feat!: remove legacy tray applet

This removes the applet, that uses the experimental Qt API.
This might fix the bugs, that is caused by it.

src/kwinscript/CMakeLists.txt

@@ -66,7 +66,6 @@ add_custom_command(
   "${CMAKE_CURRENT_SOURCE_DIR}/ui" "${CMAKE_CURRENT_BINARY_DIR}/bismuth/contents/ui"
   DEPENDS
   "${CMAKE_CURRENT_SOURCE_DIR}/ui/main.qml"
-  "${CMAKE_CURRENT_SOURCE_DIR}/ui/TrayItem.qml"
   "${CMAKE_CURRENT_SOURCE_DIR}/ui/popup.qml"
   COMMENT "📑 Preparing UI and metadata files..."
 )

src/kwinscript/controller/index.ts

@@ -174,7 +174,6 @@ export class ControllerImpl implements Controller {
    */
   public start(): void {
     this.driver.bindEvents();
-    this.bindTrayActions();
     this.bindShortcuts();
 
     this.driver.manageWindows();
@@ -385,16 +384,6 @@ export class ControllerImpl implements Controller {
     this.driver.drop();
   }
 
-  private bindTrayActions(): void {
-    // NOTE: Since the qml interface is very agile, it's seems
-    // to be unreasonable to make the bindings universal.
-    // However, this may be changed it the future.
-    this.qmlObjects.trayItem.menu.onToggleTiling = (): void => {
-      const action = new Action.ToggleFloatingLayout(this.engine, this.log);
-      action.execute();
-    };
-  }
-
   private bindShortcuts(): void {
     const allPossibleActions = [
       new Action.FocusNextWindow(this.engine, this.log),

src/kwinscript/extern/global.d.ts

@@ -9,19 +9,10 @@ declare namespace Bismuth {
   export namespace Qml {
     export interface Main {
       scriptRoot: object;
-      trayItem: TrayItem;
       activityInfo: Plasma.TaskManager.ActivityInfo;
       popupDialog: PopupDialog;
     }
 
-    export interface TrayItem {
-      menu: TrayMenu;
-    }
-
-    export interface TrayMenu {
-      onToggleTiling: () => void;
-    }
-
     export interface PopupDialog {
       show(text: string, icon?: string, hint?: string): void;
     }

src/kwinscript/ui/main.qml

@@ -19,7 +19,6 @@ Item {
         core.proxy.log("Initiating Bismuth: Plasma Tiling Window script!");
         const qmlObjects = {
             "scriptRoot": scriptRoot,
-            "trayItem": trayItem,
             "activityInfo": activityInfo,
             "popupDialog": popupDialog
         };
@@ -40,10 +39,6 @@ Item {
         id: core
     }
 
-    TrayItem {
-        id: trayItem
-    }
-
     TaskManager.ActivityInfo {
         id: activityInfo
     }