WPF Issues

This repository provides small demo programs and code snippets to reproduce several wpf-related bugs. We hope these demos could do a little help to locate and debug the bugs.

WPF Main thread gets a deadlock when stylus input thread is waiting for the window to close

Please refer to the MainThreadDeadlockWithStylusInputThread demo program for details.

[Fixed by .net 4.6.2] WPF program sometimes becomes untouchable after multi-touch operations.

Please refer to the MultiDragDemo demo program for details.

WPF window sometimes gets covered by other windows after its child window being closed.

Please refer to the ChildWindows demo program for details.

WPF translation animation sometimes shakes slightly.

Please refer to the Animation demo program for details.

WPF UI thread sometimes stops rendering while another background thread shows a window.

Please refer to the BitmapCache demo program for details.

WPF child window may sometimes lost mouse leave event.

Please refer to the MouseLeaveEvent demo program for details.

WPF child window displayed behind the main window, and then the child window is displayed again in front of the main window

Please refer to the ChildWindowDisplayedAndThenBackToMainWindow demo program for details.

Name		Name	Last commit message	Last commit date
Latest commit History 42 Commits
Animation		Animation
BitmapCache		BitmapCache
CanNotReceiveTouchMessageWS_EX_TRANSPARENT		CanNotReceiveTouchMessageWS_EX_TRANSPARENT
ChildWindowDisplayedAndThenBackToMainWindow		ChildWindowDisplayedAndThenBackToMainWindow
ChildWindows		ChildWindows
ImageMemoryLeak		ImageMemoryLeak
ImageMemoryLeakDotNetCore		ImageMemoryLeakDotNetCore
MainThreadDeadlockWithStylusInputThread		MainThreadDeadlockWithStylusInputThread
MouseLeaveEvent		MouseLeaveEvent
MultiDragDemo		MultiDragDemo
RenderTargetBitmapThrowsCOMExceptionWhenCreatedTooFast		RenderTargetBitmapThrowsCOMExceptionWhenCreatedTooFast
WPFAppsCrashIfDisplayTextWithTooManyCombiningMarks		WPFAppsCrashIfDisplayTextWithTooManyCombiningMarks
.gitignore		.gitignore
Issues.sln		Issues.sln
README.md		README.md

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WPF Issues

WPF Main thread gets a deadlock when stylus input thread is waiting for the window to close

[Fixed by .net 4.6.2] WPF program sometimes becomes untouchable after multi-touch operations.

WPF window sometimes gets covered by other windows after its child window being closed.

WPF translation animation sometimes shakes slightly.

WPF UI thread sometimes stops rendering while another background thread shows a window.

WPF child window may sometimes lost mouse leave event.

WPF child window displayed behind the main window, and then the child window is displayed again in front of the main window

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