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/* BEGIN_COMMON_COPYRIGHT_HEADER
* (c)LGPL2+
*
* LXQt - a lightweight, Qt based, desktop toolset
* https://lxqt.org
*
* Copyright: 2011 Razor team
* 2014 LXQt team
* Authors:
* Alexander Sokoloff <sokoloff.a@gmail.com>
* Kuzma Shapran <kuzma.shapran@gmail.com>
*
* This program or library is free software; you can redistribute it
* and/or modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*
* END_COMMON_COPYRIGHT_HEADER */
#ifndef LXQTTASKBUTTON_H
#define LXQTTASKBUTTON_H
#include <QToolButton>
#include <QProxyStyle>
#include "../panel/ilxqtpanel.h"
class QPainter;
class QPalette;
class QMimeData;
class LXQtTaskBar;
class ILXQtAbstractWMInterface;
class LeftAlignedTextStyle : public QProxyStyle
{
using QProxyStyle::QProxyStyle;
public:
virtual void drawItemText(QPainter * painter, const QRect & rect, int flags
, const QPalette & pal, bool enabled, const QString & text
, QPalette::ColorRole textRole = QPalette::NoRole) const override;
};
class LXQtTaskButton : public QToolButton
{
Q_OBJECT
Q_PROPERTY(Qt::Corner origin READ origin WRITE setOrigin)
public:
explicit LXQtTaskButton(const WId window, LXQtTaskBar * taskBar, QWidget *parent = nullptr);
virtual ~LXQtTaskButton();
bool isApplicationHidden() const;
bool isApplicationActive() const;
WId windowId() const { return mWindow; }
bool hasUrgencyHint() const { return mUrgencyHint; }
void setUrgencyHint(bool set);
bool isOnDesktop(int desktop) const;
bool isOnCurrentScreen() const;
bool isMinimized() const;
void updateText();
Qt::Corner origin() const;
virtual void setAutoRotation(bool value, ILXQtPanel::Position position);
LXQtTaskBar * parentTaskBar() const {return mParentTaskBar;}
static QString mimeDataFormat() { return QLatin1String("lxqt/lxqttaskbutton"); }
/*! \return true if this button received DragEnter event (and no DragLeave event yet)
* */
bool hasDragAndDropHover() const;
public slots:
void raiseApplication();
void minimizeApplication();
void maximizeApplication();
void deMaximizeApplication();
void shadeApplication();
void unShadeApplication();
void closeApplication();
void moveApplicationToDesktop();
void moveApplication();
void resizeApplication();
void setApplicationLayer();
void setOrigin(Qt::Corner);
void updateIcon();
protected:
virtual void changeEvent(QEvent *event);
virtual void dragEnterEvent(QDragEnterEvent *event);
virtual void dragMoveEvent(QDragMoveEvent * event);
virtual void dragLeaveEvent(QDragLeaveEvent *event);
virtual void dropEvent(QDropEvent *event);
void mousePressEvent(QMouseEvent *event);
void mouseReleaseEvent(QMouseEvent *event);
void mouseMoveEvent(QMouseEvent *event);
void wheelEvent(QWheelEvent* event);
virtual void contextMenuEvent(QContextMenuEvent *event);
void paintEvent(QPaintEvent *);
void setWindowId(WId wid) {mWindow = wid;}
virtual QMimeData * mimeData();
static bool sDraggging;
inline ILXQtPanelPlugin * plugin() const { return mPlugin; }
void setTextExplicitly(const QString& str);
protected:
//TODO: public getter instead?
ILXQtAbstractWMInterface *mBackend;
private:
void moveApplicationToPrevNextDesktop(bool next);
void moveApplicationToPrevNextMonitor(bool next);
WId mWindow;
bool mUrgencyHint;
QPoint mDragStartPosition;
Qt::Corner mOrigin;
LXQtTaskBar * mParentTaskBar;
ILXQtPanelPlugin * mPlugin;
int mIconSize;
int mWheelDelta;
QString mExplicitlySetText;
// Timer for when draggind something into a button (the button's window
// must be activated so that the use can continue dragging to the window
QTimer * mDNDTimer;
// Timer for distinguishing between separate mouse wheel rotations
QTimer * mWheelTimer;
signals:
void dropped(QObject * dragSource, QPoint const & pos);
void dragging(QObject * dragSource, QPoint const & pos);
};
typedef QHash<WId,LXQtTaskButton*> LXQtTaskButtonHash;
#endif // LXQTTASKBUTTON_H
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