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
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
|
/***************************************************************************
statisticsview.cpp - the statistic window
-------------------
begin : Tue Mar 08 17:20:00 CET 2002
copyright : (C) 2001 - 2004 by Sebastian Stein, Eva Brucherseifer
email : seb.kde@hpfsc.de
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#include "statisticsview.h"
#include "statisticsview.moc"
/* the includes are needed for TQt support */
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqpushbutton.h>
#include <tqtooltip.h>
#include <tqwhatsthis.h>
#include <tdelocale.h>
#include <kdebug.h>
#include "settingsclass.h"
/* constructor */
StatisticsView::StatisticsView(TQWidget * parent, const char * name):
TQWidget(parent, name), m_count(0), m_correct(0)
{
#ifdef DEBUG
kdDebug() << "constructor StatisticsView()" << endl;
#endif
// load statistics from config file
m_count = SettingsClass::count();
m_correct = SettingsClass::correct();
TQPalette pal;
TQColorGroup cg;
/* set the caption of the window */
// setCaption(i18n("Statistics"));
/* add a layout as a base */
layout1 = new TQVBoxLayout(this);
layout1->setSpacing(6);
layout1->setMargin(6);
/* now add a v-spacer */
TQSpacerItem * v_spacer = new TQSpacerItem(1, 1);
layout1->addItem(v_spacer);
/* create a grid to show the labels */
labelGrid = new TQGridLayout(layout1, 3, 2);
/* add 6 labels to the grid */
info1Label = new TQLabel(this);
info1Label->setText(i18n("Tasks so far:"));
labelGrid->addWidget(info1Label, 1, 0);
result1Label = new TQLabel(this);
labelGrid->addWidget(result1Label, 1, 1);
TQToolTip::add(result1Label,
i18n("This is the current total number of solved tasks."));
info2Label = new TQLabel(this);
info2Label->setText(i18n("Correct:"));
labelGrid->addWidget(info2Label, 2, 0);
result2Label = new TQLabel(this);
/* set green text color for this label */
pal = result2Label->palette();
cg = pal.active();
cg.setColor(TQColorGroup::Foreground, TQColor(6, 179, 0));
pal.setActive(cg);
cg = pal.inactive();
cg.setColor(TQColorGroup::Foreground, TQColor(6, 179, 0));
pal.setInactive(cg);
result2Label->setPalette(pal);
labelGrid->addWidget(result2Label, 2, 1);
TQToolTip::add(result2Label,
i18n("This is the current total number of correctly solved tasks."));
info3Label = new TQLabel(this);
info3Label->setText(i18n("Incorrect:"));
labelGrid->addWidget(info3Label, 3, 0);
result3Label = new TQLabel(this);
/* set red text color for this label */
pal = result3Label->palette();
cg = pal.active();
cg.setColor(TQColorGroup::Foreground, TQColor(red));
pal.setActive(cg);
cg = pal.inactive();
cg.setColor(TQColorGroup::Foreground, TQColor(red));
pal.setInactive(cg);
result3Label->setPalette(pal);
labelGrid->addWidget(result3Label, 3, 1);
TQToolTip::add(result3Label,
i18n("This is the current total number of unsolved tasks."));
/* now add a v-spacer */
v_spacer = new TQSpacerItem(1, 1);
layout1->addItem(v_spacer);
/* the Reset button */
buttonLayout = new TQHBoxLayout(layout1);
resetBtn = new TQPushButton(i18n("&Reset"), this);
TQObject::connect(resetBtn, TQ_SIGNAL(clicked()), this, TQ_SLOT(resetStatistics()));
buttonLayout->addWidget(resetBtn);
TQToolTip::add(resetBtn, i18n("Press the button to reset the statistics."));
TQSpacerItem* spacer = new TQSpacerItem(0,0);
buttonLayout->addItem(spacer);
/* calculate the statistics */
(void) calc();
// add tooltip and qwhatsthis help to the widget
TQToolTip::add(this, i18n("This part of the window shows the statistics."));
TQWhatsThis::add(this, i18n("This part of the window shows the statistics. Each exercise you do is counted. You can reset the statistics by clicking on the button below. Also, if you do not want to see the statistics, use the vertical bar on the left to reduce the size of this window part."));
}
/* destructor */
StatisticsView::~StatisticsView()
{
#ifdef DEBUG
kdDebug() << "destructor StatisticsView()" << endl;
#endif
// save statistics for next run
SettingsClass::setCount(m_count);
SettingsClass::setCorrect(m_correct);
SettingsClass::writeConfig();
/* no need to delete any child widgets, TQt does it by itself */
}
/* called, if a task solved correctly */
void StatisticsView::addCorrect()
{
++m_count;
++m_correct;
(void) calc(); /* repaint the statistics */
}
/* called, if a task was solved wrong */
void StatisticsView::addWrong()
{
++m_count;
(void) calc(); /* repaint the statistics */
}
/* ------ private member functions ------ */
/* recalculates the statistics and changes the corresponding labels */
void StatisticsView::calc()
{
TQString new_text;
TQString number;
new_text = TQString("<b>%1</b>").arg(m_count);
result1Label->setText(new_text);
/* we have to be careful with division by 0 */
if (m_count == 0)
{
result2Label->setText("- (- %)");
result3Label->setText("- (- %)");
} else {
/* set the correct label */
new_text = TQString("%1 (%2 %)").arg(m_correct).arg(int(double(m_correct) / m_count * 100));
result2Label->setText(new_text);
/* set the incorrect label */
new_text = TQString("%1 (%2 %)").arg(m_count - m_correct).arg(int(double(m_count - m_correct) / m_count * 100));
result3Label->setText(new_text);
}
}
/* ------ private slots ------ */
/* called by the reset button */
void StatisticsView::resetStatistics()
{
m_count = 0;
m_correct = 0;
(void) calc();
}
|
