ChartDesigner.HelpRequested Event
Occurs when a user requests help for the Chart Designer.
Namespace: DevExpress.XtraCharts.Designer
Assembly: DevExpress.XtraCharts.v24.1.Wizard.dll
NuGet Package: DevExpress.Win.Charts
Declaration
Event Data
The HelpRequested event's data class is EventArgs.
Remarks
The user should press F1
to request help.
Example
The following code invokes a custom help dialog for the Chart Designer when a user requests help:
private void OnSimpleButtonClick(object sender, EventArgs e) {
ChartDesigner designer = new ChartDesigner(chartControl1);
designer.HelpRequested += OnDesignerHelpRequested;
designer.ShowDialog(false);
}
private void OnDesignerHelpRequested(object sender, EventArgs e) {
// Create a help form that is the System.Windows.Forms.Form class descendant.
using (HelpForm helpForm = new HelpForm()) {
helpForm.ShowDialog();
}
}
See Also