Function _nc_Set_Form_Page

Source/CursesDialog/form/frm_driver.c:3325–3355

--------------------------------------------------------------------------- | Facility : libnform | Function : int _nc_Set_Form_Page(FORM * form, | int page, | FIELD * field) | | Description : Make the given page nr. the current page and make | the given field the current

/*----------------------------------------------------------------------------
  Helper routines for Page Navigation
  --------------------------------------------------------------------------*/

/*---------------------------------------------------------------------------
|   Facility      :  libnform  
|   Function      :  int _nc_Set_Form_Page(FORM * form,
|                                          int page,
|                                          FIELD * field)
|   
|   Description   :  Make the given page nr. the current page and make
|                    the given field the current field on the page. If
|                    for the field NULL is given, make the first field on
|                    the page the current field. The routine acts only
|                    if the requested page is not the current page.
|
|   Return Values :  E_OK                - success
|                    != E_OK             - error from subordinate call
+--------------------------------------------------------------------------*/
int
_nc_Set_Form_Page(FORM * form, int page, FIELD * field)
{
  int res = E_OK;

  if ((form->curpage!=page))
    {
      FIELD *last_field, *field_on_page;

      werase(Get_Form_Window(form));
      form->curpage = page;
      last_field = field_on_page = form->field[form->page[page].smin];
      do
        {
          if (field_on_page->opts & O_VISIBLE)
            if ((res=Display_Field(field_on_page))!=E_OK) 
              return(res);