C++ (Cpp) gth_async_task_new 예제들

예제 #1

파일: gth-file-tool-negative.c 프로젝트: KapTmaN/gthumb

static void
gth_file_tool_negative_activate (GthFileTool *base)
{
	GtkWidget       *window;
	GtkWidget       *viewer_page;
	GtkWidget       *viewer;
	cairo_surface_t *image;
	NegativeData    *negative_data;
	GthTask         *task;

	window = gth_file_tool_get_window (base);
	viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
	if (! GTH_IS_IMAGE_VIEWER_PAGE (viewer_page))
		return;

	viewer = gth_image_viewer_page_get_image_viewer (GTH_IMAGE_VIEWER_PAGE (viewer_page));
	image = gth_image_viewer_get_current_image (GTH_IMAGE_VIEWER (viewer));
	if (image == NULL)
		return;

	negative_data = g_new0 (NegativeData, 1);
	negative_data->viewer_page = viewer_page;
	negative_data->source = cairo_surface_reference (image);
	task = gth_async_task_new (negative_init,
				   negative_exec,
				   negative_after,
				   negative_data,
				   negative_data_free);
	gth_browser_exec_task (GTH_BROWSER (window), task, FALSE);

	g_object_unref (task);
}

예제 #2

파일: gth-file-tool-sharpen.c 프로젝트: JosephMcc/pix

static void
ok_button_clicked_cb (GtkButton          *button,
		      GthFileToolSharpen *self)
{
	GtkWidget   *window;
	GtkWidget   *viewer_page;
	SharpenData *sharpen_data;
	GthTask     *task;

	if (self->priv->apply_event != 0) {
		g_source_remove (self->priv->apply_event);
		self->priv->apply_event = 0;
	}

	window = gth_file_tool_get_window (GTH_FILE_TOOL (self));
	viewer_page = gth_browser_get_viewer_page (GTH_BROWSER (window));
	if (! GTH_IS_IMAGE_VIEWER_PAGE (viewer_page))
		return;

	sharpen_data = sharpen_data_new (self);
	sharpen_data->viewer_page = g_object_ref (viewer_page);
	sharpen_data->source = cairo_surface_reference (self->priv->source);
	task = gth_async_task_new (sharpen_before,
				   sharpen_exec,
				   sharpen_after,
				   sharpen_data,
				   sharpen_data_free);
	gth_browser_exec_task (GTH_BROWSER (gth_file_tool_get_window (GTH_FILE_TOOL (self))), task, FALSE);

	g_object_unref (task);

	gth_file_tool_hide_options (GTH_FILE_TOOL (self));
}

예제 #3

파일: cairo-scale.c 프로젝트: cristiklein/gthumb

static ScaleData *
scale_data_new (cairo_surface_t	 *image,
		int		  new_width,
		int		  new_height,
		scale_filter_t    quality,
		GCancellable     *cancellable)
{
	ScaleData *scale_data;

	scale_data = g_new0 (ScaleData, 1);
	scale_data->original = cairo_surface_reference (image);
	scale_data->new_width = new_width;
	scale_data->new_height = new_height;
	scale_data->quality = quality;
	scale_data->scaled = NULL;
	scale_data->task = gth_async_task_new (NULL, NULL, NULL, NULL, NULL);
	gth_task_set_cancellable (scale_data->task, cancellable);

	return scale_data;
}