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Great Reads

ListBox Styling (Part 3 - Additional Templates) in Expression Blend and Silverlight

by Alan Beasley

Explanation and examples of Additional Templates and Generated Content of a ListBox. Covering Layout, Transitions, and Animation.

Silverlight DataTrigger is the Answer to View Model / MVVM Issues

by defwebserver

How using the Silverlight DataTrigger allows you to run a process and then raise another when using View Model (MVVM)

Music Notation in .NET

by Ajcek84

Open source library for music engraving in desktop, mobile and web applications

Binding RadioButtons to an Enum in Silverlight

by Todd Davis

How to bind an enum to radiobuttons in Silverlight/WPF

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Music Notation in .NET

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Open source library for music engraving in desktop, mobile and web applications

Formating XAML for Readability

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How to format your XAML documents for effective version handling & maximum maintainability

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F# Quotations support for ViewModelSupport.ViewModelBase Property get\set Accessors

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Silverlight

"\r" creating problem in textbox input

11 Sep 2013 by Naila Akbar

I've a textbox for input (numeric value) of 12 digits and on the basis of that number I add some data into datagrid. For the first time when I enter any number it works correctly, but after adding data to datagrid when I enter any new number to textbox, it only gets 11 digits. when I check it in...

"\r" creating problem in textbox input

13 Sep 2013 by Naila Akbar

Solution that I got to solve out my problem is..I catch textInputStart event and there I check that if textbox.text contains "\r" then make it empty and after that I assign it new input. Still I don't get the reason that why there remains "\r" when am assigning it string.empty but my problem...

"Remember Me" not working In Silverlight

27 Feb 2011 by sanjay kaundal

Hi!How does the "Remember Me" functionality work in Silverlight?Thanks in advance!

"Remember Me" not working In Silverlight

27 Feb 2011 by Manfred Rudolf Bihy

Have a look here: http://forums.silverlight.net/forums/p/218351/520389.aspx[^].Hope that helps!

"The tag 'RadCartesianChart" does not exist in XML namespace

31 May 2015 by Rnshanmugavadivel

I am using Silverlight4.Getting error like this "The tag 'RadCartesianChart' does not exist in XML namespace 'http://schemas.telerik.com/2008/xaml/presentation'."Please Help Me..

"The tag 'RadCartesianChart" does not exist in XML namespace

31 May 2015 by Maciej Los

You need to add reference to your project as is described here: http://docs.telerik.com/devtools/wpf/controls/radchartview/getting-started/introduction[^]

'SilverlightApplication.ServiceReference1' is a 'namespace' but is used like a 'type'

7 Jul 2010 by Bhargav (MVC Develper)

Silverlight Tutorial: Creating a data centric web app with DataGrid, LINQ, and WCF Web Service[^]At this Article What is DemoServiceClient i dont knowprivate void OnSubmitBtnClick(object sender, RoutedEventArgs e){ DemoServiceClient webService = new DemoServiceClient(); ...

'SilverlightApplication.ServiceReference1' is a 'namespace' but is used like a 'type'

10 Jun 2010 by Abhinav S

That appears to be the proxy to the webservice. However post this question in the article and the author might be able to guide you further.

'SilverlightApplication.ServiceReference1' is a 'namespace' but is used like a 'type'

24 Jun 2010 by Sunil Scaria

That is the Web Service Proxy reference Class for Communicating the WebServer :)

'SilverlightApplication.ServiceReference1' is a 'namespace' but is used like a 'type'

7 Jul 2010 by Kunal Chowdhury «IN»

Hi,DemoSer...

'System.IO.SearchOption' is inaccessible due to its protection level

18 Dec 2009 by Aashish Khandelwal (.NET Developer)

In silverlight application i used the code:::string[] theFiles = Directory.GetFiles(Environment.GetFolderPath(Environment.SpecialFolder.History), "*", SearchOption.AllDirectories);during build of code i got errorERROR::'System.IO.SearchOption' is inaccessible due to its...

'System.IO.SearchOption' is inaccessible due to its protection level

18 Dec 2009 by Christian Graus

No matter how many times you ask this differently, the end result is the same. Silverlight is sandboxed, and you cannot write an app inside your browser, and expect it to have free access to your users hard drive. Given what I see of the sort of work happening in the outsourcing industry...

'The type or namespace name' Errors

8 Oct 2010 by erummirza

I am getting the following errors:-Error 3 The type or namespace name 'ServiceReference3' does not exist in the namespace 'VotingPanel2' (are you missing an assembly reference?) C:\Users\Iram\Documents\Visual Studio 2008\Projects\VotingPanel2\VotingPanel2\MainPage.xaml.cs 13 20...

'The type or namespace name' Errors

8 Oct 2010 by #realJSOP

Have you added a project reference to the VotingPanel2 namespace?

'The type or namespace name' Errors

8 Oct 2010 by Abhinav S

You need to add the service reference 'ServiceReference3' to your project.

'The type or namespace name' Errors

8 Oct 2010 by erummirza

yes its added already !!but its agian showing an error

'The type or namespace name' Errors

10 Oct 2010 by erummirza

here is teh full codeusing System;using System.Collections.Generic;using System.Linq;using System.Net;using System.Windows;using System.Windows.Controls;using System.Windows.Documents;using System.Windows.Input;using System.Windows.Media;using...

(Extended) Modal Window in Silverlight

2 Apr 2009 by Ed Dupas

An extension of the code submitted in the article: "Modal Window in Silverlight". This extension wraps the hosted control in a window frame that provides various modal features.

(Much) Faster Silverlight Scrolling

10 Dec 2008 by Jerry Evans

Improving scrolling performance in Silverlight

.NET 4.5 Visual Studio 2012 WCF File Streaming with Silverlight 5

4 Nov 2012 by snell_ramesh

Hi good folks,I am trying to open a file and read the data using Silverlight where the file/Stream is effectively opened via a WCF class that encapsulates a stream.When I attempt to implement what is described above the Async event handier return parameter, e.Result returns a Byte[] rather...

.NET Code or SQL – Where’s the Performance Problem?

18 Oct 2011 by Redgate Software

Identifying an application’s performance bottlenecks is all about understanding how the application is spending its time. Only with the most complete understanding of how an application is operating is it possible to understand what it is doing wrong, as this article describes.

product-showcase

.NET Library to Easily Save Property Data

12 May 2014 by Brad Joss

[RegSave] your property to the Registry, and more.

.NET String Resources

19 Apr 2012 by Jani Giannoudis

Concepts and patterns for the handling of strings in multilingual applications.

10 Cool Buttons for Download in Expression Blend & Silverlight

13 Jul 2010 by Alan Beasley

The WC Door button, covering all the missing skills needed to create the buttons shown in my first tutorial. As well as all 10 buttons for download!

15 Things I've Discovered about Silverlight

6 Jan 2011 by mbcrump

Here is a list of 15 things I've discovered about Silverlight

2 datasources in a datagrid?

28 Aug 2011 by CrafterIt

Hello!Is there a way to use 2 different datasources in one datagrid?i want one source to bind to the headers in my datagridand the other source to bind to the rows?is it possible to do this, does anyone have an example?Thanks!

2 datasources in a datagrid?

28 Aug 2011 by baisak

Hello Dear,For the header there is no use of using a different datasource. You can use your datasource to bind the data it will take automatically the dataset header name as the header. If you want not to show some columns then you can hide it by the hidden property in row_intialization event.

2 datasources in a datagrid?

29 Aug 2011 by CrafterIt

I soved it by changing all the column headers in the code behind, i would prefered to solve it with data binding but anyway it works.this.datagridname.Columns[0].header = "headertext";I just change the headertext on all my columns this with the string from my datasource.

3 Ways of Applying Layouts using Silverlight

8 Oct 2009 by Shivprasad koirala

3 ways of applying layouts using Silverlight

3-tier Silverlightarchitecture

19 Nov 2009 by kanni vasu

If any one has any demo project of 3-tier Silverlightarchitecture , Please give me. I am new to these Silverlight architecture. alredy created sliverlight enable wcf service like this i have one class rrf1 in that public class RRF1 { [DataMember] public List LocationList { get; se

3-tier Silverlightarchitecture

27 Nov 2009 by AspDotNetDev

You need to format your question better, or nobody is going to look at it and you will not get an answer.

3D Basics using Silverlight-5 and XNA

12 Dec 2011 by MetaMapper (Andy Powell)

A minimal 3D program showing how to use XNA in Silverlight-5, with a full explanation of the core concepts

3D Basics using Silverlight-5 and XNA (Part 2)

12 Dec 2011 by MetaMapper (Andy Powell)

Learn 3D programming with Silverlight-5 and XNA

3D map in Silverlight using BingMap service

27 Nov 2011 by ravindra sawant

How to build 3D map in Silverlight using BingMap service?

4 Simple Steps to Consume WCF Service using Silverlight

13 Aug 2010 by Shivprasad koirala

4 simple steps to consume WCF service using Silverlight

7 Simple Steps to Connect SQL Server using WCF from SilverLight

12 Aug 2010 by Shivprasad koirala

In this article, we will look at how we can do database operations using SilverLight.

901215 - how to retrieve UserControl dimensions?

4 Mar 2012 by ilostmyid2

hii've an image in a grid in the user control. i've set alignments of the image as stretch. so width and height of the image are set automatically. at the beginning of application i need to know the dimensions of image, but they're NaN and i can't know what values are really assigned to...

901215 - how to retrieve UserControl dimensions?

21 Apr 2012 by Kelvin Armstrong

The problem is that the ActualWidth and ActualHeight properties are not dependency properties so you will need to created your own that can be bound to on the view model.Alternatively, Create your own event on the user control that hosts the image, and on the layout updated method, if the...

901217 - how to pan in Silverlight?

6 Mar 2012 by ilostmyid2

hii've an Image in the UserControl which Source is a BitmapImage. i need to pan what is shown in the Image control. how can i do that? in another words, how can i create another BitmapImage source which content be a shift of the original BitmapImage or how can i draw in the Image a shifted...

901217 - how to pan in Silverlight?

6 Mar 2012 by Pete O'Hanlon

Here's an idea of how to get started with this Here we've created a Canvas that we are going to use to pan...

901222 - Silverlight application throws an exception in xaml when running

12 Mar 2012 by ilostmyid2

hii don't know what change i made that caused my program not to work anymore. when running it say:A first chance exception of type 'System.Windows.Markup.XamlParseException' occurred in System.Windows.dllAdditional information: The invocation of the constructor on type 'gis.GISViewModel'...

901222 - Silverlight application throws an exception in xaml when running

12 Mar 2012 by Ganesan Senthilvel

Here are my suggestions that you could try:1.Check if you have enabled unmanaged debugging (in Project Properties -> Debug)2.Find out if there are any dependencies your C++/CLI DLL where the Winforms control is implemented and if those dependencies cannot be resolved.In order to find out...

901225 - what event to handle when a page is closed to do final works?

15 Mar 2012 by ilostmyid2

hii tried handling Unloaded event for the main page (user control) and the image control inside it. neither is called when i close the page. so i don't know when the event is raised.i need to do something before the page is closed. that's closing the session i've opened when the page is...

901225 - what event to handle when a page is closed to do final works?

19 Mar 2012 by AnobikDey

public MainPage() { InitializeComponent(); App.Current.MainWindow.Closing += new EventHandler(MainWindow_Closing); } void MainWindow_Closing(object sender, System.ComponentModel.ClosingEventArgs e) ...

901225 - what event to handle when a page is closed to do final works?

19 Mar 2012 by AnobikDey

Ya the loaded event ( its just the constructor of the xaml file is called again )and the aspx page load event is fired . Sessions produced in silverlight are cleared ..

910209 - Where's ResizeEnd event?

29 Apr 2012 by ilostmyid2

hii need to know when resize ends in my Silverlight application. how can i do that?

910209 - Where's ResizeEnd event?

29 Apr 2012 by Sandeep Mewara

See if these help:Layout Events - SizeChanged and LayoutUpdated[^]MSDN: Content.Resized Event[^]

910211 - onmousedown is not triggered

30 Apr 2012 by ilostmyid2

himy application is of type Silverlight. i want to trigger when user clicks on the border of the browser. for this purpose, i used this method:public MainPage(){ InitializeComponent(); bool bResult = System.Windows.Browser.HtmlPage.Window.AttachEvent("onmousedown", new...

910211 - onmousedown is not triggered

30 Apr 2012 by Manfred Rudolf Bihy

Clicking on the border will not generate an onmousedown event. The border does not belong to browser windows client area so no event will be generated. If you resize the window though, the client area will also change and thus the container for the root element resizes which triggers an onresize...

910212 - is it possible to send a not requested info or command to clients in silverlight?

1 May 2012 by ilostmyid2

in a Silverlight application, we used to send requests from client to server and receive its response.is it possible to send an information from server to client which is not waiting for? for example server ask client to update a text in a special text box and so on. "an info or known command...

910220 - service methods run dependently?!

10 May 2012 by ilostmyid2

in the following code behind:namespace ResizeTester{ public partial class MainPage : UserControl { public MainPage() { InitializeComponent(); _sr.ResizeCompleted += OnResizeCompleted; ...

?able webpage mobile att pantech breeze II?

3 Apr 2012 by bafled in baltimore

Whoa, I do apologize, I thought that this had been deleted. This was my first post before I spent the morning researching on this website and learning protocol. I also have some remote server issues and what was posted is not exactly what I wrote.That being said, I am perhaps a novice and...

[Caliburn.Micro] Passing Control Event to ShellView

6 Sep 2012 by Savalia Manoj M

How to pass Control Event to ShellView (Main Page) using Caliburn.Micro?

[SILVERLIGHT 5.0] Do we need to consider the zoomfactor while calculating the position of UIElement

30 Nov 2014 by Member 2440703

I am trying to calculate the position[point] of UIElement on browser. I am considering the zoom factor.I have following extension method to do it:public static Point GetPosition(this UIElement element) { var gt =...

[Silverlight] Checkbox List within ListBox using DataTemplate

6 Dec 2012 by Savalia Manoj M

[Silverlight] Checkbox list within ListBox using DataTemplate.

[SOLVED - SORTA] Silverlight app won't stop at breakpoints

18 Mar 2011 by #realJSOP

Instead of getting the red circle, I get the hollow circle with an exclamation point icon, and when hovered, it says:This breakpoint will not currently be hit. No symbols have been loaded for this document.I've tried shutting everything down, deleting the bin and obj folders, and even...

[SOLVED - SORTA] Silverlight app won't stop at breakpoints

18 Mar 2011 by Yusuf

John, I am really disappointed. Aren't you who scold people for not harnessing the power of google. See what I found using your own words[^]: http://social.msdn.microsoft.com/Forums/en/vssetup/thread/000cefdc-369c-421d-8e23-8c4e7c312ee1[^]

[SOLVED - SORTA] Silverlight app won't stop at breakpoints

18 Mar 2011 by Sandeep Mewara

By any chance can this be it?:Unable to DEBUG Silverlight project?[^]Might be the Silverlight debugging is off, but I doubt it as you surely must have checked that in the first place.

[SOLVED] Binding in Silverlight.ToolKit.DataVisualization Datapoint Tooltip

22 Feb 2011 by #realJSOP

I'm using the DataVisualization namespace in the Silverlight Toolkit. I'm trying to figure out how to create a custom tooltip. I've overridden the datapoint template, and I know where to do what I want to do, but not exactly how to go about doing it.Essentially, I want to show the series...

[SOLVED] Binding in Silverlight.ToolKit.DataVisualization Datapoint Tooltip

22 Feb 2011 by #realJSOP

01/17/2011 08:00 (SOLUTION) ===========================================================================ATTENTION! Please do not delete this as I am testing Codeproject site functionality regarding posting solutions to your own questions. Many...

[Solved] Silverlight error

27 Jul 2010 by Vinodh.B

Hi , I had used the silverlight in a pop up screen . i could't trace out the error since i debugged every line and checked . can any one specify the cause of the error . http://i842.photobucket.com/albums/zz344/vinodh28/SLError.pngWith RegVinodh.BUPDATE from OP: The issue...

[Solved] Silverlight error

26 Jul 2010 by Arun Jacob

Have you debugged silverlight project? It seems like your silverlight project is throwing run time error. You can easily find out this by debugging silverlight project.

[Solved] Silverlight error

27 Jul 2010 by Vinodh.B

Hi , The issue is due to the null value passed From DB . With Reg

[Solved]Hosting silverlight on webserver - unhandled error in silverlight application code 2104

16 Jun 2011 by idanb

Hi, Recently I uploaded my website project from the Development machine to a webserver.I've noticed that only the silverlight is not loading in my main-page, and I wonder why I get this error in the test page on the web because in my development machine everything is OK.Link to my...

[Solved]Hosting silverlight on webserver - unhandled error in silverlight application code 2104

16 Jun 2011 by Abhinav S

There are some settings that you need to do for hosting SL apps on IIS - hope you did these[^].

[Solved]Hosting silverlight on webserver - unhandled error in silverlight application code 2104

16 Jun 2011 by idanb

Fixed , I renamed Xap to Zip and changed the reference inside the html

[WP7] Checkbox List within ListBox check problems

13 Dec 2011 by larssy1

Hi everyone,Since I couldn't find anything on the forum about this problem, i'm hoping you could help me out.I would like to show a list of checkboxes within a ListBox.Code i'm using:http://pastebin.com/PCizZT5wXAML:http://pastebin.com/8fhbQpMSHowever, when I select a...

[WP7] Checkbox List within ListBox check problems

13 Dec 2011 by Fabian Tamp

Wow. That's a weird issue. Even weirder dropping the code into my own project and verifying the problem!From the random nature of the checkboxes, and the fact that when you scroll down some will be checked, and when you scroll back others will be checked, I'd say it'd have something to do...

A "little snake" leads us through the most important features of the Windows Phone 7

29 Jan 2011 by 69Icaro

Analyzing the Snake game, we'll study an application for the new Windows Phone 7 platform, focusing on localization, Inversion of Control, navigation, transition effects, triggers, Isolated Storage, audio and we'll also use Blend to create a rounded glowing button, and other things...

Windows-Phone-7

A 2D Grid Splitter

19 Sep 2012 by Jens Theisen

A grid splitter separating four quadrants

A Beginner's Guide to Silverlight

11 Dec 2011 by Raj Lal

Chapter 11 of "Fun with Silverlight 4" More information at http://silverlightfun.com

web_development

A Better Way to Organize your Silverlight Code Snippets

4 Jan 2011 by mbcrump

A better way to organize your Silverlight Code Snippets

A C# WPF .NET 4.0 NumberBox UserControl

28 Mar 2012 by Christopher Camacho

A user control for entering numeric values

A Circular ProgressBar Style using an Attached ViewModel

24 May 2011 by Colin Eberhardt

How to re-template the Silverlight ProgressBar control to render a circular progress indicator

A ContactLOB line-of-business application sample - Login: Silverlight, MVVM, WCF RIA Services

20 Feb 2012 by BrizkCRM

A Silverlight LOB application tutorial.

A framework for building of WP7 application

11 Feb 2012 by Ilya Builuk

This article describes the key principles of PhoneCore Framework implementation and how to use it for building Windows Phone 7 application.

A Generic Class for Wrapping Asynchronous Begin/End Operations, Using Reactive Extensions for .NET (Rx)

3 Feb 2010 by User 4677916

This article presents a reusable class and technique for easily doing Asynchronous Programming using the Begin/End Pattern and the new Reactive Extensions for .NET (Rx) library.

A Glass Orb Button in Silverlight

31 Mar 2009 by Timmy Kokke

A detailed walkthrough on how to style a basic Silverlight button into a "Glass Orb" button.

A Guide to Cleaner XAML with Custom Namespaces and Prefixes (WPF/Silverlight)

22 Sep 2010 by Sandrino Di Mattia

Clean up and manage your XAML references. This can be done using custom namespaces (scheme URLs) and custom prefixes.

A Keyboard Selection Enabled ComboBox in Silverlight

24 Mar 2010 by Alishah Novin

Currently, ComboBoxItems cannot be selected using the keyboard - only the mouse. This is an attempt to resolve that.

A More Flexible and Secure Method to Configure Silverlight Applications Using the Web.config File from ASP.NET

3 Feb 2010 by Dr. Song Li

This article introduces a more flexible and secure method to configure Silverlight applications using the Web.config file from the ASP.NET host application.

A Multilingual Silverlight Virtual Keyboard

10 Jul 2009 by Andrius Mudinas

A multilingual Silverlight virtual keyboard.

A paged searchable ListBox control in Silverlight 2

21 Jul 2009 by Alberto Venditti

How to implement paging and filtering on a Silverlight 2 ListBox.

A Pivot Grid for Data Warehousing on Microsoft Silverlight™ 3

1 Dec 2009 by J. Ambrose Little

When your boss asks you to create applications transforming your data warehouse into business intelligence, you need the right set of Silverlight 3 tools to make this transformation quickly and easily. Here is a pivot grid control that really gets the job done.

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A Pluggable Architecture for Building Silverlight Applications with MVVM

6 Jul 2011 by Weidong Shen

This article describes building a sample Silverlight application with the MVVM Light toolkit, WCF RIA Services, and a pluggable application architecture using MEF.

A Pong in Silverlight

31 Aug 2011 by pierre poliakoff

A tutorial on how to write a Silverlight game based on the classical Pong game.

A post about Silverlight Focusing Issue

22 Feb 2011 by İlkay İlknur

Silverlight Focusing Issue

A Practical Quick-start Tutorial on MVVM in WPF

21 May 2010 by Dr. Song Li

This article gives a practical quick-start tutorial on MVVM in WPF for application developers.

A Quick Guide to Silverlight Ribbon Controls (Part - 1)

11 Jan 2011 by Kunal Chowdhury «IN»

A Quick Guide to Silverlight Ribbon Controls (Part - 1)

A Random Walk Through of the LightSwitch Data Model

10 Sep 2011 by defwebserver

We will create a Silverlight Custom Control called “LightSwitch Explorer” that will display information about the collections of the screen that it is displayed on, raise methods, and switch screens.

A Sample Silverlight 4 Application Using MEF, MVVM, and WCF RIA Services - Part 1

7 Jul 2011 by Weidong Shen

Part 1 of a series describing the creation of a Silverlight business application using MEF, MVVM Light, and WCF RIA Services.

A Sample Silverlight 4 Application Using MEF, MVVM, and WCF RIA Services - Part 2

8 Jul 2011 by Weidong Shen

Part 2 of a series describing the creation of a Silverlight business application using MEF, MVVM Light, and WCF RIA Services. In this second part, we will go through various topics on how MVVM Light Toolkit is used in our sample application.

A Sample Silverlight 4 Application Using MEF, MVVM, and WCF RIA Services - Part 3

8 Jul 2011 by Weidong Shen

Part 3 of a series describing the creation of a Silverlight business application using MEF, MVVM Light, and WCF RIA Services. In this part, we will discuss how custom authentication, reset password, and user maintenance are implemented in the sample application.

A Silverlight application with the WCF RIA Services Class Library

3 Mar 2010 by Jevgenij Pankov

A Silverlight application using the WCF RIA Services Class Library. Demonstrates how to implement a custom Authorization Service, utilize localized resources, and add unit tests for DAL.

A Silverlight control to parse Excel data into a flat collection

7 Apr 2014 by I.explore.code

web_development

A Silverlight custom control for zooming and panning with a small window to see he image with thumb

15 Mar 2011 by Hiren Khirsaria

Zooming and panning an image in a Silverlight application.