ev-backend-info.c File Reference

#include <config.h>
#include "ev-backend-info.h"

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Macros
#define	EV_BACKENDS_GROUP   "Evince Backend"
#define	EV_BACKENDS_EXTENSION   ".evince-backend"

Functions
EvBackendInfo *	_ev_backend_info_ref (EvBackendInfo *info)
void	_ev_backend_info_unref (EvBackendInfo *info)
EvBackendInfo *	_ev_backend_info_new_from_file (const char *file, GError **error)
GList *	_ev_backend_info_load_from_dir (const char *path)

Macro Definition Documentation

#define EV_BACKENDS_EXTENSION   ".evince-backend"

Definition at line 25 of file ev-backend-info.c.

#define EV_BACKENDS_GROUP   "Evince Backend"

Definition at line 24 of file ev-backend-info.c.

Function Documentation

GList* _ev_backend_info_load_from_dir

(

const char *

path)

Definition at line 127 of file ev-backend-info.c.

{
        GList       *list = NULL;
        GDir        *dir;
        const gchar *dirent;
        GError      *error = NULL;

        dir = g_dir_open (path, 0, &error);
        if (!dir) {
                g_warning ("%s", error->message);
                g_error_free (error);

                return FALSE;
        }

        while ((dirent = g_dir_read_name (dir))) {
                EvBackendInfo *info;
                gchar         *file;

                if (!g_str_has_suffix (dirent, EV_BACKENDS_EXTENSION))
                        continue;

                file = g_build_filename (path, dirent, NULL);
                info = _ev_backend_info_new_from_file (file, &error);
                if (error != NULL) {
                        g_warning ("Failed to load backend info from '%s': %s\n",
                                   file, error->message);
                        g_clear_error (&error);
                }
                g_free (file);

                if (info == NULL)
                        continue;

                list = g_list_prepend (list, info);
        }

        g_dir_close (dir);

        return list;
}

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EvBackendInfo* _ev_backend_info_new_from_file	(	const char *	file,
		GError **	error
	)

_ev_backend_info_new_from_file: : path to the backends file : a location to store a #GError, or NULL

Loads backend information from .

Returns: a new EvBackendInfo, or NULL on error with filled in

Definition at line 76 of file ev-backend-info.c.

{
    EvBackendInfo *info = NULL;
    GKeyFile      *backend_file = NULL;

    backend_file = g_key_file_new ();
    if (!g_key_file_load_from_file (backend_file, file, G_KEY_FILE_NONE, error))
                goto err;

    info = g_slice_new0 (EvBackendInfo);
        info->ref_count = 1;

    info->module_name = g_key_file_get_string (backend_file, EV_BACKENDS_GROUP,
                           "Module", error);
    if (!info->module_name)
                goto err;

    info->resident = g_key_file_get_boolean (backend_file, EV_BACKENDS_GROUP,
                         "Resident", NULL);

    info->type_desc = g_key_file_get_locale_string (backend_file, EV_BACKENDS_GROUP,
                            "TypeDescription", NULL, error);
    if (!info->type_desc)
                goto err;

    info->mime_types = g_key_file_get_string_list (backend_file, EV_BACKENDS_GROUP,
                               "MimeType", NULL, error);
    if (!info->mime_types)
                goto err;

    g_key_file_free (backend_file);

    return info;

    err:
        g_key_file_free (backend_file);
        _ev_backend_info_unref (info);
        return NULL;
}

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EvBackendInfo* _ev_backend_info_ref

(

EvBackendInfo *

info)

Definition at line 34 of file ev-backend-info.c.

{
        g_return_val_if_fail (info != NULL, NULL);
        g_return_val_if_fail (info->ref_count >= 1, NULL);

        g_atomic_int_inc (&info->ref_count);
        return info;
}

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void _ev_backend_info_unref

(

EvBackendInfo *

info)

Definition at line 50 of file ev-backend-info.c.

{
        if (info == NULL)
                return;

        g_return_if_fail (info->ref_count >= 1);

        if (!g_atomic_int_dec_and_test (&info->ref_count))
                return;

    g_free (info->module_name);
    g_free (info->type_desc);
    g_strfreev (info->mime_types);
    g_slice_free (EvBackendInfo, info);
}

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