TaskPropertiesTagHandler taskPropHandler = new TaskPropertiesTagHandler(myProject.getCustomColumnsStorage());
opener.addTagHandler(taskPropHandler);
CustomPropertiesTagHandler customPropHandler = new CustomPropertiesTagHandler(
opener.getContext(), getTaskManager(), myProject.getCustomColumnsStorage());
opener.addTagHandler(customPropHandler);
TaskDisplayColumnsTagHandler taskDisplayHandler =
new TaskDisplayColumnsTagHandler(myVisibleFields);
opener.addTagHandler(taskDisplayHandler);
TaskDisplayColumnsTagHandler resourceViewHandler = new TaskDisplayColumnsTagHandler(
getUIFacade().getResourceTree().getVisibleFields(), "field", "id", "order", "width");
opener.addTagHandler(resourceViewHandler);
opener.addParsingListener(resourceViewHandler);
opener.addTagHandler(taskHandler);