Need to show all production id's when filter is removed

Hi all

I’m trying to filter the records based on Production id, when I give production id stringedit text box form is getting filtered based on the record I’m entering at the same time when i remove the production id it need to show entire production id

public boolean modified()
{
    boolean ret;

    ret = super();
    breakpoint;
    if (this.valueStr()!="")
    {
    ProdTable_ds.query().dataSourceTable(tablenum(ProdTable)).clearDynalinks();
    ProdTable_ds.query().dataSourceTable(tablenum(ProdTable)).clearRange(fieldnum(ProdTable, ProdId));
    ProdTable_ds.query().dataSourceTable(tablenum(ProdTable)).addRange(fieldnum(ProdTable, ProdId)).value(queryValue(this.text()));
    ProdTable_ds.executeQuery();
    
    }
    else
    {
    ProdTable_ds.query().dataSourceTable(tablenum(ProdTable)).addRange(fieldnum(ProdTable,ProdId)).value(queryValue(SysQuery::valueUnlimited()));
    ProdTable_ds.executeQuery();
    }

    return ret;
}

May I know how to do this?

public void executeQuery()
{
    QueryBuildRange prodidfilter,itemidfilter,statusfilter,sitefilter;;

    prodidfilter = SysQuery::findOrCreateRange(ProdTable_q.datasourceTable(tableNum(ProdTable)),fieldNum(ProdTable,ProdId));
    itemidfilter= SysQuery::findOrCreateRange(ProdTable_q.datasourceTable(tableNum(ProdTable)),fieldNum(ProdTable,ItemId));
    statusfilter= SysQuery::findOrCreateRange(ProdTable_q.datasourceTable(tableNum(ProdTable)),fieldNum(ProdTable,ProdStatus));
    sitefilter = SysQuery::findOrCreateRange(ProdTable_q.datasourceTable(tableNum(InventDim)),fieldNum(InventDim, InventSiteId));

    if (txtProdId.text()!="")
    {
        prodidfilter.value(queryValue(txtProdId.text()));
    }
    else
    {
        prodidfilter.value(SysQuery::valueUnlimited());
    }
    if (txtItemid.text()!="")
    {
        itemidfilter.value(queryValue(txtItemid.text()));
    }
    else
    {
        itemidfilter.value(SysQuery::valueUnlimited());
    }
    if (txtProdStatus.text()!="")
    {
        statusfilter.value(queryValue(txtProdStatus.text()));
    }
    else
    {
        statusfilter.value(SysQuery::valueUnlimited());
    }

     if (txtsite.text()!="")
    {
        sitefilter.value(queryValue(txtsite.text()));
    }
    else
    {
        sitefilter.value(SysQuery::valueUnlimited());
    }

    super();

}

public boolean modified()
{
    boolean ret;

    ret = super();

    ProdTable_ds.executeQuery();

    return ret;
}

Done Like this:)