itemfocuschanged

pfcmain.pbl   >   pfc_u_dw   >   itemfocuschanged

Name	Datatype
lb_disablelinkage	boolean
lnv_string	n_cst_string
ls_microhelp	string
lw_parent	window

event itemfocuschanged;//////////////////////////////////////////////////////////////////////////////
//	Event:			itemfocuschanged
//	Description: 	Send itemfocuschanged notification to DW services
//						If appropriate, display the microhelp stored in the tag value of the current column.
//						Note:  The tag value of a column can contain just the microhelp, or may 
//						contain other information as well. 
//						The format follows: MICROHELP=. 
//////////////////////////////////////////////////////////////////////////////
//	Rev. History	Version
//						5.0   Initial version
//						6.0	Added notification to the Linkage Service.
// 					7.0	Linkage service should not fire events when querymode is enabled
//////////////////////////////////////////////////////////////////////////////
//	Copyright © 1996-1999 Sybase, Inc. and its subsidiaries.  All rights reserved.  Any distribution of the 
// PowerBuilder Foundation Classes (PFC) source code by other than Sybase, Inc. and its subsidiaries is prohibited.
//////////////////////////////////////////////////////////////////////////////
boolean lb_disablelinkage
string			ls_microhelp
window			lw_parent
n_cst_string 	lnv_string

If IsNull(dwo) or not IsValid (dwo) then return

//Check for microhelp requirements.
If gnv_app.of_GetMicrohelp() then
	// Check the tag for any "microhelp" information.
	ls_microhelp = lnv_string.of_GetKeyValue (dwo.tag, "microhelp", ";")
	if IsNull (ls_microhelp) or Len(Trim(ls_microhelp))=0 then ls_microhelp = ""	

	//Notify the window.
	of_GetParentWindow(lw_parent)
	If IsValid(lw_parent) then
		// Dynamic call to the parent window.
		lw_parent.Dynamic Event pfc_microHelp (ls_microhelp)
	end if	
end if

// Is Querymode enabled?
If IsValid(inv_QueryMode) then lb_disablelinkage = inv_QueryMode.of_GetEnabled()

if not lb_disablelinkage then
	If IsValid(inv_Linkage) then
		inv_Linkage.Event pfc_itemfocuschanged (row, dwo)
	end if
end if
end event

Name	Owner
pfc_w_filtersimple.dw_filter.itemfocuschanged	dw_filter
pfc_u_tabpg_dwproperty_status.dw_requestorview.itemfocuschanged	dw_requestorview

Name	Owner
systemfunctions.isnull	systemfunctions
systemfunctions.isvalid	systemfunctions
systemfunctions.len	systemfunctions
systemfunctions.trim	systemfunctions
pfc_n_cst_appmanager.of_getmicrohelp	pfc_n_cst_appmanager
pfc_n_cst_dwsrv_querymode.of_getenabled	pfc_n_cst_dwsrv_querymode
pfc_u_dw.of_GetParentWindow	pfc_u_dw
pfc_n_cst_dwsrv_linkage.pfc_itemfocuschanged	pfc_n_cst_dwsrv_linkage

Full name
demopfc