workspace/kwin/geometrytip.cpp

   1 /********************************************************************
   2  KWin - the KDE window manager
   3  This file is part of the KDE project.
   4
   5 Copyright (c) 2003, Karol Szwed <kszwed@kde.org>
   6
   7 This program is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2 of the License, or
  10 (at your option) any later version.
  11
  12 This program is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 *********************************************************************/
  20
  21 #include "geometrytip.h"
  22 #include <QX11Info>
  23
  24 namespace KWin
  25 {
  26
  27 GeometryTip::GeometryTip( const XSizeHints* xSizeHints, bool save_under ):
  28     QLabel( 0 )
  29     {
  30     setObjectName( "kwingeometry" );
  31     setMargin(1);
  32     setIndent(0);
  33     setLineWidth(1);
  34     setFrameStyle( QFrame::Raised | QFrame::StyledPanel );
  35     setAlignment( Qt::AlignCenter | Qt::AlignTop );
  36     sizeHints = xSizeHints;
  37     if( save_under )
  38         {
  39         XSetWindowAttributes attr;
  40         attr.save_under = True; // use saveunder if possible to avoid weird effects in transparent mode
  41         XChangeWindowAttributes( display(), winId(), CWSaveUnder, &attr );
  42         }
  43     }
  44
  45 GeometryTip::~GeometryTip()
  46     {
  47     }
  48
  49 void GeometryTip::setGeometry( const QRect& geom )
  50     {
  51     int w = geom.width();
  52     int h = geom.height();
  53
  54     if (sizeHints)
  55         {
  56         if (sizeHints->flags & PResizeInc)
  57             {
  58             w = ( w - sizeHints->base_width ) / sizeHints->width_inc;
  59             h = ( h - sizeHints->base_height ) / sizeHints->height_inc;
  60             }
  61         }
  62
  63     h = qMax( h, 0 ); // in case of isShade() and PBaseSize
  64     QString pos;
  65     pos.sprintf( "%+d,%+d<br>(<b>%d&nbsp;x&nbsp;%d</b>)",
  66                      geom.x(), geom.y(), w, h );
  67     setText( pos );
  68     adjustSize();
  69     move( geom.x() + ((geom.width()  - width())  / 2),
  70           geom.y() + ((geom.height() - height()) / 2) );
  71     }
  72
  73 } // namespace
  74
  75 #include "geometrytip.moc"