1 /************************************************************
2 * Copyright (c) 1994 by Silicon Graphics Computer Systems, Inc.
4 * Permission to use, copy, modify, and distribute this
5 * software and its documentation for any purpose and without
6 * fee is hereby granted, provided that the above copyright
7 * notice appear in all copies and that both that copyright
8 * notice and this permission notice appear in supporting
9 * documentation, and that the name of Silicon Graphics not be
10 * used in advertising or publicity pertaining to distribution
11 * of the software without specific prior written permission.
12 * Silicon Graphics makes no representation about the suitability
13 * of this software for any purpose. It is provided "as is"
14 * without any express or implied warranty.
16 * SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
17 * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
18 * AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
19 * GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
20 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
21 * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
22 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH
23 * THE USE OR PERFORMANCE OF THIS SOFTWARE.
25 ********************************************************/
30 #include "xkbcomp-priv.h"
32 typedef union _ExprResult {
37 typedef struct _LookupEntry {
43 exprOpText(enum expr_op_type op);
46 ExprResolveLhs(struct xkb_context *ctx, ExprDef *expr, const char **elem_rtrn,
47 const char **field_rtrn, ExprDef **index_rtrn);
50 LookupModMask(struct xkb_context *ctx, const void *priv, xkb_atom_t field,
51 enum expr_value_type type, ExprResult *val_rtrn);
54 LookupVModMask(struct xkb_context *ctx, const void *priv, xkb_atom_t field,
55 enum expr_value_type type, ExprResult *val_rtrn);
58 LookupModIndex(struct xkb_context *ctx, const void *priv, xkb_atom_t field,
59 enum expr_value_type type, ExprResult *val_rtrn);
62 ExprResolveModMask(struct xkb_context *ctx, ExprDef *expr,
63 ExprResult *val_rtrn);
66 ExprResolveVModMask(struct xkb_keymap *keymap, ExprDef *expr,
67 ExprResult *val_rtrn);
70 ExprResolveBoolean(struct xkb_context *ctx, ExprDef *expr, bool *set_rtrn);
73 ExprResolveKeyCode(struct xkb_context *ctx, ExprDef *expr, xkb_keycode_t *kc);
76 ExprResolveInteger(struct xkb_context *ctx, ExprDef *expr,
77 ExprResult *val_rtrn);
80 ExprResolveLevel(struct xkb_context *ctx, ExprDef *expr,
81 unsigned int *level_rtrn);
84 ExprResolveGroup(struct xkb_context *ctx, ExprDef *expr,
85 xkb_group_index_t *group_rtrn);
88 ExprResolveButton(struct xkb_context *ctx, ExprDef *expr, int *btn_rtrn);
91 ExprResolveString(struct xkb_context *ctx, ExprDef *expr,
92 const char **val_rtrn);
95 ExprResolveKeyName(struct xkb_context *ctx, ExprDef *expr,
96 char name[XkbKeyNameLength]);
99 ExprResolveEnum(struct xkb_context *ctx, ExprDef *expr, ExprResult *val_rtrn,
100 const LookupEntry *values);
103 ExprResolveMask(struct xkb_context *ctx, ExprDef *expr, ExprResult *val_rtrn,
104 const LookupEntry *values);
107 ExprResolveKeySym(struct xkb_context *ctx, ExprDef *expr,
108 xkb_keysym_t *sym_rtrn);