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/* This file is part of the KDE project
Copyright (C) 2005 Cedric Pasteur <cedric.pasteur@free.fr>
Copyright (C) 2004-2007 Jaroslaw Staniek <js@iidea.pl>
This program 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 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this program; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef KexiDBTextEdit_H
#define KexiDBTextEdit_H
#include "kexiformdataiteminterface.h"
#include "kexidbtextwidgetinterface.h"
#include "kexidbutils.h"
#include <ktextedit.h>
//! @short Multiline edit widget for Kexi forms
class KEXIFORMUTILS_EXPORT KexiDBTextEdit :
public KTextEdit,
protected KexiDBTextWidgetInterface,
public KexiFormDataItemInterface
{
TQ_OBJECT
TQ_PROPERTY(TQString dataSource READ dataSource WRITE setDataSource DESIGNABLE true)
TQ_PROPERTY(TQCString dataSourceMimeType READ dataSourceMimeType WRITE setDataSourceMimeType DESIGNABLE true)
public:
KexiDBTextEdit(TQWidget *parent, const char *name=0);
virtual ~KexiDBTextEdit();
inline TQString dataSource() const { return KexiFormDataItemInterface::dataSource(); }
inline TQCString dataSourceMimeType() const { return KexiFormDataItemInterface::dataSourceMimeType(); }
virtual TQVariant value();
virtual void setInvalidState( const TQString& displayText );
//! \return true if editor's value is null (not empty)
//! Used for checking if a given constraint within table of form is met.
virtual bool valueIsNull();
//! \return true if editor's value is empty (not necessary null).
//! Only few data types can accept "EMPTY" property
//! (use KexiDB::Field::hasEmptyProperty() to check this).
//! Used for checking if a given constraint within table or form is met.
virtual bool valueIsEmpty();
/*! \return 'readOnly' flag for this widget. */
virtual bool isReadOnly() const;
/*! \return the view widget of this item, e.g. line edit widget. */
virtual TQWidget* widget();
virtual bool cursorAtStart();
virtual bool cursorAtEnd();
virtual void clear();
virtual void setColumnInfo(KexiDB::QueryColumnInfo* cinfo);
/*! If \a displayDefaultValue is true, the value set by KexiDataItemInterface::setValue()
is displayed in a special way. Used by KexiFormDataProvider::fillDataItems().
\a widget is equal to 'this'.
Reimplemented after KexiFormDataItemInterface. */
virtual void setDisplayDefaultValue(TQWidget* widget, bool displayDefaultValue);
//! Windows uses Ctrl+Tab for moving between tabs, so do not steal this shortcut
virtual void keyPressEvent( TQKeyEvent *ke );
public slots:
inline void setDataSource(const TQString &ds) { KexiFormDataItemInterface::setDataSource(ds); }
inline void setDataSourceMimeType(const TQCString &ds) { KexiFormDataItemInterface::setDataSourceMimeType(ds); }
virtual void setReadOnly( bool readOnly );
virtual void setText( const TQString & text, const TQString & context );
//! Reimplemented, so "undo" means the same as "cancelEditor" action
//! @todo enable "real" undo internally so user can use ctrl+z while editing
virtual void undo();
//! Implemented for KexiDataItemInterface
virtual void moveCursorToEnd();
//! Implemented for KexiDataItemInterface
virtual void moveCursorToStart();
//! Implemented for KexiDataItemInterface
virtual void selectAll();
protected slots:
void slotTextChanged();
protected:
virtual void paintEvent ( TQPaintEvent * );
virtual void setValueInternal(const TQVariant& add, bool removeOld);
TQPopupMenu * createPopupMenu(const TQPoint & pos);
//! Used for extending context menu
KexiDBWidgetContextMenuExtender m_menuExtender;
//! Used to disable slotTextChanged()
bool m_slotTextChanged_enabled : 1;
};
#endif
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