On post #2: Focus row when
GridPanel's SelectionChange
is raised.
On post #3: Override Ext.selection.Model.doSelect.
On more example, based on
https://examples3.ext.net/#/GridPane...ow_Selection/:
Click on
Add 'Boeing Co.' to selection
button
Note:
GridPanel's SelectionChange
is responsible for focusing the row. Take a look on that.
<!DOCTYPE html>
<script runat="server">
protected void Page_Load(object sender, EventArgs e)
{
this.Store1.DataSource = new List<Company>
{
new Company("3m Co", 71.72, 0.02, 0.03),
new Company("Alcoa Inc", 29.01, 0.42, 1.47),
new Company("Altria Group Inc", 83.81, 0.28, 0.34),
new Company("American Express Company", 52.55, 0.01, 0.02),
new Company("American International Group, Inc.", 64.13, 0.31, 0.49),
new Company("AT&T Inc.", 31.61, -0.48, -1.54),
new Company("Boeing Co.", 75.43, 0.53, 0.71),
new Company("Caterpillar Inc.", 67.27, 0.92, 1.39),
new Company("Citigroup, Inc.", 49.37, 0.02, 0.04),
new Company("E.I. du Pont de Nemours and Company", 40.48, 0.51, 1.28),
new Company("Exxon Mobil Corp", 68.1, -0.43, -0.64),
new Company("General Electric Company", 34.14, -0.08, -0.23),
new Company("General Motors Corporation", 30.27, 1.09, 3.74),
new Company("Hewlett-Packard Co.", 36.53, -0.03, -0.08),
new Company("Honeywell Intl Inc", 38.77, 0.05, 0.13),
new Company("Intel Corporation", 19.88, 0.31, 1.58),
new Company("International Business Machines", 81.41, 0.44, 0.54),
new Company("Johnson & Johnson", 64.72, 0.06, 0.09),
new Company("JP Morgan & Chase & Co", 45.73, 0.07, 0.15),
new Company("McDonald\"s Corporation", 36.76, 0.86, 2.40),
new Company("Merck & Co., Inc.", 40.96, 0.41, 1.01),
new Company("Microsoft Corporation", 25.84, 0.14, 0.54),
new Company("Pfizer Inc", 27.96, 0.4, 1.45),
new Company("The Coca-Cola Company", 45.07, 0.26, 0.58),
new Company("The Home Depot, Inc.", 34.64, 0.35, 1.02),
new Company("The Procter & Gamble Company", 61.91, 0.01, 0.02),
new Company("United Technologies Corporation", 63.26, 0.55, 0.88),
new Company("Verizon Communications", 35.57, 0.39, 1.11),
new Company("Wal-Mart Stores, Inc.", 45.45, 0.73, 1.63)
};
}
protected void Button1_Click(object sender, DirectEventArgs e)
{
RowSelectionModel sm = this.GridPanel1.GetSelectionModel() as RowSelectionModel;
StringBuilder sb = new StringBuilder();
foreach (SelectedRow row in sm.SelectedRows)
{
sb.AppendFormat("RecordID: {0} Row index: {1}<br/>", row.RecordID, row.RowIndex);
}
this.Label1.Html = sb.ToString();
}
protected void Clear_Click(object sender, DirectEventArgs e)
{
RowSelectionModel sm = this.GridPanel1.GetSelectionModel() as RowSelectionModel;
sm.ClearSelection();
}
protected void Add_Click(object sender, DirectEventArgs e)
{
RowSelectionModel sm = this.GridPanel1.GetSelectionModel() as RowSelectionModel;
sm.SelectedRows.Add(new SelectedRow("Boeing Co."));
sm.UpdateSelection();
}
protected void SubmitSelection(object sender, DirectEventArgs e)
{
string json = e.ExtraParams["Values"];
Dictionary<string, string>[] companies = JSON.Deserialize<Dictionary<string, string>[]>(json);
StringBuilder sb = new StringBuilder();
sb.Append("<table cellspacing='15'>");
bool addHeader = true;
foreach (Dictionary<string, string> row in companies)
{
if (addHeader)
{
sb.Append("<tr>");
foreach (KeyValuePair<string, string> keyValuePair in row)
{
sb.Append("<td style='white-space:nowrap;font-weight:bold;padding:5px;'>");
sb.Append(keyValuePair.Key);
sb.Append("</td>");
}
sb.Append("</tr>");
addHeader = false;
}
sb.Append("<tr>");
foreach (KeyValuePair<string, string> keyValuePair in row)
{
sb.Append("<td style='white-space:nowrap;padding:5px;'>");
sb.Append(keyValuePair.Value);
sb.Append("</td>");
}
sb.Append("</tr>");
}
sb.Append("</table>");
this.Label1.Html = sb.ToString();
}
public class Company
{
public Company(string name, double price, double change, double pctChange)
{
this.Name = name;
this.Price = price;
this.Change = change;
this.PctChange = pctChange;
}
public Company()
{
}
public string Name { get; set; }
public double Price { get; set; }
public double Change { get; set; }
public double PctChange { get; set; }
}
</script>
<html>
<head runat="server">
<title>Row Selection Model</title>
<link href="/resources/css/examples.css" rel="stylesheet" />
<script>
var FocusSelected = function () {
var firstSelected = App.GridPanel1.selModel.selected.first();
if (firstSelected != null) {
App.GridPanel1.getView().focusRow(firstSelected)
}
}
</script>
</head>
<body>
<form runat="server">
<ext:ResourceManager runat="server" />
<ext:Store ID="Store1" runat="server">
<Model>
<ext:Model runat="server" IDProperty="Name">
<Fields>
<ext:ModelField Name="Name" />
<ext:ModelField Name="Price" />
<ext:ModelField Name="Change" />
<ext:ModelField Name="PctChange" />
</Fields>
</ext:Model>
</Model>
</ext:Store>
<ext:GridPanel
ID="GridPanel1"
runat="server"
StoreID="Store1"
Title="Company List"
Collapsible="true"
Width="600"
Height="350">
<ColumnModel runat="server">
<Columns>
<ext:Column runat="server" Text="Company" DataIndex="Name" Flex="1" />
<ext:Column runat="server" Text="Price" Width="75" DataIndex="Price">
<Renderer Format="UsMoney" />
</ext:Column>
<ext:Column runat="server" Text="Change" Width="75" DataIndex="Change" />
<ext:Column runat="server" Text="Change" Width="75" DataIndex="PctChange" />
</Columns>
</ColumnModel>
<SelectionModel>
<ext:RowSelectionModel runat="server" Mode="Multi" />
</SelectionModel>
<Buttons>
<ext:Button runat="server" Text="Submit">
<DirectEvents>
<Click OnEvent="Button1_Click" />
</DirectEvents>
</ext:Button>
<ext:Button runat="server" Text="Submit with values">
<DirectEvents>
<Click OnEvent="SubmitSelection">
<ExtraParams>
<ext:Parameter Name="Values" Value="Ext.encode(#{GridPanel1}.getRowsValues({selectedOnly:true}))" Mode="Raw" />
</ExtraParams>
</Click>
</DirectEvents>
</ext:Button>
<ext:Button runat="server" Text="Clear">
<DirectEvents>
<Click OnEvent="Clear_Click" />
</DirectEvents>
</ext:Button>
<ext:Button runat="server" Text="Add 'Boeing Co.' to selection ">
<DirectEvents>
<Click OnEvent="Add_Click" />
</DirectEvents>
</ext:Button>
</Buttons>
<Listeners>
<SelectionChange Handler="FocusSelected();" />
</Listeners>
</ext:GridPanel>
<div style="width: 590px; border: 1px solid gray; padding: 5px;">
<ext:Label ID="Label1" runat="server" />
</div>
</form>
</body>
</html>