1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the QtGui module of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

    27 **

    28 ** If you have questions regarding the use of this file, please contact

    29 ** Nokia at qt-info@nokia.com.

    30 **

    31 **

    32 **

    33 **

    34 **

    35 **

    36 **

    37 **

    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 #ifndef QSYSTEMTRAYICON_P_H

    43 #define QSYSTEMTRAYICON_P_H

    44 

    45 //

    46 //  W A R N I N G

    47 //  -------------

    48 //

    49 // This file is not part of the Qt API.  It exists for the convenience

    50 // of a number of Qt sources files.  This header file may change from

    51 // version to version without notice, or even be removed.

    52 //

    53 // We mean it.

    54 //

    55 

    56 #include "qsystemtrayicon.h"

    57 #include "private/qobject_p.h"

    58 

    59 #ifndef QT_NO_SYSTEMTRAYICON

    60 

    61 #include "QtGui/qmenu.h"

    62 #include "QtGui/qpixmap.h"

    63 #include "QtCore/qstring.h"

    64 #include "QtCore/qpointer.h"

    65 

    66 QT_BEGIN_NAMESPACE

    67 

    68 class QSystemTrayIconSys;

    69 class QToolButton;

    70 class QLabel;

    71 

    72 class QSystemTrayIconPrivate : public QObjectPrivate

    73 {

    74     Q_DECLARE_PUBLIC(QSystemTrayIcon)

    75 

    76 public:

    77     QSystemTrayIconPrivate() : sys(0), visible(false) { }

    78 

    79     void install_sys();

    80     void remove_sys();

    81     void updateIcon_sys();

    82     void updateToolTip_sys();

    83     void updateMenu_sys();

    84     QRect geometry_sys() const;

    85     void showMessage_sys(const QString &msg, const QString &title, QSystemTrayIcon::MessageIcon icon, int secs);

    86     static bool isSystemTrayAvailable_sys();

    87 

    88     QPointer<QMenu> menu;

    89     QIcon icon;

    90     QString toolTip;

    91     QSystemTrayIconSys *sys;

    92     bool visible;

    93 };

    94 

    95 class QBalloonTip : public QWidget

    96 {

    97 public:

    98     static void showBalloon(QSystemTrayIcon::MessageIcon icon, const QString& title,

    99                             const QString& msg, QSystemTrayIcon *trayIcon,

   100                             const QPoint& pos, int timeout, bool showArrow = true);

   101     static void hideBalloon();

   102     static bool isBalloonVisible();

   103 

   104 private:

   105     QBalloonTip(QSystemTrayIcon::MessageIcon icon, const QString& title,

   106                 const QString& msg, QSystemTrayIcon *trayIcon);

   107     ~QBalloonTip();

   108     void balloon(const QPoint&, int, bool);

   109 

   110 protected:

   111     void paintEvent(QPaintEvent *);

   112     void resizeEvent(QResizeEvent *);

   113     void mousePressEvent(QMouseEvent *e);

   114     void timerEvent(QTimerEvent *e);

   115 

   116 private:

   117     QSystemTrayIcon *trayIcon;

   118     QPixmap pixmap;

   119     int timerId;

   120 };

   121 

   122 #if defined(Q_WS_X11)

   123 QT_BEGIN_INCLUDE_NAMESPACE

   124 #include <QtCore/qcoreapplication.h>

   125 #include <X11/Xlib.h>

   126 #include <X11/Xatom.h>

   127 #include <X11/Xutil.h>

   128 QT_END_INCLUDE_NAMESPACE

   129 

   130 class QSystemTrayIconSys : public QWidget

   131 {

   132     friend class QSystemTrayIconPrivate;

   133 

   134 public:

   135     QSystemTrayIconSys(QSystemTrayIcon *q);

   136     ~QSystemTrayIconSys();

   137     enum {

   138         SYSTEM_TRAY_REQUEST_DOCK = 0,

   139         SYSTEM_TRAY_BEGIN_MESSAGE = 1,

   140         SYSTEM_TRAY_CANCEL_MESSAGE =2

   141     };

   142 

   143     void addToTray();

   144     void updateIcon();

   145     XVisualInfo* getSysTrayVisualInfo();

   146 

   147     // QObject::event is public but QWidget's ::event() re-implementation

   148     // is protected ;(

   149     inline bool deliverToolTipEvent(QEvent *e)

   150     { return QWidget::event(e); }

   151 

   152     static Window sysTrayWindow;

   153     static QList<QSystemTrayIconSys *> trayIcons;

   154     static QCoreApplication::EventFilter oldEventFilter;

   155     static bool sysTrayTracker(void *message, long *result);

   156     static Window locateSystemTray();

   157     static Atom sysTraySelection;

   158     static XVisualInfo sysTrayVisual;

   159 

   160 protected:

   161     void paintEvent(QPaintEvent *pe);

   162     void resizeEvent(QResizeEvent *re);

   163     bool x11Event(XEvent *event);

   164     void mousePressEvent(QMouseEvent *event);

   165     void mouseDoubleClickEvent(QMouseEvent *event);

   166     void wheelEvent(QWheelEvent *event);

   167     bool event(QEvent *e);

   168 

   169 private:

   170     QPixmap background;

   171     QSystemTrayIcon *q;

   172     Colormap colormap;

   173 };

   174 #endif // Q_WS_X11

   175 

   176 QT_END_NAMESPACE

   177 

   178 #endif // QT_NO_SYSTEMTRAYICON

   179 

   180 #endif // QSYSTEMTRAYICON_P_H

   181