core: improve cleanup logic

src/managers/KeybindManager.cpp

@@ -1455,7 +1455,7 @@ void CKeybindManager::renameWorkspace(std::string args) {
 }
 
 void CKeybindManager::exitHyprland(std::string argz) {
-    g_pCompositor->cleanup();
+    g_pInputManager->m_bExitTriggered = true;
 }
 
 void CKeybindManager::moveCurrentWorkspaceToMonitor(std::string args) {

src/managers/input/InputManager.cpp

@@ -1185,6 +1185,9 @@ void CInputManager::onKeyboardKey(wlr_keyboard_key_event* e, SKeyboard* pKeyboar
 
         updateKeyboardsLeds(pKeyboard->keyboard);
     }
+
+    if (m_bExitTriggered)
+        g_pCompositor->cleanup();
 }
 
 void CInputManager::onKeyboardMod(void* data, SKeyboard* pKeyboard) {

src/managers/input/InputManager.hpp

@@ -243,6 +243,8 @@ class CInputManager {
 
     void restoreCursorIconToApp(); // no-op if restored
 
+    bool m_bExitTriggered = false; // for exit dispatcher
+
     friend class CKeybindManager;
     friend class CWLSurface;
 };