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<h1>Source: hk_kdeclasses/hk_kdeclasses/hk_kdequery.h</h1>
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<pre>
// ****************************************************************************
// copyright (c) 2000-2002 Horst Knorr <hk_classes@knoda.org>
// This file is part of the hk_kdeclasses library.
// This file may be distributed and/or modified under the terms of the
// GNU Library Public License version 2 as published by the Free Software
// Foundation and appearing in the file LGPL included in the
// packaging of this file.
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
// ****************************************************************************
#ifndef HK_KDEQUERY_H
#define HK_KDEQUERY_H
#include <qvariant.h>
#include <kparts/mainwindow.h>
#include <kate/view.h>
#include <kate/document.h>
#include "hk_dsmodevisible.h"
#include "hk_datasource.h"
#include "hk_database.h"
class QVBoxLayout;
class QHBoxLayout;
class QGridLayout;
class QButtonGroup;
class QTable;
class QToolButton;
class QMultiLineEdit;
class hk_kdetoolbar;
class hk_kdegrid;
class hk_kdegridpart;
/**
*
*@short KDE high level widget to define queries and see the result.
*@version $Revision: 1.2 $
*@author Horst Knorr (hk_classes@knoda.org)
*hk_kdequery is a high level widget to define queries and see the result.
*In this mode of development it has a field to enter the SQL query and a grid which shows the
* resulting data if there is any. hk_kdequery also handles actionqueries correctly.
*/
class hk_kdequery : public KParts::MainWindow ,public hk_dsquery
{
Q_OBJECT
public:
hk_kdequery(QWidget* w=0,const char* n=0,WFlags f=0);
~hk_kdequery();
virtual bool set_mode(enum_mode s);
/**
*shows the "design" window where you can enter the SQL modement
*/
void set_sqlmode(void);
/**
*shows the result of the query if there is any.
*/
void set_viewmode(void);
/**
* not developed yet. QBE means Query by Example.
*/
void set_designmode(void);
/**
*returns true if the sqlwindow or the qbe window is shown. Else returns false (when the result data is shown)
*/
bool in_designmode(void){return p_designmode;}
virtual void set_datasource(hk_datasource*);
hk_datasource* datasource(void);
/**
*when the datasource vanishes (i.e. will be destroyed) and autoclose is true, the hk_kdequery will be
*closed otherwise it still is on your screen.
*/
void set_autoclose(bool c){p_autoclose=c;}
/**
*if the designwindow should not be shown set this true. Default is false.
*/
void set_nodesignmode(bool n);
bool save_query(const hk_string& n="");
bool load_query(void);
hk_dsgrid *grid(void);
public slots:
void designbutton_clicked(void);
void querybutton_clicked(void);
void query_changed(void);
void savebutton_clicked(void);
void saveasbutton_clicked(void);
void close_query(void);
void print(void);
protected:
virtual void before_source_vanishes(void);
virtual void closeEvent ( QCloseEvent* e);
void keyPressEvent ( QKeyEvent * e );
private:
void set_caption(void);
bool p_designmode;
bool p_autoclose;
bool p_sql_has_changed;
bool p_nodesignmode;
hk_kdegrid* p_grid;
// QMultiLineEdit* p_design;
QWidget* p_qbe;
KRadioAction* p_designaction;
KRadioAction* p_viewaction;
KAction* p_saveaction;
KAction* p_saveasaction;
KAction* p_closeaction;
KAction* p_printaction;
KParts::ReadWritePart* p_part;
Kate::View* p_designkate;
Kate::Document* p_katepart;
bool highlighting_set;
};
#endif
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