js调用python改为异步; js调用python方法异常信息改为Error对象;优化自定义桥接方法的异常处理

usr/lib/python3/dist-packages/webengine/gtk3/_utils.py

@@ -3,9 +3,9 @@
 # @author yutent<yutent.io@gmail.com>
 # @date 2023/07/28 14:39:33
 
-import gi
+import gi, threading
 gi.require_version('Gtk', '3.0')
-from gi.repository import GdkPixbuf
+from gi.repository import GdkPixbuf, GObject
 
 def noop():
   pass
@@ -66,4 +66,34 @@ def dict_to_pixbuf(data):
   else:
     image = None
 
-  return image
+  return image
+
+
+# 定义一个异步修饰器, 用于在子线程中运行一些会阻塞主线程的任务
+def run_async(func):
+  def wrapper(*args, **kwargs):
+    thread = threading.Thread(target=func, args=args, kwargs=kwargs)
+    thread.daemon = True
+    thread.start()
+    return thread
+  return wrapper
+
+# 类型js的settimeout的修饰器
+def set_timeout(timeout = 0.5):
+  def decorator(callback):
+    def wrapper(*args):
+      t = threading.Timer(timeout, callback, args=args)
+      t.start()
+      return t
+    return wrapper
+  
+  return decorator
+
+
+# 定义一个修饰器, 用于将当前方法转到主线程中运行 (子线程中调用方法时)
+def idle(func):
+  def wrapper(*args):
+    GObject.idle_add(func, *args)
+  return wrapper
+
+

usr/lib/python3/dist-packages/webengine/gtk3/_version.py

@@ -1,4 +1,4 @@
 #!/usr/bin/env python3
 
-build = (0, 6, 1)
+build = (0, 7, 0)
 version = '.'.join(map(str, build))

usr/lib/python3/dist-packages/webengine/gtk3/_webengine.py

@@ -38,7 +38,7 @@ from ._settings import create_setting
 from ._protocal import create_protocal
 from ._notify import create_notify
 from ._inject import Inject
-from ._utils import noop, get_monitor_info, pixbuf_to_dict, dict_to_pixbuf
+from ._utils import noop, get_monitor_info, pixbuf_to_dict, dict_to_pixbuf, run_async, idle
 
 
 
@@ -155,14 +155,14 @@ class WebEngine(WebKit2.WebView):
           raise ValueError('url must starts with "/" or "app://"')
 
 
-
+  @idle
   def call_js(self, method, data = None, err = None):
     if err is not None:
       err = str(err)
     scripts = 'native.$emit("' + method + '", ' + json.dumps(err) + ', ' + json.dumps(data) + ')'
     self.evaluate_javascript(scripts, -1)
 
-  
+  @run_async
   def called_by_js(self, webview, message):
 
     data = json.loads(message.get_js_value().to_json(0))
@@ -268,10 +268,12 @@ class WebEngine(WebKit2.WebView):
         output = hashlib.md5(str(params.get('value'))).hexdigest()
 
       case _:
-        if self.custom_bridge is None:
-          pass
-        else:
-          _error, output = self.custom_bridge(event, params)
+        if self.custom_bridge is not None:
+          try:
+            _error, output = self.custom_bridge(event, params) or (None, None)
+          except Exception as err:
+            print(err)
+            _error = err
 
     # 有回调则返回结果
     if callback:

usr/lib/python3/dist-packages/webengine/gtk3/inject.js

@@ -73,7 +73,7 @@
       callback = rand()
       native.$once(callback, (err, res) => {
         if (err) {
-          _.reject(err)
+          _.reject(new Error(err))
         } else {
           _.resolve(res)
         }