fix light mode ipc

Common/SessionData.qml

@@ -294,27 +294,4 @@ Singleton {
             }
         }
     }
-
-    IpcHandler {
-        target: "theme"
-
-        function toggle(): string {
-            root.setLightMode(!root.isLightMode)
-            return root.isLightMode ? "light" : "dark"
-        }
-
-        function light(): string {
-            root.setLightMode(true)
-            return "light"
-        }
-
-        function dark(): string {
-            root.setLightMode(false)
-            return "dark"
-        }
-
-        function getMode(): string {
-            return root.isLightMode ? "light" : "dark"
-        }
-    }
 }

Common/Theme.qml

@@ -178,12 +178,17 @@ Singleton {
         generateSystemThemesFromCurrentTheme()
     }
 
-    function toggleLightMode(savePrefs = true) {
+    function setLightMode(light, savePrefs = true) {
-        isLightMode = !isLightMode
+        isLightMode = light
         if (savePrefs && typeof SessionData !== "undefined")
             SessionData.setLightMode(isLightMode)
+            PortalService.setLightMode(isLightMode)
         generateSystemThemesFromCurrentTheme()
     }
+
+    function toggleLightMode(savePrefs = true) {
+        setLightMode(!isLightMode, savePrefs)
+    }
     
     function forceGenerateSystemThemes() {
         if (!matugenAvailable) {
@@ -706,4 +711,27 @@ Singleton {
             }
         }
     }
+
+    IpcHandler {
+        target: "theme"
+
+        function toggle(): string {
+            root.toggleLightMode()
+            return root.isLightMode ? "light" : "dark"
+        }
+
+        function light(): string {
+            root.setLightMode(true)
+            return "light"
+        }
+
+        function dark(): string {
+            root.setLightMode(false)
+            return "dark"
+        }
+
+        function getMode(): string {
+            return root.isLightMode ? "light" : "dark"
+        }
+    }
 }

Modules/ControlCenter/DisplayTab.qml

@@ -253,10 +253,7 @@ Item {
                         hoverEnabled: true
                         cursorShape: Qt.PointingHandCursor
                         onClicked: {
-                            const newLightMode = !SessionData.isLightMode
+                            Theme.toggleLightMode()
-                            SessionData.setLightMode(newLightMode)
-                            Theme.isLightMode = newLightMode
-                            PortalService.setLightMode(newLightMode)
                         }
                     }
 

Modules/Settings/PersonalizationTab.qml

@@ -677,10 +677,8 @@ Item {
                         description: "Use light theme instead of dark theme"
                         checked: SessionData.isLightMode
                         onToggled: checked => {
-                                       SessionData.setLightMode(checked)
+                            Theme.setLightMode(checked)
-                                       Theme.isLightMode = checked
+                        }
-                                       PortalService.setLightMode(checked)
-                                   }
                     }
                 }
             }