| -rw-r--r-- | microkde/kdatepickernew.cpp | 485 |
1 files changed, 485 insertions, 0 deletions
diff --git a/microkde/kdatepickernew.cpp b/microkde/kdatepickernew.cpp new file mode 100644 index 0000000..f60a422 --- a/dev/null +++ b/microkde/kdatepickernew.cpp @@ -0,0 +1,485 @@ +/* -*- 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) + 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., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. +*/ + +#include <qlayout.h> +#include <qframe.h> +#include <qpainter.h> +#include <qdialog.h> +#include <qstyle.h> +#include <qtoolbutton.h> +#include <qcombobox.h> +#include <qtooltip.h> +#include <qfont.h> +#include <qvalidator.h> +#include <qpopupmenu.h> + +#include "kdatepicker.h" +#include <kglobal.h> +#include <kapplication.h> +#include <klocale.h> +#include <kiconloader.h> +#include <ktoolbar.h> +#include <klineedit.h> +#include <kdebug.h> +#include <knotifyclient.h> +#include <kcalendarsystem.h> + +#include "kdatetbl.h" +#include "kdatepicker.moc" + +class KDatePicker::KDatePickerPrivate +{ +public: + KDatePickerPrivate() : closeButton(0L), selectWeek(0L), todayButton(0), navigationLayout(0) {} + + void fillWeeksCombo(const QDate &date); + + KToolBar *tb; + QToolButton *closeButton; + QComboBox *selectWeek; + QToolButton *todayButton; + QBoxLayout *navigationLayout; +}; + +void KDatePicker::fillWeeksCombo(const QDate &date) +{ + // every year can have a different number of weeks + const KCalendarSystem * calendar = KGlobal::locale()->calendar(); + int i, weeks = calendar->weeksInYear(calendar->year(date)); + + if ( d->selectWeek->count() == weeks ) return; // we already have the correct number + + d->selectWeek->clear(); + + for (i = 1; i <= weeks; i++) + d->selectWeek->insertItem(i18n("Week %1").arg(i)); +} + +KDatePicker::KDatePicker(QWidget *parent, QDate dt, const char *name) + : QFrame(parent,name) +{ + init( dt ); +} + +KDatePicker::KDatePicker(QWidget *parent, QDate dt, const char *name, WFlags f) + : QFrame(parent,name, f) +{ + init( dt ); +} + +KDatePicker::KDatePicker( QWidget *parent, const char *name ) + : QFrame(parent,name) +{ + init( QDate::currentDate() ); +} + +void KDatePicker::init( const QDate &dt ) +{ + d = new KDatePickerPrivate(); + + d->tb = new KToolBar(this); + + yearBackward = new QToolButton(d->tb); + monthBackward = new QToolButton(d->tb); + selectMonth = new QToolButton(d->tb); + selectYear = new QToolButton(d->tb); + monthForward = new QToolButton(d->tb); + yearForward = new QToolButton(d->tb); + line = new KLineEdit(this); + val = new KDateValidator(this); + table = new KDateTable(this); + fontsize = 12;//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 ); +// yearForward->setIconSet(BarIconSet(QString::fromLatin1("2rightarrow"))); +// yearBackward->setIconSet(BarIconSet(QString::fromLatin1("2leftarrow"))); +// monthForward->setIconSet(BarIconSet(QString::fromLatin1("1rightarrow"))); +// monthBackward->setIconSet(BarIconSet(QString::fromLatin1("1leftarrow"))); + setDate(dt); // set button texts + connect(table, SIGNAL(dateChanged(QDate)), SLOT(dateChangedSlot(QDate))); + 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(clicked()), SLOT(selectYearClicked())); + connect(line, SIGNAL(returnPressed()), SLOT(lineEnterPressed())); + table->setFocus(); + + QBoxLayout * topLayout = new QVBoxLayout(this); + + d->navigationLayout = new QHBoxLayout(topLayout); + d->navigationLayout->addWidget(d->tb); + + topLayout->addWidget(table); + + QBoxLayout * bottomLayout = new QHBoxLayout(topLayout); + bottomLayout->addWidget(d->todayButton); + bottomLayout->addWidget(line); + bottomLayout->addWidget(d->selectWeek); +} + +KDatePicker::~KDatePicker() +{ + delete d; +} + +bool +KDatePicker::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 +KDatePicker::resizeEvent(QResizeEvent* e) +{ + QWidget::resizeEvent(e); +} + +void +KDatePicker::dateChangedSlot(QDate date) +{ + kdDebug(298) << "KDatePicker::dateChangedSlot: date changed (" << date.year() << "/" << date.month() << "/" << date.day() << ")." << endl; + + const KCalendarSystem * calendar = KGlobal::locale()->calendar(); + + line->setText(KGlobal::locale()->formatDate(date, true)); + selectMonth->setText(calendar->monthName(date, false)); + fillWeeksCombo(date); + d->selectWeek->setCurrentItem(calendar->weekNumber(date) - 1); + selectYear->setText(calendar->yearString(date, false)); + + emit(dateChanged(date)); +} + +void +KDatePicker::tableClickedSlot() +{ + kdDebug(298) << "KDatePicker::tableClickedSlot: table clicked." << endl; + emit(dateSelected(table->getDate())); + emit(tableClicked()); +} + +const QDate& +KDatePicker::getDate() const +{ + return table->getDate(); +} + +const QDate & +KDatePicker::date() const +{ + return table->getDate(); +} + +bool +KDatePicker::setDate(const QDate& date) +{ + if(date.isValid()) + { + const KCalendarSystem * calendar = KGlobal::locale()->calendar(); + + table->setDate(date); + fillWeeksCombo(date); + d->selectWeek->setCurrentItem(calendar->weekNumber(date) - 1); + selectMonth->setText(calendar->monthName(date, false)); + selectYear->setText(calendar->yearString(date, true)); + line->setText(KGlobal::locale()->formatDate(date, true)); + return true; + } + else + { + kdDebug(298) << "KDatePicker::setDate: refusing to set invalid date." << endl; + return false; + } +} + +void +KDatePicker::monthForwardClicked() +{ + QDate temp; + temp = KGlobal::locale()->calendar()->addMonths( table->getDate(), 1 ); + + setDate( temp ); +} + +void +KDatePicker::monthBackwardClicked() +{ + QDate temp; + temp = KGlobal::locale()->calendar()->addMonths( table->getDate(), -1 ); + + setDate( temp ); +} + +void +KDatePicker::yearForwardClicked() +{ + QDate temp; + temp = KGlobal::locale()->calendar()->addYears( table->getDate(), 1 ); + + setDate( temp ); +} + +void +KDatePicker::yearBackwardClicked() +{ + QDate temp; + temp = KGlobal::locale()->calendar()->addYears( table->getDate(), -1 ); + + setDate( temp ); +} + +void KDatePicker::selectWeekClicked() {} // ### in 3.2 obsolete; kept for binary compatibility + +void +KDatePicker::weekSelected(int week) +{ + week++; // week number starts with 1 + + const KCalendarSystem * calendar = KGlobal::locale()->calendar(); + + QDate date = table->getDate(); + int year = calendar->year(date); + + calendar->setYMD(date, year, 1, 1); + date = calendar->addDays(date, -7); + while (calendar->weekNumber(date) != 1) + date = calendar->addDays(date, 1); + + // date is now first day in week 1 some day in week 1 + date = calendar->addDays(date, (week - calendar->weekNumber(date)) * 7); + + setDate(date); +} + +void +KDatePicker::selectMonthClicked() +{ + // every year can have different month names (in some calendar systems) + const KCalendarSystem * calendar = KGlobal::locale()->calendar(); + QDate date = table->getDate(); + int i, month, months = calendar->monthsInYear(date); + + QPopupMenu popup(selectMonth); + + for (i = 1; i <= months; i++) + popup.insertItem(calendar->monthName(i, calendar->year(date)), i); + + popup.setActiveItem(calendar->month(date) - 1); + + if ( (month = popup.exec(selectMonth->mapToGlobal(QPoint(0, 0)), calendar->month(date) - 1)) == -1 ) return; // canceled + + int day = 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())); + calendar->setYMD(date, calendar->year(date), month, + QMIN(day, calendar->daysInMonth(date))); + // ----- set this month + setDate(date); +} + +void +KDatePicker::selectYearClicked() +{ + const KCalendarSystem * calendar = KGlobal::locale()->calendar(); + + int year; + KPopupFrame* popup = new KPopupFrame(this); + KDateInternalYearSelector* picker = new KDateInternalYearSelector(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())))) + { + QDate date; + int day; + // ----- + year=picker->getYear(); + date=table->getDate(); + day=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())); + calendar->setYMD(date, year, calendar->month(date), + QMIN(day, calendar->daysInMonth(date))); + // ----- set this month + setDate(date); + } else { + KNotifyClient::beep(); + } + delete popup; +} + +void +KDatePicker::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 +KDatePicker::lineEnterPressed() +{ + QDate temp; + // ----- + if(val->date(line->text(), temp)==QValidator::Acceptable) + { + kdDebug(298) << "KDatePicker::lineEnterPressed: valid date entered." << endl; + emit(dateEntered(temp)); + setDate(temp); + } else { + KNotifyClient::beep(); + kdDebug(298) << "KDatePicker::lineEnterPressed: invalid date entered." << endl; + } +} + +void +KDatePicker::todayButtonClicked() +{ + setDate(QDate::currentDate()); +} + +QSize +KDatePicker::sizeHint() const +{ + return QWidget::sizeHint(); +} + +void +KDatePicker::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 = KGlobal::locale()->calendar()->monthName(i, + KGlobal::locale()->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 +KDatePicker::setCloseButton( bool enable ) +{ + if ( enable == (d->closeButton != 0L) ) + return; + + if ( enable ) { + d->closeButton = new QToolButton( d->tb ); + 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 KDatePicker::hasCloseButton() const +{ + return (d->closeButton != 0L); +} + +void KDatePicker::virtual_hook( int /*id*/, void* /*data*/ ) +{ /*BASE::virtual_hook( id, data );*/ } + |