IVsHiddenTextClient.OnHiddenRegionChange Method

Reference

Definition

Namespace:: Microsoft.VisualStudio.TextManager.Interop

Assembly:: Microsoft.VisualStudio.TextManager.Interop.dll

Assembly:: Microsoft.VisualStudio.Interop.dll

Package:: Microsoft.VisualStudio.Interop v17.12.40391

Important

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Called when the user expands or collapses a hidden region.

public:
 void OnHiddenRegionChange(Microsoft::VisualStudio::TextManager::Interop::IVsHiddenRegion ^ pHidReg, Microsoft::VisualStudio::TextManager::Interop::HIDDEN_REGION_EVENT EventCode, int fBufferModifiable);

public:
 void OnHiddenRegionChange(Microsoft::VisualStudio::TextManager::Interop::IVsHiddenRegion ^ pHidReg, Microsoft::VisualStudio::TextManager::Interop::HIDDEN_REGION_EVENT EventCode, int fBufferModifiable);

void OnHiddenRegionChange(Microsoft::VisualStudio::TextManager::Interop::IVsHiddenRegion const & pHidReg, Microsoft::VisualStudio::TextManager::Interop::HIDDEN_REGION_EVENT EventCode, int fBufferModifiable);

public void OnHiddenRegionChange (Microsoft.VisualStudio.TextManager.Interop.IVsHiddenRegion pHidReg, Microsoft.VisualStudio.TextManager.Interop.HIDDEN_REGION_EVENT EventCode, int fBufferModifiable);

abstract member OnHiddenRegionChange : Microsoft.VisualStudio.TextManager.Interop.IVsHiddenRegion * Microsoft.VisualStudio.TextManager.Interop.HIDDEN_REGION_EVENT * int -> unit

Public Sub OnHiddenRegionChange (pHidReg As IVsHiddenRegion, EventCode As HIDDEN_REGION_EVENT, fBufferModifiable As Integer)

Parameters

pHidReg: IVsHiddenRegion

[in] Pointer to a hidden region object, IVsHiddenRegion being expanded or collapsed.

EventCode: HIDDEN_REGION_EVENT

[in] Indicates the exact user action taken on the hidden text region. For more information, see HIDDEN_REGION_EVENT.

fBufferModifiable: Int32

[in] Flag indicating whether the buffer can be modified.

Remarks

COM Signature

From textmgr.idl:

HRESULT IVsHiddenTextClient::OnHiddenRegionChange(  
   [in] IVsHiddenRegion *pHidReg,   
   [in] HIDDEN_REGION_EVENT EventCode,   
   [in] BOOL fBufferModifiable  
);

IVsHiddenTextClient.OnHiddenRegionChange is only fired in response to external churn on the view or buffer; it is not fired in response to calls on IVsHiddenTextState.

Note

Do not add or remove hidden regions in response to this method being called.

Applies to

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