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//***************************************************************************
/*
* TOra - An Oracle Toolkit for DBA's and developers
* Copyright (C) 2000-2001,2001 Underscore AB
*
* 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; only version 2 of
* the License is valid for this program.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* As a special exception, you have permission to link this program
* with the Oracle Client libraries and distribute executables, as long
* as you follow the requirements of the GNU GPL in regard to all of the
* software in the executable aside from Oracle client libraries.
*
* Specifically you are not permitted to link this program with the
* Qt/UNIX, Qt/Windows or Qt Non Commercial products of TrollTech.
* And you are not permitted to distribute binaries compiled against
* these libraries without written consent from Underscore AB. Observe
* that this does not disallow linking to the Qt Free Edition.
*
* All trademarks belong to their respective owners.
*
****************************************************************************/
#include "utils.h"
#include "toconf.h"
#include "toconnection.h"
#include "tonoblockquery.h"
#include "toresultfield.h"
#include "tosql.h"
#include "tosqlparse.h"
#include "totool.h"
#include "toresultfield.moc"
toResultField::toResultField(QWidget *parent,const char *name)
: toHighlightedText(parent,name)
{
setReadOnly(true);
Query=NULL;
connect(&Poll,SIGNAL(timeout()),this,SLOT(poll()));
}
toResultField::~toResultField()
{
delete Query;
}
void toResultField::query(const QString &sql,const toQList ¶m)
{
if (!setSQLParams(sql,param))
return;
try {
clear();
Unapplied=QString::null;
if (Query) {
delete Query;
Query=NULL;
}
Query=new toNoBlockQuery(connection(),toQuery::Background,sql,param);
Poll.start(100);
} TOCATCH
}
#define THRESHOLD 10240
void toResultField::poll(void)
{
try {
if (!toCheckModal(this))
return;
if (Query&&Query->poll()) {
while(Query->poll()&&!Query->eof()) {
Unapplied+=Query->readValue();
}
if (Unapplied.length()>THRESHOLD) {
append(Unapplied);
Unapplied=QString::null;
}
if (Query->eof()) {
delete Query;
Query=NULL;
Poll.stop();
if (!toTool::globalConfig(CONF_AUTO_INDENT_RO,"Yes").isEmpty())
setText(toSQLParse::indent(text()+Unapplied));
else
append(Unapplied);
Unapplied=QString::null;
}
}
} catch(const QString &exc) {
delete Query;
Query=NULL;
Poll.stop();
toStatusMessage(exc);
}
}
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