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/* This file is part of the KDE project
Copyright (C) 2005 Cedric Pasteur <cedric.pasteur@free.fr>
Copyright (C) 2005 Christian Nitschkowski <segfault_ii@web.de>
Copyright (C) 2005-2006 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 KEXIDBAUTOFIELD_H
#define KEXIDBAUTOFIELD_H
#include <qwidget.h>
#include <kexidb/field.h>
#include <formeditor/container.h>
#include <formeditor/widgetwithsubpropertiesinterface.h>
#include "kexiformdataiteminterface.h"
class QBoxLayout;
class QLabel;
//! Universal "Auto Field" widget for Kexi forms
/*! It acts as a container for most data-aware widgets. */
class KEXIFORMUTILS_EXPORT KexiDBAutoField :
public QWidget,
public KexiFormDataItemInterface,
public KFormDesigner::DesignTimeDynamicChildWidgetHandler,
public KFormDesigner::WidgetWithSubpropertiesInterface
{
Q_OBJECT
//'caption' is uncovered now Q_PROPERTY(QString labelCaption READ caption WRITE setCaption DESIGNABLE true)
Q_OVERRIDE(QString caption READ caption WRITE setCaption DESIGNABLE true)
Q_OVERRIDE(QColor paletteForegroundColor READ paletteForegroundColor WRITE setPaletteForegroundColor DESIGNABLE true RESET unsetPalette)
Q_OVERRIDE(QColor paletteBackgroundColor READ paletteBackgroundColor WRITE setPaletteBackgroundColor DESIGNABLE true RESET unsetPalette)
Q_PROPERTY(QColor foregroundLabelColor READ foregroundLabelColor WRITE setForegroundLabelColor DESIGNABLE true RESET unsetPalette)
Q_PROPERTY(QColor backgroundLabelColor READ backgroundLabelColor WRITE setBackgroundLabelColor DESIGNABLE true RESET unsetPalette)
Q_PROPERTY(bool autoCaption READ hasAutoCaption WRITE setAutoCaption DESIGNABLE true)
Q_PROPERTY(QString dataSource READ dataSource WRITE setDataSource DESIGNABLE true)
Q_PROPERTY(QCString dataSourceMimeType READ dataSourceMimeType WRITE setDataSourceMimeType DESIGNABLE true)
Q_PROPERTY( bool readOnly READ isReadOnly WRITE setReadOnly )
Q_PROPERTY(LabelPosition labelPosition READ labelPosition WRITE setLabelPosition DESIGNABLE true)
Q_PROPERTY(WidgetType widgetType READ widgetType WRITE setWidgetType DESIGNABLE true)
/*internal, for design time only*/
Q_PROPERTY(int fieldTypeInternal READ fieldTypeInternal WRITE setFieldTypeInternal DESIGNABLE true STORED false)
Q_PROPERTY(QString fieldCaptionInternal READ fieldCaptionInternal WRITE setFieldCaptionInternal DESIGNABLE true STORED false)
Q_ENUMS( WidgetType LabelPosition )
public:
enum WidgetType { Auto = 100, Text, Integer, Double, Boolean, Date, Time, DateTime,
MultiLineText, ComboBox, Image };
enum LabelPosition { Left = 300, Top, NoLabel };
KexiDBAutoField(const QString &text, WidgetType type, LabelPosition pos,
QWidget *parent = 0, const char *name = 0, bool designMode = true);
KexiDBAutoField(QWidget *parent = 0, const char *name = 0, bool designMode = true,
LabelPosition pos = Left);
virtual ~KexiDBAutoField();
inline QString dataSource() const { return KexiFormDataItemInterface::dataSource(); }
inline QCString dataSourceMimeType() const { return KexiFormDataItemInterface::dataSourceMimeType(); }
virtual void setDataSource( const QString &ds );
virtual void setDataSourceMimeType(const QCString &ds) { KexiFormDataItemInterface::setDataSourceMimeType(ds); }
virtual void setColumnInfo(KexiDB::QueryColumnInfo* cinfo);
virtual void setInvalidState(const QString& text);
virtual bool isReadOnly() const;
virtual void setReadOnly( bool readOnly );
virtual QVariant value();
virtual bool valueIsNull();
virtual bool valueIsEmpty();
virtual bool valueIsValid();
virtual bool valueChanged();
virtual void clear();
//! Reimpelmented to also install \a listenter for internal editor
virtual void installListener(KexiDataItemChangesListener* listener);
WidgetType widgetType() const;
void setWidgetType(WidgetType type);
LabelPosition labelPosition() const;
virtual void setLabelPosition(LabelPosition position);
QString caption() const;
void setCaption(const QString &caption);
bool hasAutoCaption() const;
void setAutoCaption(bool autoCaption);
/*! If \a displayDefaultValue is true, the value set by KexiDataItemInterface::setValue()
is displayed in a special way. Used by KexiFormDataProvider::fillDataItems().
\a widget is equal to 'this'.
Reimplemented after KexiFormDataItemInterface. */
virtual void setDisplayDefaultValue(QWidget* widget, bool displayDefaultValue);
QWidget* editor() const;
QLabel* label() const;
virtual bool cursorAtStart();
virtual bool cursorAtEnd();
static WidgetType widgetTypeForFieldType(KexiDB::Field::Type type);
/*! On design time it is not possible to pass a reference to KexiDB::Field object
so we're just providing field type. Only used when widget type is Auto.
@internal */
void setFieldTypeInternal(int kexiDBFieldType);
/*! On design time it is not possible to pass a reference to KexiDB::Field object
so we're just providing field caption. Only used when widget type is Auto.
@internal */
void setFieldCaptionInternal(const QString& text);
/*! @internal */
int fieldTypeInternal() const;
/*! @internal */
QString fieldCaptionInternal() const;
virtual QSize sizeHint() const;
virtual void setFocusPolicy ( FocusPolicy policy );
//! Reimplemented to return internal editor's color.
const QColor & paletteForegroundColor() const;
//! Reimplemented to set internal editor's color.
void setPaletteForegroundColor( const QColor & color );
//! Reimplemented to return internal editor's color.
const QColor & paletteBackgroundColor() const;
//! Reimplemented to set internal editor's color.
virtual void setPaletteBackgroundColor( const QColor & color );
//! \return label's foreground color
const QColor & foregroundLabelColor() const;
//! Sets label's foreground color
virtual void setForegroundLabelColor( const QColor & color );
//! \return label's background color
const QColor & backgroundLabelColor() const;
//! Sets label's background color
virtual void setBackgroundLabelColor( const QColor & color );
//! Reimplemented to accept subproperties. @see KFormDesigner::WidgetWithSubpropertiesInterface
virtual QVariant property( const char * name ) const;
//! Reimplemented to accept subproperties. @see KFormDesigner::WidgetWithSubpropertiesInterface
virtual bool setProperty( const char * name, const QVariant & value );
/*! Called by the top-level form on key press event to consume widget-specific shortcuts. */
virtual bool keyPressed(QKeyEvent *ke);
public slots:
virtual void unsetPalette();
protected slots:
// void slotValueChanged();
virtual void paletteChange( const QPalette& oldPal );
//! Implemented for KexiDataItemInterface
virtual void moveCursorToEnd();
//! Implemented for KexiDataItemInterface
virtual void moveCursorToStart();
//! Implemented for KexiDataItemInterface
virtual void selectAll();
protected:
virtual void setValueInternal(const QVariant&add, bool removeOld);
void init(const QString &text, WidgetType type, LabelPosition pos);
virtual void createEditor();
void changeText(const QString &text, bool beautify = true);
// virtual void paintEvent( QPaintEvent* pe );
void updateInformationAboutUnboundField();
//! internal editor can be created too late, so certain properties should be copied
void copyPropertiesToEditor();
virtual bool eventFilter( QObject *o, QEvent *e );
//! Used by @ref setLabelPositionInternal(LabelPosition)
void setLabelPositionInternal(LabelPosition position, bool noLabel);
//! Used by KexiDBAutoField::setColumnInfo() and KexiDBComboBox::setColumnInfo()
void setColumnInfoInternal(KexiDB::QueryColumnInfo* cinfo, KexiDB::QueryColumnInfo* visibleColumnInfo);
private:
class Private;
Private *d;
};
#endif
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