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authortoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
committertoma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2009-11-25 17:56:58 +0000
commitce599e4f9f94b4eb00c1b5edb85bce5431ab3df2 (patch)
treed3bb9f5d25a2dc09ca81adecf39621d871534297 /kalzium/src/eqresult.cpp
downloadtdeedu-ce599e4f9f94b4eb00c1b5edb85bce5431ab3df2.tar.gz
tdeedu-ce599e4f9f94b4eb00c1b5edb85bce5431ab3df2.zip
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/kdeedu@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'kalzium/src/eqresult.cpp')
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1 files changed, 128 insertions, 0 deletions
diff --git a/kalzium/src/eqresult.cpp b/kalzium/src/eqresult.cpp
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+/***************************************************************************
+ * Copyright (C) 2004, 2005 by Thomas Nagy *
+ * tnagy2^8@yahoo.fr *
+ * *
+ * 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, write to the *
+ * Free Software Foundation, Inc., *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
+ ***************************************************************************/
+
+#include <qtimer.h>
+#include <qpainter.h>
+#include <qcolor.h>
+
+#include <kdebug.h>
+
+#include "eqresult.h"
+
+// inspired by speedcrunch
+
+QuestionItem::QuestionItem( QListBox* listBox, const QString& e, QColor bg ):
+QListBoxItem ( listBox )
+{
+ m_msg = e;
+ m_bgcolor = bg;
+}
+
+AnswerItem::AnswerItem( QListBox* listBox, const QString& e, const QString &r, QColor bg ):
+QListBoxItem ( listBox )
+{
+ m_msg = "<p align=\"right\">"+r+"</p>";
+ m_origmsg = e;
+ m_bgcolor = bg;
+ m_richtext = new QSimpleRichText(m_msg, listBox->font());
+ m_richtext->setWidth( listBox->width() );
+}
+
+void QuestionItem::paint( QPainter* painter )
+{
+ int tf = Qt::NoAccel | Qt::SingleLine | Qt::AlignVCenter;
+
+ QRect r ( 0, 0, listBox()->contentsWidth(), height( listBox() ) );
+ painter->fillRect( r, m_bgcolor );
+ painter->drawText( r, tf, m_msg );
+}
+
+void AnswerItem::paint( QPainter* painter )
+{
+ checkSize();
+
+ QRect r ( 0, 0, listBox()->contentsWidth(), height( listBox() ) );
+ painter->fillRect( r, m_bgcolor );
+
+ QColorGroup cg = listBox()->colorGroup();
+ cg.setColor( QColorGroup::Background, m_bgcolor );
+
+ m_richtext->draw(painter, 0, 0, r, cg );
+}
+
+int QuestionItem::width( const QListBox*lb ) const
+{
+ QFont font = lb->font();
+ return QFontMetrics( font ).width( m_msg );
+}
+
+int QuestionItem::height( const QListBox*lb ) const
+{
+ QFont font = lb->font();
+ return QFontMetrics( font ).height() + 4;
+}
+
+void AnswerItem::checkSize()
+{
+ QFont font = listBox()->font();
+ int t1 = QFontMetrics( font ).width( m_origmsg+"padding" );
+ int t2 = listBox()->width() - 20;
+
+ // take the maximum
+ m_richtext->setWidth( (t1>t2)?t1:t2 );
+}
+
+EqResult::EqResult(QWidget *parent) : QListBox(parent)
+{
+ m_alternate_color = false;
+ setMinimumWidth(140);
+}
+
+EqResult::~EqResult()
+{
+}
+
+void EqResult::add(const QString & question, const QString & answer)
+{
+ QColor bgcolor = colorGroup().base();
+
+ if ( m_alternate_color )
+ bgcolor = bgcolor.dark( 120 );
+
+ m_alternate_color = !m_alternate_color;
+
+ new QuestionItem( this, question, bgcolor );
+ new AnswerItem( this, question, answer, bgcolor );
+
+ QTimer::singleShot( 100, this, SLOT( scrollToEnd() ) );
+}
+
+void EqResult::scrollToEnd()
+{
+ ensureVisible( 0, contentsHeight()-1 );
+}
+
+void EqResult::resizeEvent( QResizeEvent* )
+{
+ triggerUpdate( true );
+}
+
+#include "eqresult.moc"
+