workspace/kcontrol/kfontinst/apps/CreateParent.h

   1 #ifndef __CREATE_PARENT_H__
   2 #define __CREATE_PARENT_H__
   3
   4 /*
   5  * KFontInst - KDE Font Installer
   6  *
   7  * Copyright 2003-2007 Craig Drummond <craig@kde.org>
   8  *
   9  * ----
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; see the file COPYING.  If not, write to
  23  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  24  * Boston, MA 02110-1301, USA.
  25  */
  26
  27 #include <QtGui/QX11Info>
  28 #include <X11/Xlib.h>
  29 #include <fixx11h.h>
  30
  31 //
  32 // *Very* hacky way to get some KDE dialogs to appear to be transient
  33 // for 'xid'
  34 //
  35 // Create's a QWidget with size 0/0 and no border, makes this transient
  36 // for xid, and all other widgets can use this as their parent...
  37 static QWidget * createParent(int xid)
  38 {
  39     if(!xid)
  40         return NULL;
  41
  42     QWidget *parent=new QWidget(NULL, Qt::FramelessWindowHint);
  43
  44     parent->resize(1, 1);
  45     parent->show();
  46
  47     XWindowAttributes attr;
  48     int               rx, ry;
  49     Window            junkwin;
  50
  51     XSetTransientForHint(QX11Info::display(), parent->winId(), xid);
  52     if(XGetWindowAttributes(QX11Info::display(), xid, &attr))
  53     {
  54         XTranslateCoordinates(QX11Info::display(), xid, attr.root,
  55                               -attr.border_width, -16,
  56                               &rx, &ry, &junkwin);
  57
  58         rx=(rx+(attr.width/2));
  59         if(rx<0)
  60             rx=0;
  61         ry=(ry+(attr.height/2));
  62         if(ry<0)
  63             ry=0;
  64         parent->move(rx, ry);
  65     }
  66     parent->setWindowOpacity(0);
  67
  68     return parent;
  69 }
  70
  71 #endif