Wayland: Keyboard leave event handler now processes key repeats

- Fixes #2736

README.md

@@ -134,6 +134,7 @@ information on what to include when reporting a bug.
  - [Wayland] Bugfix: Ignore key repeat events when no window has keyboard focus (#2727)
  - [Wayland] Bugfix: Reset key repeat timer when window destroyed (#2741,#2727)
  - [Wayland] Bugfix: Memory would leak if reading a data offer failed midway
+ - [Wayland] Bugfix: Keyboard leave event handler now processes key repeats (#2736)
  - [X11] Bugfix: Running without a WM could trigger an assert (#2593,#2601,#2631)
  - [Null] Added Vulkan 'window' surface creation via `VK_EXT_headless_surface`
  - [Null] Added EGL context creation on Mesa via `EGL_MESA_platform_surfaceless`

src/wl_window.c

@@ -1760,6 +1760,24 @@ static void keyboardHandleLeave(void* userData,
     if (!window)
         return;
 
+    // Handle any key repeats up to this point. We don't poll as this should be infrequent.
+    uint64_t repeats;
+    if (read(_glfw.wl.keyRepeatTimerfd, &repeats, sizeof(repeats)) == 8)
+    {
+        if(_glfw.wl.keyboardFocus)
+        {
+            for (uint64_t i = 0; i < repeats; i++)
+            {
+                _glfwInputKey(_glfw.wl.keyboardFocus,
+                              translateKey(_glfw.wl.keyRepeatScancode),
+                              _glfw.wl.keyRepeatScancode,
+                              GLFW_PRESS,
+                              _glfw.wl.xkb.modifiers);
+                inputText(_glfw.wl.keyboardFocus, _glfw.wl.keyRepeatScancode);
+            }
+        }
+    }
+
     struct itimerspec timer = {0};
     timerfd_settime(_glfw.wl.keyRepeatTimerfd, 0, &timer, NULL);