image over image control in forms
Hello, I wish to create an image moving over another image in a form. I tried absolute layout but i don't know how to set z depth and how to use animations to move the top image. Is there a better way...
View ArticleProblem with ListView not being updated
I have a case where a ListView is not being updated on Android. It works fine on Windows Phone (I can't test on iOS). The problem occurs when the ListView is inside a StackLayout inside another...
View ArticleHow to change cursor color in Xamarin.Forms.Entry (Android)
Some pages contain Entry. Entry has background color transparent and page backgroundcolor white. On Android 4.4.2 default cursor color white, but backgroundcolor white too.
View ArticleTurning off screen rotation XAML forms
How do I turn off screen rotation for my app in XMAL or the attached CS. I want my page to only load vertically and not change to horizontal view.
View ArticleTrying to scale images using Forms, memory usage still way too high.
Just implemented a way to download images and show them as thumnails in a ListView on one page in my app. I'm using Forms and as much shared code as possible due to trying to develop this app for both...
View ArticleTabbedPage UI is not refreshed
Hello, I have a little problem with a TabbedPage UI refresh. ` public void RefreshList() { Children.Clear(); this.IsBusy = true; this.Title = "Loading data ........"; LoadData(); // <-----------...
View ArticleAndroid ListView Event
Hi everyone, I recently created a custom renderer for Android ViewCell because as you already know, there isn't an Android ListViewRenderer. I had to do an automatic scroll to bottom, so i just used...
View ArticleVirtual Bounds
Does anyone know of a way to have a gridview, or a listview.... that is larger than the display width of the device? Ideally what I would like is a view that acts like a spreadsheet.... The first...
View ArticleFont Size and Styles with Picker
Is there a way to change the Picker font size or font attributes? I was surprised to find that a Font attribute was not recognized in the XAML.
View ArticleContentPage not updating
Ok, I'm stumped. I've got a simple contentPage with a TableView that I'm trying to update after another View is popped. I've got code like this: protected override void OnAppearing () {...
View ArticleEntering detail lines for a header - Grid
Hi, I have to show a "grid" so the user can enter several lines of data that are the "detail lines" of a given header. What is the best way to implement this in XF? is it by using a Grid? I am not...
View ArticleMoving to next row in a Grid - Detecting Enter key pressed
Hi, I am adding Entry controls to a Grid control. I want to move to next row in the Grid when the user press "Enter", I have the code below, but it seems to be not working, at least I don't see the...
View ArticleMultiple objects in Grid cell - is it possible?
Can you display more than one object inside of a single cell of a Grid? For example, I'd like to place a Button control to the right of a TextEntry field, and want them to literally touch right against...
View ArticleUsing LoadAsync doesn't work without breakpoints in VS for WP
This refers to code in @CharlesPetzold book on Xamarin.Forms: Chapter 3 - Building an app. In Version 3 of this code the NoteTaker3Pcl.WinPhone.FileHelper.ReadAllText doesn't show the saved notes in...
View ArticlePushAsync and ToolbarItems
I have some tabbed pages and toolbar items for every tab. When I change tab, the new page updates the toolbar items correctly. One of the tabbed pages represents a list of drives and when the user...
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OnAppearing not fired after first time for MasterDetailPage Master?
Perhaps I am looking for love in all the wrong places, but I seem a little stuck at the moment attempting to update a ViewCell that is part of a MasterDetailPage menu system. In short, I created a...
View ArticleSetting accessory type in ViewCellRenderer (iOS) causes misalignment of...
When setting the accessory type (Checkmark, DisclosureIndicator, etc) for a UITableViewCell within a custom ViewCellRenderer, the horizontal positioning of the cell within the ListView becomes...
View ArticleOpenGLView touch event
Hello, I wish to detect a touch (and coordinates) on an OpenGLView but there is no event. Does someone have an idea ? Thank you.
View ArticleCalabash and Xamarin Forms, what am I missing?
It seems that Calabash doesn't really play nicely with Xamarin.Forms in practice. First off there is the issue of sharing feature files (see my question here:...
View ArticleListView's ItemSource (defined in XAML) not populating on initial load, works...
I'm on the stable channel using Xamarin.Forms 1.2.3.6257 focusing on Android. I'm relatively new to XAML, Xamarin, and the async/await pattern. The code below is querying a web service to populate a...
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