Jan Kučera

In general I would think it is "not polite" to create a dispatcher on thread that doesn't belong to you. I am sure there are other ways the thread owner...

To clarify, I am attributing the post message failure to the thread being gone, because the other option (of message flooding) seems unlikely at this point. I didn't see the...

There are two selection modes for text box based controls - the default one is using an adorner, i.e. a semitransparent rectangle is overlaid on top of the text. According...

This would be a significant breaking change on several levels, existing code would no longer compile, the events would have different signature and the behavior would change (e.g. exception handling)....

It is not really a WPF specific problem, but no, I think this is the first issue in this repo that can be used to track it. Would you mind...

A description of what the problem is and what the expected behavior is would be helpful. Note that this is using `System.Windows.Forms.DataGridView`, not sure why this should be filed at...

Why would the hook not be removed by `RemoveHook`? It doesn't matter which order the hooks are. Also note that the proposal is to change an existing internal method into...

It seems that the reason it is not cleared is that there is no longer any error to clear, i.e. while on load the red border is shown, it doesn't...

OK I am convinced this is a bug. https://github.com/dotnet/wpf/blob/ee1e9e41c53857653047db7d277960de5a06560b/src/Microsoft.DotNet.Wpf/src/PresentationFramework/System/Windows/Controls/Validation.cs#L453-L457 1. code above schedules an operation to show the adorner, because adorner layer does not exist yet 2. then the adorner...

> @dipeshmsft Only having it at the application level won't be enough for all use-cases, i think. @batzen can you please elaborate on which use cases are you expecting for...