// Prevent console window in addition to Slint window in Windows release builds // when, e.g., starting the app via file manager. Ignored on other platforms. #![cfg_attr( not(debug_assertions), windows_subsystem = "windows" )] use std::error::Error; slint::include_modules!(); fn main() -> Result<(), Box> { let ui = AppWindow::new()?; ui.on_request_increase_value({ let ui_handle = ui.as_weak(); move || { let ui = ui_handle.unwrap(); ui.set_counter(ui.get_counter() + 1); } }); ui.run()?; Ok(()) }