Combobox.cs :  » Content-Management-Systems-CMS » Kooboo » Everest » Forms » ExtForm » Controls » C# / CSharp Open Source

/*
Kooboo is a content management system based on ASP.NET MVC framework. Copyright 2009 Yardi Technology Limited.

This program is free software: you can redistribute it and/or modify it under the terms of the
GNU General Public License version 3 as published by the Free Software Foundation.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program.
If not, see http://www.kooboo.com/gpl3/.
*/
using System;
using System.Linq;
using System.Text;
using System.Collections.Generic;
using System.Collections.Specialized;



using Everest.Library.ExtensionMethod;
namespace Everest.Forms.ExtForm.Controls{
    public class Combobox : ExtControlBase
    {
        public override string Name
        {
            get { return "Combobox"; }
        }

        protected override string XType
        {
            get { return "combo"; }
        }
        protected override string RenderConfig(IColumn column)
        {
            StringBuilder storeBuilder = new StringBuilder();
            string mode = "local";
            if (string.IsNullOrEmpty(column.DetailAttributes["url"]))
            {
                if (string.IsNullOrEmpty(column.Items))
                {
                    column.Items = "NULL:::NULL";
                }
                mode = "local";
                NameValueCollection nameValues = ColumnHelper.ParseColumnItems(column.Items);
                StringBuilder jsonBuilder = new StringBuilder("[");
                if (nameValues.Count > 0)
                {
                    foreach (string key in nameValues.Keys)
                    {
                        jsonBuilder.AppendFormat("['{0}','{1}'],", key, nameValues[key]);
                    }
                    jsonBuilder.RemoveLastSpecifiedChar(',');
                }
                jsonBuilder.Append("]");
                storeBuilder.AppendFormat(@"new Ext.data.SimpleStore({{
                            fields: ['Name', 'Value','Image','ImageAlt','Checked'],
                            data : {0}
                        }})", jsonBuilder.ToString());
            }
            else
            {
                mode = "remote";
                string baseParams = "{}";
                if (!string.IsNullOrEmpty(column.DetailAttributes["baseParams"]))
                {
                    baseParams = column.DetailAttributes["baseParams"];
                    column.DetailAttributes.Remove("baseParams");
                }
                string requestMethod = "GET";
                if (!string.IsNullOrEmpty(column.DetailAttributes["requestMethod"]))
                {
                    requestMethod = column.DetailAttributes["requestMethod"];
                }

                storeBuilder.AppendFormat(@"new Ext.data.JsonStore({{proxy: new Ext.data.HttpProxy({{
    url: '{0}',
    method: '{2}'
  }}),url : '{0}',baseParams:{1},root:'Rows',totalProperty: 'TotalCount',fields: ['Name', 'Value','Image','ImageAlt','Checked']
                   }})", column.DetailAttributes["url"], baseParams, requestMethod);
            }
            //listWidth value refer to form  defaults: {{width: 230}},
            string listWidth = "230";
            if (!string.IsNullOrEmpty(column.DetailAttributes["width"]))
            {
                listWidth = column.DetailAttributes["width"];
            }
            return string.Format(@"resizable:true,editable:false,listWidth:{3}, hiddenName:'{0}',triggerAction: 'all',selectOnFocus:true,mode: '{2}',
                        displayField:'Name', valueField:'Value',checkField:'Checked',                        
                        store:{1}", column.Name, storeBuilder.ToString(), mode, listWidth);

        }
    }
}