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-rw-r--r--form/frm_page.c106
1 files changed, 106 insertions, 0 deletions
diff --git a/form/frm_page.c b/form/frm_page.c
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+/****************************************************************************
+ * Copyright (c) 1998-2003,2004 Free Software Foundation, Inc. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining a *
+ * copy of this software and associated documentation files (the *
+ * "Software"), to deal in the Software without restriction, including *
+ * without limitation the rights to use, copy, modify, merge, publish, *
+ * distribute, distribute with modifications, sublicense, and/or sell *
+ * copies of the Software, and to permit persons to whom the Software is *
+ * furnished to do so, subject to the following conditions: *
+ * *
+ * The above copyright notice and this permission notice shall be included *
+ * in all copies or substantial portions of the Software. *
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
+ * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
+ * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
+ * *
+ * Except as contained in this notice, the name(s) of the above copyright *
+ * holders shall not be used in advertising or otherwise to promote the *
+ * sale, use or other dealings in this Software without prior written *
+ * authorization. *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Author: Juergen Pfeifer, 1995,1997 *
+ ****************************************************************************/
+
+#include "form.priv.h"
+
+MODULE_ID("$Id: frm_page.c,v 1.10 2004/12/11 22:08:21 tom Exp $")
+
+/*---------------------------------------------------------------------------
+| Facility : libnform
+| Function : int set_form_page(FORM * form,int page)
+|
+| Description : Set the page number of the form.
+|
+| Return Values : E_OK - success
+| E_BAD_ARGUMENT - invalid form pointer or page number
+| E_BAD_STATE - called from a hook routine
+| E_INVALID_FIELD - current field can't be left
+| E_SYSTEM_ERROR - system error
++--------------------------------------------------------------------------*/
+NCURSES_EXPORT(int)
+set_form_page(FORM *form, int page)
+{
+ int err = E_OK;
+
+ T((T_CALLED("set_form_page(%p,%d)"), form, page));
+
+ if (!form || (page < 0) || (page >= form->maxpage))
+ RETURN(E_BAD_ARGUMENT);
+
+ if (!(form->status & _POSTED))
+ {
+ form->curpage = page;
+ form->current = _nc_First_Active_Field(form);
+ }
+ else
+ {
+ if (form->status & _IN_DRIVER)
+ err = E_BAD_STATE;
+ else
+ {
+ if (form->curpage != page)
+ {
+ if (!_nc_Internal_Validation(form))
+ err = E_INVALID_FIELD;
+ else
+ {
+ Call_Hook(form, fieldterm);
+ Call_Hook(form, formterm);
+ err = _nc_Set_Form_Page(form, page, (FIELD *)0);
+ Call_Hook(form, forminit);
+ Call_Hook(form, fieldinit);
+ _nc_Refresh_Current_Field(form);
+ }
+ }
+ }
+ }
+ RETURN(err);
+}
+
+/*---------------------------------------------------------------------------
+| Facility : libnform
+| Function : int form_page(const FORM * form)
+|
+| Description : Return the current page of the form.
+|
+| Return Values : >= 0 : current page number
+| -1 : invalid form pointer
++--------------------------------------------------------------------------*/
+NCURSES_EXPORT(int)
+form_page(const FORM *form)
+{
+ T((T_CALLED("form_page(%p)"), form));
+
+ returnCode(Normalize_Form(form)->curpage);
+}
+
+/* frm_page.c ends here */