[CLOSED] The row selection is lost after changing a value in an editable gridpanel cell and pressing Enter

  1. #1

    [CLOSED] The row selection is lost after changing a value in an editable gridpanel cell and pressing Enter

    Example below (based on this sample). I changed only the selection model to RowSelectionModel.

    To reproduce, start editing a cell, change the value to something else and press enter. The row selection will disappear. Clicking somewhere else on the row doesn't bring the selection back, however, if I click on a different row and then click back on this row will work.

    I tested this example using the Ext 2.1.1 version.

    Thank you

    <%@ Page Language="C#" %>
    
    <%@ Import Namespace="System.Collections.Generic" %>
    
    <%@ Register Assembly="Ext.Net" Namespace="Ext.Net" TagPrefix="ext" %>
    
    <script runat="server">
        public class Company
        {
            public int ID { get; set; }
            public string Name { get; set; }
            public double Price { get; set; }
            public double Change { get; set; }
            public double PctChange { get; set; }
            public DateTime LastChange { get; set; }
        }
        
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!X.IsAjaxRequest)
            {
                this.BindData();
            }
        }
    
        private void BindData()
        {
            Store store = this.GridPanel1.GetStore();
            store.DataSource = this.GetData();
            store.DataBind();
        }
    
        private List<Company> GetData()
        {
            return new List<Company> 
            {
                new Company { ID = 1, Name = "3m Co", Price = 71.72, Change = 0.02, PctChange = 0.03, LastChange = DateTime.Now },
                new Company { ID = 2, Name = "Alcoa Inc", Price = 29.01, Change = 0.42, PctChange = 1.47, LastChange = DateTime.Now },
                new Company { ID = 3, Name = "Altria Group Inc", Price = 83.81, Change = 0.28, PctChange = 0.34, LastChange = DateTime.Now },
                new Company { ID = 4, Name = "American Express Company", Price = 52.55, Change = 0.01, PctChange = 0.02, LastChange = DateTime.Now },
                new Company { ID = 5, Name = "American International Group, Inc.", Price = 64.13, Change = 0.31, PctChange = 0.49, LastChange = DateTime.Now },
                new Company { ID = 6, Name = "AT&T Inc.", Price = 31.61, Change = -0.48, PctChange = -1.54, LastChange = DateTime.Now },
                new Company { ID = 7, Name = "Boeing Co.", Price = 75.43, Change = 0.53, PctChange = 0.71, LastChange = DateTime.Now },
                new Company { ID = 8, Name = "Caterpillar Inc.", Price = 67.27, Change = 0.92, PctChange = 1.39, LastChange = DateTime.Now },
                new Company { ID = 9, Name = "Citigroup, Inc.", Price = 49.37, Change = 0.02, PctChange = 0.04, LastChange = DateTime.Now },
                new Company { ID = 10, Name = "E.I. du Pont de Nemours and Company", Price = 40.48, Change = 0.51, PctChange = 1.28, LastChange = DateTime.Now },
                new Company { ID = 11, Name = "Exxon Mobil Corp", Price = 68.1, Change = -0.43, PctChange = -0.64, LastChange = DateTime.Now },
                new Company { ID = 12, Name = "General Electric Company", Price = 34.14, Change = -0.08, PctChange = -0.23, LastChange = DateTime.Now },
                new Company { ID = 13, Name = "General Motors Corporation", Price = 30.27, Change = 1.09, PctChange = 3.74, LastChange = DateTime.Now },
                new Company { ID = 14, Name = "Hewlett-Packard Co.", Price = 36.53, Change = -0.03, PctChange = -0.08, LastChange = DateTime.Now },
                new Company { ID = 15, Name = "Honeywell Intl Inc", Price = 38.77, Change = 0.05, PctChange = 0.13, LastChange = DateTime.Now },
                new Company { ID = 16, Name = "Intel Corporation", Price = 19.88, Change = 0.31, PctChange = 1.58, LastChange = DateTime.Now },
                new Company { ID = 17, Name = "International Business Machines", Price = 81.41, Change = 0.44, PctChange = 0.54, LastChange = DateTime.Now },
                new Company { ID = 18, Name = "Johnson & Johnson", Price = 64.72, Change = 0.06, PctChange = 0.09, LastChange = DateTime.Now },
                new Company { ID = 19, Name = "JP Morgan & Chase & Co", Price = 45.73, Change = 0.07, PctChange = 0.15, LastChange = DateTime.Now },
                new Company { ID = 20, Name = "McDonald\"s Corporation", Price = 36.76, Change = 0.86, PctChange = 2.40, LastChange = DateTime.Now },
                new Company { ID = 21, Name = "Merck & Co., Inc.", Price = 40.96, Change = 0.41, PctChange = 1.01, LastChange = DateTime.Now },
                new Company { ID = 22, Name = "Microsoft Corporation", Price = 25.84, Change = 0.14, PctChange = 0.54, LastChange = DateTime.Now },
                new Company { ID = 23, Name = "Pfizer Inc", Price = 27.96, Change = 0.4, PctChange = 1.45, LastChange = DateTime.Now },
                new Company { ID = 24, Name = "The Coca-Cola Company", Price = 45.07, Change = 0.26, PctChange = 0.58, LastChange = DateTime.Now },
                new Company { ID = 25, Name = "The Home Depot, Inc.", Price = 34.64, Change = 0.35, PctChange = 1.02, LastChange = DateTime.Now },
                new Company { ID = 26, Name = "The Procter & Gamble Company", Price = 61.91, Change = 0.01, PctChange = 0.02, LastChange = DateTime.Now },
                new Company { ID = 27, Name = "United Technologies Corporation", Price = 63.26, Change = 0.55, PctChange = 0.88, LastChange = DateTime.Now },
                new Company { ID = 28, Name = "Verizon Communications", Price = 35.57, Change = 0.39, PctChange = 1.11, LastChange = DateTime.Now },
                new Company { ID = 29, Name = "Wal-Mart Stores, Inc.", Price = 45.45, Change = 0.73, PctChange = 1.63, LastChange = DateTime.Now }
            };
        }
    
        [DirectMethod(Namespace = "CompanyX")]
        public void Edit(int id, string field, string oldValue, string newValue, object customer)
        {
            string message = "<b>Property:</b> {0}<br /><b>Field:</b> {1}<br /><b>Old Value:</b> {2}<br /><b>New Value:</b> {3}";
    
            // Send Message...
            X.Msg.Notify("Edit Record #" + id.ToString(), string.Format(message, id, field, oldValue, newValue)).Show();
    
            this.GridPanel1.GetStore().GetById(id).Commit();
        }
    </script>
    
    <!DOCTYPE html>
    
    <html>
    <head runat="server">
        <title>Editor with DirectMethod - Ext.NET Examples</title>
        <link href="/resources/css/examples.css" rel="stylesheet" />    
    
        <script>
            var template = 'color:{0};';
    
            var change = function (value, meta) {
                meta.style = Ext.String.format(template, (value > 0) ? "green" : "red");            
                return value;
            };
    
            var pctChange = function (value, meta) {
                meta.style = Ext.String.format(template, (value > 0) ? "green" : "red");            
                return value + "%";
            };
            
            var edit = function (editor, e) {
                /*
                    "e" is an edit event with the following properties:
    
                        grid - The grid
                        record - The record that was edited
                        field - The field name that was edited
                        value - The value being set
                        originalValue - The original value for the field, before the edit.
                        row - The grid table row
                        column - The grid Column defining the column that was edited.
                        rowIdx - The row index that was edited
                        colIdx - The column index that was edited
                */
                
                // Call DirectMethod
                if (e.value !== e.originalValue) {
                    CompanyX.Edit(e.record.data.ID, e.field, e.originalValue, e.value, e.record.data);
                }
            };
        </script>
    </head>
    <body>
        <form runat="server">
            <ext:ResourceManager runat="server" />
        
            <h1>Editable GridPanel With Save To [DirectMethod]</h1>
        
            <ext:GridPanel 
                ID="GridPanel1"
                runat="server" 
                Title="Editable GridPanel"
                Width="600" 
                Height="350">
                <Store>
                    <ext:Store runat="server">
                        <Model>
                            <ext:Model runat="server" IDProperty="ID">
                                <Fields>
                                    <ext:ModelField Name="ID" Type="Int" />
                                    <ext:ModelField Name="Name" />
                                    <ext:ModelField Name="Price" Type="Float" />
                                    <ext:ModelField Name="Change" Type="Float" />
                                    <ext:ModelField Name="PctChange" Type="Float" />
                                    <ext:ModelField Name="LastChange" Type="Date" />
                                </Fields>
                            </ext:Model>
                        </Model>
                    </ext:Store>
                </Store>
                <ColumnModel runat="server">
                    <Columns>
                        <ext:Column runat="server" Text="ID" DataIndex="ID" Width="35" />
                        <ext:Column runat="server" Text="Name" DataIndex="Name" Flex="1">
                            <Editor>
                                <ext:TextField runat="server" />
                            </Editor>
                        </ext:Column>
                        <ext:Column runat="server" Text="Price" DataIndex="Price">
                            <Renderer Format="UsMoney" />
                            <Editor>
                                <ext:NumberField runat="server" />
                            </Editor>
                        </ext:Column>
                        <ext:Column runat="server" Text="Change" DataIndex="Change">
                            <Renderer Fn="change" />
                            <Editor>
                                <ext:NumberField runat="server" />
                            </Editor>
                        </ext:Column>
                        <ext:Column runat="server" Text="Change" DataIndex="PctChange">
                            <Renderer Fn="pctChange" />
                            <Editor>
                                <ext:NumberField runat="server" />
                            </Editor>
                        </ext:Column>
                        <ext:DateColumn 
                            runat="server" 
                            Text="Last Updated" 
                            DataIndex="LastChange" 
                            Format="yyyy-MM-dd">
                            <Editor>
                                <ext:DateField runat="server" Format="yyyy-MM-dd" />
                            </Editor>
                        </ext:DateColumn>
                    </Columns>
                </ColumnModel>
                <SelectionModel>
                    <ext:RowSelectionModel runat="server" />
                </SelectionModel>
                <Plugins>
                    <ext:CellEditing runat="server">
                        <Listeners>
                            <Edit Fn="edit" />
                        </Listeners>
                    </ext:CellEditing>
                </Plugins>
            </ext:GridPanel>    
        </form>      
    </body>
    </html>
    Last edited by Daniil; Mar 19, 2013 at 4:29 AM. Reason: [CLOSED]
  2. #2
    Hello!

    Yes, it seems to be fixed in trunk, for Ext 2.1.1 you should refresh selection model:

    App.GridPanel1.view.selModel.refresh();

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