libtqt-perl/puic/form.cpp

/**********************************************************************
** Copyright (C) 2000 Trolltech AS.  All rights reserved.
** Copyright (c) 2002 Germain Garand <germain@ebooksfrance.com>
**
** This file is part of TQt Designer.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
/*
** 06/2002 : Initial release of puic, the PerlTQt User Interface Compiler,
**           a work derivated from uic (the TQt User Interface Compiler)
**           and pyuic (the PyTQt User Interface Compiler).
**
**           G.Garand
**
**********************************************************************/

#include <iostream>
#include "uic.h"
#include "parser.h"
#include "widgetdatabase.h"
#include "domtool.h"
#include <ntqstringlist.h>
#include <ntqvaluelist.h>
#include <ntqfile.h>
#include <ntqfileinfo.h>
#include <ntqdir.h>
#include <ntqregexp.h>
#define NO_STATIC_COLORS
#include <globaldefs.h>
#if( TQT_VERSION < 0x030101 )
#  include <zlib.h>

static TQByteArray tqUncompress( const uchar* data, int nbytes )
{
    if ( !data ) {
#if defined(TQT_CHECK_RANGE)
        tqWarning( "qUncompress: data is NULL." );
#endif
        return TQByteArray();
    }
    if ( nbytes <= 4 ) {
#if defined(TQT_CHECK_RANGE)
        if ( nbytes < 4 || ( data[0]!=0 || data[1]!=0 || data[2]!=0 || data[3]!=0 ) )
            tqWarning( "qUncompress: Input data is corrupted." );
#endif
        return TQByteArray();
    }
    ulong expectedSize = ( data[0] << 24 ) | ( data[1] << 16 ) | ( data[2] << 8 ) | data[3];
    ulong len = TQMAX( expectedSize,  1 );
    TQByteArray baunzip;
    int res;
    do {
        baunzip.resize( len );
        res = ::uncompress( (uchar*)baunzip.data(), &len,
                                (uchar*)data+4, nbytes-4 );

        switch ( res ) {
        case Z_OK:
            if ( len != baunzip.size() )
                baunzip.resize( len );
            break;
        case Z_MEM_ERROR:
#if defined(TQT_CHECK_RANGE)
            tqWarning( "qUncompress: Z_MEM_ERROR: Not enough memory." );
#endif
            break;
        case Z_BUF_ERROR:
            len *= 2;
            break;
        case Z_DATA_ERROR:
#if defined(TQT_CHECK_RANGE)
            tqWarning( "qUncompress: Z_DATA_ERROR: Input data is corrupted." );
#endif
            break;
        }
    } while ( res == Z_BUF_ERROR );

    if ( res != Z_OK )
        baunzip = TQByteArray();

    return baunzip;
}
#endif // TQT_VERSION < 0x030101

using namespace std;

static TQByteArray unzipXPM( TQString data, ulong& length )
{
    const int lengthOffset = 4;
    int baSize = data.length() / 2 + lengthOffset;
    uchar *ba = new uchar[ baSize ];
    for ( int i = lengthOffset; i < baSize; ++i ) {
	char h = data[ 2 * (i-lengthOffset) ].latin1();
	char l = data[ 2 * (i-lengthOffset) + 1 ].latin1();
	uchar r = 0;
	if ( h <= '9' )
	    r += h - '0';
	else
	    r += h - 'a' + 10;
	r = r << 4;
	if ( l <= '9' )
	    r += l - '0';
	else
	    r += l - 'a' + 10;
	ba[ i ] = r;
    }
    // tqUncompress() expects the first 4 bytes to be the expected length of the
    // uncompressed data
    ba[0] = ( length & 0xff000000 ) >> 24;
    ba[1] = ( length & 0x00ff0000 ) >> 16;
    ba[2] = ( length & 0x0000ff00 ) >> 8;
    ba[3] = ( length & 0x000000ff );
    TQByteArray baunzip = tqUncompress( ba, baSize );
    delete[] ba;
    return baunzip;
}
#if 0
//- kept for diffs
#if TQT_VERSION >= 0x030900
#error Add this functionality to TQDir (relativePathTo() maybe?) and \
remove it from here and from moc
#endif

TQCString combinePath( const char *infile, const char *outfile )
{
    TQFileInfo inFileInfo( TQDir::current(), TQFile::decodeName(infile) );
    TQFileInfo outFileInfo( TQDir::current(), TQFile::decodeName(outfile) );
    int numCommonComponents = 0;

    TQStringList inSplitted =
	TQStringList::split( '/', inFileInfo.dir().canonicalPath(), TRUE );
    TQStringList outSplitted =
	TQStringList::split( '/', outFileInfo.dir().canonicalPath(), TRUE );

    while ( !inSplitted.isEmpty() && !outSplitted.isEmpty() &&
	    inSplitted.first() == outSplitted.first() ) {
	inSplitted.remove( inSplitted.begin() );
	outSplitted.remove( outSplitted.begin() );
	numCommonComponents++;
    }

    if ( numCommonComponents < 2 ) {
	/*
	  The paths don't have the same drive, or they don't have the
	  same root directory. Use an absolute path.
	*/
	return TQFile::encodeName( inFileInfo.absFilePath() );
    } else {
	/*
	  The paths have something in common. Use a path relative to
	  the output file.
	*/
	while ( !outSplitted.isEmpty() ) {
	    outSplitted.remove( outSplitted.begin() );
	    inSplitted.prepend( ".." );
	}
	inSplitted.append( inFileInfo.fileName() );
	return TQFile::encodeName( inSplitted.join("/") );
    }
}
#endif

/*!
  Creates an implementation ( cpp-file ) for the form given in \a e

  \sa createFormDecl(), createObjectImpl()
 */
void Uic::createFormImpl( const TQDomElement &e )
{
    TQDomElement n;
    TQDomNodeList nl;
    int i;
    TQString objClass = getClassName( e );
    if ( objClass.isEmpty() )
	return;
    TQString objName = getObjectName( e );
    out << indent << "package " << nameOfClass << ";" << endl;
    out << indent << "use TQt;" << endl;

    // generate local and local includes required
    TQStringList globalIncludes, localIncludes, useIncludes;
    TQStringList::Iterator it;
    TQStringList sqlClasses;

    TQMap<TQString, CustomInclude> customWidgetIncludes;
    TQMap<TQString, TQString> functionImpls;
    TQString uiPmInclude;

    // find additional slots
    TQStringList extraSlots;
    TQStringList extraSlotTyp;

    nl = e.parentNode().toElement().elementsByTagName( "slot" );
    for ( i = 0; i < (int) nl.length(); i++ ) {
	n = nl.item(i).toElement();
	if ( n.parentNode().toElement().tagName() != "slots"
	     && n.parentNode().toElement().tagName() != "connections" )
	    continue;
	TQString l = n.attribute( "language", "C++" );
	if ( l != "C++" && l != "Perl" ) //- mmh
	    continue;
	TQString slotName = n.firstChild().toText().data().stripWhiteSpace();
	if ( slotName.endsWith( ";" ) )
	    slotName = slotName.left( slotName.length() - 1 );

	extraSlots += Parser::cleanArgs(slotName);
	extraSlotTyp += n.attribute( "returnType", "void" );
    }

    // find additional functions
    TQStringList extraFuncts;
    TQStringList extraFunctTyp;

    nl = e.parentNode().toElement().elementsByTagName( "function" );
    for ( i = 0; i < (int) nl.length(); i++ ) {
	n = nl.item(i).toElement();
	if ( n.parentNode().toElement().tagName() != "functions" )
	    continue;
	TQString l = n.attribute( "language", "C++" );
	if ( l != "C++" && l != "Perl" ) //- mmh
	    continue;
	TQString functionName = n.firstChild().toText().data().stripWhiteSpace();
	if ( functionName.endsWith( ";" ) )
	    functionName = functionName.left( functionName.length() - 1 );
	extraFuncts += Parser::cleanArgs(functionName);
	extraFunctTyp += n.attribute( "returnType", "void" );
    }

    // find signals
    TQStringList extraSignals;
    nl = e.parentNode().toElement().elementsByTagName( "signal" );
    for ( i = 0; i < (int) nl.length(); i++ ) {
	n = nl.item(i).toElement();
	if ( n.parentNode().toElement().tagName() != "signals"
	     && n.parentNode().toElement().tagName() != "connections" )
	    continue;
        TQString l = n.attribute( "language", "C++" );
	if ( l != "C++" && l != "Perl" ) //- mmh
	    continue;
	TQString sigName = n.firstChild().toText().data().stripWhiteSpace();
	if ( sigName.endsWith( ";" ) )
	    sigName = sigName.left( sigName.length() - 1 );
	extraSignals += sigName;
    }

#if 0
    //- kept for diffs
    TQStringList customImages;
    for ( n = e; !n.isNull(); n = n.nextSibling().toElement() ) {
	if ( n.tagName() == "customwidgets" ) {
	    nl = n.elementsByTagName( "pixmap" );
	    for ( i = 0; i < (int) nl.length(); i++ )
		customImages += nl.item( i ).firstChild().toText().data();
	}
    }
#endif
    for ( n = e; !n.isNull(); n = n.nextSibling().toElement() ) {
	if ( n.tagName() == "customwidgets" ) {
	    TQDomElement n2 = n.firstChild().toElement();
	    while ( !n2.isNull() ) {
		if ( n2.tagName() == "customwidget" ) {
		    TQDomElement n3 = n2.firstChild().toElement();
		    TQString cl, header;
		    WidgetDatabaseRecord *r = new WidgetDatabaseRecord;
		    while ( !n3.isNull() ) {
			if ( n3.tagName() == "class" ) {
			    cl = n3.firstChild().toText().data();
			    r->name = cl;
			} else if ( n3.tagName() == "header" ) {
			    CustomInclude ci;
			    ci.header = n3.firstChild().toText().data();
			    ci.location = n3.attribute( "location", "global" );
			    r->includeFile = ci.header;
			    header = ci.header;
			    customWidgetIncludes.insert( cl, ci );
			}
			WidgetDatabase::append( r );
			n3 = n3.nextSibling().toElement();
		    }

		    if (cl.isEmpty())
			cl = "UnnamedCustomClass";

		    int ext = header.findRev('.');

		    if (ext >= 0)
			header.truncate(ext);

		    if (header.isEmpty())
			header = cl.lower();

		    if (!nofwd)
		    	out << "use " << cl << ";" << endl; // FIXME: what about header ?
		}
		n2 = n2.nextSibling().toElement();
	    }
	}
    }

    out << indent << "use TQt::isa qw(" << objClass << ");" << endl;

    // PerlTQt sig/slot declaration
    if ( !extraSlots.isEmpty() ) {
	out << indent << "use TQt::slots" << endl;
        ++indent;
        for ( it = extraSlots.begin(); it != extraSlots.end(); ++it )
        {
	    perlSlot( it );
	    out << ( ((*it) == extraSlots.last()) ? ";":",") << endl;
	}
        --indent;
    }

    // create signals
    if ( !extraSignals.isEmpty() ) {
	out << indent << "use TQt::signals" << endl;
        ++indent;
	for ( it = extraSignals.begin(); it != extraSignals.end(); ++it )
        {
	    perlSlot( it );
	    out << ( ((*it) == extraSignals.last()) ? ";":",") << endl;
	}
        --indent;
    }

    // PerlTQt attributes
    out << indent << "use TQt::attributes qw("<< endl;
    ++indent;

    // children
    if( !objectNames.isEmpty() )
    	cerr << "WARNING : objectNames should be empty at form.cpp line" << __LINE__ << endl;
    nl = e.parentNode().toElement().elementsByTagName( "widget" );
    for ( i = 1; i < (int) nl.length(); i++ )
    { // start at 1, 0 is the toplevel widget
	n = nl.item(i).toElement();
	createAttrDecl( n );
    }
    objectNames.clear();

    // additional attributes (from Designer)
    TQStringList publicVars, protectedVars, privateVars;
    nl = e.parentNode().toElement().elementsByTagName( "variable" );
    for ( i = 0; i < (int)nl.length(); i++ ) {
        n = nl.item( i ).toElement();
        // Because of compatibility the next lines have to be commented out.
        // Someday it should be uncommented.
        //if ( n.parentNode().toElement().tagName() != "variables" )
        //    continue;
        TQString access = n.attribute( "access", "protected" );
        TQString var = n.firstChild().toText().data().stripWhiteSpace();
        if ( var.endsWith( ";" ) )
            var.truncate(var.length() - 1);
        if ( access == "public" )
            publicVars += var;
        else if ( access == "private" )
            privateVars += var;
        else
            protectedVars += var;
    }

    // for now, all member variables are public.

    if ( !publicVars.isEmpty() ) {
        for ( it = publicVars.begin(); it != publicVars.end(); ++it )
            out << indent << *it << endl;
    }
    if ( !protectedVars.isEmpty() ) {
        for ( it = protectedVars.begin(); it != protectedVars.end(); ++it )
            out << indent << *it << endl;
    }
    if ( !privateVars.isEmpty() ) {
        for ( it = privateVars.begin(); it != privateVars.end(); ++it )
            out << indent << *it << endl;
    }


    // actions, toolbars, menus
    for ( n = e; !n.isNull(); n = n.nextSibling().toElement() )
    {
	if ( n.tagName()  == "actions" )
        {
	    for ( TQDomElement a = n.firstChild().toElement(); !a.isNull(); a = a.nextSibling().toElement() )
		createActionDecl( a );
	}
        else if ( n.tagName() == "toolbars" )
        {
	    for ( TQDomElement a = n.firstChild().toElement(); !a.isNull(); a = a.nextSibling().toElement() )
            {
                if ( a.tagName() == "toolbar" )
	        out << indent << getObjectName( a ) << endl;
            }

	}
        else if ( n.tagName() == "menubar" )
        {
	    out << indent << getObjectName( n ) << endl;
	    for ( TQDomElement a = n.firstChild().toElement(); !a.isNull(); a = a.nextSibling().toElement() )
	    {
		if ( a.tagName() == "item" )
		out << indent << a.attribute( "name" ) << endl;
	    }
	}
    }

    // Databases Connection holders

    registerDatabases( e );
    dbConnections = unique( dbConnections );
    for ( it = dbConnections.begin(); it != dbConnections.end(); ++it ) {
	if ( !(*it).isEmpty() && (*it) != "(default)") {
	    out << indent << (*it) << "Connection" << endl;
	}
    }

    --indent;
    out << indent << ");" << endl;
    out << endl;


    // additional includes (local or global ) and forward declaractions
    nl = e.parentNode().toElement().elementsByTagName( "include" );
    for ( i = 0; i < (int) nl.length(); i++ ) {
	TQDomElement n2 = nl.item(i).toElement();
	TQString s = n2.firstChild().toText().data();
	if ( n2.attribute( "location" ) != "local" ) {
	    if ( (s.right( 5 ) == ".ui.h" || s.right( 6 ) == ".ui.pm") && !TQFile::exists( s ) )
		continue;
            if ( n2.attribute( "impldecl", "in implementation" ) != "in implementation" )
		continue;
	    globalIncludes += s;
	}
    }

    // do the local includes afterwards, since global includes have priority on clashes
    for ( i = 0; i < (int) nl.length(); i++ ) {
	TQDomElement n2 = nl.item(i).toElement();
	TQString s = n2.firstChild().toText().data();
	if ( n2.attribute( "location" ) == "local" &&!globalIncludes.contains( s ) ) {
	    if ( (s.right( 5 ) == ".ui.h" || s.right( 6 ) == ".ui.pm") && !TQFile::exists( s ) )
		continue;
            if ( n2.attribute( "impldecl", "in declaration" ) == "in declaration" )
            {
                useIncludes += s;
            }
            else if ( n2.attribute( "impldecl", "in implementation" ) == "in implementation" )
            {
                localIncludes += s;
            }
	}
    }

    // additional custom widget headers
    nl = e.parentNode().toElement().elementsByTagName( "header" );
    for ( i = 0; i < (int) nl.length(); i++ ) {
	TQDomElement n2 = nl.item(i).toElement();
	TQString s = n2.firstChild().toText().data();
	if ( n2.attribute( "location" ) != "local" )
	    globalIncludes += s;
	else
	    localIncludes += s;
    }

    // Output the "use" clauses for extra stuff in "Includes (In Declaration)"
    // => in the perleditor plugin, this is content of the "Use clauses" list
    for(TQStringList::Iterator it = useIncludes.begin(); it != useIncludes.end(); ++it)
	out << indent <<  (*it) << endl;

    // grab slots/funcs defined in ui.h files / ui.pm files
    for(TQStringList::Iterator it = localIncludes.begin(); it != localIncludes.end(); ++it)
    {
        if((*it).right( 5 ) == ".ui.h")
        {
            TQFile f((*it));
            if( f.open( IO_ReadOnly ) )
            {
                TQRegExp re("^.*([a-zA-Z0-9_]+\\s*\\(.*\\))\\s*$");
                TQRegExp re2("^\\}.*");
                TQTextStream t( &f );
                TQString s, s2, s3;
                while ( !t.eof() )
                {
                    s = t.readLine();
                    int pos = re.search(s);
                    if(pos == -1)
                        continue;
                    s2 = re.cap(1);
                    s2 = Parser::cleanArgs(s2);
                    s3 = TQString::null;
                    while( !t.eof() )
                    {
                        s = t.readLine();
                        s3 += s + "\n";
                        if(re2.search(s) != -1)
                            break;
                    }
                    functionImpls.insert( s2, s3 );
                    if( t.eof() ) break;
                }
                f.close();
             }
        }
	else if((*it).right( 6 ) == ".ui.pm")
	{
	    //TQFileInfo fname( fileName ); //- FIXME: .ui files seem to require being in CWD?
	    //TQString path = fname.absFilePath();
	    //path = path.left( path.length()  - fname.fileName().length() );
            TQFile f(*it);
            if( f.open( IO_ReadOnly ) )
            {
                TQTextStream t( &f );
                TQString s;
		bool skip = true;
		int count = 0;
                while ( !t.eof() )
                {
                    s = t.readLine();
		    if( skip )
		    {
			if( s[0] == '#' )
			{
			    count++;
			    continue;
			}
			else
			{
			    skip = false;
			    uiPmInclude += "# line " + TQString::number( count+1 ) + " \"" + *it + "\"\n";
			}
		    }
                    uiPmInclude += s + "\n";
                }
                f.close();
            }
	}

    }

    // includes for child widgets
    for ( it = tags.begin(); it != tags.end(); ++it ) {
	nl = e.parentNode().toElement().elementsByTagName( *it );
	for ( i = 1; i < (int) nl.length(); i++ ) { // start at 1, 0 is the toplevel widget
	    TQString name = getClassName( nl.item(i).toElement() );
	    if ( name == "Spacer" ) {
		globalIncludes += "qlayout.h";
		globalIncludes += "qapplication.h";
		continue;
	    }
	    if ( name.mid( 4 ) == "ListView" )
		globalIncludes += "qheader.h";
	    if ( name != objClass ) {
		int wid = WidgetDatabase::idFromClassName( name.replace( TQRegExp("^TQt::"), "Q" ) );
		TQMap<TQString, CustomInclude>::Iterator it = customWidgetIncludes.find( name );
		if ( it == customWidgetIncludes.end() )
		    globalIncludes += WidgetDatabase::includeFile( wid );
	    }
	}
    }

    dbConnections = unique( dbConnections );
    if ( dbConnections.count() )
	sqlClasses += "TQt::SqlDatabase";
    if ( dbCursors.count() )
	sqlClasses += "TQt::SqlCursor";
    bool dbForm = FALSE;
    if ( dbForms[ "(default)" ].count() )
	dbForm = TRUE;
    bool subDbForms = FALSE;
    for ( it = dbConnections.begin(); it != dbConnections.end(); ++it ) {
	if ( !(*it).isEmpty()  && (*it) != "(default)" ) {
	    if ( dbForms[ (*it) ].count() ) {
		subDbForms = TRUE;
		break;
	    }
	}
    }
    if ( dbForm || subDbForms ) {
	sqlClasses += "TQt::SqlForm";
	sqlClasses += "TQt::SqlRecord";
    }

    if (globalIncludes.findIndex("qdatatable.h") >= 0)
        sqlClasses += "TQt::DataTable";

    if (globalIncludes.findIndex("qtableview.h") >= 0)
        sqlClasses += "TQt::TableView";

    if (globalIncludes.findIndex("qdatabrowser.h") >= 0)
        sqlClasses += "TQt::DataBrowser";

    out << endl;

    // find out what images are required
    TQStringList requiredImages;
    static const char *imgTags[] = { "pixmap", "iconset", 0 };
    for ( i = 0; imgTags[i] != 0; i++ ) {
       nl = e.parentNode().toElement().elementsByTagName( imgTags[i] );
       for ( int j = 0; j < (int) nl.length(); j++ ) {
           TQDomNode nn = nl.item(j);
           while ( nn.parentNode() != e.parentNode() )
               nn = nn.parentNode();
           if ( nn.nodeName() != "customwidgets" )
               requiredImages += nl.item(j).firstChild().toText().data();
       }
    }

    // register the object and unify its name
    objName = registerObject( objName );

    TQStringList images;
    TQStringList xpmImages;
    if ( pixmapLoaderFunction.isEmpty() && !externPixmaps )
    {
	// create images
	for ( n = e; !n.isNull(); n = n.nextSibling().toElement() )
        {
	    if ( n.tagName()  == "images" )
            {
		nl = n.elementsByTagName( "image" );
		for ( i = 0; i < (int) nl.length(); i++ )
                {
		    TQString img = registerObject(  nl.item(i).toElement().attribute( "name" ) );
		    if ( !requiredImages.contains( img ) )
			continue;
		    TQDomElement tmp = nl.item(i).firstChild().toElement();
		    if ( tmp.tagName() != "data" )
			continue;
		    TQString format = tmp.attribute("format", "PNG" );
		    TQString data = tmp.firstChild().toText().data();
		    out << indent << "our $" << img << ";" << endl;
		    if ( format == "XPM.GZ" )
                    {
			xpmImages += img;
			ulong length = tmp.attribute("length").toULong();
			TQByteArray baunzip = unzipXPM( data, length );
			length = baunzip.size();
			// shouldn't we test the initial `length' against the
			// resulting `length' to catch corrupt UIC files?
			int a = 0;
                        out << indent << "our $" << img << "_data =\n[";

			while ( baunzip[a] != '\"' )
			    a++;
			for ( ; a < (int) length; a++ )
			{
			    char ch;
			    if ((ch = baunzip[a]) == '}')
			    {
				out << "];\n" << endl;

				break;
			    }
			    out << ch;
			}
		    }
                    else
                    {
			images += img;
                        out << indent << "our $" << img << "_data = pack 'C*'," << endl;
			++indent;
 			int a ;
			for ( a = 0; a < (int) (data.length()/2)-1; a++ ) {
			    out << "0x" << TQString(data[2*a]) << TQString(data[2*a+1]) << ",";
			    if ( a % 12 == 11 )
				out << endl << "    ";
			    else
				out << " ";
			}
			out << "0x" << TQString(data[2*a]) << TQString(data[2*a+1]) << ";" << endl;
			--indent;
                        out << endl;
		    }
		}
	    }
	}
	out << endl;
    }
    else if ( externPixmaps )
    {
	pixmapLoaderFunction = "TQt::Pixmap::fromMimeSource";
    }


    // constructor(s)
    out << indent << "sub NEW" << endl;
    out << indent << "{" << endl;
    ++indent;
    if ( objClass == "TQt::Dialog" || objClass == "TQt::Wizard" ) {
	out << indent << "shift->SUPER::NEW(@_[0..3]);" << endl;
    } else if ( objClass == "TQt::Widget")  {
	out << indent << "shift->SUPER::NEW(@_[0..2]);" << endl;
    } else if ( objClass == "TQt::MainWindow" ) {
	out << indent << "shift->SUPER::NEW(@_[0..2]);" << endl;
	out << indent << "statusBar();" << endl;
	isMainWindow = TRUE;
    } else {
	out << indent << "shift->SUPER::NEW(@_[0,1]);" << endl;
    }

    out << endl;

    // create pixmaps for all images
    if ( !images.isEmpty() ) {
	TQStringList::Iterator it;
	for ( it = images.begin(); it != images.end(); ++it ) {
	    out << indent << "$" << (*it) << " = TQt::Pixmap();" << endl;
	    out << indent << "$" << (*it) << "->loadFromData($" << (*it) << "_data, length ($" << (*it) << "_data), \"PNG\");" << endl;
	}
        out << endl;
    }
    // create pixmaps for all images
    if ( !xpmImages.isEmpty() ) {
	for ( it = xpmImages.begin(); it != xpmImages.end(); ++it ) {
	    out << indent << "$" << (*it) << " = TQt::Pixmap($" << (*it) << "_data);" << endl;
	}
	out << endl;
    }


    // set the properties
    TQSize geometry( 0, 0 );

    for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() ) {
	if ( n.tagName() == "property" ) {
	    bool stdset = stdsetdef;
	    if ( n.hasAttribute( "stdset" ) )
		stdset = toBool( n.attribute( "stdset" ) );
	    TQString prop = n.attribute("name");
	    TQDomElement n2 = n.firstChild().toElement();
	    TQString value = setObjectProperty( objClass, TQString::null, prop, n2, stdset );
	    if ( value.isEmpty() )
		continue;

	    if ( prop == "geometry" && n2.tagName() == "rect" ) {
		TQDomElement n3 = n2.firstChild().toElement();
		while ( !n3.isNull() ) {
		    if ( n3.tagName() == "width" )
			geometry.setWidth( n3.firstChild().toText().data().toInt() );
		    else if ( n3.tagName() == "height" )
			geometry.setHeight( n3.firstChild().toText().data().toInt() );
		    n3 = n3.nextSibling().toElement();
		}
	    } else {
		TQString call;
		if ( stdset )
		    call = mkStdSet( prop ) + "(" + value;
		else
		    call = "setProperty(\"" + prop + "\", TQt::Variant(" + value + ")";
		call += " );";
		if ( n2.tagName() == "string" ) {
		    trout << indent << call << endl;
		} else if ( prop == "name" ) {
		    out << indent << "if ( name() eq \"unnamed\" )" << endl;
		    out << indent << "{" << endl;
		    ++indent;
		    out << indent << call << endl;
		    --indent;
		    out << indent << "}" << endl;
		} else {
		    out << indent << call << endl;
		}
	    }
	}
    }

    out << endl;

    // create all children, some forms have special requirements

    if ( objClass == "TQt::Wizard" )
    {
	for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() )
        {
	    if ( tags.contains( n.tagName()  ) )
            {
		TQString page = createObjectImpl( n, objClass, "this" );
		TQString comment;
		TQString label = DomTool::readAttribute( n, "title", "", comment ).toString();
		out << indent << "addPage( " << page << ", \"\" );" << endl;
		trout << indent << "setTitle( " << page << ", " << trcall( label, comment ) << " );" << endl;
		TQVariant def( FALSE );
		if ( DomTool::hasAttribute( n, "backEnabled" ) )
		    out << indent << "setBackEnabled(" << page << "," << mkBool( DomTool::readAttribute( n, "backEnabled", def).toBool() ) << ");" << endl;
		if ( DomTool::hasAttribute( n, "nextEnabled" ) )
		    out << indent << "setNextEnabled(" << page << "," << mkBool( DomTool::readAttribute( n, "nextEnabled", def).toBool() ) << ");" << endl;
		if ( DomTool::hasAttribute( n, "finishEnabled" ) )
		    out << indent << "setFinishEnabled(" << page << "," << mkBool( DomTool::readAttribute( n, "finishEnabled", def).toBool() ) << ");" << endl;
		if ( DomTool::hasAttribute( n, "helpEnabled" ) )
		    out << indent << "setHelpEnabled(" << page << "," << mkBool( DomTool::readAttribute( n, "helpEnabled", def).toBool() ) << ");" << endl;
		if ( DomTool::hasAttribute( n, "finish" ) )
		    out << indent << "setFinish( " << page << "," << mkBool( DomTool::readAttribute( n, "finish", def).toBool() ) << ");" << endl;
	    }
	}
    }
    else
    { // standard widgets
	for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() )
        {
	    if ( tags.contains( n.tagName()  ) )
		createObjectImpl( n, objName, "this" );
	}
    }

    // database support
    dbConnections = unique( dbConnections );
    if ( dbConnections.count() )
	out << endl;
    for ( it = dbConnections.begin(); it != dbConnections.end(); ++it ) {
	if ( !(*it).isEmpty() && (*it) != "(default)") {
	    out << indent << (*it) << "Connection = TQt::SqlDatabase::database(\"" <<(*it) << "\");" << endl;
	}
    }

    nl = e.parentNode().toElement().elementsByTagName( "widget" );
    for ( i = 1; i < (int) nl.length(); i++ ) { // start at 1, 0 is the toplevel widget
	n = nl.item(i).toElement();
	TQString s = getClassName( n );
	if ( (dbForm || subDbForms) && ( s == "TQt::DataBrowser" || s == "TQt::DataView" ) ) {
	    TQString objName = getObjectName( n );
	    TQString tab = getDatabaseInfo( n, "table" );
	    TQString con = getDatabaseInfo( n, "connection" );
	    out << indent << "my $" << objName << "Form = TQt::SqlForm(this, \"" << objName << "Form\");" << endl;
	    TQDomElement n2;
	    for ( n2 = n.firstChild().toElement(); !n2.isNull(); n2 = n2.nextSibling().toElement() )
		createFormImpl( n2, objName, con, tab );
	    out << indent << objName << "->setForm($" << objName << "Form);" << endl;
	}
    }

    // actions, toolbars, menubar
    bool needEndl = FALSE;
    for ( n = e; !n.isNull(); n = n.nextSibling().toElement() ) {
	if ( n.tagName()  == "actions" ) {
	    if ( !needEndl )
		out << endl;
	    createActionImpl( n.firstChild().toElement(), "this" );
	    needEndl = TRUE;
	}
    }
    if ( needEndl )
	out << endl;
    needEndl = FALSE;
    for ( n = e; !n.isNull(); n = n.nextSibling().toElement() ) {
	if ( n.tagName() == "toolbars" ) {
	    if ( !needEndl )
		out << endl;
	    createToolbarImpl( n, objClass, objName );
	    needEndl = TRUE;
	}
    }
    if ( needEndl )
	out << endl;
    needEndl = FALSE;
    for ( n = e; !n.isNull(); n = n.nextSibling().toElement() ) {
	if ( n.tagName() == "menubar" ) {
	    if ( !needEndl )
		out << endl;
	    createMenuBarImpl( n, objClass, objName );
	    needEndl = TRUE;
	}
    }
    if ( needEndl )
	out << endl;

    out << indent << "languageChange();" << endl;

    // take minimumSizeHint() into account, for height-for-width widgets
    if ( !geometry.isNull() ) {
        out << indent << "my $resize = TQt::Size(" << geometry.width() << ", "
	    << geometry.height() << ");" << endl;
	out << indent << "$resize = $resize->expandedTo(minimumSizeHint());" << endl;
	out << indent << "resize( $resize );" << endl;
	out << indent << "clearWState( &TQt::WState_Polished );" << endl;
    }

    for ( n = e; !n.isNull(); n = n.nextSibling().toElement() ) {
	if ( n.tagName()  == "connections" ) {
	    // setup signals and slots connections
	    out << endl;
	    nl = n.elementsByTagName( "connection" );
	    for ( i = 0; i < (int) nl.length(); i++ ) {
		TQString sender, receiver, signal, slot;
		for ( TQDomElement n2 = nl.item(i).firstChild().toElement(); !n2.isNull(); n2 = n2.nextSibling().toElement() ) {
		    if ( n2.tagName() == "sender" )
			sender = n2.firstChild().toText().data();
		    else if ( n2.tagName() == "receiver" )
			receiver = n2.firstChild().toText().data();
		    else if ( n2.tagName() == "signal" )
			signal = n2.firstChild().toText().data();
		    else if ( n2.tagName() == "slot" )
			slot = n2.firstChild().toText().data();
		}
		if ( sender.isEmpty() ||
		     receiver.isEmpty() ||
		     signal.isEmpty() ||
		     slot.isEmpty() )
		    continue;
		else if ( sender[0] == '<' ||
			   receiver[0] == '<' ||
			   signal[0] == '<' ||
			   slot[0] == '<' )
                    continue;
		sender = registeredName( sender );
		receiver = registeredName( receiver );

		if ( sender == objName )
		    sender = "this";
		if ( receiver == objName )
		    receiver = "this";

		out << indent << "TQt::Object::connect(" << sender
		    << ", TQ_SIGNAL \"" << signal << "\", "<< receiver << ", TQ_SLOT \"" << slot << "\");" << endl;
	    }
	} else if ( n.tagName()  == "tabstops" ) {
	    // setup tab order
	    out << endl;
	    TQString lastName;
	    TQDomElement n2 = n.firstChild().toElement();
	    while ( !n2.isNull() ) {
		if ( n2.tagName() == "tabstop" ) {
		    TQString name = n2.firstChild().toText().data();
		    name = registeredName( name );
		    if ( !lastName.isEmpty() )
			out << indent << "setTabOrder(" << lastName << ", " << name << ");" << endl;
		    lastName = name;
		}
		n2 = n2.nextSibling().toElement();
	    }
	}
    }

    // buddies
    bool firstBuddy = TRUE;
    for ( TQValueList<Buddy>::Iterator buddy = buddies.begin(); buddy != buddies.end(); ++buddy ) {
	if ( isObjectRegistered( (*buddy).buddy ) ) {
	    if ( firstBuddy ) {
		out << endl;
	    }
	    out << indent << (*buddy).key << "->setBuddy(this->" << registeredName( (*buddy).buddy ) << ");" << endl;
	    firstBuddy = FALSE;
	}

    }
    if ( extraFuncts.find( "init()" ) != extraFuncts.end() ||
	 extraSlots.find( "init()" ) != extraSlots.end() )
        out << endl << indent << "init();" << endl;

    // end of constructor
    --indent;
    out << indent << "}" << endl;
    out << endl;

    if ( extraFuncts.find( "destroy()" ) != extraFuncts.end() ||
	 extraSlots.find( "destroy()" ) != extraSlots.end() ) {
        out << endl;
        out << indent << "sub DESTROY" << endl;
        out << indent << "{" << endl;
        ++indent;
        out << indent << "destroy();" << endl;
	out << indent << "SUPER->DESTROY()" << endl;
        --indent;
        out << indent << "}" << endl;
    }


    // handle application events if required
    bool needFontEventHandler = FALSE;
    bool needSqlTableEventHandler = FALSE;
    bool needSqlDataBrowserEventHandler = FALSE;
    nl = e.elementsByTagName( "widget" );
    for ( i = 0; i < (int) nl.length(); i++ ) {
	if ( !DomTool::propertiesOfType( nl.item(i).toElement() , "font" ).isEmpty() )
	    needFontEventHandler = TRUE;
	TQString s = getClassName( nl.item(i).toElement() );
	if ( s == "TQt::DataTable" || s == "TQt::DataBrowser" ) {
	    if ( !isFrameworkCodeGenerated( nl.item(i).toElement() ) )
		 continue;
	    if ( s == "TQt::DataTable" )
		needSqlTableEventHandler = TRUE;
	    if ( s == "TQt::DataBrowser" )
		needSqlDataBrowserEventHandler = TRUE;
	}
	if ( needFontEventHandler && needSqlTableEventHandler && needSqlDataBrowserEventHandler )
	    break;
    }

// PerlTQt - TODO: is this needed ?
// Seems not.. let's ifzero for now...

    if ( 0 && needFontEventHandler ) {
	//	indent = "\t"; // increase indentation for if-clause below
	out << endl;
	out << "#  Main event handler. Reimplemented to handle" << endl;
	out << "#  application font changes" << endl;
	out << endl;
	out << "sub event" << endl;
	out << "{" << endl;
        out << "    my $ev = shift;" << endl;
	out << "    my $ret = SUPER->event( $ev ); " << endl;
	if ( needFontEventHandler ) {
	    ++indent;
	    out << "    if ( $ev->type() == &TQt::Event::ApplicationFontChange ) {" << endl;
	    for ( i = 0; i < (int) nl.length(); i++ ) {
		n = nl.item(i).toElement();
		TQStringList list = DomTool::propertiesOfType( n, "font" );
		for ( it = list.begin(); it != list.end(); ++it )
		    createExclusiveProperty( n, *it );
	    }
	    out << "    }" << endl;
	    --indent;
	}
	out << "}" << endl;
	out << endl;
    }

    if ( needSqlTableEventHandler || needSqlDataBrowserEventHandler ) {
	out << endl;
	out << indent << "# Widget polish.  Reimplemented to handle default data" << endl;
	if ( needSqlTableEventHandler )
	    out << indent << "# table initialization." << endl;
	if ( needSqlDataBrowserEventHandler )
	    out << indent << "# browser initialization." << endl;
	out << indent << "sub polish" << endl;
	out << indent << "{" << endl;
	++indent;
	if ( needSqlTableEventHandler ) {
	    for ( i = 0; i < (int) nl.length(); i++ ) {
		TQString s = getClassName( nl.item(i).toElement() );
		if ( s == "TQt::DataTable" ) {
		    n = nl.item(i).toElement();
		    TQString c = getObjectName( n );
		    TQString conn = getDatabaseInfo( n, "connection" );
		    TQString tab = getDatabaseInfo( n, "table" );
		    if ( !( conn.isEmpty() || tab.isEmpty() || !isFrameworkCodeGenerated( nl.item(i).toElement() ) ) ) {
			out << indent << "if(" << c << ")" << endl;
			out << indent << "{" << endl;
			++indent;
			out << indent << "my $cursor = " << c << "->sqlCursor();" << endl;
			out << endl;
			out << indent << "if(!$cursor)" << endl;
			out << indent << "{" << endl;
			++indent;
			if ( conn == "(default)" )
			    out << indent << "$cursor = TQt::SqlCursor(\"" << tab << "\");" << endl;
			else
			    out << indent << "$cursor = TQt::SqlCursor(\"" << tab << "\", 1, " << conn << "Connection);" << endl;
			out << indent << "if ( " << c << "->isReadOnly() ) " << endl;
			out << indent << "{" << endl;
			++indent;
			out << indent << "$cursor->setMode( &TQt::SqlCursor::ReadOnly )" << endl;
			--indent;
			out << indent << "}" << endl;
			out << indent << c << "->setSqlCursor($cursor, 0, 1);" << endl;
			--indent;
			out << endl;
			out << indent << "}" << endl;
			out << indent << "if(!$cursor->isActive())" << endl;
			out << indent << "{" << endl;
			++indent;
			out << indent << c << "->refresh( &TQt::DataTable::RefreshAll );" << endl;
			--indent;
			out << indent << "}" << endl;
			--indent;
			out << indent << "}" << endl;
		    }
		}
	    }
	}
	if ( needSqlDataBrowserEventHandler ) {
	    nl = e.elementsByTagName( "widget" );
	    for ( i = 0; i < (int) nl.length(); i++ ) {
		TQString s = getClassName( nl.item(i).toElement() );
		if ( s == "TQt::DataBrowser" ) {
		    TQString obj = getObjectName( nl.item(i).toElement() );
		    TQString tab = getDatabaseInfo( nl.item(i).toElement(),
						   "table" );
		    TQString conn = getDatabaseInfo( nl.item(i).toElement(),
						    "connection" );
		    if ( !(tab).isEmpty() || !isFrameworkCodeGenerated( nl.item(i).toElement() ) ) {
			out << indent << "if(" << obj << ")" << endl;
			out << indent << "{" << endl;
			++indent;
			out << indent << "if(!" << obj << "->sqlCursor())" << endl;
			out << indent << "{" << endl;
			++indent;
			if ( conn == "(default)" )
			    out << indent << "my $cursor = TQt::SqlCursor(\"" << tab << "\");" << endl;
			else
			    out << indent << "my $cursor = TQt::SqlCursor(\"" << tab << "\", 1, " << conn << "Connection);" << endl;
			out << indent << obj << "->setSqlCursor($cursor, 1);" << endl;
			out << indent << obj << "->refresh();" << endl;
			out << indent << obj << "->first();" << endl;
			--indent;
			out << indent << "}" << endl;
			--indent;
			out << indent << "}" << endl;
		    }
		}
	    }
	}
	out << indent << "SUPER->polish();" << endl;
	--indent;
	out << indent << "}" << endl;
    }

    out << endl;
    out << indent << "#  Sets the strings of the subwidgets using the current" << endl;
    out << indent << "#  language." << endl;
    out << endl;
    out << indent << "sub languageChange" << endl;
    out << indent << "{" << endl;
    ++indent;
    out << languageChangeBody;
    --indent;
    out << indent << "}" << endl;
    out << endl;

    // create stubs for additional functs/slots if necessary

    for ( it = extraSlots.begin(); it != extraSlots.end(); ++it )
    	extraFuncts << *it;

    if ( !extraFuncts.isEmpty() && writeFunctImpl && uiPmInclude.isNull() ) {
	for ( it = extraFuncts.begin(); it != extraFuncts.end(); ++it ) {
	    out << endl;
	    int astart = (*it).find('(');
	    out << indent << "sub " << (*it).left(astart)<< endl;
	    out << indent << "{" << endl;
	    bool createWarning = TRUE;
	    TQString fname = Parser::cleanArgs( *it );
	    TQMap<TQString, TQString>::Iterator fit = functionImpls.find( fname );
	    if ( fit != functionImpls.end() ) {
		int begin = (*fit).find( "{" );
		TQString body = (*fit).mid( begin + 1, (*fit).findRev( "}" ) - begin - 1 );
		createWarning = body.simplifyWhiteSpace().isEmpty();
		if ( !createWarning )
		    out << body << endl;
	    }
	    if ( createWarning ) {
		++indent;
		if ( *it != "init()" && *it != "destroy()" )
		    out << indent << "print \"" << nameOfClass << "->" << (*it) << ": Not implemented yet.\\n\";" << endl;
		--indent;
	    }
	    out << indent << "}" << endl;

	}
    }
    else if( !extraFuncts.isEmpty() && writeFunctImpl )
    {
	++indent;
        for ( it = extraFuncts.begin(); it != extraFuncts.end(); ++it ) {
	    if ( *it == "init()" || *it == "destroy()" )
		continue;
            int astart = (*it).find('(');
            TQRegExp r( "(\\nsub\\s+" + (*it).left(astart) + "(?:\\s*#\\s*TQ_SLOT:[^\\n]+|[ \t]+)?\\n\\{)(\\s*)(\\}\\n)" );
	    r.setMinimal( true );
	    uiPmInclude.replace( r, "\\1\n" +
			indent + "print \"" + nameOfClass + "->" + (*it) +
			": Not implemented yet.\\n\";" + "\n\\3" );
        }
	--indent;

    }

    if( !uiPmInclude.isNull() )
	out << uiPmInclude;

    out << endl;
    out << "1;" << endl; // Perl modules must return true
}


/*! Creates form support implementation code for the widgets given
  in \a e.

  Traverses recursively over all children.
 */

void Uic::createFormImpl( const TQDomElement& e, const TQString& form, const TQString& connection, const TQString& table )
{
    if ( e.tagName() == "widget" &&
	 e.attribute( "class" ) != "TQt::DataTable" ) {
	TQString field = getDatabaseInfo( e, "field" );
	if ( !field.isEmpty() ) {
	    if ( isWidgetInTable( e, connection, table ) )
		out << indent << "$" << form << "Form->insert(" << getObjectName( e ) << ", " << fixString( field ) << ");" << endl;
	}
    }
    TQDomElement n;
    for ( n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement() ) {
	createFormImpl( n, form, connection, table );
    }
}


// Generate a PerlTQt signal/slot definition.

void Uic::perlSlot(TQStringList::Iterator &it)
{
    int astart = (*it).find('(');
    out << indent << (*it).left(astart) << " => ";
    TQString args = (*it).mid(astart + 1,(*it).find(')') - astart - 1).stripWhiteSpace();
    out << "[";
    if (!args.isEmpty())
    {
	TQStringList arglist = TQStringList::split( TQRegExp(","), args );
	out << "'" << arglist.join( "', '") << "'";
    }
    out << "]";
}