LPCQADDPAGESPROC callback function (cmnquery.h)
The CQAddPagesProc callback function is called by a query form extension to add a page to a query form in the query dialog box. A pointer to this function is supplied to the query form extension in the pAddPagesProc parameter of the IQueryForm::AddPages method. CQAddPagesProc is a placeholder for the query handler-defined function name.
Syntax
LPCQADDPAGESPROC Lpcqaddpagesproc;
HRESULT Lpcqaddpagesproc(
LPARAM lParam,
REFCLSID clsidForm,
LPCQPAGE pPage
)
{...}
Parameters
lParam
Contains a 32-bit value defined by the query handler. This value is passed to the query form extension as the lParam parameter in the IQueryForm::AddPages call.
clsidForm
Contains the CLSID of the form that the page should be added to. This member can contain the CLSID of a custom query form or one of the system-supplied forms defined for the clsidDefaultForm member of the OPENQUERYWINDOW structure.
pPage
Pointer to a CQPAGE structure that defines the page to be added.
Return value
Returns an HRESULT value that indicates the success or failure of the page add operation. The following list lists possible return values.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista |
| Minimum supported server | Windows Server 2008 |
| Target Platform | Windows |
| Header | cmnquery.h |