xamarin.android

问题 I have given task to store the image path in database either xml schema or sqlite database.I am working on Xamarin.Forms PCL project. I am very confused with how to store image path in database.because in android image should be placed in Ressource/drawble,ios image placed in Resources folder. I read this xamarin.forms documentaion. But not getting how to get path and store in database. Please anyone provide any resources or example. 回答1: Hope you have gone through this documentation and to

问题 I am trying to get the path of Gallery Image. I am getting the path of the image which is stored in internal storage but not of the external storage. I have also enabled the read-write storage and camera access permissions which has been granted. Here is my code void ChoosePhoto() { try { var imageIntent = new Intent(); imageIntent.SetType("image/*"); imageIntent.SetAction(Intent.ActionGetContent); StartActivityForResult(Intent.CreateChooser(imageIntent, "Select photo"), 0); } catch

问题 I want to debug a Xamarin.Forms app on an Android device. If I set a breakpoint I get this error message from Visual Studio: This is the output of the console Offset and length were out of bounds for the array or count is greater than the number of elements from index to the end of the source collection. System.ArgumentException: Offset and length were out of bounds for the array or count is greater than the number of elements from index to the end of the source collection. at System.Buffer

问题 Hi every body I need to integrate CCAvenue payment gateway for my Xamarin android project, I am unable to find any sample code to get this. Any body please provide CCAvenue Xamarin android Tool Kit. Thanks in advance. 回答1: CCAvenue don't appear to officially support or provide sample code for Xamarin, however the integration process is described in their Mobile Integration Toolkit: https://mars.ccavenue.com/downloads/Mobile_Integraion_Kit.zip You could re-use (or re-write) the Android or iOS

问题 I am binding the github project ChatKit I do this xml <attr name="managedType" path="/api/package[@name='com.stfalcon.chatkit.messages']/class[@name='MessagesListAdapter']/method[@name='onBindViewHolder']/parameter[1]">Android.Support.V7.Widget.RecyclerView.ViewHolder</attr> <attr name="managedType" path="/api/package[@name='com.stfalcon.chatkit.messages']/class[@name='MessagesListAdapter']/method[@name='onBindViewHolder']/parameter[2]">int</attr> but vs still throw the error for me: 1>D:

问题 Inside my Listview's ListItem i have a multiple controls and one among them is imageview. My purpose is that user when clicks on that image, source should change to something else. I am implementing ViewHolder Pattern, and right now i am able to toggle the source on click. My current problem is that when i scroll down new views are getting created(re-used), and when i try to move Up again the listitem where i toggled the image are again getting created with default image source as my

问题 In Xamarin.Android Bindings, I have an interface wrapped from Java as follows: // Metadata.xml XPath interface reference: path="/api/package[@name='com.buyandlarge.core.framework']/interface[@name='IView']" [Register ("com/buyandlarge/core/framework/IView", "", "BuyAndLarge.Core.Framework.IViewInvoker")] public partial interface IView : global::Core.Framework.IContextProvider, global::BuyAndLarge.Core.Framework.IHitTestable { global::Android.Views.ViewGroup.LayoutParams LayoutParams { //

问题 Is it possible to reference a library such as the Google GData .NET client in a MonoTouch or MonoDroid app? It would make integration with Google's services much easier. Thank you. 回答1: To get that library (or any library, really) to work against MonoTouch or Mono for Android you'd need to compile it against that profile. Out of the box the GData client won't compile against those profiles because it has some dependencies that aren't compatible. There's a post up here by Mike Bluestein that

问题 I'm trying use MvxListView with MvxAppCompatActivity , but I always get: InflateException: Error inflating class Mvx.MvxListView ClassNotFoundException: Didn't find class "Mvx.MvxListView Here is my axml: <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res/com.viniciusmaia.missaocarona" android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent"> <include layout="@layout/Toolbar" />

问题 i tried this method that I created but it prompts me an error: Realms.RealmInvalidObjectException:This object is detached. Was it deleted from the realm?' public void deleteFromDatabase(List<CashDenomination> denom_list) { using (var transaction = Realm.GetInstance(config).BeginWrite()) { Realm.GetInstance(config).Remove(denom_list[0]); transaction.Commit(); } } what is the proper coding for deleting records from database in realm in C# type of coding? 回答1: You are doing it the right way. The