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authorzautrix <zautrix>2004-06-26 19:01:18 (UTC)
committer zautrix <zautrix>2004-06-26 19:01:18 (UTC)
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tree2c3d4004fb21c72cba65793859f9bcd8ffd3a49c /microkde/kdatetbl.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)
+ 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.
+*/
+
+/////////////////// KDateTable widget class //////////////////////
+//
+// Copyright (C) 1997 Tim D. Gilman
+// (C) 1998-2001 Mirko Boehm
+// Written using Qt (http://www.troll.no) for the
+// KDE project (http://www.kde.org)
+//
+// This is a support class for the KDatePicker class. It just
+// draws the calender table without titles, but could theoretically
+// be used as a standalone.
+//
+// When a date is selected by the user, it emits a signal:
+// dateSelected(QDate)
+
+#include <kglobal.h>
+#include <kglobalsettings.h>
+#include <kapplication.h>
+#include <klocale.h>
+#include <kdebug.h>
+#include <knotifyclient.h>
+#include "kdatetbl.h"
+#include <qdatetime.h>
+#include <qstring.h>
+#include <qpen.h>
+#include <qpainter.h>
+#include <qdialog.h>
+#include <assert.h>
+#include <qapplication.h>
+
+KDateValidator::KDateValidator(QWidget* parent, const char* name)
+ : QValidator(parent, name)
+{
+}
+
+QValidator::State
+KDateValidator::validate(QString& text, int&) const
+{
+ QDate temp;
+ // ----- everything is tested in date():
+ return date(text, temp);
+}
+
+QValidator::State
+KDateValidator::date(const QString& text, QDate& d) const
+{
+ QDate tmp = KGlobal::locale()->readDate(text);
+ if (!tmp.isNull())
+ {
+ d = tmp;
+ return Acceptable;
+ } else
+ return Valid;
+}
+
+void
+KDateValidator::fixup( QString& ) const
+{
+
+}
+
+KDateTable::KDateTable(QWidget *parent, QDate date_, const char* name, WFlags f)
+ : QGridView(parent, name, f)
+{
+ setFontSize(10);
+ if(!date_.isValid())
+ {
+ date_=QDate::currentDate();
+ }
+ setFocusPolicy( QWidget::StrongFocus );
+ setNumRows(7); // 6 weeks max + headline
+ setNumCols(7); // 7 days a week
+ setHScrollBarMode(AlwaysOff);
+ setVScrollBarMode(AlwaysOff);
+ viewport()->setBackgroundColor(QColor(220,245,255));
+#if 0
+ viewport()->setEraseColor(lightGray);
+#endif
+ setDate(date_); // this initializes firstday, numdays, numDaysPrevMonth
+}
+
+void
+KDateTable::paintCell(QPainter *painter, int row, int col)
+{
+ QRect rect;
+ QString text;
+ QPen pen;
+ int w=cellWidth();
+ int h=cellHeight();
+ int pos;
+ QBrush brushBlue(blue);
+ QBrush brushLightblue(QColor(220,245,255));
+ QFont font=KGlobalSettings::generalFont();
+ // -----
+ font.setPointSize(fontsize);
+ if(row==0)
+ { // we are drawing the headline
+ font.setBold(true);
+ painter->setFont(font);
+ bool normalday = true;
+ QString daystr;
+ if (KGlobal::locale()->weekStartsMonday())
+ {
+ daystr = KGlobal::locale()->weekDayName(col+1, true);
+ if (col == 5 || col == 6)
+ normalday = false;
+ } else {
+ daystr = KGlobal::locale()->weekDayName(col==0? 7 : col, true);
+ if (col == 0 || col == 6)
+ normalday = false;
+ }
+ if (!normalday)
+ {
+ painter->setPen(QColor(220,245,255));
+ painter->setBrush(brushLightblue);
+ painter->drawRect(0, 0, w, h);
+ painter->setPen(blue);
+ } else {
+ painter->setPen(blue);
+ painter->setBrush(brushBlue);
+ painter->drawRect(0, 0, w, h);
+ painter->setPen(white);
+ }
+ painter->drawText(0, 0, w, h-1, AlignCenter,
+ daystr, -1, &rect);
+ painter->setPen(black);
+ painter->moveTo(0, h-1);
+ painter->lineTo(w-1, h-1);
+ // ----- draw the weekday:
+ } else {
+ painter->setFont(font);
+ pos=7*(row-1)+col;
+ if (KGlobal::locale()->weekStartsMonday())
+ pos++;
+ if(pos<firstday || (firstday+numdays<=pos))
+ { // we are either
+ // ° painting a day of the previous month or
+ // ° painting a day of the following month
+ if(pos<firstday)
+ { // previous month
+ text.setNum(numDaysPrevMonth+pos-firstday+1);
+ } else { // following month
+ text.setNum(pos-firstday-numdays+1);
+ }
+ painter->setPen(gray);
+ } else { // paint a day of the current month
+ text.setNum(pos-firstday+1);
+ painter->setPen(black);
+ }
+
+ pen=painter->pen();
+ if(firstday+date.day()-1==pos)
+ {
+ if(hasFocus())
+ { // draw the currently selected date
+ painter->setPen(red);
+ painter->setBrush(darkRed);
+ pen=white;
+ } else {
+ painter->setPen(darkGray);
+ painter->setBrush(darkGray);
+ pen=white;
+ }
+ } else {
+ painter->setBrush(QColor(220,245,255));
+ painter->setPen(QColor(220,245,255));
+ }
+ painter->drawRect(0, 0, w, h);
+ painter->setPen(pen);
+ painter->drawText(0, 0, w, h, AlignCenter, text, -1, &rect);
+ }
+ if(rect.width()>maxCell.width()) maxCell.setWidth(rect.width());
+ if(rect.height()>maxCell.height()) maxCell.setHeight(rect.height());
+}
+
+void
+KDateTable::keyPressEvent( QKeyEvent *e )
+{
+ /*
+ // not working properly
+ if ( e->key() == Qt::Key_Prior ) {
+ if ( date.month() == 1 ) {
+ KNotifyClient::beep();
+ return;
+ }
+ int day = date.day();
+ if ( day > 27 )
+ while ( !QDate::isValid( date.year(), date.month()-1, day ) )
+ day--;
+ setDate(QDate(date.year(), date.month()-1, day));
+ return;
+ }
+ if ( e->key() == Qt::Key_Next ) {
+ if ( date.month() == 12 ) {
+ KNotifyClient::beep();
+ return;
+ }
+ int day = date.day();
+ if ( day > 27 )
+ while ( !QDate::isValid( date.year(), date.month()+1, day ) )
+ day--;
+ setDate(QDate(date.year(), date.month()+1, day));
+ return;
+ }
+ */
+ int dayoff = KGlobal::locale()->weekStartsMonday() ? 1 : 0;
+
+ int temp=firstday+date.day()-dayoff;
+ int pos = temp;
+ bool irgnore = true;
+ if ( e->state() != Qt::ControlButton ) {
+ if ( e->key() == Qt::Key_Up ) {
+ pos -= 7;
+ irgnore = false;
+ }
+ if ( e->key() == Qt::Key_Down ) {
+ pos += 7;
+ irgnore = false;
+ }
+ if ( e->key() == Qt::Key_Left ) {
+ pos--;
+ irgnore = false;
+ }
+ if ( e->key() == Qt::Key_Right ) {
+ pos++;
+ irgnore = false;
+ }
+ }
+ if ( irgnore )
+ e->ignore();
+
+ if(pos+dayoff<=firstday)
+ { // this day is in the previous month
+ KNotifyClient::beep();
+ return;
+ }
+ if(firstday+numdays<pos+dayoff)
+ { // this date is in the next month
+ KNotifyClient::beep(i18n( "Month not long enough" ));
+ return;
+ }
+
+ if ( pos == temp )
+ return;
+
+ setDate(QDate(date.year(), date.month(), pos-firstday+dayoff));
+ updateCell(temp/7+1, temp%7); // Update the previously selected cell
+ updateCell(pos/7+1, pos%7); // Update the selected cell
+ assert(QDate(date.year(), date.month(), pos-firstday+dayoff).isValid());
+
+
+}
+
+void
+KDateTable::viewportResizeEvent(QResizeEvent * e)
+{
+ QGridView::viewportResizeEvent(e);
+
+ setCellWidth(viewport()->width()/7);
+ setCellHeight(viewport()->height()/7);
+}
+
+void
+KDateTable::setFontSize(int size)
+{
+ int count;
+ QRect rect;
+ // ----- store rectangles:
+ fontsize=size;
+ QFont font = KGlobalSettings::generalFont();
+ font.setPointSize(fontsize);
+ font.setBold( true );
+ QFontMetrics metrics(font);
+
+ // ----- find largest day name:
+ maxCell.setWidth(0);
+ maxCell.setHeight(0);
+ for(count=0; count<7; ++count)
+ {
+ rect=metrics.boundingRect(KGlobal::locale()->weekDayName(count+1, true));
+ maxCell.setWidth(QMAX(maxCell.width(), rect.width()));
+ maxCell.setHeight(QMAX(maxCell.height(), rect.height()));
+ }
+ // ----- compare with a real wide number and add some space:
+ rect=metrics.boundingRect(QString::fromLatin1("88"));
+ maxCell.setWidth(QMAX(maxCell.width()+2, rect.width()));
+ maxCell.setHeight(QMAX(maxCell.height()+4, rect.height()));
+ if ( maxCell.width() * 1000 / maxCell.height() > 1900 )
+ maxCell.setHeight(maxCell.width() * 1000 / 1900 );
+}
+
+void
+KDateTable::contentsMousePressEvent(QMouseEvent *e)
+{
+ if(e->type()!=QEvent::MouseButtonPress)
+ { // the KDatePicker only reacts on mouse press events:
+ return;
+ }
+ if(!isEnabled())
+ {
+ KNotifyClient::beep();
+ return;
+ }
+
+ int dayoff = KGlobal::locale()->weekStartsMonday() ? 1 : 0;
+ // -----
+ int row, col, pos, temp;
+ QPoint mouseCoord;
+ // -----
+ mouseCoord = e->pos();
+ row=rowAt(mouseCoord.y());
+ col=columnAt(mouseCoord.x());
+ if(row<0 || col<0)
+ { // the user clicked on the frame of the table
+ return;
+ }
+ pos=7*(row-1)+col+1;
+ if(pos+dayoff<=firstday)
+ { // this day is in the previous month
+ KNotifyClient::beep();
+ return;
+ }
+ if(firstday+numdays<pos+dayoff)
+ { // this date is in the next month
+ KNotifyClient::beep();
+ return;
+ }
+ temp=firstday+date.day()-dayoff-1;
+ setDate(QDate(date.year(), date.month(), pos-firstday+dayoff));
+ updateCell(temp/7+1, temp%7); // Update the previously selected cell
+ updateCell(row, col); // Update the selected cell
+ // assert(QDate(date.year(), date.month(), pos-firstday+dayoff).isValid());
+ emit(tableClicked());
+}
+
+bool
+KDateTable::setDate(const QDate& date_)
+{
+ bool changed=false;
+ QDate temp;
+ // -----
+ if(!date_.isValid())
+ {
+ kdDebug() << "KDateTable::setDate: refusing to set invalid date." << endl;
+ return false;
+ }
+ if(date!=date_)
+ {
+ date=date_;
+ changed=true;
+ }
+ temp.setYMD(date.year(), date.month(), 1);
+ firstday=temp.dayOfWeek();
+ if(firstday==1) firstday=8;
+ numdays=date.daysInMonth();
+ if(date.month()==1)
+ { // set to december of previous year
+ temp.setYMD(date.year()-1, 12, 1);
+ } else { // set to previous month
+ temp.setYMD(date.year(), date.month()-1, 1);
+ }
+ numDaysPrevMonth=temp.daysInMonth();
+ if(changed)
+ {
+ repaintContents(false);
+ }
+ emit(dateChanged(date));
+ return true;
+}
+
+const QDate&
+KDateTable::getDate() const
+{
+ return date;
+}
+
+void KDateTable::focusInEvent( QFocusEvent *e )
+{
+ repaintContents(false);
+ QGridView::focusInEvent( e );
+}
+
+void KDateTable::focusOutEvent( QFocusEvent *e )
+{
+ repaintContents(false);
+ QGridView::focusOutEvent( e );
+}
+
+QSize
+KDateTable::sizeHint() const
+{
+ if(maxCell.height()>0 && maxCell.width()>0)
+ {
+ return QSize((maxCell.width()+2)*numCols()+2*frameWidth(),
+ (maxCell.height()+4)*numRows()+2*frameWidth());
+ } else {
+ return QSize(-1, -1);
+ }
+}
+
+KDateInternalMonthPicker::KDateInternalMonthPicker
+(int fontsize, QWidget* parent, const char* name)
+ : QGridView(parent, name),
+ result(0) // invalid
+{
+ QRect rect;
+ QFont font;
+ // -----
+ activeCol = -1;
+ activeRow = -1;
+ font=KGlobalSettings::generalFont();
+ font.setPointSize(fontsize);
+ setFont(font);
+ setHScrollBarMode(AlwaysOff);
+ setVScrollBarMode(AlwaysOff);
+ setFrameStyle(QFrame::NoFrame);
+ setNumRows(4);
+ setNumCols(3);
+ // enable to find drawing failures:
+ // setTableFlags(Tbl_clipCellPainting);
+#if 0
+ viewport()->setEraseColor(lightGray); // for consistency with the datepicker
+#endif
+ // ----- find the preferred size
+ // (this is slow, possibly, but unfortunatly it is needed here):
+ QFontMetrics metrics(font);
+ for(int i=1; i <= 12; ++i)
+ {
+ rect=metrics.boundingRect(KGlobal::locale()->monthName(i, false));
+ if(max.width()<rect.width()) max.setWidth(rect.width());
+ if(max.height()<rect.height()) max.setHeight(rect.height());
+ }
+
+}
+
+QSize
+KDateInternalMonthPicker::sizeHint() const
+{
+ return QSize((max.width()+6)*numCols()+2*frameWidth(),
+ (max.height()+6)*numRows()+2*frameWidth());
+}
+
+int
+KDateInternalMonthPicker::getResult() const
+{
+ return result;
+}
+
+void
+KDateInternalMonthPicker::setupPainter(QPainter *p)
+{
+ p->setPen(black);
+}
+
+void
+KDateInternalMonthPicker::viewportResizeEvent(QResizeEvent*)
+{
+ setCellWidth(width()/3);
+ setCellHeight(height()/4);
+}
+
+void
+KDateInternalMonthPicker::paintCell(QPainter* painter, int row, int col)
+{
+ int index;
+ QString text;
+ // ----- find the number of the cell:
+ index=3*row+col+1;
+ text=KGlobal::locale()->monthName(index, false);
+ painter->drawText(0, 0, cellWidth(), cellHeight(), AlignCenter, text);
+ if ( activeCol == col && activeRow == row )
+ painter->drawRect( 0, 0, cellWidth(), cellHeight() );
+}
+
+void
+KDateInternalMonthPicker::contentsMousePressEvent(QMouseEvent *e)
+{
+ if(!isEnabled() || e->button() != LeftButton)
+ {
+ KNotifyClient::beep();
+ return;
+ }
+ // -----
+ int row, col;
+ QPoint mouseCoord;
+ // -----
+ mouseCoord = e->pos();
+ row=rowAt(mouseCoord.y());
+ col=columnAt(mouseCoord.x());
+
+ if(row<0 || col<0)
+ { // the user clicked on the frame of the table
+ activeCol = -1;
+ activeRow = -1;
+ } else {
+ activeCol = col;
+ activeRow = row;
+ updateCell( row, col /*, false */ );
+ }
+}
+
+void
+KDateInternalMonthPicker::contentsMouseMoveEvent(QMouseEvent *e)
+{
+ if (e->state() & LeftButton)
+ {
+ int row, col;
+ QPoint mouseCoord;
+ // -----
+ mouseCoord = e->pos();
+ row=rowAt(mouseCoord.y());
+ col=columnAt(mouseCoord.x());
+ int tmpRow = -1, tmpCol = -1;
+ if(row<0 || col<0)
+ { // the user clicked on the frame of the table
+ if ( activeCol > -1 )
+ {
+ tmpRow = activeRow;
+ tmpCol = activeCol;
+ }
+ activeCol = -1;
+ activeRow = -1;
+ } else {
+ bool differentCell = (activeRow != row || activeCol != col);
+ if ( activeCol > -1 && differentCell)
+ {
+ tmpRow = activeRow;
+ tmpCol = activeCol;
+ }
+ if ( differentCell)
+ {
+ activeRow = row;
+ activeCol = col;
+ updateCell( row, col /*, false */ ); // mark the new active cell
+ }
+ }
+ if ( tmpRow > -1 ) // repaint the former active cell
+ updateCell( tmpRow, tmpCol /*, true */ );
+ }
+}
+
+void
+KDateInternalMonthPicker::contentsMouseReleaseEvent(QMouseEvent *e)
+{
+ if(!isEnabled())
+ {
+ return;
+ }
+ // -----
+ int row, col, pos;
+ QPoint mouseCoord;
+ // -----
+ mouseCoord = e->pos();
+ row=rowAt(mouseCoord.y());
+ col=columnAt(mouseCoord.x());
+ if(row<0 || col<0)
+ { // the user clicked on the frame of the table
+ emit(closeMe(0));
+ }
+ pos=3*row+col+1;
+ result=pos;
+ emit(closeMe(1));
+}
+
+
+
+KDateInternalYearSelector::KDateInternalYearSelector
+(int fontsize, QWidget* parent, const char* name)
+ : QLineEdit(parent, name),
+ val(new QIntValidator(this)),
+ result(0)
+{
+ QFont font;
+ // -----
+ font=KGlobalSettings::generalFont();
+ font.setPointSize(fontsize);
+ setFont(font);
+#if 0
+ setFrameStyle(QFrame::NoFrame);
+#endif
+ // we have to respect the limits of QDate here, I fear:
+ val->setRange(0, 8000);
+ setValidator(val);
+ connect(this, SIGNAL(returnPressed()), SLOT(yearEnteredSlot()));
+}
+
+void
+KDateInternalYearSelector::yearEnteredSlot()
+{
+ bool ok;
+ int year;
+ QDate date;
+ // ----- check if this is a valid year:
+ year=text().toInt(&ok);
+ if(!ok)
+ {
+ KNotifyClient::beep();
+ return;
+ }
+ date.setYMD(year, 1, 1);
+ if(!date.isValid())
+ {
+ KNotifyClient::beep();
+ return;
+ }
+ result=year;
+ emit(closeMe(1));
+}
+
+int
+KDateInternalYearSelector::getYear()
+{
+ return result;
+}
+
+void
+KDateInternalYearSelector::setYear(int year)
+{
+ QString temp;
+ // -----
+ temp.setNum(year);
+ setText(temp);
+}
+
+KPopupFrame::KPopupFrame(QWidget* parent, const char* name)
+ : QFrame(parent, name, WType_Popup),
+ result(0), // rejected
+ main(0)
+{
+ setFrameStyle(QFrame::Box|QFrame::Raised);
+ setMidLineWidth(2);
+}
+
+void
+KPopupFrame::keyPressEvent(QKeyEvent* e)
+{
+ if(e->key()==Key_Escape)
+ {
+ result=0; // rejected
+ qApp->exit_loop();
+ }
+}
+
+void
+KPopupFrame::close(int r)
+{
+ result=r;
+ qApp->exit_loop();
+}
+
+void
+KPopupFrame::setMainWidget(QWidget* m)
+{
+ main=m;
+ if(main!=0)
+ {
+ resize(main->width()+2*frameWidth(), main->height()+2*frameWidth());
+ }
+}
+
+void
+KPopupFrame::resizeEvent(QResizeEvent*)
+{
+ if(main!=0)
+ {
+ main->setGeometry(frameWidth(), frameWidth(),
+ width()-2*frameWidth(), height()-2*frameWidth());
+ }
+}
+
+void
+KPopupFrame::popup(const QPoint &pos)
+{
+ // Make sure the whole popup is visible.
+ QRect d = QApplication::desktop()->frameGeometry();
+ int x = pos.x();
+ int y = pos.y();
+ int w = width();
+ int h = height();
+ if (x+w > d.x()+d.width())
+ x = d.width() - w;
+ if (y+h > d.y()+d.height())
+ y = d.height() - h;
+ if (x < d.x())
+ x = 0;
+ if (y < d.y())
+ y = 0;
+
+ // Pop the thingy up.
+ move(x, y);
+ show();
+}
+
+int
+KPopupFrame::exec(QPoint pos)
+{
+ popup(pos);
+ repaint();
+ qApp->enter_loop();
+ hide();
+ return result;
+}
+
+int
+KPopupFrame::exec(int x, int y)
+{
+ return exec(QPoint(x, y));
+}
+
+void KPopupFrame::virtual_hook( int, void* )
+{ /*BASE::virtual_hook( id, data );*/ }
+
+void KDateTable::virtual_hook( int, void* )
+{ /*BASE::virtual_hook( id, data );*/ }
+
+//#include "kdatetbl.moc"