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/*****
*
* TOra - An Oracle Toolkit for DBA's and developers
* Copyright (C) 2003-2005 Quest Software, Inc
* Portions Copyright (C) 2005 Other Contributors
*
* 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 Quest Software, Inc.
* Observe that this does not disallow linking to the Qt Free Edition.
*
* You may link this product with any GPL'd Qt library such as Qt/Free
*
* All trademarks belong to their respective owners.
*
*****/
#ifndef TORESULTSTATS_H
#define TORESULTSTATS_H
#include "config.h"
#include "tobackground.h"
#include "toresultview.h"
class toNoBlockQuery;
#define TO_STAT_BLOCKS 10
#define TO_STAT_MAX 500
/** This widget will displays information about statistics in either a database or a session.
*/
class toResultStats : public toResultView
{
Q_OBJECT
/** Session ID to get statistics for.
*/
int SessionID;
/** Number of rows of statistics
*/
int Row;
/** Get information about if only changed items are to be displayed.
*/
bool OnlyChanged;
/** Display system statistics.
*/
bool System;
/** Last read values, used to calculate delta values.
*/
double LastValues[TO_STAT_MAX + TO_STAT_BLOCKS];
bool Reset;
toNoBlockQuery *Query;
toNoBlockQuery *SessionIO;
toBackground Poll;
/** Setup widget.
*/
void setup();
/** Add value
*/
void addValue(bool reset, int id, const QString &name, double value);
public:
/** Create statistics widget for session statistics.
* @param OnlyChanged Only display changed items.
* @param ses Session ID to display info about.
* @param parent Parent widget.
* @param name Name of widget.
*/
toResultStats(bool OnlyChanged, int ses, QWidget *parent, const char *name = NULL);
/** Create statistics widget for the current session statistics.
* @param OnlyChanged Only display changed items.
* @param parent Parent widget.
* @param name Name of widget.
*/
toResultStats(bool OnlyChanged, QWidget *parent, const char *name = NULL);
/** Create statistics widget for the current database statistics.
* @param parent Parent widget.
* @param name Name of widget.
*/
toResultStats(QWidget *parent, const char *name = NULL);
/** Destroy object.
*/
~toResultStats();
/** Reset statistics. Read in last values without updating widget data.
*/
void resetStats(void);
/** Change the session that the current query will run on.
* @param query Query to check connection for.
*/
void changeSession(toQuery &conn);
/** Change session to specified id.
* @param ses Session ID to change to.
*/
void changeSession(int ses);
/** Support Oracle
*/
virtual bool canHandle(toConnection &conn);
signals:
/** Emitted when session is changed.
* @param ses New session ID.
*/
void sessionChanged(int ses);
/** Emitted when session is changed.
* @param ses New session ID as string.
*/
void sessionChanged(const QString &);
public slots:
/** Update the statistics.
* @param reset Set delta to current values. This means that the next time this widget
* is updated the delta will be from the new values.
*/
void refreshStats(bool reset = true);
private slots:
void poll(void);
};
#endif
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