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Diffstat (limited to 'libtdeedu/extdate/extdatetbl.h')
| -rw-r--r-- | libtdeedu/extdate/extdatetbl.h | 432 |
1 files changed, 432 insertions, 0 deletions
diff --git a/libtdeedu/extdate/extdatetbl.h b/libtdeedu/extdate/extdatetbl.h new file mode 100644 index 00000000..fbbc880b --- /dev/null +++ b/libtdeedu/extdate/extdatetbl.h @@ -0,0 +1,432 @@ +/* -*- C++ -*- + This file is part of the KDE libraries + Copyright (C) 1997 Tim D. Gilman (tdgilman@best.org) + (C) 1998-2001 Mirko Boehm (mirko@kde.org) + (C) 2004 Jason Harris (jharris@30doradus.org) + + These classes has been derived from those in kdatetbl.[h|cpp]. + The only differences are adaptations to use ExtDate instead of TQDate, + to allow for more remote dates. These changes by Jason Harris. + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + Boston, MA 02110-1301, USA. +*/ +#ifndef EXTDATETBL_H +#define EXTDATETBL_H + +#include <tqvalidator.h> +#include <tqgridview.h> +#include <klineedit.h> +#include "extcalendarsystemgregorian.h" + +class KPopupMenu; + +/** Week selection widget. +* @internal +* @version $Id$ +* @author Stephan Binner +*/ +class ExtDateInternalWeekSelector : public KLineEdit +{ + Q_OBJECT + TQ_OBJECT +protected: + TQIntValidator *val; + int result; +public slots: + void weekEnteredSlot(); + void setMaxWeek(int max); +signals: + void closeMe(int); +public: + ExtDateInternalWeekSelector( TQWidget* parent=0, const char* name=0); + int getWeek(); + void setWeek(int week); + +private: + class ExtDateInternalWeekPrivate; + ExtDateInternalWeekPrivate *d; +}; + +/** +* A table containing month names. It is used to pick a month directly. +* @internal +* @version $Id$ +* @author Tim Gilman, Mirko Boehm +*/ +class ExtDateInternalMonthPicker : public TQGridView +{ + Q_OBJECT + TQ_OBJECT +protected: + /** + * Store the month that has been clicked [1..12]. + */ + int result; + /** + * the cell under mouse cursor when LBM is pressed + */ + short int activeCol; + short int activeRow; + /** + * Contains the largest rectangle needed by the month names. + */ + TQRect max; +signals: + /** + * This is send from the mouse click event handler. + */ + void closeMe(int); +public: + /** + * The constructor. + */ + ExtDateInternalMonthPicker(const ExtDate& date, TQWidget* parent, const char* name=0); + /** + * The destructor. + */ + ~ExtDateInternalMonthPicker(); + /** + * The size hint. + */ + TQSize tqsizeHint() const; + /** + * Return the result. 0 means no selection (reject()), 1..12 are the + * months. + */ + int getResult() const; +protected: + /** + * Set up the painter. + */ + void setupPainter(TQPainter *p); + /** + * The resize event. + */ + virtual void viewportResizeEvent(TQResizeEvent*); + /** + * Paint a cell. This simply draws the month names in it. + */ + virtual void paintCell(TQPainter* painter, int row, int col); + /** + * Catch mouse click and move events to paint a rectangle around the item. + */ + virtual void contentsMousePressEvent(TQMouseEvent *e); + virtual void contentsMouseMoveEvent(TQMouseEvent *e); + /** + * Emit monthSelected(int) when a cell has been released. + */ + virtual void contentsMouseReleaseEvent(TQMouseEvent *e); + +private: + class ExtDateInternalMonthPrivate; + ExtDateInternalMonthPrivate *d; +}; + +/** Year selection widget. +* @internal +* @version $Id$ +* @author Tim Gilman, Mirko Boehm +*/ +class ExtDateInternalYearSelector : public TQLineEdit +{ + Q_OBJECT + TQ_OBJECT +protected: + TQIntValidator *val; + int result; +public slots: + void yearEnteredSlot(); +signals: + void closeMe(int); +public: + ExtDateInternalYearSelector( TQWidget* parent=0, const char* name=0); + ~ExtDateInternalYearSelector(); + int getYear(); + void setYear(int year); + +private: + class ExtDateInternalYearPrivate { + public: + ExtDateInternalYearPrivate() { + calendar = new ExtCalendarSystemGregorian(); + } + ~ExtDateInternalYearPrivate() { + delete calendar; + } + ExtCalendarSystem *calendar; + }; + ExtDateInternalYearPrivate *d; + +}; + +/** + * Frame with popup menu behavior. + * @author Tim Gilman, Mirko Boehm + * @version $Id$ + */ +class KPopupFrame : public TQFrame +{ + Q_OBJECT + TQ_OBJECT +protected: + /** + * The result. It is returned from exec() when the popup window closes. + */ + int result; + /** + * Catch key press events. + */ + virtual void keyPressEvent(TQKeyEvent* e); + /** + * The only subwidget that uses the whole dialog window. + */ + TQWidget *main; +public slots: + /** + * Close the popup window. This is called from the main widget, usually. + * @p r is the result returned from exec(). + */ + void close(int r); +public: + /** + * The contructor. Creates a dialog without buttons. + */ + KPopupFrame(TQWidget* parent=0, const char* name=0); + /** + * Set the main widget. You cannot set the main widget from the constructor, + * since it must be a child of the frame itselfes. + * Be careful: the size is set to the main widgets size. It is up to you to + * set the main widgets correct size before setting it as the main + * widget. + */ + void setMainWidget(TQWidget* m); + /** + * The resize event. Simply resizes the main widget to the whole + * widgets client size. + */ + virtual void resizeEvent(TQResizeEvent*); + /** + * Open the popup window at position pos. + */ + void popup(const TQPoint &pos); + /** + * Execute the popup window. + */ + int exec(TQPoint p); + /** + * Dito. + */ + int exec(int x, int y); + +private: + + virtual bool close(bool alsoDelete) { return TQFrame::close(alsoDelete); } +protected: + virtual void virtual_hook( int id, void* data ); +private: + class KPopupFramePrivate; + KPopupFramePrivate *d; +}; + +/** +* Validates user-entered dates. +*/ +class ExtDateValidator : public TQValidator +{ +public: + ExtDateValidator(TQWidget* parent=0, const char* name=0); + virtual State validate(TQString&, int&) const; + virtual void fixup ( TQString & input ) const; + State date(const TQString&, ExtDate&) const; +}; + +/** + * Date selection table. + * This is a support class for the ExtDatePicker class. It just + * draws the calender table without titles, but could theoretically + * be used as a standalone. + * + * When a date is selected by the user, it emits a signal: + * dateSelected(ExtDate) + * + * @internal + * @version $Id$ + * @author Tim Gilman, Mirko Boehm + */ +class ExtDateTable : public TQGridView +{ + Q_OBJECT + TQ_OBJECT + //TQ_PROPERTY( ExtDate date READ getDate WRITE setDate ) + TQ_PROPERTY( bool popupMenu READ popupMenuEnabled WRITE setPopupMenuEnabled ) + +public: + /** + * The constructor. + */ + ExtDateTable(TQWidget *parent=0, + ExtDate date=ExtDate::tqcurrentDate(), + const char* name=0, WFlags f=0); + + /** + * The destructor. + */ + ~ExtDateTable(); + + /** + * Returns a recommended size for the widget. + * To save some time, the size of the largest used cell content is + * calculated in each paintCell() call, since all calculations have + * to be done there anyway. The size is stored in maxCell. The + * tqsizeHint() simply returns a multiple of maxCell. + */ + virtual TQSize tqsizeHint() const; + /** + * Set the font size of the date table. + */ + void setFontSize(int size); + /** + * Select and display this date. + */ + bool setDate(const ExtDate&); + // ### 4.0 rename to date() + const ExtDate& getDate() const; + + /** + * Enables a popup menu when right clicking on a date. + * + * When it's enabled, this object emits a aboutToShowContextMenu signal + * where you can fill in the menu items. + * + * @since 3.2 + */ + void setPopupMenuEnabled( bool enable ); + + /** + * Returns if the popup menu is enabled or not + */ + bool popupMenuEnabled() const; + + enum BackgroundMode { NoBgMode=0, RectangleMode, CircleMode }; + + /** + * Makes a given date be painted with a given foregroundColor, and background + * (a rectangle, or a circle/ellipse) in a given color. + * + * @since 3.2 + */ + void setCustomDatePainting( const ExtDate &date, const TQColor &fgColor, BackgroundMode bgMode=NoBgMode, const TQColor &bgColor=TQColor()); + + /** + * Unsets the custom painting of a date so that the date is painted as usual. + * + * @since 3.2 + */ + void unsetCustomDatePainting( const ExtDate &date ); + +protected: + /** + * calculate the position of the cell in the matrix for the given date. The result is the 0-based index. + */ + int posFromDate( const ExtDate &date ); // KDE4: make this virtual, so subclasses can reimplement this and use a different default for the start of the matrix + /** + * calculate the date that is displayed at a given cell in the matrix. pos is the + * 0-based index in the matrix. Inverse function to posForDate(). + */ + ExtDate dateFromPos( int pos ); // KDE4: make this virtual + + /** + * Paint a cell. + */ + virtual void paintCell(TQPainter*, int, int); + /** + * Handle the resize events. + */ + virtual void viewportResizeEvent(TQResizeEvent *); + /** + * React on mouse clicks that select a date. + */ + virtual void contentsMousePressEvent(TQMouseEvent *); + virtual void wheelEvent( TQWheelEvent * e ); + virtual void keyPressEvent( TQKeyEvent *e ); + virtual void focusInEvent( TQFocusEvent *e ); + virtual void focusOutEvent( TQFocusEvent *e ); + + // ### KDE 4.0 make the following private and mark as members + + /** + * The font size of the displayed text. + */ + int fontsize; + /** + * The currently selected date. + */ + ExtDate date; + /** + * The day of the first day in the month [1..7]. + */ + int firstday; + /** + * The number of days in the current month. + */ + int numdays; + /** + * The number of days in the previous month. + */ + int numDaysPrevMonth; + /** + * unused + * ### remove in KDE 4.0 + */ + bool unused_hasSelection; + /** + * Save the size of the largest used cell content. + */ + TQRect maxCell; +signals: + /** + * The selected date changed. + */ + void dateChanged(const ExtDate&); + /** + * This function behaves essentially like the one above. + * The selected date changed. + * @param cur The current date + * @param old The date before the date was changed + */ + void dateChanged(const ExtDate& cur, const ExtDate& old); + /** + * A date has been selected by clicking on the table. + */ + void tableClicked(); + + /** + * A popup menu for a given date is about to be shown (as when the user + * right clicks on that date and the popup menu is enabled). Connect + * the slot where you fill the menu to this signal. + * + * @since 3.2 + */ + void aboutToShowContextMenu( KPopupMenu * menu, const ExtDate &date); + +protected: + virtual void virtual_hook( int id, void* data ); +private: + class ExtDateTablePrivate; + ExtDateTablePrivate *d; +}; + +#endif // EXTDATETBL_H |