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函数说明：
检索对话框区域1窗口的坐标。此函数检索DA1的当前位置。因此，如果用户移动了DA1对话框则这些新坐标是检索到的那些。

函数参数：
第1个参数为输出：
x代表参数变量，short * 为输出参数类型，DA1 x坐标

第2个参数为输出：
y代表参数变量，short * 为输出参数类型，DA1 y坐标

UF_UI_get_DA1_coords函数实例代码演示：

[quote]

/* Main Routine - Creates a Motif Dialog with Scale and OK Push */
/* Button Child Widgets */

/* UFUN includes */
#include <Xm/XmAll.h>
#include <uf.h>
#include <uf_ui_xt.h>

/* Local Function Declarations */

static void ok_dialog( Widget widget, XtPointer client,
XtPointer call );

static Widget makeButton( Widget parent, char *label,
Widget top_attachment);

static Widget makeScale( Widget parent, int min,
int max, String label);

static void create_dialog(Position x, Position y, Widget parent);

static Widget main;

void ufusr ( char *param, int *ret, int len)
{
Widget defaultParent;
int initialize_rcode,
uf_is_initialized, rcode;
Position x, y;
char msg[132];

/* Always initialize Ufun if it already isn't initialized */
uf_is_initialized = UF_is_initialized();
if( uf_is_initialized == 0 )
{
initialize_rcode = UF_initialize();
if( initialize_rcode != 0 )
{
printf("Could not initialize User Function\n");
return;
}
}

/* GET PARENT FOR MOTIF DIALOG ***********************/
<b>defaultParent = UF_UI_get_default_parent();</b>

/* CREATE MAIN WIDGET OF DIALOG */

<b>rcode = UF_UI_get_DA2_coords(&x, &y);</b>
if (rcode != UF_UI_SUCCESS)
{
UF_get_fail_message(rcode,msg);
UF_UI_set_status(msg);
}

create_dialog(x, y, defaultParent);

/* RUN THE DIALOG ************************************/
/* NOTE: this function will not return until the */
/* OK button is activated -- see ok_dialog(), below */
rcode = UF_UI_run_dialog( main);

if (rcode != UF_UI_SUCCESS)
{
UF_get_fail_message(rcode,msg);
UF_UI_set_status(msg);
}
}

/* Create the main custom dialog */

static void create_dialog(Position x, Position y, Widget parent)
{
int inx=0;
Arg arglist[20];
Widget scale, ok_button;

XtSetArg(arglist[inx], XmNx, x); inx++;
XtSetArg(arglist[inx], XmNy, y); inx++;
XtSetArg(arglist[inx], XmNdefaultPosition, FALSE); inx++;
main = XmCreateFormDialog( parent, "TestMain",
arglist, inx );

/* CREATE CHILD WIDGETS */
scale = makeScale( main, 0, 50, "Scale value" );
ok_button = makeButton( main, "OK", scale );
XtAddCallback( ok_button, XmNactivateCallback,
ok_dialog, NULL );

XtManageChild( scale);
XtManageChild( ok_button);
}

/* Activation Callback for the OK Button */

static void ok_dialog( Widget widget, XtPointer client,
XtPointer call )
{
int rcode;
char msg[132];

/* ... PROCESS DIALOG RESULTS ...*/

/* TERMINATE THE MOTIF DIALOG ************************/
rcode = UF_UI_exit_dialog();
if (rcode != UF_UI_SUCCESS)
{
UF_get_fail_message(rcode,msg);
UF_UI_set_status(msg);
}
UF_terminate();
}

/* Make a Scale Widget */

static Widget makeScale( Widget parent, int min,
int max, String label)

{
Arg arglist[20];
int inx = 0;
Widget scaleWidget = NULL;
XmString xmLabel = NULL;

inx = 0;
XtSetArg( arglist[inx], XmNmaximum, max ); inx++;
XtSetArg( arglist[inx], XmNminimum, min ); inx++;
XtSetArg( arglist[inx], XmNorientation, XmHORIZONTAL );
inx++;
XtSetArg( arglist[inx], XmNshowvalue, True ); inx++;
XtSetArg( arglist[inx], XmNscaleMultiple, 1 ); inx++;
XtSetArg( arglist[inx], XmNrightAttachment,
XmATTACH_WIDGET); inx++;
XtSetArg( arglist[inx], XmNrightWidget, parent); inx++;
XtSetArg( arglist[inx], XmNleftAttachment,
XmATTACH_WIDGET); inx++;
XtSetArg( arglist[inx], XmNleftWidget, parent); inx++;
if ( label != NULL )
{
xmLabel = XmStringCreateSimple( label );
XtSetArg( arglist[inx], XmNtitleString, xmLabel );
inx++;
}
scaleWidget = XmCreateScale( parent, "testScale", arglist,
inx );

if ( xmLabel != NULL ) XmStringFree( xmLabel );
return scaleWidget;
}

/* Make a Push Button Widget */

static Widget makeButton( Widget parent, char *label,
Widget top_attachment)
{
Widget button;
Arg arglist[10];
int inx=0;
XmString xms;

xms = XmStringCreateSimple(label);
XtSetArg( arglist[inx], XmNlabelString, xms); inx++;
XtSetArg( arglist[inx], XmNtopAttachment, XmATTACH_WIDGET);
inx++;
XtSetArg( arglist[inx], XmNtopWidget, top_attachment);
inx++;
XtSetArg( arglist[inx], XmNrightAttachment,
XmATTACH_WIDGET); inx++;
XtSetArg( arglist[inx], XmNrightWidget, parent); inx++;
XtSetArg( arglist[inx], XmNleftAttachment,
XmATTACH_WIDGET); inx++;
XtSetArg( arglist[inx], XmNleftWidget, parent); inx++;

button = XmCreatePushButton( parent, "testButton",
arglist, inx);
XmStringFree(xms);

return(button);
}

int ufusr_ask_unload(void)
{
return ( UF_UNLOAD_SEL_DIALOG );
}

[/quote]