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Add boolean return value for gtk_text_tag_table_add()
The user doesn't need to check the return value, because if FALSE is returned it is a programmer error. But it permits a nicer behavior for gtk_text_buffer_create_tag() in case of failure. https://bugzilla.gnome.org/show_bug.cgi?id=614717
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@ -236,17 +236,19 @@ gtk_text_tag_table_buildable_add_child (GtkBuildable *buildable,
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*
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* @tag must not be in a tag table already, and may not have
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* the same name as an already-added tag.
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*
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* Returns: %TRUE on success.
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**/
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void
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gboolean
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gtk_text_tag_table_add (GtkTextTagTable *table,
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GtkTextTag *tag)
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{
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GtkTextTagTablePrivate *priv;
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guint size;
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g_return_if_fail (GTK_IS_TEXT_TAG_TABLE (table));
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g_return_if_fail (GTK_IS_TEXT_TAG (tag));
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g_return_if_fail (tag->priv->table == NULL);
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g_return_val_if_fail (GTK_IS_TEXT_TAG_TABLE (table), FALSE);
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g_return_val_if_fail (GTK_IS_TEXT_TAG (tag), FALSE);
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g_return_val_if_fail (tag->priv->table == NULL, FALSE);
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priv = table->priv;
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@ -254,7 +256,7 @@ gtk_text_tag_table_add (GtkTextTagTable *table,
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{
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g_warning ("A tag named '%s' is already in the tag table.",
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tag->priv->name);
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return;
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return FALSE;
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}
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g_object_ref (tag);
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@ -277,6 +279,7 @@ gtk_text_tag_table_add (GtkTextTagTable *table,
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tag->priv->priority = size - 1;
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g_signal_emit (table, signals[TAG_ADDED], 0, tag);
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return TRUE;
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}
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/**
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@ -73,7 +73,7 @@ GType gtk_text_tag_table_get_type (void) G_GNUC_CONST;
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GDK_AVAILABLE_IN_ALL
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GtkTextTagTable *gtk_text_tag_table_new (void);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_tag_table_add (GtkTextTagTable *table,
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gboolean gtk_text_tag_table_add (GtkTextTagTable *table,
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GtkTextTag *tag);
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GDK_AVAILABLE_IN_ALL
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void gtk_text_tag_table_remove (GtkTextTagTable *table,
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