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koffice/kdgantt/KDGanttView.h

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/* -*- Mode: C++ -*-
$Id: KDGanttView.h 523435 2006-03-28 08:01:15Z mlaurent $
KDChart - a multi-platform charting engine
*/
/****************************************************************************
** Copyright (C) 2001-2004 Klar<EFBFBD>lvdalens Datakonsult AB. All rights reserved.
**
** This file is part of the KDGantt library.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid commercial KDGantt licenses may use this file in
** accordance with the KDGantt Commercial License Agreement provided with
** the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.klaralvdalens-datakonsult.se/Public/products/ for
** information about KDGantt Commercial License Agreements.
**
** Contact info@klaralvdalens-datakonsult.se if any conditions of this
** licensing are not clear to you.
**
** 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.
**
**********************************************************************/
#ifndef KDGANTTVIEW_H
#define KDGANTTVIEW_H
#include <qptrlist.h>
#include <qwidget.h>
#include <qlistview.h>
#include <qsplitter.h>
#include <qlayout.h>
#include <qfont.h>
#include <qdom.h>
#include <qvbox.h>
#include "KDGanttViewItem.h"
#include "KDGanttViewTaskLinkGroup.h"
#include "KDGanttMinimizeSplitter.h"
#include "KDGanttViewItemDrag.h"
class KDGanttViewTaskLink;
class QPrinter;
class QIODevice;
class itemAttributeDialog;
class KDListView;
class KDGanttViewItem;
class KDGanttViewEventItem;
class KDGanttViewTaskItem;
class KDGanttViewSummaryItem;
class KDTimeTableWidget;
class KDTimeHeaderWidget;
class KDLegendWidget;
class KDGanttCanvasView;
class KDGanttViewTaskLink;
class KDGanttMinimizeSplitter;
class KDGanttView : public KDGanttMinimizeSplitter
{
Q_OBJECT
Q_PROPERTY( bool showLegend READ showLegend WRITE setShowLegend )
Q_PROPERTY( bool showListView READ showListView WRITE setShowListView )
Q_PROPERTY( bool showTaskLinks READ showTaskLinks WRITE setShowTaskLinks )
Q_PROPERTY( bool editorEnabled READ editorEnabled WRITE setEditorEnabled )
Q_PROPERTY( QDateTime horizonStart READ horizonStart WRITE setHorizonStart )
Q_PROPERTY( QDateTime horizonEnd READ horizonEnd WRITE setHorizonEnd )
Q_PROPERTY( Scale scale READ scale WRITE setScale )
Q_PROPERTY( YearFormat yearFormat READ yearFormat WRITE setYearFormat )
Q_PROPERTY( HourFormat hourFormat READ hourFormat WRITE setHourFormat )
Q_PROPERTY( bool showMinorTicks READ showMinorTicks WRITE setShowMinorTicks )
Q_PROPERTY( bool showMajorTicks READ showMajorTicks WRITE setShowMajorTicks )
Q_PROPERTY( bool editable READ editable WRITE setEditable )
Q_PROPERTY( QColor textColor READ textColor WRITE setTextColor )
Q_PROPERTY( int majorScaleCount READ majorScaleCount WRITE setMajorScaleCount )
Q_PROPERTY( int minorScaleCount READ minorScaleCount WRITE setMinorScaleCount )
Q_PROPERTY( int autoScaleMinorTickCount READ autoScaleMinorTickCount WRITE setAutoScaleMinorTickCount )
Q_PROPERTY( Scale maximumScale READ maximumScale WRITE setMaximumScale )
Q_PROPERTY( Scale minimumScale READ minimumScale WRITE setMinimumScale )
Q_PROPERTY( int minimumColumnWidth READ minimumColumnWidth WRITE setMinimumColumnWidth )
Q_PROPERTY( int ganttMaximumWidth READ ganttMaximumWidth WRITE setGanttMaximumWidth )
Q_PROPERTY( QColor weekendBackgroundColor READ weekendBackgroundColor WRITE setWeekendBackgroundColor )
Q_PROPERTY( QColor ganttViewBackgroundColor READ gvBackgroundColor WRITE setGvBackgroundColor )
Q_PROPERTY( QColor listViewBackgroundColor READ lvBackgroundColor WRITE setLvBackgroundColor )
Q_PROPERTY( QColor timeHeaderBackgroundColor READ timeHeaderBackgroundColor WRITE setTimeHeaderBackgroundColor )
Q_PROPERTY( QColor legendHeaderBackgroundColor READ legendHeaderBackgroundColor WRITE setLegendHeaderBackgroundColor )
Q_PROPERTY( double zoomFactor READ zoomFactor )
Q_PROPERTY( bool showHeaderPopupMenu READ showHeaderPopupMenu WRITE setShowHeaderPopupMenu )
Q_PROPERTY( bool showTimeTablePopupMenu READ showTimeTablePopupMenu WRITE setShowTimeTablePopupMenu )
Q_PROPERTY( bool headerVisible READ headerVisible WRITE setHeaderVisible )
Q_PROPERTY( bool showLegendButton READ showLegendButton WRITE setShowLegendButton )
Q_PROPERTY( bool legendIsDockwindow READ legendIsDockwindow WRITE setLegendIsDockwindow )
Q_PROPERTY( bool displayEmptyTasksAsLine READ displayEmptyTasksAsLine WRITE setDisplayEmptyTasksAsLine )
Q_PROPERTY( QBrush noInformationBrush READ noInformationBrush WRITE setNoInformationBrush )
Q_PROPERTY( bool dragEnabled READ dragEnabled WRITE setDragEnabled )
Q_PROPERTY( bool dropEnabled READ dropEnabled WRITE setDropEnabled )
Q_PROPERTY( bool calendarMode READ calendarMode WRITE setCalendarMode )
Q_ENUMS( Scale )
Q_ENUMS( YearFormat )
Q_ENUMS( HourFormat )
public:
enum Scale { Minute, Hour, Day, Week, Month, Auto };
enum YearFormat { FourDigit, TwoDigit, TwoDigitApostrophe, NoDate };
enum HourFormat { Hour_24, Hour_12, Hour_24_FourDigit };
enum RepaintMode { No, Medium, Always };
KDGanttView( QWidget* parent = 0, const char* name = 0 );
~KDGanttView();
virtual void show();
virtual bool close ( bool alsoDelete );
void setRepaintMode( RepaintMode mode );
void setUpdateEnabled( bool enable);
bool getUpdateEnabled( )const;
void setGanttMaximumWidth( int w );
int ganttMaximumWidth() const;
void setShowLegend( bool show );
bool showLegend() const;
void setLegendIsDockwindow( bool dock );
bool legendIsDockwindow( ) const;
QDockWindow* legendDockwindow( ) const;
void setShowListView( bool show );
bool showListView() const;
void setEditorEnabled( bool enable );
bool editorEnabled() const;
void setListViewWidth( int );
int listViewWidth();
void setEditable( bool editable );
bool editable() const;
void setCalendarMode( bool mode );
bool calendarMode() const;
void setDisplaySubitemsAsGroup( bool show );
bool displaySubitemsAsGroup() const;
void setDisplayEmptyTasksAsLine( bool show );
bool displayEmptyTasksAsLine() const;
void setHorBackgroundLines( int count = 2,
QBrush brush =
QBrush( QColor ( 200,200,200 ),
Qt::Dense6Pattern ));
int horBackgroundLines( QBrush& brush );
bool saveProject( QIODevice* );
bool loadProject( QIODevice* );
void print( QPrinter* printer = 0 ,
bool printListView = true, bool printTimeLine = true,
bool printLegend = false );
QSize drawContents( QPainter* p = 0,
bool drawListView = true, bool drawTimeLine = true,
bool drawLegend = false );
void setZoomFactor( double factor, bool absolute );
double zoomFactor() const;
void zoomToFit();
void ensureVisible( KDGanttViewItem* );
void center( KDGanttViewItem* );
void centerTimeline( const QDateTime& center );
void centerTimelineAfterShow( const QDateTime& center );
void setTimelineToStart();
void setTimelineToEnd();
void addTicksLeft( int num = 1 );
void addTicksRight( int num = 1 );
void setShowTaskLinks( bool show );
bool showTaskLinks() const;
void setFont(const QFont& f);
void setShowHeaderPopupMenu( bool show = true,
bool showZoom = true,
bool showScale = true,
bool showTime = true,
bool showYear = true,
bool showGrid = true,
bool showPrint = false);
bool showHeaderPopupMenu() const;
void setShowTimeTablePopupMenu( bool );
bool showTimeTablePopupMenu() const;
void setShapes( KDGanttViewItem::Type type,
KDGanttViewItem::Shape start,
KDGanttViewItem::Shape middle,
KDGanttViewItem::Shape end,
bool overwriteExisting = true );
bool shapes( KDGanttViewItem::Type type,
KDGanttViewItem::Shape& start,
KDGanttViewItem::Shape& middle,
KDGanttViewItem::Shape& end ) const;
void setColors( KDGanttViewItem::Type type,
const QColor& start, const QColor& middle,
const QColor& end,
bool overwriteExisting = true );
bool colors( KDGanttViewItem::Type type,
QColor& start, QColor& middle, QColor& end ) const;
void setDefaultColor( KDGanttViewItem::Type type,
const QColor&,
bool overwriteExisting = true );
QColor defaultColor( KDGanttViewItem::Type type ) const;
void setHighlightColors( KDGanttViewItem::Type type,
const QColor& start, const QColor& middle,
const QColor& end,
bool overwriteExisting = true );
bool highlightColors( KDGanttViewItem::Type type,
QColor& start, QColor& middle, QColor& end ) const;
void setDefaultHighlightColor( KDGanttViewItem::Type type,
const QColor&,
bool overwriteExisting = true );
QColor defaultHighlightColor( KDGanttViewItem::Type type ) const;
void setTextColor( const QColor& color );
QColor textColor() const;
void setNoInformationBrush( const QBrush& brush );
QBrush noInformationBrush() const;
// Link-related stuff
QPtrList<KDGanttViewTaskLink> taskLinks() const;
QPtrList<KDGanttViewTaskLinkGroup> taskLinkGroups() const;
// Legend-related stuff
void addLegendItem( KDGanttViewItem::Shape shape, const QColor& shapeColor, const QString& text );
void clearLegend();
// Header-related stuff
void setHorizonStart( const QDateTime& start );
QDateTime horizonStart() const;
void setHorizonEnd( const QDateTime& start );
QDateTime horizonEnd() const;
void setScale( Scale );
Scale scale() const;
void setMaximumScale( Scale );
Scale maximumScale() const;
void setMinimumScale( Scale );
Scale minimumScale() const;
void setAutoScaleMinorTickCount( int count );
int autoScaleMinorTickCount() const;
void setMajorScaleCount( int count );
int majorScaleCount() const;
void setMinorScaleCount( int count );
int minorScaleCount() const;
void setMinimumColumnWidth( int width );
int minimumColumnWidth() const;
void setYearFormat( YearFormat format );
YearFormat yearFormat() const;
void setHourFormat( HourFormat format );
HourFormat hourFormat() const;
void setShowMajorTicks( bool );
bool showMajorTicks() const;
void setShowMinorTicks( bool );
bool showMinorTicks() const;
void setColumnBackgroundColor( const QDateTime& column,
const QColor& color,
Scale mini = KDGanttView::Minute ,
Scale maxi = KDGanttView::Month);
void setIntervalBackgroundColor( const QDateTime& start,
const QDateTime& end,
const QColor& color,
Scale mini = KDGanttView::Minute ,
Scale maxi = KDGanttView::Month);
bool changeBackgroundInterval( const QDateTime& oldstart,
const QDateTime& oldend,
const QDateTime& newstart,
const QDateTime& newend );
bool deleteBackgroundInterval( const QDateTime& start,
const QDateTime& end );
void clearBackgroundColor();
QColor columnBackgroundColor( const QDateTime& column ) const;
void setWeekendBackgroundColor( const QColor& color );
QColor weekendBackgroundColor() const;
void setWeekdayBackgroundColor( const QColor& color, int weekday );
QColor weekdayBackgroundColor(int weekday) const;
void setPaletteBackgroundColor(const QColor& col);
void setGvBackgroundColor ( const QColor & );
void setLvBackgroundColor ( const QColor & );
void setTimeHeaderBackgroundColor ( const QColor & );
void setLegendHeaderBackgroundColor ( const QColor & );
QColor gvBackgroundColor () const ;
QColor lvBackgroundColor () const ;
QColor timeHeaderBackgroundColor () const ;
QColor legendHeaderBackgroundColor () const ;
void addUserdefinedLegendHeaderWidget( QWidget * w );
void setWeekendDays( int start, int end );
void weekendDays( int& start, int& end ) const;
static QPixmap getPixmap( KDGanttViewItem::Shape shape, const QColor& shapeColor,const QColor& backgroundColor, int itemSize);
void setHeaderVisible( bool );
bool headerVisible() const;
void setShowLegendButton( bool show );
bool showLegendButton() const;
// Pass-through methods from QListView
virtual int addColumn( const QString& label, int width = -1 );
virtual int addColumn( const QIconSet& iconset, const QString& label,
int width = -1 );
virtual void removeColumn( int index );
KDGanttViewItem* selectedItem() const;
void setSelected( KDGanttViewItem*, bool );
KDGanttViewItem* firstChild() const;
KDGanttViewItem* lastItem() const;
int childCount() const;
void clear();
void setDragEnabled( bool b );
void setDropEnabled( bool b );
void setDragDropEnabled( bool b );
bool dragEnabled() const;
bool dropEnabled() const;
bool isDragEnabled() const;
bool isDropEnabled() const;
virtual bool lvDropEvent ( QDropEvent *e, KDGanttViewItem*, KDGanttViewItem*);
virtual void lvStartDrag (KDGanttViewItem*);
virtual bool lvDragMoveEvent (QDragMoveEvent * e,KDGanttViewItem*, KDGanttViewItem*);
virtual void lvDragEnterEvent (QDragEnterEvent * e );
virtual QSize sizeHint() const;
KDGanttViewItem* getItemByName( const QString& name ) const;
QDateTime getDateTimeForCoordX(int coordX, bool global = true ) const;
KDGanttViewItem* getItemByListViewPos( const QPoint& pos ) const;
KDGanttViewItem* getItemByGanttViewPos( const QPoint& pos ) const;
KDGanttViewItem* getItemAt( const QPoint& pos , bool global = true ) const;
// setting the vertical scrollbars of the listview and the timetable
// default values: always off for the listview, always on for the timetable
void setLvVScrollBarMode( QScrollView::ScrollBarMode );
void setGvVScrollBarMode( QScrollView::ScrollBarMode );
void setLinkItemsEnabled(bool on);
bool isLinkItemsEnabled() const;
public slots:
void editItem( KDGanttViewItem* );
void zoomToSelection( const QDateTime& start, const QDateTime& end);
signals:
void timeIntervallSelected( const QDateTime& start, const QDateTime& end);
void timeIntervalSelected( const QDateTime& start, const QDateTime& end);
void rescaling( Scale );
// the following signals are emitted if an item is clicked in the
// listview (inclusive) or in the ganttview
void itemLeftClicked( KDGanttViewItem* );
void itemMidClicked( KDGanttViewItem* );
void itemRightClicked( KDGanttViewItem* );
void itemDoubleClicked( KDGanttViewItem* );
// The following signal is emitted when two items shall be linked
void linkItems( KDGanttViewItem* from, KDGanttViewItem* to, int linkType );
// the following signals are emitted if an item is clicked in the
// listview (exlusive) or in the ganttview
// gv... means item in ganttview clicked
void gvCurrentChanged( KDGanttViewItem* );
void gvItemLeftClicked( KDGanttViewItem* );
void gvItemMidClicked( KDGanttViewItem* );
void gvItemRightClicked( KDGanttViewItem* );
// the point is the global position!!
void gvMouseButtonClicked ( int button, KDGanttViewItem* item, const QPoint & pos);
void gvItemDoubleClicked( KDGanttViewItem* );
// the point is the global position!!
void gvContextMenuRequested ( KDGanttViewItem * item, const QPoint & pos );
// lv... means item in listview clicked
void lvCurrentChanged( KDGanttViewItem* );
void lvItemRenamed( KDGanttViewItem* , int col, const QString & text );
void lvMouseButtonPressed( int button, KDGanttViewItem * item, const QPoint & pos, int c );
void lvItemLeftClicked( KDGanttViewItem* );
void lvItemMidClicked( KDGanttViewItem* );
void lvItemRightClicked( KDGanttViewItem* );
void lvContextMenuRequested ( KDGanttViewItem * item, const QPoint & pos, int col );
void lvMouseButtonClicked ( int button, KDGanttViewItem* item, const QPoint & pos, int c );
void lvItemDoubleClicked( KDGanttViewItem* );
void lvSelectionChanged( KDGanttViewItem* );
void itemConfigured( KDGanttViewItem* );
void taskLinkLeftClicked( KDGanttViewTaskLink* );
void taskLinkMidClicked( KDGanttViewTaskLink* );
void taskLinkRightClicked( KDGanttViewTaskLink* );
void taskLinkDoubleClicked( KDGanttViewTaskLink* );
void dropped ( QDropEvent * e, KDGanttViewItem* droppedItem, KDGanttViewItem* itemBelowMouse);
private slots:
void forceRepaint( int val = 0 );
void slotSelectionChanged( QListViewItem* item );
void slotCurrentChanged ( QListViewItem * item );
void slotItemRenamed ( QListViewItem * item, int col, const QString & text );
void slotMouseButtonPressed ( int button, QListViewItem * item, const QPoint & pos, int c );
void slotmouseButtonClicked ( int button, QListViewItem * item, const QPoint & pos, int c );
void slotcontextMenuRequested ( QListViewItem * item, const QPoint & pos, int col );
void slotdoubleClicked ( QListViewItem * item );
void slotHeaderSizeChanged();
void addTickRight();
void addTickLeft();
void enableAdding( int );
void slot_lvDropped(QDropEvent* e, KDGanttViewItem* droppedItem, KDGanttViewItem* itemBelowMouse );
private:
struct legendItem {
KDGanttViewItem::Shape shape;
QColor color;
QString text;
};
bool loadXML( const QDomDocument& doc );
QDomDocument saveXML( bool withPI = true ) const;
static QString scaleToString( Scale scale );
static QString yearFormatToString( YearFormat format );
static QString hourFormatToString( HourFormat format );
static Scale stringToScale( const QString& string );
static YearFormat stringToYearFormat( const QString& string );
static HourFormat stringToHourFormat( const QString& string );
// PENDING(lutz) Review these
friend class KDGanttCanvasView;
friend class KDGanttViewEventItem;
friend class KDGanttViewItem;
friend class KDGanttViewTaskItem;
friend class KDGanttViewSummaryItem;
friend class KDGanttViewTaskLink;
friend class KDGanttViewCalendarItem;
friend class KDTimeTableWidget;
friend class KDTimeHeaderWidget;
friend class KDListView;
friend class KDGanttViewTaskLinkGroup;
friend class KDLegendWidget;
KDListView * myListView;
KDGanttCanvasView *myCanvasView;
KDTimeHeaderWidget * myTimeHeader;
KDTimeTableWidget * myTimeTable;
KDLegendWidget * myLegend;
itemAttributeDialog* myItemAttributeDialog;
QVBox * leftWidget, * rightWidget;
QHBox * spacerLeft;
QScrollView* myTimeHeaderScroll;
QHBox* myTimeHeaderContainer ;
QWidget* timeHeaderSpacerWidget;
QWidget *spacerRight;
bool listViewIsVisible;
bool chartIsEditable;
bool editorIsEnabled;
bool _displaySubitemsAsGroup;
bool _displayEmptyTasksAsLine;
bool _showLegendButton;
bool _showHeader;
bool _enableAdding;
bool fCenterTimeLineAfterShow;
bool fDragEnabled;
bool fDropEnabled;
bool closingBlocked;
QDateTime dtCenterTimeLineAfterShow;
KDGanttViewItem::Shape myDefaultShape [9];
QColor myColor[9],myColorHL[9];
bool undefinedShape[3],undefinedColor[3],undefinedColorHL[3];
QColor myTextColor;
QColor myDefaultColor[3],myDefaultColorHL[3];
QPtrList<KDGanttViewTaskLinkGroup> myTaskLinkGroupList;
QPtrList<legendItem> *myLegendItems;
void addTaskLinkGroup(KDGanttViewTaskLinkGroup*);
void removeTaskLinkGroup(KDGanttViewTaskLinkGroup*);
int getIndex( KDGanttViewItem::Type ) const;
void notifyEditdialog( KDGanttViewItem * );
void initDefaults();
KDGanttViewItem* myCurrentItem;
KDGanttMinimizeSplitter *mySplitter;
protected:
virtual QDragObject * dragObject ();
virtual void startDrag ();
};
#endif