#include <origin.h>
#include <GetNBox.h>
#include <xfutils.h>
//put additional include files here
#include <..\Originlab\graph_utils.h>
//put your own support static functions here

//---Jake 05/17/07 ADD_ERROR_CHECKING
static bool _check_error(TreeNode& trGetN,string& strErrMsg)
{
	GraphLayer gl1,gl2;
	okxf_resolve_string_get_origin_object(trGetN.igl1.strVal, &gl1);
	okxf_resolve_string_get_origin_object(trGetN.igl2.strVal, &gl2);
	if(!gl1.IsValid())
	{
		strErrMsg = XFERR_NO_LAYER_SELECTED;
		return 1;
		if(!gl2.IsValid())
		{
			strErrMsg = XFERR_NO_LAYER_SELECTED;
			return 1;
		}
	}
	else if(!gl2.IsValid())
	{
		strErrMsg = XFERR_NO_LAYER_SELECTED;
		return 1;
	}
	return 0;

}
//end ADD_ERROR_CHECKING

void layswap(const GraphLayer& igl1, const GraphLayer& igl2)
{
	if( !igl1 || !igl2)
		return;
	
	layer_swap_position(igl1, igl2);
}

//nEventID < 0 on event, like GETNE_ON_INIT, GETNE_ON_OK etc, >0 on change from control
//return 0 to do nothing, return PEVENT_GETN_RET_TO_CLOSE to close dialog
//dwEnables = bOKEnable, bBTN1Enable, bBTN2Enable, bBTN3Enable, , can set to false to disable OK/Apply buttons
//lpcszNodeName = the trGetN TreeNode tag name that generates the event, or is  if GETNE_ON_OK etc
//strAux = optional string for XF Wizard Bar, like DLG_NEED_CHANGE_GRID etc, it will be invalid if from internal node value change event
//strErrMsg = allowing messages to be shown
int layswap_event1(TreeNode& trGetN, int nRow, int nEventID, DWORD& dwEnables, LPCSTR lpcszNodeName, WndContainer& DynaCntrlContainer, string& strAux, string& strErrMsg)
{
	if( xf_is_extended_event(nEventID) )
		return layswap_event1_ex(trGetN, nRow, nEventID, dwEnables, lpcszNodeName, DynaCntrlContainer, strAux, strErrMsg);
	DECLARE_BUTTON_ENABLES
	if(_check_error(trGetN, strErrMsg))
		bOKEnable = false;
	return false;

}

int layswap_make_tree(TreeNode& tr, LPCSTR lpcszVarName)
{
	return false;
}
//nGetNDialog = 0,1,2, corresponding to the XF GetN dropdown, 0 = dialog is not used
//you can change nRet to be one of XFEVT_PROCEED (defualt), XFEVT_ABORT, XFEVT_PROCEED_NO_DLG or XFEVT_PROCEED_WITH_DLG(when nGetNDialog = 0)
//nGetNDialog = -1 when Ok on GetN dialog to allow handler to preocess <auto> etc variables
//dwCntrl is combination of bits
//LTXF_FROM_GUI_MENU, LTXF_FROM_GUI_PROMPT, LTXF_FROM_AUTO_UPDATE, LTXF_FROM_FUNCTION, LTXF_THEME_USED, LTXF_CHANGE_PARAM
void layswap_before_execute(TreeNode& trGetN, int nGetNDialog, int& nRet, int dwCntrl)
{

}
//nEventID < 0 on event, like GETNE_ON_INIT, GETNE_ON_OK etc, >0 on change from control
//return 0 to do nothing, return PEVENT_GETN_RET_TO_CLOSE to close dialog
//dwEnables = bOKEnable, bBTN1Enable, bBTN2Enable, bBTN3Enable, , can set to false to disable OK/Apply buttons
//lpcszNodeName = the trGetN TreeNode tag name that generates the event, or is  if GETNE_ON_OK etc
//strAux = optional string for XF Wizard Bar, like DLG_NEED_CHANGE_GRID etc, it will be invalid if from internal node value change event
//strErrMsg = allowing messages to be shown
int layswap_event1_ex(TreeNode& trGetN, int nRow, int nEventID, DWORD& dwEnables, LPCSTR lpcszNodeName, WndContainer& DynaCntrlContainer, string& strAux, string& strErrMsg)
{
	return false;
}
