* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
+
+/*
+ * Modified by the GTK+ Team and others 1997-1999. See the AUTHORS
+ * file for a list of people on the GTK+ Team. See the ChangeLog
+ * files for a list of changes. These files are distributed with
+ * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
+ */
+
#include <ctype.h>
-#include <strings.h>
+#include <string.h>
#include <stdarg.h>
#include "gtkbindings.h"
#include "gtksignal.h"
#include "gtkwidget.h"
+#include "gtkrc.h"
/* --- defines --- */
for (i = 0; i < sig->n_args; i++)
{
- if (sig->args[i].arg_type == GTK_BINDING_ARG_STRING)
+ if (GTK_FUNDAMENTAL_TYPE (sig->args[i].arg_type) == GTK_TYPE_STRING)
g_free (sig->args[i].d.string_data);
}
g_free (sig->args);
valid = TRUE;
for (i = 0; i < query->nparams && valid; i++)
{
+ GtkType param_ftype;
+
params->type = *types;
params->name = NULL;
- switch (args->arg_type)
+ param_ftype = GTK_FUNDAMENTAL_TYPE (params->type);
+ switch (GTK_FUNDAMENTAL_TYPE (args->arg_type))
{
- case GTK_BINDING_ARG_STRING:
- if (params->type == GTK_TYPE_STRING)
- GTK_VALUE_STRING (*params) = args->d.string_data;
- else
- valid = FALSE;
- break;
- case GTK_BINDING_ARG_DOUBLE:
- if (params->type == GTK_TYPE_FLOAT)
+ case GTK_TYPE_DOUBLE:
+ if (param_ftype == GTK_TYPE_FLOAT)
GTK_VALUE_FLOAT (*params) = args->d.double_data;
- else if (params->type == GTK_TYPE_DOUBLE)
+ else if (param_ftype == GTK_TYPE_DOUBLE)
GTK_VALUE_DOUBLE (*params) = args->d.double_data;
else
valid = FALSE;
break;
- case GTK_BINDING_ARG_LONG:
- if (params->type == GTK_TYPE_BOOL &&
+ case GTK_TYPE_LONG:
+ if (param_ftype == GTK_TYPE_BOOL &&
(args->d.long_data == 0 ||
args->d.long_data == 1))
GTK_VALUE_BOOL (*params) = args->d.long_data;
- else if (params->type == GTK_TYPE_INT)
+ else if (param_ftype == GTK_TYPE_INT ||
+ param_ftype == GTK_TYPE_ENUM)
GTK_VALUE_INT (*params) = args->d.long_data;
- else if (params->type == GTK_TYPE_UINT &&
+ else if ((param_ftype == GTK_TYPE_UINT ||
+ param_ftype == GTK_TYPE_FLAGS) &&
args->d.long_data >= 0)
GTK_VALUE_UINT (*params) = args->d.long_data;
- else if (params->type == GTK_TYPE_LONG)
+ else if (param_ftype == GTK_TYPE_LONG)
GTK_VALUE_LONG (*params) = args->d.long_data;
- else if (params->type == GTK_TYPE_ULONG &&
+ else if (param_ftype == GTK_TYPE_ULONG &&
args->d.long_data >= 0)
GTK_VALUE_ULONG (*params) = args->d.long_data;
- else if (params->type == GTK_TYPE_FLOAT)
+ else if (param_ftype == GTK_TYPE_FLOAT)
GTK_VALUE_FLOAT (*params) = args->d.long_data;
- else if (params->type == GTK_TYPE_DOUBLE)
+ else if (param_ftype == GTK_TYPE_DOUBLE)
GTK_VALUE_DOUBLE (*params) = args->d.long_data;
else
valid = FALSE;
break;
+ case GTK_TYPE_STRING:
+ if (args->arg_type == GTK_TYPE_STRING &&
+ param_ftype == GTK_TYPE_STRING)
+ GTK_VALUE_STRING (*params) = args->d.string_data;
+ else if (args->arg_type == GTK_TYPE_IDENTIFIER &&
+ (param_ftype == GTK_TYPE_ENUM ||
+ param_ftype == GTK_TYPE_FLAGS))
+ {
+ GtkEnumValue *value;
+
+ value = gtk_type_enum_find_value (params->type, args->d.string_data);
+ if (value)
+ GTK_VALUE_ENUM (*params) = value->value;
+ else
+ valid = FALSE;
+ }
+ else
+ valid = FALSE;
+ break;
default:
valid = FALSE;
break;
binding_set->entries = NULL;
binding_set->current = NULL;
- binding_set_list = g_slist_prepend (NULL, binding_set);
+ binding_set_list = g_slist_prepend (binding_set_list, binding_set);
return binding_set;
}
binding_signal_free (signal);
return;
}
- arg->arg_type = tmp_arg->arg_type;
- switch (tmp_arg->arg_type)
+ switch (GTK_FUNDAMENTAL_TYPE (tmp_arg->arg_type))
{
- case GTK_BINDING_ARG_INT:
- case GTK_BINDING_ARG_LONG:
+ case GTK_TYPE_LONG:
+ arg->arg_type = GTK_TYPE_LONG;
arg->d.long_data = tmp_arg->d.long_data;
break;
- case GTK_BINDING_ARG_FLOAT:
- case GTK_BINDING_ARG_DOUBLE:
+ case GTK_TYPE_DOUBLE:
+ arg->arg_type = GTK_TYPE_DOUBLE;
arg->d.double_data = tmp_arg->d.double_data;
break;
- case GTK_BINDING_ARG_STRING:
- if (!tmp_arg->d.string_data)
+ case GTK_TYPE_STRING:
+ if (tmp_arg->arg_type != GTK_TYPE_IDENTIFIER)
+ arg->arg_type = GTK_TYPE_STRING;
+ else
+ arg->arg_type = GTK_TYPE_IDENTIFIER;
+ arg->d.string_data = g_strdup (tmp_arg->d.string_data);
+ if (!arg->d.string_data)
{
g_warning ("gtk_binding_entry_add_signall(): value of `string' arg[%u] is `NULL'", n);
- arg->d.string_data = NULL;
binding_signal_free (signal);
return;
}
- arg->d.string_data = g_strdup (tmp_arg->d.string_data);
break;
default:
g_warning ("gtk_binding_entry_add_signall(): unsupported type `%s' for arg[%u]",
slist = g_slist_prepend (slist, arg);
arg->arg_type = va_arg (args, GtkType);
- switch (arg->arg_type)
+ switch (GTK_FUNDAMENTAL_TYPE (arg->arg_type))
{
- case GTK_BINDING_ARG_INT:
+ /* for elaborated commenting about var args collection, take a look
+ * at gtk_arg_collect_value() in gtkargcollector.c
+ */
+ case GTK_TYPE_CHAR:
+ case GTK_TYPE_UCHAR:
+ case GTK_TYPE_INT:
+ case GTK_TYPE_UINT:
+ case GTK_TYPE_BOOL:
+ case GTK_TYPE_ENUM:
+ case GTK_TYPE_FLAGS:
+ arg->arg_type = GTK_TYPE_LONG;
arg->d.long_data = va_arg (args, gint);
break;
- case GTK_BINDING_ARG_LONG:
+ case GTK_TYPE_LONG:
+ case GTK_TYPE_ULONG:
+ arg->arg_type = GTK_TYPE_LONG;
arg->d.long_data = va_arg (args, glong);
break;
- case GTK_BINDING_ARG_FLOAT:
- arg->d.double_data = va_arg (args, gfloat);
- break;
- case GTK_BINDING_ARG_DOUBLE:
+ case GTK_TYPE_FLOAT:
+ case GTK_TYPE_DOUBLE:
+ arg->arg_type = GTK_TYPE_DOUBLE;
arg->d.double_data = va_arg (args, gdouble);
break;
- case GTK_BINDING_ARG_STRING:
+ case GTK_TYPE_STRING:
+ if (arg->arg_type != GTK_TYPE_IDENTIFIER)
+ arg->arg_type = GTK_TYPE_STRING;
arg->d.string_data = va_arg (args, gchar*);
if (!arg->d.string_data)
{
- g_warning ("gtk_binding_entry_add_signal(): value of `string' arg[%u] is `NULL'", i);
+ g_warning ("gtk_binding_entry_add_signal(): type `%s' arg[%u] is `NULL'",
+ gtk_type_name (arg->arg_type),
+ i);
i += n_args + 1;
}
break;
gtk_pattern_spec_free_segs (pspec);
g_free (pspec);
pspec = NULL;
+ break;
}
}
if (pspec)
}
static gint
-gtk_binding_pattern_compare (gconstpointer a,
- gconstpointer b)
+gtk_binding_pattern_compare (gconstpointer new_pattern,
+ gconstpointer existing_pattern)
{
- register const GtkPatternSpec *pa = a;
- register const GtkPatternSpec *pb = b;
+ register const GtkPatternSpec *np = new_pattern;
+ register const GtkPatternSpec *ep = existing_pattern;
+
+ /* walk the list as long as the existing patterns have
+ * higher priorities.
+ */
- return pa->seq_id < pb->seq_id ? -1 : 1;
+ return np->seq_id < ep->seq_id;
}
static inline GSList*
t = pspec->pattern_reversed;
pspec->pattern_reversed = g_strdup (p);
g_free (t);
+ g_free (pspec->pattern);
pspec->pattern = g_strdup (pspec->pattern_reversed);
g_strreverse (pspec->pattern);
pspec->pattern_length = strlen (pspec->pattern);
g_free (pspec->pattern_reversed);
pspec->pattern_reversed = NULL;
}
+
+static guint
+gtk_binding_parse_signal (GScanner *scanner,
+ GtkBindingSet *binding_set,
+ guint keyval,
+ guint modifiers)
+{
+ gchar *signal;
+ guint expected_token = 0;
+ GSList *args;
+ GSList *slist;
+ gboolean done;
+ gboolean negate;
+ gboolean need_arg;
+ gboolean seen_comma;
+
+ g_return_val_if_fail (scanner != NULL, G_TOKEN_ERROR);
+
+ g_scanner_get_next_token (scanner);
+ if (scanner->token != G_TOKEN_STRING)
+ return G_TOKEN_STRING;
+ g_scanner_peek_next_token (scanner);
+ if (scanner->next_token != '(')
+ {
+ g_scanner_get_next_token (scanner);
+ return '(';
+ }
+ signal = g_strdup (scanner->value.v_string);
+ g_scanner_get_next_token (scanner);
+
+ negate = FALSE;
+ args = NULL;
+ done = FALSE;
+ need_arg = TRUE;
+ seen_comma = FALSE;
+ scanner->config->scan_symbols = FALSE;
+ do
+ {
+ if (need_arg)
+ expected_token = G_TOKEN_INT;
+ else
+ expected_token = ')';
+ g_scanner_get_next_token (scanner);
+ switch (scanner->token)
+ {
+ GtkBindingArg *arg;
+
+ case G_TOKEN_FLOAT:
+ if (need_arg)
+ {
+ need_arg = FALSE;
+ arg = g_new (GtkBindingArg, 1);
+ arg->arg_type = GTK_TYPE_DOUBLE;
+ arg->d.double_data = scanner->value.v_float;
+ if (negate)
+ {
+ arg->d.double_data = - arg->d.double_data;
+ negate = FALSE;
+ }
+ args = g_slist_prepend (args, arg);
+ }
+ else
+ done = TRUE;
+ break;
+ case G_TOKEN_INT:
+ if (need_arg)
+ {
+ need_arg = FALSE;
+ arg = g_new (GtkBindingArg, 1);
+ arg->arg_type = GTK_TYPE_LONG;
+ arg->d.long_data = scanner->value.v_int;
+ if (negate)
+ {
+ arg->d.long_data = - arg->d.long_data;
+ negate = FALSE;
+ }
+ args = g_slist_prepend (args, arg);
+ }
+ else
+ done = TRUE;
+ break;
+ case G_TOKEN_STRING:
+ if (need_arg && !negate)
+ {
+ need_arg = FALSE;
+ arg = g_new (GtkBindingArg, 1);
+ arg->arg_type = GTK_TYPE_STRING;
+ arg->d.string_data = g_strdup (scanner->value.v_string);
+ args = g_slist_prepend (args, arg);
+ }
+ else
+ done = TRUE;
+ break;
+ case G_TOKEN_IDENTIFIER:
+ if (need_arg && !negate)
+ {
+ need_arg = FALSE;
+ arg = g_new (GtkBindingArg, 1);
+ arg->arg_type = GTK_TYPE_IDENTIFIER;
+ arg->d.string_data = g_strdup (scanner->value.v_identifier);
+ args = g_slist_prepend (args, arg);
+ }
+ else
+ done = TRUE;
+ break;
+ case '-':
+ if (!need_arg)
+ done = TRUE;
+ else if (negate)
+ {
+ expected_token = G_TOKEN_INT;
+ done = TRUE;
+ }
+ else
+ negate = TRUE;
+ break;
+ case ',':
+ seen_comma = TRUE;
+ if (need_arg)
+ done = TRUE;
+ else
+ need_arg = TRUE;
+ break;
+ case ')':
+ if (!(need_arg && seen_comma) && !negate)
+ {
+ args = g_slist_reverse (args);
+ gtk_binding_entry_add_signall (binding_set,
+ keyval,
+ modifiers,
+ signal,
+ args);
+ expected_token = G_TOKEN_NONE;
+ }
+ done = TRUE;
+ break;
+ default:
+ done = TRUE;
+ break;
+ }
+ }
+ while (!done);
+ scanner->config->scan_symbols = TRUE;
+
+ for (slist = args; slist; slist = slist->next)
+ {
+ GtkBindingArg *arg;
+
+ arg = slist->data;
+ if (GTK_FUNDAMENTAL_TYPE (arg->arg_type) == GTK_TYPE_STRING)
+ g_free (arg->d.string_data);
+ g_free (arg);
+ }
+ g_slist_free (args);
+ g_free (signal);
+
+ return expected_token;
+}
+
+static inline guint
+gtk_binding_parse_bind (GScanner *scanner,
+ GtkBindingSet *binding_set)
+{
+ guint keyval = 0;
+ guint modifiers = 0;
+
+ g_return_val_if_fail (scanner != NULL, G_TOKEN_ERROR);
+
+ g_scanner_get_next_token (scanner);
+ if (scanner->token != GTK_RC_TOKEN_BIND)
+ return GTK_RC_TOKEN_BIND;
+ g_scanner_get_next_token (scanner);
+ if (scanner->token != G_TOKEN_STRING)
+ return G_TOKEN_STRING;
+ gtk_accelerator_parse (scanner->value.v_string, &keyval, &modifiers);
+ modifiers &= BINDING_MOD_MASK ();
+ if (keyval == 0)
+ return G_TOKEN_STRING;
+
+ g_scanner_get_next_token (scanner);
+ if (scanner->token != '{')
+ return '{';
+
+ gtk_binding_entry_clear (binding_set, keyval, modifiers);
+
+ g_scanner_peek_next_token (scanner);
+ while (scanner->next_token != '}')
+ {
+ switch (scanner->next_token)
+ {
+ guint expected_token;
+
+ case G_TOKEN_STRING:
+ expected_token = gtk_binding_parse_signal (scanner,
+ binding_set,
+ keyval,
+ modifiers);
+ if (expected_token != G_TOKEN_NONE)
+ return expected_token;
+ break;
+ default:
+ g_scanner_get_next_token (scanner);
+ return '}';
+ }
+ g_scanner_peek_next_token (scanner);
+ }
+ g_scanner_get_next_token (scanner);
+
+ return G_TOKEN_NONE;
+}
+
+guint
+gtk_binding_parse_binding (GScanner *scanner)
+{
+ gchar *name;
+ GtkBindingSet *binding_set;
+
+ g_return_val_if_fail (scanner != NULL, G_TOKEN_ERROR);
+
+ g_scanner_get_next_token (scanner);
+ if (scanner->token != GTK_RC_TOKEN_BINDING)
+ return GTK_RC_TOKEN_BINDING;
+ g_scanner_get_next_token (scanner);
+ if (scanner->token != G_TOKEN_STRING)
+ return G_TOKEN_STRING;
+ name = g_strdup (scanner->value.v_string);
+
+ g_scanner_get_next_token (scanner);
+ if (scanner->token != '{')
+ {
+ g_free (name);
+ return G_TOKEN_STRING;
+ }
+
+ binding_set = gtk_binding_set_find (name);
+ if (!binding_set)
+ binding_set = gtk_binding_set_new (name);
+ g_free (name);
+
+ g_scanner_peek_next_token (scanner);
+ while (scanner->next_token != '}')
+ {
+ switch (scanner->next_token)
+ {
+ guint expected_token;
+
+ case GTK_RC_TOKEN_BIND:
+ expected_token = gtk_binding_parse_bind (scanner, binding_set);
+ if (expected_token != G_TOKEN_NONE)
+ return expected_token;
+ break;
+ default:
+ g_scanner_get_next_token (scanner);
+ return '}';
+ }
+ g_scanner_peek_next_token (scanner);
+ }
+ g_scanner_get_next_token (scanner);
+
+ return G_TOKEN_NONE;
+}
+