Using Grouping in listview, whose content is saved in an SQLite database
I want to group the data I have saved in an SQLite database by the content of one column from this database and load them in a listview. I have partly figured out how to load a column. I used this...
View ArticleXamarin Forms how to add behaviors to custom control
I have created a custom control,which is a ContentView with a Label and an Entry The xaml of the custom controls looks like this: <Label Text="{Binding Source={x:Reference ValidationControl},...
View ArticleAdding an element to a listview in viewmodel
I am trying to make a tab page with a list view. I have two questions. First) I am trying to make each page have a list view that receives Item source from list of view model. Do i add the elements...
View Articlewhy is not view showing in the code below
why is my the label and collectionview not showing in the codd below. <CollectionView.ItemTemplate> <Grid.RowDefinitions> </Grid.RowDefinitions> <Grid.ColumnDefinitions>...
View ArticleVideo is not played in iOS project
Hello, I have used Plugin.MediaManager in my Xamarin.Forms application. It works perfectly in Android project, but in iOS project it does not. I have added VideoViewRenderer.Init(); in AppDelegate, and...
View ArticleJava.Lang.ClassCastException
I am getting this error when i am integrating app with Xamarin forms can help pls. Find the attached error screen.
View ArticleWhere to save a picture in iOS and then to show it in app
Hello, I have a project for Android and iOS that needs to show a user image and video in a view. In Android this was simple. I could just get the path using...
View ArticleiOS app crashes on launch from app store only
Hello, something strange is happening to my app. On android it works great. On iOS it works great in debug and release on a simulator and on the device. Once i make the archive and upload it to...
View ArticleUpdate your apps to be 64-bit compliant by August 1, 2019
Hi Team, This query is regarding the mail received from the Google Play saying all apps that use native code must provide a 64-bit version in order to publish an update and one of our application does...
View ArticleLeveraging vector graphics for UWP
Does a Xamarin Forms UWP app support vector graphics? If yes, I have one in an SVG format. Does that work? How does one incorporate a vector graphic file into the UWP part of the app? Not seeing any...
View ArticleHow can i update Datetime
MODEL `public class TDORDERS : INotifyPropertyChanged { public event PropertyChangedEventHandler PropertyChanged; [PrimaryKey, AutoIncrement] public int TDId { get; set; } public DateTime? _tddate {...
View ArticleAnnoying bug concerning ListView images, possibly network related
0, Dear Xamarin folks, please accept me in the community, despite the bunch of newbie questions I am going to ask in the time coming! 1, I have a Xamarin.Forms hobby project with the goal of...
View ArticleGeolocation.GetLastKnownLocationAsync() makes the app to crash
Hello, I need to get device location in Xamarin.Forms application or iOS. I have added 'Location When In Use Usage Description' key in info.plist, and in shared project, I am calling this: await...
View ArticleClik here to view.
Problem in my view
Hi everyone, I don't understand the view of my page. I want that my boxview, listview, and buttons taking all my page. Can you explain me where is the mistake ? Thank you very much for your help,...
View ArticleBasic UI architecture: prompting for information
I'm trying to create a music player app with a playlist. Part of this exercise is that I want to use commands for my interface. I've made a playlist page that shows a list of playlists (now empty) and...
View ArticleClearing the navigation stack
Hi, i am using the prism frame work in xamarin forms. when i am navigating one page to another page all the previous pages adding in to the navigation stack, can any one suggest how can we clear the...
View ArticleSet background color in image when click camera
Hello Developers, I want to set background color of image when take image from gallery or take photo from camera. i have some issue, when i set background color of content page is black and take...
View Article