get field data from CRM 4

    
// get field data from crm 4.0 entity

    public string getLookup(string _prop)
    {
        Lookup lkp = (Lookup)entity[_prop];
        return lkp.name;
    }

    internal string getPicklist(string _prop)
    {
        Picklist pick = (Picklist)entity[_prop];
        return pick.name;
    }

    public string getDate(string _prop)
    {
        CrmDateTimeProperty cdp = new CrmDateTimeProperty(_prop, (CrmDateTime)entity.Properties[_prop]);
        return cdp.Value.date;
    }

    public string getBool(string _prop)
    {
        string ret = "";
        try
        {
            CrmBooleanProperty CBP = new CrmBooleanProperty(_prop, (CrmBoolean)entity.Properties[_prop]);
            ret = CBP.Value.Value.ToString();
        }
        catch (Exception ex)
        {
            ret = "";
        }
        return ret;
    }

    internal string getOwner(string _prop)
    {
        Owner own = (Owner)entity[_prop];
        return own.name;
    }

    public string getData(string _prop)
    {
        string ret = "";
        string type = null;

        try
        {
            type = entity.Properties[_prop].GetType().ToString();
            System.Diagnostics.Debug.Print("TYPE( {0} ):= {1}",_prop, type);
        }
        catch (Exception e)
        {
            type = e.Message;
            ret = e.Message;
            return ret;
        }

        if (type == "Microsoft.Crm.Sdk.Owner")
        {
            ret = ret = getOwner(_prop);
        }
        else if (type == "Microsoft.Crm.Sdk.CrmBoolean")
        {
            ret = getBool(_prop);
        }
        else if(type == "System.String")
        {
                //StringProperty sp = new StringProperty(_prop, (string)entity.Properties[_prop]);
                ret = entity.Properties[_prop].ToString();
        }
        else if (type == "Microsoft.Crm.Sdk.Lookup")
        {
            ret = getLookup(_prop);
        }
        else if (type == "Microsoft.Crm.Sdk.Picklist")
        {
            ret = getPicklist(_prop);
        }
        
        return ret;
    }
     

Show Picklist item in CRM 4.0

 
/* Jscript */

                         function ShowPickListItem(listID, value)
{
    var objList = document.getElementById(listID);

    if (objList.SavedList != null)
    {
        var selValue = null;
        var indexInsertion = 0;

        for (var i=0; i            if (objList.SavedList[i].value == value)
                objList.SavedList[i].Visible = true;

        // Keep the selected value so we can reselect it after
        if (objList.selectedIndex > -1)
            selValue = objList.options[objList.selectedIndex].value;
        // Remove all the items in the list
        for (var i=objList.options.length - 1; i>=0; i--)
            objList.options.remove(i);

        // Add the items that must be visible
        for (var i=0; i        {
            if (objList.SavedList[i].Visible)
            {
                var oOption = document.createElement('option');

                oOption.text = objList.SavedList[i].Libelle;
                oOption.value = objList.SavedList[i].value;

                objList.options.add(oOption);
            }
        }

        // Reselect the item that was selected
        for (var i=0; i            if (objList.options[i].value == selValue)
                objList.selectedIndex = i;
    }
}     
               

Hide picklist item in CRM 4.0

 
/* Jscript */

  function HidePickListItem(listID, value)
{
    var objList = document.getElementById(listID);

    // If the list has never been saved, save it now
    if (objList.SavedList == null)
    {
        var arrListe = new Array();

        for (var i=0; i        {
            arrListe[i] = new Object();
            arrListe[i].value = objList.options[i].value;
            arrListe[i].Libelle = objList.options[i].text;
            arrListe[i].Visible = true;
        }

        objList.SavedList = arrListe;
    }

    for (var i=0; i        if (objList.SavedList[i].value == value)
            objList.SavedList[i].Visible = false;

    for (var i=objList.options.length - 1; i>=0; i--)
        if (objList.options[i].value == value)
            objList.options.remove(i);
}