- add necessary UI tips

- restore "view all apps" for host card
- minor fixes

VoidLink/Utility/GenericUtils.swift

@@ -0,0 +1,52 @@
+//
+//  GenericUtils.swift
+//  VoidLink
+//
+//  Created by True砖家 on 2026/2/26.
+//  Copyright © 2026 True砖家@Bilibili. All rights reserved.
+//
+
+
+import Foundation
+
+@objc public class GenericUtils: NSObject {
+        
+    @objc static func needUpdateDefaultSettings() -> Bool {
+        // let key = "needUpdateDefaultSettings20260226-1"
+        let key = "needUpdateDefaultSettings20260226-2"
+        guard !UserDefaults.standard.bool(forKey: key) else {
+            return false
+        }
+        UserDefaults.standard.set(true, forKey: key)
+        return true
+    }
+    
+    @objc static func isEnableOswForNativeTouchSwitchFirstFlipping() -> Bool {
+        let key = "enableOswForNativeTouchSwitchFlipped"
+        guard !UserDefaults.standard.bool(forKey: key) else {
+            return false
+        }
+        UserDefaults.standard.set(true, forKey: key)
+        return true
+    }
+    
+    @objc static func isFirstLaunchPressureCurveTool() -> Bool {
+        let key = "hasLaunchedPressureCurveTool"
+        let defaults = UserDefaults.standard
+        let launchedBefore = defaults.bool(forKey: key)
+        
+        if !launchedBefore {
+            defaults.set(true, forKey: key)
+            return true
+        }
+        return false
+    }
+    
+    @objc static func isIPhone() -> Bool {
+        return UIDevice.current.userInterfaceIdiom == .phone
+    }
+
+    @objc static func isIPad() -> Bool {
+        return UIDevice.current.userInterfaceIdiom == .pad
+    }
+}