xamarin forms labs chart mvvm
Hi every body, i'm trying hard to bind my chart's data source without any success. If i put my DataPoints in xaml, it works. If i use binding, i get an error. I 'd like to use the pie chart. Here is...
View ArticleMemoryleak in ListView in Xamarin.Form 1.3.1 on IOS
Hi every one When I upgrade my project to new Xamarin.Form 1.3.1 . I meet the problem with listview performance. Everytime I push from PageA (contains a ListView) to Page B , after that I pop from...
View ArticleHow to create a circular progress bar or only colour portion of a buttons...
Hi, I am wanting to do something that I have found next to no documentation for. I am wanting a way to track the users progress through my app and to display this I want to have the circular buttons...
View ArticleProblem with Toolbar added in each tabbed page
Hi, I am using TabbedPage. I am having two tabs, each will navigate to different pages. In each page i added different toolbar items. But, second tab instead of showing its Toolbar item, its showing...
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Right aligned labels
I'm using Xamarin Forms to create a screen with two labels on the left and right sides of the screen. I'm having some issues with the positioning and text alignment of the labels on the right. I've...
View Article1.3.1 Map Pin.Clicked event not working?
I'm trying to use the new Pin.Clicked event with no joy - anyone got it working?? `var position = new Position(venue.Lat, venue.Lon); var pin = new Pin { Type = PinType.Place, Position = position,...
View ArticleWhat is the proper way to call into your custom renderer from your Forms class
I have been creating events in the Forms class and hooking it up in the OnElementChanged class for the iOS and android case but it seems like there could be a better way to do this.
View ArticleAdd load-more button at the end of Listview
Hi! I have a Listview binded to a list of objects using a custom cell on a StackLayout and I would like to add a button at the end of the list to add/load more items to the list. I have read this post...
View Articledynamically assigning an image to a Button crashes Android only
I'm doing this in a callback from a SignanturePad buttonCustomerSignature.Image = new FileImageSource { File = sig.Filename }; this works fine on iOS. But on Android it hangs and eventually crashes...
View ArticleHow do I remove the divider line of the TableSectionHeader in Android?
Hello, In Android I have 3 TableSections. Every TableSection has a TableSectionHeader with a divider line. I have the following custom renderer which hides the header, but I cannot remove the divider...
View ArticlePerformance problem when changing Button text (Android)
I've built a simple CalendarView that uses Button instances to display the days of the month, as shown in the following screenshot: ravib.com/download/calendar.png When the navigation buttons at the...
View Articlexamarin.forms scrollview on entry focus, keyboard appears and buttons also...
Hi i have a weird problem. I defined few labels and textbox for data entry purpose using xamarin.forms. I wrapped them into scroll view so that when keyboard appears, they should scroll. It is working...
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New bug in Xamarin.Forms 1.3.0.6292 MasterDetailPage flyout menu always...
Hi, I have just started with Xamarin. I wanted to use a flyout menu in my app so I started with this example : https://github.com/jamesmontemagno/Hanselman.Forms The sample works great, so I decided to...
View ArticleUploading in the background
We're trying to learn/find how to upload multiple images in a background thread asynchronously and notify the user when it's done. What do you think is the best approach? 1. Having a normal async...
View ArticleMasterDetailPage not scrollable when orientation change
Hi, Here is my problem, if my listview items didn't exceed screen size to enable scrolling in portrait mode, then when rotate to landscape mode, not everything fits on the screen now, which the...
View ArticleGet index path at particular cell or row
NSIndexPath indexpath = table.IndexPathForRowAtPoint(cell.Center);
View ArticleView.bounds didn't change at all after View.LayoutTo() or View.Layout()
Hi guys, Just curious about whether this is a bug or not. I use View.LayoutTo(newBounds) to do some animation. I got the ideal visual animation , however, the bounds of the view remains the same in...
View ArticleEntryCell doesn't update model property until focus is lost on Windows Phone 8
I am using Xamarin.Forms with my view created in XAML. I am also using Xamarin.Forms.Labs. I have bound an EntryCell to a property like so: View: <EntryCell Label="Name:" Text="{Binding Name,...
View ArticleHow to reference the selected item in listView cell containing MenuItems?
I have a listView created in xaml like so: <ListView x:Name="AccountsList" ItemSelected="AccountSelected"> <ListView.ItemTemplate> <DataTemplate> <ViewCell>...
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Buttons inside Listview
Hello everyone, i implemented a Listview with two Buttons: In Android everything works just fine, but on iOS the Listview "freezes" after i click the button. It is like the Listview looses focus or...
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