summaryrefslogtreecommitdiffstats
path: root/kbruch/src/mainqtwidget.cpp
blob: f167ebcf6655ad21bfc98ab7b96fd7a464bc4f96 (plain)
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
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
/***************************************************************************
                          mainqtwidget.cpp  -  The main TQt/KDE window
                             -------------------
    begin                : Tue Mar 16 00:00:00 CET 2003
    copyright            : (C) 2003-2004 by Sebastian Stein
    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 "mainqtwidget.h"

#include <config.h>

#include <kaccel.h>
#include <kapplication.h>
#include <kaction.h>
#include <kdebug.h>
#include <kiconloader.h>
#include <kjanuswidget.h>
#include <kconfigdialog.h>
#include <klocale.h>

#include <tqsplitter.h>
#include <tqlabel.h>
#include <tqtooltip.h>
#include <tqwhatsthis.h>
#include <tqwidget.h>

#include <math.h>

#include "exercisecompare.h"
#include "exerciseconvert.h"
#include "exercisefactorize.h"
#include "taskview.h"
#include "taskvieweroptionsbase.h"
#include "statisticsview.h"

#include "settingsclass.h"

/* ------ public member functions ------ */

MainQtWidget::MainQtWidget()
{
#ifdef DEBUG
	kdDebug() << "constructor MainQtWidget" << endl;
#endif

	// get the settings
	readOptions();

	// creating KActions, used by the kbruchui.rc file
	setupActions();

	createGUI(0L);

	// we split the main view into 2 parts, one for the tasks, one for the
	// statistics
	TQSplitter* splitter = new TQSplitter(Qt::Horizontal, this,TQSPLITTER_OBJECT_NAME_STRING);
	setCentralWidget(splitter);

	// the iconlist, where the user can choose the different exercises
	m_exercises = new KJanusWidget(splitter, "KJanusWidget", KJanusWidget::IconList);
	TQToolTip::add(m_exercises, i18n("Choose another exercise by clicking on an icon."));
	TQWhatsThis::add(m_exercises, i18n("Click on the different icons to choose another exercise. The exercises help you to practice different aspects of calculating with fractions."));

	// create the statistic view
	m_statview = new StatisticsView(splitter, "StatisticsView");

	// add the pages
	//
	// we have the exercise to solve fraction tasks
	TQVBox * page = m_exercises->addVBoxPage(i18n("Fraction Task"), "", DesktopIcon("kbruch_exercise_common"));
	m_taskview = new TaskView((TQWidget *) page, "TaskView", m_addSub, m_mulDiv, m_nrRatios, m_maxMainDenominator);

	// we have the exercise to compare ratios
	page = m_exercises->addVBoxPage(i18n("Comparison"), "", DesktopIcon("kbruch_exercise_compare"));
	m_exerciseCompare = new ExerciseCompare((TQWidget *) page, "ExerciseCompare");

	// we have the exercise to convert rational numbers into ratios
	page = m_exercises->addVBoxPage(i18n("Conversion"), "", DesktopIcon("kbruch_exercise_conversion"));
	m_exerciseConvert = new ExerciseConvert((TQWidget *) page, "ExerciseConvert");

	// we have the exercise to factorize a given number into prime factors
	page = m_exercises->addVBoxPage(i18n("Factorization"), "", DesktopIcon("kbruch_exercise_factorisation"));
	m_exerciseFactorize = new ExerciseFactorize((TQWidget *) page, "ExerciseFactorize");

	splitter->setResizeMode(m_statview, TQSplitter::FollowSizeHint);

	// we must change the status of the menubar before another page is shown
	TQObject::connect(m_exercises, TQT_SIGNAL(aboutToShowPage(TQWidget *)), this, TQT_SLOT(slotAboutToShowPage(TQWidget *)));

	// connect signals of the exercises and StatisticView, so that StatisticView
	// gets informed about how the user solved a given task (wrong or correct)
	TQObject::connect(m_taskview, TQT_SIGNAL(signalTaskSolvedCorrect()), m_statview, TQT_SLOT(addCorrect()));
	TQObject::connect(m_taskview, TQT_SIGNAL(signalTaskSolvedWrong()), m_statview, TQT_SLOT(addWrong()));
	TQObject::connect(m_exerciseCompare, TQT_SIGNAL(signalExerciseSolvedCorrect()), m_statview, TQT_SLOT(addCorrect()));
	TQObject::connect(m_exerciseCompare, TQT_SIGNAL(signalExerciseSolvedWrong()), m_statview, TQT_SLOT(addWrong()));
	TQObject::connect(m_exerciseConvert, TQT_SIGNAL(signalExerciseSolvedCorrect()), m_statview, TQT_SLOT(addCorrect()));
	TQObject::connect(m_exerciseConvert, TQT_SIGNAL(signalExerciseSolvedWrong()), m_statview, TQT_SLOT(addWrong()));
	TQObject::connect(m_exerciseFactorize, TQT_SIGNAL(signalExerciseSolvedCorrect()), m_statview, TQT_SLOT(addCorrect()));
	TQObject::connect(m_exerciseFactorize, TQT_SIGNAL(signalExerciseSolvedWrong()), m_statview, TQT_SLOT(addWrong()));

#if (TDE_VERSION_MINOR>=3) && (TDE_VERSION_MAJOR>=3)
#else
	resize(TQSize(TQMAX(toolBar()->sizeHint().width(), sizeHint().width()), sizeHint().height()));
#endif
	// now show the last exercise
	m_exercises->showPage(SettingsClass::activeExercise());
	slotAboutToShowPage(m_exercises->pageWidget(m_exercises->activePageIndex()));
}

MainQtWidget::~MainQtWidget()
{
}


/* ------ private member functions ------ */

void MainQtWidget::readOptions()
{
	m_addSub = SettingsClass::addsub();
	m_mulDiv = SettingsClass::muldiv();
	m_nrRatios = SettingsClass::number_ratios();
	m_maxMainDenominator = SettingsClass::max_main_denominator();

	/* make sure that we can load config files with corrupted values */
	if (m_mulDiv == true && pow(2, m_nrRatios) > m_maxMainDenominator)
	{
		m_nrRatios = 2;
		m_maxMainDenominator = 10;
	}
}

void MainQtWidget::writeOptions()
{
	SettingsClass::setActiveExercise(m_exercises->activePageIndex());

	// save settings for exercise solve task with fractions
	SettingsClass::setAddsub(m_addSub);
	SettingsClass::setMuldiv(m_mulDiv);
	SettingsClass::setNumber_ratios(m_nrRatios);
	SettingsClass::setMax_main_denominator(m_maxMainDenominator);

	SettingsClass::writeConfig();
}

void MainQtWidget::setupActions()
{
	// new task action
	m_NewTaskAction = new KAction(i18n("&New"), "filenew", KStdAccel::shortcut(KStdAccel::New),
				      TQT_TQOBJECT(this), TQT_SLOT(NewTask()),
				      actionCollection(), "NewTask");

	// quit action
	KStdAction::quit(TQT_TQOBJECT(kapp), TQT_SLOT(quit()), actionCollection());

	//
	KStdAction::preferences(TQT_TQOBJECT(this),  TQT_SLOT( slotPrefs() ), actionCollection());

	// a label just describing the Number of terms ComboBox
	m_NrOfTermsLabel = new TQLabel(i18n("Terms:"), 0, "kde toolbar widget");
	m_NrOfTermsLabelAction = new KWidgetAction(m_NrOfTermsLabel, i18n("Terms:"), ALT+Key_E,
						   TQT_TQOBJECT(this), TQT_SLOT(NrOfTermsBoxSlot()),
						   actionCollection(), "NrOfTermsLabelAction");

	// the ComboBox holding possible values for term number
	m_NrOfTermsBox = new TQComboBox();
	m_NrOfTermsBox->insertItem("2");
	m_NrOfTermsBox->insertItem("3");
	m_NrOfTermsBox->insertItem("4");
	m_NrOfTermsBox->insertItem("5");
	m_NrOfTermsBox->setCurrentItem(m_nrRatios - 2);
	TQToolTip::add( m_NrOfTermsBox, i18n( "The number of terms you want" ) );
	TQWhatsThis::add( m_NrOfTermsBox, i18n( "Choose the number of terms (2, 3, 4 or 5) you want for calculating fractions." ) );
	m_NrOfTermsBoxAction = new KWidgetAction(m_NrOfTermsBox, i18n("Number of Terms"), ALT+Key_E, TQT_TQOBJECT(this), TQT_SLOT(NrOfTermsBoxSlot()), actionCollection(), "NrOfTermsBoxAction");

	// now connect the ComboBox's signal textChanged() to the slot function
	TQObject::connect(m_NrOfTermsBox, TQT_SIGNAL(activated(int)), TQT_TQOBJECT(this), TQT_SLOT(NrOfTermsBoxSlot()));

	// a label just describing the max. main denominator ComboBox
	m_MaxMainDenominatorLabel = new TQLabel(i18n("Max. main denominator:"), 0, "kde toolbar widget");
	m_MaxMainDenominatorLabelAction = new KWidgetAction(m_MaxMainDenominatorLabel, i18n("Max. main denominator:"), ALT+Key_D,
							    TQT_TQOBJECT(this), TQT_SLOT(MaxMainDenominatorBoxSlot()),
							    actionCollection(), "MaxMainDenominatorLabelAction");

	// the ComboBox holding possible values for the max. main denominator
	m_MaxMainDenominatorBox = new TQComboBox(this);
	m_MaxMainDenominatorBox->insertItem("10");
	m_MaxMainDenominatorBox->insertItem("20");
	m_MaxMainDenominatorBox->insertItem("30");
	m_MaxMainDenominatorBox->insertItem("50");
	TQToolTip::add( m_MaxMainDenominatorBox, i18n( "The maximum number you can have as main denominator" ) );
	TQWhatsThis::add( m_MaxMainDenominatorBox, i18n( "Choose the number which will be the maximum for the main denominator: 10, 20, 30, 40 or 50." ) );
	switch (m_maxMainDenominator)
	{
		case 10 : m_MaxMainDenominatorBox->setCurrentItem(0);
					 break;
		case 20 : m_MaxMainDenominatorBox->setCurrentItem(1);
					 break;
		case 30 : m_MaxMainDenominatorBox->setCurrentItem(2);
					 break;
		case 50 : m_MaxMainDenominatorBox->setCurrentItem(3);
					 break;
	}
	m_MaxMainDenominatorBoxAction = new KWidgetAction(m_MaxMainDenominatorBox, i18n("Maximal Main Denominator"), ALT+Key_D, TQT_TQOBJECT(this), TQT_SLOT(MaxMainDenominatorBoxSlot()), actionCollection(), "MaxMainDenominatorBoxAction");

	// now connect the ComboBox's signal textChanged() to the slot function
	TQObject::connect(m_MaxMainDenominatorBox, TQT_SIGNAL(activated(int)),
			 this, TQT_SLOT(MaxMainDenominatorBoxSlot()));

	// a label just describing the operation ComboBox
	m_OperationLabel = new TQLabel(i18n("Operations:"), 0, "kde toolbar widget");
	m_OperationLabelAction = new KWidgetAction(m_OperationLabel, i18n("Operations:"), ALT+Key_O,
						   TQT_TQOBJECT(this), TQT_SLOT(OperationBoxSlot()),
						   actionCollection(), "OperationLabelAction");

	// the ComboBox holding possible combinations for operations
	m_OperationBox = new TQComboBox(this);
	m_OperationBox->insertItem(i18n("Addition/Subtraction"));
	m_OperationBox->insertItem(i18n("Multiplication/Division"));
	m_OperationBox->insertItem(i18n("All Operations Mixed"));
	if (m_addSub == true && m_mulDiv == false)
	{
		m_OperationBox->setCurrentItem(0);
	} else if (m_addSub == false && m_mulDiv == true) {
		m_OperationBox->setCurrentItem(1);
	} else if (m_addSub == true && m_mulDiv == true) {
		m_OperationBox->setCurrentItem(2);
	}
	TQToolTip::add( m_OperationBox, i18n( "The operations you want" ) );
	TQWhatsThis::add( m_OperationBox, i18n( "Choose the type of operations you want for calculating fractions: Addition/Substraction, Multiplication/Division or All Operations Mixed. If you choose All Operations Mixed, the program will randomly choose addition, substraction, multiplication and/or division." ) );
	m_OperationBoxAction = new KWidgetAction(m_OperationBox, i18n("Operations:"), ALT+Key_O, TQT_TQOBJECT(this), TQT_SLOT(OperationBoxSlot()), actionCollection(), "OperationBoxAction");

	// now connect the ComboBox's signal textChanged() to the slot function
	TQObject::connect(m_OperationBox, TQT_SIGNAL(activated(int)), this, TQT_SLOT(OperationBoxSlot()));
	
#if (TDE_VERSION_MINOR>=3) && (TDE_VERSION_MAJOR>=3)
	if (!initialGeometrySet())
		resize( TQSize(725, 330).expandedTo(minimumSizeHint()));
	setupGUI(ToolBar | Keys | StatusBar | Create);
	setAutoSaveSettings();
#endif
}


/* ------ private slots ------ */

void MainQtWidget::NewTask()
{
#ifdef DEBUG
	kdDebug() << "NewTask MainQtWidget" << endl;
	kdDebug() << "pageIndex(m_taskview): " << m_exercises->pageIndex(m_taskview) << endl;
	kdDebug() << "pageIndex(m_exerciseCompare): " << m_exercises->pageIndex(m_exerciseCompare) << endl;
	kdDebug() << "pageIndex(m_exerciseConvert): " << m_exercises->pageIndex(m_exerciseConvert) << endl;
#endif

	// check which page should generate a new task
	switch (m_exercises->activePageIndex())
	{
		case 0 :
					m_taskview->forceNewTask();
					break;
		case 1 :
					m_exerciseCompare->forceNewTask();
					break;
		case 2 :
					m_exerciseConvert->forceNewTask();
					break;
		case 3 :
					m_exerciseFactorize->forceNewTask();
					break;
	}

/* this doesn't seem to work, because pageIndex always returns 0
	
	if (m_exercises->activePageIndex() == m_exercises->pageIndex(m_taskview))
	{
		m_taskview->forceNewTask();
		return;
	}
	if (m_exercises->activePageIndex() == m_exercises->pageIndex(m_exerciseCompare))
	{
		m_exerciseCompare->forceNewTask();
		return;
	}
*/

/* this even do not compile, but I don't know why

	switch (m_exercises->activePageIndex())
	{
		case m_exercises->pageIndex(m_taskview):
					break;
		case m_exercises->pageIndex(m_exerciseCompare):
					m_exerciseCompare->forceNewTask();
					break;
	}
*/

	return;
}

void MainQtWidget::NrOfTermsBoxSlot()
{
#ifdef DEBUG
	kdDebug() << "MainQtWidget::NrOfTermsBoxSlot()" << endl;
#endif
	TQString curr_nr = m_NrOfTermsBox->currentText();
	m_MaxMainDenominatorBox->clear();

	if (m_mulDiv == true)
	{
		if (curr_nr == "2")
		{
			m_MaxMainDenominatorBox->insertItem("10");
			m_MaxMainDenominatorBox->insertItem("20");
			m_MaxMainDenominatorBox->insertItem("30");
			m_MaxMainDenominatorBox->insertItem("50");
			m_nrRatios = 2;
			m_maxMainDenominator = 10;
		} else if (curr_nr == "3") {
			m_MaxMainDenominatorBox->insertItem("20");
			m_MaxMainDenominatorBox->insertItem("30");
			m_MaxMainDenominatorBox->insertItem("50");
			m_nrRatios = 3;
			m_maxMainDenominator = 20;
		} else if (curr_nr == "4") {
			m_MaxMainDenominatorBox->insertItem("20");
			m_MaxMainDenominatorBox->insertItem("30");
			m_MaxMainDenominatorBox->insertItem("50");
			m_nrRatios = 4;
			m_maxMainDenominator = 20;
		} else {
			m_MaxMainDenominatorBox->insertItem("50");
			m_nrRatios = 5;
			m_maxMainDenominator = 50;
		}
		m_MaxMainDenominatorBox->setCurrentItem(0);
	} else {
		/* no multiplication or division allowed, so we add the default values */
		m_MaxMainDenominatorBox->insertItem("10");
		m_MaxMainDenominatorBox->insertItem("20");
		m_MaxMainDenominatorBox->insertItem("30");
		m_MaxMainDenominatorBox->insertItem("50");
		if (curr_nr == "2")
			m_nrRatios = 2;
		else if (curr_nr == "3")
			m_nrRatios = 3;
		else if (curr_nr == "4")
			m_nrRatios = 4;
		else
			m_nrRatios = 5;
	} // if (m_mulDiv == true)

	// set the new task parameters
	(void) m_taskview->setTaskParameters(m_addSub, m_mulDiv, m_nrRatios, m_maxMainDenominator);
}

void MainQtWidget::MaxMainDenominatorBoxSlot()
{
#ifdef DEBUG
	kdDebug() << "MainQtWidget::MaxMainDenominatorBoxSlot()" << endl;
#endif

	// get the max. size from the ComboBox, convert it to a number and store
	// it in the private member
	TQString curr_md = m_MaxMainDenominatorBox->currentText();
	m_maxMainDenominator = curr_md.toUInt();

	// set the new task parameters
	(void) m_taskview->setTaskParameters(m_addSub, m_mulDiv, m_nrRatios, m_maxMainDenominator);
}

void MainQtWidget::OperationBoxSlot()
{
#ifdef DEBUG
	kdDebug() << "MainQtWidget::OperationBoxSlot()" << endl;
#endif

	int index = m_OperationBox->currentItem(); // get selected item

	// user has selected the operations for the next task, so store it in the
	// private members
	if (index == 0)
	{
		m_addSub = true;
		m_mulDiv = false;

		/* set the number of terms box and max main denominator box correctly */
		NrOfTermsBoxSlot();
	} else if (index == 1) {
		m_addSub = false;
		m_mulDiv = true;

		/* set the number of terms box and max main denominator box correctly */
		NrOfTermsBoxSlot();
	} else {
		m_addSub = true;
		m_mulDiv = true;

		/* set the number of terms box and max main denominator box correctly */
		NrOfTermsBoxSlot();
	}

	// set the new task parameters
	(void) m_taskview->setTaskParameters(m_addSub, m_mulDiv, m_nrRatios, m_maxMainDenominator);
}

void MainQtWidget::slotPrefs()
{
	// do not show dialog twice
	if (TDEConfigDialog::showDialog("settings"))
		return;

	//TDEConfigDialog didn't find an instance of this dialog, so lets create it : 
	TDEConfigDialog* configDialog = new TDEConfigDialog( this, "settings", SettingsClass::self() );

	
	TaskViewerOptionsBase * taskViewerOptions = new TaskViewerOptionsBase(0, "TaskViewerOptionsBase");
	configDialog->addPage(taskViewerOptions, i18n("Task Viewer Settings"), "colorize");

	// User edited the configuration - update your local copies of the 
	// configuration data 
	connect(configDialog, TQT_SIGNAL(settingsChanged()), this, TQT_SLOT(slotApplySettings()) ); 
 
	configDialog->show();
/*
	SettingsDialog * dlg = new SettingsDialog(this);
	connect(dlg, TQT_SIGNAL(configChanged()), this, TQT_SLOT(slotApplySettings()));

	dlg->exec();

	delete dlg;
	dlg = NULL;
	
*/
	return;
}

void MainQtWidget::slotApplySettings()
{
	// update the task view
	m_taskview->update();
	m_exerciseCompare->update();
	m_exerciseConvert->update();
	m_exerciseFactorize->update();

	return;
}

void MainQtWidget::slotAboutToShowPage(TQWidget * page)
{
#ifdef DEBUG
	kdDebug() << "slotAboutToShowPage MainQtWidget" << endl;
	kdDebug() << "pageIndex(m_taskview): " << m_exercises->pageIndex(m_taskview) << endl;
	kdDebug() << "pageIndex(m_exerciseCompare): " << m_exercises->pageIndex(m_exerciseCompare) << endl;
	kdDebug() << "pageIndex(m_exerciseConvert): " << m_exercises->pageIndex(m_exerciseConvert) << endl;
#endif

	// check which page to show
	if (m_exercises->pageIndex(page) == m_exercises->pageIndex(m_taskview))
	{
		// exercise solve task with fraction (taskview.h)
		m_NrOfTermsBox->setEnabled(true);
		m_MaxMainDenominatorBox->setEnabled(true);
		m_OperationBox->setEnabled(true);
	} else {
		m_NrOfTermsBox->setEnabled(false);
		m_MaxMainDenominatorBox->setEnabled(false);
		m_OperationBox->setEnabled(false);
	}

	return;
}

bool MainQtWidget::queryExit()
{
	writeOptions();
	return true;
}

#include "mainqtwidget.moc"