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