kwin/geometrytip.cpp

/********************************************************************
 KWin - the KDE window manager
 This file is part of the KDE project.

Copyright (c) 2003, Karol Szwed <kszwed@kde.org>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/

#include "geometrytip.h"
#include <QX11Info>

namespace KWin
{

GeometryTip::GeometryTip( const XSizeHints* xSizeHints, bool save_under ):
    QLabel( 0 )
    {
    setObjectName( QLatin1String( "kwingeometry" ) );
    setMargin(1);
    setIndent(0);
    setLineWidth(1);
    setFrameStyle( QFrame::Raised | QFrame::StyledPanel );
    setAlignment( Qt::AlignCenter | Qt::AlignTop );
    setWindowFlags( Qt::X11BypassWindowManagerHint );
    sizeHints = xSizeHints;
    if( save_under )
        {
        XSetWindowAttributes attr;
        attr.save_under = True; // use saveunder if possible to avoid weird effects in transparent mode
        XChangeWindowAttributes( display(), winId(), CWSaveUnder, &attr );
        }
    }

GeometryTip::~GeometryTip()
    {
    }

void GeometryTip::setGeometry( const QRect& geom )
    {
    int w = geom.width();
    int h = geom.height();

    if (sizeHints) 
        {
        if (sizeHints->flags & PResizeInc) 
            {
            w = ( w - sizeHints->base_width ) / sizeHints->width_inc;
            h = ( h - sizeHints->base_height ) / sizeHints->height_inc; 
            }
        }

    h = qMax( h, 0 ); // in case of isShade() and PBaseSize
    QString pos;
    pos.sprintf( "%+d,%+d<br>(<b>%d&nbsp;x&nbsp;%d</b>)",
                     geom.x(), geom.y(), w, h );
    setText( pos );
    adjustSize();
    move( geom.x() + ((geom.width()  - width())  / 2),
          geom.y() + ((geom.height() - height()) / 2) );
    }

} // namespace

#include "geometrytip.moc"