First create solution

2017-03-08 11:21:27 +01:00
commit a2fb86bacf
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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using DevExpress.Data.Filtering;
+using DevExpress.ExpressApp;
+using DevExpress.ExpressApp.Actions;
+using DevExpress.ExpressApp.Editors;
+using DevExpress.ExpressApp.Layout;
+using DevExpress.ExpressApp.Model.NodeGenerators;
+using DevExpress.ExpressApp.SystemModule;
+using DevExpress.ExpressApp.Templates;
+using DevExpress.ExpressApp.Utils;
+using DevExpress.Persistent.Base;
+using DevExpress.Persistent.Validation;
+using DevExpress.ExpressApp.Web.Editors;
+using DevExpress.ExpressApp.Web.Editors.ASPx;
+using DevExpress.Web;
+using DevExpress.ExpressApp.Model;
+using DevExpress.Web.Data;
+
+namespace Nuvolar.Module.Web.CSharp.Controllers
+{
+    // For more typical usage scenarios, be sure to check out https://documentation.devexpress.com/eXpressAppFramework/clsDevExpressExpressAppViewControllertopic.aspx.
+    public partial class ASPxGridList_VC : ViewController<ListView>
+    {
+        public ASPxGridList_VC()
+        {
+            InitializeComponent();
+            // Target required Views (via the TargetXXX properties) and create their Actions.
+        }
+        protected override void OnActivated()
+        {
+            base.OnActivated();
+            // Perform various tasks depending on the target View.
+        }
+        protected override void OnViewControlsCreated()
+        {
+            base.OnViewControlsCreated();
+            ASPxGridListEditor _ASPxGridListEditor = (View as ListView).Editor as ASPxGridListEditor;
+            if (_ASPxGridListEditor!=null)
+            {
+                ASPxGridView _ASPxGridView = _ASPxGridListEditor.Grid as ASPxGridView;
+                if (_ASPxGridView!=null)
+                {
+                    _ASPxGridView.CustomColumnDisplayText += ASPxGridView_CustomColumnDisplayText;
+                    //_ASPxGridView.ParseValue += ASPxGridView_ParseValue;
+                }
+            }
+        }
+
+        private void ASPxGridView_ParseValue(object sender, ASPxParseValueEventArgs e)
+        {
+            if (e.FieldName=="")
+            {
+                try
+                {
+
+                }
+                catch (Exception ex)
+                {
+
+                    throw;
+                }
+            }
+            
+        }
+
+        private void ASPxGridView_CustomColumnDisplayText(object sender, ASPxGridViewColumnDisplayTextEventArgs e)
+        {
+            IModelColumnExtender _IModelColumnExtender = null;
+            if (View!=null)
+            {
+                if (e.Column.FieldName!="")
+                {
+                    _IModelColumnExtender = View.Model.Columns[e.Column.FieldName] as IModelColumnExtender;
+                    if (_IModelColumnExtender!=null)
+                    {
+                        if (_IModelColumnExtender.HideValueIfZero)
+                        {
+                            if (IsNumeric(e.Value))
+                            {
+                                if (double.Parse(e.Value.ToString())==0)
+                                {
+                                    e.DisplayText = "";
+                                }
+                                
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        private bool IsNumeric(object Expression)
+        {
+            double retNum;
+
+            bool isNum = Double.TryParse(Convert.ToString(Expression), System.Globalization.NumberStyles.Any, System.Globalization.NumberFormatInfo.InvariantInfo, out retNum);
+            return isNum;
+        }
+        protected override void OnDeactivated()
+        {
+            // Unsubscribe from previously subscribed events and release other references and resources.
+            base.OnDeactivated();
+        }
+    }
+}