Lines Matching defs:?*
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30 * Author: Juergen Pfeifer, 1995,1997 *
34 * Module m_item_opt *
35 * Menus item option routines *
38 #include "menu.priv.h"
40 MODULE_ID("$Id: m_item_opt.c,v 1.18 2010/01/23 21:20:10 tom Exp $")
42 /*---------------------------------------------------------------------------
43 | Facility : libnmenu
44 | Function : int set_item_opts(ITEM *item, Item_Options opts)
46 | Description : Set the options of the item. If there are relevant
47 | changes, the item is connected and the menu is posted,
48 | the menu will be redisplayed.
50 | Return Values : E_OK - success
51 | E_BAD_ARGUMENT - invalid item options
52 +--------------------------------------------------------------------------*/
53 NCURSES_EXPORT(int)
54 set_item_opts(ITEM * item, Item_Options opts)
56 T((T_CALLED("set_menu_opts(%p,%d)"), (void *)item, opts));
58 opts &= ALL_ITEM_OPTS;
60 if (opts & ~ALL_ITEM_OPTS)
61 RETURN(E_BAD_ARGUMENT);
63 if (item)
65 if (item->opt != opts)
67 MENU *menu = item->imenu;
69 item->opt = opts;
71 if ((!(opts & O_SELECTABLE)) && item->value)
72 item->value = FALSE;
74 if (menu && (menu->status & _POSTED))
76 Move_And_Post_Item(menu, item);
77 _nc_Show_Menu(menu);
81 else
82 _nc_Default_Item.opt = opts;
84 RETURN(E_OK);
87 /*---------------------------------------------------------------------------
88 | Facility : libnmenu
89 | Function : int item_opts_off(ITEM *item, Item_Options opts)
91 | Description : Switch of the options for this item.
93 | Return Values : E_OK - success
94 | E_BAD_ARGUMENT - invalid options
95 +--------------------------------------------------------------------------*/
96 NCURSES_EXPORT(int)
97 item_opts_off(ITEM * item, Item_Options opts)
99 ITEM *citem = item; /* use a copy because set_item_opts must detect
101 NULL item itself to adjust its behavior */
103 T((T_CALLED("item_opts_off(%p,%d)"), (void *)item, opts));
105 if (opts & ~ALL_ITEM_OPTS)
106 RETURN(E_BAD_ARGUMENT);
107 else
109 Normalize_Item(citem);
110 opts = citem->opt & ~(opts & ALL_ITEM_OPTS);
111 returnCode(set_item_opts(item, opts));
115 /*---------------------------------------------------------------------------
116 | Facility : libnmenu
117 | Function : int item_opts_on(ITEM *item, Item_Options opts)
119 | Description : Switch on the options for this item.
121 | Return Values : E_OK - success
122 | E_BAD_ARGUMENT - invalid options
123 +--------------------------------------------------------------------------*/
124 NCURSES_EXPORT(int)
125 item_opts_on(ITEM * item, Item_Options opts)
127 ITEM *citem = item; /* use a copy because set_item_opts must detect
129 NULL item itself to adjust its behavior */
131 T((T_CALLED("item_opts_on(%p,%d)"), (void *)item, opts));
133 opts &= ALL_ITEM_OPTS;
134 if (opts & ~ALL_ITEM_OPTS)
135 RETURN(E_BAD_ARGUMENT);
136 else
138 Normalize_Item(citem);
139 opts = citem->opt | opts;
140 returnCode(set_item_opts(item, opts));
144 /*---------------------------------------------------------------------------
145 | Facility : libnmenu
146 | Function : Item_Options item_opts(const ITEM *item)
148 | Description : Switch of the options for this item.
150 | Return Values : Items options
151 +--------------------------------------------------------------------------*/
152 NCURSES_EXPORT(Item_Options)
153 item_opts(const ITEM * item)
155 T((T_CALLED("item_opts(%p)"), (const void *)item));
156 returnItemOpts(ALL_ITEM_OPTS & Normalize_Item(item)->opt);
159 /* m_item_opt.c ends here */