Source.OnHiddenRegionChange Method

Called when a hidden region has changed.

Namespace:  Microsoft.VisualStudio.Package
Assembly:  Microsoft.VisualStudio.Package.LanguageService.9.0 (in Microsoft.VisualStudio.Package.LanguageService.9.0.dll)

Syntax

'宣言
Public Overridable Sub OnHiddenRegionChange ( _
    region As IVsHiddenRegion, _
    evt As HIDDEN_REGION_EVENT, _
    fBufferModifiable As Integer _
)
'使用
Dim instance As Source
Dim region As IVsHiddenRegion
Dim evt As HIDDEN_REGION_EVENT
Dim fBufferModifiable As Integer

instance.OnHiddenRegionChange(region, _
    evt, fBufferModifiable)

public virtual void OnHiddenRegionChange(
    IVsHiddenRegion region,
    HIDDEN_REGION_EVENT evt,
    int fBufferModifiable
)

public:
virtual void OnHiddenRegionChange(
    IVsHiddenRegion^ region, 
    HIDDEN_REGION_EVENT evt, 
    int fBufferModifiable
)

public function OnHiddenRegionChange(
    region : IVsHiddenRegion, 
    evt : HIDDEN_REGION_EVENT, 
    fBufferModifiable : int
)

Parameters

• region
  Type: Microsoft.VisualStudio.TextManager.Interop.IVsHiddenRegion

  An IVsHiddenRegion object representing the hidden region that has changed.

• evt
  Type: Microsoft.VisualStudio.TextManager.Interop.HIDDEN_REGION_EVENT

  A value from the HIDDEN_REGION_EVENT enumeration describing how the region has changed.

• fBufferModifiable
  Type: System.Int32

  Nonzero if it is safe to change the source buffer as a result of the change; otherwise, the source buffer must remain untouched.

Implements

IVsHiddenTextClient.OnHiddenRegionChange(IVsHiddenRegion, HIDDEN_REGION_EVENT, Int32)

Remarks

This method is called whenever a hidden region is changed. This does not include changes made to the state of the hidden region.

This is an implementation of IVsHiddenTextClient's OnHiddenRegionChange method.

The base method does nothing.

Outlining (Managed Package Framework) for more information about hidden regions.

Permissions

• 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

Concepts

Outlining (Managed Package Framework)

Reference

Source Class

Source Members

Microsoft.VisualStudio.Package Namespace