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use crate::enums::{Align, CallbackTrigger, Color, Damage, Event, Font, FrameType, LabelType}; use crate::image::Image; use crate::prelude::*; use crate::utils::FlString; use fltk_sys::widget::*; use std::ffi::{CStr, CString}; use std::mem; use std::os::raw; /// An abstract type, shouldn't be instantiated in user code #[derive(WidgetBase, WidgetExt, Debug)] pub struct Widget { inner: *mut Fl_Widget, tracker: *mut fltk_sys::fl::Fl_Widget_Tracker, is_derived: bool, }