67 satır
1.0 KiB
C
67 satır
1.0 KiB
C
#ifndef cmKeyboard_h
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#define cmKeyboard_h
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enum
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{
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kInvalidKId,
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kAsciiKId,
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kLeftArrowKId,
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kRightArrowKId,
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kUpArrowKId,
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kDownArrowKId,
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kHomeKId,
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kEndKId,
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kPgUpKId,
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kPgDownKId,
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kInsertKId,
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kDeleteKId,
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};
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typedef struct
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{
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unsigned code;
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char ch;
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bool ctlFl;
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bool altFl;
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} cmKbRecd;
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// Set 'p' to NULL if the value of the key is not required.
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void cmKeyPress( cmKbRecd* p );
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// Return non-zero if a key is waiting to be read otherwise return 0.
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// Use getchar() to pick up the key.
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//
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// Example:
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// while( 1 )
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// {
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// if( cmIsKeyWaiting() == 0 )
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// usleep(20000);
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// else
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// {
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// char c = getchar();
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// switch(c)
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// {
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// ....
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// }
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// }
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//
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// }
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//
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// TODO: Note that this function turns off line-buffering on stdin.
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// It should be changed to a three function sequence.
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// bool org_state = cmSetStdinLineBuffering(false);
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// ....
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// cmIsKeyWaiting()
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// ....
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// cmSetStdinLineBuffering(org_state)
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int cmIsKeyWaiting();
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#endif
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