#include "gtktexttagtable.h"
-#include "gtksignal.h"
+#include "gtkmarshalers.h"
+#include "gtktextbuffer.h" /* just for the lame notify_will_remove_tag hack */
#include <stdlib.h>
LAST_ARG
};
-static void gtk_text_tag_table_init (GtkTextTagTable *table);
-static void gtk_text_tag_table_class_init (GtkTextTagTableClass *klass);
-static void gtk_text_tag_table_destroy (GtkObject *object);
-static void gtk_text_tag_table_finalize (GObject *object);
-static void gtk_text_tag_table_set_arg (GtkObject *object, GtkArg *arg, guint arg_id);
-static void gtk_text_tag_table_get_arg (GtkObject *object, GtkArg *arg, guint arg_id);
-
-static GtkObjectClass *parent_class = NULL;
+static void gtk_text_tag_table_init (GtkTextTagTable *table);
+static void gtk_text_tag_table_class_init (GtkTextTagTableClass *klass);
+static void gtk_text_tag_table_finalize (GObject *object);
+static void gtk_text_tag_table_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec);
+static void gtk_text_tag_table_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec);
+
+static GObjectClass *parent_class = NULL;
static guint signals[LAST_SIGNAL] = { 0 };
-GtkType
+GType
gtk_text_tag_table_get_type (void)
{
- static GtkType our_type = 0;
+ static GType our_type = 0;
if (our_type == 0)
{
- static const GtkTypeInfo our_info =
+ static const GTypeInfo our_info =
{
- "GtkTextTagTable",
- sizeof (GtkTextTagTable),
sizeof (GtkTextTagTableClass),
- (GtkClassInitFunc) gtk_text_tag_table_class_init,
- (GtkObjectInitFunc) gtk_text_tag_table_init,
- /* reserved_1 */ NULL,
- /* reserved_2 */ NULL,
- (GtkClassInitFunc) NULL
+ (GBaseInitFunc) NULL,
+ (GBaseFinalizeFunc) NULL,
+ (GClassInitFunc) gtk_text_tag_table_class_init,
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ sizeof (GtkTextTagTable),
+ 0, /* n_preallocs */
+ (GInstanceInitFunc) gtk_text_tag_table_init
};
- our_type = gtk_type_unique (GTK_TYPE_OBJECT, &our_info);
- }
+ our_type = g_type_register_static (G_TYPE_OBJECT, "GtkTextTagTable",
+ &our_info, 0);
+ }
return our_type;
}
static void
gtk_text_tag_table_class_init (GtkTextTagTableClass *klass)
{
- GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
- GtkObjectClass *object_class = GTK_OBJECT_CLASS (klass);
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ parent_class = g_type_class_peek_parent (klass);
- parent_class = gtk_type_class (GTK_TYPE_OBJECT);
+ object_class->set_property = gtk_text_tag_table_set_property;
+ object_class->get_property = gtk_text_tag_table_get_property;
+
+ object_class->finalize = gtk_text_tag_table_finalize;
signals[TAG_CHANGED] =
- gtk_signal_new ("tag_changed",
- GTK_RUN_LAST,
- GTK_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GtkTextTagTableClass, tag_changed),
- gtk_marshal_NONE__POINTER_INT,
- GTK_TYPE_NONE,
- 2,
- GTK_TYPE_OBJECT,
- GTK_TYPE_BOOL);
+ g_signal_new ("tag_changed",
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (GtkTextTagTableClass, tag_changed),
+ NULL, NULL,
+ _gtk_marshal_VOID__OBJECT_BOOLEAN,
+ G_TYPE_NONE,
+ 2,
+ GTK_TYPE_TEXT_TAG,
+ G_TYPE_BOOLEAN);
signals[TAG_ADDED] =
- gtk_signal_new ("tag_added",
- GTK_RUN_LAST,
- GTK_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GtkTextTagTableClass, tag_added),
- gtk_marshal_NONE__POINTER,
- GTK_TYPE_NONE,
- 1,
- GTK_TYPE_OBJECT);
+ g_signal_new ("tag_added",
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (GtkTextTagTableClass, tag_added),
+ NULL, NULL,
+ _gtk_marshal_VOID__OBJECT,
+ G_TYPE_NONE,
+ 1,
+ GTK_TYPE_TEXT_TAG);
signals[TAG_REMOVED] =
- gtk_signal_new ("tag_removed",
- GTK_RUN_LAST,
- GTK_CLASS_TYPE (object_class),
- GTK_SIGNAL_OFFSET (GtkTextTagTableClass, tag_removed),
- gtk_marshal_NONE__POINTER,
- GTK_TYPE_NONE,
- 1,
- GTK_TYPE_OBJECT);
-
-
- gtk_object_class_add_signals (object_class, signals, LAST_SIGNAL);
-
- object_class->set_arg = gtk_text_tag_table_set_arg;
- object_class->get_arg = gtk_text_tag_table_get_arg;
-
- object_class->destroy = gtk_text_tag_table_destroy;
- gobject_class->finalize = gtk_text_tag_table_finalize;
+ g_signal_new ("tag_removed",
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (GtkTextTagTableClass, tag_removed),
+ NULL, NULL,
+ _gtk_marshal_VOID__OBJECT,
+ G_TYPE_NONE,
+ 1,
+ GTK_TYPE_TEXT_TAG);
}
-void
+static void
gtk_text_tag_table_init (GtkTextTagTable *table)
{
- table->hash = g_hash_table_new(g_str_hash, g_str_equal);
+ table->hash = g_hash_table_new (g_str_hash, g_str_equal);
}
+/**
+ * gtk_text_tag_table_new:
+ *
+ * Creates a new #GtkTextTagTable. The table contains no tags by
+ * default.
+ *
+ * Return value: a new #GtkTextTagTable
+ **/
GtkTextTagTable*
gtk_text_tag_table_new (void)
{
GtkTextTagTable *table;
- table = GTK_TEXT_TAG_TABLE (gtk_type_new (gtk_text_tag_table_get_type ()));
-
- return table;
-}
-
-static void
-gtk_text_tag_table_destroy (GtkObject *object)
-{
- GtkTextTagTable *table;
-
- table = GTK_TEXT_TAG_TABLE(object);
+ table = g_object_new (GTK_TYPE_TEXT_TAG_TABLE, NULL);
- (* GTK_OBJECT_CLASS(parent_class)->destroy) (object);
+ return table;
}
static void
foreach_unref (GtkTextTag *tag, gpointer data)
{
+ GSList *tmp;
+
/* We don't want to emit the remove signal here; so we just unparent
* and unref the tag.
*/
+
+ tmp = tag->table->buffers;
+ while (tmp != NULL)
+ {
+ _gtk_text_buffer_notify_will_remove_tag (GTK_TEXT_BUFFER (tmp->data),
+ tag);
+
+ tmp = tmp->next;
+ }
tag->table = NULL;
- g_object_unref (G_OBJECT (tag));
+ g_object_unref (tag);
}
static void
{
GtkTextTagTable *table;
- table = GTK_TEXT_TAG_TABLE(object);
-
- gtk_text_tag_table_foreach (table, foreach_unref, NULL);
+ table = GTK_TEXT_TAG_TABLE (object);
+ gtk_text_tag_table_foreach (table, foreach_unref, NULL);
+
g_hash_table_destroy (table->hash);
g_slist_free (table->anonymous);
- (* G_OBJECT_CLASS(parent_class)->finalize) (object);
+ g_slist_free (table->buffers);
+
+ (* G_OBJECT_CLASS (parent_class)->finalize) (object);
}
-
static void
-gtk_text_tag_table_set_arg (GtkObject *object, GtkArg *arg, guint arg_id)
+gtk_text_tag_table_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
{
GtkTextTagTable *table;
- table = GTK_TEXT_TAG_TABLE(object);
-
- switch (arg_id)
+ table = GTK_TEXT_TAG_TABLE (object);
+
+ switch (prop_id)
{
-
+
default:
- g_assert_not_reached();
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
+
static void
-gtk_text_tag_table_get_arg (GtkObject *object, GtkArg *arg, guint arg_id)
+gtk_text_tag_table_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
{
GtkTextTagTable *table;
- table = GTK_TEXT_TAG_TABLE(object);
+ table = GTK_TEXT_TAG_TABLE (object);
- switch (arg_id)
+ switch (prop_id)
{
default:
- arg->type = GTK_TYPE_INVALID;
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
+/**
+ * gtk_text_tag_table_add:
+ * @table: a #GtkTextTagTable
+ * @tag: a #GtkTextTag
+ *
+ * Add a tag to the table. The tag is assigned the highest priority
+ * in the table.
+ *
+ * @tag must not be in a tag table already, and may not have
+ * the same name as an already-added tag.
+ **/
void
-gtk_text_tag_table_add(GtkTextTagTable *table, GtkTextTag *tag)
+gtk_text_tag_table_add (GtkTextTagTable *table,
+ GtkTextTag *tag)
{
guint size;
-
- g_return_if_fail(GTK_IS_TEXT_TAG_TABLE (table));
- g_return_if_fail(GTK_IS_TEXT_TAG (tag));
- g_return_if_fail(tag->name == NULL ||
- g_hash_table_lookup(table->hash, tag->name) == NULL);
- g_return_if_fail(tag->table == NULL);
- gtk_object_ref(GTK_OBJECT(tag));
- gtk_object_sink(GTK_OBJECT(tag));
+ g_return_if_fail (GTK_IS_TEXT_TAG_TABLE (table));
+ g_return_if_fail (GTK_IS_TEXT_TAG (tag));
+ g_return_if_fail (tag->table == NULL);
+
+ if (tag->name && g_hash_table_lookup (table->hash, tag->name))
+ {
+ g_warning ("A tag named '%s' is already in the tag table.",
+ tag->name);
+ return;
+ }
+
+ g_object_ref (tag);
if (tag->name)
- g_hash_table_insert(table->hash, tag->name, tag);
+ g_hash_table_insert (table->hash, tag->name, tag);
else
{
table->anonymous = g_slist_prepend (table->anonymous, tag);
table->anon_count += 1;
}
-
+
tag->table = table;
/* We get the highest tag priority, as the most-recently-added
tag. Note that we do NOT use gtk_text_tag_set_priority,
as it assumes the tag is already in the table. */
- size = gtk_text_tag_table_size(table);
- g_assert(size > 0);
+ size = gtk_text_tag_table_get_size (table);
+ g_assert (size > 0);
tag->priority = size - 1;
-
- gtk_signal_emit(GTK_OBJECT(table), signals[TAG_ADDED], tag);
+
+ g_signal_emit (table, signals[TAG_ADDED], 0, tag);
}
+/**
+ * gtk_text_tag_table_lookup:
+ * @table: a #GtkTextTagTable
+ * @name: name of a tag
+ *
+ * Look up a named tag.
+ *
+ * Return value: The tag, or %NULL if none by that name is in the table.
+ **/
GtkTextTag*
-gtk_text_tag_table_lookup(GtkTextTagTable *table, const gchar *name)
+gtk_text_tag_table_lookup (GtkTextTagTable *table,
+ const gchar *name)
{
- g_return_val_if_fail(GTK_IS_TEXT_TAG_TABLE(table), NULL);
- g_return_val_if_fail(name != NULL, NULL);
-
- return g_hash_table_lookup(table->hash, name);
+ g_return_val_if_fail (GTK_IS_TEXT_TAG_TABLE (table), NULL);
+ g_return_val_if_fail (name != NULL, NULL);
+
+ return g_hash_table_lookup (table->hash, name);
}
+/**
+ * gtk_text_tag_table_remove:
+ * @table: a #GtkTextTagTable
+ * @tag: a #GtkTextTag
+ *
+ * Remove a tag from the table. This will remove the table's
+ * reference to the tag, so be careful - the tag will end
+ * up destroyed if you don't have a reference to it.
+ **/
void
-gtk_text_tag_table_remove(GtkTextTagTable *table, GtkTextTag *tag)
+gtk_text_tag_table_remove (GtkTextTagTable *table,
+ GtkTextTag *tag)
{
- g_return_if_fail (GTK_IS_TEXT_TAG_TABLE(table));
+ GSList *tmp;
+
+ g_return_if_fail (GTK_IS_TEXT_TAG_TABLE (table));
g_return_if_fail (GTK_IS_TEXT_TAG (tag));
- g_return_if_fail (tag->table == table);
+ g_return_if_fail (tag->table == table);
+ /* Our little bad hack to be sure buffers don't still have the tag
+ * applied to text in the buffer
+ */
+ tmp = table->buffers;
+ while (tmp != NULL)
+ {
+ _gtk_text_buffer_notify_will_remove_tag (GTK_TEXT_BUFFER (tmp->data),
+ tag);
+
+ tmp = tmp->next;
+ }
+
/* Set ourselves to the highest priority; this means
when we're removed, there won't be any gaps in the
priorities of the tags in the table. */
- gtk_text_tag_set_priority(tag, gtk_text_tag_table_size(table) - 1);
-
+ gtk_text_tag_set_priority (tag, gtk_text_tag_table_get_size (table) - 1);
+
tag->table = NULL;
if (tag->name)
- g_hash_table_remove(table->hash, tag->name);
+ g_hash_table_remove (table->hash, tag->name);
else
{
table->anonymous = g_slist_remove (table->anonymous, tag);
table->anon_count -= 1;
}
-
- gtk_signal_emit(GTK_OBJECT(table), signals[TAG_REMOVED], tag);
- gtk_object_unref(GTK_OBJECT(tag));
+ g_signal_emit (table, signals[TAG_REMOVED], 0, tag);
+
+ g_object_unref (tag);
}
struct ForeachData
struct ForeachData *fd = data;
g_return_if_fail (GTK_IS_TEXT_TAG (value));
-
+
(* fd->func) (value, fd->data);
}
struct ForeachData *fd = user_data;
g_return_if_fail (GTK_IS_TEXT_TAG (data));
-
+
(* fd->func) (data, fd->data);
}
+/**
+ * gtk_text_tag_table_foreach:
+ * @table: a #GtkTextTagTable
+ * @func: a function to call on each tag
+ * @data: user data
+ *
+ * Calls @func on each tag in @table, with user data @data.
+ *
+ **/
void
-gtk_text_tag_table_foreach(GtkTextTagTable *table,
- GtkTextTagTableForeach func,
- gpointer data)
+gtk_text_tag_table_foreach (GtkTextTagTable *table,
+ GtkTextTagTableForeach func,
+ gpointer data)
{
struct ForeachData d;
-
- g_return_if_fail(GTK_IS_TEXT_TAG_TABLE(table));
- g_return_if_fail(func != NULL);
+
+ g_return_if_fail (GTK_IS_TEXT_TAG_TABLE (table));
+ g_return_if_fail (func != NULL);
d.func = func;
d.data = data;
-
- g_hash_table_foreach(table->hash, hash_foreach, &d);
+
+ g_hash_table_foreach (table->hash, hash_foreach, &d);
g_slist_foreach (table->anonymous, list_foreach, &d);
}
-guint
-gtk_text_tag_table_size(GtkTextTagTable *table)
+/**
+ * gtk_text_tag_table_get_size:
+ * @table: a #GtkTextTagTable
+ *
+ * Returns the size of the table (number of tags)
+ *
+ * Return value: number of tags in @table
+ **/
+gint
+gtk_text_tag_table_get_size (GtkTextTagTable *table)
{
- g_return_val_if_fail(GTK_IS_TEXT_TAG_TABLE(table), 0);
+ g_return_val_if_fail (GTK_IS_TEXT_TAG_TABLE (table), 0);
+
+ return g_hash_table_size (table->hash) + table->anon_count;
+}
+
+void
+_gtk_text_tag_table_add_buffer (GtkTextTagTable *table,
+ gpointer buffer)
+{
+ g_return_if_fail (GTK_IS_TEXT_TAG_TABLE (table));
+
+ table->buffers = g_slist_prepend (table->buffers, buffer);
+}
- return g_hash_table_size(table->hash) + table->anon_count;
+static void
+foreach_remove_tag (GtkTextTag *tag, gpointer data)
+{
+ GtkTextBuffer *buffer;
+
+ buffer = GTK_TEXT_BUFFER (data);
+
+ _gtk_text_buffer_notify_will_remove_tag (buffer, tag);
+}
+
+void
+_gtk_text_tag_table_remove_buffer (GtkTextTagTable *table,
+ gpointer buffer)
+{
+ g_return_if_fail (GTK_IS_TEXT_TAG_TABLE (table));
+
+ gtk_text_tag_table_foreach (table, foreach_remove_tag, buffer);
+
+ table->buffers = g_slist_remove (table->buffers, buffer);
}
projects / ~andy / gtk / blobdiff