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Xamarin forms: Hide Flowlistview item including it's space from UI based on a...
I am using flowlistview for listing images. I need to hide the image if pageStatus value is OFF and show the image if pageStatus value is ON. I tried like below: In model: public string pageStatus {...
View ArticleHow can we apply MVVM pattern in xamarin.android step by step
How can we apply MVVM pattern in xamarin.android step by step
View Articleis there a way to call function from appdelgate?
i dont know if this question difficult or not, but i want to call function from appdelgate to xamarin form, can someone help me figure it out?
View ArticleXamarin Forms upload/download files to Google Drive
Hi, Pardon the ignorance but I am new to XF and am trying to wrap my head around this. I had asked a previous question on uploading a file to OneDrive through my XF app. I got it to work and will post...
View ArticleHow to wrap in complex word boundaries, such as: '/command'
I have set LineBreakMode to WordWrap. I have commands, words which start with '/', (for example: '/help'). If there is no more place in a row word is divided such as '/' stays in one row and other part...
View ArticleSetting the resource file I want to use (not using localization)
Hello there! I read about you can use .resx resource files automatically according the Localization of the App, so if you have MyData.en.resx and MyData.es.resx, it will use one or another according if...
View ArticleWhen publishing for Android, how to avoid Upload failed You uploaded an APK...
When uploading an APK using Google Play Developer Console, I am getting the following error: "UPLOAD NEW APK TO ALPHA Upload failed You uploaded an APK that is not zip aligned. You will need to run a...
View Articleis there a way to check lockscreen enable or not?
hello everyone. i need to make a project that can detect if password are being set or not on android in form of true or false. can someone help me figure it out? thank you
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Asymmetric encryption using keystore with fingerprint authentication
Hello, For my project I try to create a private and public key on keystore and keychain. But I would like protect the access of the keys with fingerprint authentification. I find a lot example to...
View ArticleiOS : ToolbarItems not displaying on root navigation page
Hello all, I got three toolbaritems in my app which display everywhere on Android. Prob is on iOS it only shows on pages which are pushed in the navigationPage. When I'm on the root page of the...
View ArticleAOT + LLVM - API Level 4
I'm trying to use AOT + LLVM on my Xamarin.Forms project but I keep getting an error: Platform library directory for target Arm and API Level 4 was not found. Expected path is "C:\Program Files...
View ArticleProblem with using Add when trying to add a class to a list
Hi, I've had a problem with a simple bit of code. When a button is clicked an activity should be added to a list of activities. The code is below, I don't understand why it does not add it when it is...
View ArticleSharapie tool does not generate C# code properly.
Hi Folks, I want to print receipts using EPSON TM-T88V thermal POS printer through mobile on Android and iOS platform. For Android, I downloaded EPSON SDK from here. For iOS, I downloaded it from here....
View ArticleXamarin IPA file with Exe file which increase the App size
Recently I generated an IPA file using the Visual Studio (Xamarin). when I extract the IPA file -> Show Package content. I see there is an appName.IOS.exe file, which is 84MB of size. This increase...
View ArticleLinking to a library
I have compiled a C library and I can load the appropriate .so file. However I'm getting EntryPointNotFoundExceptions and I'm pretty sure it's because the compiled library has been output in two parts....
View ArticleWatchConnectivity, Session, Watch iPhone
I am trying to implement communication between WatchExtension and iOS App. I would like every time I press the UI button on Apple Wach to follow the method on the iOS application side (regardless of...
View ArticleHow to open PDF or TXT file in default app on Xamarin Forms
I am going to open document using default app in Xamarin Forms. I tried already this approach but it doesn't work for me and I am not sure what is the reason. Device.OpenUri(new Uri(FILE_PATH)); Please...
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How to change the colour of the SVG image at run time
I am trying to change the colour of the svg image at run time. I have a svg file and by using FFImageLoading I am able to display that image.But I want to change the selected part of colour. Here is...
View ArticleHow to trigger a upload complete event when files is uploaded in aws s3 server?
I need to get notified when the upload is complete. Can someone help me? Right now I'm using this code to upload await s3Client.UploadObjectFromFilePathAsync(bucketName, uploadFileName, filePathName,...
View ArticleXamarin.Form How do i get the count of items from a folder? and the name of...
I have Project 1 Default for the other platforms Folder Images 1.jpg 2.jpg Project 2 Android Folder Images 1.jpg 2.jpg Project 3 iOS Folder Images 1.jpg 2.jpg PART 1 If i want to count the number of...
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