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92 linhas
3.7 KiB
92 linhas
3.7 KiB
/*
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* dateedit.h - date entry widget
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* Program: kalarm
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* Copyright © 2002-2007 by David Jarvie <software@astrojar.org.uk>
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*
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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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*
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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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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef DATEEDIT_H
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#define DATEEDIT_H
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#include <libtdepim/kdateedit.h>
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/**
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* @short Date edit widget with range limits.
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*
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* The DateEdit class provides a date editor with the ability to set limits on the
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* dates which can be entered.
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*
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* Minimum and/or maximum permissible dates may be set, together with corresponding
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* error messages. If the user tries to enter a date outside the allowed range, the
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* appropriate error message (if any) is output using KMessageBox::sorry().
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*
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* @author David Jarvie <software@astrojar.org.uk>
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*/
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class DateEdit : public KDateEdit
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{
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Q_OBJECT
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TQ_OBJECT
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public:
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/** Constructor.
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* @param parent The parent object of this widget.
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* @param name The name of this widget.
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*/
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explicit DateEdit(TQWidget* parent = 0, const char* name = 0);
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/** Returns true if the widget contains a valid date. */
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bool isValid() const { return date().isValid(); }
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/** Returns the earliest date which can be entered.
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* If there is no minimum date, returns an invalid date.
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*/
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const TQDate& minDate() const { return mMinDate; }
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/** Returns the latest date which can be entered.
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* If there is no maximum date, returns an invalid date.
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*/
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const TQDate& maxDate() const { return mMaxDate; }
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/** Sets the earliest date which can be entered.
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* @param date Earliest date allowed. If invalid, any minimum limit is removed.
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* @param errorDate Error message to be displayed when a date earlier than
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* @p date is entered. Set to TQString() to use the default error message.
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*/
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void setMinDate(const TQDate& date, const TQString& errorDate = TQString());
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/** Sets the latest date which can be entered.
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* @param date Latest date allowed. If invalid, any maximum limit is removed.
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* @param errorDate Error message to be displayed when a date later than
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* @p date is entered. Set to TQString() to use the default error message.
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*/
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void setMaxDate(const TQDate& date, const TQString& errorDate = TQString());
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/** Sets the date held in the widget to an invalid date. */
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void setInvalid();
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protected:
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virtual void mousePressEvent(TQMouseEvent*);
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virtual void mouseReleaseEvent(TQMouseEvent*);
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virtual void mouseMoveEvent(TQMouseEvent*);
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virtual void keyPressEvent(TQKeyEvent*);
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virtual void keyReleaseEvent(TQKeyEvent*);
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private slots:
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void newDateEntered(const TQDate&);
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private:
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void pastLimitMessage(const TQDate& limit, const TQString& error, const TQString& defaultError);
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TQDate mMinDate; // minimum allowed date, or invalid for no minimum
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TQDate mMaxDate; // maximum allowed date, or invalid for no maximum
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TQString mMinDateErrString; // error message when entered date < mMinDate
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TQString mMaxDateErrString; // error message when entered date > mMaxDate
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};
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#endif // DATEEDIT_H
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