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# ksqueezedtextlabel.cpp

    00001 /* This file is part of the KDE libraries
    00002    Copyright (C) 2000 Ronny Standtke <Ronny.Standtke@gmx.de>
    00003
    00004    This library is free software; you can redistribute it and/or
    00005    modify it under the terms of the GNU Library General Public
    00006    License version 2 as published by the Free Software Foundation.
    00007
    00008    This library is distributed in the hope that it will be useful,
    00009    but WITHOUT ANY WARRANTY; without even the implied warranty of
    00010    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00011    Library General Public License for more details.
    00012
    00013    You should have received a copy of the GNU Library General Public License
    00014    along with this library; see the file COPYING.LIB.  If not, write to
    00015    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    00016    Boston, MA 02111-1307, USA.
    00017 */
    00018
    00019 #include "ksqueezedtextlabel.h"
    00020 #include "kstringhandler.h"
    00021 #include <qtooltip.h>
    00022
    00023 KSqueezedTextLabel::KSqueezedTextLabel( const QString &text , QWidget *parent, const char *name )
    00024  : QLabel ( parent, name ) {
    00025   setSizePolicy(QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed ));
    00026   fullText = text;
    00027   squeezeTextToLabel();
    00028 }
    00029
    00030 KSqueezedTextLabel::KSqueezedTextLabel( QWidget *parent, const char *name )
    00031  : QLabel ( parent, name ) {
    00032   setSizePolicy(QSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed ));
    00033 }
    00034
    00035 void KSqueezedTextLabel::resizeEvent( QResizeEvent * ) {
    00036   squeezeTextToLabel();
    00037 }
    00038
    00039 QSize KSqueezedTextLabel::minimumSizeHint() const
    00040 {
    00041   QSize sh = QLabel::minimumSizeHint();
    00042   sh.setWidth(-1);
    00043   return sh;
    00044 }
    00045
    00046 QSize KSqueezedTextLabel::sizeHint() const
    00047 {
    00048   return QSize(contentsRect().width(), QLabel::sizeHint().height());
    00049 }
    00050
    00051 void KSqueezedTextLabel::setText( const QString &text ) {
    00052   fullText = text;
    00053   squeezeTextToLabel();
    00054 }
    00055
    00056 void KSqueezedTextLabel::squeezeTextToLabel() {
    00057   QFontMetrics fm(fontMetrics());
    00058   int labelWidth = size().width();
    00059   int textWidth = fm.width(fullText);
    00060   if (textWidth > labelWidth) {
    00061     QString squeezedText = KStringHandler::cPixelSqueeze(fullText, fm, labelWidth);
    00062     QLabel::setText(squeezedText);
    00063
    00064     QToolTip::remove( this );
    00065     QToolTip::add( this, fullText );
    00066
    00067   } else {
    00068     QLabel::setText(fullText);
    00069
    00070     QToolTip::remove( this );
    00071     QToolTip::hide();
    00072
    00073   }
    00074 }
    00075
    00076 void KSqueezedTextLabel::setAlignment( int alignment )
    00077 {
    00078   // save fullText and restore it
    00079   QString tmpFull(fullText);
    00080   QLabel::setAlignment(alignment);
    00081   fullText = tmpFull;
    00082 }
    00083
    00084 void KSqueezedTextLabel::virtual_hook( int, void* )
    00085 { /*BASE::virtual_hook( id, data );*/ }
    00086
    00087 #include "ksqueezedtextlabel.moc"

This file is part of the documentation for kdeui Library Version 3.4.1.
Documentation copyright © 1996-2004 the KDE developers.
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