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00021 #include <qlayout.h>
00022 #include <qframe.h>
00023 #include <qpainter.h>
00024 #include <qdialog.h>
00025 #include <qstyle.h>
00026 #include <qtoolbutton.h>
00027 #include <qcombobox.h>
00028 #include <qtooltip.h>
00029 #include <qfont.h>
00030 #include <qvalidator.h>
00031 #include <qpopupmenu.h>
00032
00033 #include "kdatepicker.h"
00034 #include <kglobal.h>
00035 #include <kapplication.h>
00036 #include <klocale.h>
00037 #include <kiconloader.h>
00038 #include <ktoolbar.h>
00039 #include <klineedit.h>
00040 #include <kdebug.h>
00041 #include <knotifyclient.h>
00042 #include <kcalendarsystem.h>
00043
00044 #include "kdatetbl.h"
00045 #include "kdatepicker.moc"
00046
00047
00048
00049
00050 class KDatePicker::KDatePickerPrivate
00051 {
00052 public:
00053 KDatePickerPrivate() : closeButton(0L), selectWeek(0L), todayButton(0), navigationLayout(0) {}
00054
00055 void fillWeeksCombo(const QDate &date);
00056
00057 KToolBar *tb;
00058 QToolButton *closeButton;
00059 QComboBox *selectWeek;
00060 QToolButton *todayButton;
00061 QBoxLayout *navigationLayout;
00062 };
00063
00064 void KDatePicker::fillWeeksCombo(const QDate &date)
00065 {
00066
00067 const KCalendarSystem * calendar = KGlobal::locale()->calendar();
00068
00069
00070
00071
00072 d->selectWeek->clear();
00073
00074
00075
00076
00077 QDate day(date.year(), 1, 1);
00078 int lastMonth = calendar->monthsInYear(day);
00079 QDate lastDay(date.year(), lastMonth, calendar->daysInMonth(QDate(date.year(), lastMonth, 1)));
00080
00081 for (; day <= lastDay; day = calendar->addDays(day, 7 ) )
00082 {
00083 int year = 0;
00084 QString week = i18n("Week %1").arg(calendar->weekNumber(day, &year));
00085 if ( year != date.year() ) week += "*";
00086 d->selectWeek->insertItem(week);
00087 }
00088 }
00089
00090 KDatePicker::KDatePicker(QWidget *parent, QDate dt, const char *name)
00091 : QFrame(parent,name)
00092 {
00093 init( dt );
00094 }
00095
00096 KDatePicker::KDatePicker(QWidget *parent, QDate dt, const char *name, WFlags f)
00097 : QFrame(parent,name, f)
00098 {
00099 init( dt );
00100 }
00101
00102 KDatePicker::KDatePicker( QWidget *parent, const char *name )
00103 : QFrame(parent,name)
00104 {
00105 init( QDate::currentDate() );
00106 }
00107
00108 void KDatePicker::init( const QDate &dt )
00109 {
00110 d = new KDatePickerPrivate();
00111
00112 d->tb = new KToolBar(this);
00113
00114 yearBackward = new QToolButton(d->tb);
00115 monthBackward = new QToolButton(d->tb);
00116 selectMonth = new QToolButton(d->tb);
00117 selectYear = new QToolButton(d->tb);
00118 monthForward = new QToolButton(d->tb);
00119 yearForward = new QToolButton(d->tb);
00120 line = new KLineEdit(this);
00121 val = new KDateValidator(this);
00122 table = new KDateTable(this);
00123 fontsize = KGlobalSettings::generalFont().pointSize();
00124 if (fontsize == -1)
00125 fontsize = QFontInfo(KGlobalSettings::generalFont()).pointSize();
00126
00127 fontsize++;
00128
00129 d->selectWeek = new QComboBox(false, this);
00130 d->todayButton = new QToolButton(this);
00131 d->todayButton->setIconSet(SmallIconSet("today"));
00132
00133 QToolTip::add(yearForward, i18n("Next year"));
00134 QToolTip::add(yearBackward, i18n("Previous year"));
00135 QToolTip::add(monthForward, i18n("Next month"));
00136 QToolTip::add(monthBackward, i18n("Previous month"));
00137 QToolTip::add(d->selectWeek, i18n("Select a week"));
00138 QToolTip::add(selectMonth, i18n("Select a month"));
00139 QToolTip::add(selectYear, i18n("Select a year"));
00140 QToolTip::add(d->todayButton, i18n("Select the current day"));
00141
00142
00143 setFontSize(fontsize);
00144 line->setValidator(val);
00145 line->installEventFilter( this );
00146 if ( QApplication::reverseLayout() )
00147 {
00148 yearForward->setIconSet(BarIconSet(QString::fromLatin1("2leftarrow")));
00149 yearBackward->setIconSet(BarIconSet(QString::fromLatin1("2rightarrow")));
00150 monthForward->setIconSet(BarIconSet(QString::fromLatin1("1leftarrow")));
00151 monthBackward->setIconSet(BarIconSet(QString::fromLatin1("1rightarrow")));
00152 }
00153 else
00154 {
00155 yearForward->setIconSet(BarIconSet(QString::fromLatin1("2rightarrow")));
00156 yearBackward->setIconSet(BarIconSet(QString::fromLatin1("2leftarrow")));
00157 monthForward->setIconSet(BarIconSet(QString::fromLatin1("1rightarrow")));
00158 monthBackward->setIconSet(BarIconSet(QString::fromLatin1("1leftarrow")));
00159 }
00160 connect(table, SIGNAL(dateChanged(QDate)), SLOT(dateChangedSlot(QDate)));
00161 connect(table, SIGNAL(tableClicked()), SLOT(tableClickedSlot()));
00162 connect(monthForward, SIGNAL(clicked()), SLOT(monthForwardClicked()));
00163 connect(monthBackward, SIGNAL(clicked()), SLOT(monthBackwardClicked()));
00164 connect(yearForward, SIGNAL(clicked()), SLOT(yearForwardClicked()));
00165 connect(yearBackward, SIGNAL(clicked()), SLOT(yearBackwardClicked()));
00166 connect(d->selectWeek, SIGNAL(activated(int)), SLOT(weekSelected(int)));
00167 connect(d->todayButton, SIGNAL(clicked()), SLOT(todayButtonClicked()));
00168 connect(selectMonth, SIGNAL(clicked()), SLOT(selectMonthClicked()));
00169 connect(selectYear, SIGNAL(clicked()), SLOT(selectYearClicked()));
00170 connect(line, SIGNAL(returnPressed()), SLOT(lineEnterPressed()));
00171 table->setFocus();
00172
00173 QBoxLayout * topLayout = new QVBoxLayout(this);
00174
00175 d->navigationLayout = new QHBoxLayout(topLayout);
00176 d->navigationLayout->addWidget(d->tb);
00177
00178 topLayout->addWidget(table);
00179
00180 QBoxLayout * bottomLayout = new QHBoxLayout(topLayout);
00181 bottomLayout->addWidget(d->todayButton);
00182 bottomLayout->addWidget(line);
00183 bottomLayout->addWidget(d->selectWeek);
00184
00185 table->setDate(dt);
00186 dateChangedSlot(dt);
00187 }
00188
00189 KDatePicker::~KDatePicker()
00190 {
00191 delete d;
00192 }
00193
00194 bool
00195 KDatePicker::eventFilter(QObject *o, QEvent *e )
00196 {
00197 if ( e->type() == QEvent::KeyPress ) {
00198 QKeyEvent *k = (QKeyEvent *)e;
00199
00200 if ( (k->key() == Qt::Key_Prior) ||
00201 (k->key() == Qt::Key_Next) ||
00202 (k->key() == Qt::Key_Up) ||
00203 (k->key() == Qt::Key_Down) )
00204 {
00205 QApplication::sendEvent( table, e );
00206 table->setFocus();
00207 return true;
00208 }
00209 }
00210 return QFrame::eventFilter( o, e );
00211 }
00212
00213 void
00214 KDatePicker::resizeEvent(QResizeEvent* e)
00215 {
00216 QWidget::resizeEvent(e);
00217 }
00218
00219 void
00220 KDatePicker::dateChangedSlot(QDate date)
00221 {
00222 kdDebug(298) << "KDatePicker::dateChangedSlot: date changed (" << date.year() << "/" << date.month() << "/" << date.day() << ")." << endl;
00223
00224 const KCalendarSystem * calendar = KGlobal::locale()->calendar();
00225
00226 line->setText(KGlobal::locale()->formatDate(date, true));
00227 selectMonth->setText(calendar->monthName(date, false));
00228 fillWeeksCombo(date);
00229
00230
00231 QDate firstDay(date.year(), 1, 1);
00232 d->selectWeek->setCurrentItem((calendar->dayOfYear(date) + calendar->dayOfWeek(firstDay) - 2) / 7);
00233
00234 selectYear->setText(calendar->yearString(date, false));
00235
00236 emit(dateChanged(date));
00237 }
00238
00239 void
00240 KDatePicker::tableClickedSlot()
00241 {
00242 kdDebug(298) << "KDatePicker::tableClickedSlot: table clicked." << endl;
00243 emit(dateSelected(table->getDate()));
00244 emit(tableClicked());
00245 }
00246
00247 const QDate&
00248 KDatePicker::getDate() const
00249 {
00250 return table->getDate();
00251 }
00252
00253 const QDate &
00254 KDatePicker::date() const
00255 {
00256 return table->getDate();
00257 }
00258
00259 bool
00260 KDatePicker::setDate(const QDate& date)
00261 {
00262 if(date.isValid())
00263 {
00264 table->setDate(date);
00265 return true;
00266 }
00267 else
00268 {
00269 kdDebug(298) << "KDatePicker::setDate: refusing to set invalid date." << endl;
00270 return false;
00271 }
00272 }
00273
00274 void
00275 KDatePicker::monthForwardClicked()
00276 {
00277 QDate temp;
00278 temp = KGlobal::locale()->calendar()->addMonths( table->getDate(), 1 );
00279
00280 setDate( temp );
00281 }
00282
00283 void
00284 KDatePicker::monthBackwardClicked()
00285 {
00286 QDate temp;
00287 temp = KGlobal::locale()->calendar()->addMonths( table->getDate(), -1 );
00288
00289 setDate( temp );
00290 }
00291
00292 void
00293 KDatePicker::yearForwardClicked()
00294 {
00295 QDate temp;
00296 temp = KGlobal::locale()->calendar()->addYears( table->getDate(), 1 );
00297
00298 setDate( temp );
00299 }
00300
00301 void
00302 KDatePicker::yearBackwardClicked()
00303 {
00304 QDate temp;
00305 temp = KGlobal::locale()->calendar()->addYears( table->getDate(), -1 );
00306
00307 setDate( temp );
00308 }
00309
00310 void KDatePicker::selectWeekClicked() {}
00311
00312 void
00313 KDatePicker::weekSelected(int week)
00314 {
00315 const KCalendarSystem * calendar = KGlobal::locale()->calendar();
00316
00317 QDate date = table->getDate();
00318 int year = calendar->year(date);
00319
00320 calendar->setYMD(date, year, 1, 1);
00321
00322
00323 date = calendar->addDays(date, week * 7 -calendar->dayOfWeek(date) + 1);
00324
00325 setDate(date);
00326 }
00327
00328 void
00329 KDatePicker::selectMonthClicked()
00330 {
00331
00332 const KCalendarSystem * calendar = KGlobal::locale()->calendar();
00333 QDate date = table->getDate();
00334 int i, month, months = calendar->monthsInYear(date);
00335
00336 QPopupMenu popup(selectMonth);
00337
00338 for (i = 1; i <= months; i++)
00339 popup.insertItem(calendar->monthName(i, calendar->year(date)), i);
00340
00341 popup.setActiveItem(calendar->month(date) - 1);
00342
00343 if ( (month = popup.exec(selectMonth->mapToGlobal(QPoint(0, 0)), calendar->month(date) - 1)) == -1 ) return;
00344
00345 int day = calendar->day(date);
00346
00347
00348
00349 calendar->setYMD(date, calendar->year(date), month,
00350 QMIN(day, calendar->daysInMonth(date)));
00351
00352 setDate(date);
00353 }
00354
00355 void
00356 KDatePicker::selectYearClicked()
00357 {
00358 const KCalendarSystem * calendar = KGlobal::locale()->calendar();
00359
00360 int year;
00361 KPopupFrame* popup = new KPopupFrame(this);
00362 KDateInternalYearSelector* picker = new KDateInternalYearSelector(popup);
00363
00364 picker->resize(picker->sizeHint());
00365 popup->setMainWidget(picker);
00366 connect(picker, SIGNAL(closeMe(int)), popup, SLOT(close(int)));
00367 picker->setFocus();
00368 if(popup->exec(selectYear->mapToGlobal(QPoint(0, selectMonth->height()))))
00369 {
00370 QDate date;
00371 int day;
00372
00373 year=picker->getYear();
00374 date=table->getDate();
00375 day=calendar->day(date);
00376
00377
00378
00379 calendar->setYMD(date, year, calendar->month(date),
00380 QMIN(day, calendar->daysInMonth(date)));
00381
00382 setDate(date);
00383 } else {
00384 KNotifyClient::beep();
00385 }
00386 delete popup;
00387 }
00388
00389 void
00390 KDatePicker::setEnabled(bool enable)
00391 {
00392 QWidget *widgets[]= {
00393 yearForward, yearBackward, monthForward, monthBackward,
00394 selectMonth, selectYear,
00395 line, table, d->selectWeek, d->todayButton };
00396 const int Size=sizeof(widgets)/sizeof(widgets[0]);
00397 int count;
00398
00399 for(count=0; count<Size; ++count)
00400 {
00401 widgets[count]->setEnabled(enable);
00402 }
00403 }
00404
00405 void
00406 KDatePicker::lineEnterPressed()
00407 {
00408 QDate temp;
00409
00410 if(val->date(line->text(), temp)==QValidator::Acceptable)
00411 {
00412 kdDebug(298) << "KDatePicker::lineEnterPressed: valid date entered." << endl;
00413 emit(dateEntered(temp));
00414 setDate(temp);
00415 } else {
00416 KNotifyClient::beep();
00417 kdDebug(298) << "KDatePicker::lineEnterPressed: invalid date entered." << endl;
00418 }
00419 }
00420
00421 void
00422 KDatePicker::todayButtonClicked()
00423 {
00424 setDate(QDate::currentDate());
00425 }
00426
00427 QSize
00428 KDatePicker::sizeHint() const
00429 {
00430 return QWidget::sizeHint();
00431 }
00432
00433 void
00434 KDatePicker::setFontSize(int s)
00435 {
00436 QWidget *buttons[]= {
00437
00438
00439 selectMonth,
00440 selectYear,
00441
00442
00443 };
00444 const int NoOfButtons=sizeof(buttons)/sizeof(buttons[0]);
00445 int count;
00446 QFont font;
00447 QRect r;
00448
00449 fontsize=s;
00450 for(count=0; count<NoOfButtons; ++count)
00451 {
00452 font=buttons[count]->font();
00453 font.setPointSize(s);
00454 buttons[count]->setFont(font);
00455 }
00456 QFontMetrics metrics(selectMonth->fontMetrics());
00457
00458 for (int i = 1; ; ++i)
00459 {
00460 QString str = KGlobal::locale()->calendar()->monthName(i,
00461 KGlobal::locale()->calendar()->year(table->getDate()), false);
00462 if (str.isNull()) break;
00463 r=metrics.boundingRect(str);
00464 maxMonthRect.setWidth(QMAX(r.width(), maxMonthRect.width()));
00465 maxMonthRect.setHeight(QMAX(r.height(), maxMonthRect.height()));
00466 }
00467
00468 QSize metricBound = style().sizeFromContents(QStyle::CT_ToolButton,
00469 selectMonth,
00470 maxMonthRect);
00471 selectMonth->setMinimumSize(metricBound);
00472
00473 table->setFontSize(s);
00474 }
00475
00476 void
00477 KDatePicker::setCloseButton( bool enable )
00478 {
00479 if ( enable == (d->closeButton != 0L) )
00480 return;
00481
00482 if ( enable ) {
00483 d->closeButton = new QToolButton( d->tb );
00484 QToolTip::add(d->closeButton, i18n("Close"));
00485 d->closeButton->setPixmap( SmallIcon("remove") );
00486 connect( d->closeButton, SIGNAL( clicked() ),
00487 topLevelWidget(), SLOT( close() ) );
00488 }
00489 else {
00490 delete d->closeButton;
00491 d->closeButton = 0L;
00492 }
00493
00494 updateGeometry();
00495 }
00496
00497 bool KDatePicker::hasCloseButton() const
00498 {
00499 return (d->closeButton != 0L);
00500 }
00501
00502 void KDatePicker::virtual_hook( int , void* )
00503 { }
00504