wpf

Code to extrude 2d geometry to 3d

Hi, is there any simple way to extrude a 2d geomtry (vectors ) to a 3d shape assuming extruding parameter are lenght (double) and angle (degree) so it should render like a cone ( all z lines going to one point ) ...

WPF: Aligning the base line of a Label and its TextBox

Let's say I have a simple TextBox next to a Label: <StackPanel> <StackPanel Orientation="Horizontal"> <Label Margin="3">MyLabel</Label> <TextBox Margin="3" Width="100">MyText</TextBox> </StackPanel> ... </StackPanel> This yields the following result: As you can see, the base lines of MyLabel and MyText a...

What's the best way to cancel an asynchronous WCF request?

(Assuming a WCF method called "MyFunction") Currently, to support canceling a WCF request, I'm using the BeginMyFunction/EndMyFunction methods generated by svcutil (and handling an isCanceled flag when dispatching the results to the main thread). I'd like to use the MyFunctionAsync method (and hooking into MyFunctionAsyncCompleted event...

How can I bind a List as ItemSource to ListView in XAML?

I'm learning WPF and would like to have a collection similar to a LinkedList, to where I can add and remove strings. And I want to have a ListView that listen to that collection with databinding. How can I do bind a simple list collection to a ListView in XAML? My idea (not working) is something like this: <Window x:Class="TestApp.Main...

Avoiding mass propagation of properties and events for exposure to ViewModels.

I have an MVVM application I am developing that is to the point where I'm ready to start putting together a user interface (my client code is largely functional) I'm now running into the issue that I'm trying to get my application data to where I need it so that it can be consumed by the view model and then bound to the view. Unfortu...

WPF: capturing XAML into subclassed control

hello, i narrowed down what i want my wpf button to look like using XAML. now i would like to create a sub classed button control that i can just re-use w/out having to write all that markup <Button Click="TestGridColumnButton_Click" Background="Transparent" Width="16" Height="16" Margin="0,0,0,0" Padding="0,0,0,0" BorderBrush="{x:N...

Having trouble entering time values with MaskedTextbox

I'm using the MaskedTextbox for .NET 3.5 SP1, from the WPF toolkit. I've got a MaskedTextbox on a WPF page, it fills fine from a SQL Server database, but when I tried to edit the value nothing at all happens. I can select anything, but typing over it, or pressing the delete key or anything else I can thing of, does nothing to the value...

Using Bitmap as alpha map of a cone

Hi, I'm wondering if i can use a bitmap to set alpha channel of a cone in wpf 3d : Black = > alpha = 0 % white => alpha = 100 % (more probably 80 % to see inside alpha difference ...) ...

Binding In Binding with Templates(WPF)

I have a WPF UI Bound to a collection of AwesomeClass Now, AwesomeClass has a collection of AwesomeParts objects. How can I make my UI In such a way that (as an example) for each AwesomeClass instance, there is a Tab on a tab panel and then for each awesome part in that, there is an object on a listbox, on that tab. Basically: Awesome...

C# / WPF / .NET - Drag and drop to Desktop / Explorer

Hey Guys Following my scenario. I got an Application which loads a Filestructure (Folders, Files) from a Database into a WPF ListView. Now I'd like to grab a file from this ListView, drag it over my Desktop (or some open explorer window) and drop it there. Basic Drag and Drop, nothing fancy. This sounds like a "standard" function for a...

Closing a window when it's "no longer needed".

This is kind of a hard question to describe, and I've searched for about an hour now to no avail. Essentially, picture a small 'flyout' window like the Windows 7 Wireless Control or the Volume Slider from the system tray(notification area). When you click on the icon, the application pops up with focus, and if you click off of it, the w...

Referencing a different project in the same assembly, different namespaces

I have two projects : Menu and Module and they are both in the same namespace foobar. I am currently referencing the module project from the Menu project to open up certain controls on a tab control in my menu. However I need to launch a new control from one of my controls which is located in the Module project. When I try referencing ...

Binding to a WPF hosted control's DependencyProperty in WinForms

I have a WinForms app with some elements that are hosted WPF user controls (using ElementHost). I want to be able to bind my WinForm's control property (Button.Enabled) to a custom DependencyProperty of the hosted WPF user control (SearchResults.IsAccountSelected). Is it possible to bind a System.Windows.Forms.Binding to a property man...

What's the best way to handle the same shortcut in WPF and WinForms controls?

I have a WPF application with the following KeyBinding on its main window: <KeyBinding Command="Commands:EditCommands.Undo" Gesture="CTRL+Z" /> <KeyBinding Command="Commands:EditCommands.Redo" Gesture="CTRL+Y" /> This makes the command respond to the shortcut fine. However, in all the places where I have embedded WinForms text boxes o...

What's special about mouse capture and middle mouse button in WPF?

When I call CaptureMouse() in response to a MouseDown from the middle mouse button, it will capture and then release the mouse. Huh? I've tried using Preview events, setting Handled=true, doesn't make a difference. Am I not understanding mouse capture in WPF? Here's some minimal sample code that reproduces the problem. // TestListBox...

Collapsible Window with WPF

How can I make a window in WPF that looks like the attached (notice the "collapse" button to the left of the minimize/maximize buttons)? I've sifted through the documentation at length to no avail. Any insight into this matter is much appreciated :) ...

Irregular layout ItemsControl

I have a strange layout for an ItemsControl. I have a 4x6 grid with the following pattern: 1 2 3 4 13 14 15 16 5 6 7 8 17 18 19 20 9 10 11 12 21 22 23 24 Is there an easy way to do this? should I be using 6 Items Controls and take "sections" of my list? is there a good way to do this? What about notification? It's importan...

Function call within XAML code?

I'd like to set a style on all my TextBox controls that does the following when it receives keyboard focus: 1) Change the background color 2) Call .SelectAll() to highlight all text I have this so far: <Style TargetType="TextBox"> <Style.Triggers> <Trigger Property="IsKeyboardFocusWithin" Value="True"> <Se...

DataStateBehavior for Enum instead of bool? String?

Is there an easy way in WPF to bind VisualStates to enum values? Kinda like DataStateBehavior, but for an Enum? ...

Why is Dispatcher.Invoke not triggering UI update?

I am trying to reuse a UserControl and also borrow some logic that keeps track of progress. I'll try and simplify things. MyWindow.xaml includes a MyUserControl. MyUserControl has its own progress indicator (Formatting in progress..., Copying files..., etc.) and I'd like to mirror this progress somewhere in the MyWindow form. But, th...