Latest Posts

New Release! ComponentOne Studio for Xamarin 2018 v1

We’re excited to announce the release of ComponentOne Studio for Xamarin 2018 v1, which brings plenty of enhancements to the control suite.  The new release contains many new features, samples, and even a new project template.

April 3, 2018

A Look at Project Templates in ComponentOne Studio for Xamarin

Most .NET developers discover with their first Xamarin.Forms solution that these apps are much more complicated than what they’ve experienced under the other XAML platforms. The solutions contain multiple projects, involve a variety of NuGet packages, and require interacting with native Xamarin.iOS and Xamarin.Android projects. It can be intimidating to new users, and time consuming for experts. For 2017v3, we’ve added some new project templates for all supported Xamarin platforms to streamline the process and make development easier.

November 22, 2017

Using Designers with ComponentOne Studio for Xamarin

In this article we'll examine the improved designer support in ComponentOne Studio for Xamarin across Xamarin.iOS, Xamarin.Android, and Xamarin.Forms.

August 30, 2017

ComponentOne Studio for Xamarin 2017 v2.2 hotfix available

A hotfix for ComponentOne Studio for Xamarin is now available via the GrapeCity NuGet server and nuget.org as build 2.3.20172.189. This article outlines the fixes in the new hotfix.

August 29, 2017

New FlexGrid Features in ComponentOne Studio for Xamarin 2017 v2

The new FlexGrid control in ComponentOne Studio for Xamarin has many new features for users coming from Xuni. The control not only boasts a notably cleaner architecture with performance improvements, but it also allows a much richer experience through a number of small additions to our previous platform. In this article we'll take a look at some of the highlights of the new version of FlexGrid.

August 10, 2017

Using the new C1CollectionView in ComponentOne Studio for Xamarin

The CollectionView is a powerful tool for organizing data, and the new ComponentOne Xamarin Edition ships with a brand new version of the popular control. The C1CollectionView provides a method for grouping, sorting, and filtering data, and the newest release brings this powerful ability to many new platforms.

August 3, 2017

ComponentOne Studio for Xamarin 2017 v2.1 hotfix available

A hotfix for ComponentOne Studio for Xamarin is now available via the GrapeCity NuGet server and nuget.org as build 2.3.20172.179.

August 2, 2017

What's new in ComponentOne Studio for Xamarin 2017v2

We're pleased to announced that ComponentOne Studio for Xamarin will be leaving beta with the 2017 v2 release. This release adds numerous bug-fixes, new controls, and new features.

July 19, 2017

How to Change the Android Theme for Xamarin Apps

This blog post shows how to change the Android app theme for Xamarin.Forms, Xamarin.Android.

July 13, 2017

Microsoft announces XAML Standard

Today Microsoft revealed that they're taking a big step to unify XAML across many of their platforms. The new common markup language that they're calling XAML Standard will finally let you share XAML between Xamarin.Forms and UWP. This is an important step for Microsoft, and builds on the groundwork that they laid with .NET Standard and Xamarin acquisition last year. This also makes the U in UWP feel significantly more universal.

May 11, 2017

Xuni to ComponentOne Xamarin Edition Migration Guide

The new ComponentOne Xamarin Edition beta brings a number of changes, and should be a significant improvement for many Xuni customers. Moving your project from one control set isn't a very difficult process, though each has some differences in API. In this migration guide we'll look at what it takes to move from Xuni to the ComponentOne Xamarin Edition by migrating the Xuni 101 projects to use the new controls.

May 11, 2017

Using Storyboards with ComponentOne Xamarin Edition

In this article we take a look at visually designing latouts using Storyboards in Xamarin iOS with the ComponentOne Xamarin Edition Beta.

April 27, 2017

Introducing the ComponentOne Xamarin Edition (beta)

The ComponentOne Xamarin Edition beta has been released! It brings a number of changes and enhancements over Xuni controls. Major additions like UWP support and enhanced controls round out this beta release.

April 11, 2017

Tips for Xuni Deployment and Debugging issues in Xamarin.Forms

In this article, we'll go through some common issues that can come up in Xuni deployment, and provide some solutions for these common cases.

February 21, 2017

Video: Getting Started with Visual Studio for Mac Webinar

Microsoft recently unveiled a new version of Visual Studio specifically for Mac which came as a shock to many. If you examine many of Microsoft's decisions over the last year it actually makes quite a bit of sense. In this webinar, we guide you through getting started with Visual Studio for Mac.

January 27, 2017

Using the new iOS 10 UserNotification framework in Xamarin.iOS

Apple introduced a new notification api in iOS 10 that allows for a much richer experience. These new notifications allow further customizations such as adding images and gifs to your local and remote notifications. The UserNotification framework replaces the previous notification system, and unifies app notifications for Apple's different OS's. In this article we'll take a look at using the new framework with Xuni FlexChart in Xamarin.iOS.

January 20, 2017

How to Add Zones to your FlexChart

The 2016 v3 update gives you the ability to add zones to your FlexCharts. These colored bands make it easier to identify which category a point falls into, and gives a clear means for labeling the category. In this article we’ll walk though how the zones feature works. In this article, we'll take a look at how zones work in a small sample.

January 3, 2017

Getting Started with Xuni and Visual Studio for Mac

This article walks you through how to use Xuni with Visual Studio for Mac by adding a Radial Gauge to a simple Xamarin.Forms application.

December 12, 2016

Adding a Share Button to a Xamarin.iOS App

Many months back, we visited the topic of adding a share button in Objective-C to your iOS app. Being able to share data easily is important to many types of Apps. As Xamarin has gained traction and become more broadly used, it makes sense to revisit this topic from the perspective of a Xamarin.iOS developer. In this article, we’ll cover the highlights of implementing a share button in a small Xamarin.iOS app.

December 1, 2016

How to use a hardware keyboard with FlexGrid

Xuni 2016 v3 added support for using hardware keyboards with FlexGrid. In this article we take a deeper look at how this feature works.

November 29, 2016

What's new in 2016 v3

The new Xuni includes a number of enhancements and fixes across Xamarin, iOS, and Android. This article takes a look at what new features are a part of the Xuni 2016 v3 release.

November 17, 2016

Visual Studio for Mac

Today at Microsoft's Connect event, Microsoft finally announced the long unthinkable version of Visual Studio for Mac. While this may seem like a major change on the surface, a closer look quickly reveals that Visual Studio for Mac is an updated and rebranded version of Xamarin Studio. There are new features included in this release though, and in a broader sense it signals a more open Microsoft.

November 16, 2016

How to use Speech Recognition with Xamarin.Android

In this article we'll examine how you can integrate speech recognition into your Xamarin.Android application using the Android.Speech API to create a FlexGrid with filtering that is driven by speech recognition.

November 15, 2016

More Adaptive Techniques with Content Views and Master Detail

In my previous blog post I covered the basic tips for building adaptive Xamarin.Forms apps for tablets and phones. In this post I'm going to complete the discussion with two very adaptive-friendly components that make app development fun - ContentView and MasterDetailPage.

November 11, 2016

Tips for Building Adaptive Apps with Xamarin.Forms - Part 1

An adaptive UI adapts its layout to the needs of the user. You may adapt your UI for several reasons like the user’s role, or experience, but most of the time you will change an app’s layout or features when it runs on different sized devices.  You’ve probably heard of responsive apps on the web. Adaptive UIs are basically the same thing.

October 27, 2016

How to use Speech Recognition with Xamarin.iOS

Apple has introduced a few interesting new features in the iOS 10 APIs for working with speech including a new Speech API and SiriKit. The Speech API especially provides a compelling way to incorporate speech recognition into your application. Xamarin has ported all of these new APIs to their platform giving you the ability to try these new features our and incorporate them into your app. In this article we'll examine how you can integrate speech recognition into your Xamarin.iOS application by guiding you through creating a speech driven FlexGrid with the ability to filter based on a spoken word.

October 18, 2016

Using FlexGrid's CellLongPressed Event to capture a Long Press Gesture

Xuni 2016 v2.5 adds a new CellLongPressed event to the FlexGrid control. This article takes a look at usage and potential application.

September 27, 2016

How to use the GrapeCity License Manager Add in

This blog explains how you can use Xuni 2016 v2.5 with the GrapeCity License Manager Visual Studio add in to license your Xamarin solutions.

September 13, 2016

How to Create a Custom DropDown Control in Xamarin.Forms

In the Xuni 2016 v2 release we included several new input controls such as AutoComplete, MaskedEntry, ComboBox, and DropDown. In this blog post, I'll show you some of the basic features of DropDown and how to create a custom DatePicker control.

August 23, 2016

A deeper look at the Medal Tracker architecture

This article examines the Medal Tracker architecture and dissects how it uses web services, caching, and Xuni to make a compelling experience.

August 18, 2016

2016 Rio Summer Games Medal Tracker

The 2016 Rio Olympics are now well underway, and GrapeCity the occasion is commemorating by providing a Medal Tracker web app using our sister product Wijmo. For Xuni, we've developed a Xamarin.Forms sample that has many of the same features.

August 11, 2016

How to Customize the Calendar Header

In this topic we will explore the different ways that we can customize the header of Xuni Calendar for Xamarin.Forms.

July 25, 2016

Xuni 2016 v2 Release – See What’s New

The highlight of this release is our collection of cross-platform input controls in the new Xuni.Input library. We’ve also made some nice improvements to FlexGrid and Calendar in this release including multi-line headers and a decade view.

July 20, 2016