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Top Forums Programming Proximity-card reader: no data when app window out of focus Post 302344990 by jim mcnamara on Tuesday 18th of August 2009 06:55:40 AM
Old 08-18-2009
Can you not make the reader a separate process - a daemon - that raises a signal or otherwise sends something to your windowing code? An unblocked signal is never ignored, for example.

Regardless of focus.
 

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PCSCTEST(8)							    User Manual 						       PCSCTEST(8)

NAME
pcsctest SYNOPSIS
pcsctest DESCRPTION
pcsctest runs a test on pcscd, lists the readers currently connected, and displays card information if a card is inserted. OPTIONS
None USAGE
pcsctest lists the currently connected readers and asks the user to choose one. After choosing the reader, pcsctest will ask the user to insert a card into the card reader. If this happens pcsctest will display the cards's ATR and other information. Example: The following will occur if no reader is inserted and recognized: MUSCLE PC/SC Lite Test Program Testing SCardEstablishContext : Command successful. Testing SCardGetStatusChange Once a reader is inserted and recognized the following will occur: MUSCLE PC/SC Lite Test Program Testing SCardEstablishContext : Command successful. Testing SCardGetStatusChange Please insert a working reader : Command successful. Testing SCardListReaders : Command successful. Reader 01: SCM SCR-331 CCID 0 0 Enter the reader number : 1 Waiting for card insertion : Command successful. Testing SCardConnect : Command successful. Testing SCardStatus : Command successful. Current Reader Name : CCID USB Reader 0 0 Current Reader State : 34 Current Reader Protocol : 0 Current Reader ATR Size : 9 Current Reader ATR Value : 3B E2 00 00 04 03 00 Testing SCardDisconnect : Command successful. Testing SCardReleaseContext : Command successful. PC/SC Test Completed Successfully ! SEE ALSO
pcscd(8) BUGS
MacOSX March 2003 PCSCTEST(8)
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