Function get_app_icon 

pub fn get_app_icon() -> Option<String>

Gets the application icon registered. Available since: 0.8.4

Example

use libnotify_rs::api::functions::{get_app_icon, get_app_name, init, set_app_icon};

fn main() -> Result<(), Box<dyn std::error::Error>> {
    init("Test app")?;
    let icon = "gimp";
    set_app_icon(icon)?;
    let icon_gotten = get_app_icon().ok_or::<String>("No app icon set".into())?;
    assert_eq!(icon, icon_gotten);
    Ok(())
}