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Document wget_wch() and unget_wch().

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William McBrine
2019-01-21 11:26:58 -05:00
parent 44ace3fd55
commit 532201c67f
1 changed files with 9 additions and 0 deletions
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9
pdcurses/getch.c
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@@ -51,6 +51,15 @@ getch
flushinp() throws away any type-ahead that has been typed by the
user and has not yet been read by the program.
wget_wch() is the wide-character version of wgetch(), available when
PDCurses is built with the PDC_WIDE option. It takes a pointer to a
wint_t rather than returning the key as an int, and instead returns
KEY_CODE_YES if the key is a function key. Otherwise, it returns OK
or ERR. It's important to check for KEY_CODE_YES, since regular wide
characters can have the same values as function key codes.
unget_wch() puts a wide character on the input queue.
PDC_get_key_modifiers() returns the keyboard modifiers (shift,
control, alt, numlock) effective at the time of the last getch()
call, if PDC_save_key_modifiers(TRUE) has been called before the