(#5) Added window API and Window class

Author: s1hofmann

lib/window-api.interface.ts

@@ -0,0 +1,9 @@
+/**
+ * {@link WindowApi} provides helper functions to handle windows
+ */
+import { Window } from "./window.class";
+
+export interface WindowApi {
+  windows(): Promise<Window[]>;
+  activeWindow(): Promise<Window>;
+}

lib/window.class.ts

@@ -0,0 +1,15 @@
+import { NativeAdapter } from "./adapter/native.adapter.class";
+import { Region } from "./region.class";
+
+export class Window {
+  constructor(private nativeActions: NativeAdapter, private windowHandle: number) {
+  }
+
+  get title(): Promise<string> {
+    return this.nativeActions.getWindowTitle(this.windowHandle);
+  }
+
+  get region(): Promise<Region> {
+    return this.nativeActions.getWindowRegion(this.windowHandle);
+  }
+}

lib/window.function.ts

@@ -0,0 +1,18 @@
+import { WindowApi } from "./window-api.interface";
+import { NativeAdapter } from "./adapter/native.adapter.class";
+import { Window } from "./window.class";
+
+export const createWindowApi = (nativeAdapter: NativeAdapter): WindowApi => {
+  return ({
+    async activeWindow(): Promise<Window> {
+      const windowHandle = await nativeAdapter.getActiveWindow();
+      return new Window(nativeAdapter, windowHandle);
+    },
+    async windows(): Promise<Window[]> {
+      const windowHandles = await nativeAdapter.getWindows();
+      return windowHandles.map((handle: number) => {
+        return new Window(nativeAdapter, handle);
+      });
+    },
+  });
+};