[Common] Move Elevated Apps Warning and Add Warning for AlwaysOnTop (#30607)

* [Common] - Elevated apps warning moved to common notifications
- Warning added to AoT

* [Common] Build fix.

* [Common] Moved strings from common to AoT.

* [Common] Show notification fix.

* [Common] String name changed.

* [Common] Remove blank space

* [Common] Remove blank space

* [Common] Remove blank space

src/common/notifications/NotificationUtil.h

@@ -0,0 +1,36 @@
+#pragma once
+
+#include <common/notifications/notifications.h>
+#include <common/notifications/dont_show_again.h>
+#include <common/utils/resources.h>
+
+#include "Generated Files/resource.h"
+
+namespace notifications
+{
+    // Non-Localizable strings
+    namespace NonLocalizable
+    {
+        const wchar_t RunAsAdminInfoPage[] = L"https://aka.ms/powertoysDetectedElevatedHelp";
+        const wchar_t ToastNotificationButtonUrl[] = L"powertoys://cant_drag_elevated_disable/";
+    }
+
+    inline void WarnIfElevationIsRequired(std::wstring title, std::wstring message, std::wstring button1, std::wstring button2)
+    {
+        using namespace NonLocalizable;
+
+        static bool warning_shown = false;
+        if (!warning_shown && !is_toast_disabled(ElevatedDontShowAgainRegistryPath, ElevatedDisableIntervalInDays))
+        {
+            std::vector<action_t> actions = {
+                link_button{ button1, RunAsAdminInfoPage },
+                link_button{ button2, ToastNotificationButtonUrl }
+            };
+            show_toast_with_activations(message,
+                                        title,
+                                        {},
+                                        std::move(actions));
+            warning_shown = true;
+        }
+    }
+}