Crash in WPF DataGrid when EditTriggers contains CellIsCurrent and removing an item
Recently we upgraded our Xceed packages from 7.1.22553.1044 to 7.2.24171.1009 and we've noticed a couple changes in behavior. First is that the grid no longer allows removing something from the view when the row is being edited. It now throws an error
AvalonDock: Floating Layout Document or Anchorable Pane: Modify floating pane border: Corner Radius?
How can the border of a floating pane, e.g. round the corners, increase the border width, etc.?
make xceed behave like excel data entry
i'm trying to make xceed datagrid behave like an excel in regards to data entry I've almost have it, except for the ability to have cells enter into edit mode any Input Key Press except navigation ones like arrows , tag and enter . <dg:DataGridControl
AvalonDock Using Shift+F10 throws an exception
Hi Evance: This is an urgent request! Using xceed.products.wpf.toolkit.full\4.6.23520.1445 nuget pkg Created simple Xceed AvalonDock sample WPF application Put focus within Textbox Click Shift+F10 Exception message: 'Xceed.Wpf.AvalonDock.Layout.LayoutDocument'
Shift+F10 Exception: Xceed.Wpf.AvalonDock.Layout.LayoutDocument' is not a Visual or Visual3D
AvalonDock exception occurs when Shift+F10 is clicked. I have attached a sample WPF project using Nuget Toolkit Full v4.6.23520.1445 I thought that I had submitted this issue three weeks ago, but I have heard nothing back from Xceed support.
DataGrid Horizontal Grid Lines
I'm using the documented example to display both vertical and horizontal grid lines (https://doc.xceed.com/xceed-datagrid-for-wpf/Adding%20vertical%20and%20horizontal%20grid%20lines.html). The vertical lines work fine, but the horizontal lines are not
Deserializing Layout null exception when updating from 3.5 to 4.5
Name Value Type ◢ $exception {"Object reference not set to an instance of an object."} System.NullReferenceException I was using version 3.5 and updated to 4.5.22477.12540 and now I have this null exception when deseserializing my layout. Call Stack at
All PropertyGrids in solution now only show one property
Some how I've managed to have every PropertyGrid in my solution only show one property. Even though my definition hasn't changed and includes many other properties... <!-- Property Grid --> <xctk:PropertyGrid x:Name="_settingsGrid"
WPF Datagrid with ComboBox Template
I have the below Person Model as an example class, with an ObservableCollection<string> of occupations. How would I bind a ComboBox so that the ItemSource is linked to the Occupations property, and the selected item is linked to the Occupation property?
DockingManager.PreviewDock & DockingManager.Docked events not firing when docking under program control
Hi Evance: Using the attached solution: (1) Add an Xceed license key into the source code (2) Start up the application (3) Click the "Float la1" button (4) Click OK through the MessageBoxes to show that the PreviewFloat and Floated events are properly
Floating Width/Height of LayoutAnchorable after changing windowed / maximized / windowed
Hi Evance, When an LayoutAnchorable (LA) is manually floated windowed, then maximized, then returned to windowed state, the FloatingHeight and FloatingWidth does not seem correct. Please use the attached AvalonDock project to illustrate the issue: (a)
Row level validation using ValidationRule
How can i add row level validation rule for the DatagridControl? Similar to the one in Datagrid in WPF.
AvalonDock: Is there a way to keep a floating LayoutAnchorable 'on top' of its parent's main application window?
AvalonDock: Is there a way to keep a floating LayoutAnchorable 'on top' of its parent's main application window?
WPF control licensing
I'm currently evaluating the WPF DataGrid component but am unclear on licensing. The website blurb states that it is a "perpetual" license, but section 7 of the license agreement suggests that I need an active subscription to continue using the component
DataGrid pre-sales questions
I manage a large WPF desktop data processing application that utilises data grids in a big way, with some fairly complex use cases. All this has been accomplished using the vanilla .Net DataGrid, and inevitably involved a lot of jumping through hoops
BindingList<>.Clear() appears to cause Memory leak
Although similar to http://forums.xceed.com/forums/ShowPost.aspx?PostID=7305 I just want to be clear that this is the same issue/will be solved by v1.2. I have a BindingList<> of internal business objects. These objects are dynamically created at run
Xceed WPF Chart Control
I'm trying to create the Chart using Xceed WPF Plus Toolkit Chart control with my Trial version. I’m facing one problem that the labels which are showing on the axis are in decimal format but I want them to be in whole numbers. I tried the data template
Use of Hamburger and HamburgerMenu WPF controls
Hello. I'm trying to implement the WPF Hamburger and HamburgerMenu controls that are available on the Toolkit plus package, just like it looks on the Documentation, but apparently it isn't working and I can't find why. Could someone provide me with an
Xceed WPF Toolkit Plus edition Chart Control
Support for Xceed WPF Chart Control
Avalon Dock: Check Floating status of LayoutAnchorable
Using the attached sample application please try the following scenario which will illustrate the floating status of the LayoutAnchorable: (a) Start the sample application (b) Click the 'Check Pane Status' button to see that the status indicates that
AvalonDock: Prevent docking of LayoutAnchorable within itself
Please try the following scenario with the attached sample application: (a) Start up the sample application: (b) Manually float the LayoutAnchorable by dragging it from the main window: (c) Using the pull-down menu of the floating LayoutAnchorable, select
AvalonDock: When an application has one or more LayoutAnchorable floating - Hover over the application's task bar icon
When an application has one or more LayoutAnchorables floating and the user hovers over the application's task bar icon, is there a way to show the application's main window and the floating panes like in Visual Studio? On left is VS main window on right
AvalonDock: Is there an event to determine if a LayoutAnchorable is about to be or has floated or docked?
I would like to control the default size and position of a LayoutAnchorable as it is about to be floated.
MaterialTabControl in WPFToolKit 4.3
Greetings, I'm using a MaterialTabControl in a NET CORE 6 solution. Two questions How do I Center Align the Tab Headers, they default as Left Aligned. How do I disable the Swipe Animation when switching tabs, it defaults to on. I looked in the documentation
LayoutAnchorable content not displayed when close of layout anchorable is prevented by e.cancel = true;
Please find attached a simple Exceed WPF Toolkit project which illustrates two issues I am experiencing: For LayoutAnchorable 'la1' I have added a Closing event handler in which a user can select if the closing should be cancelled. When the user selects
I am getting this issue when building my app to iOS
Hi there, I am building an app in Unity using Xceed Words. App works fine when running in editor. But I getting the following error when building to iOS. MissingMethodException: The method 'System.Void System.IO.Packaging.Package::.cctor()' has no implementation.
MaterialTabControl: Change Font for Tabs?
Greetings, I have a MaterialTabControl and I need to set the Font Style and Weight that is displayed on the Tabs themselves (where you click to change tabs). Also can the Tabs be centered in the display instead of being left aligned?
Converting to .net 6.0
Hi! I tried to convert the TableView demo to .net 6.0, but ran into a lot of issues. Is there any documentation about how to upgrade a .net framework 4.8 to .net 6.0 for exceed DataGrid? If I create a new .net 6.0 project and use a xceed DataGrid, everything
How so send datagrid validation errors to view model
I have a datagrid from the wpftoolkit. It is bound to a collection in a view model, and UI level validation has been implemented. The validation works correctly, but I want to send the validation errors to a view model. I need to enable or disable controls
How can I get the specific GroupHeaderControl with a given Group or CollectionViewGroup?
The title basically says it all. I am trying to get to the GroupHeaderControl to make some changes whenever a row within the group is clicked. I am able to navigate to the CollectionViewGroup and Group, but have no idea how to get to the GroupHeaderControl.
Memory Leak when using BindingList<>
Ok, I’ve narrowed down where / when the memory leak is that I had found. I do not know if it is something that I am doing or a problem with the control itself. If it is something in what I am doing, can someone please let me know how to fix the problem
License-Key
First of all let me state that this is an amazing program for free. I am however, still having an issue with the free license. I followed the steps in setting the license key but I am still getting the pop up window advising me how many trial days I have
Avalon Dock: Data bound title works in designer, but not when running app
I am currently trying to create a UI using Avalon Dock from Xceed WPF Toolkit 3. I created a much simpler version of this example. Basically, my view model looks like this: namespace NonWorkingAvalonDock {
public sealed class MainViewModel {
Avalondock nullreferenceexception when restoring state with dynamic anchorables
Hello, I have the NullReferenceException problem when restoring state again. I derive my anchorables from this class:
public abstract class AbstractPanel {
private Visibility _visibility;
public virtual string ContentId { get {
ToolTip on column header
I would like to display a tooltip when the user mouses over a column’s header that displays static information on what the column is, and how to use it. I only want the tooltip on certain columns and the info will be unique from column to column. Can
Styling dropdownbutton
I’m trying to style the drop down button control, and can pretty much everything to work the way I want, with the exception of then the button is clicked or mouse hover. The background is always blue, and I would like to set a custom background/foreground
Create DataGrid columns from dynamic type (ExpandoObject)
Hi I’m trying to have a DataGrid create columns based on an ItemSource which is a list of dynamic (ExpandoObject) objects. Is this even possible? And if so, how? Regards Paw Baltzersen
Metro Dark Theme with AvalonDock
Hello, I am completely stumped. I am creating an out-of-the-box WPF application. I reference the avalondock assemblies that come with the trial version of toolkit plus for wpf and add a dockmanager, etc. to the main view. I can’t figure out how to use
Setting the font color style of a column in the wpf datagrid
Hi, I am using the wpf datagrid in virtualizationmode = true; mode. How can I change the font color {style} of a particular column? many thanks Peter
DropDownButton.DropDownContent Bindings broken when moved to 3.2.0
Hi I was using successfully DropDownButton since ExtendedWPFtoolkit 3.0.0 I was working fine, recently i upgraded to ExtendedWPFtoolkit 3.2.0 Databindings inside DropDownButton.DropDownContent XAML has broken. If in re-install ExtendedWPFtoolkit 3.0.0
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