IPXV_Control::IsEventListening2 Method
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== Syntax == | == Syntax == | ||
− | <pre class="brush:cpp;gutter:false">HRESULT IsEventListening2([in] LONG | + | <pre class="brush:cpp;gutter:false">HRESULT IsEventListening2([in] LONG EventID, |
− | [out, retval] VARIANT_BOOL* | + | [out, retval] VARIANT_BOOL* Enabled);</pre> |
== Parameters == | == Parameters == | ||
− | ; | + | ;EventID |
:[in] The unique identifier of event. | :[in] The unique identifier of event. | ||
− | ; | + | ;Enabled |
:[out, retval] Returns the <tt>true</tt> value when control is listening of the event is and <tt>false</tt> otherwise. | :[out, retval] Returns the <tt>true</tt> value when control is listening of the event is and <tt>false</tt> otherwise. | ||
Revision as of 07:26, 12 June 2015
Use it to check if control is the listener of specified event.
Syntax
HRESULT IsEventListening2([in] LONG EventID, [out, retval] VARIANT_BOOL* Enabled);
Parameters
- EventID
- [in] The unique identifier of event.
- Enabled
- [out, retval] Returns the true value when control is listening of the event is and false otherwise.
Return Value
Returns S_OK if operation was successful or error code in other cases.