doc/html/tqwidgetfactory-h.html


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<td align="right" valign="center"><img src="logo32.png" align="right" width="64" height="32" border="0"></td></tr></table><h1 align=center>tqwidgetfactory.h</h1>

<p>This is the verbatim text of the tqwidgetfactory.h include file. It is provided only for illustration; the copyright remains with Trolltech.
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/**********************************************************************
** Copyright (C) 2005-2007 Trolltech ASA.  All rights reserved.
**
** This file is part of TQt Designer.
**
** This file may be used under the terms of the GNU General Public
** License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Alternatively you may (at your option) use any
** later version of the GNU General Public License if such license has
** been publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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**********************************************************************/

#ifndef TQWIDGETFACTORY_H
#define TQWIDGETFACTORY_H

#ifndef QT_H
#include &lt;tqstring.h&gt;
#include &lt;tqptrlist.h&gt;
#include &lt;tqimage.h&gt;
#include &lt;tqpixmap.h&gt;
#include &lt;tqvaluelist.h&gt;
#include &lt;tqmap.h&gt;
#include &lt;tqaction.h&gt;
#endif // QT_H

class TQDomDocument;
class TQDomElement;
class TQLayout;
class TQListView;
class TQListViewItem;
class TQMenuBar;
class TQTable;
class TQWidget;
class TQWidgetFactoryPrivate;
class UibStrTable;

class TQWidgetFactory
{
public:
    TQWidgetFactory();
    virtual ~TQWidgetFactory();

    static TQWidget *create( const TQString &amp;uiFile, TQObject *connector = 0, TQWidget *parent = 0, const char *name = 0 );
    static TQWidget *create( TQIODevice *dev, TQObject *connector = 0, TQWidget *parent = 0, const char *name = 0 );
    static void addWidgetFactory( TQWidgetFactory *factory );
    static void loadImages( const TQString &amp;dir );

    virtual TQWidget *createWidget( const TQString &amp;className, TQWidget *parent, const char *name ) const;
    static TQStringList widgets();
    static bool supportsWidget( const TQString &amp;widget );

private:
    enum LayoutType { HBox, VBox, Grid, NoLayout };
    void loadImageCollection( const TQDomElement &amp;e );
    void loadConnections( const TQDomElement &amp;e, TQObject *connector );
    void loadTabOrder( const TQDomElement &amp;e );
    TQWidget *createWidgetInternal( const TQDomElement &amp;e, TQWidget *parent, TQLayout* layout, const TQString &amp;classNameArg );
    TQLayout *createLayout( TQWidget *widget, TQLayout*  layout, LayoutType type, bool isTQLayoutWidget = FALSE );
    LayoutType layoutType( TQLayout *l ) const;
    void setProperty( TQObject* widget, const TQString &amp;prop, TQVariant value );
    void setProperty( TQObject* widget, const TQString &amp;prop, const TQDomElement &amp;e );
    void createSpacer( const TQDomElement &amp;e, TQLayout *layout );
    TQImage loadFromCollection( const TQString &amp;name );
    TQPixmap loadPixmap( const TQString &amp;name );
    TQPixmap loadPixmap( const TQDomElement &amp;e );
    TQColorGroup loadColorGroup( const TQDomElement &amp;e );
    void createListViewColumn( TQListView *lv, const TQString&amp; txt,
			       const TQPixmap&amp; pix, bool clickable,
			       bool resizable );
#ifndef TQT_NO_TABLE
    void createTableColumnOrRow( TQTable *table, const TQString&amp; txt,
				 const TQPixmap&amp; pix, const TQString&amp; field,
				 bool isRow );
#endif
    void createColumn( const TQDomElement &amp;e, TQWidget *widget );
    void loadItem( const TQDomElement &amp;e, TQPixmap &amp;pix, TQString &amp;txt, bool &amp;hasPixmap );
    void createItem( const TQDomElement &amp;e, TQWidget *widget, TQListViewItem *i = 0 );
    void loadChildAction( TQObject *parent, const TQDomElement &amp;e );
    void loadActions( const TQDomElement &amp;e );
    void loadToolBars( const TQDomElement &amp;e );
    void loadMenuBar( const TQDomElement &amp;e );
    void loadPopupMenu( TQPopupMenu *p, const TQDomElement &amp;e );
    void loadFunctions( const TQDomElement &amp;e );
    TQAction *findAction( const TQString &amp;name );
    void loadExtraSource();
    TQString translate( const char *sourceText, const char *comment = "" );
    TQString translate( const TQString&amp; sourceText, const TQString&amp; comment = TQString::null );

    void unpackUInt16( TQDataStream&amp; in, TQ_UINT16&amp; n );
    void unpackUInt32( TQDataStream&amp; in, TQ_UINT32&amp; n );
    void unpackByteArray( TQDataStream&amp; in, TQByteArray&amp; array );
    void unpackCString( const UibStrTable&amp; strings, TQDataStream&amp; in,
			TQCString&amp; cstr );
    void unpackString( const UibStrTable&amp; strings, TQDataStream&amp; in,
		       TQString&amp; str );
    void unpackStringSplit( const UibStrTable&amp; strings, TQDataStream&amp; in,
			    TQString&amp; str );
    void unpackVariant( const UibStrTable&amp; strings, TQDataStream&amp; in,
			TQVariant&amp; value );
    void inputSpacer( const UibStrTable&amp; strings, TQDataStream&amp; in,
		      TQLayout *parent );
    void inputColumnOrRow( const UibStrTable&amp; strings, TQDataStream&amp; in,
			   TQObject *parent, bool isRow );
    void inputItem( const UibStrTable&amp; strings, TQDataStream&amp; in,
		    TQObject *parent, TQListViewItem *parentItem = 0 );
    void inputMenuItem( TQObject **objects, const UibStrTable&amp; strings,
			TQDataStream&amp; in, TQMenuBar *menuBar );
    TQObject *inputObject( TQObject **objects, int&amp; numObjects,
			  const UibStrTable&amp; strings, TQDataStream&amp; in,
			  TQWidget *ancestorWidget, TQObject *parent,
			  TQCString className = "" );
    TQWidget *createFromUiFile( TQDomDocument doc, TQObject *connector,
			       TQWidget *parent, const char *name );
    TQWidget *createFromUibFile( TQDataStream&amp; in, TQObject *connector,
				TQWidget *parent, const char *name );

private:
    struct Image {
	TQImage img;
	TQString name;
	bool operator==(  const Image &amp;i ) const {
	    return ( i.name == name &amp;&amp;
		     i.img == img );
	}
    };

    struct Field
    {
	Field() {}
	Field( const TQString &amp;s1, const TQPixmap &amp;p, const TQString &amp;s2 ) : name( s1 ), pix( p ), field( s2 ) {}
	TQString name;
	TQPixmap pix;
	TQString field;
	TQ_DUMMY_COMPARISON_OPERATOR( Field )
    };

    struct SqlWidgetConnection
    {
	SqlWidgetConnection() {}
	SqlWidgetConnection( const TQString &amp;c, const TQString &amp;t )
	    : conn( c ), table( t ), dbControls( new TQMap&lt;TQString, TQString&gt;() ) {}
	TQString conn;
	TQString table;
	TQMap&lt;TQString, TQString&gt; *dbControls;
	TQ_DUMMY_COMPARISON_OPERATOR( SqlWidgetConnection )
    };

    TQValueList&lt;Image&gt; images;
    TQWidget *toplevel;
    TQWidgetFactoryPrivate *d;
    TQMap&lt;TQString, TQString&gt; *dbControls;
    TQMap&lt;TQString, TQStringList&gt; dbTables;
    TQMap&lt;TQWidget*, SqlWidgetConnection&gt; sqlWidgetConnections;
    TQMap&lt;TQString, TQString&gt; buddies;
    TQMap&lt;TQTable*, TQValueList&lt;Field&gt; &gt; fieldMaps;
    TQPtrList&lt;TQAction&gt; actionList;
    TQMap&lt;TQString, TQString&gt; languageSlots;
    TQStringList noDatabaseWidgets;
    bool usePixmapCollection;
    int defMargin;
    int defSpacing;
    TQString code;
    TQString uiFileVersion;
};

#endif
</pre>
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