windowsforms-devexpress-dot-xtrarichedit-95052bea.md
Provides data for the RichEditControl.HyperlinkFormShowing event.
Namespace : DevExpress.XtraRichEdit
Assembly : DevExpress.XtraRichEdit.v25.2.dll
NuGet Package : DevExpress.Win.RichEdit
public class HyperlinkFormShowingEventArgs :
FormShowingEventArgs
Public Class HyperlinkFormShowingEventArgs
Inherits FormShowingEventArgs
HyperlinkFormShowingEventArgs is the data class for the following events:
The RichEditControl.HyperlinkFormShowing event occurs before the Edit Hyperlink dialog is invoked. The HyperlinkFormShowingEventArgs class introduces the HyperlinkFormShowingEventArgs.ControllerParameters property, that specifies the information to be displayed in the dialog.
Note, that HyperlinkFormShowingEventArgs objects are automatically created, initialized and passed to the RichEditControl.HyperlinkFormShowing event handlers.
This example demonstrates how to replace the standard Hyperlink dialog with a custom form using the RichEditControl.HyperlinkFormShowing event.
private void richEditControl1_HyperlinkFormShowing(object sender,HyperlinkFormShowingEventArgs e)
{
using (MyHyperlinkForm form = new MyHyperlinkForm(e.ControllerParameters))
{
e.DialogResult = form.ShowDialog();
e.Handled = true;
}
}
Private Sub richEditControl1_HyperlinkFormShowing(ByVal sender As Object, ByVal e As HyperlinkFormShowingEventArgs)
Using form As New MyHyperlinkForm(e.ControllerParameters)
e.DialogResult = form.ShowDialog()
e.Handled = True
End Using
End Sub
using System;
using DevExpress.XtraRichEdit.Forms;
namespace CustomDialogs {
class MyHyperlinkForm : HyperlinkForm {
public MyHyperlinkForm(HyperlinkFormControllerParameters controllerParameters)
: base(controllerParameters)
{
btnEditAddress.EditValueChanged += new EventHandler(btnEditAddress_EditValueChanged);
btnEditAddress.LostFocus += new EventHandler(btnEditAddress_LostFocus);
}
void btnEditAddress_LostFocus(object sender, EventArgs e) {
this.btnEditAddress.Text = Controller.NavigateUri;
}
void btnEditAddress_EditValueChanged(object sender, EventArgs e) {
Controller.NavigateUri = ValidateUrl(btnEditAddress.Text);
this.btnOk.Enabled = true;
}
private string ValidateUrl(string p) {
string s = p.Replace("devexpres.com", "devexpress.com");
return s;
}
}
}
Imports Microsoft.VisualBasic
Imports System
Imports DevExpress.XtraRichEdit.Forms
Namespace CustomDialogs
Friend Class MyHyperlinkForm
Inherits HyperlinkForm
Public Sub New(ByVal controllerParameters As HyperlinkFormControllerParameters)
MyBase.New(controllerParameters)
AddHandler btnEditAddress.EditValueChanged, AddressOf btnEditAddress_EditValueChanged
AddHandler btnEditAddress.LostFocus, AddressOf btnEditAddress_LostFocus
End Sub
Private Sub btnEditAddress_LostFocus(ByVal sender As Object, ByVal e As EventArgs)
Me.btnEditAddress.Text = Controller.NavigateUri
End Sub
Private Sub btnEditAddress_EditValueChanged(ByVal sender As Object, ByVal e As EventArgs)
Controller.NavigateUri = ValidateUrl(btnEditAddress.Text)
Me.btnOk.Enabled = Not String.IsNullOrEmpty(Me.btnEditAddress.Text)
End Sub
Private Function ValidateUrl(ByVal p As String) As String
Dim s As String = p.Replace("devexpres.com", "devexpress.com")
Return s
End Function
End Class
End Namespace
Object EventArgs ShowFormEventArgs FormShowingEventArgs HyperlinkFormShowingEventArgs
See Also