rafaelcaricio/lvgl-rs
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Fix comment misconception

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Rafael Caricio 2020-06-19 13:26:36 +02:00 committed by Rafael Carício
parent 6a9bd2d87f
commit 60c3fc7ed7
1 changed files with 1 additions and 1 deletions
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2
lvgl/src/ui.rs
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@ -80,13 +80,13 @@ where
// Basic initialization of the display driver // Basic initialization of the display driver
let mut disp_drv = MaybeUninit::<lvgl_sys::lv_disp_drv_t>::uninit(); let mut disp_drv = MaybeUninit::<lvgl_sys::lv_disp_drv_t>::uninit();
lvgl_sys::lv_disp_drv_init(disp_drv.as_mut_ptr()); lvgl_sys::lv_disp_drv_init(disp_drv.as_mut_ptr());
// Since this is C managed memory, we don't want to drop it using Rust, thus `ManuallyDrop` wrapping.
let mut disp_drv = Box::new(disp_drv.assume_init())?; let mut disp_drv = Box::new(disp_drv.assume_init())?;
// Assign the buffer to the display // Assign the buffer to the display
disp_drv.buffer = Box::into_raw(disp_buf); disp_drv.buffer = Box::into_raw(disp_buf);
// Set your driver function // Set your driver function
disp_drv.flush_cb = Some(display_callback_wrapper::<T, C>); disp_drv.flush_cb = Some(display_callback_wrapper::<T, C>);
disp_drv.user_data = &mut self.display_data as *mut _ as *mut cty::c_void; disp_drv.user_data = &mut self.display_data as *mut _ as *mut cty::c_void;
// We need to remember to deallocate the `disp_drv` memory when dropping UI
lvgl_sys::lv_disp_drv_register(Box::into_raw(disp_drv)); lvgl_sys::lv_disp_drv_register(Box::into_raw(disp_drv));
}; };