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/*
* SPDX-FileCopyrightText: 2014 Antonis Tsiapaliokas <antonis.tsiapaliokas@kde.org>
* SPDX-FileCopyrightText: 2022 Devin Lin <devin@kde.org>
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#pragma once
#include <QObject>
#include <QPointer>
#include <QQuickItem>
#include <QQuickWindow>
#include <QTimer>
#include <qqmlregistration.h>
#include <KConfigWatcher>
#include <KSharedConfig>
#include <KWayland/Client/connection_thread.h>
#include <KWayland/Client/plasmawindowmanagement.h>
#include <KWayland/Client/registry.h>
#include <KWayland/Client/surface.h>
/**
* Utility class that provides useful functions related to windows and KWin+KWayland.
*
* @author Devin Lin <devin@kde.org>
**/
class WindowUtil : public QObject
{
Q_OBJECT
QML_ELEMENT
QML_SINGLETON
Q_PROPERTY(bool isShowingDesktop READ isShowingDesktop WRITE requestShowingDesktop NOTIFY showingDesktopChanged)
Q_PROPERTY(bool hasCloseableActiveWindow READ hasCloseableActiveWindow NOTIFY hasCloseableActiveWindowChanged)
Q_PROPERTY(bool activeWindowIsShell READ activeWindowIsShell NOTIFY activeWindowIsShellChanged)
public:
WindowUtil(QObject *parent = nullptr);
/**
* Whether the shell is in "desktop showing" mode, where all windows
* are moved aside.
*/
bool isShowingDesktop() const;
/**
* Whether the active window being shown is a shell window.
*/
bool activeWindowIsShell() const;
/**
* Whether the current active window can be closed.
*/
bool hasCloseableActiveWindow() const;
/**
* Get the list of windows associated to a storage id.
*/
QList<KWayland::Client::PlasmaWindow *> windowsFromStorageId(const QString &storageId) const;
/**
* Activates the first window by its associated storage id.
*
* @param storageId the window's storage id
* @returns whether a window was activated
*/
Q_INVOKABLE bool activateWindowByStorageId(const QString &storageId);
/**
* Close the current active window.
*/
Q_INVOKABLE void closeActiveWindow();
/**
* Toggle whether we are in the "desktop showing" mode.
*
* @param showingDesktop Whether "desktop showing" mode should be enabled.
*/
Q_INVOKABLE void requestShowingDesktop(bool showingDesktop);
/**
* Minimize all windows.
*/
Q_INVOKABLE void minimizeAll();
/**
* Unset minimized geometries of all windows for an item's window.
*
* @param parent The parent item, which is of the same window that will have geometries unset.
*/
Q_INVOKABLE void unsetAllMinimizedGeometries(QQuickItem *parent);
Q_SIGNALS:
// Emitted when a window has been opened
void windowCreated(KWayland::Client::PlasmaWindow *window);
void showingDesktopChanged(bool showingDesktop);
void hasCloseableActiveWindowChanged();
void activeWindowChanged();
void activeWindowIsShellChanged();
// Emitted on window open or close
void windowChanged(QString storageId);
// Emitted when an application is launched
void appActivationStarted(const QString &appId, const QString &iconName);
// Emitted when an application has finished launching
void appActivationFinished(const QString &appId, const QString &iconName);
private Q_SLOTS:
void updateActiveWindowIsShell();
void forgetActiveWindow();
void updateShowingDesktop(bool showing);
void windowCreatedSlot(KWayland::Client::PlasmaWindow *window);
private:
void initWayland();
void updateActiveWindow();
KWayland::Client::PlasmaWindowManagement *m_windowManagement = nullptr;
QPointer<KWayland::Client::PlasmaWindow> m_activeWindow;
QTimer *m_activeWindowTimer;
bool m_showingDesktop = false;
bool m_activeWindowIsShell = false;
QHash<QString, QList<KWayland::Client::PlasmaWindow *>> m_windows; // <storageId, window>
};
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