IOperationHistory::Undo Method

Latest revision as of 03:18, 15 June 2015

The method of interface of PDF-XChange Editor SDK.

HRESULT Undo([in, defaultvalue(1)]  ULONG  nCount,
             [in, defaultvalue(0)]  LONG   nFlags);

Returns S_OK if operation was successful or error code in other cases.

@@ Line 1: / Line 1: @@
+__NOTOC__
 [[Category:Editor]]
 {{#customTitle:IOperationHistory::Undo Method}}
+{{#parentPage:PXV:IOperationHistory#Methods|Undo|method}}
+{{ToWrite}}
+{{ToReview}}
 The method of interface of PDF-XChange Editor SDK.
 == Syntax ==
-<pre class="brush:cpp;gutter:false">HRESULT Undo([in, optional] ULONG nCount, [in, optional] LONG nFlags);</pre>
+<pre class="brush:cpp;gutter:false">HRESULT Undo([in, defaultvalue(1)]  ULONG  nCount,
+             [in, defaultvalue(0)]  LONG   nFlags);</pre>
 == Parameters ==
-;''nCount''
+;nCount
-:[in, optional]  Value of ULONG.
+:[in, defaultvalue(1)]  Value of ULONG.
-;''nFlags''
+;nFlags
-:[in, optional]  Value of LONG.
+:[in, defaultvalue(0)]  Value of LONG.
 == Return Value ==
@@ Line 17: / Line 22: @@
 == See Also ==
-See also [[PXV:IOperationHistory|IOperationHistory]].
+[[PXV:IOperationHistory|IOperationHistory]]