Data Grid in ASP.NET MVC
Is it possible to use a datagrid control in a mvc "view"? How would I bind it to a datasource? ...
databinding
Database update after inserting rows into Dataset
hi, I am a newbie to Database programming. After inserting a couple of rows into a DataSet object, I am trying to write back the updated DataSet to the Database but cannot figure out how to do it. Can you give an example for the following please? what SQL insert command to use if DataSet is already updated with new rows Databinding e...
XAML: How to mix text and element-databind variables in Content attribute?
When data binding two elements together, how can I include the binding information AND text as in the case below where I want my label to say: The font size is 8.5 <Grid> <StackPanel> <Slider Name="theSlider" Margin="5" Minimum="8" Maximum="14"></Slider> <Label Content="The font size is: {Binding ElementName=theSlid...
Databinding Silverlight Comboboxes with Lists of Objects - working but ugly.
I'm developing a business application, using Silverlight for the UI and a WCF webservice for the back-end. In the database I have a number of lookup tables. When the WCF service returns a business object, one of the properties contains the entire row out of the lookup table instead of just the foreign key, so in the UI I can display thin...
WPF databinding: database or objects?
Im trying to create this: Tag1 has the erdered list of objects O1, O3, O2 Tag2 has the erdered list of objects O1, O4 Every time I click a tag, I want to see the list of objects. So clicking Tag1 would show in a listbox: O1 O3 O2 But I would like to keep the auto update so every time I edit or add/delete an object it auto updates (...
What is the .NET DataTable best usecase?
I have three Tables Customers, Jobs, Orders I Also have these tables in the a DataSet, which conforms to the same constraints as those in the Database itself. Originally, my intention was to keep the Data in the DataSet, and create various DataView objects to display this data to the user, and also to perform any required manipulations...
INotifyPropertyChanged problem
At first I want to say that sample below is oversimplification. Suppose you have bound WPF control. <Window Title="Window1" Height="300" Width="300"> <Grid> <StackPanel> <TextBox Text="{Binding Name}" Margin="10"/> <Button HorizontalAlignment="Center" Content="Click Me" Margin="5" Padding="2" Click=...
WPF- Is there a way to Databind a System.Attribute assigned to a ViewModel
Is there a way in WPF to Databind to a System.Attribute which is attached to a proerty on A ViewModel. For Example I have some properties on a my ViewModel class. These classes have attributes that define the fields label text or caption. Is there a way to databind to the value in the attribute. In the example below I want to use databin...
ListView Binding with "IsSelected" Property of ListViewItem
Hi All, I have following class public abstract class AbsTrinityEvent { public event IsSelected OnSelectedEvent; bool _IsSelected; ITrinityEvent _objTrinityEvent; public AbsTrinityEvent(ITrinityEvent objTrinityEvent) { _objTrinityEvent = objTrinityEvent; } public ITrinityEvent TrinityEventOb...
Why can't I databind to a field?
I've just learnt (the hard way) that databinding doesn't work with fields. This isn't a problem given how easy automatic properties are, but I was wondering why this is the case. Can anyone explain? ...
How would I databind a Paragraph to a TextBlock?
How would I take a Paragraph object and databind them to the TextBlock for use in a DataTemplate? A plain bind does nothing, just a ToString() of the Paragraph object. The InLines property would let me add a list of TextRun's that make up the Paragraph manually, but that can't be bound to and I could really do with a binding based solut...
Empty BindingSource problem
I have a problem with binding data using BindingSource, typed dataset and DataGridView. My problem is: BindingSource, therefore grid, is empty after binding data (bindingSource.Count is 0). I couldn't figure out what I'm doing wrong and I'd be very happy if anyone could help me with this. My application structure is like this: I have two...
Seeking Advice: Updating a FormView Based on DropdownList Value
Greetings! I'm looking for some advice regarding an approach to displaying data in a FormView based on a selection of a DropDownList within that FormView control. For example, I have a UserControl with the following: <asp:XmlDataSource ID="xdsMyXmlData" runat="server" EnableCaching="false" XPath="Root/Membership" /> <asp:FormView ID="...
Allow user to sort columns from a LINQ query in a DataGridView
Hi there I can't quite work out how to allow a DataGridView populated at runtime to sort (when users click on the column headers) where a LINQ from XML query is the DataSource, via a BindingSource. Dim QueryReOrder = From Q In Query _ Where ((0 - Q.Qualifier) / cmbTSStakeValue.Text) <= 0.1 _ ...
Best way to unbind wpf listview
Hi , I have WPF listview bound to collection of objects. Objects are continuously added in to collection from remote server and same is reflecting in to listview. Now we have requirement that we should be able to freeze listview for some time, That is objects should still get added in to collection but should not appe...
How to postpone an update to a Binding in WPF
Is there an easy way to tell a Two-way WPF data binding to wait a few milliseconds after the last change before updating the Source with the new property value? I'm implementing a filter feature for a ListBox where I have a textbox, and I want to filter the content of the ListBox according to what I type. I'm using data binding to conne...
ASP.NETDatagrid ,Displaying formated data
I have a ASPX page where i am rendering a Datagrid with some values. I am creating BoundCoulmns dynamically in my code behind like the following, BoundColumn iCustomer = new BoundColumn(); iCustomer.HeaderText = "Customer"; iCustomer.DataField = "CustomerName"; dgridProspList.Columns.Add(iCustomer); ...
WPF Implementing INotifyPropertyChanged
I have setup a property and implement INotifyPropertyChanged like so... public event PropertyChangedEventHandler PropertyChanged; public FlowProcess LastSelectedFlowProcess { get { return _lastSelectedFlowProcess; } set { _lastSelectedFlowProcess = value; Notify("LastSelectedFlowProcess"); UpdateFlo...
WPF Designer exception while trying to edit UI in Visual studio 2008
I have VS2008 with .net 3.5 SP1 installed on my machine, I have written one simple application with two listviews and databinding, My application compiles fine and I am able to run it, but when I try to open designer to edit controls, I get following error. I am not getting why this is happening. Any idea...see xaml below this error mes...
Need simple example of WPF binding Objects to Listbox with LINQ
The following example successfully binds objects with a list box to display them. However, I would like to create all the objects in one class and then from another class query them with LINQ to fill my XAML Listbox, what would I need to add this example: XAML: <Window x:Class="WpfApplication15.Window1" xmlns="http://schemas.mi...