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-rw-r--r--libkdeedu/extdate/extdatepicker.cpp532
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diff --git a/libkdeedu/extdate/extdatepicker.cpp b/libkdeedu/extdate/extdatepicker.cpp
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+/* -*- C++ -*-
+ This file is part of the KDE libraries
+ Copyright (C) 1997 Tim D. Gilman (tdgilman@best.org)
+ (C) 1998-2001 Mirko Boehm (mirko@kde.org)
+ (C) 2004 Jason Harris (jharris@30doradus.org)
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+*/
+
+#include <qlayout.h>
+#include <qstyle.h>
+#include <qtoolbutton.h>
+#include <qtooltip.h>
+#include <qpopupmenu.h>
+
+#include <kdialog.h>
+#include <klocale.h>
+#include <kiconloader.h>
+#include <ktoolbar.h>
+#include <kdebug.h>
+#include <knotifyclient.h>
+
+#include "extdatepicker.h"
+#include "extdatetbl.h"
+#include "extdatepicker.moc"
+
+// Week numbers are defined by ISO 8601
+// See http://www.merlyn.demon.co.uk/weekinfo.htm for details
+
+class ExtDatePicker::ExtDatePickerPrivate
+{
+public:
+ ExtDatePickerPrivate() : closeButton(0L), selectWeek(0L), todayButton(0),
+ navigationLayout(0), calendar(0) {}
+
+ void fillWeeksCombo(const ExtDate &date);
+
+ QToolButton *closeButton;
+ QComboBox *selectWeek;
+ QToolButton *todayButton;
+ QBoxLayout *navigationLayout;
+ ExtCalendarSystem *calendar;
+};
+
+void ExtDatePicker::fillWeeksCombo(const ExtDate &date)
+{
+ // every year can have a different number of weeks
+
+//must remain commented unless ExtDate stuff gets added to kdelibs
+// const ExtCalendarSystem * calendar = KGlobal::locale()->calendar();
+
+ // it could be that we had 53,1..52 and now 1..53 which is the same number but different
+ // so always fill with new values
+
+ d->selectWeek->clear();
+
+ // We show all week numbers for all weeks between first day of year to last day of year
+ // This of course can be a list like 53,1,2..52
+
+ ExtDate day(date.year(), 1, 1);
+ int lastMonth = d->calendar->monthsInYear(day);
+ ExtDate lastDay(date.year(), lastMonth, d->calendar->daysInMonth(ExtDate(date.year(), lastMonth, 1)));
+
+ for (; day <= lastDay; day = d->calendar->addDays(day, 7 /*calendar->daysOfWeek()*/) )
+ {
+ int year = 0;
+ QString week = i18n("Week %1").arg(d->calendar->weekNumber(day, &year));
+ if ( year != date.year() ) week += "*"; // show that this is a week from a different year
+ d->selectWeek->insertItem(week);
+ }
+}
+
+ExtDatePicker::ExtDatePicker(QWidget *parent, ExtDate dt, const char *name)
+ : QFrame(parent,name)
+{
+ init( dt );
+}
+
+ExtDatePicker::ExtDatePicker(QWidget *parent, ExtDate dt, const char *name, WFlags f)
+ : QFrame(parent,name, f)
+{
+ init( dt );
+}
+
+ExtDatePicker::ExtDatePicker( QWidget *parent, const char *name )
+ : QFrame(parent,name)
+{
+ init( ExtDate::currentDate() );
+}
+
+void ExtDatePicker::init( const ExtDate &dt )
+{
+ d = new ExtDatePickerPrivate();
+
+ d->calendar = new ExtCalendarSystemGregorian();
+
+ QBoxLayout * topLayout = new QVBoxLayout(this);
+
+ d->navigationLayout = new QHBoxLayout(topLayout);
+ d->navigationLayout->addStretch();
+ yearBackward = new QToolButton(this);
+ yearBackward->setAutoRaise(true);
+ d->navigationLayout->addWidget(yearBackward);
+ monthBackward = new QToolButton(this);
+ monthBackward ->setAutoRaise(true);
+ d->navigationLayout->addWidget(monthBackward);
+ d->navigationLayout->addSpacing(KDialog::spacingHint());
+
+ selectMonth = new QToolButton(this);
+ selectMonth ->setAutoRaise(true);
+ d->navigationLayout->addWidget(selectMonth);
+ selectYear = new QToolButton(this);
+ selectYear->setToggleButton(true);
+ selectYear->setAutoRaise(true);
+ d->navigationLayout->addWidget(selectYear);
+ d->navigationLayout->addSpacing(KDialog::spacingHint());
+
+ monthForward = new QToolButton(this);
+ monthForward ->setAutoRaise(true);
+ d->navigationLayout->addWidget(monthForward);
+ yearForward = new QToolButton(this);
+ yearForward ->setAutoRaise(true);
+ d->navigationLayout->addWidget(yearForward);
+ d->navigationLayout->addStretch();
+
+ line = new KLineEdit(this);
+ val = new ExtDateValidator(this);
+ table = new ExtDateTable(this);
+ fontsize = KGlobalSettings::generalFont().pointSize();
+ if (fontsize == -1)
+ fontsize = QFontInfo(KGlobalSettings::generalFont()).pointSize();
+
+ fontsize++; // Make a little bigger
+
+ d->selectWeek = new QComboBox(false, this); // read only week selection
+ d->todayButton = new QToolButton(this);
+ d->todayButton->setIconSet(SmallIconSet("today"));
+
+ QToolTip::add(yearForward, i18n("Next year"));
+ QToolTip::add(yearBackward, i18n("Previous year"));
+ QToolTip::add(monthForward, i18n("Next month"));
+ QToolTip::add(monthBackward, i18n("Previous month"));
+ QToolTip::add(d->selectWeek, i18n("Select a week"));
+ QToolTip::add(selectMonth, i18n("Select a month"));
+ QToolTip::add(selectYear, i18n("Select a year"));
+ QToolTip::add(d->todayButton, i18n("Select the current day"));
+
+ // -----
+ setFontSize(fontsize);
+ line->setValidator(val);
+ line->installEventFilter( this );
+ line->setReadOnly( true );
+
+ if ( QApplication::reverseLayout() )
+ {
+ yearForward->setIconSet(BarIconSet(QString::fromLatin1("2leftarrow")));
+ yearBackward->setIconSet(BarIconSet(QString::fromLatin1("2rightarrow")));
+ monthForward->setIconSet(BarIconSet(QString::fromLatin1("1leftarrow")));
+ monthBackward->setIconSet(BarIconSet(QString::fromLatin1("1rightarrow")));
+ }
+ else
+ {
+ yearForward->setIconSet(BarIconSet(QString::fromLatin1("2rightarrow")));
+ yearBackward->setIconSet(BarIconSet(QString::fromLatin1("2leftarrow")));
+ monthForward->setIconSet(BarIconSet(QString::fromLatin1("1rightarrow")));
+ monthBackward->setIconSet(BarIconSet(QString::fromLatin1("1leftarrow")));
+ }
+ connect(table, SIGNAL(dateChanged(const ExtDate&)), SLOT(dateChangedSlot(const ExtDate&)));
+ connect(table, SIGNAL(tableClicked()), SLOT(tableClickedSlot()));
+ connect(monthForward, SIGNAL(clicked()), SLOT(monthForwardClicked()));
+ connect(monthBackward, SIGNAL(clicked()), SLOT(monthBackwardClicked()));
+ connect(yearForward, SIGNAL(clicked()), SLOT(yearForwardClicked()));
+ connect(yearBackward, SIGNAL(clicked()), SLOT(yearBackwardClicked()));
+ connect(d->selectWeek, SIGNAL(activated(int)), SLOT(weekSelected(int)));
+ connect(d->todayButton, SIGNAL(clicked()), SLOT(todayButtonClicked()));
+ connect(selectMonth, SIGNAL(clicked()), SLOT(selectMonthClicked()));
+ connect(selectYear, SIGNAL(toggled(bool)), SLOT(selectYearClicked()));
+ connect(line, SIGNAL(returnPressed()), SLOT(lineEnterPressed()));
+ table->setFocus();
+
+
+ topLayout->addWidget(table);
+
+ QBoxLayout * bottomLayout = new QHBoxLayout(topLayout);
+ bottomLayout->addWidget(d->todayButton);
+ bottomLayout->addWidget(line);
+ bottomLayout->addWidget(d->selectWeek);
+
+ table->setDate(dt);
+ dateChangedSlot(dt); // needed because table emits changed only when newDate != oldDate
+}
+
+ExtDatePicker::~ExtDatePicker()
+{
+ delete d;
+}
+
+bool
+ExtDatePicker::eventFilter(QObject *o, QEvent *e )
+{
+ if ( e->type() == QEvent::KeyPress ) {
+ QKeyEvent *k = (QKeyEvent *)e;
+
+ if ( (k->key() == Qt::Key_Prior) ||
+ (k->key() == Qt::Key_Next) ||
+ (k->key() == Qt::Key_Up) ||
+ (k->key() == Qt::Key_Down) )
+ {
+ QApplication::sendEvent( table, e );
+ table->setFocus();
+ return true; // eat event
+ }
+ }
+ return QFrame::eventFilter( o, e );
+}
+
+void
+ExtDatePicker::resizeEvent(QResizeEvent* e)
+{
+ QWidget::resizeEvent(e);
+}
+
+void
+ExtDatePicker::dateChangedSlot(const ExtDate &date)
+{
+ kdDebug(298) << "ExtDatePicker::dateChangedSlot: date changed (" << date.year() << "/" << date.month() << "/" << date.day() << ")." << endl;
+
+
+//must remain commented unless ExtDate gets added to kdelibs
+// const ExtCalendarSystem * calendar = KGlobal::locale()->calendar();
+
+// line->setText(KGlobal::locale()->formatDate(date, true));
+ line->setText( date.toString( KGlobal::locale()->dateFormatShort() ) );
+ selectMonth->setText(d->calendar->monthName(date, false));
+ fillWeeksCombo(date);
+
+ // calculate the item num in the week combo box; normalize selected day so as if 1.1. is the first day of the week
+ ExtDate firstDay(date.year(), 1, 1);
+ d->selectWeek->setCurrentItem((d->calendar->dayOfYear(date) + d->calendar->dayOfWeek(firstDay) - 2) / 7/*calendar->daysInWeek()*/);
+
+ selectYear->setText(d->calendar->yearString(date, false));
+
+ emit(dateChanged(date));
+}
+
+void
+ExtDatePicker::tableClickedSlot()
+{
+ kdDebug(298) << "ExtDatePicker::tableClickedSlot: table clicked." << endl;
+ emit(dateSelected(table->getDate()));
+ emit(tableClicked());
+}
+
+const ExtDate&
+ExtDatePicker::getDate() const
+{
+ return table->getDate();
+}
+
+const ExtDate &
+ExtDatePicker::date() const
+{
+ return table->getDate();
+}
+
+bool
+ExtDatePicker::setDate(const ExtDate& date)
+{
+ if(date.isValid())
+ {
+ table->setDate(date); // this also emits dateChanged() which then calls our dateChangedSlot()
+ return true;
+ }
+ else
+ {
+ kdDebug(298) << "ExtDatePicker::setDate: refusing to set invalid date." << endl;
+ return false;
+ }
+}
+
+void
+ExtDatePicker::monthForwardClicked()
+{
+ ExtDate temp;
+// temp = KGlobal::locale()->calendar()->addMonths( table->getDate(), 1 );
+ temp = d->calendar->addMonths( table->getDate(), 1 );
+ setDate( temp );
+}
+
+void
+ExtDatePicker::monthBackwardClicked()
+{
+ ExtDate temp;
+// temp = KGlobal::locale()->calendar()->addMonths( table->getDate(), -1 );
+ temp = d->calendar->addMonths( table->getDate(), -1 );
+ setDate( temp );
+}
+
+void
+ExtDatePicker::yearForwardClicked()
+{
+ ExtDate temp;
+// temp = KGlobal::locale()->calendar()->addYears( table->getDate(), 1 );
+ temp = d->calendar->addYears( table->getDate(), 1 );
+ setDate( temp );
+}
+
+void
+ExtDatePicker::yearBackwardClicked()
+{
+ ExtDate temp;
+// temp = KGlobal::locale()->calendar()->addYears( table->getDate(), -1 );
+ temp = d->calendar->addYears( table->getDate(), -1 );
+ setDate( temp );
+}
+
+void ExtDatePicker::selectWeekClicked() {} // ### in 3.2 obsolete; kept for binary compatibility
+
+void
+ExtDatePicker::weekSelected(int week)
+{
+// const ExtCalendarSystem * calendar = KGlobal::locale()->calendar();
+
+ ExtDate date = table->getDate();
+ int year = d->calendar->year(date);
+
+ d->calendar->setYMD(date, year, 1, 1); // first day of selected year
+
+ // calculate the first day in the selected week (day 1 is first day of week)
+ date = d->calendar->addDays(date, week * 7/*calendar->daysOfWeek()*/ -d->calendar->dayOfWeek(date) + 1);
+
+ setDate(date);
+}
+
+void
+ExtDatePicker::selectMonthClicked()
+{
+ // every year can have different month names (in some calendar systems)
+// const ExtCalendarSystem * calendar = KGlobal::locale()->calendar();
+ ExtDate date = table->getDate();
+ int i, month, months = d->calendar->monthsInYear(date);
+
+ QPopupMenu popup(selectMonth);
+
+ for (i = 1; i <= months; i++)
+ popup.insertItem(d->calendar->monthName(i, d->calendar->year(date)), i);
+
+ popup.setActiveItem(d->calendar->month(date) - 1);
+
+ if ( (month = popup.exec(selectMonth->mapToGlobal(QPoint(0, 0)), d->calendar->month(date) - 1)) == -1 ) return; // canceled
+
+ int day = d->calendar->day(date);
+ // ----- construct a valid date in this month:
+ //date.setYMD(date.year(), month, 1);
+ //date.setYMD(date.year(), month, QMIN(day, date.daysInMonth()));
+ d->calendar->setYMD(date, d->calendar->year(date), month,
+ QMIN(day, d->calendar->daysInMonth(date)));
+ // ----- set this month
+ setDate(date);
+}
+
+void
+ExtDatePicker::selectYearClicked()
+{
+// const ExtCalendarSystem * calendar = KGlobal::locale()->calendar();
+
+ if (selectYear->state() == QButton::Off)
+ {
+ return;
+ }
+
+ int year;
+ KPopupFrame* popup = new KPopupFrame(this);
+ ExtDateInternalYearSelector* picker = new ExtDateInternalYearSelector(popup);
+ // -----
+ picker->resize(picker->sizeHint());
+ popup->setMainWidget(picker);
+ connect(picker, SIGNAL(closeMe(int)), popup, SLOT(close(int)));
+ picker->setFocus();
+ if(popup->exec(selectYear->mapToGlobal(QPoint(0, selectMonth->height()))))
+ {
+ ExtDate date;
+ int day;
+ // -----
+ year=picker->getYear();
+ date=table->getDate();
+ day=d->calendar->day(date);
+ // ----- construct a valid date in this month:
+ //date.setYMD(year, date.month(), 1);
+ //date.setYMD(year, date.month(), QMIN(day, date.daysInMonth()));
+ d->calendar->setYMD(date, year, d->calendar->month(date),
+ QMIN(day, d->calendar->daysInMonth(date)));
+ // ----- set this month
+ setDate(date);
+ } else {
+ KNotifyClient::beep();
+ }
+ delete popup;
+}
+
+void
+ExtDatePicker::setEnabled(bool enable)
+{
+ QWidget *widgets[]= {
+ yearForward, yearBackward, monthForward, monthBackward,
+ selectMonth, selectYear,
+ line, table, d->selectWeek, d->todayButton };
+ const int Size=sizeof(widgets)/sizeof(widgets[0]);
+ int count;
+ // -----
+ for(count=0; count<Size; ++count)
+ {
+ widgets[count]->setEnabled(enable);
+ }
+}
+
+void
+ExtDatePicker::lineEnterPressed()
+{
+ ExtDate temp;
+ // -----
+ if(val->date(line->text(), temp)==QValidator::Acceptable)
+ {
+ kdDebug(298) << "ExtDatePicker::lineEnterPressed: valid date entered." << endl;
+ emit(dateEntered(temp));
+ setDate(temp);
+ } else {
+ KNotifyClient::beep();
+ kdDebug(298) << "ExtDatePicker::lineEnterPressed: invalid date entered." << endl;
+ }
+}
+
+void
+ExtDatePicker::todayButtonClicked()
+{
+ setDate(ExtDate::currentDate());
+}
+
+QSize
+ExtDatePicker::sizeHint() const
+{
+ return QWidget::sizeHint();
+}
+
+void
+ExtDatePicker::setFontSize(int s)
+{
+ QWidget *buttons[]= {
+ // yearBackward,
+ // monthBackward,
+ selectMonth,
+ selectYear,
+ // monthForward,
+ // yearForward
+ };
+ const int NoOfButtons=sizeof(buttons)/sizeof(buttons[0]);
+ int count;
+ QFont font;
+ QRect r;
+ // -----
+ fontsize=s;
+ for(count=0; count<NoOfButtons; ++count)
+ {
+ font=buttons[count]->font();
+ font.setPointSize(s);
+ buttons[count]->setFont(font);
+ }
+ QFontMetrics metrics(selectMonth->fontMetrics());
+
+ for (int i = 1; ; ++i)
+ {
+ QString str = d->calendar->monthName(i,
+ d->calendar->year(table->getDate()), false);
+ if (str.isNull()) break;
+ r=metrics.boundingRect(str);
+ maxMonthRect.setWidth(QMAX(r.width(), maxMonthRect.width()));
+ maxMonthRect.setHeight(QMAX(r.height(), maxMonthRect.height()));
+ }
+
+ QSize metricBound = style().sizeFromContents(QStyle::CT_ToolButton,
+ selectMonth,
+ maxMonthRect);
+ selectMonth->setMinimumSize(metricBound);
+
+ table->setFontSize(s);
+}
+
+void
+ExtDatePicker::setCloseButton( bool enable )
+{
+ if ( enable == (d->closeButton != 0L) )
+ return;
+
+ if ( enable ) {
+ d->closeButton = new QToolButton( this );
+ d->closeButton->setAutoRaise(true);
+ d->navigationLayout->addSpacing(KDialog::spacingHint());
+ d->navigationLayout->addWidget(d->closeButton);
+ QToolTip::add(d->closeButton, i18n("Close"));
+ d->closeButton->setPixmap( SmallIcon("remove") );
+ connect( d->closeButton, SIGNAL( clicked() ),
+ topLevelWidget(), SLOT( close() ) );
+ }
+ else {
+ delete d->closeButton;
+ d->closeButton = 0L;
+ }
+
+ updateGeometry();
+}
+
+bool ExtDatePicker::hasCloseButton() const
+{
+ return (d->closeButton != 0L);
+}
+
+void ExtDatePicker::virtual_hook( int /*id*/, void* /*data*/ )
+{ /*BASE::virtual_hook( id, data );*/ }
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-27 15:54:39 +0000