QWebChannel and Web Greeter Bundle merged as one file.

LightDM API should be instantly accessible.

web-greeter/browser/browser.py

@@ -183,6 +183,9 @@ class NoneLayout(QLayout):
     def __init__(self):
         super().__init__()
 
+    def count(self) -> int:
+        return 0
+
     def sizeHint(self) -> QSize:
         size = QSize(0, 0)
         return size
@@ -319,12 +322,13 @@ class Browser(Application):
         if (theme.startswith("/")): path_to_theme = theme
         elif (theme.__contains__(".") or theme.__contains__("/")):
             path_to_theme = os.path.join(os.getcwd(), theme)
+            path_to_theme = os.path.realpath(path_to_theme)
 
         if (not path_to_theme.endswith(".html")):
             path_to_theme = os.path.join(path_to_theme, "index.html")
 
         if (not os.path.exists(path_to_theme)):
-            print("Path does not exists")
+            print("Path does not exists", path_to_theme)
             path_to_theme = os.path.join(dir, def_theme, "index.html")
 
         web_greeter_config["config"]["greeter"]["theme"] = path_to_theme
@@ -357,7 +361,6 @@ class Browser(Application):
 
     def _init_bridge_channel(self) -> None:
         self.page.setWebChannel(self.channel)
-        self.page.scripts().insert(self._get_channel_api_script())
         self.bridge_initialized = True
 
     def initialize_bridge_objects(self) -> None:
@@ -371,6 +374,9 @@ class Browser(Application):
                 # print("Registered", obj._name)
 
     def load_script(self, path: Url, name: str):
+        qt_api = self._get_channel_api_script()
+        qt_api_source = qt_api.sourceCode()
         script = self._create_webengine_script(path, name)
+        script.setSourceCode(qt_api_source + "\n" + script.sourceCode())
         self.page.scripts().insert(script)
 

web-greeter/resources/js/bootstrap.js

@@ -25,7 +25,6 @@
  * along with web-greeter; If not, see <http://www.gnu.org/licenses/>.
  */
 
-
 (() => {
 	let _channel;
 
@@ -36,9 +35,9 @@
 	 * @type Event
 	 * @memberOf window
 	 */
-	window._ready_event = new Event( 'GreeterReady' );
+	window._ready_event = new Event("GreeterReady");
 
-	function channel_ready_cb( channel ) {
+	function channel_ready_cb(channel) {
 		_channel = channel;
 
 		/**
@@ -63,16 +62,13 @@
 		 * @type {LightDM.ThemeUtils}
 		 * @memberOf window
 		 */
-		window.theme_utils = new ThemeUtils( _channel.objects.ThemeUtils );
-
-		setTimeout( function () {
-			window.dispatchEvent( _ready_event );
-		}, 2 );
+		window.theme_utils = new ThemeUtils(_channel.objects.ThemeUtils);
 	}
+	new QWebChannel(qt.webChannelTransport, channel_ready_cb);
 
-	document.addEventListener( 'DOMContentLoaded', ( event ) => {
-		new QWebChannel( qt.webChannelTransport, channel_ready_cb );
+	document.addEventListener("DOMContentLoaded", (event) => {
+		setTimeout(function () {
+			window.dispatchEvent(_ready_event);
+		}, 2);
 	});
-
 })();
-