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added gimp_rc_duplicate() and started to add inline documentation.

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2002-02-08  Sven Neumann  <sven@gimp.org>

	* app/config/gimprc.[ch]: added gimp_rc_duplicate() and started to
	add inline documentation.

	* app/config/test-config.c: test the new functionality.
This commit is contained in:
Sven Neumann 2002-02-08 14:05:10 +00:00 committed by Sven Neumann
parent 403cb3499e
commit 34bc220787
4 changed files with 98 additions and 17 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
2002-02-08 Sven Neumann <sven@gimp.org>
* app/config/gimprc.[ch]: added gimp_rc_duplicate() and started to
add inline documentation.
* app/config/test-config.c: test the new functionality.
2002-02-08 Sven Neumann <sven@gimp.org>
* app/config/gimpbaseconfig.c

92
app/config/gimprc.c
View file

@ -118,21 +118,89 @@ gimp_rc_deserialize (GObject *object,
return gimp_config_deserialize_properties (object, scanner, TRUE);
}
/**
* gimp_rc_new:
*
* Creates a new #GimpRc object with default configuration values.
*
* Return value: the newly generated #GimpRc object.
**/
GimpRc *
gimp_rc_new (void)
{
return GIMP_RC (g_object_new (GIMP_TYPE_RC, NULL));
}
/**
* gimp_rc_duplicate:
* @rc: a #GimpRc object to duplicate.
*
* Creates a new @GimpRc object with all configuration values copied
* from @rc.
*
* Return value: the duplicated #GimpRc object.
**/
GimpRc *
gimp_rc_duplicate (GimpRc *rc)
{
GObject *dup;
GObjectClass *klass;
GParamSpec **property_specs;
guint n_property_specs;
guint i;
g_return_val_if_fail (GIMP_IS_RC (rc), NULL);
dup = g_object_new (GIMP_TYPE_RC, NULL);
klass = G_OBJECT_GET_CLASS (rc);
property_specs = g_object_class_list_properties (klass, &n_property_specs);
if (!property_specs)
return GIMP_RC (dup);
for (i = 0; i < n_property_specs; i++)
{
GParamSpec *prop_spec;
GValue value = { 0, };
prop_spec = property_specs[i];
if (! (prop_spec->flags & G_PARAM_READWRITE))
continue;
g_value_init (&value, prop_spec->value_type);
g_object_get_property (G_OBJECT (rc), prop_spec->name, &value);
g_object_set_property (G_OBJECT (dup), prop_spec->name, &value);
}
return GIMP_RC (dup);
}
/**
* gimp_rc_write_changes:
* @new_rc: a #GimpRc object.
* @old_rc: another #GimpRc object.
* @filename: the name of the rc file to generate. If it is %NULL, stdout
* will be used.
*
* Writes all configuration values of @new_rc that differ from the values
* set in @old_rc to the file specified by @filename. If the file already
* exists, it is overwritten.
*
* Return value: TRUE on success, FALSE otherwise.
**/
gboolean
gimp_rc_write_changes (GimpRc *new,
GimpRc *old,
gimp_rc_write_changes (GimpRc *new_rc,
GimpRc *old_rc,
const gchar *filename)
{
gint fd;
g_return_val_if_fail (GIMP_IS_RC (new), FALSE);
g_return_val_if_fail (GIMP_IS_RC (old), FALSE);
g_return_val_if_fail (GIMP_IS_RC (new_rc), FALSE);
g_return_val_if_fail (GIMP_IS_RC (old_rc), FALSE);
if (filename)
fd = open (filename, O_WRONLY | O_CREAT,
@ -148,8 +216,8 @@ gimp_rc_write_changes (GimpRc *new,
}
gimp_rc_write_header (fd);
gimp_rc_serialize_changed_properties (new, old, fd);
gimp_config_serialize_unknown_tokens (G_OBJECT (new), fd);
gimp_rc_serialize_changed_properties (new_rc, old_rc, fd);
gimp_config_serialize_unknown_tokens (G_OBJECT (new_rc), fd);
if (filename)
close (fd);
@ -158,8 +226,8 @@ gimp_rc_write_changes (GimpRc *new,
}
static void
gimp_rc_serialize_changed_properties (GimpRc *new,
GimpRc *old,
gimp_rc_serialize_changed_properties (GimpRc *new_rc,
GimpRc *old_rc,
gint fd)
{
GObjectClass *klass;
@ -168,7 +236,7 @@ gimp_rc_serialize_changed_properties (GimpRc *new,
guint i;
GString *str;
klass = G_OBJECT_GET_CLASS (new);
klass = G_OBJECT_GET_CLASS (new_rc);
property_specs = g_object_class_list_properties (klass, &n_property_specs);
@ -190,8 +258,8 @@ gimp_rc_serialize_changed_properties (GimpRc *new,
g_value_init (&new_value, prop_spec->value_type);
g_value_init (&old_value, prop_spec->value_type);
g_object_get_property (G_OBJECT (new), prop_spec->name, &new_value);
g_object_get_property (G_OBJECT (old), prop_spec->name, &old_value);
g_object_get_property (G_OBJECT (new_rc), prop_spec->name, &new_value);
g_object_get_property (G_OBJECT (old_rc), prop_spec->name, &old_value);
if (!gimp_values_equal (&new_value, &old_value))
{
@ -206,7 +274,7 @@ gimp_rc_serialize_changed_properties (GimpRc *new,
else if (prop_spec->value_type != G_TYPE_STRING)
{
g_warning ("couldn't serialize property %s::%s of type %s",
g_type_name (G_TYPE_FROM_INSTANCE (new)),
g_type_name (G_TYPE_FROM_INSTANCE (new_rc)),
prop_spec->name,
g_type_name (prop_spec->value_type));
}

5
app/config/gimprc.h
View file

@ -48,9 +48,10 @@ struct _GimpRcClass
GType gimp_rc_get_type (void) G_GNUC_CONST;
GimpRc * gimp_rc_new (void);
GimpRc * gimp_rc_duplicate (GimpRc *rc);
gboolean gimp_rc_write_changes (GimpRc *new,
GimpRc *old,
gboolean gimp_rc_write_changes (GimpRc *new_rc,
GimpRc *old_rc,
const gchar *filename);

11
app/config/test-config.c
View file

@ -84,11 +84,16 @@ main (int argc,
gimp_config_foreach_unknown_token (G_OBJECT (gimprc),
output_unknown_token, &header);
g_print ("\n\nTesting gimp_rc_write_changes() ... \n\n");
g_print ("\n\nChanging a property ... ");
g_object_set (G_OBJECT (gimprc), "use-help", FALSE, NULL);
g_print ("\nTesting gimp_rc_duplicate() ... ");
gimprc2 = gimp_rc_duplicate (gimprc);
g_print ("done.\n");
g_print ("\nTesting gimp_rc_write_changes() ... \n\n");
gimprc2 = gimp_rc_new ();
g_object_set (G_OBJECT (gimprc2), "show-tips", FALSE, NULL);
gimp_rc_write_changes (gimprc2, gimprc, NULL);
g_print ("\n");