Launch URLs only when left-clicking

This fixes #1903.

CHANGELOG.md

@@ -29,6 +29,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Various Windows issues, like color support and performance, through the new ConPTY
 - Fixed rendering non default mouse cursors in terminal mouse mode (linux)
 - Fix the `Copy` `mouse_bindings` action ([#1963](https://github.com/jwilm/alacritty/issues/1963))
+- URLs are only launched when left-clicking
 
 ## Version 0.2.4
 

src/input.rs

@@ -520,7 +520,7 @@ impl<'a, A: ActionContext + 'a> Processor<'a, A> {
                 MouseButton::Other(_) => (),
             };
             return;
-        } else {
+        } else if button == MouseButton::Left {
             self.launch_url(modifiers);
         }