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Welcome to the Patterns Forum
Welcome to the MVVM/ViewModel Pattern forum. While the title focuses on one major pattern, all related (Repository, IOC etc.) and alternative patterns (MVP, MVC etc.) are in-scope ...
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Why do table foreign keys appear as fields in datagrid
I have a table that contains foreign keys to 6 other tables, however these foreign keys are being displayed in a bound datagrid as though they are fields in the table. Why is this happening?3 Replies | 126 Views | Created by Peter Ottoson - Friday, August 23, 2013 10:06 PM | Last reply by Peter Ottoson - Friday, August 30, 2013 2:13 PM -
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MEF Export & Import issues
To me they are issues as sometimes they just don't function as I would expect. From the Export side, I'm trying to start a small app. I'm going off the ...8 Replies | 16527 Views | Created by kfrost - Saturday, October 02, 2010 9:39 AM | Last reply by Subhash Madhukar - Thursday, July 25, 2013 12:16 PM -
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View first or ViewModel first
When designing a project, what is the best practice when deciding to design the View first or the View Model? What is the correct way to hook the VM to the Model? I'm using RIA Services, so do I just ...6 Replies | 15519 Views | Created by Mike Apken - Thursday, June 10, 2010 4:36 PM | Last reply by yoavKaplan - Monday, July 15, 2013 5:44 AM -
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Adding dynamic controls in xaml with dynamic property for binding controls
Hi I would like to know, whether is it possible to create a xaml page in silverlight fully dynamic (all controls to be added dynamically) from Code behind. Im ...2 Replies | 267 Views | Created by ijmar86 - Monday, June 24, 2013 9:56 AM | Last reply by IssueKiller - Thursday, July 11, 2013 3:18 PM -
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UI Sets ViewModel Property AFTER command fired.
When they stop typing GetPersonsCommand gets fired. Great so far... <TextBox x:Name="txtSearch" Text="{Binding SearchText, ...1 Replies | 162 Views | Created by Dev_2580 - Tuesday, July 09, 2013 10:36 AM | Last reply by Thomas Claudius Huber - Tuesday, July 09, 2013 10:55 AM -
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Problem Saving a New Entity Object using Bindings and View Models
Recently, I implemented Binding Expressions and View Models into my application. Now I can not add new records to my database. When I try, the error states that there are two required fields that do ...8 Replies | 262 Views | Created by pearsonbe - Thursday, July 04, 2013 12:44 AM | Last reply by pearsonbe - Monday, July 08, 2013 5:17 PM -
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Collapse/Expand all Expander in WPf
Hi, I am desiging a View in WPF and my scenario is to keep Top Expander Expanded by default and all other expanders in collapse mode and then there should be ability to expnd ...1 Replies | 205 Views | Created by Naseer83 - Monday, July 08, 2013 11:19 AM | Last reply by Chintan982 - Monday, July 08, 2013 1:18 PM -
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MVVM - Pass parameter to viewmodel constructor and async loading
Hi All, I am new to MVVM pattern. I want to pass parameter to viewmodel constructor and load data using ria services based on the parameter. How do I achieve ...10 Replies | 9828 Views | Created by Arunkumar.B - Thursday, May 05, 2011 2:02 AM | Last reply by Dush_a - Thursday, June 27, 2013 12:11 AM -
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How to remove dulicate items in combobox itemsouce in silverlight .net
Hai All.. Im using below code. Its not helpful for me.. any one reply this problem..1 Replies | 168 Views | Created by R.Priya - Monday, June 24, 2013 4:42 AM | Last reply by Jambor yao - MSFT - Tuesday, June 25, 2013 7:04 AM -
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How to Sort nodes in Treeview using MVVM(c#)?
I am working on a Treeview in Silverlight. Iam using ContextMenu on the Treeview. I want that on the ContextMenuItem click, the nodes in the Treeview ...2 Replies | 241 Views | Created by Ishank148 - Monday, June 24, 2013 10:14 AM | Last reply by Jambor yao - MSFT - Tuesday, June 25, 2013 5:34 AM -
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Event Trigger
the type 'EventTrigger' was not found because 'clr-namespace:System.Windows.Interactivity;assembly=System.Windows.Interactivity' is an unknown namespace. I am ...1 Replies | 190 Views | Created by Savitri S K - Tuesday, June 25, 2013 3:21 AM | Last reply by Savitri S K - Tuesday, June 25, 2013 3:25 AM -
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combobox.Itemsoure exception
Hi All, Im Priya.. I would create a list of object(itmissobj) and it added to Observable collection ( itemissuentites) ...3 Replies | 322 Views | Created by R.Priya - Wednesday, June 12, 2013 6:27 AM | Last reply by Syed Amjad (MCC) - Thursday, June 13, 2013 12:55 PM -
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Combobox
Hi everyboady good mrngg! Have a nice day! Am i use combobox for loading items.. my combobox have more then one items, it'is ...1 Replies | 294 Views | Created by R.Priya - Tuesday, June 11, 2013 5:40 AM | Last reply by Jambor yao - MSFT - Thursday, June 13, 2013 9:23 AM -
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MVC Noob question about form submit
Its been a few years since I did any web development and that was pure VBScript/JavaScript. I'm trying to learn MVC. Specifically, how to create a simple form submit. My ...1 Replies | 409 Views | Created by Newmanb1 - Monday, June 03, 2013 3:51 PM | Last reply by Yanping Wang - Wednesday, June 05, 2013 8:33 AM -
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Using a user control inside of a MVVM project
Let's say you've got a user control that acts as a normal color picker that displays a bunch of colors and the user chooses one. This color picker is reused a few times throughout an application, one ...2 Replies | 374 Views | Created by Guntheria - Saturday, May 25, 2013 4:21 AM | Last reply by Guntheria - Tuesday, June 04, 2013 2:32 AM -
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Displaying tooltip for each element of combobox
I want to displaying a tooltip for each element of combobox. Earlier, without the tooltip, I was binding the combobox as follows:- <inputToolkit:DataField Grid.Row="3" ...1 Replies | 409 Views | Created by SudiptaC - Monday, May 27, 2013 8:48 PM | Last reply by Jambor yao - MSFT - Tuesday, May 28, 2013 9:03 AM -
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Silverlight 4 Combobox Binding SelectedValue Problem
Ok I'm a pro at silverlight and there's usually nothing I cant figure out but I have found one. Anyway the problem is when I bind a combobox selectedvalue using twoway binding it works fine until the ...3 Replies | 510 Views | Created by Charlieit123 - Saturday, May 25, 2013 5:40 AM | Last reply by Charlieit123 - Sunday, May 26, 2013 3:27 AM -
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MVVM - Not able to bind button in a xaml and link ICommand to button, button click not working
All, I have a model and binded the same to view (below xaml), all values are getting populated properly in controls, however, there is a button on View, when clicked on button, ...2 Replies | 450 Views | Created by AD_16 - Wednesday, May 22, 2013 5:25 PM | Last reply by Srigopal Chitrapu - Saturday, May 25, 2013 2:39 PM -
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MVVM Navigation Memory Leak
I am doing my best to implement the MVVM pattern in my SL5 app, and having a hell of a time with it. I am using the navigation framework, and each page (view) has an associated view ...1 Replies | 394 Views | Created by JoshSommers - Wednesday, April 24, 2013 8:22 PM | Last reply by JobK - Tuesday, May 21, 2013 12:41 PM -
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Difference between RelayCommand and DelegateCommand
Folks, What is the difference between ReplayCOmmand and DelegateCOmmand? Is it just simply naming different?5 Replies | 9474 Views | Created by ahStef - Sunday, December 19, 2010 10:34 PM | Last reply by AlexLordEaster - Saturday, May 18, 2013 5:52 PM - Items 1 to 20 of 1166 Next ›