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c# Programming Glossary: winevent_outofcontextDetect active window changed using C# without polling http://stackoverflow.com/questions/4372055/detect-active-window-changed-using-c-sharp-without-polling EVENT_SYSTEM_FOREGROUND IntPtr.Zero dele 0 0 WINEVENT_OUTOFCONTEXT delegate void WinEventDelegate IntPtr hWinEventHook uint eventType.. idProcess uint idThread uint dwFlags private const uint WINEVENT_OUTOFCONTEXT 0 private const uint EVENT_SYSTEM_FOREGROUND 3 DllImport user32.dll..
Is there Windows system event on active window changed? http://stackoverflow.com/questions/4407631/is-there-windows-system-event-on-active-window-changed EVENT_SYSTEM_FOREGROUND NULL WinEventProcCallback 0 0 WINEVENT_OUTOFCONTEXT WINEVENT_SKIPOWNPROCESS ....... VOID CALLBACK WinEventProcCallback..
asynchronously GetForegroundWindow via SendMessage or something? http://stackoverflow.com/questions/8840926/asynchronously-getforegroundwindow-via-sendmessage-or-something apps and within controls. You'll need to use this with the WINEVENT_OUTOFCONTEXT flag this means that the change notification will be delivered.. winuser.h const uint EVENT_SYSTEM_FOREGROUND 3 const uint WINEVENT_OUTOFCONTEXT 0 Need to ensure delegate is not collected while we're using.. EVENT_SYSTEM_FOREGROUND IntPtr.Zero procDelegate 0 0 WINEVENT_OUTOFCONTEXT MessageBox provides the necessary mesage loop that SetWinEventHook..
Setting up Hook on Windows messages http://stackoverflow.com/questions/9665579/setting-up-hook-on-windows-messages const uint EVENT_OBJECT_NAMECHANGE 0x800C const uint WINEVENT_OUTOFCONTEXT 0 Need to ensure delegate is not collected while we're using.. EVENT_OBJECT_NAMECHANGE IntPtr.Zero procDelegate 0 0 WINEVENT_OUTOFCONTEXT MessageBox provides the necessary mesage loop that SetWinEventHook..
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