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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_BASE_IME_WIN_ON_SCREEN_KEYBOARD_DISPLAY_MANAGER_INPUT_PANE_H_
#define UI_BASE_IME_WIN_ON_SCREEN_KEYBOARD_DISPLAY_MANAGER_INPUT_PANE_H_
#include <inputpaneinterop.h>
#include <windows.ui.viewmanagement.h>
#include <wrl/client.h>
#include <wrl/event.h>
#include <memory>
#include "base/component_export.h"
#include "base/observer_list.h"
#include "base/task/single_thread_task_runner.h"
#include "base/win/windows_types.h"
#include "ui/base/ime/mojom/virtual_keyboard_types.mojom-shared.h"
#include "ui/base/ime/virtual_keyboard_controller.h"
#include "ui/base/ime/win/virtual_keyboard_debounce_timer.h"
#include "ui/gfx/geometry/rect.h"
namespace ui {
class OnScreenKeyboardTest;
// This class provides an implementation of the OnScreenKeyboardDisplayManager
// that uses InputPane which is available on Windows >= 10.0.10240.0.
class COMPONENT_EXPORT(UI_BASE_IME_WIN)
OnScreenKeyboardDisplayManagerInputPane final
: public VirtualKeyboardController {
public:
explicit OnScreenKeyboardDisplayManagerInputPane(HWND hwnd);
OnScreenKeyboardDisplayManagerInputPane(
const OnScreenKeyboardDisplayManagerInputPane&) = delete;
OnScreenKeyboardDisplayManagerInputPane& operator=(
const OnScreenKeyboardDisplayManagerInputPane&) = delete;
~OnScreenKeyboardDisplayManagerInputPane() override;
// VirtualKeyboardController:
bool DisplayVirtualKeyboard() override;
void DismissVirtualKeyboard() override;
void AddObserver(VirtualKeyboardControllerObserver* observer) override;
void RemoveObserver(VirtualKeyboardControllerObserver* observer) override;
bool IsKeyboardVisible() override;
void SetInputPaneForTesting(
Microsoft::WRL::ComPtr<ABI::Windows::UI::ViewManagement::IInputPane>
pane);
// Returns whether show/hide VK API is called from
// VirtualKeyboardController or not.
mojom::VirtualKeyboardVisibilityRequest
GetLastVirtualKeyboardVisibilityRequest() const {
return last_vk_visibility_request_;
}
private:
class VirtualKeyboardInputPane;
friend class OnScreenKeyboardTest;
void NotifyObserversOnKeyboardShown(gfx::Rect rect);
void NotifyObserversOnKeyboardHidden();
// This executes when the debounce timer expires.
void Run();
// The main window which displays the on screen keyboard.
const HWND hwnd_;
base::ObserverList<VirtualKeyboardControllerObserver, false>::Unchecked
observers_;
const scoped_refptr<base::SingleThreadTaskRunner> main_task_runner_;
const scoped_refptr<base::SingleThreadTaskRunner> background_task_runner_;
scoped_refptr<VirtualKeyboardInputPane> virtual_keyboard_input_pane_;
bool is_keyboard_visible_;
mojom::VirtualKeyboardVisibilityRequest last_vk_visibility_request_ =
mojom::VirtualKeyboardVisibilityRequest::NONE;
std::unique_ptr<VirtualKeyboardDebounceTimer> debouncer_;
base::WeakPtrFactory<OnScreenKeyboardDisplayManagerInputPane> weak_factory_{
this};
};
} // namespace ui
#endif // UI_BASE_IME_WIN_ON_SCREEN_KEYBOARD_DISPLAY_MANAGER_INPUT_PANE_H_
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