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authorzautrix <zautrix>2004-06-26 19:01:18 (UTC)
committer zautrix <zautrix>2004-06-26 19:01:18 (UTC)
commitb9aad1f15dc600e4dbe4c62d3fcced6363188ba3 (patch) (unidiff)
tree2c3d4004fb21c72cba65793859f9bcd8ffd3a49c /microkde/kdatepickernew.cpp
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1/* -*- C++ -*-
2 This file is part of the KDE libraries
3 Copyright (C) 1997 Tim D. Gilman (tdgilman@best.org)
4 (C) 1998-2001 Mirko Boehm (mirko@kde.org)
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public License
16 along with this library; see the file COPYING.LIB. If not, write to
17 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
19*/
20
21#include <qlayout.h>
22#include <qframe.h>
23#include <qpainter.h>
24#include <qdialog.h>
25#include <qstyle.h>
26#include <qtoolbutton.h>
27#include <qcombobox.h>
28#include <qtooltip.h>
29#include <qfont.h>
30#include <qvalidator.h>
31#include <qpopupmenu.h>
32
33#include "kdatepicker.h"
34#include <kglobal.h>
35#include <kapplication.h>
36#include <klocale.h>
37#include <kiconloader.h>
38#include <ktoolbar.h>
39#include <klineedit.h>
40#include <kdebug.h>
41#include <knotifyclient.h>
42#include <kcalendarsystem.h>
43
44#include "kdatetbl.h"
45#include "kdatepicker.moc"
46
47class KDatePicker::KDatePickerPrivate
48{
49public:
50 KDatePickerPrivate() : closeButton(0L), selectWeek(0L), todayButton(0), navigationLayout(0) {}
51
52 void fillWeeksCombo(const QDate &date);
53
54 KToolBar *tb;
55 QToolButton *closeButton;
56 QComboBox *selectWeek;
57 QToolButton *todayButton;
58 QBoxLayout *navigationLayout;
59};
60
61void KDatePicker::fillWeeksCombo(const QDate &date)
62{
63 // every year can have a different number of weeks
64 const KCalendarSystem * calendar = KGlobal::locale()->calendar();
65 int i, weeks = calendar->weeksInYear(calendar->year(date));
66
67 if ( d->selectWeek->count() == weeks ) return; // we already have the correct number
68
69 d->selectWeek->clear();
70
71 for (i = 1; i <= weeks; i++)
72 d->selectWeek->insertItem(i18n("Week %1").arg(i));
73}
74
75KDatePicker::KDatePicker(QWidget *parent, QDate dt, const char *name)
76 : QFrame(parent,name)
77{
78 init( dt );
79}
80
81KDatePicker::KDatePicker(QWidget *parent, QDate dt, const char *name, WFlags f)
82 : QFrame(parent,name, f)
83{
84 init( dt );
85}
86
87KDatePicker::KDatePicker( QWidget *parent, const char *name )
88 : QFrame(parent,name)
89{
90 init( QDate::currentDate() );
91}
92
93void KDatePicker::init( const QDate &dt )
94{
95 d = new KDatePickerPrivate();
96
97 d->tb = new KToolBar(this);
98
99 yearBackward = new QToolButton(d->tb);
100 monthBackward = new QToolButton(d->tb);
101 selectMonth = new QToolButton(d->tb);
102 selectYear = new QToolButton(d->tb);
103 monthForward = new QToolButton(d->tb);
104 yearForward = new QToolButton(d->tb);
105 line = new KLineEdit(this);
106 val = new KDateValidator(this);
107 table = new KDateTable(this);
108 fontsize = 12;//KGlobalSettings::generalFont().pointSize();
109
110
111 fontsize++; // Make a little bigger
112
113 d->selectWeek = new QComboBox(false, this); // read only week selection
114 d->todayButton = new QToolButton(this);
115 d->todayButton->setIconSet(SmallIconSet("today"));
116
117 QToolTip::add(yearForward, i18n("Next year"));
118 QToolTip::add(yearBackward, i18n("Previous year"));
119 QToolTip::add(monthForward, i18n("Next month"));
120 QToolTip::add(monthBackward, i18n("Previous month"));
121 QToolTip::add(d->selectWeek, i18n("Select a week"));
122 QToolTip::add(selectMonth, i18n("Select a month"));
123 QToolTip::add(selectYear, i18n("Select a year"));
124 QToolTip::add(d->todayButton, i18n("Select the current day"));
125
126 // -----
127 setFontSize(fontsize);
128 line->setValidator(val);
129 line->installEventFilter( this );
130// yearForward->setIconSet(BarIconSet(QString::fromLatin1("2rightarrow")));
131// yearBackward->setIconSet(BarIconSet(QString::fromLatin1("2leftarrow")));
132// monthForward->setIconSet(BarIconSet(QString::fromLatin1("1rightarrow")));
133// monthBackward->setIconSet(BarIconSet(QString::fromLatin1("1leftarrow")));
134 setDate(dt); // set button texts
135 connect(table, SIGNAL(dateChanged(QDate)), SLOT(dateChangedSlot(QDate)));
136 connect(table, SIGNAL(tableClicked()), SLOT(tableClickedSlot()));
137 connect(monthForward, SIGNAL(clicked()), SLOT(monthForwardClicked()));
138 connect(monthBackward, SIGNAL(clicked()), SLOT(monthBackwardClicked()));
139 connect(yearForward, SIGNAL(clicked()), SLOT(yearForwardClicked()));
140 connect(yearBackward, SIGNAL(clicked()), SLOT(yearBackwardClicked()));
141 connect(d->selectWeek, SIGNAL(activated(int)), SLOT(weekSelected(int)));
142 connect(d->todayButton, SIGNAL(clicked()), SLOT(todayButtonClicked()));
143 connect(selectMonth, SIGNAL(clicked()), SLOT(selectMonthClicked()));
144 connect(selectYear, SIGNAL(clicked()), SLOT(selectYearClicked()));
145 connect(line, SIGNAL(returnPressed()), SLOT(lineEnterPressed()));
146 table->setFocus();
147
148 QBoxLayout * topLayout = new QVBoxLayout(this);
149
150 d->navigationLayout = new QHBoxLayout(topLayout);
151 d->navigationLayout->addWidget(d->tb);
152
153 topLayout->addWidget(table);
154
155 QBoxLayout * bottomLayout = new QHBoxLayout(topLayout);
156 bottomLayout->addWidget(d->todayButton);
157 bottomLayout->addWidget(line);
158 bottomLayout->addWidget(d->selectWeek);
159}
160
161KDatePicker::~KDatePicker()
162{
163 delete d;
164}
165
166bool
167KDatePicker::eventFilter(QObject *o, QEvent *e )
168{
169 if ( e->type() == QEvent::KeyPress ) {
170 QKeyEvent *k = (QKeyEvent *)e;
171
172 if ( (k->key() == Qt::Key_Prior) ||
173 (k->key() == Qt::Key_Next) ||
174 (k->key() == Qt::Key_Up) ||
175 (k->key() == Qt::Key_Down) )
176 {
177 QApplication::sendEvent( table, e );
178 table->setFocus();
179 return true; // eat event
180 }
181 }
182 return QFrame::eventFilter( o, e );
183}
184
185void
186KDatePicker::resizeEvent(QResizeEvent* e)
187{
188 QWidget::resizeEvent(e);
189}
190
191void
192KDatePicker::dateChangedSlot(QDate date)
193{
194 kdDebug(298) << "KDatePicker::dateChangedSlot: date changed (" << date.year() << "/" << date.month() << "/" << date.day() << ")." << endl;
195
196 const KCalendarSystem * calendar = KGlobal::locale()->calendar();
197
198 line->setText(KGlobal::locale()->formatDate(date, true));
199 selectMonth->setText(calendar->monthName(date, false));
200 fillWeeksCombo(date);
201 d->selectWeek->setCurrentItem(calendar->weekNumber(date) - 1);
202 selectYear->setText(calendar->yearString(date, false));
203
204 emit(dateChanged(date));
205}
206
207void
208KDatePicker::tableClickedSlot()
209{
210 kdDebug(298) << "KDatePicker::tableClickedSlot: table clicked." << endl;
211 emit(dateSelected(table->getDate()));
212 emit(tableClicked());
213}
214
215const QDate&
216KDatePicker::getDate() const
217{
218 return table->getDate();
219}
220
221const QDate &
222KDatePicker::date() const
223{
224 return table->getDate();
225}
226
227bool
228KDatePicker::setDate(const QDate& date)
229{
230 if(date.isValid())
231 {
232 const KCalendarSystem * calendar = KGlobal::locale()->calendar();
233
234 table->setDate(date);
235 fillWeeksCombo(date);
236 d->selectWeek->setCurrentItem(calendar->weekNumber(date) - 1);
237 selectMonth->setText(calendar->monthName(date, false));
238 selectYear->setText(calendar->yearString(date, true));
239 line->setText(KGlobal::locale()->formatDate(date, true));
240 return true;
241 }
242 else
243 {
244 kdDebug(298) << "KDatePicker::setDate: refusing to set invalid date." << endl;
245 return false;
246 }
247}
248
249void
250KDatePicker::monthForwardClicked()
251{
252 QDate temp;
253 temp = KGlobal::locale()->calendar()->addMonths( table->getDate(), 1 );
254
255 setDate( temp );
256}
257
258void
259KDatePicker::monthBackwardClicked()
260{
261 QDate temp;
262 temp = KGlobal::locale()->calendar()->addMonths( table->getDate(), -1 );
263
264 setDate( temp );
265}
266
267void
268KDatePicker::yearForwardClicked()
269{
270 QDate temp;
271 temp = KGlobal::locale()->calendar()->addYears( table->getDate(), 1 );
272
273 setDate( temp );
274}
275
276void
277KDatePicker::yearBackwardClicked()
278{
279 QDate temp;
280 temp = KGlobal::locale()->calendar()->addYears( table->getDate(), -1 );
281
282 setDate( temp );
283}
284
285void KDatePicker::selectWeekClicked() {} // ### in 3.2 obsolete; kept for binary compatibility
286
287void
288KDatePicker::weekSelected(int week)
289{
290 week++; // week number starts with 1
291
292 const KCalendarSystem * calendar = KGlobal::locale()->calendar();
293
294 QDate date = table->getDate();
295 int year = calendar->year(date);
296
297 calendar->setYMD(date, year, 1, 1);
298 date = calendar->addDays(date, -7);
299 while (calendar->weekNumber(date) != 1)
300 date = calendar->addDays(date, 1);
301
302 // date is now first day in week 1 some day in week 1
303 date = calendar->addDays(date, (week - calendar->weekNumber(date)) * 7);
304
305 setDate(date);
306}
307
308void
309KDatePicker::selectMonthClicked()
310{
311 // every year can have different month names (in some calendar systems)
312 const KCalendarSystem * calendar = KGlobal::locale()->calendar();
313 QDate date = table->getDate();
314 int i, month, months = calendar->monthsInYear(date);
315
316 QPopupMenu popup(selectMonth);
317
318 for (i = 1; i <= months; i++)
319 popup.insertItem(calendar->monthName(i, calendar->year(date)), i);
320
321 popup.setActiveItem(calendar->month(date) - 1);
322
323 if ( (month = popup.exec(selectMonth->mapToGlobal(QPoint(0, 0)), calendar->month(date) - 1)) == -1 ) return; // canceled
324
325 int day = calendar->day(date);
326 // ----- construct a valid date in this month:
327 //date.setYMD(date.year(), month, 1);
328 //date.setYMD(date.year(), month, QMIN(day, date.daysInMonth()));
329 calendar->setYMD(date, calendar->year(date), month,
330 QMIN(day, calendar->daysInMonth(date)));
331 // ----- set this month
332 setDate(date);
333}
334
335void
336KDatePicker::selectYearClicked()
337{
338 const KCalendarSystem * calendar = KGlobal::locale()->calendar();
339
340 int year;
341 KPopupFrame* popup = new KPopupFrame(this);
342 KDateInternalYearSelector* picker = new KDateInternalYearSelector(popup);
343 // -----
344 picker->resize(picker->sizeHint());
345 popup->setMainWidget(picker);
346 connect(picker, SIGNAL(closeMe(int)), popup, SLOT(close(int)));
347 picker->setFocus();
348 if(popup->exec(selectYear->mapToGlobal(QPoint(0, selectMonth->height()))))
349 {
350 QDate date;
351 int day;
352 // -----
353 year=picker->getYear();
354 date=table->getDate();
355 day=calendar->day(date);
356 // ----- construct a valid date in this month:
357 //date.setYMD(year, date.month(), 1);
358 //date.setYMD(year, date.month(), QMIN(day, date.daysInMonth()));
359 calendar->setYMD(date, year, calendar->month(date),
360 QMIN(day, calendar->daysInMonth(date)));
361 // ----- set this month
362 setDate(date);
363 } else {
364 KNotifyClient::beep();
365 }
366 delete popup;
367}
368
369void
370KDatePicker::setEnabled(bool enable)
371{
372 QWidget *widgets[]= {
373 yearForward, yearBackward, monthForward, monthBackward,
374 selectMonth, selectYear,
375 line, table, d->selectWeek, d->todayButton };
376 const int Size=sizeof(widgets)/sizeof(widgets[0]);
377 int count;
378 // -----
379 for(count=0; count<Size; ++count)
380 {
381 widgets[count]->setEnabled(enable);
382 }
383}
384
385void
386KDatePicker::lineEnterPressed()
387{
388 QDate temp;
389 // -----
390 if(val->date(line->text(), temp)==QValidator::Acceptable)
391 {
392 kdDebug(298) << "KDatePicker::lineEnterPressed: valid date entered." << endl;
393 emit(dateEntered(temp));
394 setDate(temp);
395 } else {
396 KNotifyClient::beep();
397 kdDebug(298) << "KDatePicker::lineEnterPressed: invalid date entered." << endl;
398 }
399}
400
401void
402KDatePicker::todayButtonClicked()
403{
404 setDate(QDate::currentDate());
405}
406
407QSize
408KDatePicker::sizeHint() const
409{
410 return QWidget::sizeHint();
411}
412
413void
414KDatePicker::setFontSize(int s)
415{
416 QWidget *buttons[]= {
417 // yearBackward,
418 // monthBackward,
419 selectMonth,
420 selectYear,
421 // monthForward,
422 // yearForward
423 };
424 const int NoOfButtons=sizeof(buttons)/sizeof(buttons[0]);
425 int count;
426 QFont font;
427 QRect r;
428 // -----
429 fontsize=s;
430 for(count=0; count<NoOfButtons; ++count)
431 {
432 font=buttons[count]->font();
433 font.setPointSize(s);
434 buttons[count]->setFont(font);
435 }
436 QFontMetrics metrics(selectMonth->fontMetrics());
437
438 for (int i = 1; ; ++i)
439 {
440 QString str = KGlobal::locale()->calendar()->monthName(i,
441 KGlobal::locale()->calendar()->year(table->getDate()), false);
442 if (str.isNull()) break;
443 r=metrics.boundingRect(str);
444 maxMonthRect.setWidth(QMAX(r.width(), maxMonthRect.width()));
445 maxMonthRect.setHeight(QMAX(r.height(), maxMonthRect.height()));
446 }
447
448 QSize metricBound = style().sizeFromContents(QStyle::CT_ToolButton,
449 selectMonth,
450 maxMonthRect);
451 selectMonth->setMinimumSize(metricBound);
452
453 table->setFontSize(s);
454}
455
456void
457KDatePicker::setCloseButton( bool enable )
458{
459 if ( enable == (d->closeButton != 0L) )
460 return;
461
462 if ( enable ) {
463 d->closeButton = new QToolButton( d->tb );
464 d->navigationLayout->addWidget(d->closeButton);
465 QToolTip::add(d->closeButton, i18n("Close"));
466 d->closeButton->setPixmap( SmallIcon("remove") );
467 connect( d->closeButton, SIGNAL( clicked() ),
468 topLevelWidget(), SLOT( close() ) );
469 }
470 else {
471 delete d->closeButton;
472 d->closeButton = 0L;
473 }
474
475 updateGeometry();
476}
477
478bool KDatePicker::hasCloseButton() const
479{
480 return (d->closeButton != 0L);
481}
482
483void KDatePicker::virtual_hook( int /*id*/, void* /*data*/ )
484{ /*BASE::virtual_hook( id, data );*/ }
485