Version

Activate Method (DockableControlPane)

Activates the control contained within the pane.
Syntax
'Declaration
 
Public Overrides Function Activate() As Boolean
public override bool Activate()

Return Value

True if the control was able to take focus.
Example
The following code demonstrates the use of some of the flyout related properties and methods on the DockablePaneBase and DockableControlPane

Imports Infragistics.Shared
Imports Infragistics.Win
Imports Infragistics.Win.UltraWinDock

Private Sub buttonFlyout_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles buttonFlyout.Click

    ' A control pane can be referenced by the index, key or
    ' control from the ControlPanes collection since that is a
    ' collection of all the DockableControlPane instances managed
    ' by the UltraDockManager.
    Dim pane As DockableControlPane = Me.ultraDockManager1.ControlPanes(Me.ultraDayView1)
    Me.ShowInFlyout(pane)

End Sub

Private Sub ShowInFlyout(ByVal pane As DockableControlPane)

    ' If its already showing and its the active pane, exit
    ' IsFlyoutPaneDisplayed is equivalent to comparing it
    If (pane.IsFlyoutPaneDisplayed AndAlso pane.IsActive) Then
        Return
    End If

    ' If its currently showing in a flyout window but
    ' its not the active pane, we'll active it and exit
    If (pane.IsFlyoutPaneDisplayed AndAlso Not pane.IsActive) Then
        pane.Activate()
        Return
    End If

    ' If the pane is closed, show it first
    If Not pane.IsVisible Then
        pane.Show()
    End If

    ' If another pane is flown out, hide it back first
    If Not pane.Manager.FlyoutPane Is Nothing Then
        pane.Manager.FlyIn()
    End If

    ' If the pane is still pinned...
    If (pane.Pinned) Then

        ' If its floating, let dock it and specify true
        ' for the 'maintainPreviousState' argument which
        ' indicates whether the pane (and in the case of a 
        ' group, its child panes) return to their previous
        ' docked locations or if they are docked together
        ' as they are currently floating. in this example,
        ' we'll just put it back to where it was. this is
        ' essentially the same as toggling its state
        ' i.e. pane.ToggleDockState()
        If (pane.DockedState = DockedState.Floating) Then
            pane.Dock(True)
        End If

        ' Unpin the pane - this should implicitly show it
        pane.Unpin()

        ' We'll explicitly activate it
        pane.Activate()
    Else
        ' If the pane is unpinned, reset the flyout size 
        pane.FlyoutSize = New Size(200, 200)

        ' If its already unpinned, we'll slide it out from
        ' the unpinned tab area and activate it
        pane.Flyout(True, True)
    End If

End Sub
using Infragistics.Shared;
using Infragistics.Win;
using Infragistics.Win.UltraWinDock;
using System.Diagnostics;

private void buttonFlyout_Click(object sender, System.EventArgs e)
{ 

	// A control pane can be referenced by the index, key or
	// control from the ControlPanes collection since that is a
	// collection of all the DockableControlPane instances managed
	// by the UltraDockManager.
	DockableControlPane pane = this.ultraDockManager1.ControlPanes[this.ultraDayView1];
	this.ShowInFlyout( pane );

}

private void ShowInFlyout( DockableControlPane pane )
{

	// If its already showing and its the active pane, exit
	// IsFlyoutPaneDisplayed is equivalent to comparing it
	if (pane.IsFlyoutPaneDisplayed && pane.IsActive)
		return;

	// If its currently showing in a flyout window but
	// its not the active pane, we'll active it and exit
	if (pane.IsFlyoutPaneDisplayed && !pane.IsActive)
	{
		pane.Activate();
		return;
	}

    // If the pane is closed, show it first
    if (!pane.IsVisible)
    	pane.Show();

	// If another pane is flown out, hide it back first
	if (pane.Manager.FlyoutPane != null)
		pane.Manager.FlyIn();

	// If the pane is still pinned...
	if (pane.Pinned)
	{
		// if its floating, let dock it and specify true
		// for the 'maintainPreviousState' argument which
		// indicates whether the pane (and in the case of a 
		// group, its child panes) return to their previous
		// docked locations or if they are docked together
		// as they are currently floating. in this example,
		// we'll just put it back to where it was. this is
		// essentially the same as toggling its state
		// i.e. pane.ToggleDockState();
		if (pane.DockedState == DockedState.Floating)
			pane.Dock(true);

		// Unpin the pane - this should implicitly show it
		pane.Unpin();
		
		// We'll explicitly activate it
		pane.Activate();
	}
	else
	{
		// If the pane is unpinned, reset the flyout size 
		pane.FlyoutSize = new Size(200, 200);

		// If its already unpinned, we'll slide it out from
		// the unpinned tab area and activate it
		pane.Flyout(true, true);
	}

}
Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also