fix: Prevent abort on cancelling record/capture (#3)

CHANGELOG.md

@@ -6,6 +6,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Fixed
+- Prevent abort on cancelling record/capture ([#3](/~https://github.com/orhun/menyoki/issues/3))
 
 ## [0.1.4] - 2020-12-02
 ### Added

src/main.rs

@@ -35,9 +35,14 @@ fn main() -> AppResult {
 		.expect("Failed to initialize the logger");
 	settings.check();
 	let window = if settings.window_required {
-		WindowSystem::init(&settings)
+		if let Some(window) = WindowSystem::init(&settings)
 			.expect("Failed to access the window system")
 			.get_window()
+		{
+			Some(window)
+		} else {
+			return Ok(());
+		}
 	} else {
 		None
 	};

src/x11/display.rs

@@ -233,8 +233,9 @@ impl Display {
 		trace!("{:?}", input_state);
 		debug!("Selected window: {:?}", xid);
 		self.ungrab_keys(xid);
-		if self.settings.border.is_some()
-			|| (self.settings.border.is_none() && self.settings.time.countdown == 0)
+		if (self.settings.border.is_some()
+			|| (self.settings.border.is_none() && self.settings.time.countdown == 0))
+			&& xid.is_some()
 		{
 			window.clear_area();
 			window.show_text(Some(String::from(" ")), FpsClock::new(1000));