Message Queue Functions

Windows CE .NET

The following table shows the message queue functions, with a description of the purpose of each.

Programming element Description
DispatchMessage This function dispatches a message to a window procedure.
GetMessage This function retrieves a message from the calling thread's message queue and places it in the specified structure.
GetMessagePos This function returns a long value that gives the cursor position in screen coordinates.
GetMessageQueueReadyTimeStamp This function retrieves the time at which a specified thread was last ready to process a message.
GetMessageSource This function determines the source of a keyboard message.
InSendMessage This function determines whether the current window procedure is processing a message that was sent from another thread (in the same process or a different process) by a call to the SendMessage function.
PeekMessage This function checks a thread message queue for a message and places the message (if any) in the specified structure.
PostMessage This function places a message in the message queue associated with the thread that created the specified window and then returns without waiting for the thread to process the message.
PostQuitMessage This function indicates to Windows that a thread has made a request to terminate (quit).
PostThreadMessage This function places a message in the message queue of the specified thread and then returns without waiting for the thread to process the message.
RegisterWindowMessage This function defines a new window message that is guaranteed to be unique throughout the system.
SendMessage This function sends the specified message to a window or windows.
SendMessageTimeout This function sends a specified message to a window by calling the window procedure for the specified window, with the message as one of the parameters for the window procedure.
SendNotifyMessage This function sends the specified message to the given window.
TranslateMessage This function translates virtual-key messages into character messages.

See Also

Message Queue Reference


Last updated on Wednesday, April 13, 2005

© 2005 Microsoft Corporation. All rights reserved.

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