Initial prototype of Frame + Page + Navigation.

ui/pages/page-common.ts

@@ -0,0 +1,36 @@
+import view = require("ui/core/view");
+import dts = require("ui/pages");
+import frame = require("ui/frame");
+import application = require("application");
+
+export class Page extends view.View implements dts.Page {
+    private _contentView: view.View;
+    private _frame: frame.Frame;
+    private _navigationContext: any;
+
+    public onLoaded: () => any;
+
+    get contentView(): view.View {
+        return this._contentView;
+    }
+    set contentView(value: view.View) {
+        this._contentView = value;
+
+        // TODO: Check if page is already loaded and update as needed
+    }
+
+    get frame(): frame.Frame {
+        return this._frame;
+    }
+    set frame(value: frame.Frame) {
+        // TODO: This method is called internally, check how to hide the setter from users.
+        this._frame = value;
+    }
+
+    public onNavigatedTo(context: any) {
+        this._navigationContext = context;
+    }
+
+    public onNavigatedFrom() {
+    }
+}