package org.litesoft.GWT.forms.client.components.factories.others;

import com.google.gwt.user.client.ui.*;
import org.litesoft.GWT.client.*;
import org.litesoft.GWT.client.widgets.nonpublic.*;
import org.litesoft.GWT.forms.client.components.factories.*;
import org.litesoft.GWT.forms.client.nonpublic.*;
import org.litesoft.core.util.*;
import org.litesoft.ui.def.*;
import org.litesoft.ui.def.nonpublic.*;
import org.litesoft.ui.def.nonpublic.support.*;

public class UiLabelWidgetFactory implements FormComponentFactory
{
    public Widget create( FormInstanceComponentHandler pComponentHandler, UiDef pUiDef,
                          FormMetaData pFormMetaData, boolean pHasHorizontalPeer )
    {
        UiLabelDef zDef = (UiLabelDef) pUiDef;
        LabelMetaData zMD = pFormMetaData.getLabel( zDef );
        if ( zMD == null )
        {
            throw new IllegalStateException( "Metadata required for a " + zDef );
        }
        return ApplyFont.to( zDef.getFont(), createLabel( zDef, zMD ) );
    }

    protected Widget createLabel( UiLabelDef pDef, LabelMetaData pMD )
    {
        String text = UtilsCommon.normalizeNewLines( pMD.getExternalText() );
        if ( -1 == text.indexOf( '\n') )
        {
            return new Label( text );
        }
        String html = UtilsGwt.HTMLize( text );
        return new HTML( html );
    }
}