Recent questions tagged xamarin

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xamarin - Visual Studio not showing installed Android api levels

I am developing an Android app in Visual Studio. In the Android SDK manager, all API's from API level 23 ... Visual Studio Android app. Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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520 views

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xamarin - Open a word doc from my iOS application and edit it in MSWord app and get the edited file back in my application

I have a Xamarin ios application from which I need to open/edit a word doc in MSWord app and later ... -with-office-from-ios-applications See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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518 views

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xamarin - I need To Set Font from .ttf File

I'm Trying to set font to my system and use it in my application it works fine for android but it does not ... but not working in IOS Why ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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493 views

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xamarin - iOS UIFont.ByName Exception (Value cannot be null. Parameter name: value)

In a custom Xamarin Forms iOS renderer I am loading fonts from files and when I get to UIFont.FromName it ... /UIKit/UIViewController.g.cs:2667 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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910 views

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xamarin - How to set Safe Area layout in iPhone x

I am developing Xamarin forms app and my app seems with safe area set in top. But need to ignore it. ... to resolve this. Regards, Cheran See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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774 views

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xamarin - Xamrin.Android add image watermark

How can I add another smaller image as a watermark of a larger image using Xamarin.Android c# and save the ... storage of an android device. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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543 views

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xamarin - AlarmManager and Notifications in Android 8.0(Oreo)

In my app i have a alarm that is repeting every thursday, i am using AlarmManger, everything is working fine in all ... (Exception) { } } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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428 views

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xamarin - TPL on PCL of mvvmcross

I see i can't use TPL in the CORE projects. Is the PCL doesn't support System.Threading.Tasks? (i checked ... to use mvvmcross with TPL? Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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906 views

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xamarin - "There is not enough storage space on the device to store package" when starting Android emulator

I have just updated Xamarin in Visual Studio 2015 (it was a suggested update from Visual Studio). After ... emulator from within Visual Studio. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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654 views

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xamarin - Understanding WidthRequest

I want to change the WidthRequest. Thereby I noticed that this doesn't really set the width of an element ... have to change some LayoutOptions? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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605 views

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xamarin - Java Binding Abstract class not being generated

Error CS0234: The type or namespace name IBitmap' does not exist in the namespaceCom.Sushi.Hangover'. Are you ... not have Alpha/Beta access See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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496 views

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xamarin - Android App Compile Not Generating Package Resources

When attempting to compile my Xamarin.Android app I get the compile error: Error 3 The file " ... project uses MVVM Cross See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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396 views

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xamarin - XAP failed to initialize device and virtualbox manager does not open

I updated windows recently.I also updated xamarin studio 6.1.1 and now not able to initialize the device ... NDIS6 bridged networking driver. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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468 views

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xamarin - Even though JRE 8 is installed on my MAC -" No Java Runtime present,requesting to install " gets displayed in terminal

Even though JRE 8 is installed on my MAC OS Yosemite 10.10.3,while running the Android present in tools in ... site Can someone please help!! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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943 views

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xamarin - How to use x:Name of items in listView at codebehind?

Is there any way to use x:Name of the stacklayout in listview at code behind in xamarin.forms? <ListView ... to use btnStack at codebehind? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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734 views

1 answer

xamarin - error: package com.google.firebase.messaging does not exist

I'm trying to build my project, but when I do, I get this error: "error: package com.google.firebase. ... way, and I found no differences. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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463 views

1 answer

xamarin - ShouldStartLoad of custom UIWebViewDelegate not being called when UIWebView request starts loading

I have defined a UIWebViewDelegate class and instantiated it in the Delegate property of my UIWebView, but the ... am doing wrong here? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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761 views

1 answer

xamarin - Object reference not set to an instance of an object When I create new Android App (Visual Studio)

In a Visual Studio 2015, Xamarin, Android SDK, jdk 1.7, and emulator are installed and Xamarin has all green checked ... . How could I solve it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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329 views

1 answer

xamarin - Failed to use Android Support Library v4

I'm trying to use the DrawerLayout from android.support.v4 library. I have added Xamarin.Android.Support.v4 ... point. Thanks for any help See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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745 views

1 answer

xamarin - Could not resolve type with token 0100000f

I get this error when running ios in xamarin forms. How can I resolve this? System.TypeLoadException: Could not resolve ... (app, options); } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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496 views

1 answer

xamarin - Switching From VS Mac To VS Windows got "java.exe" exited with code 2

Hello Guys I got an issue when switching my Xamarin.Forms project from VSMac to VsWindows! "java.exe" exited with ... idea, tell me ;) Regards, See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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559 views

1 answer

xamarin - API Google Maps doesn't return enough of step

I'm making an app with Xamarin.Forms.Maps and then, I need to get all of the steps ... =Paris&key=[MY_API_KEY]&travel_mode=DRIVING See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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362 views

1 answer

xamarin - MvvmCross initialization

In question Using MvvmCross from content providers and activities I wanted to know of how to initialize the MvvmCross ... exception info etc } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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693 views

1 answer

xamarin - Enable Entity Framework migrations in Mono

I've started building an ASP.NET MVC3 project on Mac OS using Xamarin Studio. I now want to add new ... back to Visual Studio on Windows? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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512 views

1 answer

xamarin - How to handle Firebase Notification i.e. Notification Messages and Data Messages in Android

What is the best way to handle both Notification Messages and Data Messages in firebase using Xamarin Android, ... data-message on Android tray See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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