Map XK_Caps_Lock to VirtualKeyCode::Capital (#1864)

This allows applications to handle events for the caps lock key under X11
rust-windowing · Jun 23, 2022 · 8646cbc · 8646cbc
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -8,6 +8,7 @@ And please only add new entries to the top of this list, right below the `# Unre
 
 # Unreleased
 
+- On X11, fix events for caps lock key not being sent
 - Build docs on `docs.rs` for iOS and Android as well.
 - **Breaking:** Removed the `WindowAttributes` struct, since all its functionality is accessible from `WindowBuilder`.
 - Added `WindowBuilder::transparent` getter to check if the user set `transparent` attribute.

diff --git a/src/platform_impl/linux/x11/events.rs b/src/platform_impl/linux/x11/events.rs
@@ -161,7 +161,7 @@ pub fn keysym_to_element(keysym: libc::c_uint) -> Option<VirtualKeyCode> {
         ffi::XK_Shift_R => VirtualKeyCode::RShift,
         ffi::XK_Control_L => VirtualKeyCode::LControl,
         ffi::XK_Control_R => VirtualKeyCode::RControl,
-        //ffi::XK_Caps_Lock => VirtualKeyCode::Caps_lock,
+        ffi::XK_Caps_Lock => VirtualKeyCode::Capital,
         //ffi::XK_Shift_Lock => VirtualKeyCode::Shift_lock,
         //ffi::XK_Meta_L => VirtualKeyCode::Meta_l,
         //ffi::XK_Meta_R => VirtualKeyCode::Meta_r,