C++ (Cpp) free_pixbuf_load_handle Examples

Example #1

File: gnome-vfs-util.c Project: Distrotech/libgnomeui

static void
load_done (GnomeGdkPixbufAsyncHandle *handle,
	   GnomeVFSResult result,
	   GdkPixbuf *pixbuf)
{
    (* handle->load_callback) (handle, result, pixbuf, handle->callback_data);
    free_pixbuf_load_handle (handle);
}

Example #2

File: gnome-vfs-util.c Project: Distrotech/libgnomeui

void
gnome_gdk_pixbuf_new_from_uri_cancel (GnomeGdkPixbufAsyncHandle *handle)
{
    if (handle == NULL) {
	return;
    }
    if (handle->cancellable != NULL) {
	g_cancellable_cancel (handle->cancellable);
    }
    free_pixbuf_load_handle (handle);
}

Example #3

static void
file_read_callback (GObject *source_object,
                    GAsyncResult *res,
                    gpointer user_data)
{
    EelPixbufLoadHandle *handle;
    gssize bytes_read;
    GError *error;

    handle = user_data;

    if (g_cancellable_is_cancelled (handle->cancellable))
    {
        free_pixbuf_load_handle (handle);
        return;
    }

    error = NULL;
    bytes_read = g_input_stream_read_finish  (G_INPUT_STREAM (source_object),
                 res, &error);

    if (bytes_read > 0)
    {
        if (!gdk_pixbuf_loader_write (handle->loader,
                                      handle->buffer,
                                      bytes_read,
                                      &error))
        {
            bytes_read = -1;
        }
        else
        {
            g_input_stream_read_async (handle->stream,
                                       handle->buffer,
                                       sizeof (handle->buffer),
                                       0,
                                       handle->cancellable,
                                       file_read_callback, handle);
            return;
        }
    }

    load_done (handle, error, bytes_read == 0);

    if (error != NULL)
    {
        g_error_free (error);
    }
}

Example #4

File: eel-gdk-pixbuf-extensions.c Project: MDC/Nautilus-Toolbar-Editor

static void
load_done (EelPixbufLoadHandle *handle, GError *error, gboolean get_pixbuf)
{
	GdkPixbuf *pixbuf;

	if (handle->loader != NULL) {
		gdk_pixbuf_loader_close (handle->loader, NULL);
	}

	pixbuf = get_pixbuf ? gdk_pixbuf_loader_get_pixbuf (handle->loader) : NULL;
	
	handle->callback (error, pixbuf, handle->callback_data);

	free_pixbuf_load_handle (handle);
}

Example #5

static void
file_opened_callback (GObject *source_object,
                      GAsyncResult *res,
                      gpointer user_data)
{
    EelPixbufLoadHandle *handle;
    GFileInputStream *stream;
    GError *error;

    handle = user_data;

    if (g_cancellable_is_cancelled (handle->cancellable))
    {
        free_pixbuf_load_handle (handle);
        return;
    }

    error = NULL;
    stream = g_file_read_finish (G_FILE (source_object), res, &error);

    if (stream == NULL)
    {
        load_done (handle, error, FALSE);
        g_error_free (error);
        return;
    }

    handle->stream = G_INPUT_STREAM (stream);
    handle->loader = gdk_pixbuf_loader_new ();


    g_input_stream_read_async (handle->stream,
                               handle->buffer,
                               sizeof (handle->buffer),
                               0,
                               handle->cancellable,
                               file_read_callback, handle);
}