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176 lines
4.8 KiB
176 lines
4.8 KiB
/*
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This file is part of KOrganizer.
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Copyright (c) 2001 Cornelius Schumacher <schumacher@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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As a special exception, permission is given to link this program
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with any edition of Qt, and distribute the resulting executable,
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without including the source code for Qt in the source distribution.
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*/
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#include <qsplitter.h>
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#include <qlistview.h>
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#include <qlayout.h>
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#include <qheader.h>
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#include <qpushbutton.h>
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#include <klocale.h>
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#include <kdebug.h>
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#include <libkcal/event.h>
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#include "lineview.h"
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#include "timeline.h"
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#include "timespanwidget.h"
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#include "timespanwidget.moc"
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TimeSpanWidget::TimeSpanWidget( QWidget *parent, const char *name ) :
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QWidget( parent, name )
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{
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QBoxLayout *topLayout = new QVBoxLayout( this );
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mSplitter = new QSplitter( this );
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topLayout->addWidget( mSplitter );
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mList = new QListView( mSplitter );
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mList->addColumn( i18n("Summary") );
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QWidget *rightPane = new QWidget( mSplitter );
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QBoxLayout *rightPaneLayout = new QVBoxLayout( rightPane );
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mTimeLine = new TimeLine( rightPane );
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mTimeLine->setFixedHeight( mList->header()->height() );
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rightPaneLayout->addWidget( mTimeLine );
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mLineView = new LineView( rightPane );
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rightPaneLayout->addWidget( mLineView );
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QBoxLayout *buttonLayout = new QHBoxLayout( rightPaneLayout );
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QPushButton *zoomInButton = new QPushButton( i18n("Zoom In"), rightPane );
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connect( zoomInButton, SIGNAL( clicked() ), SLOT( zoomIn() ) );
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buttonLayout->addWidget( zoomInButton );
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QPushButton *zoomOutButton = new QPushButton( i18n("Zoom Out"), rightPane );
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connect( zoomOutButton, SIGNAL( clicked() ), SLOT( zoomOut() ) );
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buttonLayout->addWidget( zoomOutButton );
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QPushButton *centerButton = new QPushButton( i18n("Center View"), rightPane );
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connect( centerButton, SIGNAL( clicked() ), SLOT( centerView() ) );
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buttonLayout->addWidget( centerButton );
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connect(mLineView->horizontalScrollBar(),SIGNAL(valueChanged(int)),
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mTimeLine,SLOT(setContentsPos(int)));
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}
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TimeSpanWidget::~TimeSpanWidget()
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{
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}
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QValueList<int> TimeSpanWidget::splitterSizes()
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{
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return mSplitter->sizes();
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}
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void TimeSpanWidget::setSplitterSizes( QValueList<int> sizes )
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{
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mSplitter->setSizes( sizes );
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}
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void TimeSpanWidget::addItem( KCal::Event *event )
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{
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new QListViewItem( mList, event->summary() );
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QDateTime startDt = event->dtStart();
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QDateTime endDt = event->dtEnd();
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// kdDebug(5850) << "TimeSpanWidget::addItem(): start: " << startDt.toString()
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// << " end: " << endDt.toString() << endl;
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// int startSecs = mStartDate.secsTo( startDt );
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// int durationSecs = startDt.secsTo( endDt );
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// kdDebug(5850) << "--- startSecs: " << startSecs << " dur: " << durationSecs << endl;
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int startX = mStartDate.secsTo( startDt ) / mSecsPerPixel;
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int endX = startX + startDt.secsTo( endDt ) / mSecsPerPixel;
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// kdDebug(5850) << "TimeSpanWidget::addItem(): s: " << startX << " e: " << endX << endl;
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mLineView->addLine( startX, endX );
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}
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void TimeSpanWidget::clear()
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{
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mList->clear();
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mLineView->clear();
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}
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void TimeSpanWidget::updateView()
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{
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#if QT_VERSION >= 300
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mLineView->updateContents();
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mTimeLine->updateContents();
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#else
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#endif
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}
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void TimeSpanWidget::setDateRange( const QDateTime &start, const QDateTime &end )
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{
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mStartDate = start;
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mEndDate = end;
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mTimeLine->setDateRange( start, end );
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mSecsPerPixel = mStartDate.secsTo( mEndDate ) / mLineView->pixelWidth();
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}
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QDateTime TimeSpanWidget::startDateTime()
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{
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return mStartDate;
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}
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QDateTime TimeSpanWidget::endDateTime()
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{
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return mEndDate;
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}
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void TimeSpanWidget::zoomIn()
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{
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int span = mStartDate.daysTo( mEndDate );
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setDateRange( mStartDate.addDays( span / 4 ), mEndDate.addDays( span / -4 ) );
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emit dateRangeChanged();
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}
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void TimeSpanWidget::zoomOut()
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{
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int span = mStartDate.daysTo( mEndDate );
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setDateRange( mStartDate.addDays( span / -4 ), mEndDate.addDays( span / 4 ) );
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emit dateRangeChanged();
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}
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void TimeSpanWidget::centerView()
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{
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QScrollBar *scrollBar = mLineView->horizontalScrollBar();
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int min = scrollBar->minValue();
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int max = scrollBar->maxValue();
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scrollBar->setValue( min + (max-min) / 2 );
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}
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