feat(interface): 组件自动聚焦与键盘操作改进

src/heurams/services/attic.py

@@ -0,0 +1,54 @@
+# Attic 服务
+import pickle as pkl
+from heurams.services.logger import get_logger
+from heurams.context import config_var
+from pathlib import Path
+from heurams.services.hasher import get_md5
+import atexit
+from heurams.services import timer
+from heurams.services.exceptions import WTFException
+logger = get_logger(__name__)
+
+def singleton(cls):
+    instances = {}
+    def get_instance(ident, default):
+        key = ident
+        if key not in instances:
+            instances[key] = cls(ident)
+        instances[key].patch_dict(default)
+        return instances[key]
+    return get_instance
+
+atticdir = Path(config_var.get()['global']['paths']['misc']) / 'attics'
+atticdir.mkdir(parents=True, exist_ok=True)
+
+@singleton
+class Attic:
+    def __init__(self, ident, default:dict={}):
+        self.ident = ident
+        self.ident = self.ident.replace('<DAYSTAMP>', str(timer.get_daystamp()))
+        self.ident = self.ident.replace('<TIMESTAMP>', str(timer.get_timestamp()))
+        if '<' in ident or '>' in ident:
+            raise WTFException
+        #self.ident = get_md5(self.ident)
+        self.pklpath = atticdir / f'{self.ident}.pkl'
+        atexit.register(self.save)
+        self.data = default
+        if self.pklpath.exists():
+            try:
+                self.load()
+                return
+            except:
+                self.pklpath.unlink(missing_ok=True)
+        self.pklpath.touch(exist_ok=True)
+
+    def patch_dict(self, dct):
+        self.data.update({k: v for k, v in dct.items() if k not in self.data})
+
+    def save(self):
+        with open(atticdir / f'{self.ident}.pkl', 'wb') as f:
+            pkl.dump(self.data, f)
+
+    def load(self):
+        with open(atticdir / f'{self.ident}.pkl', 'rb') as f:
+            self.data.update(dict(pkl.load(f)))