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128 lines
4.4 KiB
128 lines
4.4 KiB
/***************************************************************************
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* Copyright (C) 2003 by Harald Fernengel *
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* harry@kdevelop.org *
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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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***************************************************************************/
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#include <qsqldatabase.h>
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#include <qsqlerror.h>
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#include <qsqlcursor.h>
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#include <qsqldriver.h>
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#include <qsqlrecord.h>
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#include <qwidgetstack.h>
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#include <qdatatable.h>
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#include <qtextedit.h>
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#include <qlayout.h>
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#include <qstylesheet.h>
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#include <klocale.h>
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#include "sqloutputwidget.h"
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class QCustomSqlCursor: public QSqlCursor
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{
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public:
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QCustomSqlCursor( const QString & query = QString::null, bool autopopulate = TRUE, QSqlDatabase* db = 0 ) :
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QSqlCursor( QString::null, autopopulate, db )
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{
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exec( query );
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if ( isSelect() && autopopulate ) {
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QSqlRecordInfo inf = ((QSqlQuery*)this)->driver()->recordInfo( *(QSqlQuery*)this );
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for ( QSqlRecordInfo::iterator it = inf.begin(); it != inf.end(); ++it ) {
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append( *it );
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}
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}
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setMode( QSqlCursor::ReadOnly );
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}
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QCustomSqlCursor( const QCustomSqlCursor & other ): QSqlCursor( other ) {}
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bool select( const QString & /*filter*/, const QSqlIndex & /*sort*/ = QSqlIndex() )
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{ return exec( lastQuery() ); }
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QSqlIndex primaryIndex( bool /*prime*/ = TRUE ) const
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{ return QSqlIndex(); }
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int insert( bool /*invalidate*/ = TRUE )
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{ return FALSE; }
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int update( bool /*invalidate*/ = TRUE )
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{ return FALSE; }
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int del( bool /*invalidate*/ = TRUE )
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{ return FALSE; }
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void setName( const QString& /*name*/, bool /*autopopulate*/ = TRUE ) {}
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};
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SqlOutputWidget::SqlOutputWidget ( QWidget* parent, const char* name ) :
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QWidget( parent, name )
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{
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m_stack = new QWidgetStack( this );
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m_table = new QDataTable( this );
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m_textEdit = new QTextEdit( this );
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m_textEdit->setTextFormat( QTextEdit::RichText );
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m_textEdit->setReadOnly( true );
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m_stack->addWidget( m_textEdit );
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m_stack->addWidget( m_table );
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QVBoxLayout* layout = new QVBoxLayout( this );
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layout->addWidget( m_stack );
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}
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SqlOutputWidget::~SqlOutputWidget()
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{}
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void SqlOutputWidget::showQuery( const QString& connectionName, const QString& query )
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{
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QSqlDatabase* db = QSqlDatabase::database( connectionName, true );
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if ( !db ) {
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showError( i18n("No such connection: %1").arg( connectionName ) );
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return;
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}
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if ( !db->isOpen() ) {
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showError( db->lastError() );
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return;
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}
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QSqlCursor* cur = new QCustomSqlCursor( query, true, db );
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if ( !cur->isActive() ) {
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showError( cur->lastError() );
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} else if ( cur->isSelect() ) {
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m_table->setSqlCursor( cur, true, true );
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m_table->refresh( QDataTable::RefreshAll );
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m_stack->raiseWidget( m_table );
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} else {
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showSuccess( cur->numRowsAffected() );
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}
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}
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void SqlOutputWidget::showSuccess( int rowsAffected )
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{
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m_textEdit->clear();
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m_textEdit->setText( i18n("Query successful, number of rows affected: %1").arg( rowsAffected ) );
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m_stack->raiseWidget( m_textEdit );
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}
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void SqlOutputWidget::showError( const QString& message )
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{
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m_textEdit->clear();
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m_textEdit->setText( "<p><b>" + i18n("An error occurred:") + "</b></p>\n" + message );
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m_stack->raiseWidget( m_textEdit );
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}
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void SqlOutputWidget::showError( const QSqlError& message )
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{
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m_textEdit->clear();
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m_textEdit->setText( "<p><b>" + i18n("An error occurred:") +
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"</b></p>\n<p><i>" + i18n("Driver") + "</i>: " +
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QStyleSheet::escape( message.driverText() ) +
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"<br><i>" + i18n("Database") + ":</i>: " +
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QStyleSheet::escape( message.databaseText() ) );
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m_stack->raiseWidget( m_textEdit );
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}
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#include "sqloutputwidget.moc"
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