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159 lines
4.3 KiB
159 lines
4.3 KiB
/* vim: set sw=8: -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
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/*
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* gsf-docprop-vector.c: A type implementing OLE Document Property vectors using a GValueArray
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*
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* Copyright (C) 2004-2005 Frank Chiulli (fc-linux@cox.net)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of version 2.1 of the GNU Lesser General Public
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* License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
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* USA
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*/
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#include <gsf-config.h>
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#include <gsf/gsf-docprop-vector.h>
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#include <gsf/gsf-impl-utils.h>
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#include <stdio.h>
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struct _GsfDocPropVector {
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GObject parent;
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GValueArray *gva;
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};
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typedef GObjectClass GsfDocPropVectorClass;
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#define GSF_DOCPROP_VECTOR_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GSF_DOCPROP_VECTOR_TYPE, GsfDocPropVectorClass))
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#define GSF_DOCPROP_VECTOR_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GSF_DOCPROP_VECTOR_TYPE, GsfDocPropVectorClass))
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#define IS_GSF_DOCPROP_VECTOR_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GSF_DOCPROP_VECTOR_TYPE))
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static GObjectClass *parent_class;
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GValueArray *
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gsf_value_get_docprop_varray (GValue const *value)
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{
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GsfDocPropVector *v = gsf_value_get_docprop_vector (value);
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return v ? v->gva : NULL;
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}
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/**
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* gsf_docprop_value_get_vector
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* @value: A GValue of type #GsfDocPropVector.
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*
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* This function returns a pointer to the GsfDocPropVector structure in @value.
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* No additional references are created.
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*
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* Returns: A pointer to the #GsfDocPropVector structure in @value
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**/
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GsfDocPropVector *
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gsf_value_get_docprop_vector (GValue const *value)
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{
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g_return_val_if_fail (VAL_IS_GSF_DOCPROP_VECTOR (value), NULL);
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return (GsfDocPropVector *) g_value_get_object (value);
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}
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/**
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* gsf_docprop_vector_append
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* @vector: The vector to which the GValue will be added
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* @value: The GValue to add to @vector
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*
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* Insert a copy of @value as the last element of @vector.
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**/
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void
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gsf_docprop_vector_append (GsfDocPropVector *vector, GValue *value)
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{
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g_return_if_fail (vector != NULL);
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g_return_if_fail (value != NULL);
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if (G_IS_VALUE (value))
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vector->gva = g_value_array_append (vector->gva, value);
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}
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/**
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* gsf_docprop_vector_as_string
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* @vector: The #GsfDocPropVector from which GValues will be extracted.
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*
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* This function returns a string which represents all the GValues in @vector.
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* The caller is responsible for freeing the result.
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*
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* Returns: a string of comma-separated values
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**/
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gchar*
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gsf_docprop_vector_as_string (GsfDocPropVector *vector)
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{
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gchar *rstring;
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guint i;
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guint num_values;
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g_return_val_if_fail (vector != NULL, NULL);
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g_return_val_if_fail (vector->gva != NULL, NULL);
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rstring = g_new0 (gchar, 1);
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num_values = vector->gva->n_values;
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for (i = 0; i < num_values; i++) {
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char *str;
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GValue *v;
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v = g_value_array_get_nth (vector->gva, i);
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str = g_strdup_value_contents (v);
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rstring = g_strconcat (rstring, str, ",", NULL);
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g_free (str);
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g_value_unset (v);
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}
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return rstring;
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}
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static void
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gsf_docprop_vector_finalize (GObject *obj)
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{
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GsfDocPropVector *vector = (GsfDocPropVector *) obj;
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if (vector->gva != NULL) {
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g_value_array_free (vector->gva);
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vector->gva = NULL;
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}
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parent_class->finalize (obj);
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}
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static void
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gsf_docprop_vector_class_init (GObjectClass *gobject_class)
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{
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parent_class = g_type_class_peek (G_TYPE_OBJECT);
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gobject_class->finalize = gsf_docprop_vector_finalize;
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}
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static void
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gsf_docprop_vector_init (GsfDocPropVector *vector)
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{
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vector->gva = g_value_array_new (0);
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}
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GSF_CLASS (GsfDocPropVector, gsf_docprop_vector,
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gsf_docprop_vector_class_init, gsf_docprop_vector_init,
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G_TYPE_OBJECT)
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/**
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* gsf_docprop_vector_new
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*
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* This function creates a new gsf_docprop_vector object.
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*
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* Returns: GsfDocPropVector*
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**/
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GsfDocPropVector*
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gsf_docprop_vector_new (void)
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{
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return g_object_new (GSF_DOCPROP_VECTOR_TYPE, NULL);
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}
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