Add main_window_will_require_reset hook

qt/aqt/gui_hooks.py

@@ -1737,6 +1737,41 @@ class _MainWindowDidInitHook:
 main_window_did_init = _MainWindowDidInitHook()
 
 
+class _MainWindowWillRequireResetFilter:
+    """Executed before the main window will require a reset
+        
+        This hook can be used to change the behavior of the main window,
+        when other dialogs, like the AddCards or Browser, require a reset
+        from the main window.
+        """
+
+    _hooks: List[Callable[[bool], bool]] = []
+
+    def append(self, cb: Callable[[bool], bool]) -> None:
+        """(will_reset: bool)"""
+        self._hooks.append(cb)
+
+    def remove(self, cb: Callable[[bool], bool]) -> None:
+        if cb in self._hooks:
+            self._hooks.remove(cb)
+
+    def count(self) -> int:
+        return len(self._hooks)
+
+    def __call__(self, will_reset: bool) -> bool:
+        for filter in self._hooks:
+            try:
+                will_reset = filter(will_reset)
+            except:
+                # if the hook fails, remove it
+                self._hooks.remove(filter)
+                raise
+        return will_reset
+
+
+main_window_will_require_reset = _MainWindowWillRequireResetFilter()
+
+
 class _MediaSyncDidProgressHook:
     _hooks: List[Callable[["aqt.mediasync.LogEntryWithTime"], None]] = []
 

qt/tools/genhooks_gui.py

@@ -440,6 +440,17 @@ hooks = [
         is thus suitable for single-shot subscribers.
         """,
     ),
+    Hook(
+        name="main_window_will_require_reset",
+        args=["will_reset: bool"],
+        return_type="bool",
+        doc="""Executed before the main window will require a reset
+        
+        This hook can be used to change the behavior of the main window,
+        when other dialogs, like the AddCards or Browser, require a reset
+        from the main window.
+        """,
+    ),
     Hook(name="backup_did_complete"),
     Hook(
         name="profile_did_open",