rio_window::platform::startup_notify

Function reset_activation_token_env

Source 
pub fn reset_activation_token_env()
Expand description

Remove the activation environment variables from the current process.

This is wise to do before running child processes, which may not to support the activation token.

Examples found in repository?
examples/window.rs (line 146)
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    fn create_window(
        &mut self,
        event_loop: &ActiveEventLoop,
        _tab_id: Option<String>,
    ) -> Result<WindowId, Box<dyn Error>> {
        // TODO read-out activation token.

        #[allow(unused_mut)]
        let mut window_attributes = Window::default_attributes()
            .with_title("Winit window")
            .with_transparent(true)
            .with_window_icon(Some(self.icon.clone()));

        #[cfg(any(x11_platform, wayland_platform))]
        if let Some(token) = event_loop.read_token_from_env() {
            startup_notify::reset_activation_token_env();
            info!("Using token {:?} to activate a window", token);
            window_attributes = window_attributes.with_activation_token(token);
        }

        #[cfg(macos_platform)]
        if let Some(tab_id) = _tab_id {
            window_attributes = window_attributes.with_tabbing_identifier(&tab_id);
        }

        #[cfg(web_platform)]
        {
            use rio_window::platform::web::WindowAttributesExtWebSys;
            window_attributes = window_attributes.with_append(true);
        }

        let window = event_loop.create_window(window_attributes)?;

        #[cfg(ios_platform)]
        {
            use rio_window::platform::ios::WindowExtIOS;
            window.recognize_doubletap_gesture(true);
            window.recognize_pinch_gesture(true);
            window.recognize_rotation_gesture(true);
            window.recognize_pan_gesture(true, 2, 2);
        }

        let window_state = WindowState::new(self, window)?;
        let window_id = window_state.window.id();
        info!("Created new window with id={window_id:?}");
        self.windows.insert(window_id, window_state);
        Ok(window_id)
    }