| -rw-r--r-- | libkdepim/kdatepicker.cpp | 472 |
1 files changed, 472 insertions, 0 deletions
diff --git a/libkdepim/kdatepicker.cpp b/libkdepim/kdatepicker.cpp new file mode 100644 index 0000000..6e5ec0f --- a/dev/null +++ b/libkdepim/kdatepicker.cpp @@ -0,0 +1,472 @@ +/* -*- 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 "kdatepicker.h" +#include <kglobal.h> +#include <kapplication.h> +#include <klocale.h> +#include <kiconloader.h> +#include <qframe.h> +#include <qpainter.h> +#include <qdialog.h> +#include <qtoolbutton.h> +#include <qfont.h> +#include <qapplication.h> +#include <qlineedit.h> +#include <qvalidator.h> +#include <kdebug.h> +#include <knotifyclient.h> +#include "kdatetbl.h" +#include "kdateedit.h" +#include "kdatepicker.moc" + + +KDatePicker::KDatePicker(QWidget *parent, QDate dt, const char *name) + : QFrame(parent,name), + yearForward(new QToolButton(this)), + yearBackward(new QToolButton(this)), + monthForward(new QToolButton(this)), + monthBackward(new QToolButton(this)), + selectMonth(new QToolButton(this)), + selectYear(new QToolButton(this)), + //line(new QLineEdit(this)), + val(new KDateValidator(this)) + //table(new KDateTable(this)), + //fontsize(1) +{ + // ----- + int size = 12; + if ( QApplication::desktop()->width() >= 480 ) + size = 18; + fontsize = size; + setFont ( QFont("helvetica",size) ); + table = new KDateTable(this); + setFontSize(size); + //line->setValidator(val); + lineDate = new KDateEdit( this, "dateediipicker", true ); + yearForward->setPixmap(SmallIcon("2rightarrowB")); + yearBackward->setPixmap(SmallIcon("2leftarrowB")); + monthForward->setPixmap(SmallIcon("1rightarrowB")); + monthBackward->setPixmap(SmallIcon("1leftarrowB")); + + 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(selectMonth, SIGNAL(clicked()), SLOT(selectMonthClicked())); + connect(selectYear, SIGNAL(clicked()), SLOT(selectYearClicked())); + //connect(line, SIGNAL(returnPressed()), SLOT(lineEnterPressed())); + connect(lineDate, SIGNAL(dateChanged(QDate)), SLOT(slotSetDate(QDate))); + connect(lineDate, SIGNAL(returnPressed()), SLOT(lineEnterPressed())); + table->setFocus(); + +} + +KDatePicker::~KDatePicker() +{ +} + +void +KDatePicker::resizeEvent(QResizeEvent*) +{ + QWidget *buttons[] = { + yearBackward, + monthBackward, + selectMonth, + selectYear, + monthForward, + yearForward }; + const int NoOfButtons=sizeof(buttons)/sizeof(buttons[0]); + QSize sizes[NoOfButtons]; + int buttonHeight=0; + int count; + int w; + int x=0; + // ----- calculate button row height: + for(count=0; count<NoOfButtons; ++count) { + int xS = buttons[count]->sizeHint().width(); + int yS = buttons[count]->sizeHint().height(); + sizes[count]=QSize ( xS+10, yS ); + buttonHeight=QMAX(buttonHeight, sizes[count].height()); + } + buttonHeight += 10; + // ----- calculate size of the month button: + w=0; + for(count=0; count<NoOfButtons; ++count) { + if(buttons[count]!=selectMonth) + { + w+=sizes[count].width(); + } else { + x=count; + } + } + sizes[x].setWidth(width()-w); // stretch the month button + // ----- place the buttons: + x=0; + for(count=0; count<NoOfButtons; ++count) + { + w=sizes[count].width(); + buttons[count]->setGeometry(x, 0, w, buttonHeight); + x+=w; + } + // ----- place the line edit for direct input: + sizes[0]=lineDate->sizeHint(); + //line->setGeometry(0, height()-sizes[0].height(), width(), sizes[0].height()); + lineDate->setGeometry(0, height()-sizes[0].height(), width(), sizes[0].height()); + // ----- adjust the table: + table->setGeometry(0, buttonHeight, width(), + height()-buttonHeight-sizes[0].height()); +} + +void +KDatePicker::dateChangedSlot(QDate date) +{ + lineDate->setDate( date );//(KGlobal::locale()->formatDate(date, true)); + //line->setText(KGlobal::locale()->formatDate(date, true)); + emit(dateChanged(date)); +} + +void +KDatePicker::tableClickedSlot() +{ + + emit(dateSelected(table->getDate())); + emit(tableClicked()); +} + +const QDate& +KDatePicker::getDate() const +{ + return table->getDate(); +} + +const QDate & +KDatePicker::date() const +{ + return table->getDate(); +} + +void KDatePicker::slotSetDate( QDate date ) +{ + + if(date.isValid()) { + QString temp; + // ----- + table->setDate(date); + selectMonth->setText(KGlobal::locale()->monthName(date.month(), false)); + temp.setNum(date.year()); + selectYear->setText(temp); + //line->setText(KGlobal::locale()->formatDate(date, true)); + lineDate->setDate( date ); + } + +} +bool +KDatePicker::setDate(const QDate& date) +{ + table->setFocus(); + if(date.isValid()) { + QString temp; + // ----- + table->setDate(date); + selectMonth->setText(KGlobal::locale()->monthName(date.month(), false)); + temp.setNum(date.year()); + selectYear->setText(temp); + //line->setText(KGlobal::locale()->formatDate(date, true)); + lineDate->setDate( date ); + return true; + } else { + + return false; + } + + +} + +void +KDatePicker::monthForwardClicked() +{ + QDate temp=table->getDate(); + int day=temp.day(); + // ----- + if(temp.month()==12) { + temp.setYMD(temp.year()+1, 1, 1); + } else { + temp.setYMD(temp.year(), temp.month()+1, 1); + } + if(temp.daysInMonth()<day) { + temp.setYMD(temp.year(), temp.month(), temp.daysInMonth()); + } else { + temp.setYMD(temp.year(), temp.month(), day); + } + // assert(temp.isValid()); + setDate(temp); +} + +void +KDatePicker::monthBackwardClicked() +{ + QDate temp=table->getDate(); + int day=temp.day(); + // ----- + if(temp.month()==1) + { + temp.setYMD(temp.year()-1, 12, 1); + } else { + temp.setYMD(temp.year(), temp.month()-1, 1); + } + if(temp.daysInMonth()<day) + { + temp.setYMD(temp.year(), temp.month(), temp.daysInMonth()); + } else { + temp.setYMD(temp.year(), temp.month(), day); + } + // assert(temp.isValid()); + setDate(temp); +} + +void +KDatePicker::yearForwardClicked() +{ + QDate temp=table->getDate(); + int day=temp.day(); + // ----- + temp.setYMD(temp.year()+1, temp.month(), 1); + if(temp.daysInMonth()<day) + { + temp.setYMD(temp.year(), temp.month(), temp.daysInMonth()); + } else { + temp.setYMD(temp.year(), temp.month(), day); + } + // assert(temp.isValid()); + setDate(temp); +} + +void +KDatePicker::yearBackwardClicked() +{ + QDate temp=table->getDate(); + int day=temp.day(); + // ----- + temp.setYMD(temp.year()-1, temp.month(), 1); + if(temp.daysInMonth()<day) + { + temp.setYMD(temp.year(), temp.month(), temp.daysInMonth()); + } else { + temp.setYMD(temp.year(), temp.month(), day); + } + // assert(temp.isValid()); + setDate(temp); +} + +void +KDatePicker::selectMonthClicked() +{ + int month; + KPopupFrame* popup = new KPopupFrame(this); + KDateInternalMonthPicker* picker = new KDateInternalMonthPicker(fontsize, popup); + // ----- + picker->resize(picker->sizeHint()); + popup->setMainWidget(picker); + picker->setFocus(); + connect(picker, SIGNAL(closeMe(int)), popup, SLOT(close(int))); + if(popup->exec(selectMonth->mapToGlobal(QPoint(0, selectMonth->height())))) + { + QDate date; + int day; + // ----- + month=picker->getResult(); + date=table->getDate(); + day=date.day(); + // ----- construct a valid date in this month: + date.setYMD(date.year(), month, 1); + date.setYMD(date.year(), month, QMIN(day, date.daysInMonth())); + // ----- set this month + setDate(date); + } else { + KNotifyClient::beep(); + } + delete popup; +} + +void +KDatePicker::selectYearClicked() +{ + int year; + KPopupFrame* popup = new KPopupFrame(this); + KDateInternalYearSelector* picker = new KDateInternalYearSelector(fontsize, 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=date.day(); + // ----- construct a valid date in this month: + date.setYMD(year, date.month(), 1); + date.setYMD(year, date.month(), QMIN(day, date.daysInMonth())); + // ----- set this month + setDate(date); + } else { + KNotifyClient::beep(); + } + delete popup; +} + +void +KDatePicker::setEnabled(bool enable) +{ + QWidget *widgets[]= { + yearForward, yearBackward, monthForward, monthBackward, + selectMonth, selectYear, + lineDate, table }; + 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; + // ----- + temp = lineDate->date(); + //if(val->date(line->text(), temp)==QValidator::Acceptable) + //{ + emit(dateEntered(temp)); + setDate(temp); + // } else { +// KNotifyClient::beep(); +// } +} + +QSize +KDatePicker::sizeHint() const +{ + QSize tableSize=table->sizeHint(); + QWidget *buttons[]={ + yearBackward, + monthBackward, + selectMonth, + selectYear, + monthForward, + yearForward }; + const int NoOfButtons=sizeof(buttons)/sizeof(buttons[0]); + QSize sizes[NoOfButtons]; + int cx=0, cy=0, count; + // ----- store the size hints: + for(count=0; count<NoOfButtons; ++count) + { + sizes[count]=buttons[count]->sizeHint(); + if(buttons[count]==selectMonth) + { + cx+=maxMonthRect.width()+15; + } else { + cx+=sizes[count].width()+15; + } + cy=QMAX(sizes[count].height(), cy); + } + // ----- calculate width hint: + cx=QMAX(cx, tableSize.width()); // line edit ignored + if ( cx > QApplication::desktop()->width() -5 ) + cx = QApplication::desktop()->width() -5; + // ----- calculate height hint: + cy+=tableSize.height()+lineDate->sizeHint().height(); + + return QSize(cx, cy); +} + +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 <= 12; ++i) + { // maxMonthRect is used by sizeHint() + r=metrics.boundingRect(KGlobal::locale()->monthName(i, false)); + maxMonthRect.setWidth(QMAX(r.width(), maxMonthRect.width())); + maxMonthRect.setHeight(QMAX(r.height(), maxMonthRect.height())); + } + table->setFontSize(s); +} + +void KDatePicker::virtual_hook( int id, void* data ) +{ /*BASE::virtual_hook( id, data );*/ } + +void KDatePicker::keyPressEvent ( QKeyEvent * e ) +{ + switch ( e->key() ) { + case Qt::Key_Right: + monthForwardClicked(); + break; + case Qt::Key_Left: + monthBackwardClicked(); + break; + + case Qt::Key_Down: + yearForwardClicked(); + + break; + + case Qt::Key_Up: + yearBackwardClicked(); + break; + + case Qt::Key_Return: + tableClickedSlot(); + break; + + default: + break; + } + +} |