kdgantt1/KDGanttView.h

   1 /* -*- Mode: C++ -*-
   2    $Id$
   3    KDChart - a multi-platform charting engine
   4 */
   5
   6 /****************************************************************************
   7  ** Copyright (C)  2001-2004 Klarälvdalens Datakonsult AB.  All rights reserved.
   8  **
   9  ** This file is part of the KDGantt library.
  10  **
  11  ** This file may be used under the terms of the GNU General Public
  12  ** License versions 2.0 or 3.0 as published by the Free Software
  13  ** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3
  14  ** included in the packaging of this file.  Alternatively you may (at
  15  ** your option) use any later version of the GNU General Public
  16  ** License if such license has been publicly approved by
  17  ** Klarälvdalens Datakonsult AB (or its successors, if any).
  18  **
  19  ** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
  20  ** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
  21  ** A PARTICULAR PURPOSE. Klarälvdalens Datakonsult AB reserves all rights
  22  ** not expressly granted herein.
  23  **
  24  ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
  25  ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  26  **
  27  ** As a special exception, permission is given to link this program
  28  ** with any edition of Qt, and distribute the resulting executable,
  29  ** without including the source code for Qt in the source distribution.
  30  **
  31  **********************************************************************/
  32
  33 #ifndef KDGANTTVIEW_H
  34 #define KDGANTTVIEW_H
  35
  36
  37
  38 #include <QWidget>
  39 #include <QSplitter>
  40 #include <QLayout>
  41 #include <QFont>
  42
  43 #include "kdgantt_qt3_compat.h"
  44
  45 #include "KDGanttViewItem.h"
  46 #include "KDGanttViewTaskLinkGroup.h"
  47 #include "KDGanttMinimizeSplitter.h"
  48 #include "KDGanttViewItemDrag.h"
  49
  50 class KDIntervalColorRectangle;
  51 class KDGanttViewTaskLink;
  52 class QPrinter;
  53 class QIODevice;
  54 class itemAttributeDialog;
  55 class KDListView;
  56 class KDGanttViewItem;
  57 class KDGanttViewEventItem;
  58 class KDGanttViewTaskItem;
  59 class KDGanttViewSummaryItem;
  60 class KDTimeTableWidget;
  61 class KDTimeHeaderWidget;
  62 class KDLegendWidget;
  63 class KDGanttCanvasView;
  64 class KDGanttViewTaskLink;
  65 class KDGanttMinimizeSplitter;
  66
  67 class KDGanttView : public KDGanttMinimizeSplitter
  68 {
  69     Q_OBJECT
  70
  71     Q_PROPERTY( bool showLegend READ showLegend WRITE setShowLegend )
  72     Q_PROPERTY( bool showListView READ showListView WRITE setShowListView )
  73     Q_PROPERTY( bool showTaskLinks READ showTaskLinks WRITE setShowTaskLinks )
  74     Q_PROPERTY( bool editorEnabled READ editorEnabled WRITE setEditorEnabled )
  75     Q_PROPERTY( QDateTime horizonStart READ horizonStart WRITE setHorizonStart )
  76     Q_PROPERTY( QDateTime horizonEnd READ horizonEnd WRITE setHorizonEnd )
  77     Q_PROPERTY( Scale scale READ scale WRITE setScale )
  78     Q_PROPERTY( YearFormat yearFormat READ yearFormat WRITE setYearFormat )
  79     Q_PROPERTY( HourFormat hourFormat READ hourFormat WRITE setHourFormat )
  80     Q_PROPERTY( ShowTicksType showTicks READ showTicks WRITE setShowTicks )
  81     Q_PROPERTY( bool editable READ editable WRITE setEditable )
  82     Q_PROPERTY( QColor textColor READ textColor WRITE setTextColor )
  83     Q_PROPERTY( int majorScaleCount READ majorScaleCount WRITE setMajorScaleCount )
  84     Q_PROPERTY( int minorScaleCount READ minorScaleCount WRITE setMinorScaleCount )
  85     Q_PROPERTY( int autoScaleMinorTickCount READ autoScaleMinorTickCount WRITE setAutoScaleMinorTickCount )
  86     Q_PROPERTY( Scale maximumScale READ maximumScale WRITE setMaximumScale )
  87     Q_PROPERTY( Scale minimumScale READ minimumScale WRITE setMinimumScale )
  88     Q_PROPERTY( int minimumColumnWidth READ minimumColumnWidth WRITE setMinimumColumnWidth )
  89     Q_PROPERTY( int ganttMaximumWidth READ ganttMaximumWidth WRITE setGanttMaximumWidth )
  90     Q_PROPERTY( QColor weekendBackgroundColor READ weekendBackgroundColor WRITE setWeekendBackgroundColor )
  91     Q_PROPERTY( QColor ganttViewBackgroundColor READ gvBackgroundColor WRITE setGvBackgroundColor )
  92     Q_PROPERTY( QColor listViewBackgroundColor READ lvBackgroundColor WRITE setLvBackgroundColor )
  93     Q_PROPERTY( QColor timeHeaderBackgroundColor READ timeHeaderBackgroundColor WRITE setTimeHeaderBackgroundColor )
  94     Q_PROPERTY( QColor legendHeaderBackgroundColor READ legendHeaderBackgroundColor WRITE setLegendHeaderBackgroundColor )
  95     Q_PROPERTY( double zoomFactor READ zoomFactor )
  96     Q_PROPERTY( bool showHeaderPopupMenu READ showHeaderPopupMenu WRITE setShowHeaderPopupMenu )
  97     Q_PROPERTY( bool showTimeTablePopupMenu READ showTimeTablePopupMenu WRITE setShowTimeTablePopupMenu )
  98     Q_PROPERTY( bool headerVisible READ headerVisible WRITE setHeaderVisible )
  99     Q_PROPERTY( bool showLegendButton READ showLegendButton     WRITE setShowLegendButton )
 100     Q_PROPERTY( bool legendIsDockwindow READ legendIsDockwindow WRITE setLegendIsDockwindow )
 101     Q_PROPERTY( bool displayEmptyTasksAsLine READ displayEmptyTasksAsLine WRITE setDisplayEmptyTasksAsLine )
 102     Q_PROPERTY( QBrush noInformationBrush READ noInformationBrush WRITE setNoInformationBrush )
 103     Q_PROPERTY( bool dragEnabled READ dragEnabled WRITE setDragEnabled )
 104     Q_PROPERTY( bool dropEnabled READ dropEnabled WRITE setDropEnabled )
 105     Q_PROPERTY( bool calendarMode READ calendarMode WRITE setCalendarMode )
 106
 107     Q_ENUMS( Scale )
 108     Q_ENUMS( YearFormat )
 109     Q_ENUMS( HourFormat )
 110     Q_ENUMS(ShowTicksType)
 111
 112 public:
 113     enum Scale { Second = 0, Minute, Hour, Day, Week, Month, Auto };
 114     enum YearFormat { FourDigit, TwoDigit, TwoDigitApostrophe, NoDate };
 115     enum HourFormat { Hour_24, Hour_12, Hour_24_FourDigit };
 116     enum RepaintMode { No, Medium, Always };
 117     enum ShowTicksType {  ShowMajorTicks = 0, ShowMinorTicks, ShowNoTicks };
 118
 119     KDGanttView( QWidget* parent = 0, const char* name = 0 );
 120     ~KDGanttView();
 121
 122     // Pass-through methods from QListView
 123     virtual int addColumn( const QString& label, int width = -1 );
 124     virtual int addColumn( const QIconSet& iconset, const QString& label, int width = -1 );
 125     virtual void removeColumn( int index );
 126
 127     virtual bool lvDropEvent ( QDropEvent *e, KDGanttViewItem*, KDGanttViewItem*);
 128     virtual void lvStartDrag (KDGanttViewItem*);
 129     virtual bool lvDragMoveEvent (QDragMoveEvent * e,KDGanttViewItem*, KDGanttViewItem*);
 130     virtual void lvDragEnterEvent (QDragEnterEvent * e );
 131
 132     void setRepaintMode( RepaintMode mode );
 133     void setUpdateEnabled( bool enable);
 134     bool getUpdateEnabled( )const;
 135
 136     void setGanttMaximumWidth( int w );
 137     int ganttMaximumWidth() const;
 138     bool showLegend() const;
 139     void setLegendIsDockwindow( bool dock );
 140     bool legendIsDockwindow( ) const;
 141     QDockWindow* legendDockwindow( ) const;
 142     bool showListView() const;
 143     void setEditorEnabled( bool enable );
 144     bool editorEnabled() const;
 145     int listViewWidth();
 146     bool editable() const;
 147     void setCalendarMode( bool mode );
 148     bool calendarMode() const;
 149     void setDisplaySubitemsAsGroup( bool show );
 150     bool displaySubitemsAsGroup() const;
 151     void setDisplayEmptyTasksAsLine( bool show );
 152     bool displayEmptyTasksAsLine() const;
 153
 154     void setHorBackgroundLines( int count = 2,
 155                                 QBrush brush =
 156                                 QBrush( QColor ( 200,200,200 ),
 157                                         Qt::Dense6Pattern ));
 158     int horBackgroundLines( QBrush& brush ) const;
 159     bool saveProject( QIODevice* );
 160     bool loadProject( QIODevice* );
 161     void print( QPrinter* printer,
 162                 bool printListView = true, bool printTimeLine = true,
 163                 bool printLegend = false );
 164     QSize drawContents( QPainter* p = 0,
 165                       bool drawListView = true, bool drawTimeLine = true,
 166                       bool drawLegend = false );
 167     void setZoomFactor( double factor, bool absolute );
 168     double zoomFactor() const;
 169     void ensureVisible( KDGanttViewItem* );
 170     void centerTimelineAfterShow( const QDateTime& center );
 171     void addTicksLeft( int num = 1 );
 172     void addTicksRight( int num = 1 );
 173     bool showTaskLinks() const;
 174
 175     void setFont(const QFont& f);
 176     void setShowHeaderPopupMenu( bool show = true,
 177                                  bool showZoom = true,
 178                                  bool showScale = true,
 179                                  bool showTime = true,
 180                                  bool showYear = true,
 181                                  bool showGrid = true,
 182                                  bool showPrint = false);
 183     bool showHeaderPopupMenu() const;
 184     void setShowTimeTablePopupMenu( bool );
 185     bool showTimeTablePopupMenu() const;
 186     void setShapes( KDGanttViewItem::Type type,
 187                     KDGanttViewItem::Shape start,
 188                     KDGanttViewItem::Shape middle,
 189                     KDGanttViewItem::Shape end,
 190                     bool overwriteExisting = true  );
 191     bool shapes( KDGanttViewItem::Type type,
 192                  KDGanttViewItem::Shape& start,
 193                  KDGanttViewItem::Shape& middle,
 194                  KDGanttViewItem::Shape& end ) const;
 195     void setColors( KDGanttViewItem::Type type,
 196                     const QColor& start, const QColor& middle,
 197                     const QColor& end,
 198                     bool overwriteExisting = true );
 199     bool colors( KDGanttViewItem::Type type,
 200                  QColor& start, QColor& middle, QColor& end ) const;
 201     void setDefaultColor( KDGanttViewItem::Type type,
 202                           const QColor&,
 203                           bool overwriteExisting = true );
 204     QColor defaultColor( KDGanttViewItem::Type type ) const;
 205     void setHighlightColors( KDGanttViewItem::Type type,
 206                              const QColor& start, const QColor& middle,
 207                              const QColor& end,
 208                              bool overwriteExisting = true );
 209     bool highlightColors( KDGanttViewItem::Type type,
 210                           QColor& start, QColor& middle, QColor& end ) const;
 211     void setDefaultHighlightColor( KDGanttViewItem::Type type,
 212                                    const QColor&,
 213                                    bool overwriteExisting = true );
 214     QColor defaultHighlightColor( KDGanttViewItem::Type type ) const;
 215     void setTextColor( const QColor& color );
 216     QColor textColor() const;
 217
 218     void setNoInformationBrush( const QBrush& brush );
 219     QBrush noInformationBrush() const;
 220
 221     // Link-related stuff
 222     QPtrList<KDGanttViewTaskLink> taskLinks() const;
 223     QPtrList<KDGanttViewTaskLinkGroup> taskLinkGroups() const;
 224
 225     // Legend-related stuff
 226     void addLegendItem( KDGanttViewItem::Shape shape, const QColor& shapeColor, const QString& text );
 227     void addLegendItem( KDGanttViewItem::Shape shape, const QColor& shapeColor, const QString& text, KDGanttViewItem::Shape shape2, const QColor& shapeColor2,const QString& text2 );
 228     void clearLegend();
 229     // Header-related stuff
 230     void setHorizonStart( const QDateTime& start );
 231     QDateTime horizonStart() const;
 232     void setHorizonEnd( const QDateTime& start );
 233     QDateTime horizonEnd() const;
 234     Scale scale() const;
 235     void setMaximumScale( Scale );
 236     Scale maximumScale() const;
 237     void setMinimumScale( Scale );
 238     Scale minimumScale() const;
 239     void setAutoScaleMinorTickCount( int count );
 240     int autoScaleMinorTickCount() const;
 241     void setMajorScaleCount( int count );
 242     int majorScaleCount() const;
 243     void setMinorScaleCount( int count );
 244     int minorScaleCount() const;
 245     void setMinimumColumnWidth( int width );
 246     int minimumColumnWidth() const;
 247     void setYearFormat( YearFormat format );
 248     YearFormat yearFormat() const;
 249     void setHourFormat( HourFormat format );
 250     HourFormat hourFormat() const;
 251     void setShowTicks( ShowTicksType );
 252     ShowTicksType showTicks() const;
 253     void setColumnBackgroundColor( const QDateTime& column,
 254                                    const QColor& color,
 255                                    Scale mini =  KDGanttView::Second ,
 256                                    Scale maxi =  KDGanttView::Month);
 257 #if 0
 258    // This API has been replaced with KDIntervalColorRectangle and addIntervalBackgroundColor
 259     void setIntervalBackgroundColor( const QDateTime& start,
 260                                      const QDateTime& end,
 261                                      const QColor& color,
 262                                      int priority = 0,
 263                                      Scale mini =  KDGanttView::Second ,
 264                                      Scale maxi =  KDGanttView::Month);
 265     bool changeBackgroundInterval( const QDateTime& oldstart,
 266                                    const QDateTime& oldend,
 267                                    const QDateTime& newstart,
 268                                    const QDateTime& newend );
 269     bool deleteBackgroundInterval( const QDateTime& start,
 270                                    const QDateTime& end );
 271 #endif
 272     void addIntervalBackgroundColor( KDIntervalColorRectangle* newItem );
 273     void clearBackgroundColor();
 274     QColor columnBackgroundColor( const QDateTime& column ) const;
 275     void setWeekendBackgroundColor( const QColor& color );
 276     QColor weekendBackgroundColor() const;
 277     void setWeekdayBackgroundColor( const QColor& color, int weekday );
 278     QColor weekdayBackgroundColor(int weekday) const;
 279
 280
 281     void setPaletteBackgroundColor(const QColor& col);
 282     void setGvBackgroundColor ( const QColor & );
 283     void setLvBackgroundColor ( const QColor & );
 284     void setTimeHeaderBackgroundColor ( const QColor & );
 285     void setLegendHeaderBackgroundColor ( const QColor & );
 286     QColor gvBackgroundColor () const ;
 287     QColor lvBackgroundColor () const ;
 288     QColor timeHeaderBackgroundColor () const ;
 289     QColor legendHeaderBackgroundColor () const ;
 290     void addUserdefinedLegendHeaderWidget( QWidget * w );
 291
 292     void setWeekendDays( int start, int end );
 293     void weekendDays( int& start, int& end ) const;
 294
 295     static QPixmap getPixmap( KDGanttViewItem::Shape shape, const QColor& shapeColor,const QColor& backgroundColor, int itemSize);
 296
 297     void setHeaderVisible( bool );
 298     bool headerVisible() const;
 299
 300     void setShowLegendButton( bool show );
 301     bool showLegendButton() const;
 302
 303
 304     KDGanttViewItem* selectedItem() const;
 305     void setSelected( KDGanttViewItem*, bool );
 306     KDGanttViewItem* firstChild() const;
 307     KDGanttViewItem* lastItem() const;
 308     int childCount() const;
 309     void clear();
 310     void clearAll();
 311
 312     void setDragEnabled( bool b );
 313     void setDropEnabled( bool b );
 314     void setDragDropEnabled( bool b );
 315     bool dragEnabled() const;
 316     bool dropEnabled() const;
 317     bool isDragEnabled() const;
 318     bool isDropEnabled() const;
 319
 320     void setUserHorizonChangeEnabled( bool b );
 321     bool userHorizonChangeEnabled() const;
 322
 323     virtual QSize sizeHint() const;
 324     KDGanttViewItem* getItemByName( const QString& name ) const;
 325     KDGanttViewItem* getItemByUid( const QString& name, KDGanttViewItem* parentItem = 0 ) const;
 326     QDateTime getDateTimeForCoordX(int coordX, bool global = true ) const;
 327     KDGanttViewItem* getItemByListViewPos( const QPoint& pos ) const;
 328     KDGanttViewItem* getItemByGanttViewPos( const QPoint& pos ) const;
 329     KDGanttViewItem* getItemAt( const QPoint& pos , bool global = true ) const;
 330
 331     // setting the vertical scrollbars of the listview and the timetable
 332     // default values: always off for the listview, always on for the timetable
 333     void setLvVScrollBarMode( QScrollView::ScrollBarMode );
 334     void setGvVScrollBarMode( QScrollView::ScrollBarMode );
 335
 336
 337     void setGermanDateTimeFormat();
 338     void setTimeHeaderTooltipDateTimeFormat( const QString& fmt );
 339     QString timeHeaderTooltipDateTimeFormat() const;
 340
 341     void setTimeHeaderDateFormatMonth( const QString& fmt );
 342     QString timeHeaderDateFormatMonth() const;
 343     void setTimeHeaderDateFormatWeek( const QString& fmt );
 344     QString timeHeaderDateFormatWeek() const;
 345     void setTimeHeaderDateFormatDay( const QString& fmt );
 346     QString timeHeaderDateFormatDay() const;
 347     void setTimeHeaderDatetimeFormatHour( const QString& fmt );
 348     QString timeHeaderDatetimeFormatHour() const;
 349     void setTimeHeaderDatetimeFormatMinute( const QString& fmt );
 350     QString timeHeaderDatetimeFormatMinute() const;
 351     void setTimeHeaderDatetimeFormatSecond( const QString& fmt );
 352     QString timeHeaderDatetimeFormatSecond() const;
 353     void setWeekStartsMonday( bool b );
 354     bool weekStartsMonday() const;
 355     void setWeekScaleShowNumber( bool b );
 356     bool weekScaleShowNumber() const;
 357     QHeader * listViewHeader () const;
 358     int getWeekOfYear( const QDate& date );
 359     void setListViewColumnWidth ( int column, int w );
 360     void setAddTickcountForTimeline( int );
 361     int addTickcountForTimeline() const;
 362
 363     QDate yesterday() const;
 364     QDate today() const;
 365     QDate tomorrow() const;
 366     QDate currentWeek() const;
 367     QDate lastWeek() const;
 368     QDate currentMonth() const;
 369     QDate lastMonth() const;
 370     QDate currentYear() const;
 371     QDate lastYear() const;
 372
 373     virtual KDGanttViewItem* createNewItem( QString KDGanttViewItemTypeAsString,
 374                                     KDGanttViewItem* parent = 0,
 375                                     KDGanttViewItem* after = 0,
 376                                     const QString& lvtext = QString(),
 377                                     const QString& name = QString()  );
 378     virtual KDGanttViewItem* createUserDefinedItem( QString KDGanttViewItemTypeAsString,
 379                                                     KDGanttViewItem* parent = 0,
 380                                                     KDGanttViewItem* after = 0,
 381                                                     const QString& lvtext = QString(),
 382                                                     const QString& name = QString()  );
 383
 384     void setConnectorEnabled( int connector, bool state );
 385     bool isConnectorEnabled( int connector ) const;
 386     void setAllConnectorsEnabled( bool state );
 387     void setAutoScrollEnabled( bool state );
 388
 389     KDTimeTableWidget * timeTableWidget() { return myTimeTable; }
 390     KDTimeHeaderWidget * timeHeaderWidget() { return myTimeHeader; }
 391
 392     void setFixedHorizon( bool f ) { mFixedHorizon = f; }
 393
 394 public slots:
 395     void editItem( KDGanttViewItem* );
 396     void zoomToSelection( const QDateTime& start,  const QDateTime&  end);
 397     void zoomToSelectionAndSetStartEnd( const QDateTime& start,  const QDateTime&  end);
 398     void zoomToFit();
 399     void setShowLegend( bool show );
 400     void setShowListView( bool show );
 401     void setListViewWidth( int );
 402     void setEditable( bool editable );
 403     void center( KDGanttViewItem* );
 404     void centerTimeline( const QDateTime& center );
 405     void setTimelineToStart();
 406     void setTimelineToEnd();
 407     void setShowTaskLinks( bool show );
 408     void setScale( Scale );
 409     void setScaleSilent( Scale );
 410     void setAllOpen();
 411     void setAllClose();
 412
 413     void gotoToday();
 414     void gotoYesterday();
 415     void gotoCurrentWeek();
 416     void gotoLastWeek();
 417     void gotoCurrentMonth();
 418     void gotoLastMonth();
 419     void gotoCurrentYear();
 420     void gotoLastYear();
 421
 422     void selectToday();
 423     void selectYesterday();
 424     void selectCurrentWeek();
 425     void selectLastWeek();
 426     void selectCurrentMonth();
 427     void selectLastMonth();
 428     void selectCurrentYear();
 429     void selectLastYear();
 430
 431     void print();
 432
 433 signals:
 434     void itemDeleted( KDGanttViewItem* );
 435     void timeIntervallSelected( const QDateTime& start,  const QDateTime&  end);
 436     void timeIntervalSelected( const QDateTime& start,  const QDateTime&  end);
 437     void rescaling( KDGanttView::Scale );
 438     void intervalColorRectangleMoved( const QDateTime& start, const QDateTime& end );
 439
 440     // the following signals are emitted if an item is clicked in the
 441     // listview (inclusive) or in the ganttview
 442     void itemLeftClicked( KDGanttViewItem* );
 443     void itemMidClicked( KDGanttViewItem* );
 444     void itemRightClicked( KDGanttViewItem* );
 445     void itemDoubleClicked( KDGanttViewItem* );
 446
 447     // the following signals are emitted if an item is clicked in the
 448     // listview (exlusive) or in the ganttview
 449     // gv... means item in ganttview clicked
 450
 451     void gvCurrentChanged( KDGanttViewItem* );
 452     void gvItemLeftClicked( KDGanttViewItem* );
 453     void gvItemMidClicked( KDGanttViewItem* );
 454     void gvItemRightClicked( KDGanttViewItem* );
 455   // the point is the global position!!
 456     void gvMouseButtonClicked ( int button, KDGanttViewItem* item, const QPoint & pos);
 457     void gvMouseButtonPressed ( int button, KDGanttViewItem* item, const QPoint & pos);
 458     void gvMouseButtonReleased ( int button, KDGanttViewItem* item, const QPoint & pos);
 459     void gvMouseMove ( int button, KDGanttViewItem* item, const QPoint & pos);
 460     void gvItemDoubleClicked( KDGanttViewItem* );
 461     // the point is the global position!!
 462     void gvContextMenuRequested ( KDGanttViewItem * item, const QPoint & pos );
 463     void gvItemMoved( KDGanttViewItem* );
 464
 465     void gvCreateTaskLink( KDGanttViewItem*, int, KDGanttViewItem*, int );
 466
 467     // lv... means item in listview clicked
 468     void lvCurrentChanged( KDGanttViewItem* );
 469     void lvItemRenamed( KDGanttViewItem* , int col, const QString & text  );
 470     void lvMouseButtonPressed(  int button, KDGanttViewItem * item, const QPoint & pos, int c );
 471     void lvItemLeftClicked( KDGanttViewItem* );
 472     void lvItemMidClicked( KDGanttViewItem* );
 473     void lvItemRightClicked( KDGanttViewItem* );
 474     void lvContextMenuRequested ( KDGanttViewItem * item, const QPoint & pos, int col );
 475     void lvMouseButtonClicked ( int button, KDGanttViewItem* item, const QPoint & pos, int c );
 476     void lvItemDoubleClicked( KDGanttViewItem* );
 477     void lvSelectionChanged( KDGanttViewItem* );
 478
 479     void itemConfigured( KDGanttViewItem* );
 480     void itemChanged( KDGanttViewItem* );
 481     void itemExpanded ( KDGanttViewItem * item );
 482     void itemCollapsed ( KDGanttViewItem * item );
 483
 484     void taskLinkLeftClicked( KDGanttViewTaskLink* );
 485     void taskLinkMidClicked( KDGanttViewTaskLink* );
 486     void taskLinkRightClicked( KDGanttViewTaskLink* );
 487     void taskLinkDoubleClicked( KDGanttViewTaskLink* );
 488
 489     void dropped ( QDropEvent * e, KDGanttViewItem* droppedItem, KDGanttViewItem* itemBelowMouse);
 490     void dateTimeDoubleClicked ( const QDateTime& );
 491     void addOneTickRight();
 492     void addOneTickLeft();
 493
 494 protected:
 495     // virtual protected methods
 496     virtual QDragObject * dragObject ();
 497     virtual void startDrag ();
 498     virtual void userReadFromElement( QDomElement& element );
 499     virtual void userWriteToElement( QDomDocument& doc,
 500                                      QDomElement& parentElement ) const ;
 501     virtual void showEvent ( QShowEvent * event );
 502     virtual void closeEvent ( QCloseEvent * event );
 503
 504 private slots:
 505     void updateGanttContent();
 506     void forceRepaint( int val = 0 );
 507     void vScrollBarAction( int action );
 508     void hScrollBarAction( int action );
 509
 510 #if QT_VERSION < 0x040000
 511     void slotSelectionChanged( QListViewItem* item );
 512     void slotCurrentChanged ( QListViewItem * item );
 513     void slotItemRenamed ( QListViewItem * item, int col, const QString & text  );
 514     void slotMouseButtonPressed ( int button, QListViewItem * item, const QPoint & pos, int c );
 515     void slotmouseButtonClicked ( int button, QListViewItem * item, const QPoint & pos, int c );
 516     void slotcontextMenuRequested ( QListViewItem * item, const QPoint & pos, int col );
 517     void slotItemExpanded ( QListViewItem * item );
 518     void slotItemCollapsed ( QListViewItem * item );
 519 #else
 520     void slotSelectionChanged( Q3ListViewItem* item );
 521     void slotCurrentChanged ( Q3ListViewItem * item );
 522     void slotItemRenamed ( Q3ListViewItem * item, int col, const QString & text  );
 523     void slotMouseButtonPressed (  int button, Q3ListViewItem * item, const QPoint & pos, int c );
 524     void slotmouseButtonClicked ( int button, Q3ListViewItem * item, const QPoint & pos, int c );
 525     void slotcontextMenuRequested ( Q3ListViewItem * item, const QPoint & pos, int col );
 526     void slotItemExpanded ( Q3ListViewItem * item );
 527     void slotItemCollapsed ( Q3ListViewItem * item );
 528 #endif
 529     void slotHeaderSizeChanged();
 530     void addTickRight();
 531     void addTickLeft();
 532     void enableAdding( int );
 533     void slot_lvDropped(QDropEvent* e, KDGanttViewItem* droppedItem, KDGanttViewItem* itemBelowMouse );
 534 private:
 535     struct legendItem {
 536         KDGanttViewItem::Shape shape;
 537         QColor color;
 538         QString text;
 539         KDGanttViewItem::Shape shape2;
 540         QColor color2;
 541         QString text2;
 542         bool has2;
 543     };
 544     bool loadXML( const QDomDocument& doc );
 545     QDomDocument saveXML( bool withPI = true ) const;
 546
 547     void emptySpaceDoubleClicked( QMouseEvent* e );
 548
 549     static QString scaleToString( Scale scale );
 550     static QString yearFormatToString( YearFormat format );
 551     static QString hourFormatToString( HourFormat format );
 552     static Scale stringToScale( const QString& string );
 553     static YearFormat stringToYearFormat( const QString& string );
 554     static HourFormat stringToHourFormat( const QString& string );
 555
 556     friend class KDGanttCanvasView;
 557     friend class KDGanttViewEventItem;
 558     friend class KDGanttViewItem;
 559     friend class KDGanttViewTaskItem;
 560     friend class KDGanttViewSummaryItem;
 561     friend class KDGanttViewTaskLink;
 562     friend class KDGanttViewCalendarItem;
 563     friend class KDTimeTableWidget;
 564     friend class KDTimeHeaderWidget;
 565     friend class KDListView;
 566     friend class KDGanttViewTaskLinkGroup;
 567     friend class KDLegendWidget;
 568
 569     KDListView * myListView;
 570     KDGanttCanvasView *myCanvasView;
 571     KDTimeHeaderWidget * myTimeHeader;
 572     KDTimeTableWidget * myTimeTable;
 573     KDLegendWidget * myLegend;
 574 #if QT_VERSION < 0x040000
 575     itemAttributeDialog* myItemAttributeDialog;
 576 #endif
 577     QVBox * leftWidget,  * rightWidget;
 578     QWidget * spacerLeft;
 579     QHBoxLayout * spacerLeftLayout;
 580     QScrollView* myTimeHeaderScroll;
 581     QHBox* myTimeHeaderContainer ;
 582     QWidget* timeHeaderSpacerWidget;
 583     QWidget *spacerRight;
 584
 585     bool listViewIsVisible;
 586     bool chartIsEditable;
 587     bool editorIsEnabled;
 588     bool _displaySubitemsAsGroup;
 589     bool _displayEmptyTasksAsLine;
 590     bool _showLegendButton;
 591     bool _showHeader;
 592     bool _enableAdding;
 593     bool fCenterTimeLineAfterShow;
 594     bool fDragEnabled;
 595     bool fDropEnabled;
 596     bool closingBlocked;
 597     bool mUserHorizonChangeEnabled;
 598     QDateTime dtCenterTimeLineAfterShow;
 599     KDGanttViewItem::Shape myDefaultShape [9];
 600     QColor myColor[9],myColorHL[9];
 601     bool undefinedShape[3],undefinedColor[3],undefinedColorHL[3];
 602     QColor myTextColor;
 603     QColor myDefaultColor[3],myDefaultColorHL[3];
 604     QPtrList<KDGanttViewTaskLinkGroup> myTaskLinkGroupList;
 605     QPtrList<legendItem> myLegendItems;
 606     void addTaskLinkGroup(KDGanttViewTaskLinkGroup*);
 607     void removeTaskLinkGroup(KDGanttViewTaskLinkGroup*);
 608     int getIndex( KDGanttViewItem::Type ) const;
 609     void itemAboutToBeDeleted( KDGanttViewItem * );
 610     void initDefaults();
 611     KDGanttViewItem* myCurrentItem;
 612     KDGanttMinimizeSplitter *mySplitter;
 613     int mAddTickcountForTimeline;
 614     RepaintMode mRepaintMode;
 615     bool  mFixedHorizon;
 616 };
 617
 618
 619
 620 #endif