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116 lines
3.1 KiB
116 lines
3.1 KiB
/* This file is part of the KDE libraries
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Copyright (C) 2005 Waldo Bastian <bastian@kde.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2 as published by the Free Software Foundation.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include "krichtextlabel.h"
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#include <tqtooltip.h>
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#include <tqstylesheet.h>
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#include <tqsimplerichtext.h>
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#include <kglobalsettings.h>
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static TQString qrichtextify( const TQString& text )
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{
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if ( text.isEmpty() || text[0] == '<' )
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return text;
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TQStringList lines = TQStringList::split('\n', text);
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for(TQStringList::Iterator it = lines.begin(); it != lines.end(); ++it)
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{
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*it = TQStyleSheet::convertFromPlainText( *it, TQStyleSheetItem::WhiteSpaceNormal );
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}
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return lines.join(TQString::null);
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}
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KRichTextLabel::KRichTextLabel( const TQString &text , TQWidget *parent, const char *name )
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: TQLabel ( parent, name ) {
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m_defaultWidth = TQMIN(500, KGlobalSettings::desktopGeometry(this).width()*3/5);
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tqsetAlignment( TQt::WordBreak );
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setText(text);
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}
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KRichTextLabel::KRichTextLabel( TQWidget *parent, const char *name )
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: TQLabel ( parent, name ) {
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m_defaultWidth = TQMIN(500, KGlobalSettings::desktopGeometry(this).width()*3/5);
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tqsetAlignment( TQt::WordBreak );
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}
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void KRichTextLabel::setDefaultWidth(int defaultWidth)
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{
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m_defaultWidth = defaultWidth;
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updateGeometry();
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}
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TQSizePolicy KRichTextLabel::sizePolicy() const
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{
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return TQSizePolicy(TQSizePolicy::MinimumExpanding, TQSizePolicy::Minimum, false);
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}
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TQSize KRichTextLabel::tqminimumSizeHint() const
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{
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TQString qt_text = qrichtextify( text() );
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int pref_width = 0;
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int pref_height = 0;
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TQSimpleRichText rt(qt_text, font());
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pref_width = m_defaultWidth;
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rt.setWidth(pref_width);
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int used_width = rt.widthUsed();
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if (used_width <= pref_width)
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{
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while(true)
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{
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int new_width = (used_width * 9) / 10;
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rt.setWidth(new_width);
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int new_height = rt.height();
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if (new_height > pref_height)
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break;
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used_width = rt.widthUsed();
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if (used_width > new_width)
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break;
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}
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pref_width = used_width;
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}
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else
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{
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if (used_width > (pref_width *2))
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pref_width = pref_width *2;
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else
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pref_width = used_width;
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}
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return TQSize(pref_width, rt.height());
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}
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TQSize KRichTextLabel::tqsizeHint() const
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{
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return tqminimumSizeHint();
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}
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void KRichTextLabel::setText( const TQString &text ) {
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if (!text.startsWith("<qt>"))
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TQLabel::setText("<qt>"+text+"</qt>");
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else
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TQLabel::setText(text);
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}
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void KRichTextLabel::virtual_hook( int, void* )
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{ /*BASE::virtual_hook( id, data );*/ }
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#include "krichtextlabel.moc"
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