
TestTarget target;
delegate()->Register(accelerator, &target);
DispatchKeyReleaseA(root_window());
scoped_ptr<ui::ScopedEventDispatcher> override_dispatcher =
ui::PlatformEventSource::GetInstance()->OverrideDispatcher(
&inner_dispatcher);
aura::client::DispatcherRunLoop run_loop(
aura::client::GetDispatcherClient(root_window()), NULL);
run_loop.Run();
EXPECT_EQ(0, inner_dispatcher.num_key_events_dispatched());
EXPECT_EQ(1, target.accelerator_pressed_count());
}
} // namespace test
} // namespace wm
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