Hello Richard, Jaehong,
I have to contradict you on this, if you call radDock1.ActiveWindow.FindForm() it will return the parent form, please see the following example:
Imports
System
Imports
System.Windows.Forms
Imports
Telerik.WinControls.UI
Imports
Telerik.WinControls.UI.Docking
Partial
Public
Class
Form1
Inherits
Form
Private
WithEvents
radDock1
As
New
RadDock()
Private
WithEvents
CreateFormButton
As
New
RadButton
Private
WithEvents
GetActiveFormButton
As
New
RadButton
Public
Sub
New
()
InitializeComponent()
End
Sub
Private
Sub
Form1_Load(
ByVal
sender
As
System.
Object
,
ByVal
e
As
System.EventArgs)
Handles
MyBase
.Load
Me
.IsMdiContainer =
True
radDock1.AutoDetectMdiChildren =
True
Me
.radDock1.MdiChildrenDockType = Telerik.WinControls.UI.Docking.DockType.Document
radDock1.Dock = DockStyle.Fill
Me
.Controls.Add(radDock1)
CreateFormButton.Text =
"Create Form"
CreateFormButton.Dock = DockStyle.Bottom
Me
.Controls.Add(CreateFormButton)
GetActiveFormButton.Text =
"Get Active Form"
GetActiveFormButton.Dock = DockStyle.Bottom
Me
.Controls.Add(GetActiveFormButton)
End
Sub
Private
Sub
getActiveFormButton_Click(
ByVal
sender
As
Object
,
ByVal
e
As
EventArgs)
Handles
GetActiveFormButton.Click
Dim
activeForm =
DirectCast
(radDock1.DocumentManager.ActiveDocument, Telerik.WinControls.UI.Docking.HostWindow).MdiChild
Dim
form = radDock1.ActiveWindow.FindForm()
If
(
Not
activeForm.Equals(form))
Then
MessageBox.Show(
"Child form is: "
+ activeForm.Name+
" Parent form is: "
+form.Name)
End
If
End
Sub
Private
Sub
button_Click(
ByVal
sender
As
Object
,
ByVal
e
As
EventArgs)
Handles
CreateFormButton.Click
Dim
form =
New
ChildForm()
form.Name =
"ChildForm "
+ radDock1.DockWindows.Count.ToString
form.Text =
"ChildForm "
+ radDock1.DockWindows.Count.ToString
form.MdiParent =
Me
radDock1.ActivateMdiChild(form)
form.Show()
End
Sub
End
Class
Public
Class
ChildForm
Inherits
Form
Public
Sub
New
()
InitializeComponent()
End
Sub
''' <summary>
''' Required designer variable.
''' </summary>
Private
components
As
System.ComponentModel.IContainer
''' <summary>
''' Clean up any resources being used.
''' </summary>
''' <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
Protected
Overrides
Sub
Dispose(
ByVal
disposing
As
Boolean
)
If
disposing
AndAlso
(components IsNot
Nothing
)
Then
components.Dispose()
End
If
MyBase
.Dispose(disposing)
End
Sub
#Region "Windows Form Designer generated code"
''' <summary>
''' Required method for Designer support - do not modify
''' the contents of this method with the code editor.
''' </summary>
Private
Sub
InitializeComponent()
Me
.components =
New
System.ComponentModel.Container()
Me
.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
Me
.Text =
"Form1"
End
Sub
#End Region
End
Class
If you have any other questions or comments, please let me know,
Best Regards,
Emanuel Varga