input: fix minor default cursor reset conditions

src/events/Layers.cpp

@@ -154,6 +154,7 @@ void Events::listener_mapLayerSurface(void* owner, void* data) {
             g_pInputManager->getMouseCoordsInternal() - Vector2D(layersurface->geometry.x + PMONITOR->vecPosition.x, layersurface->geometry.y + PMONITOR->vecPosition.y);
         wlr_seat_pointer_notify_enter(g_pCompositor->m_sSeat.seat, layersurface->layerSurface->surface, LOCAL.x, LOCAL.y);
         wlr_seat_pointer_notify_motion(g_pCompositor->m_sSeat.seat, 0, LOCAL.x, LOCAL.y);
+        g_pInputManager->m_bEmptyFocusCursorSet = false;
     }
 
     layersurface->position = Vector2D(layersurface->geometry.x, layersurface->geometry.y);
@@ -235,7 +236,7 @@ void Events::listener_unmapLayerSurface(void* owner, void* data) {
             foundSurface = g_pCompositor->vectorToLayerSurface(g_pInputManager->getMouseCoordsInternal(), &PMONITOR->m_aLayerSurfaceLayers[ZWLR_LAYER_SHELL_V1_LAYER_TOP],
                                                                &surfaceCoords, &pFoundLayerSurface);
 
-        if (!foundSurface) {
+        if (!foundSurface && g_pCompositor->m_pLastWindow) {
             // if there isn't any, focus the last window
             const auto PLASTWINDOW = g_pCompositor->m_pLastWindow;
             g_pCompositor->focusWindow(nullptr);
@@ -347,6 +348,7 @@ void Events::listener_commitLayerSurface(void* owner, void* data) {
             g_pInputManager->getMouseCoordsInternal() - Vector2D(layersurface->geometry.x + PMONITOR->vecPosition.x, layersurface->geometry.y + PMONITOR->vecPosition.y);
         wlr_seat_pointer_notify_enter(g_pCompositor->m_sSeat.seat, layersurface->layerSurface->surface, LOCAL.x, LOCAL.y);
         wlr_seat_pointer_notify_motion(g_pCompositor->m_sSeat.seat, 0, LOCAL.x, LOCAL.y);
+        g_pInputManager->m_bEmptyFocusCursorSet = false;
     } else if (!layersurface->layerSurface->current.keyboard_interactive && (!g_pCompositor->m_sSeat.mouse || !g_pInputManager->isConstrained()) &&
                layersurface->keyboardExclusive) {
         g_pInputManager->refocus();

src/events/Windows.cpp

@@ -716,6 +716,9 @@ void Events::listener_unmapWindow(void* owner, void* data) {
         if (PWINDOWCANDIDATE != g_pCompositor->m_pLastWindow && PWINDOWCANDIDATE)
             g_pCompositor->focusWindow(PWINDOWCANDIDATE);
 
+        if (!PWINDOWCANDIDATE && g_pCompositor->getWindowsOnWorkspace(PWINDOW->m_iWorkspaceID) == 0)
+            g_pInputManager->refocus();
+
         g_pInputManager->sendMotionEventsToFocused();
 
         // CWindow::onUnmap will remove this window's active status, but we can't really do it above.

src/managers/input/InputManager.cpp

@@ -69,6 +69,8 @@ void CInputManager::sendMotionEventsToFocused() {
 
     const auto LOCAL = getMouseCoordsInternal() - (PWINDOW ? PWINDOW->m_vRealPosition.goal() : (PLS ? Vector2D{PLS->geometry.x, PLS->geometry.y} : Vector2D{}));
 
+    m_bEmptyFocusCursorSet = false;
+
     wlr_seat_pointer_notify_enter(g_pCompositor->m_sSeat.seat, g_pCompositor->m_pLastFocus, LOCAL.x, LOCAL.y);
     wlr_seat_pointer_notify_motion(g_pCompositor->m_sSeat.seat, now.tv_sec * 1000 + now.tv_nsec / 10000000, LOCAL.x, LOCAL.y);
 }

src/managers/input/InputManager.hpp

@@ -191,13 +191,15 @@ class CInputManager {
     CWindow*     m_pLastMouseFocus   = nullptr;
     wlr_surface* m_pLastMouseSurface = nullptr;
 
+    //
+    bool m_bEmptyFocusCursorSet = false;
+
   private:
     bool                 m_bCursorImageOverridden = false;
     eBorderIconDirection m_eBorderIconDirection   = BORDERICON_NONE;
 
     // for click behavior override
     eClickBehaviorMode m_ecbClickBehavior      = CLICKMODE_DEFAULT;
-    bool               m_bEmptyFocusCursorSet  = false;
     Vector2D           m_vLastCursorPosFloored = Vector2D();
 
     void               processMouseDownNormal(wlr_pointer_button_event* e);