1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
|
/***************************************************************************
* 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"
|
