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503 lines
21 KiB
503 lines
21 KiB
/* -*- Mode: C++ -*-
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$Id$
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KDChart - a multi-platform charting engine
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*/
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/****************************************************************************
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** Copyright (C) 2001-2004 Klarälvdalens Datakonsult AB. All rights reserved.
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**
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** This file is part of the KDGantt library.
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**
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** This file may be distributed and/or modified under the terms of the
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** GNU General Public License version 2 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.
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**
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** Licensees holding valid commercial KDGantt licenses may use this file in
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** accordance with the KDGantt Commercial License Agreement provided with
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** the Software.
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**
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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**
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** See http://www.klaralvdalens-datakonsult.se/Public/products/ for
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** information about KDGantt Commercial License Agreements.
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**
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** Contact info@klaralvdalens-datakonsult.se if any conditions of this
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** licensing are not clear to you.
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**
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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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**********************************************************************/
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#ifndef KDGANTTVIEW_H
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#define KDGANTTVIEW_H
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#include <qptrlist.h>
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#include <qwidget.h>
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#include <qlistview.h>
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#include <qsplitter.h>
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#include <qlayout.h>
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#include <qfont.h>
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#include <qdom.h>
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#include <qvbox.h>
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#include "KDGanttViewItem.h"
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#include "KDGanttViewTaskLinkGroup.h"
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#include "KDGanttMinimizeSplitter.h"
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#include "KDGanttViewItemDrag.h"
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class KDIntervalColorRectangle;
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class KDGanttViewTaskLink;
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class QPrinter;
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class QIODevice;
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class itemAttributeDialog;
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class KDListView;
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class KDGanttViewItem;
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class KDGanttViewEventItem;
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class KDGanttViewTaskItem;
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class KDGanttViewSummaryItem;
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class KDTimeTableWidget;
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class KDTimeHeaderWidget;
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class KDLegendWidget;
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class KDGanttCanvasView;
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class KDGanttViewTaskLink;
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class KDGanttMinimizeSplitter;
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class KDGanttView : public KDGanttMinimizeSplitter
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{
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Q_OBJECT
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Q_PROPERTY( bool showLegend READ showLegend WRITE setShowLegend )
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Q_PROPERTY( bool showListView READ showListView WRITE setShowListView )
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Q_PROPERTY( bool showTaskLinks READ showTaskLinks WRITE setShowTaskLinks )
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Q_PROPERTY( bool editorEnabled READ editorEnabled WRITE setEditorEnabled )
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Q_PROPERTY( QDateTime horizonStart READ horizonStart WRITE setHorizonStart )
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Q_PROPERTY( QDateTime horizonEnd READ horizonEnd WRITE setHorizonEnd )
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Q_PROPERTY( Scale scale READ scale WRITE setScale )
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Q_PROPERTY( YearFormat yearFormat READ yearFormat WRITE setYearFormat )
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Q_PROPERTY( HourFormat hourFormat READ hourFormat WRITE setHourFormat )
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Q_PROPERTY( bool showMinorTicks READ showMinorTicks WRITE setShowMinorTicks )
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Q_PROPERTY( bool showMajorTicks READ showMajorTicks WRITE setShowMajorTicks )
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Q_PROPERTY( bool editable READ editable WRITE setEditable )
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Q_PROPERTY( QColor textColor READ textColor WRITE setTextColor )
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Q_PROPERTY( int majorScaleCount READ majorScaleCount WRITE setMajorScaleCount )
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Q_PROPERTY( int minorScaleCount READ minorScaleCount WRITE setMinorScaleCount )
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Q_PROPERTY( int autoScaleMinorTickCount READ autoScaleMinorTickCount WRITE setAutoScaleMinorTickCount )
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Q_PROPERTY( Scale maximumScale READ maximumScale WRITE setMaximumScale )
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Q_PROPERTY( Scale minimumScale READ minimumScale WRITE setMinimumScale )
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Q_PROPERTY( int minimumColumnWidth READ minimumColumnWidth WRITE setMinimumColumnWidth )
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Q_PROPERTY( int ganttMaximumWidth READ ganttMaximumWidth WRITE setGanttMaximumWidth )
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Q_PROPERTY( QColor weekendBackgroundColor READ weekendBackgroundColor WRITE setWeekendBackgroundColor )
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Q_PROPERTY( QColor ganttViewBackgroundColor READ gvBackgroundColor WRITE setGvBackgroundColor )
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Q_PROPERTY( QColor listViewBackgroundColor READ lvBackgroundColor WRITE setLvBackgroundColor )
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Q_PROPERTY( QColor timeHeaderBackgroundColor READ timeHeaderBackgroundColor WRITE setTimeHeaderBackgroundColor )
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Q_PROPERTY( QColor legendHeaderBackgroundColor READ legendHeaderBackgroundColor WRITE setLegendHeaderBackgroundColor )
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Q_PROPERTY( double zoomFactor READ zoomFactor )
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Q_PROPERTY( bool showHeaderPopupMenu READ showHeaderPopupMenu WRITE setShowHeaderPopupMenu )
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Q_PROPERTY( bool showTimeTablePopupMenu READ showTimeTablePopupMenu WRITE setShowTimeTablePopupMenu )
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Q_PROPERTY( bool headerVisible READ headerVisible WRITE setHeaderVisible )
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Q_PROPERTY( bool showLegendButton READ showLegendButton WRITE setShowLegendButton )
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Q_PROPERTY( bool legendIsDockwindow READ legendIsDockwindow WRITE setLegendIsDockwindow )
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Q_PROPERTY( bool displayEmptyTasksAsLine READ displayEmptyTasksAsLine WRITE setDisplayEmptyTasksAsLine )
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Q_PROPERTY( QBrush noInformationBrush READ noInformationBrush WRITE setNoInformationBrush )
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Q_PROPERTY( bool dragEnabled READ dragEnabled WRITE setDragEnabled )
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Q_PROPERTY( bool dropEnabled READ dropEnabled WRITE setDropEnabled )
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Q_PROPERTY( bool calendarMode READ calendarMode WRITE setCalendarMode )
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Q_ENUMS( Scale )
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Q_ENUMS( YearFormat )
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Q_ENUMS( HourFormat )
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public:
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enum Scale { Minute, Hour, Day, Week, Month, Auto };
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enum YearFormat { FourDigit, TwoDigit, TwoDigitApostrophe, NoDate };
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enum HourFormat { Hour_24, Hour_12, Hour_24_FourDigit };
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enum RepaintMode { No, Medium, Always };
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KDGanttView( QWidget* parent = 0, const char* name = 0 );
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~KDGanttView();
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virtual void show();
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virtual bool close ( bool alsoDelete );
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void setRepaintMode( RepaintMode mode );
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void setUpdateEnabled( bool enable);
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bool getUpdateEnabled( )const;
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void setGanttMaximumWidth( int w );
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int ganttMaximumWidth() const;
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void setShowLegend( bool show );
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bool showLegend() const;
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void setLegendIsDockwindow( bool dock );
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bool legendIsDockwindow( ) const;
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QDockWindow* legendDockwindow( ) const;
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void setShowListView( bool show );
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bool showListView() const;
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void setEditorEnabled( bool enable );
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bool editorEnabled() const;
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void setListViewWidth( int );
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int listViewWidth();
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void setEditable( bool editable );
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bool editable() const;
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void setCalendarMode( bool mode );
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bool calendarMode() const;
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void setDisplaySubitemsAsGroup( bool show );
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bool displaySubitemsAsGroup() const;
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void setDisplayEmptyTasksAsLine( bool show );
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bool displayEmptyTasksAsLine() const;
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void setHorBackgroundLines( int count = 2,
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QBrush brush =
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QBrush( QColor ( 200,200,200 ),
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Qt::Dense6Pattern ));
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int horBackgroundLines( QBrush& brush );
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bool saveProject( QIODevice* );
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bool loadProject( QIODevice* );
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void print( QPrinter* printer = 0 ,
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bool printListView = true, bool printTimeLine = true,
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bool printLegend = false );
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QSize drawContents( QPainter* p = 0,
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bool drawListView = true, bool drawTimeLine = true,
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bool drawLegend = false );
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void setZoomFactor( double factor, bool absolute );
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double zoomFactor() const;
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void zoomToFit();
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void ensureVisible( KDGanttViewItem* );
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void center( KDGanttViewItem* );
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void centerTimeline( const QDateTime& center );
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void centerTimelineAfterShow( const QDateTime& center );
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void setTimelineToStart();
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void setTimelineToEnd();
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void addTicksLeft( int num = 1 );
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void addTicksRight( int num = 1 );
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void setShowTaskLinks( bool show );
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bool showTaskLinks() const;
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void setFont(const QFont& f);
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void setShowHeaderPopupMenu( bool show = true,
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bool showZoom = true,
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bool showScale = true,
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bool showTime = true,
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bool showYear = true,
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bool showGrid = true,
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bool showPrint = false);
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bool showHeaderPopupMenu() const;
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void setShowTimeTablePopupMenu( bool );
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bool showTimeTablePopupMenu() const;
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void setShapes( KDGanttViewItem::Type type,
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KDGanttViewItem::Shape start,
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KDGanttViewItem::Shape middle,
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KDGanttViewItem::Shape end,
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bool overwriteExisting = true );
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bool shapes( KDGanttViewItem::Type type,
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KDGanttViewItem::Shape& start,
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KDGanttViewItem::Shape& middle,
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KDGanttViewItem::Shape& end ) const;
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void setColors( KDGanttViewItem::Type type,
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const QColor& start, const QColor& middle,
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const QColor& end,
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bool overwriteExisting = true );
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bool colors( KDGanttViewItem::Type type,
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QColor& start, QColor& middle, QColor& end ) const;
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void setDefaultColor( KDGanttViewItem::Type type,
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const QColor&,
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bool overwriteExisting = true );
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QColor defaultColor( KDGanttViewItem::Type type ) const;
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void setHighlightColors( KDGanttViewItem::Type type,
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const QColor& start, const QColor& middle,
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const QColor& end,
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bool overwriteExisting = true );
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bool highlightColors( KDGanttViewItem::Type type,
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QColor& start, QColor& middle, QColor& end ) const;
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void setDefaultHighlightColor( KDGanttViewItem::Type type,
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const QColor&,
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bool overwriteExisting = true );
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QColor defaultHighlightColor( KDGanttViewItem::Type type ) const;
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void setTextColor( const QColor& color );
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QColor textColor() const;
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void setNoInformationBrush( const QBrush& brush );
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QBrush noInformationBrush() const;
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// Link-related stuff
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QPtrList<KDGanttViewTaskLink> taskLinks() const;
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QPtrList<KDGanttViewTaskLinkGroup> taskLinkGroups() const;
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// Legend-related stuff
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void addLegendItem( KDGanttViewItem::Shape shape, const QColor& shapeColor, const QString& text );
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void clearLegend();
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// Header-related stuff
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void setHorizonStart( const QDateTime& start );
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QDateTime horizonStart() const;
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void setHorizonEnd( const QDateTime& start );
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QDateTime horizonEnd() const;
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void setScale( Scale );
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Scale scale() const;
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void setMaximumScale( Scale );
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Scale maximumScale() const;
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void setMinimumScale( Scale );
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Scale minimumScale() const;
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void setAutoScaleMinorTickCount( int count );
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int autoScaleMinorTickCount() const;
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void setMajorScaleCount( int count );
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int majorScaleCount() const;
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void setMinorScaleCount( int count );
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int minorScaleCount() const;
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void setMinimumColumnWidth( int width );
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int minimumColumnWidth() const;
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void setYearFormat( YearFormat format );
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YearFormat yearFormat() const;
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void setHourFormat( HourFormat format );
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HourFormat hourFormat() const;
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void setShowMajorTicks( bool );
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bool showMajorTicks() const;
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void setShowMinorTicks( bool );
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bool showMinorTicks() const;
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void setColumnBackgroundColor( const QDateTime& column,
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const QColor& color,
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Scale mini = KDGanttView::Minute ,
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Scale maxi = KDGanttView::Month);
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#if 0
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// This API has been replaced with KDIntervalColorRectangle and addIntervalBackgroundColor
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void setIntervalBackgroundColor( const QDateTime& start,
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const QDateTime& end,
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const QColor& color,
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Scale mini = KDGanttView::Minute ,
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Scale maxi = KDGanttView::Month);
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bool changeBackgroundInterval( const QDateTime& oldstart,
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const QDateTime& oldend,
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const QDateTime& newstart,
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const QDateTime& newend );
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bool deleteBackgroundInterval( const QDateTime& start,
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const QDateTime& end );
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#endif
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void addIntervalBackgroundColor( KDIntervalColorRectangle* newItem );
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void clearBackgroundColor();
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QColor columnBackgroundColor( const QDateTime& column ) const;
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void setWeekendBackgroundColor( const QColor& color );
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QColor weekendBackgroundColor() const;
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void setWeekdayBackgroundColor( const QColor& color, int weekday );
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QColor weekdayBackgroundColor(int weekday) const;
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void setPaletteBackgroundColor(const QColor& col);
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void setGvBackgroundColor ( const QColor & );
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void setLvBackgroundColor ( const QColor & );
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void setTimeHeaderBackgroundColor ( const QColor & );
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void setLegendHeaderBackgroundColor ( const QColor & );
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QColor gvBackgroundColor () const ;
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QColor lvBackgroundColor () const ;
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QColor timeHeaderBackgroundColor () const ;
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QColor legendHeaderBackgroundColor () const ;
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void addUserdefinedLegendHeaderWidget( QWidget * w );
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void setWeekendDays( int start, int end );
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void weekendDays( int& start, int& end ) const;
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static QPixmap getPixmap( KDGanttViewItem::Shape shape, const QColor& shapeColor,const QColor& backgroundColor, int itemSize);
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void setHeaderVisible( bool );
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bool headerVisible() const;
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void setShowLegendButton( bool show );
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bool showLegendButton() const;
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// Pass-through methods from QListView
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virtual int addColumn( const QString& label, int width = -1 );
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virtual int addColumn( const QIconSet& iconset, const QString& label,
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int width = -1 );
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virtual void removeColumn( int index );
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KDGanttViewItem* selectedItem() const;
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void setSelected( KDGanttViewItem*, bool );
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KDGanttViewItem* firstChild() const;
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KDGanttViewItem* lastItem() const;
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int childCount() const;
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void clear();
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void setDragEnabled( bool b );
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void setDropEnabled( bool b );
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void setDragDropEnabled( bool b );
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bool dragEnabled() const;
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bool dropEnabled() const;
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bool isDragEnabled() const;
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bool isDropEnabled() const;
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virtual bool lvDropEvent ( QDropEvent *e, KDGanttViewItem*, KDGanttViewItem*);
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virtual void lvStartDrag (KDGanttViewItem*);
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virtual bool lvDragMoveEvent (QDragMoveEvent * e,KDGanttViewItem*, KDGanttViewItem*);
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virtual void lvDragEnterEvent (QDragEnterEvent * e );
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virtual QSize sizeHint() const;
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KDGanttViewItem* getItemByName( const QString& name ) const;
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QDateTime getDateTimeForCoordX(int coordX, bool global = true ) const;
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KDGanttViewItem* getItemByListViewPos( const QPoint& pos ) const;
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KDGanttViewItem* getItemByGanttViewPos( const QPoint& pos ) const;
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KDGanttViewItem* getItemAt( const QPoint& pos , bool global = true ) const;
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// setting the vertical scrollbars of the listview and the timetable
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// default values: always off for the listview, always on for the timetable
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void setLvVScrollBarMode( QScrollView::ScrollBarMode );
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void setGvVScrollBarMode( QScrollView::ScrollBarMode );
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void setLinkItemsEnabled(bool on);
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bool isLinkItemsEnabled() const;
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KDTimeTableWidget * timeTableWidget() { return myTimeTable; }
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KDTimeHeaderWidget * timeHeaderWidget() { return myTimeHeader; }
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void setFixedHorizon( bool f ) { mFixedHorizon = f; }
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public slots:
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void editItem( KDGanttViewItem* );
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void zoomToSelection( const QDateTime& start, const QDateTime& end);
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signals:
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void timeIntervallSelected( const QDateTime& start, const QDateTime& end);
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void timeIntervalSelected( const QDateTime& start, const QDateTime& end);
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void rescaling( KDGanttView::Scale );
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void intervalColorRectangleMoved( const QDateTime& start, const QDateTime& end );
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// the following signals are emitted if an item is clicked in the
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// listview (inclusive) or in the ganttview
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void itemLeftClicked( KDGanttViewItem* );
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void itemMidClicked( KDGanttViewItem* );
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void itemRightClicked( KDGanttViewItem* );
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void itemDoubleClicked( KDGanttViewItem* );
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// The following signal is emitted when two items shall be linked
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void linkItems( KDGanttViewItem* from, KDGanttViewItem* to, int linkType );
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// the following signals are emitted if an item is clicked in the
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// listview (exlusive) or in the ganttview
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// gv... means item in ganttview clicked
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void gvCurrentChanged( KDGanttViewItem* );
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void gvItemLeftClicked( KDGanttViewItem* );
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void gvItemMidClicked( KDGanttViewItem* );
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void gvItemRightClicked( KDGanttViewItem* );
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// the point is the global position!!
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void gvMouseButtonClicked ( int button, KDGanttViewItem* item, const QPoint & pos);
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void gvItemDoubleClicked( KDGanttViewItem* );
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// the point is the global position!!
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void gvContextMenuRequested ( KDGanttViewItem * item, const QPoint & pos );
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void gvItemMoved( KDGanttViewItem* );
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// lv... means item in listview clicked
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void lvCurrentChanged( KDGanttViewItem* );
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void lvItemRenamed( KDGanttViewItem* , int col, const QString & text );
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void lvMouseButtonPressed( int button, KDGanttViewItem * item, const QPoint & pos, int c );
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void lvItemLeftClicked( KDGanttViewItem* );
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void lvItemMidClicked( KDGanttViewItem* );
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void lvItemRightClicked( KDGanttViewItem* );
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void lvContextMenuRequested ( KDGanttViewItem * item, const QPoint & pos, int col );
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void lvMouseButtonClicked ( int button, KDGanttViewItem* item, const QPoint & pos, int c );
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void lvItemDoubleClicked( KDGanttViewItem* );
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void lvSelectionChanged( KDGanttViewItem* );
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void itemConfigured( KDGanttViewItem* );
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void taskLinkLeftClicked( KDGanttViewTaskLink* );
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void taskLinkMidClicked( KDGanttViewTaskLink* );
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void taskLinkRightClicked( KDGanttViewTaskLink* );
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void taskLinkDoubleClicked( KDGanttViewTaskLink* );
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void dateTimeDoubleClicked (const QDateTime& );
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void dropped ( QDropEvent * e, KDGanttViewItem* droppedItem, KDGanttViewItem* itemBelowMouse);
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private slots:
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void forceRepaint( int val = 0 );
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void slotSelectionChanged( QListViewItem* item );
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void slotCurrentChanged ( QListViewItem * item );
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void slotItemRenamed ( QListViewItem * item, int col, const QString & text );
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void slotMouseButtonPressed ( int button, QListViewItem * item, const QPoint & pos, int c );
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void slotmouseButtonClicked ( int button, QListViewItem * item, const QPoint & pos, int c );
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void slotcontextMenuRequested ( QListViewItem * item, const QPoint & pos, int col );
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void slotHeaderSizeChanged();
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void addTickRight();
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void addTickLeft();
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void enableAdding( int );
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void slot_lvDropped(QDropEvent* e, KDGanttViewItem* droppedItem, KDGanttViewItem* itemBelowMouse );
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private:
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struct legendItem {
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KDGanttViewItem::Shape shape;
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QColor color;
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QString text;
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};
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bool loadXML( const QDomDocument& doc );
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QDomDocument saveXML( bool withPI = true ) const;
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void emptySpaceDoubleClicked( QMouseEvent* e );
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static QString scaleToString( Scale scale );
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static QString yearFormatToString( YearFormat format );
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static QString hourFormatToString( HourFormat format );
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static Scale stringToScale( const QString& string );
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static YearFormat stringToYearFormat( const QString& string );
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static HourFormat stringToHourFormat( const QString& string );
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// PENDING(lutz) Review these
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friend class KDGanttCanvasView;
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friend class KDGanttViewEventItem;
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friend class KDGanttViewItem;
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friend class KDGanttViewTaskItem;
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friend class KDGanttViewSummaryItem;
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friend class KDGanttViewTaskLink;
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friend class KDGanttViewCalendarItem;
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friend class KDTimeTableWidget;
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friend class KDTimeHeaderWidget;
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friend class KDListView;
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friend class KDGanttViewTaskLinkGroup;
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friend class KDLegendWidget;
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KDListView * myListView;
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KDGanttCanvasView *myCanvasView;
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KDTimeHeaderWidget * myTimeHeader;
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KDTimeTableWidget * myTimeTable;
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KDLegendWidget * myLegend;
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itemAttributeDialog* myItemAttributeDialog;
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QVBox * leftWidget, * rightWidget;
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QHBox * spacerLeft;
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QScrollView* myTimeHeaderScroll;
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QHBox* myTimeHeaderContainer ;
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QWidget* timeHeaderSpacerWidget;
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QWidget *spacerRight;
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bool listViewIsVisible;
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bool chartIsEditable;
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bool editorIsEnabled;
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bool _displaySubitemsAsGroup;
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bool _displayEmptyTasksAsLine;
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bool _showLegendButton;
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bool _showHeader;
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bool _enableAdding;
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bool fCenterTimeLineAfterShow;
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bool fDragEnabled;
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bool fDropEnabled;
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bool closingBlocked;
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QDateTime dtCenterTimeLineAfterShow;
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KDGanttViewItem::Shape myDefaultShape [9];
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QColor myColor[9],myColorHL[9];
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bool undefinedShape[3],undefinedColor[3],undefinedColorHL[3];
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QColor myTextColor;
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QColor myDefaultColor[3],myDefaultColorHL[3];
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QPtrList<KDGanttViewTaskLinkGroup> myTaskLinkGroupList;
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QPtrList<legendItem> *myLegendItems;
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void addTaskLinkGroup(KDGanttViewTaskLinkGroup*);
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void removeTaskLinkGroup(KDGanttViewTaskLinkGroup*);
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int getIndex( KDGanttViewItem::Type ) const;
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void notifyEditdialog( KDGanttViewItem * );
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void initDefaults();
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KDGanttViewItem* myCurrentItem;
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KDGanttMinimizeSplitter *mySplitter;
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bool mFixedHorizon;
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protected:
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virtual QDragObject * dragObject ();
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virtual void startDrag ();
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};
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#endif
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