Source: toresultcols.h


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//***************************************************************************
/*
 * TOra - An Oracle Toolkit for DBA's and developers
 * Copyright (C) 2003 Quest Software, Inc
 * 
 * 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.
 *
 * All trademarks belong to their respective owners.
 *
 ****************************************************************************/

#ifndef TORESULTCOLS_H
#define TORESULTCOLS_H

#include "toconnection.h"
#include "toresultview.h"
#include "toresultitem.h"

#include <qvbox.h>
#include <qlineedit.h>

class QCheckBox;
class QLabel;
class toResultColsItem;

/** This widget is used for single record view in the content editor. Only for internal use.
 * @internal
 */
class toResultColsComment : public QLineEdit {
  Q_OBJECT

  bool Changed;
  bool Table;
  QString Name;
  QString *Cached;
private:
  void saveUnchanged();
protected:
  virtual void focusOutEvent(QFocusEvent *);
public:
  toResultColsComment(QWidget *parent);
  void setComment(bool table,const QString &name,const QString &comment);
  void setCachedComment(bool table,const QString &name,QString &comment);
public slots:
  void commentChanged();
};

/** This widget displays information about the returned columns of an object
 * specified by the first and second parameter in the query. The sql is not
 * used in the query.
 */

class toResultCols : public QVBox, public toResult {
  Q_OBJECT

  class resultCols;
  class resultColsEdit;
  friend class resultCols;
  friend class resultColsEdit;
  class resultColsEdit : public toResultItem {
    QString Table;
    bool Cached;
  public:
    resultColsEdit(QWidget *parent)
      : toResultItem(1,false,parent)
    { }
    virtual QWidget *createValue(QWidget *parent);
    virtual void setValue(QWidget *widget,const QString &title,const QString &value);
    void describe(toQDescList &desc,const QString &table,bool cached);
    friend class resultCols;
  };
  class resultCols : public toListView {
    resultColsEdit *Edit;
    QString Owner;
    QString Name;
  public:
    resultCols(QWidget *parent,const char *name=NULL);
    void editComment(bool val);
    void describe(toQDescList &desc);
    void query(const toConnection::objectName &,bool);
    void query(const QString &table,const QString &owner,const QString &name);
    friend class toResultCols;
  };

  QLabel *Title;
  QLabel *Comment;
  toResultColsComment *EditComment;
  QCheckBox *Edit;
  resultCols *Columns;

  virtual void query(const QString &sql,const toQList &param,bool nocache);
public:
  /** Create the widget.
   * @param parent Parent widget.
   * @param name Name of widget.
   */
  toResultCols(QWidget *parent,const char *name=NULL);
  /** Reimplemented for internal reasons.
   */
  virtual void query(const QString &sql,const toQList &param)
  { query(sql,param,false); }
  /** Handle any connection by default
   */
  virtual bool canHandle(toConnection &)
  { return true; }

  // Why are these needed?
#if 1
  /** Set the SQL statement of this list
   * @param sql String containing statement.
   */
  void setSQL(const QString &sql)
  { toResult::setSQL(sql); }
  /** Set the SQL statement of this list. This will also affect @ref Name.
   * @param sql SQL containing statement.
   */
  void setSQL(const toSQL &sql)
  { toResult::setSQL(sql); }
  /** Set new SQL and run query.
   * @param sql New sql.
   * @see setSQL
   */
  void query(const QString &sql)
  { toResult::query(sql); }
  /** Set new SQL and run query.
   * @param sql New sql.
   * @see setSQL
   */
  void query(const toSQL &sql)
  { toResult::query(sql); }
  /** Set new SQL and run query.
   * @param sql New sql.
   * @see setSQL
   */
  void query(const toSQL &sql,toQList &par)
  { toResult::query(sql,par); }
#endif

  friend class toResultColsItem;
public slots:
  /** Erase last parameters
   */
  virtual void clearParams(void)
  { toResult::clearParams(); }
  /** Reimplemented for internal reasons.
   */
  virtual void refresh(void)
  { query(sql(),params(),true); }
  /** Reimplemented for internal reasons.
   */
  virtual void changeParams(const QString &Param1)
  { toResult::changeParams(Param1); }
  /** Reimplemented For internal reasons.
   */
  virtual void changeParams(const QString &Param1,const QString &Param2)
  { toResult::changeParams(Param1,Param2); }
  /** Reimplemented for internal reasons.
   */
  virtual void changeParams(const QString &Param1,const QString &Param2,const QString &Param3)
  { toResult::changeParams(Param1,Param2,Param3); }
private slots:
  void editComment(bool val);
};

#endif