I have several combobox choices which a user can select from on a WPF window. Each of those compbo boxes are bound to different tables through EDMX. The combos do not bind to eachother. I'm looking for a master/detail functionality. When a user selects anyone of the combobox selections(master) a query results(details) built from the sel...
I'm wanting a progress bar to change it's color depending on the range the current value is currently in. I was wondering if there was an attribute on the progress bar that I could bind a view model property to to change the color. Does such an attribute exist on the WPF progressbar? ...
I'm working on a user control right now in which I have a path as part of the control. There are 3 possible paths I might want to display based on the values of certain data. To determine which Path I want to use, I have a value converter that takes in the data and returns a number to represent which of the paths I should use. My first ...
Hello everyone, I'm having some problems with WPF binding. I have an assembly with some const properties in class Values, that correspond to columns from datatable. I want to bind the value from a column to a TextBlock using the const property to specify the column at a ListView ItemTemplate like shown in the code: xmlns:C="clr-name...
I have a Listbox with an itemssource set to an ObservableCollection of DataRow. Let's say each DataRow has 5 columns for this example. In the DataTemplate of the ListBox I have 5 textblocks (1 for each column). My question is how can I bind to an indexer of the row to get the columns value? Here is my attempt but nothing displays so I ...
Hello, This is my Listview XAML code: <ListView ItemsSource="{Binding Items}" Margin="0" Grid.Row="1" > <ListView.View> <GridView> <GridViewColumn Header="OperatorId" DisplayMemberBinding="{Binding OperatorId}" x:Name="operatorIdColumn"/> ...
I saw a similar question and hoped for a solution, but simply giving an advice to subclass the ComboBox is not enough for me. I need it in small spoons... The case is I need an extra button on my special comboBox for adding new records to the item list. I have this as an UserControl today but it doesn't look good and I need more control...
I have a class encapsulating a bunch of collections. I would like to bind this class to a listbox to display the items in the collections. The class implements IEnumerable. When the listbox is displayed I am expecting the IEnumerable.GetEnumerator method to be called. It is however not when the GetEnumerator method uses the yield keyword...
This menuItem because it's linked to a command does the magic behind the scenes for me: <MenuItem Name="mnuOpen" Command="Open"/> where I have <Window.CommandBindings> <CommandBinding Command="Open" Executed="CommandBinding_Open_Executed" CanExecute="CommandBinding_ProjectSelected"/>...
I have been tasked on a project to provide Crop Rotate and Resize to the user. This is a WPF application and has to be written in VB.net. All the examples I find are in c# and I am not really good at converting it over. Does anyone has any good examples that I can take a look at to add this functionality into the application. Bare wi...
There seems to be a performance degradation when an items collection control is decorated with a ScrollViewer. In the particular application I am working on, there seems to be a big hit to the application when I decorate a VirtualizingStackPanel with a ScrollViewer. I am trying to load up 250 items in this particular container with the h...
I am totally new to WPF, I have created a simple WPF app that lists whole drive structure (folder, files) to a TreeView, since this process takes a while I tried to use a thread to run the GetFolderTree() method and prevent the UI from becoming unresponsive, however I am facing some problems, I have created a Class named FolderBrowser wh...
How can I render multiple controls (or the same control) to a bitmap on specified locations. For example render control1 in it's full size to the location (50;50) and control2 at location (100;100) and so forth. I've a control that needs to be rendered 6 times side-by-side on an image with a single property changed in each rendering. ...
Dear Board, I have tried the following code, but the last line causes an error *Error Argument '1': cannot convert from 'System.Windows.Media.RadialGradientBrush' to 'System.Drawing.Brush' * I have visual studio 2008 <CODE> /* using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using Syste...
Here's a newbie question on the WPF TabControl, TabItem and TabPanel. There is a related question on StackOVF with an answer I happily used in my app. Here's a link to the answer, and the code snippet as well: http://stackoverflow.com/questions/2273567/wpf-center-tabitems-in-a-tabcontrol/2273724#2273724 <TabControl> <TabControl.Res...
I have a context menu that is defined as a resource and bound to the SelectedItem in a DataGrid, using a converter to get the display name of the current item, as in "Edit " or "Edit " It works fine for the first selected item, but doesn't call the converter on the second (I have a break point in it that only gets hit on the first pass)...
I am very new to WPF and am trying to set up an application that requires switching of views. For example, a user is viewing a system that contains a number of components, when they click on a component, it should switch to a view that is associated to that component, replacing the previous system view. It's my understanding a Controlle...
Hi, I'm currently working on a program in C# WPF. I use an external dll called Irrklang. It's made for x86 only so I set VS to compile for x86. I added the reference, set the copy local to true and set the dll as Required in the application files. When publishing the app using clickonce I upload it. I install on two machines: my dev ma...
I am creating a custom control derived from the one of the Standard WPF controls. The control has several constituent parts,and I am only modifying one of those parts. Here's my question: If I am modifying only one part of a control, do I have to declare the control as lookless and reproduce the entire control template for the modified ...
Our application adds and removes WPF (4.0) UserControls from it's main window, and we've noticed that they are not getting Garbage Collected (via WeakReferences that never return null). It seems that if a UserControl has a binding this occurs, even if the control was never added to the tree. The simplest reproduction in a console applica...