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387 lines
12 KiB
387 lines
12 KiB
/*
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This file is part of KOrganizer.
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Copyright (c) 2001 Cornelius Schumacher <schumacher@kde.org>
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Copyright (C) 2003-2004 Reinhold Kainhofer <reinhold@kainhofer.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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As a special exception, permission is given to link this program
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with any edition of TQt, and distribute the resulting executable,
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without including the source code for TQt in the source distribution.
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*/
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#ifndef KOAGENDA_H
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#define KOAGENDA_H
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#include <tqscrollview.h>
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#include <tqtimer.h>
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#include <tqguardedptr.h>
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#include <libkcal/incidencebase.h>
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#include "calendarview.h"
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class TQPopupMenu;
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class TQTime;
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class TQLabel;
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class KConfig;
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class KOAgenda;
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class KOAgendaItem;
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namespace KOrg {
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class IncidenceChangerBase;
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}
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using namespace KOrg;
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namespace KCal {
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class Event;
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class Todo;
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class Calendar;
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}
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using namespace KCal;
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class MarcusBains : public TQFrame
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{
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Q_OBJECT
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public:
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MarcusBains( KOAgenda *agenda = 0, const char *name = 0 );
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void updateLocationRecalc( bool recalculate = false );
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virtual ~MarcusBains();
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public slots:
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void updateLocation();
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private:
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int todayColumn();
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TQTimer *minutes;
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TQLabel *mTimeBox;
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KOAgenda *agenda;
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TQTime mOldTime;
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int mOldToday;
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};
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class KOAgenda : public TQScrollView
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{
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Q_OBJECT
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public:
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KOAgenda ( int columns, int rows, int columnSize, CalendarView *calendarView,
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TQWidget *parent=0, const char *name = 0, WFlags f = 0 );
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KOAgenda ( int columns, CalendarView *calendarView, TQWidget *parent = 0,
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const char *name = 0, WFlags f = 0 );
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virtual ~KOAgenda();
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Incidence *selectedIncidence() const;
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TQDate selectedIncidenceDate() const;
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/**
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* Returns the uid of the last incidence that was selected. This
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* persists across reloads and clear, so that if the same uid
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* reappears, it can be reselected. */
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const TQString lastSelectedUid() const;
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virtual bool eventFilter ( TQObject *, TQEvent * );
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TQPoint contentsToGrid ( const TQPoint &pos ) const;
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TQPoint gridToContents ( const TQPoint &gpos ) const;
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int timeToY ( const TQTime &time );
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TQTime gyToTime ( int y );
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TQMemArray<int> minContentsY();
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TQMemArray<int> maxContentsY();
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int visibleContentsYMin();
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int visibleContentsYMax();
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void setStartTime( const TQTime &startHour );
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KOAgendaItem *insertItem ( Incidence *incidence, const TQDate &qd, int X, int YTop,
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int YBottom, int itemPos, int itemCount );
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KOAgendaItem *insertAllDayItem ( Incidence *event, const TQDate &qd, int XBegin,
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int XEnd );
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void insertMultiItem ( Event *event, const TQDate &qd, int XBegin, int XEnd,
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int YTop, int YBottom );
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/** remove an event and all its multi-items from the agenda.
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* This function removes the items from the view, but doesn't delete them immediately.
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* Instead, they are queued in mItemsToDelete and later deleted by
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* the slot deleteItemsToDelete() (called by TQTimer::singleShot ) */
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void removeIncidence( Incidence *incidence );
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void changeColumns( int columns );
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int columns() { return mColumns; }
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int rows() { return mRows; }
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double gridSpacingX() const { return mGridSpacingX; }
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double gridSpacingY() const { return mGridSpacingY; }
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// virtual TQSizePolicy sizePolicy() const;
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void clear();
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/** Calculates the minimum width */
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virtual int minimumWidth() const;
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/** Update configuration from preference settings */
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void updateConfig();
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void checkScrollBoundaries();
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void setHolidayMask( TQMemArray<bool> * );
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void setDateList( const DateList &selectedDates );
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DateList dateList() const;
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void setTypeAheadReceiver( TQObject * );
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TQObject *typeAheadReceiver() const;
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void finishTypeAhead();
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void setCalendar( Calendar*cal ) { mCalendar = cal; }
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void setIncidenceChanger( IncidenceChangerBase *changer ) { mChanger = changer; }
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public slots:
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void scrollUp();
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void scrollDown();
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void checkScrollBoundaries( int );
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/** Deselect selected items. This function does not emit any signals. */
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void deselectItem();
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void clearSelection();
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/**
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Select item. If the argument is 0, the currently selected item gets
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deselected. This function emits the itemSelected(bool) signal to inform
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about selection/deselection of events.
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*/
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void selectItem( KOAgendaItem * );
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/**
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Select the item associated with a given uid. Linear search, use carefully.
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*/
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void selectItemByUID( const TQString& uid );
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bool removeAgendaItem( KOAgendaItem *item );
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void showAgendaItem( KOAgendaItem *item );
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signals:
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void newEventSignal( ResourceCalendar *res, const TQString &subResource );
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void newTimeSpanSignal( const TQPoint &, const TQPoint & );
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void newStartSelectSignal();
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void showIncidenceSignal( Incidence *, const TQDate & );
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void editIncidenceSignal( Incidence *, const TQDate & );
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void deleteIncidenceSignal( Incidence * );
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void showIncidencePopupSignal( Calendar *, Incidence *, const TQDate &);
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void showNewEventPopupSignal();
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void itemModified( KOAgendaItem *item );
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void incidenceSelected( Incidence *, const TQDate & );
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void startMultiModify( const TQString & );
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void endMultiModify();
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void lowerYChanged( int );
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void upperYChanged( int );
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void startDragSignal(Incidence *);
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void droppedToDo( Todo*todo, const TQPoint &gpos, bool allDay );
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void enableAgendaUpdate( bool enable );
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void zoomView( const int delta, const TQPoint &pos, const Qt::Orientation );
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void mousePosSignal(const TQPoint &pos);
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void enterAgenda();
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void leaveAgenda();
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void gridSpacingYChanged( double );
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private:
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enum MouseActionType { NOP, MOVE, SELECT,
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RESIZETOP, RESIZEBOTTOM, RESIZELEFT, RESIZERIGHT };
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protected:
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void drawContents( TQPainter *p, int cx, int cy, int cw, int ch );
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int columnWidth( int column );
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virtual void resizeEvent ( TQResizeEvent * );
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/** Handles mouse events. Called from eventFilter */
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virtual bool eventFilter_mouse ( TQObject *, TQMouseEvent * );
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#ifndef TQT_NO_WHEELEVENT
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/** Handles mousewheel events. Called from eventFilter */
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virtual bool eventFilter_wheel ( TQObject *, TQWheelEvent * );
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#endif
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/** Handles key events. Called from eventFilter */
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virtual bool eventFilter_key ( TQObject *, TQKeyEvent * );
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/** Handles drag and drop events. Called from eventFilter */
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virtual bool eventFilter_drag( TQObject *, TQDropEvent * );
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/** returns RESIZELEFT if pos is near the lower edge of the action item,
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RESIZERIGHT if pos is near the higher edge, and MOVE otherwise.
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If --reverse is used, RESIZELEFT still means resizing the beginning of
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the event, although that means moving to the right!
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horizontal is the same as mAllDayAgenda.
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*/
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MouseActionType isInResizeArea( bool horizontal, const TQPoint &pos, KOAgendaItem *item );
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/** Return whether the cell specified by the grid point belongs to the current select
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*/
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bool ptInSelection( TQPoint gpos ) const;
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/** Start selecting time span. */
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void startSelectAction( const TQPoint &viewportPos );
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/** Select time span. */
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void performSelectAction( const TQPoint &viewportPos );
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/** Emd selecting time span. */
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void endSelectAction( const TQPoint &viewportPos );
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/** Start moving/resizing agenda item */
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void startItemAction(const TQPoint& viewportPos);
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/** Move/resize agenda item */
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void performItemAction(const TQPoint& viewportPos);
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/** End moving/resizing agenda item */
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void endItemAction();
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/** Set cursor, when no item action is in progress */
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void setNoActionCursor( KOAgendaItem *moveItem, const TQPoint &viewportPos );
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/** Sets the cursor according to the given action type. If acting==true,
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the corresponding action is running (i.e. the item is really moved). If
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acting==false the cursor should just indicate that the corresponding action
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is possible */
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void setActionCursor( int actionType, bool acting=false );
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/** calculate the width of the column subcells of the given item */
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double calcSubCellWidth( KOAgendaItem *item );
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/** Move and resize the given item to the correct position */
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void placeAgendaItem( KOAgendaItem *item, double subCellWidth );
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/** Place agenda item in agenda and adjust other cells if necessary */
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void placeSubCells( KOAgendaItem *placeItem );
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/** Place the agenda item at the correct position (ignoring conflicting items) */
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void adjustItemPosition( KOAgendaItem *item );
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/** Process the keyevent, including the ignored keyevents of eventwidgets.
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* Implements pgup/pgdn and cursor key navigation in the view.
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*/
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void keyPressEvent( TQKeyEvent * );
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void calculateWorkingHours();
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virtual void contentsMousePressEvent ( TQMouseEvent * );
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void emitNewEventForSelection();
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protected slots:
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/** delete the items that are queued for deletion */
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void deleteItemsToDelete();
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/** Resizes all the child elements after the size of the agenda
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changed. This is needed because TQt seems to have a bug when
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the resizeEvent of one of the widgets in a splitter takes a
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lot of time / does a lot of resizes.... see bug 80114 */
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void resizeAllContents();
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private:
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void init();
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void marcus_bains();
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bool mAllDayMode;
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// We need the calendar for drag'n'drop and for paint the ResourceColor
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Calendar *mCalendar;
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// Width and height of agenda cells. mDesiredGridSpacingY is the height
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// set in the config. The actual height might be larger since otherwise
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// more than 24 hours might be displayed.
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double mGridSpacingX;
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double mGridSpacingY;
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double mDesiredGridSpacingY;
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// size of border, where mouse action will resize the KOAgendaItem
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int mResizeBorderWidth;
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// size of border, where mouse mve will cause a scroll of the agenda
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int mScrollBorderWidth;
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int mScrollDelay;
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int mScrollOffset;
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TQTimer mScrollUpTimer;
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TQTimer mScrollDownTimer;
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// Number of Columns/Rows of agenda grid
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int mColumns;
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int mRows;
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// Cells to store Move and Resize coordiantes while performing the action
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TQPoint mStartCell;
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TQPoint mEndCell;
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// Working Hour coordiantes
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bool mWorkingHoursEnable;
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TQMemArray<bool> *mHolidayMask;
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int mWorkingHoursYTop;
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int mWorkingHoursYBottom;
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// Selection
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bool mHasSelection;
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TQPoint mSelectionStartPoint;
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TQPoint mSelectionStartCell;
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TQPoint mSelectionEndCell;
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// List of dates to be displayed
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DateList mSelectedDates;
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// The KOAgendaItem, which has been right-clicked last
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TQGuardedPtr<KOAgendaItem> mClickedItem;
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// The KOAgendaItem, which is being moved/resized
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TQGuardedPtr<KOAgendaItem> mActionItem;
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TQPair<ResourceCalendar *, TQString> mResPair;
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// Currently selected item
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TQGuardedPtr<KOAgendaItem> mSelectedItem;
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// Uid of the last selected item. Used for reselecting in situations
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// where the selected item points to a no longer valid incidence, for
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// example during resource reload.
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TQString mSelectedUid;
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// The Marcus Bains Line widget.
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MarcusBains *mMarcusBains;
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MouseActionType mActionType;
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bool mItemMoved;
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// List of all Items contained in agenda
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TQPtrList<KOAgendaItem> mItems;
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TQPtrList<KOAgendaItem> mItemsToDelete;
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TQPopupMenu *mItemPopup; // Right mouse button popup menu for KOAgendaItems
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int mOldLowerScrollValue;
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int mOldUpperScrollValue;
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bool mTypeAhead;
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TQObject *mTypeAheadReceiver;
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TQPtrList<TQEvent> mTypeAheadEvents;
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bool mReturnPressed;
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KOrg::IncidenceChangerBase *mChanger;
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CalendarView *mCalendarView;
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};
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#endif // KOAGENDA_H
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