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latte-dock/app/view/helpers/floatinggapwindow.h

79 lines
2.0 KiB
C++

/*
SPDX-FileCopyrightText: 2020 Michail Vourlakos <mvourlakos@gmail.com>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef FLOATINGGAPWINDOW_H
#define FLOATINGWINDOW_H
// local
#include "subwindow.h"
#include "../../lattecorona.h"
#include "../../wm/windowinfowrap.h"
// Qt
#include <QObject>
#include <QQuickView>
#include <QTimer>
namespace KWayland {
namespace Client {
class PlasmaShellSurface;
}
}
namespace Latte {
class Corona;
class View;
}
namespace Latte {
namespace ViewPart {
//! What is the importance of this class?
//!
//! This window is responsible to identify if the mouse is still present
//! in the REAL FLOATING GAP between the VIEW and the SCREEN EDGE.
//! When VIEWS are REAL FLOATING then the VIEW Window is really placed
//! as it is shown to the user. In that case we need a way to check
//! where the mouse is even though it is OUTSIDE the VIEW or the
//! SCREENEDGEGHOSTWINDOW. The main functionality of FloatingGapWindow
//! is that it is TEMPORARILY shown/draw after a MUSTHIDE signal of
//! VisibilityManager was sent; in order to check if the mouse is still
//! inside the FLOATINGGAP. After it has really identified where mouse
//! is present, an FloatingGapWindow::asyncContainsMouse(contains) signal
//! is sent.
class FloatingGapWindow : public SubWindow
{
Q_OBJECT
public:
FloatingGapWindow(Latte::View *view);
~FloatingGapWindow() override;
void callAsyncContainsMouse();
signals:
void asyncContainsMouseChanged(bool contains); //called from visibility to check if mouse is in the free sensitive floating area
protected:
bool event(QEvent *ev) override;
QString validTitlePrefix() const override;
void updateGeometry() override;
private:
void triggerAsyncContainsMouseSignals();
private:
bool m_containsMouse{false};
bool m_inAsyncContainsMouse{false}; //called from visibility to check if mouse is in the free sensitive floating area
QTimer m_asyncMouseTimer; //called from visibility to check if mouse is in the free sensitive floating area
};
}
}
#endif