bindings: Make gtk_binding_parse_signal() use GVariantBuilder

And because it's the last user of GtkBindingArg and
gtk_binding_entry_add_signall(), also remove those two.
This commit is contained in:
Benjamin Otte 2018-07-31 22:21:17 +02:00 committed by Matthias Clasen
parent 4675d74e42
commit 06660874ee

View File

@ -66,7 +66,6 @@ typedef enum {
typedef struct _GtkBindingEntry GtkBindingEntry;
typedef struct _GtkBindingSignal GtkBindingSignal;
typedef struct _GtkBindingArg GtkBindingArg;
typedef struct _GtkBindingSignalSignal GtkBindingSignalSignal;
typedef struct _GtkBindingSignalAction GtkBindingSignalAction;
typedef struct _GtkBindingSignalCallback GtkBindingSignalCallback;
@ -123,24 +122,6 @@ struct _GtkBindingEntry
GtkBindingSignal *signals;
};
/**
* GtkBindingArg:
* @arg_type: implementation detail
*
* A #GtkBindingArg holds the data associated with
* an argument for a key binding signal emission as
* stored in #GtkBindingSignal.
*/
struct _GtkBindingArg
{
GType arg_type;
union {
glong long_data;
gdouble double_data;
gchar *string_data;
} d;
};
typedef enum
{
GTK_BINDING_SIGNAL,
@ -1116,65 +1097,6 @@ gtk_binding_entry_add_signal_variant (GtkBindingSet *binding_set,
*signal_p = signal;
}
static void
gtk_binding_entry_add_signall (GtkBindingSet *binding_set,
guint keyval,
GdkModifierType modifiers,
const gchar *signal_name,
GSList *binding_args)
{
GSList *slist;
guint n = 0;
GVariantBuilder builder;
g_return_if_fail (binding_set != NULL);
g_return_if_fail (signal_name != NULL);
g_variant_builder_init (&builder, G_VARIANT_TYPE_TUPLE);
for (slist = binding_args; slist; slist = slist->next)
{
GtkBindingArg *tmp_arg;
tmp_arg = slist->data;
if (!tmp_arg)
{
g_warning ("gtk_binding_entry_add_signall(): arg[%u] is 'NULL'", n);
return;
}
switch (G_TYPE_FUNDAMENTAL (tmp_arg->arg_type))
{
case G_TYPE_LONG:
g_variant_builder_add (&builder, "x", (gint64) tmp_arg->d.long_data);
break;
case G_TYPE_DOUBLE:
g_variant_builder_add (&builder, "d", (double) tmp_arg->d.double_data);
break;
case G_TYPE_STRING:
if (!tmp_arg->d.string_data)
{
g_warning ("gtk_binding_entry_add_signall(): value of 'string' arg[%u] is 'NULL'", n);
g_variant_builder_clear (&builder);
return;
}
g_variant_builder_add (&builder, "s", (gint64) tmp_arg->d.string_data);
break;
default:
g_warning ("gtk_binding_entry_add_signall(): unsupported type '%s' for arg[%u]",
g_type_name (tmp_arg->arg_type), n);
g_variant_builder_clear (&builder);
return;
}
}
gtk_binding_entry_add_signal_variant (binding_set,
keyval,
modifiers,
signal_name,
g_variant_builder_end (&builder));
}
/**
* gtk_binding_entry_add_signal:
* @binding_set: a #GtkBindingSet to install an entry for
@ -1378,12 +1300,11 @@ gtk_binding_parse_signal (GScanner *scanner,
{
gchar *signal;
guint expected_token = 0;
GSList *args;
GSList *slist;
gboolean done;
gboolean negate;
gboolean need_arg;
gboolean seen_comma;
GVariantBuilder builder;
g_return_val_if_fail (scanner != NULL, G_TOKEN_ERROR);
@ -1403,8 +1324,8 @@ gtk_binding_parse_signal (GScanner *scanner,
signal = g_strdup (scanner->value.v_string);
g_scanner_get_next_token (scanner);
g_variant_builder_init (&builder, G_VARIANT_TYPE_TUPLE);
negate = FALSE;
args = NULL;
done = FALSE;
need_arg = TRUE;
seen_comma = FALSE;
@ -1412,8 +1333,6 @@ gtk_binding_parse_signal (GScanner *scanner,
do
{
GtkBindingArg *arg;
if (need_arg)
expected_token = G_TOKEN_INT;
else
@ -1426,17 +1345,13 @@ gtk_binding_parse_signal (GScanner *scanner,
case G_TOKEN_FLOAT:
if (need_arg)
{
need_arg = FALSE;
arg = g_new (GtkBindingArg, 1);
arg->arg_type = G_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);
g_variant_builder_add (&builder, "d", (double) scanner->value.v_float);
else
g_variant_builder_add (&builder, "d", (double) - scanner->value.v_float);
need_arg = FALSE;
negate = FALSE;
}
else
done = TRUE;
@ -1445,17 +1360,13 @@ gtk_binding_parse_signal (GScanner *scanner,
case G_TOKEN_INT:
if (need_arg)
{
need_arg = FALSE;
arg = g_new (GtkBindingArg, 1);
arg->arg_type = G_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);
g_variant_builder_add (&builder, "x", (gint64) - scanner->value.v_int);
else
g_variant_builder_add (&builder, "x", (gint64) scanner->value.v_int);
need_arg = FALSE;
negate = FALSE;
}
else
done = TRUE;
@ -1464,10 +1375,7 @@ gtk_binding_parse_signal (GScanner *scanner,
if (need_arg && !negate)
{
need_arg = FALSE;
arg = g_new (GtkBindingArg, 1);
arg->arg_type = G_TYPE_STRING;
arg->d.string_data = g_strdup (scanner->value.v_string);
args = g_slist_prepend (args, arg);
g_variant_builder_add (&builder, "s", scanner->value.v_string);
}
else
done = TRUE;
@ -1477,10 +1385,7 @@ gtk_binding_parse_signal (GScanner *scanner,
if (need_arg && !negate)
{
need_arg = FALSE;
arg = g_new (GtkBindingArg, 1);
arg->arg_type = G_TYPE_STRING;
arg->d.string_data = g_strdup (scanner->value.v_identifier);
args = g_slist_prepend (args, arg);
g_variant_builder_add (&builder, "s", scanner->value.v_string);
}
else
done = TRUE;
@ -1509,12 +1414,11 @@ gtk_binding_parse_signal (GScanner *scanner,
case ')':
if (!(need_arg && seen_comma) && !negate)
{
args = g_slist_reverse (args);
gtk_binding_entry_add_signall (binding_set,
keyval,
modifiers,
signal,
args);
gtk_binding_entry_add_signal_variant (binding_set,
keyval,
modifiers,
signal,
g_variant_builder_end (&builder));
expected_token = G_TOKEN_NONE;
}
@ -1529,18 +1433,8 @@ gtk_binding_parse_signal (GScanner *scanner,
scanner->config->scan_symbols = TRUE;
for (slist = args; slist; slist = slist->next)
{
GtkBindingArg *arg;
g_variant_builder_clear (&builder);
arg = slist->data;
if (G_TYPE_FUNDAMENTAL (arg->arg_type) == G_TYPE_STRING)
g_free (arg->d.string_data);
g_free (arg);
}
g_slist_free (args);
g_free (signal);
return expected_token;