Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 115 insertions, 0 deletions

diff --git a/kcontrol/arts/krichtextlabel.cpp b/kcontrol/arts/krichtextlabel.cpp
new file mode 100644
index 000000000..7e292cde1
--- /dev/null
+++ b/kcontrol/arts/krichtextlabel.cpp
@@ -0,0 +1,115 @@
+/* This file is part of the KDE libraries
+   Copyright (C) 2005 Waldo Bastian <bastian@kde.org>
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License version 2 as published by the Free Software Foundation.
+
+   This library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+*/
+
+#include "krichtextlabel.h"
+
+#include <qtooltip.h>
+#include <qstylesheet.h>
+#include <qsimplerichtext.h>
+
+#include <kglobalsettings.h>
+
+static QString qrichtextify( const QString& text )
+{
+  if ( text.isEmpty() || text[0] == '<' )
+    return text;
+
+  QStringList lines = QStringList::split('\n', text);
+  for(QStringList::Iterator it = lines.begin(); it != lines.end(); ++it)
+  {
+    *it = QStyleSheet::convertFromPlainText( *it, QStyleSheetItem::WhiteSpaceNormal );
+  }
+
+  return lines.join(QString::null);
+}
+
+KRichTextLabel::KRichTextLabel( const QString &text , QWidget *parent, const char *name )
+ : QLabel ( parent, name ) {
+  m_defaultWidth = QMIN(500, KGlobalSettings::desktopGeometry(this).width()*3/5);
+  setAlignment( Qt::WordBreak );
+  setText(text);
+}
+
+KRichTextLabel::KRichTextLabel( QWidget *parent, const char *name )
+ : QLabel ( parent, name ) {
+  m_defaultWidth = QMIN(500, KGlobalSettings::desktopGeometry(this).width()*3/5);
+  setAlignment( Qt::WordBreak );
+}
+
+void KRichTextLabel::setDefaultWidth(int defaultWidth)
+{
+  m_defaultWidth = defaultWidth;
+  updateGeometry();
+}
+
+QSizePolicy KRichTextLabel::sizePolicy() const
+{
+  return QSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Minimum, false);
+}
+
+QSize KRichTextLabel::minimumSizeHint() const
+{
+  QString qt_text = qrichtextify( text() );
+  int pref_width = 0;
+  int pref_height = 0;
+  QSimpleRichText rt(qt_text, font());
+  pref_width = m_defaultWidth;
+  rt.setWidth(pref_width);
+  int used_width = rt.widthUsed();
+  if (used_width <= pref_width)
+  {
+    while(true)
+    {
+      int new_width = (used_width * 9) / 10;
+      rt.setWidth(new_width);
+      int new_height = rt.height();
+      if (new_height > pref_height)
+        break;
+      used_width = rt.widthUsed();
+      if (used_width > new_width)
+        break;
+    }
+    pref_width = used_width;
+  }
+  else
+  {
+    if (used_width > (pref_width *2))
+      pref_width = pref_width *2;
+    else
+      pref_width = used_width;
+  }
+
+  return QSize(pref_width, rt.height());
+}
+
+QSize KRichTextLabel::sizeHint() const
+{
+  return minimumSizeHint();
+}
+
+void KRichTextLabel::setText( const QString &text ) {
+  if (!text.startsWith("<qt>"))
+     QLabel::setText("<qt>"+text+"</qt>");
+  else
+     QLabel::setText(text);
+}
+
+void KRichTextLabel::virtual_hook( int, void* )
+{ /*BASE::virtual_hook( id, data );*/ }
+
+#include "krichtextlabel.moc"