Wayland: Fix cursor position after a modal

If a modal surface like the window menu was active, clicking on the GLFW
window content area to close it would correctly emit the cursor enter
event but would not propagate the cursor position from the event.

CONTRIBUTORS.md

@@ -68,6 +68,7 @@ video tutorials.
  - Jan Ekström
  - Siavash Eliasi
  - er-azh
+ - Jan Hendrik Farr
  - Ahmad Fatoum
  - Nikita Fediuchin
  - Felipe Ferreira

README.md

@@ -138,6 +138,12 @@ information on what to include when reporting a bug.
  - [Wayland] Bugfix: Retrieved cursor position would be incorrect when hovering over
                      fallback decorations
  - [Wayland] Bugfix: Fallback decorations would report scroll events
+ - [Wayland] Bugfix: Keyboard repeat events halted when any key is released (#2568)
+ - [Wayland] Bugfix: Fallback decorations would show menu at wrong position
+ - [Wayland] Bugfix: The cursor was not updated when clicking through from
+   a modal to a fallback decoration
+ - [Wayland] Bugfix: The cursor position was not updated when clicking through
+   from a modal to the content area
  - [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

@@ -405,13 +405,19 @@ static void handleFallbackDecorationButton(_GLFWwindow* window,
     }
     else if (button == BTN_RIGHT)
     {
-        if (window->wl.xdg.toplevel)
-        {
-            xdg_toplevel_show_window_menu(window->wl.xdg.toplevel,
-                                          _glfw.wl.seat, serial,
-                                          window->wl.cursorPosX,
-                                          window->wl.cursorPosY);
-        }
+        if (!window->wl.xdg.toplevel)
+            return;
+
+        if (window->wl.fallback.focus != window->wl.fallback.top.surface)
+            return;
+
+        if (ypos < GLFW_BORDER_SIZE)
+            return;
+
+        xdg_toplevel_show_window_menu(window->wl.xdg.toplevel,
+                                      _glfw.wl.seat, serial,
+                                      xpos,
+                                      ypos - GLFW_CAPTION_HEIGHT - GLFW_BORDER_SIZE);
     }
 }
 
@@ -1532,11 +1538,21 @@ static void pointerHandleEnter(void* userData,
         window->wl.hovered = GLFW_TRUE;
         _glfwSetCursorWayland(window, window->wl.currentCursor);
         _glfwInputCursorEnter(window, GLFW_TRUE);
+
+        if (window->cursorMode != GLFW_CURSOR_DISABLED)
+        {
+            window->wl.cursorPosX = wl_fixed_to_double(sx);
+            window->wl.cursorPosY = wl_fixed_to_double(sy);
+            _glfwInputCursorPos(window, window->wl.cursorPosX, window->wl.cursorPosY);
+        }
     }
     else
     {
         if (window->wl.fallback.decorations)
+        {
             window->wl.fallback.focus = surface;
+            updateFallbackDecorationCursor(window, sx, sy);
+        }
     }
 }
 
@@ -1778,24 +1794,6 @@ 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);
 
@@ -1838,11 +1836,12 @@ static void keyboardHandleKey(void* userData,
 
             timer.it_value.tv_sec = _glfw.wl.keyRepeatDelay / 1000;
             timer.it_value.tv_nsec = (_glfw.wl.keyRepeatDelay % 1000) * 1000000;
+            timerfd_settime(_glfw.wl.keyRepeatTimerfd, 0, &timer, NULL);
         }
+    } else if (scancode == _glfw.wl.keyRepeatScancode) {
+        timerfd_settime(_glfw.wl.keyRepeatTimerfd, 0, &timer, NULL);
     }
 
-    timerfd_settime(_glfw.wl.keyRepeatTimerfd, 0, &timer, NULL);
-
     _glfwInputKey(window, key, scancode, action, _glfw.wl.xkb.modifiers);
 
     if (action == GLFW_PRESS)