C++ (Cpp) e_msg_composer_get_message_draft_finish Beispiele

Beispiel #1

Datei: e-autosave-utils.c Projekt: UIKit0/evolution

static void
save_snapshot_get_message_cb (EMsgComposer *composer,
                              GAsyncResult *result,
                              GSimpleAsyncResult *simple)
{
	SaveContext *context;
	CamelMimeMessage *message;
	GInputStream *input_stream;
	CamelStream *camel_stream;
	GByteArray *buffer;
	GError *local_error = NULL;

	context = g_simple_async_result_get_op_res_gpointer (simple);

	message = e_msg_composer_get_message_draft_finish (
		composer, result, &local_error);

	if (local_error != NULL) {
		g_warn_if_fail (message == NULL);
		g_simple_async_result_take_error (simple, local_error);
		g_simple_async_result_complete (simple);
		g_object_unref (simple);
		return;
	}

	g_return_if_fail (CAMEL_IS_MIME_MESSAGE (message));

	/* Decode the message to an in-memory buffer.  We have to do this
	 * because CamelStreams are synchronous-only, and using threads is
	 * dangerous because CamelDataWrapper is not reentrant. */
	buffer = g_byte_array_new ();
	camel_stream = camel_stream_mem_new ();
	camel_stream_mem_set_byte_array (
		CAMEL_STREAM_MEM (camel_stream), buffer);
	camel_data_wrapper_decode_to_stream_sync (
		CAMEL_DATA_WRAPPER (message), camel_stream, NULL, NULL);
	g_object_unref (camel_stream);

	g_object_unref (message);

	/* Load the buffer into a GMemoryInputStream. */
	input_stream = g_memory_input_stream_new ();
	if (buffer->len > 0)
		g_memory_input_stream_add_data (
			G_MEMORY_INPUT_STREAM (input_stream),
			buffer->data, (gssize) buffer->len,
			(GDestroyNotify) g_free);
	g_byte_array_free (buffer, FALSE);

	/* Splice the input and output streams. */
	g_output_stream_splice_async (
		context->output_stream, input_stream,
		G_OUTPUT_STREAM_SPLICE_CLOSE_SOURCE |
		G_OUTPUT_STREAM_SPLICE_CLOSE_TARGET,
		G_PRIORITY_DEFAULT, context->cancellable,
		(GAsyncReadyCallback) save_snapshot_splice_cb,
		simple);

	g_object_unref (input_stream);
}

Beispiel #2

static void
save_snapshot_get_message_cb (EMsgComposer *composer,
                              GAsyncResult *result,
                              GSimpleAsyncResult *simple)
{
	SaveContext *context;
	CamelMimeMessage *message;
	GTask *task;
	GError *local_error = NULL;

	context = g_simple_async_result_get_op_res_gpointer (simple);

	message = e_msg_composer_get_message_draft_finish (
		composer, result, &local_error);

	if (local_error != NULL) {
		g_warn_if_fail (message == NULL);
		g_simple_async_result_take_error (simple, local_error);
		g_simple_async_result_complete (simple);
		g_object_unref (simple);
		return;
	}

	g_return_if_fail (CAMEL_IS_MIME_MESSAGE (message));

	task = g_task_new (message, context->cancellable, (GAsyncReadyCallback) save_snapshot_splice_cb, simple);

	g_task_set_task_data (task, g_object_ref (context->output_stream), g_object_unref);

	g_task_run_in_thread (task, write_message_to_stream_thread);

	g_object_unref (task);
	g_object_unref (message);
}