DeConstructor or Dispose not called not custom renderer
I am using custom renderer in my xamarin.forms project. But i am facing performance issue on android platform. I need to know why DeConstructor or Dispose not calling when the page is destroyed. But...
View ArticleAccess to Xamarin.Forms.Platform.Android.OpenGLRenderer or Gesture handler...
When will Xamarin.Forms.Platform.Android.OpenGLRenderer be unsealed? It is currently not possible to add platform specific gesture handlers without access to the OpenGLView's underlying view (except...
View ArticleHow to implement expandable listview(accordin panel) in Xamarin.Forms
Q1:I want to implement expanadable list view in Xamarin.Forms PCL project. I am very new to Xamarin World. Please let me know how to implement using custom renderer or any other method The demo project...
View ArticleWhy is OnElementPropertyChanged not called on ViewRenderer
I've derived a CustomPicker from Picker and added some bindable properties like public class CustomPicker : Picker { public static readonly BindableProperty PickerTextColorProperty =...
View ArticleSpinner Array adapter
How spinner array adapter can be used in Xamarin.form (portable) application development ??
View ArticleXamarin Grid - Binding to collection of items
Hi, I have a simple Grid: <Grid> <Grid.ColumnDefinitions> <ColumnDefinition Width="Auto" /> <ColumnDefinition Width="Auto" /> <ColumnDefinition Width="100" />...
View ArticleTabbed page on every page
I need to create a set of tabs that will be on the bottom of every page in my application. Some of these pages will not be the pages pointed to by the tabs. The tabs will serve as a set of universal...
View ArticleHow to migrate from Xamarin.Forms to to Xamarin.iOS/Xamarin.Android
Easy migration to the Xamarin Platform. When your native platform integration requirements outgrow Xamarin.Forms, your shared code is easily migrated to Xamarin.iOS and Xamarin.Android using the full...
View ArticleImplement expandable listview in xamarin form (xmal)
Hi, I am trying to implement expand and collapse list view in xmal. I searched alot on google and xamarin site but dint get anything. Any help on this will be appreciated. Thanks.
View ArticleHow to deal with native features like Google Play Services and...
Hello guys, I'm requesting your help one more time. I was working with Xamarin.Forms.Maps until i noticed that it's still too young to do some things that i would like to do, for example, drawing...
View ArticleXamarin Forms, iOS Authentication with Azure Active Directory issue.
Hi. I have faced the issue while implementing authentication by using Azure AD with Xamarin Forms Application. Application structure is following: 1. Application code and UI -layouts are implemented in...
View ArticleHow to use SQLiteOpenHelper in Xamarin Forms ?
Hello I would like to know if there is a way to use SQLiteOpenHelper in the Android project of the Xamarin forms. The reason why I would like to use SQLiteOpenHelper is because it supports "OnUpgrade"....
View ArticleHow to know exactly when the NavigationPage's back button has been tapped?
Everything is in the title, for the specific use case, please, have a look on this thread.
View ArticleWhen I enter text, the app closes
I have a weird issue with only one of my forms and I can't figure out what the issue is, but when I start entering text into any text box in the page, the app simply closes. No error, no message. I've...
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View does not render correctly when rotating the device with soft keyboard...
Hi! I am having some issues with Xamarin Forms and screen orientation changes. When rotating the screen from landscape to portrait with the keyboard up, the view is rendered incorrectly. Here is a...
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Navigation - How to do custom Action on navigating back
Hi, is there any chance I can react to the "Back Button Tap" event for the software back button that is showing in the top left corner for android and iOS (Using NavigationPage). As far as I know...
View ArticleCaptcha
Anyone have a solution for adding a Captcha to your platform. I'm using Xamarin Forms PCL.
View ArticleIs it possible to use Android ImageView with a PCL?
Hello everyone, I am new to Xamarin, but learning quickly. I have what is hopefully a straightforward question. I know that I can customize Xamarin Forms controls per platform using custom renderers,...
View ArticleBug in Anchor properties in Views on iOS
When I change AnchorX in View on iOS then his position is changing. Example: for AnchorX = 0.5: new Label { HorizontalOptions=LayoutOptions.Center, Text="12345678901234567890", Rotation = 0,...
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