kexicomboboxtableedit.h

/* This file is part of the KDE project
   Copyright (C) 2002   Peter Simonsson <psn@linux.se>
   Copyright (C) 2003-2006 Jaroslaw Staniek <js@iidea.pl>
 
   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.
 
   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
   Library General Public License for more details.
 
   You should have received a copy of the GNU Library General Public License
   along with this program; see the file COPYING.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */
 
#ifndef _KEXICOMBOBOXTABLEEDIT_H_
#define _KEXICOMBOBOXTABLEEDIT_H_
 
#include "kexidb/field.h"
#include "kexiinputtableedit.h"
#include "kexicomboboxbase.h"
#include <kexidb/lookupfieldschema.h>
 
class KPushButton;
class KLineEdit;
class KexiComboBoxPopup;
class KexiTableItem;
class KexiTableViewColumn;

class KexiComboBoxTableEdit : public KexiInputTableEdit, public KexiComboBoxBase
{
    TQ_OBJECT
  
 
    public:
        KexiComboBoxTableEdit(KexiTableViewColumn &column, TQWidget *parent=0);
        virtual ~KexiComboBoxTableEdit();

        virtual KexiTableViewColumn *column() const { return m_column; }

        virtual KexiDB::Field *field() const { return m_column->field(); }

        virtual TQVariant origValue() const { return m_origValue; }
 
        virtual void setValueInternal(const TQVariant& add, bool removeOld)
            { KexiComboBoxBase::setValueInternal(add, removeOld); }
 
        virtual TQVariant value() { return KexiComboBoxBase::value(); }
 
        virtual void clear();
 
        virtual bool valueChanged();
 
        virtual TQVariant visibleValue();

        virtual void resize(int w, int h);
 
        virtual void showFocus( const TQRect& r, bool readOnly );
 
        virtual void hideFocus();
 
        virtual void paintFocusBorders( TQPainter *p, TQVariant &cal, int x, int y, int w, int h );

        virtual void setupContents( TQPainter *p, bool focused, const TQVariant& val, 
            TQString &txt, int &align, int &x, int &y_offset, int &w, int &h );

        virtual bool handleKeyPress( TQKeyEvent *ke, bool editorActive );
 
        virtual int widthForValue( TQVariant &val, const TQFontMetrics &fm );
    
        virtual void hide();
        virtual void show();

        virtual TQSize totalSize() const;
 
        virtual void createInternalEditor(KexiDB::QuerySchema& schema);

        virtual void handleAction(const TQString& actionName);

        virtual void handleCopyAction(const TQVariant& value, const TQVariant& visibleValue);
 
    public slots:
        virtual void moveCursorToEnd();

        virtual void moveCursorToStart();

        virtual void selectAll();
 
    protected slots:
        void slotButtonClicked();
        void slotRowAccepted(KexiTableItem *item, int row) { KexiComboBoxBase::slotRowAccepted(item, row); }
        void slotItemSelected(KexiTableItem* item) { KexiComboBoxBase::slotItemSelected(item); }
        void slotInternalEditorValueChanged(const TQVariant& v)
            { KexiComboBoxBase::slotInternalEditorValueChanged(v); }
        void slotLineEditTextChanged(const TQString& s);
        void slotPopupHidden();
 
    protected:
        void updateFocus( const TQRect& r );
 
        virtual bool eventFilter( TQObject *o, TQEvent *e );

        virtual TQWidget *internalEditor() const;

        virtual void moveCursorToEndInInternalEditor();

        virtual void selectAllInInternalEditor();

        virtual void setValueInInternalEditor(const TQVariant& value);

        virtual TQVariant valueFromInternalEditor();

        virtual void editRequested() { KexiInputTableEdit::editRequested(); }

        virtual void acceptRequested() { KexiInputTableEdit::acceptRequested(); }

        virtual TQPoint mapFromParentToGlobal(const TQPoint& pos) const;

        virtual int popupWidthHint() const;

        virtual void updateButton();
 
        virtual KexiComboBoxPopup *popup() const;
        virtual void setPopup(KexiComboBoxPopup *popup);
 
        class Private;
        Private *d;
};
 
KEXI_DECLARE_CELLEDITOR_FACTORY_ITEM(KexiComboBoxEditorFactoryItem)
 
#endif