Questions tagged as 'xamarin'

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How to include new right icon in a Xamarin Forms activity

Is it possible to include a new icon in a activity but on the right, without changing the existing one? I need to include the user's photo on the right. (Red place in the image) Image:     
asked by 02.12.2016 / 20:00
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Problem with Hyper virtual emulator v

Hyper-v from my computer is active, and even then the error appears:    The emulator was not started because the hypervisor is not running, probably because hardware-assisted virtualization is not enabled.     
asked by 30.12.2016 / 22:45
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Xamarin with Web Services - Slow and Timeout

I've developed an application with Xamarin using web services and I'm worried that 3G communication is not working legally, has given a lot of timeout and this error "Error getting response stream (ReadDone1): ReceiveFailure". What happens is...
asked by 19.03.2014 / 15:02
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More than one * Layout * in the app

How do I instantiate a new screen, I have the Main.axml and wanted it when I clicked the button to call my Result.axml . I would like to know how I do this in Xamarin in C #. What if I need 2 Activity's one for each screen. I also need t...
asked by 02.08.2014 / 23:39
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How do I know if a button was clicked? Xamarin Forms

I have sometimes needed to know when a button has been clicked and I have not found a native property in C # / Xamarin. For example: InthisimageabovewehaveaEntrywithaText(justtoillustrate)writtenPesquisa...byDefautandwithaToUpperfunction(tol...
asked by 10.07.2018 / 16:15
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How to handle an empty Entry?

I have 4 text inputs and a button: <Entry x:Name="Densidade" Keyboard="Numeric"/> <Entry x:Name="Volume" Keyboard="Numeric"/> <Entry x:Name="Area" Keyboard="Numeric"/> <Entry x:Name="Cu...
asked by 04.07.2018 / 16:03
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Space and color between ViewCell in a ListView

I would like help because I can not leave the way I hope, there is more space between colors. The gray is the background I put and the yellow is being filled by Binding . The red line is BoxView that I want to use to make the distri...
asked by 28.05.2018 / 16:42
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Loading while searching JSON

I need to create a "Loading" when I click a JSON information fetch button on a website. Loading needs to be in the middle of the screen. Code: <?xml version="1.0" encoding="utf-8" ?> <ContentPage xmlns="http://xamarin.com/schemas/2...
asked by 18.04.2018 / 19:35
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Create and display a badge on a page xamarin

I use xamarin.forms (Net Standard) and am having trouble creating a badge and displaying its value. I have a Tabbed Page that has a Grid with 8 cells. Each cell has an image and each image will receive this badge with its respective value....
asked by 23.02.2018 / 15:46
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Grid with Spacing and BoxView

I am learning to use Grid and I have three doubts in my project that even in the tests or the accompanying tutorials I did not get good results in practice since I always saw tests being done with BoxView: What is the best way to give space...
asked by 07.06.2018 / 20:54