when all BindableProperties get initialized from XAML regardless their...
This happens a lot when creating custom controls (mostly in code only). In many cases some properties (if not all) are dependent on each other, like for example: ItemsSource and DisplayMemberPath .....
View ArticleIs it possible to dynamically change the color of the navigation bar?
Hey guys, I'm trying to implement a theme feature in my app and did a bit of searching here + around Google looking for a way to (dynamically) change the color of the navigation bar multiple times by...
View ArticleLogin with Facebook
Hi people, my name's Leonardo, i have a solution of xamarin forms and it is a application android and ios, i need create a login that use facebook login, but, all help in internet not help me because...
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Xamarin.Form How to get (Image,Header,Text) into a Listview without XAML
I think its a liteview i need in this case. This is what i want to achieve. I want every item in the listview to have a image,Header,text The binding needs to be in the code to. I have found this on a...
View ArticleDelete Web Cache / Javascript Storage
I have an app that is using an http server to serve files to a Web View. The web viewers are caching image links which is causing broken images when their paths changes. I can delete the web store on...
View ArticleHow to set the Selected Item of a Picker Control through View Model (MVVM)
Hi there, I will try to explain this as best I can so please bare with me: Background: I have two pages that interact with each other - a customer page (CustomerPage) which stores a listing of...
View ArticleAndroid Themes: Xamarin.Forms change the color of selected ListView item
So I want to swap out Blue in holo light theme to Orange. I've used this Holo Generator quite a few times with good results in normal Android apps.. but the "ListView" in Xamarin.Forms seems to render...
View ArticleHow can i create Keystore for Android publish to Play Store?
How can i create the Key store.Is it require any credentials from the organization?
View ArticleIs the Geofence API limited to push notifications? Or can it ping my server...
I'm in the process of designing a mobile Xamarin app and would like to know if both iOS and Android devices can monitor GPS in the background for geofence entry/exit, and then ping my web servers via...
View ArticleIs the GeoFence API limited to push notifications? Or can it ping my server...
I'm in the process of designing a mobile Xamarin app and would like to know if both iOS and Android devices can monitor GPS in the background for geofence entry/exit, and then ping my web servers via...
View ArticleAlternative maps for Xamarin.Forms.Maps
In android when you register the api for maps, It required a link to a billing account to work, Is there another way to do it? ref:...
View ArticleWhat is the best place to pre-process data before any UI is initialized?
I want to process the data in a database before any UI pulls the data from it through View Model. Since async / await operations involved, which is the best place to pre-process data? I find doing it...
View ArticleLaunching application from android local notification
Hello, I'm trying to launch the application when the user taps a local notification. To accomplish this, we need to set the ContentIntent to the notification, and that start's the desired activity set...
View ArticleUWP InAppNotification in Xamarin.Forms?
Hello, I have a Xamarin.Forms App and I want to show in app notifications (about loading progress etc.). I use Toast.MakeText for Android and for UWP I would like to use the InAppNotification from the...
View ArticleiPhone simulators missing from debug device list
I am running Visual Studio 15.9.5 on Windows 10, I have a MacBook Pro with Visual Studio for Mac and all the latest updates, with Xcode 10.1. In Xcode Preferences/Components, you can see I have...
View ArticleXamarin.Forms app does not run after released to "TestFlight"
My Xamarin.Forms app runs fine on emulators, and I can connect an iPhone 5 to my MacBook and successfully debug and run the app on a physical phone in debug mode. However, after pushing the release to...
View ArticleHow to add buttons into the renderer map pin?
Is it possible to add some buttons into the rendered map pin and every button can trigger its associated event? If so, how to do it?
View ArticlePossible to automate switching icons for Xamarin.Forms project?
Hi, We have a single project that is used by 2 different clients. The Apple store won't let us use the same icon for both, so we need to build version A with Icon set A, and then the same code as...
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Xamarin.Form Image not showing in Imagecell
Hi i have seen some form where people having problem with picture not showing up when they add them to the ImageCell I even print out my image string so i can look if something is wrong. If i go back...
View ArticleDoes it possible customize the pin event of Map to reduce tap times
When tap a map pin, it will show the callout of the pin and tap this callout, it just triggers the pin's clicked event, i.e., two tap actions are required to trigger the pin event. Is it possible let...
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