ncurses 4.2

[ncurses.git] / form / fld_attr.c

diff --git a/form/fld_attr.c b/form/fld_attr.c
new file mode 100644 (file)
index 0000000..ce01b65
--- /dev/null
+++ b/form/fld_attr.c
@@ -0,0 +1,111 @@
+/****************************************************************************
+ * Copyright (c) 1998 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 <Juergen.Pfeifer@T-Online.de> 1995,1997        *
+ ****************************************************************************/
+#include "form.priv.h"
+
+MODULE_ID("$Id: fld_attr.c,v 1.2 1998/02/11 12:13:44 tom Exp $")
+
+/*----------------------------------------------------------------------------
+  Field-Attribute manipulation routines
+  --------------------------------------------------------------------------*/
+/* "Template" macro to generate a function to set a fields attribute */
+#define GEN_FIELD_ATTR_SET_FCT( name ) \
+int set_field_ ## name (FIELD * field, chtype attr)\
+{\
+   int res = E_BAD_ARGUMENT;\
+   if ( attr==A_NORMAL || ((attr & A_ATTRIBUTES)==attr) )\
+     {\
+       Normalize_Field( field );\
+       if ((field -> name) != attr)\
+         {\
+           field -> name = attr;\
+           res = _nc_Synchronize_Attributes( field );\
+         }\
+       else\
+        res = E_OK;\
+     }\
+   RETURN(res);\
+}
+
+/* "Template" macro to generate a function to get a fields attribute */
+#define GEN_FIELD_ATTR_GET_FCT( name ) \
+chtype field_ ## name (const FIELD * field)\
+{\
+   return ( A_ATTRIBUTES & (Normalize_Field( field ) -> name) );\
+}
+
+/*---------------------------------------------------------------------------
+|   Facility      :  libnform  
+|   Function      :  int set_field_fore(FIELD *field, chtype attr)
+|   
+|   Description   :  Sets the foreground of the field used to display the
+|                    field contents.
+|
+|   Return Values :  E_OK             - success
+|                    E_BAD_ARGUMENT   - invalid attributes
+|                    E_SYSTEM_ERROR   - system error
++--------------------------------------------------------------------------*/
+GEN_FIELD_ATTR_SET_FCT( fore )
+
+/*---------------------------------------------------------------------------
+|   Facility      :  libnform  
+|   Function      :  chtype field_fore(const FIELD *)
+|   
+|   Description   :  Retrieve fields foreground attribute
+|
+|   Return Values :  The foreground attribute
++--------------------------------------------------------------------------*/
+GEN_FIELD_ATTR_GET_FCT( fore )
+
+/*---------------------------------------------------------------------------
+|   Facility      :  libnform  
+|   Function      :  int set_field_back(FIELD *field, chtype attr)
+|   
+|   Description   :  Sets the background of the field used to display the
+|                    fields extend.
+|
+|   Return Values :  E_OK             - success
+|                    E_BAD_ARGUMENT   - invalid attributes
+|                    E_SYSTEM_ERROR   - system error
++--------------------------------------------------------------------------*/
+GEN_FIELD_ATTR_SET_FCT( back )
+
+/*---------------------------------------------------------------------------
+|   Facility      :  libnform
+|   Function      :  chtype field_back(const 
+|   
+|   Description   :  Retrieve fields background attribute
+|
+|   Return Values :  The background attribute
++--------------------------------------------------------------------------*/
+GEN_FIELD_ATTR_GET_FCT( back )
+
+/* fld_attr.c ends here */