| -rw-r--r-- | korganizer/kodaymatrix.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/korganizer/kodaymatrix.h b/korganizer/kodaymatrix.h index c049942..39946de 100644 --- a/korganizer/kodaymatrix.h +++ b/korganizer/kodaymatrix.h @@ -1,321 +1,322 @@ /* This file is part of KOrganizer. Copyright (c) 2001 Eitzenberger Thomas <thomas.eitzenberger@siemens.at> This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. As a special exception, permission is given to link this program with any edition of Qt, and distribute the resulting executable, without including the source code for Qt in the source distribution. */ #ifndef _KODAYMAT_H #define _KODAYMAT_H #include <libkcal/calendar.h> #include <qstring.h> #include <qframe.h> #include <qcolor.h> #include <qpen.h> #include <qdatetime.h> #include <qtooltip.h> #include <qpixmap.h> #include <qbitarray.h> #include <qmap.h> class QDragEnterEvent; class QDragMoveEvent; class QDragLeaveEvent; class QDropEvent; class KODayMatrix; using namespace KCal; /** * small helper class to dynamically show tooltips inside the day matrix. * This class asks the day matrix object for a appropriate label which * is in our special case the name of the holiday or null if this day is no holiday. */ class DynamicTip : public QToolTip { public: /** * Constructor that expects a KODayMatrix object as parent. * * @param parent the parent KODayMatrix control. */ DynamicTip(QWidget* parent ); protected: /** * Qt's callback to ask the object to provide an approrpiate text for the * tooltip to be shown. * * @param pos coordinates of the mouse. */ void maybeTip( const QPoint & pos); private: /** the parent control this tooltip is designed for. */ KODayMatrix* matrix; }; /** * replacement for kdpdatebuton.cpp that used 42 widgets for the day matrix to be displayed. * Cornelius thought this was a waste of memory and a lot of overhead. * In addition the selection was not very intuitive so I decided to rewrite it using a QFrame * that draws the labels and allows for dragging selection while maintaining nearly full * compatibility in behaviour with its predecessor. * * The following functionality has been changed: * * o when shifting events in the agenda view from one day to another the day matrix is updated now * o TODO ET dragging an event to the matrix will MOVE not COPY the event to the new date. * o no support for Ctrl+click to create groups of dates * (This has not really been supported in the predecessor. It was not very intuitive nor was it * user friendly.) * This feature has been replaced with dragging a selection on the matrix. The matrix will * automatically choose the appropriate selection (e.g. you are not any longer able to select * two distinct groups of date selections as in the old class) * o now that you can select more then a week it can happen that not all selected days are * displayed in the matrix. However this is preferred to the alternative which would mean to * adjust the selection and leave some days undisplayed while scrolling through the months * * @short day matrix widget of the KDateNavigator * * @author Eitzenberger Thomas */ class KODayMatrix: public QFrame { Q_OBJECT public: /** constructor to create a day matrix widget. * * @param parent widget that is the parent of the day matrix. Normally this should * be a KDateNavigator * @param calendar instance of a calendar on which all calculations are based * @param date start date of the matrix (is expected to be already fixed). It is * assumed that this date is the first week day to be shown in the matrix. * @param name name of the widget */ KODayMatrix( QWidget *parent, const char *name ); //KODayMatrix(QWidget *parent, Calendar* calendar, QDate date, const char *name ); /** destructor that deallocates all dynamically allocated private members. */ ~KODayMatrix(); /** updates the day matrix to start with the given date. Does all the necessary * checks for holidays or events on a day and stores them for display later on. * Does NOT update the view visually. Call repaint() for this. * * @param actdate recalculates the day matrix to show NUMDAYS starting from this * date. */ void updateView(QDate actdate); void updateEvents(); /** returns the QDate object associated with day indexed by the * supplied offset. */ const QDate& getDate(int offset); void setCalendar( Calendar * ); /** returns the official name of this holy day or 0 if there is no label * for this day. */ QString getHolidayLabel(int offset); /** adds all actual selected days from mSelStart to mSelEnd to the supplied * DateList. */ void addSelectedDaysTo(DateList&); /** sets the actual to be displayed selection in the day matrix starting from * start and ending with end. Theview must be manually updated by calling * repaint. (?) */ void setSelectedDaysFrom(const QDate& start, const QDate& end); void clearSelection(); /** Is today visible in the view? Keep this in sync with * the values today (below) can take. */ bool isTodayVisible() const { return today>=0; } ; /** If today is visible, then we can find out if today is * near the beginning or the end of the month. * This is dependent on today remaining the index * in the array of visible dates and going from * top left (0) to bottom right (41). */ bool isBeginningOfMonth() const { return today<=8; } ; bool isEndOfMonth() const { return today>=27; } ; QString getWhatsThisText( QPoint ) ; + QSize sizeHint() const; public slots: /** Recalculates all the flags of the days in the matrix like holidays or events * on a day (Actually calls above method with the actual startdate). */ void updateView(); void updateViewTimed(); void repaintViewTimed(); /** * Calculate which square in the matrix should be * hilighted to indicate it's today. */ void recalculateToday(); /* void setStartDate(QDate); */ signals: /** emitted if the user selects a block of days with the mouse by dragging a rectangle * inside the matrix * * @param daylist list of days that have been selected by the user */ void selected( const KCal::DateList &daylist ); /** emitted if the user has dropped an event inside the matrix * * @param event the dropped calendar event */ void eventDropped(Event *event); protected: void paintEvent(QPaintEvent *ev); void mousePressEvent (QMouseEvent* e); void mouseReleaseEvent (QMouseEvent* e); void mouseMoveEvent (QMouseEvent* e); void dragEnterEvent(QDragEnterEvent *); void dragMoveEvent(QDragMoveEvent *); void dragLeaveEvent(QDragLeaveEvent *); void dropEvent(QDropEvent *); void resizeEvent(QResizeEvent *); private: bool mouseDown; QBitArray bDays; QPixmap myPix; QTimer* mUpdateTimer; QTimer* mRepaintTimer; bool mDayChanged; bool mPendingUpdateBeforeRepaint; /** returns the index of the day located at the matrix's widget (x,y) position. * * @param x horizontal coordinate * @param y vertical coordinate */ int getDayIndexFrom(int x, int y); /** calculates a "shaded" color from the supplied color object. * (Copied from Cornelius's kdpdatebutton.cpp) * * @param color source based on which a shaded color should be calculated. */ QColor getShadedColor(QColor color); /** number of days to be displayed. For now there is no support for any other number then 42. so change it at your own risk :o) */ static const int NUMDAYS; /** calendar instance to be queried for holidays, events, ... */ Calendar *mCalendar; /** starting date of the matrix */ QDate startdate; /** array of day labels to optimeize drawing performance. */ QString *daylbls; /** array of days displayed to reduce memory consumption by subsequently calling QDate::addDays(). */ QDate *days; /** array of storing the number of events on a given day. * used for drawing a bold font if there is at least one event on that day. */ int *events; /** stores holiday names of the days shown in the matrix. */ QMap<int,QString> mHolidays; /** indey of today or -1 if today is not visible in the matrix. */ int today; /** index of day where dragged selection was initiated. used to detect "negative" timely selections */ int mSelInit; /** if mSelStart has this value it indicates that there is no actual selection in the matrix. */ static const int NOSELECTION; /** index of first selected day. */ int mSelStart; /** index of last selected day. */ int mSelEnd; /** dynamic tooltip to handle mouse dependent tips for each day in the matrix. */ DynamicTip* mToolTip; /** default background colour of the matrix. */ QColor mDefaultBackColor; /** default text color of the matrix. */ QColor mDefaultTextColor; /** default text color for days not in the actual month. */ QColor mDefaultTextColorShaded; /** default text color for holidays not in the actual month. */ QColor mHolidayColorShaded; /** text color for selected days. */ QColor mSelectedDaysColor; /** default width of the frame drawn around today if it is visible in the matrix. */ int mTodayMarginWidth; /** stores actual size of each day in the widget so that I dont need to ask this data * on every repaint. */ QRect daysize; }; #endif |