source: trunk/src/gui/util/qsystemtrayicon_pm.cpp@ 350

/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information ([email protected])
**
** Copyright (C) 2009 netlabs.org. OS/2 parts.
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at [email protected].
** $QT_END_LICENSE$
**
****************************************************************************/

#include "qsystemtrayicon_p.h"

#ifndef QT_NO_SYSTEMTRAYICON

#include "qapplication.h"
#include "qdesktopwidget.h"
#include "qt_os2.h"

#include "xsystray_api.h"

QT_BEGIN_NAMESPACE

#define WM_XST_MYNOTIFY     (WM_USER + 1000)

static ULONG WM_XST_CREATED = xstGetSysTrayCreatedMsgId();
static ULONG MaxTextLen = xstGetSysTrayMaxTextLen();

class QSystemTrayIconSys : QWidget
{
public:
    QSystemTrayIconSys(QSystemTrayIcon *object);
    ~QSystemTrayIconSys();

    void createIcon();

    void addToTray();
    void removeFromTray();
    QRect geometry();
    void updateIcon();
    void setToolTip();
    void showMessage(const QString &title, const QString &message,
                     QSystemTrayIcon::MessageIcon type, int timeOut);

protected:
    bool pmEvent(QMSG *msg, MRESULT *result);

private:
    HPOINTER hIcon;
    QPoint globalPos;
    QSystemTrayIcon *q;
};

QSystemTrayIconSys::QSystemTrayIconSys(QSystemTrayIcon *object)
    : hIcon(NULLHANDLE), q(object)
{
}

QSystemTrayIconSys::~QSystemTrayIconSys()
{
    if (hIcon != NULLHANDLE)
        WinDestroyPointer(hIcon);
}

void QSystemTrayIconSys::createIcon()
{
    HPOINTER hIconToDestroy = hIcon;

    hIcon = QPixmap::toPmHPOINTER(q->icon());

    if (hIconToDestroy != NULLHANDLE)
        WinDestroyPointer(hIconToDestroy);
}

void QSystemTrayIconSys::addToTray()
{
    QByteArray toolTip = q->toolTip().toLocal8Bit();
    xstAddSysTrayIcon(winId(), 0, hIcon, toolTip.constData(), WM_XST_MYNOTIFY, 0);
}

void QSystemTrayIconSys::removeFromTray()
{
    xstRemoveSysTrayIcon(winId(), 0);
}

QRect QSystemTrayIconSys::geometry()
{
    QRect rect;
    RECTL rcl;
    if (xstQuerySysTrayIconRect(winId(), 0, &rcl)) {
        int sh = QApplication::desktop()->height();
        // flip y coordinates
        rcl.yTop = sh - rcl.yTop;
        rcl.yBottom = sh - rcl.yBottom;
        rect.setCoords(rcl.xLeft, rcl.yTop, rcl.xRight, rcl.yBottom);
    }
    return rect;
}

void QSystemTrayIconSys::updateIcon()
{
    createIcon();
    xstReplaceSysTrayIcon(winId(), 0, hIcon);
}

void QSystemTrayIconSys::setToolTip()
{
    QByteArray toolTip = q->toolTip().toLocal8Bit();
    xstSetSysTrayIconToolTip(winId(), 0, toolTip.constData());
}

void QSystemTrayIconSys::showMessage(const QString &title, const QString &message,
                                     QSystemTrayIcon::MessageIcon type, int timeOut)
{
    uint uSecs = 0;
    if ( timeOut < 0)
        uSecs = 10000; //10 sec default
    else uSecs = (int)timeOut;

    // so far, we use fallbacks
    // @todo use xstShowSysTrayIconBalloon() when it's implemented
    QRect iconPos = geometry();
    if (iconPos.isValid()) {
        QBalloonTip::showBalloon(type, title, message, q, iconPos.center(), uSecs, true);
    }
}

bool QSystemTrayIconSys::pmEvent(QMSG *msg, MRESULT *result)
{
    switch(msg->msg) {

        case WM_XST_MYNOTIFY: {
            switch (SHORT2FROMMP(msg->mp1)) {
                case XST_IN_MOUSE: {
                    PXSTMOUSEMSG pMsg = (PXSTMOUSEMSG)msg->mp2;