xamarin.ios

问题 We have a new app we are trying to submit to the app store (using TestFlight for pre-release beta testing) but are getting an Invalid binary message due to the reference of UIWebView: TMS-90809: Deprecated API Usage - New apps that use UIWebView are no longer accepted. Instead, use WKWebView for improved security and reliability. We've followed the guide provide by Xamarin here: https://docs.microsoft.com/en-us/xamarin/xamarin-forms/user-interface/webview?tabs=macos#uiwebview-deprecation-and

问题 I am adding Google Mobile Ads support to a Xamarin.iOS app. I added the following packages (Essentials was already present and building fine). MobileAds requires the Firebase Core and Xamarin.Build.Download packages. When I build my project I get a number of linking errors such as ...Error MT5210: Native linking failed, undefined symbol: _GULIsLoggableLevel. Please verify that all the necessary frameworks have been referenced and native libraries are properly linked in. (MT5210)

问题 I keep getting this error no matter what I set up in the Apple dev portal. I download everything through XCode on the Mac. Restart Visual Studio. Visual Studio picks up newly downloaded provisioning profile. I've tried both debug and adHoc provisioning profiles. Any help would be greatly appreciated. I've read other posts and answers, nothing helps 回答1: Does your bundle identifier in your app match your app id on the portal? The app id listed on the portal should match (either exactly or with

问题 Now I want to implement some functions in my xamarin.iOS projecs . I have found the solution but implemented in Objective-C.And it used the keyword @selector(...) . I found this issue as refer.However,as @theB said,use the dynamic type. Of course this means that type safety is only enforced at runtime, and you may incur some performance penalties.SO is there a better way to implement it？ Any suggestion is welcome.Thanks！ 回答1: @selector is available in xamarin.iOS. It is included in the

问题 I have a Xamarin.Forms project, and I have a custom control that should open a new page when tapped. Unfortunately, nothing happens when I call Navigation.PushAsync(...); . I've read countless StackOverflow questions (such as this one) and Xamarin Forums threads and done several Google searches, but none of the solutions seem to solve my issue. My control inherits from ContentView , as all Xamarin.Forms views do. src is a custom class that contains some data points that are used by this

问题 Recently we have been receiving the UIWebView deprecated warnings from Appstore, for which xamarin forms has directed the developers to do the below four things Update Xamarin.Forms to 4.5 or higher – Pre-release versions of Xamarin.Forms 4.5 can be used. Use Xamarin.iOS 13.10.0.17 or higher – Check your Xamarin.iOS version in Visual Studio. This version of Xamarin.iOS is included with Visual Studio for Mac 8.4.1 and Visual Studio 16.4.3. Remove references to UIWebView – Your code should not

问题 How can I remove the top bar from iOS project of Xamarin.Forms? Where the time and "Carrier" word are .. or at least measure its height? Just to be sure.. I don't want to see battery, time... I want to hide the bar in the red rectangle: 回答1: You can add this code on your AppDelegate.cs inside FinishedLaunching method after LoadApplication (new App ()); on iOS Project: UIApplication.SharedApplication.StatusBarHidden = true; also add this on your info.plist : <key

问题 How can I remove the top bar from iOS project of Xamarin.Forms? Where the time and "Carrier" word are .. or at least measure its height? Just to be sure.. I don't want to see battery, time... I want to hide the bar in the red rectangle: 回答1: You can add this code on your AppDelegate.cs inside FinishedLaunching method after LoadApplication (new App ()); on iOS Project: UIApplication.SharedApplication.StatusBarHidden = true; also add this on your info.plist : <key

问题 I am trying to test in app purchases in my application following plugin. Also I have checked this and thousands of other officical/not official articles but there is no result. I do not thins there is a problem in my code because I asked another developer to share me his code and I use it in my app. In his project this code works perfect but I have InAppBillingPurchaseException "Can not connect to Itunes Store". I also logged out of my real accounts before entering sandbox credentials. This

问题 I am trying to test in app purchases in my application following plugin. Also I have checked this and thousands of other officical/not official articles but there is no result. I do not thins there is a problem in my code because I asked another developer to share me his code and I use it in my app. In his project this code works perfect but I have InAppBillingPurchaseException "Can not connect to Itunes Store". I also logged out of my real accounts before entering sandbox credentials. This