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CachedImage FFImageLoading for Xamarin.Forms
https://github.com/molinch/FFImageLoading or https://github.com/daniel-luberda/FFImageLoading/ (new Forms features) DEMO:...
View ArticleWKWebView caching not working
Hi there, I’m building a Xamarin Forms project whose main component is a WebView. I have built it such that on iOS7 a UIWebView is used, and on iOS8 a WKWebView is used. Basically I want a cache for...
View ArticleInvalidProgramException System.InvalidProgramException: Invalid IL code
I use a Result object to be to handle both positive and negative results when querying my server side code in my: namespace GenerationLondon { public abstract class Result<E, S> { private...
View ArticleAcr.UserDialogs.ActionSheet(ActionSheetConfig) not working consistently
I have the following piece of code: private void ListViewAttachmentSelectSize(MediaFile IMediaFile) { ActionSheetConfig ASImageSize = new ActionSheetConfig(); ASImageSize.Title = "Attachment Size";...
View ArticleSaving XAML file breaks reference with class library project
I've added another Class Library as a reference to my Portable project. Whenever change is made to any XAML in portable, the error starts appearing saying "type of namespace not found" The app still...
View ArticleMessagingCenter or Events ?
Hi everyone, During my XF development, i used both Event/Handlers and Xamarin MessagingCenter (or the Messenger from MvvmLight) to pass data / update through distinct objects etc... My question here...
View ArticleDeploy to multiple devices from visual studio
Hi all, Is there any way to deploy my solution to Android and Windows devices at the same time from Visual Studio? At the moment I am going through the debug cycle on each one and its slowing me down a...
View ArticleJson Web Tokens
Hello everyone, I'm searching around the net how I could decode a JWT token to fetch the expiration date in C#. Only I couldn't find many solutions / examples for Xamarin. I tried adding...
View ArticleXamarin License - per developer, per device. Can support multiple computers?
I have a question regarding the number of computers that I can use with xamarin. As you aware, I have Indie subscription. Is there a limitation of number of computers that I can setup my development...
View ArticleStart a FORM app from native android activity
Can somebody please let me know if there is a possibility of starting up a Xamarin.Forms application from within a native android app activity... If yes then how??? Cheers
View ArticleCompiling xamarin form APK within the Visual Studio 2015.
1 Saw some apk file inside the debug and release. Try to deploy to my tab.. Not install. 2. I also try via Visual Studio Export Android Package .. It give me error . no timestamp something. Question Is...
View ArticleWhy won't my images display on Android?
I have a forms app that is working and looks great on iOS. The images for iOS are stored in a central assets folder and a file link is added to the iOS 'Resources' folder. So, trying to get the Android...
View ArticleIs it possible to hide a ToolbarItem?
If a ToolbarItem has been added to the Navigation bar, is it possible to conditionally hide/show it? Consider the use-case of showing a "Save" button when an Editor field is dirty, but hiding the...
View ArticleAnimating HeightRequest extremely choppy
Is there a way to animate the Height of a VisualElement that is buttery smooth? I have the following that I thought would work, but it is extremely jerky: void collapseExpandHeightAnimation(string...
View ArticleThat I currently doing a social chat on a APP
What I need is, How do I write a code : post a image in into others comment wall. " Such as like FB "
View ArticleAspect for BackgroundImage
Is there a way to change the Aspect for the BackgroundImage? It appears to be Fill and I'd like it to be AspectFit.
View ArticlePCL: How to convert local image file to base64 string?
Hello, I need to convert local image file to base64 string. Exist some Xamarin.Forms class to perform this operation? thank you Esteban Lombardo
View Articleset custom font in webview
I want to set my own custom font in webview. WebView Description = new WebView(this.Context); WebSettings settings = Description.Settings; settings.FixedFontFamily = "DIN-Condensed-Bold.ttf"; I have...
View ArticleHow to add OnAppearing () function in ListView page
Hi, I want to call my API(web service) from my List view page. For that, How to add OnAppearing () function in ListView page?? Please anyone help me, It's really urgent for me. Thanks
View ArticleI can not add Xamarin.Forms to my PCL project
Hi guys, hope somebody can help me with this. I am using Xamarin Studio 5.9.7 under windows 8.1 I have created a new multiplatform solution using PCL and after the solution and projects have been...
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