databinding

DataGrid Column names don't seem to be binding

Sort of a Flex newbie here so bear with me. I've got a DataGrid defined as follows: <mx:Script> ... private function getColumns(names:ArrayCollection):Array { var ret:Array = new Array(); for each (var name:String in names) { var column:DataGridColumn = new DataGridColumn(name); ret.push(column); } retur...

WPF Listview- What would be the best way to display data from different ObservableCollections based on a button click?

I have three ObservableCollections: CharacterCollection, LocationCollection, and ItemCollection. They are all collections of objects; CharacterCollection is a collection of Character Objects. I need to display, in the listview, information from the collection determined by the user clicking on a button. I would prefer to use databinding...

WPF update binding in a background thread

I have a control that has its data bound to a standard ObservableCollection, and I have a background task that calls a service to get more data. I want to, then, update my backing data behind my control, while displaying a "please wait" dialog, but when I add the new items to the collection, the UI thread locks up while it re-binds and ...

Binding to TreeView in WPF

I am trying to bind some data from a class instance to a TreeView. My code is as follows: public partial class MainWindow : Window { public MainWindow() { InitializeComponent(); Parent myClass = new Parent(); this.DataContext = myClass; } } public class Parent { private List<string> chil...

SelectedIndex of combobox not updating correctly using databinding.

I have a ComboBox: <ComboBox Name="iComponentFieldComboBox" SelectedIndex="{Binding ComponentFieldSelectedIndex, Mode=TwoWay}" Height="23" Margin="132,0,280,38" VerticalAlignment="Bottom"> <ComboBoxItem Name="item1">item1</ComboBoxItem> <ComboBoxItem Name="item2">item2</ComboBoxItem> <ComboBoxItem Name="item3">item3</ComboBo...

easiest way to renew Datacontext binding in WPF

What is the fastest way to update my DataContext binding to my WPF usercontrol so that it shows changes in the object it is bound to in the view? ...

ASP ListView - Eval() as formatted number, Bind() as unformatted?

I have an ASP ListView, and have a very simple requirement to display numbers as formatted w/ a comma (12,123), while they need to bind to the database without formatting (12123). I am using a standard setup - ListView with a datasource attached, using Bind(). I converted from some older code, so I'm not using ASP.NET controls, just fo...

When giving DataSource to a BindingSource shows only the cachedList Items.

I have a BindingSource on a form with MyObject Datasource. I Open another form and passing MyObject where i give its EntitySetObject reference to another BindingSource. Everything ok. Deleting an Entity on EntitySetObject reference and closing the form with EndEdit(). OK. Back in the "First" form i add one Entity in MyObject.EntitySet...

Databinding a ListBox with SelectionMode = Multiple

I have a WPF ListBox that I would like to Enable multiple selection in the ListBox, and Databind the ListBox to my view model. These two requirements appear to be incompatible. My view model has an ObservableCollection<T> property to bind to this ListBox; I set up a binding in XAML from the property to the ListBox.SelectedItems prop...

.NET 3.5 DataGridView Control Display values

Hi, Having a problem with the dataGridView control being populated with Display members: Code: private string settingsFile = @"Data\IntelliSched.xml"; private void loadDataFromXML() { dataSetXML.ReadXml(settingsFile); } DataSet contents: Table -> zone id name ---- Table -> postcode name code zone active ---- Pic...

How can I model the data in a multi-language data editor in WPF with MVVM?

Are there any good practices to follow when designing a model/ViewModel to represent data in an app that will view/edit that data in multiple languages? Our top-level class--let's call it Course--contains several collection properties, say Books and TopicsCovered, which each might have a collection property among its data. What kind of...

Bound checkbox does not update its datasource.

I have a checkbox who's checked value is bound to a binding source which is bound to a boolean data table column. When I click my save button to push my changes in my data table to my sql server the value in the data table is never changed. Designer code. this.cbxKeepWebInfinityChanges = new System.Windows.Forms.CheckBox(); this.prePro...

Binding a nullable int to an asp:TextBox

I have a property int? MyProperty as a member in my datasource (ObjectDataSource). Can I bind this to a TextBox, like <asp:TextBox ID="MyTextBox" runat="server" Text='<%# Bind("MyProperty") %>' /> Basically I want to get a null value displayed as blank "" in the TextBox, and a number as a number. If the TextBox is blank MyProperty sha...

How to bind a List of a DataObject to a Grid with BindingSources?

In an assembly I created a class like the following: [DataObject(true)] public class A { public int Foo{get;set;} [DataObjectMethod[DataObjectMethodType.Select)] public static List<A> GetAllA(string ConnectionString) { // return filled List<A> } } Now I want to display this List with a Gridcontrol under Winforms. I though of...

TextAlignment="Right" has no effect in WPF XAML bound to int field?

The binding works great, but as soon as I bind to to an field of type int, the field no longer gets alignet to the right? <TextBlock TextAlignment="Right" Width="50" Text="{Binding SomeIntField}"> </TextBlock> ...

Do you have to call .Save() when modifying a application setting that is bound to a control property?

I am programming in .NET I have an application setting of type string. On my form I have a textbox. I bound the text property of the textbox to my application setting. If I type something in the textbox it changes the value that is held in the Application setting but the next time I start the program it goes back to the default value. Do...

Push a new <tr> into a GridView?

What I'd like to do is create a second row that spans the others within a GridView. The idea is that it is data within the GridViewRow, say a long varchar() in col 4. But when translating to HTML, how would I put that in a second row? <table> <tr> <td></td> <th>ru sure?</th> <th>date</th> <th>catego...

WPF PRISM reloading module does not update view

I have a situation where I load a WPF PRISM module into the program when the user clicks a button. The program looks at a ComboBox SelectedItem property on the already loaded module to pick data for the datacontext of the new module. Then it loads data from a database into the datacontext of the new module. This sets the properties of...

Different techniques to bind the Data Controls - ASP.net

Recently I was asked the following question at interview. "What are the different way to bind a Data Control in ASP.Net". I have answered Typed DataSet Collections Stored Procedure. The interviewer expecting a lot more. Can anyone explain me the different way that we can bind the data controls? ...

Is there any good JAVA lib for playing with WSDL's and WS-* bindings?

Is there any good JAVA lib for playing with reading from WSDL's and connecting to WS-* bindings? ...