Start PullToRefresh Programatically with refreshing animation
Hi, I'm trying to add the pull-to-refresh functionality to a ListView. It's working great (I only tested it on Android though), but I want the refresh command and the refresh animation to start when...
View ArticleListView inside StackLayout: a height problem
In a ContentPage I have a ListView inside a StackLayout inside a ScrollView. The ListView is populated (ItemSource is set) in the ContentPage when OnAppearing gets called and I can see that the list is...
View ArticleImage Property on the Button
I am using the Button on the release version of forms, trying to understand what needs to be assigned to the Image property, so an image is added to my text in the button. Are there any good samples?...
View ArticleXamarin Forms QR code scanner blank screen
I have a Xamarin Forms 2.0 application that uses ZXing.Net.Mobile and ZXing.Net.Mobile.Forms version 2.0.3.1. I'm trying to build a simple QR code scanner, but whenever I launch the ZXingScannerPage on...
View ArticleHow to call EnableSlowWholeDocumentDraw() method before webview...
I am developing app in xamarin.forms in that converting webview to pdf successfully implemented but while reading whole web content on lollipop only able to write visible part on pdf . Also tried with...
View ArticleIssues with ListView in UWP Xamarin.Forms
Hi, These are issues I have noticed while implementing UWP project in Xamarin.Forms, 1 TextCell DetailProperty binding is not working (Can't View the detail text in Listview) 2 Grouped Listview Seems...
View ArticleXamarin.Forms Nuget package install fails with NullReferenceException
Hi All, I am trying to install Xamarin.Forms after creating a new Xamarin.Forms Portable app in Visual Studio. Package Manager fails w/ NullReferenceException. Please see below. Any help would be much...
View ArticleWindowsPhone Landscape NavigationPage shows black area
Hi I have a strange behaviour in my Xamarin.Forms app on the WinPhone client. My MainPage is a NavigationPage. And when I navigate to the second page and turn the phone to landscape (also happens on...
View ArticleAndroid navbar color reverts when stacked 3 deep on Galaxy Note
Our app uses the NavigationPage constructor initialization to set the navbar color like this: new NavigationPage(new ContentPage()) { BarBackgroundColor = Color.FromHex("#ffffff") }; This works...
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iOS - Local webview shows black background when page is dragged
I'm currently working with some WebViews right now, one of which includes loading a local HTML file into my app. On iOS, if I try dragging the page, a black background shows. What can I do to disable...
View ArticleHow to set color for NavigationBar background and text in Xamarin.Forms.Android?
Hello everyone, I want to change the navigation bar background color and text color. But i don't know how to set it. I can only set the bar background color in App.cs file. MainPage = new...
View ArticleMobile Ads OTHER than Admob?
Hi. I'm sick of Admob. I'm looking for OTHER ads for Xamarin. Looking for Xamarin Forms but can be also for Xamarin.IOS and Xamarin.Android via custom renderer (prefer also for WinPhone8.1 WinRT)....
View ArticleBug? MasterDetailPage set IsPresented while changing tab
I'm using a TabbedPage where a certain action in one tab will cause the app to change its current tab. All tabs are MasterDetailPages. During this change, if an iOS device is in portrait, the Detail...
View ArticleListview scroll performance
Hello, I created an app using xamarin.forms. Unfortunately I have problems with performance scrolling (less 200 items) in Android devices. The scroll has a lag and in some occasions it is almost...
View ArticleCustom Renderer - Modify specific XAML properties
Hi, I'm using Xamarin 4 with Xamarin.Forms 2.0. I created a custom renderer on Android to display a custom font. Now I would like to link the XAML FontAttributes property value (e.g. Bold) to a...
View ArticleShared Images In Shared Project
Hi all, I'm using the new Xamarin.forms and I'm building my view but I want to add an image to it. I want to store all of my images in the same shared library, so I've created a folder called "Images"...
View ArticleTwoWay Binding fails to fire in Windows 8.1 phone and Store app when using...
Hello, I have been seeing some strange behaviour with PCL based solutions using SwitchCells where the TwoWay Binding seems not to work in the Phone and Store 8.1 Apps. I have a multi target project...
View ArticleFound a way to make ToolBarItems Visible/Invisible..without a custom renderer
So from what I've seen in the API Docs (http://iosapi.xamarin.com/?link=T:Xamarin.Forms.MenuItem/*) Toolbar items don't seem to have an IsVisible property. I was able to accomplish this by defining a...
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Is there any way to convert Xamarin Forms UI (xaml) to Native UI project?
Hi Everybody Do you know tool / how to convert project Xamarin Forms UI (xaml) to : 1. IOS UI project ( Storyboard) 2. Android UI project (axml) I think very cool if have a tool like that . We will...
View ArticleError ITMS-90096
I am getting the following error when submitting to the Apple Store: ERROR ITMS-90096: "Your binary is not optimized for iPhone 5 - New iPhone apps and app updates submitted must support the 4-inch...
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