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212 lines
8.4 KiB
212 lines
8.4 KiB
/* This file is part of the KDE project
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Copyright (C) 2005 Cedric Pasteur <cedric.pasteur@free.fr>
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Copyright (C) 2005 Christian Nitschkowski <segfault_ii@web.de>
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Copyright (C) 2005-2006 Jaroslaw Staniek <js@iidea.pl>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this program; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef KEXIDBAUTOFIELD_H
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#define KEXIDBAUTOFIELD_H
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#include <tqwidget.h>
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#include <kexidb/field.h>
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#include <formeditor/container.h>
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#include <formeditor/widgetwithsubpropertiesinterface.h>
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#include "kexiformdataiteminterface.h"
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class TQBoxLayout;
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class TQLabel;
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//! Universal "Auto Field" widget for Kexi forms
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/*! It acts as a container for most data-aware widgets. */
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class KEXIFORMUTILS_EXPORT KexiDBAutoField :
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public TQWidget,
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public KexiFormDataItemInterface,
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public KFormDesigner::DesignTimeDynamicChildWidgetHandler,
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public KFormDesigner::WidgetWithSubpropertiesInterface
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{
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TQ_OBJECT
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//'caption' is uncovered now TQ_PROPERTY(TQString labelCaption READ caption WRITE setCaption DESIGNABLE true)
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TQ_OVERRIDE(TQString caption READ caption WRITE setCaption DESIGNABLE true)
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TQ_OVERRIDE(TQColor paletteForegroundColor READ paletteForegroundColor WRITE setPaletteForegroundColor DESIGNABLE true RESET unsetPalette)
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TQ_OVERRIDE(TQColor paletteBackgroundColor READ paletteBackgroundColor WRITE setPaletteBackgroundColor DESIGNABLE true RESET unsetPalette)
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TQ_PROPERTY(TQColor foregroundLabelColor READ foregroundLabelColor WRITE setForegroundLabelColor DESIGNABLE true RESET unsetPalette)
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TQ_PROPERTY(TQColor backgroundLabelColor READ backgroundLabelColor WRITE setBackgroundLabelColor DESIGNABLE true RESET unsetPalette)
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TQ_PROPERTY(bool autoCaption READ hasAutoCaption WRITE setAutoCaption DESIGNABLE true)
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TQ_PROPERTY(TQString dataSource READ dataSource WRITE setDataSource DESIGNABLE true)
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TQ_PROPERTY(TQCString dataSourceMimeType READ dataSourceMimeType WRITE setDataSourceMimeType DESIGNABLE true)
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TQ_PROPERTY( bool readOnly READ isReadOnly WRITE setReadOnly )
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TQ_PROPERTY(LabelPosition labelPosition READ labelPosition WRITE setLabelPosition DESIGNABLE true)
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TQ_PROPERTY(WidgetType widgetType READ widgetType WRITE setWidgetType DESIGNABLE true)
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/*internal, for design time only*/
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TQ_PROPERTY(int fieldTypeInternal READ fieldTypeInternal WRITE setFieldTypeInternal DESIGNABLE true STORED false)
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TQ_PROPERTY(TQString fieldCaptionInternal READ fieldCaptionInternal WRITE setFieldCaptionInternal DESIGNABLE true STORED false)
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TQ_ENUMS( WidgetType LabelPosition )
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public:
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enum WidgetType { Auto = 100, Text, Integer, Double, Boolean, Date, Time, DateTime,
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MultiLineText, ComboBox, Image };
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enum LabelPosition { Left = 300, Top, NoLabel };
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KexiDBAutoField(const TQString &text, WidgetType type, LabelPosition pos,
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TQWidget *parent = 0, const char *name = 0, bool designMode = true);
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KexiDBAutoField(TQWidget *parent = 0, const char *name = 0, bool designMode = true,
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LabelPosition pos = Left);
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virtual ~KexiDBAutoField();
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inline TQString dataSource() const { return KexiFormDataItemInterface::dataSource(); }
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inline TQCString dataSourceMimeType() const { return KexiFormDataItemInterface::dataSourceMimeType(); }
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virtual void setDataSource( const TQString &ds );
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virtual void setDataSourceMimeType(const TQCString &ds) { KexiFormDataItemInterface::setDataSourceMimeType(ds); }
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virtual void setColumnInfo(KexiDB::QueryColumnInfo* cinfo);
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virtual void setInvalidState(const TQString& text);
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virtual bool isReadOnly() const;
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virtual void setReadOnly( bool readOnly );
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virtual TQVariant value();
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virtual bool valueIsNull();
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virtual bool valueIsEmpty();
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virtual bool valueIsValid();
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virtual bool valueChanged();
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virtual void clear();
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//! Reimpelmented to also install \a listenter for internal editor
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virtual void installListener(KexiDataItemChangesListener* listener);
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WidgetType widgetType() const;
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void setWidgetType(WidgetType type);
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LabelPosition labelPosition() const;
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virtual void setLabelPosition(LabelPosition position);
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TQString caption() const;
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void setCaption(const TQString &caption);
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bool hasAutoCaption() const;
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void setAutoCaption(bool autoCaption);
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/*! If \a displayDefaultValue is true, the value set by KexiDataItemInterface::setValue()
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is displayed in a special way. Used by KexiFormDataProvider::fillDataItems().
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\a widget is equal to 'this'.
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Reimplemented after KexiFormDataItemInterface. */
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virtual void setDisplayDefaultValue(TQWidget* widget, bool displayDefaultValue);
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TQWidget* editor() const;
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TQLabel* label() const;
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virtual bool cursorAtStart();
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virtual bool cursorAtEnd();
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static WidgetType widgetTypeForFieldType(KexiDB::Field::Type type);
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/*! On design time it is not possible to pass a reference to KexiDB::Field object
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so we're just providing field type. Only used when widget type is Auto.
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@internal */
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void setFieldTypeInternal(int kexiDBFieldType);
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/*! On design time it is not possible to pass a reference to KexiDB::Field object
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so we're just providing field caption. Only used when widget type is Auto.
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@internal */
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void setFieldCaptionInternal(const TQString& text);
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/*! @internal */
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int fieldTypeInternal() const;
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/*! @internal */
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TQString fieldCaptionInternal() const;
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virtual TQSize sizeHint() const;
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virtual void setFocusPolicy ( TQ_FocusPolicy policy );
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//! Reimplemented to return internal editor's color.
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const TQColor & paletteForegroundColor() const;
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//! Reimplemented to set internal editor's color.
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void setPaletteForegroundColor( const TQColor & color );
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//! Reimplemented to return internal editor's color.
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const TQColor & paletteBackgroundColor() const;
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//! Reimplemented to set internal editor's color.
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virtual void setPaletteBackgroundColor( const TQColor & color );
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//! \return label's foreground color
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const TQColor & foregroundLabelColor() const;
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//! Sets label's foreground color
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virtual void setForegroundLabelColor( const TQColor & color );
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//! \return label's background color
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const TQColor & backgroundLabelColor() const;
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//! Sets label's background color
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virtual void setBackgroundLabelColor( const TQColor & color );
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//! Reimplemented to accept subproperties. @see KFormDesigner::WidgetWithSubpropertiesInterface
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virtual TQVariant property( const char * name ) const;
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//! Reimplemented to accept subproperties. @see KFormDesigner::WidgetWithSubpropertiesInterface
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virtual bool setProperty( const char * name, const TQVariant & value );
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/*! Called by the top-level form on key press event to consume widget-specific shortcuts. */
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virtual bool keyPressed(TQKeyEvent *ke);
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public slots:
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virtual void unsetPalette();
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protected slots:
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// void slotValueChanged();
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virtual void paletteChange( const TQPalette& oldPal );
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//! Implemented for KexiDataItemInterface
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virtual void moveCursorToEnd();
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//! Implemented for KexiDataItemInterface
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virtual void moveCursorToStart();
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//! Implemented for KexiDataItemInterface
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virtual void selectAll();
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protected:
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virtual void setValueInternal(const TQVariant&add, bool removeOld);
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void init(const TQString &text, WidgetType type, LabelPosition pos);
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virtual void createEditor();
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void changeText(const TQString &text, bool beautify = true);
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// virtual void paintEvent( TQPaintEvent* pe );
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void updateInformationAboutUnboundField();
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//! internal editor can be created too late, so certain properties should be copied
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void copyPropertiesToEditor();
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virtual bool eventFilter( TQObject *o, TQEvent *e );
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//! Used by @ref setLabelPositionInternal(LabelPosition)
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void setLabelPositionInternal(LabelPosition position, bool noLabel);
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//! Used by KexiDBAutoField::setColumnInfo() and KexiDBComboBox::setColumnInfo()
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void setColumnInfoInternal(KexiDB::QueryColumnInfo* cinfo, KexiDB::QueryColumnInfo* visibleColumnInfo);
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private:
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class Private;
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Private *d;
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};
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#endif
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