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UF_UI_dismiss_dialog_area_2函数实例代码演示：
UFUN包括
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#include <uf.h>
#include <uf_disp.h>
#include <uf_ui.h>
#include <uf_ui_xt.h>
#include <uf_object_types.h>
#include <uf_curve.h>
/* Xm includes */
#include <Xm/XmAll.h>
static Widget quit_pb, selection_pb;
/* Local Functions */
static void create_custom_dialog( void );
static Widget create_pulldown_menu( Widget parent, char
*menu_title,
char menu_mnemonic);
static void selection_cb ( Widget w, XtPointer client_data,
XtPointer call_data );
static void file_quit_cb( Widget w, XtPointer client_data,
XtPointer call_data );
static void call_end_dialog ( XtPointer call_data,
XtIntervalId *id );
static int initialize_uf( void );
static Widget main_window = NULL;
/* Defines */
#define UFUN_INITIALIZED (0)
#define UFUN_NOT_INITIALIZED (1)
void ufusr ( char *param, int *ret, int len)
{
int rcode;
if (initialize_uf() == UFUN_NOT_INITIALIZED)
return;
create_custom_dialog( );
rcode = UF_UI_lock_ug_access(UF_UI_FROM_CUSTOM);
if (rcode != UF_UI_LOCK_SET)
UF_UI_set_status("Could not lock NX\n");
/* Launch the custom application into Unigraphics' event loop */
UF_UI_run_dialog( main_window );
XtDestroyWidget(main_window);
rcode = UF_UI_unlock_ug_access(UF_UI_FROM_CUSTOM);
if (rcode != UF_UI_LOCK_SET)
UF_UI_set_status("Could not unlock NX\n");
UF_terminate();
}
/************************************************************
* Build the User Interface and start the program.
*************************************************************/
static void create_custom_dialog( void )
{
Widget top_level;
Widget menu_bar, dialog_shell;
Widget file_menu;
Position x_pos = 0, y_pos = 0;
Arg args[ 10 ];
int n;
/* Get the top level */
top_level = (Widget)UF_UI_get_default_parent();
/* Create the dialog shell in a convenient position */
UF_UI_get_DA1_coords( &x_pos, &y_pos );
n = 0;
XtSetArg( args[ n ], XmNx, x_pos + 100 ); n++;
XtSetArg( args[ n ], XmNy, y_pos + 50); n++;
dialog_shell = XmCreateDialogShell( top_level,
"UF_UI_dismiss_dialog_area_2 ", args, n );
/* Create the main window */
main_window = XtVaCreateWidget( "main_window",
xmMainWindowWidgetClass,
dialog_shell, NULL );
/* Create the main menu bar on the custom dialog */
menu_bar = XmCreateMenuBar( main_window, "menu_bar", NULL, 0 );
XtManageChild( menu_bar );
/* Create the items in the menu bar */
file_menu = create_pulldown_menu( menu_bar, "File", 'F');
XtManageChild( file_menu );
}
/****************************************************************
* This routine is used to build the menus for the custom
* application.
*
* INPUTS:
* parent - Must be a valid widget.
* menu_title - Title to be displayed.
* menu_mnemonic - Mnemonic which can be used to initiate the menu
* item.
*
* RETURNS:
* XmMENU_PULLDOWN - menu
*
******************************************************************/
static Widget create_pulldown_menu( Widget parent,
char *menu_title,
char menu_mnemonic)
{
Widget menu, cascade;
XmString str;
/* Do some error checking */
if ( parent == NULL )
{
XtWarning( "create_pulldown_menu() - Must have a non-NULL
parent widget.
\n" );
return NULL;
}
if ( !XtIsObject(parent) || !XtIsWidget(parent) )
{
XtWarning( "create_pulldown_menu() - An invalid parent
widget was passed
.\n" );
return NULL;
}
menu = XmCreatePulldownMenu( parent, "_pulldown", NULL, 0 );
/* Pulldown menus require a cascade button parent */
str = XmStringCreateSimple( menu_title );
cascade = XtVaCreateManagedWidget( menu_title,
xmCascadeButtonGadgetClass, parent,
XmNsubMenuId, menu,
XmNlabelString, str,
XmNmnemonic, menu_mnemonic,
NULL );
XmStringFree( str );
selection_pb = XtVaCreateManagedWidget( "Selection",
xmPushButtonGadgetClass,
menu,
NULL );
XtAddCallback( selection_pb, XmNactivateCallback,
selection_cb, 0 );
quit_pb = XtVaCreateManagedWidget( "Quit",
xmPushButtonGadgetClass,
menu,
NULL );
XtAddCallback( quit_pb, XmNactivateCallback,
file_quit_cb, 0 );
return cascade;
}
/**************************************************************
* Quit the custom application.
* This routine is called when File->Quit is selected.
***************************************************************/
static void file_quit_cb( Widget w,
XtPointer client_data,
XtPointer call_data )
{
int rcode;
rcode = UF_UI_cancel_uf_dialog(UF_UI_FROM_CUSTOM);
if (rcode == UF_UI_FAILURE)
UF_UI_set_status("Can't cancel the current DA2 dialog");

/* Normally we check for lock status prior to calling */
/* UF_UI_cancel_uf_dialog, but we locked NX at the */
/* start of this application. Therefore, we can't */
/* really tell if the user has a NX Open dialog up or */
/* not. Therefore, we just call */
/* UF_UI_cancel_uf_dialog and then end the application */
XtAppAddTimeOut(XtWidgetToApplicationContext(main_window),
10,
(XtTimerCallbackProc) call_end_dialog,
(XtPointer) NULL);
}
static void call_end_dialog ( XtPointer call_data,
XtIntervalId *id )
{
int rcode;
char msg[132];
rcode = UF_UI_exit_dialog();
if (rcode != UF_UI_SUCCESS)
{
UF_get_fail_message(rcode,msg);
UF_UI_set_status(msg);
}
}
/* This is the function called when the Selection item is */
/* selected from the pulldown. */
static void selection_cb ( Widget w,
XtPointer client_data,
XtPointer call_data )
{
UF_UI_selection_options_t opts;
UF_UI_mask_t mask[5];
int count;
int rcode, response;
tag_p_t curve_tag_p;
opts.other_options = 0;
opts.reserved = NULL;
opts.num_mask_triples = 5;
opts.scope = UF_UI_SEL_SCOPE_WORK_PART;
opts.mask_triples = mask;
mask[0].object_type = UF_spline_type;
mask[0].object_subtype = 0;
mask[0].solid_type = 0;
mask[1].object_type = UF_line_type;
mask[1].object_subtype = 0;
mask[1].solid_type = 0;
mask[2].object_type = UF_solid_type;
mask[2].object_subtype = 0;
mask[2].solid_type = UF_UI_SEL_FEATURE_ANY_EDGE;
mask[3].object_type = UF_circle_type;
mask[3].object_subtype = 0;
mask[3].solid_type = 0;
mask[4].object_type = UF_conic_type;
mask[4].object_subtype = UF_conic_ellipse_subtype;
mask[4].solid_type = 0;
/* Grey out access to the pulldown item selection */
XtSetSensitive(selection_pb, FALSE);
rcode = UF_UI_select_by_class("select Lines",
&opts,
&response,
&count,
&curve_tag_p);
if (rcode != 0)
{
UF_UI_set_status("Not allowed to bring up dialog at this
time");
return;
}
XtSetSensitive(selection_pb, TRUE);
/* Inform Unigraphics that it can dismiss this NX Open dialog.*/
/* Because the lock wrappers are at the beginning and end of */
/* this program, we must call UF_UI_dismiss_dialog_area_2 now */
/* or else if the user selects any of the navigation buttons */
/* this dialog remains displayed. */
UF_UI_dismiss_dialog_area_2();

/* Do some more processing */
}
static int initialize_uf( void )
{
int uf_is_initialized;
int initialize_rcode;
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 (UFUN_NOT_INITIALIZED);
}
}
return (UFUN_INITIALIZED);
}
int ufusr_ask_unload(void)
{
return ( UF_UNLOAD_SEL_DIALOG );
}

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