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245 lines
9.1 KiB
245 lines
9.1 KiB
/****************************************************************************
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**
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** Definition of QDataTable class
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**
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** Created : 2000-11-03
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**
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** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the sql module of the Qt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free Qt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.QPL
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** included in the packaging of this file. Licensees holding valid Qt
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** Commercial licenses may use this file in accordance with the Qt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef QDATATABLE_H
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#define QDATATABLE_H
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#ifndef QT_H
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#include "qstring.h"
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#include "qvariant.h"
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#include "qtable.h"
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#include "qsql.h"
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#include "qsqlcursor.h"
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#include "qsqlindex.h"
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#include "qsqleditorfactory.h"
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#include "qiconset.h"
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#endif // QT_H
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#if !defined( QT_MODULE_SQL ) || defined( QT_LICENSE_PROFESSIONAL )
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#define QM_EXPORT_SQL
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#else
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#define QM_EXPORT_SQL Q_EXPORT
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#endif
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#ifndef QT_NO_SQL_VIEW_WIDGETS
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class QPainter;
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class QSqlField;
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class QSqlPropertyMap;
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class QDataTablePrivate;
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class QM_EXPORT_SQL QDataTable : public QTable
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{
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Q_OBJECT
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Q_PROPERTY( QString nullText READ nullText WRITE setNullText )
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Q_PROPERTY( QString trueText READ trueText WRITE setTrueText )
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Q_PROPERTY( QString falseText READ falseText WRITE setFalseText )
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Q_PROPERTY( DateFormat dateFormat READ dateFormat WRITE setDateFormat )
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Q_PROPERTY( bool confirmEdits READ confirmEdits WRITE setConfirmEdits )
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Q_PROPERTY( bool confirmInsert READ confirmInsert WRITE setConfirmInsert )
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Q_PROPERTY( bool confirmUpdate READ confirmUpdate WRITE setConfirmUpdate )
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Q_PROPERTY( bool confirmDelete READ confirmDelete WRITE setConfirmDelete )
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Q_PROPERTY( bool confirmCancels READ confirmCancels WRITE setConfirmCancels )
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Q_PROPERTY( bool autoEdit READ autoEdit WRITE setAutoEdit )
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Q_PROPERTY( QString filter READ filter WRITE setFilter )
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Q_PROPERTY( QStringList sort READ sort WRITE setSort )
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Q_PROPERTY( int numCols READ numCols )
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Q_PROPERTY( int numRows READ numRows )
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public:
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QDataTable ( QWidget* parent=0, const char* name=0 );
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QDataTable ( QSqlCursor* cursor, bool autoPopulate = FALSE, QWidget* parent=0, const char* name=0 );
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~QDataTable();
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virtual void addColumn( const QString& fieldName,
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const QString& label = QString::null,
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int width = -1,
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const QIconSet& iconset = QIconSet() );
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virtual void removeColumn( uint col );
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virtual void setColumn( uint col, const QString& fieldName,
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const QString& label = QString::null,
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int width = -1,
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const QIconSet& iconset = QIconSet() );
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QString nullText() const;
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QString trueText() const;
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QString falseText() const;
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DateFormat dateFormat() const;
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bool confirmEdits() const;
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bool confirmInsert() const;
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bool confirmUpdate() const;
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bool confirmDelete() const;
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bool confirmCancels() const;
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bool autoDelete() const;
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bool autoEdit() const;
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QString filter() const;
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QStringList sort() const;
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virtual void setSqlCursor( QSqlCursor* cursor = 0,
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bool autoPopulate = FALSE, bool autoDelete = FALSE );
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QSqlCursor* sqlCursor() const;
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virtual void setNullText( const QString& nullText );
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virtual void setTrueText( const QString& trueText );
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virtual void setFalseText( const QString& falseText );
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virtual void setDateFormat( const DateFormat f );
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virtual void setConfirmEdits( bool confirm );
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virtual void setConfirmInsert( bool confirm );
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virtual void setConfirmUpdate( bool confirm );
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virtual void setConfirmDelete( bool confirm );
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virtual void setConfirmCancels( bool confirm );
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virtual void setAutoDelete( bool enable );
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virtual void setAutoEdit( bool autoEdit );
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virtual void setFilter( const QString& filter );
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virtual void setSort( const QStringList& sort );
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virtual void setSort( const QSqlIndex& sort );
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enum Refresh {
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RefreshData = 1,
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RefreshColumns = 2,
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RefreshAll = 3
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};
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void refresh( Refresh mode );
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void sortColumn ( int col, bool ascending = TRUE,
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bool wholeRows = FALSE );
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QString text ( int row, int col ) const;
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QVariant value ( int row, int col ) const;
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QSqlRecord* currentRecord() const;
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void installEditorFactory( QSqlEditorFactory * f );
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void installPropertyMap( QSqlPropertyMap* m );
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int numCols() const;
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int numRows() const;
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void setNumCols( int c );
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void setNumRows ( int r );
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bool findBuffer( const QSqlIndex& idx, int atHint = 0 );
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void hideColumn( int col );
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void showColumn( int col );
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signals:
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void currentChanged( QSqlRecord* record );
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void primeInsert( QSqlRecord* buf );
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void primeUpdate( QSqlRecord* buf );
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void primeDelete( QSqlRecord* buf );
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void beforeInsert( QSqlRecord* buf );
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void beforeUpdate( QSqlRecord* buf );
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void beforeDelete( QSqlRecord* buf );
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void cursorChanged( QSql::Op mode );
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public slots:
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virtual void find( const QString & str, bool caseSensitive,
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bool backwards );
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virtual void sortAscending( int col );
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virtual void sortDescending( int col );
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virtual void refresh();
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void setColumnWidth( int col, int w );
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void adjustColumn( int col );
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void setColumnStretchable( int col, bool stretch );
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void swapColumns( int col1, int col2, bool swapHeaders = FALSE );
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protected:
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virtual bool insertCurrent();
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virtual bool updateCurrent();
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virtual bool deleteCurrent();
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virtual QSql::Confirm confirmEdit( QSql::Op m );
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virtual QSql::Confirm confirmCancel( QSql::Op m );
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virtual void handleError( const QSqlError& e );
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virtual bool beginInsert();
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virtual QWidget* beginUpdate ( int row, int col, bool replace );
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bool eventFilter( QObject *o, QEvent *e );
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void keyPressEvent( QKeyEvent* );
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void resizeEvent ( QResizeEvent * );
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void contentsMousePressEvent( QMouseEvent* e );
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void contentsContextMenuEvent( QContextMenuEvent* e );
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void endEdit( int row, int col, bool accept, bool replace );
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QWidget * createEditor( int row, int col, bool initFromCell ) const;
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void activateNextCell();
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int indexOf( uint i ) const; // ### make this public in 4.0
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void reset();
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void setSize( QSqlCursor* sql );
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void repaintCell( int row, int col );
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void paintCell ( QPainter * p, int row, int col, const QRect & cr,
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bool selected, const QColorGroup &cg );
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virtual void paintField( QPainter * p, const QSqlField* field, const QRect & cr,
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bool selected );
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void drawContents( QPainter * p, int cx, int cy, int cw, int ch );
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virtual int fieldAlignment( const QSqlField* field );
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void columnClicked ( int col );
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void resizeData ( int len );
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QTableItem * item ( int row, int col ) const;
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void setItem ( int row, int col, QTableItem * item );
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void clearCell ( int row, int col ) ;
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void setPixmap ( int row, int col, const QPixmap & pix );
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void takeItem ( QTableItem * i );
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private slots:
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void loadNextPage();
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void setCurrentSelection( int row, int col );
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void updateCurrentSelection();
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void sliderPressed();
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void sliderReleased();
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void doInsertCurrent();
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void doUpdateCurrent();
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private:
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QString fieldToString( const QSqlField * field );
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void init();
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QWidget* beginEdit ( int row, int col, bool replace );
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void updateRow( int row );
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void endInsert();
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void endUpdate();
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QDataTablePrivate* d;
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#if defined(Q_DISABLE_COPY) // Disabled copy constructor and operator=
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QDataTable( const QDataTable & );
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QDataTable &operator=( const QDataTable & );
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#endif
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};
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#endif
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#endif
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