Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdepim@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 175 insertions, 0 deletions

diff --git a/korganizer/plugins/timespanview/timespanwidget.cpp b/korganizer/plugins/timespanview/timespanwidget.cpp
new file mode 100644
index 000000000..23d781f45
--- /dev/null
+++ b/korganizer/plugins/timespanview/timespanwidget.cpp
@@ -0,0 +1,175 @@
+/*
+    This file is part of KOrganizer.
+
+    Copyright (c) 2001 Cornelius Schumacher <schumacher@kde.org>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+
+    As a special exception, permission is given to link this program
+    with any edition of Qt, and distribute the resulting executable,
+    without including the source code for Qt in the source distribution.
+*/
+
+#include <qsplitter.h>
+#include <qlistview.h>
+#include <qlayout.h>
+#include <qheader.h>
+#include <qpushbutton.h>
+
+#include <klocale.h>
+#include <kdebug.h>
+
+#include <libkcal/event.h>
+
+#include "lineview.h"
+#include "timeline.h"
+
+#include "timespanwidget.h"
+#include "timespanwidget.moc"
+
+TimeSpanWidget::TimeSpanWidget( QWidget *parent, const char *name ) :
+  QWidget( parent, name )
+{
+  QBoxLayout *topLayout = new QVBoxLayout( this );
+
+  mSplitter = new QSplitter( this );
+  topLayout->addWidget( mSplitter );
+
+  mList = new QListView( mSplitter );
+  mList->addColumn( i18n("Summary") );
+  
+  QWidget *rightPane = new QWidget( mSplitter );
+  QBoxLayout *rightPaneLayout = new QVBoxLayout( rightPane );
+
+  mTimeLine = new TimeLine( rightPane );
+  mTimeLine->setFixedHeight( mList->header()->height() );
+  rightPaneLayout->addWidget( mTimeLine );
+  
+  mLineView = new LineView( rightPane );
+  rightPaneLayout->addWidget( mLineView );
+
+  QBoxLayout *buttonLayout = new QHBoxLayout( rightPaneLayout );
+  
+  QPushButton *zoomInButton = new QPushButton( i18n("Zoom In"), rightPane );
+  connect( zoomInButton, SIGNAL( clicked() ), SLOT( zoomIn() ) );
+  buttonLayout->addWidget( zoomInButton );
+  
+  QPushButton *zoomOutButton = new QPushButton( i18n("Zoom Out"), rightPane );
+  connect( zoomOutButton, SIGNAL( clicked() ), SLOT( zoomOut() ) );
+  buttonLayout->addWidget( zoomOutButton );
+  
+  QPushButton *centerButton = new QPushButton( i18n("Center View"), rightPane );
+  connect( centerButton, SIGNAL( clicked() ), SLOT( centerView() ) );
+  buttonLayout->addWidget( centerButton );
+
+  connect(mLineView->horizontalScrollBar(),SIGNAL(valueChanged(int)),
+          mTimeLine,SLOT(setContentsPos(int)));
+}
+
+TimeSpanWidget::~TimeSpanWidget()
+{
+}
+
+QValueList<int> TimeSpanWidget::splitterSizes()
+{
+  return mSplitter->sizes();
+}
+
+void TimeSpanWidget::setSplitterSizes( QValueList<int> sizes )
+{
+  mSplitter->setSizes( sizes );
+}
+
+void TimeSpanWidget::addItem( KCal::Event *event )
+{
+  new QListViewItem( mList, event->summary() );
+  
+  QDateTime startDt = event->dtStart();
+  QDateTime endDt = event->dtEnd();
+
+//  kdDebug(5850) << "TimeSpanWidget::addItem(): start: " << startDt.toString()
+//            << "  end: " << endDt.toString() << endl;
+
+//  int startSecs = mStartDate.secsTo( startDt );
+//  int durationSecs = startDt.secsTo( endDt );
+  
+//  kdDebug(5850) << "--- startSecs: " << startSecs << "  dur: " << durationSecs << endl;
+
+  int startX = mStartDate.secsTo( startDt ) / mSecsPerPixel;
+  int endX = startX + startDt.secsTo( endDt ) / mSecsPerPixel;
+  
+//  kdDebug(5850) << "TimeSpanWidget::addItem(): s: " << startX << "  e: " << endX << endl;
+  
+  mLineView->addLine( startX, endX );
+}
+
+void TimeSpanWidget::clear()
+{
+  mList->clear();
+  mLineView->clear();
+}
+
+void TimeSpanWidget::updateView()
+{
+#if QT_VERSION >= 300
+  mLineView->updateContents();
+  mTimeLine->updateContents();
+#else
+#endif
+}
+
+void TimeSpanWidget::setDateRange( const QDateTime &start, const QDateTime &end )
+{
+  mStartDate = start;
+  mEndDate = end;
+  
+  mTimeLine->setDateRange( start, end );
+
+  mSecsPerPixel = mStartDate.secsTo( mEndDate ) / mLineView->pixelWidth();
+}
+
+QDateTime TimeSpanWidget::startDateTime()
+{
+  return mStartDate;
+}
+
+QDateTime TimeSpanWidget::endDateTime()
+{
+  return mEndDate;
+}
+
+void TimeSpanWidget::zoomIn()
+{
+  int span = mStartDate.daysTo( mEndDate );
+  setDateRange( mStartDate.addDays( span / 4 ), mEndDate.addDays( span / -4 ) );
+
+  emit dateRangeChanged();
+}
+
+void TimeSpanWidget::zoomOut()
+{
+  int span = mStartDate.daysTo( mEndDate );
+  setDateRange( mStartDate.addDays( span / -4 ), mEndDate.addDays( span / 4 ) );
+
+  emit dateRangeChanged();
+}
+
+void TimeSpanWidget::centerView()
+{
+  QScrollBar *scrollBar = mLineView->horizontalScrollBar();
+  int min = scrollBar->minValue();
+  int max = scrollBar->maxValue();
+  scrollBar->setValue( min + (max-min) / 2 );
+}