IOutliningManager.TryCollapse Method

Tries to collapse a given region.

Namespace:  Microsoft.VisualStudio.Text.Outlining
Assembly:  Microsoft.VisualStudio.Text.UI (in Microsoft.VisualStudio.Text.UI.dll)

Syntax

'Declaration
Function TryCollapse ( _
    collapsible As ICollapsible _
) As ICollapsed

ICollapsed TryCollapse(
    ICollapsible collapsible
)

ICollapsed^ TryCollapse(
    ICollapsible^ collapsible
)

abstract TryCollapse : 
        collapsible:ICollapsible -> ICollapsed 

function TryCollapse(
    collapsible : ICollapsible
) : ICollapsed

Parameters

• collapsible
  Type: Microsoft.VisualStudio.Text.Outlining.ICollapsible
  The region to collapse.

Return Value

Type: Microsoft.VisualStudio.Text.Outlining.ICollapsed
The newly collapsed span if successful, otherwise nulla null reference (Nothing in Visual Basic).

Remarks

There are two cases in which this method can fail to collapse the region:

1. The region is already collapsed,

2. The region is partially obscured because another collapsed region partially covers it.

.NET Framework Security

• Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

See Also

Reference

IOutliningManager Interface

Microsoft.VisualStudio.Text.Outlining Namespace