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• WPF: Updating visibility of controls not updating the screen

  - by Brad McBride

  I will preface this by stating that I am new to WPF programming and may be making multiple errors. Any insight that can be provided to help me improve in my skills are greatly appreciated. I am working with a WPF application and am looping through a list of objects that contain properties that describe a document that should be built on the fly…

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• How can I anchor a textbox in wpf ?

  - by csuporj

  I have a window with tabs. On one of the tabs, I have a layout like below. (In fact it is more complicated, I have 4 text boxes in a row, and I have more rows.) How can I make the 3rd textbox have the width of the label + the width of the text box above, that is, to have them properly aligned ? The problem is that WPF widens the 3rd textbox,…

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• Telerik Reporting introduces WPF Report Viewer, the first reporting tool supporting all .NET desktop

  With the release of Telerik Reporting Q1 2010 Service Pack 1 we are proud to announce a very important addition to Telerik Reporting. Finally, our suite of report viewers is now complete, making Telerik Reporting the first reporting tool to support all .NET desktop and web platforms: ASP.NET, Silverlight (incl. out-of-browser support),…

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• Good practice or bad practice

  - by jackson

  Hi, i am new to WPF and i have one question(the first one actually, more to come) Is it better to add some logic, for example the bindings for the window, in xaml or in the code behind.

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• Dialog Box Property Value Editor

  - by Cicik

  hello, i am new to WPF and i want to create user control with Dialog Box Property Value Editor in VB.NET. i find this example in C# and rewrite it to VB.NET but it does not work. Is creating property value editor in VB.NET somehow special, because i can`t find examples in VB.NET thanks a lot

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• Silverlight 3 Binding to the Current Item in a Collection

  - by rasx

  The Binding syntax, {Binding /}, works in WPF but does not work at all in Silverlight 3: <ContentControl Content="{Binding MyCollection}"> <ContentControl.ContentTemplate> <DataTemplate> <ContentControl Content="{Binding /}" /> </DataTemplate> …

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• ScaleTransform and Image size

  - by Vinjamuri

  I have a Canvas which has an image as background. When I do the ScaleTransform to increase the size of the image, the image blows out of the Canvas. Although I increase the size, I don't want the image to go out of the Canvas, I just want it to fit inside the Canvas. How to fix this issue in WPF?

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• How Dispatcher differs from the background thread ?

  - by Ashish Ashu

  How Dispatcher concept in .NET 3.5 in WPF differs from the background thread in .NET 2.0 ? For example what will be difference between statements below: delegate.Invoke/BeginInvoke AND this.dispatcher.Invoke/BeginInvoke

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• casing the object values

  - by deep

  Hai am using telerik wpf grid in grid selection change event am getting the selected row values. the problem is the values are as object. object myData = radGridView.SelectedItem; the object myData contains the row values. but i don know how to get values from the myData object

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• how do you implement Async Operations in C# and MVVM?

  - by Oscar Cabrero

  hi what is the easiest way to implement asynch operations on WPF and MVVM, lets say if user if user hits enter when on a field i want to launch a command and then return back while a thread will do some search operations and then come back and update the properties so notification can update the bindings. …

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• Remove Specific Type of Children from Grid Control

  - by Asim Sajjad

  I wan to remove suppose control whose type is of border, from the grid control. how can I achieve it in WPF C# ?

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• Windows 7 "Devices and Printers" like interface

  - by Xience

  Hi, I want to make a window interface just like "Devices and Printers" window in Windows 7 in which items can be suppressed and drilled down. Any ideas how can i build such a view and which controls from wpf can be used. Any ideas are greatly appreciated !

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• Bind command to X-button of window title bar

  - by LukePet

  My WPF maintenance window have a toolbar with a button "Exit"; a CommandExit is bind with this button. The CommandExit perform some checks before exit. Now, if I click to close button of the window (x-button of title bar), this checks are ignored. How can I do to bind CommandExit to window x-button?

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• Stretch panel with splitter

  - by user1153896

  I want to implement a basic WPF layout with three panels and two splitters (Horizontal and Vertical splitter). Two panels on the left and on the bottom has to be callapsable and one panel has to stretch accordingly. Here is a simple XAML: <Grid> <Grid.ColumnDefinitions> …

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• Element host loading time issue with winforms

  - by Vinjamuri

  I have an element host with 3 WPF controls. I am placing the element host on a winform. When my application is coming up, the element host is taking few seconds and the winform is getting displayed as a blank screen. How to fix this? Any ideas are appreciated. Basically, I don't want to display the blank…

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• Multi-Touch Frameworks vs. Windows 7 Native support for Multi-touch ?

  - by Khaliloz

  Is it still feasible to use the Current Multi-Touch frameworks .. Breeze, Multi-Touch Vista .. etc. While Native support for multi-touch in Windows 7 + .NET 4.0 and WPF ? What are the advantages of using the mentioned frameworks over Windows 7 .Net 4.0 Transformation, Scale, Rotate Mechanisms ?

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• Possible to use Bindings only for the SourceChanged event?

  - by Schneider

  Basically I want to use the WPF Binding framework to "observe" a property in the data context, and when that value changes to call an event handler. I do not actually want to bind it to any target. Sounds simple but from what I can see Binding is too coupled (to the visual tree and various other bits) to…

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• Paste Functionality for WPF DataGrid with DataGridTemplateColumns

  - by zmang

  Hi. I recently started using the WPF Datagrid with DataGridTemplateColumns containing the WPF AutoCompleteBox, but I'm finding trouble in implementing Clipboard.Paste functionality for these DataGridTemplateColumns. I've managed to get Clipboard.Paste working with built-in DataGridColumns via Vishal's…

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• WPF - LayoutUpdated event firing repeatedly

  - by Drew Noakes

  I've been adding a bit of animation to my WPF application. Thanks to Dan Crevier's unique solution to animating the children of a panel combined with the awesome WPF Penner animations it turned out to be fairly straightforward to make one of my controls look great and have its children move about with…

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• WPF application with MS Access database as a data source

  - by Kay Zed

  I have a Microsoft Access 2010 database. Now, using Visual Studio 2010, I want to create a WPF application and add the database as a data source. The app will have a window with a frame that provides navigation through pages. No problem so far. But: -What is the right way to set up the database in…

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• wpf 4.0 datagrid template column two-way binding problem

  - by rouwlee

  Hello all! I'm using the datagrid from wpf 4.0. This has a TemplateColumn containing a checkbox. The IsChecked property of the checkbox is set via binding. The problem is that even if I specify the binding mode explicitly to be TwoWay, it works only in one direction. I have to mention that the…

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• WPF touch and slide/drag animation

  - by George

  I'm trying to create a pretty simple WPF interface, and from what I know this should be mostly possible using pure XAML. What I know I have a pretty basic understanding of WPF so far, however I have a decent grasp on XAML. I know or can work out how to put content in these panels. This isn't…

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• TextBlock Wrapping in WPF Layout

  - by Joel Martinez

  Hi, I'm trying to figure out how to do something similar to the twitter silverlight app that Scott Guthrie demoed recently in WPF: http://weblogs.asp.net/scottgu/archive/2010/03/18/building-a-windows-phone-7-twitter-application-using-silverlight.aspx Unfortunately, I seem to be having a hard…

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• MS Chart in WPF, Setting the DataSource is not creating the Series

  - by Shaik Phakeer

  Hi All, Here I am trying to assign the datasource (using same code given in the sample application) and create a graph, only difference is i am doing it in WPF WindowsFormsHost. due to some reason the datasource is not being assigned properly and i am not able to see the series ("Series 1")…

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• Multilingual spellcheck on WPF richtextbox

  - by sub-jp

  I need to turn spellcheck on for a richtextbox, and set the language to one the user has picked from a drop down. For now, I'm just testing it by building the richtextbox in xaml and providing a language to the xaml language attribute. I've read two different resources and one says I…

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