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/*
This file is part of libkdepim.
Copyright (c) 2002 Cornelius Schumacher <schumacher@kde.org>
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., 675 Mass Ave, Cambridge, MA 02139, 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 KDATEEDIT_H
#define KDATEEDIT_H
#include <qhbox.h>
#include <qvbox.h>
#include <qdatetime.h>
#include <qmap.h>
class QLineEdit;
class QPushButton;
class QObject;
class QEvent;
class KDatePicker;
class KDateValidator;
/**
* A date editing widget that consists of a line edit followed by
* a small push button. The line edit contains the date in text form,
* and the push button will display a 'popup' style date picker.
*
* This widget also supports advanced features like allowing the user
* to type in the day name to get the date. The following keywords
* are supported (in the native language): tomorrow, yesturday, today,
* monday, tuesday, wednesday, thursday, friday, saturday, sunday.
*
* @author Cornelius Schumacher <schumacher@kde.org>
* @author Mike Pilone <mpilone@slac.com>
*/
class KDateEdit : public QHBox
{
Q_OBJECT
public:
KDateEdit(QWidget *parent=0, const char *name=0, bool withoutDP = false );
virtual ~KDateEdit();
/** @return True if the date in the text edit is valid,
* false otherwise. This will not modify the display of the date,
* but only check for validity.
*/
bool inputIsValid();
/** @return The date entered. This will not
* modify the display of the date, but only return it.
*/
QDate date() const;
/** @param handleInvalid If true the date edit accepts invalid dates
* and displays them as the empty ("") string. It also returns an invalid date.
* If false (default) invalid dates are not accepted and instead the date
* of today will be returned.
*/
void setHandleInvalid(bool handleInvalid);
/** Checks for a focus out event. The display of the date is updated
* to display the proper date when the focus leaves.
*/
virtual bool eventFilter(QObject *o, QEvent *e);
signals:
/** This signal is emitted whenever the user modifies the date. This
* may not get emitted until the user presses enter in the line edit or
* focus leaves the widget (ie: the user confirms their selection).
*/
void dateChanged(QDate);
void returnPressed();
public slots:
/** Sets the date.
*
* @param date The new date to display. This date must be valid or
* it will not be displayed.
*/
void setDate(QDate date);
// set Date with key_up key_down to relation of cursor Position
// and set selection from begin to end of single date
void setDate(QDate, int *cpos, const int, const bool);
/** Sets the date edit to be enabled or disabled (grayed out)
*
* @param on Enabled if true, disabled if false
*/
void setEnabled(bool on);
protected slots:
void toggleDatePicker();
void lineEnterPressed();
void textChanged(const QString &);
private:
/** Reads the text from the line edit. If the text is a keyword, the
* word will be translated to a date. If the text is not a keyword, the
* text will be interpreted as a date.
*/
QDate readDate() const;
/** Maps the text that the user can enter to the offset in days from
* today. For example, the text 'tomorrow' is mapped to +1.
*/
QMap<QString, int> mKeywordMap;
bool mTextChanged;
bool mHandleInvalid;
QPushButton *mDateButton;
QLineEdit *mDateEdit;
KDatePicker *mDatePicker;
QVBox *mDateFrame;
int maxDay;
bool withoutDp;
protected:
virtual void keyPressEvent(QKeyEvent *qke);
void setSelect ( int, int );
bool dateFormShort;
char lengthMonthName;
};
#endif
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