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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/ash/ash_test_util.h"
#include "base/memory/raw_ptr.h"
#include "base/run_loop.h"
#include "chromeos/ui/base/window_properties.h"
#include "chromeos/ui/base/window_state_type.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/aura/window.h"
#include "ui/aura/window_observer.h"
#include "ui/base/test/ui_controls.h"
#include "ui/wm/core/window_util.h"
namespace test {
namespace {
// Wait until the window's state changes to given the snapped state.
// The window should stay alive, so no need to observer destroying.
class SnapWaiter : public aura::WindowObserver {
public:
SnapWaiter(aura::Window* window, chromeos::WindowStateType type)
: window_(window), type_(type) {
window->AddObserver(this);
}
SnapWaiter(const SnapWaiter&) = delete;
SnapWaiter& operator=(const SnapWaiter&) = delete;
~SnapWaiter() override { window_->RemoveObserver(this); }
// aura::WindowObserver:
void OnWindowPropertyChanged(aura::Window* window,
const void* key,
intptr_t old) override {
if (key == chromeos::kWindowStateTypeKey && IsSnapped())
run_loop_.Quit();
}
void Wait() { run_loop_.Run(); }
bool IsSnapped() const {
return window_->GetProperty(chromeos::kWindowStateTypeKey) == type_;
}
private:
raw_ptr<aura::Window, ExperimentalAsh> window_;
chromeos::WindowStateType type_;
base::RunLoop run_loop_;
};
} // namespace
void ActivateAndSnapWindow(aura::Window* window,
chromeos::WindowStateType type) {
DCHECK(window);
if (!wm::IsActiveWindow(window))
wm::ActivateWindow(window);
ASSERT_TRUE(wm::IsActiveWindow(window));
SnapWaiter snap_waiter(window, type);
ASSERT_TRUE(type == chromeos::WindowStateType::kSecondarySnapped ||
type == chromeos::WindowStateType::kPrimarySnapped);
// Early return if it's already snapped.
if (snap_waiter.IsSnapped())
return;
ui_controls::SendKeyPress(window,
type == chromeos::WindowStateType::kPrimarySnapped
? ui::VKEY_OEM_4
: ui::VKEY_OEM_6,
/*control=*/false,
/*shift=*/false,
/*alt=*/true,
/*command=*/false);
snap_waiter.Wait();
}
} // namespace test
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