On 11/11/14 15:54, Martin Kletzander wrote:
This function returns true if the value supplied is a modifier (Ctrl, Shift, Alt or Meta).
Signed-off-by: Martin Kletzander <mkletzan@redhat.com> --- src/libvirt_private.syms | 1 + src/util/virkeycode.c | 21 +++++++++++++++++++++ src/util/virkeycode.h | 2 ++ 3 files changed, 24 insertions(+)
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms index b8f35e8..5c3de01 100644 --- a/src/libvirt_private.syms +++ b/src/libvirt_private.syms @@ -1530,6 +1530,7 @@ virJSONValueToString; virKeycodeSetTypeFromString; virKeycodeSetTypeToString; virKeycodeValueFromString; +virKeycodeValueIsModifier; virKeycodeValueTranslate;
diff --git a/src/util/virkeycode.c b/src/util/virkeycode.c index 7880a0a..7705ffd 100644 --- a/src/util/virkeycode.c +++ b/src/util/virkeycode.c @@ -1,4 +1,5 @@ /* + * Copyright (C) 2014 Red Hat, Inc. * Copyright (c) 2011 Lai Jiangshan * * This library is free software; you can redistribute it and/or @@ -124,3 +125,23 @@ int virKeycodeValueTranslate(virKeycodeSet from_codeset,
return -1; } + + +bool +virKeycodeValueIsModifier(unsigned int key_value) +{ + switch (key_value) { + case 29: /* Left Control */ + case 157: /* Right Control */ + case 42: /* Left Shift */ + case 54: /* Right Shift */ + case 56: /* Left Alt */ + case 184: /* Right Alt */ + case 219: /* Left Meta */ + case 220: /* Right Meta */ + return true;
I've checked those with a random keymap that I found on the internet :)
+ + default: + return false; + } +} diff --git a/src/util/virkeycode.h b/src/util/virkeycode.h index 6947cfe..d04a2a4 100644 --- a/src/util/virkeycode.h +++ b/src/util/virkeycode.h @@ -1,6 +1,7 @@ /* * virkeycode.h: keycodes definitions and declarations * + * Copyright (C) 2014 Red Hat, Inc. * Copyright (c) 2011 Lai Jiangshan * * This library is free software; you can redistribute it and/or @@ -29,5 +30,6 @@ int virKeycodeValueFromString(virKeycodeSet codeset, const char *keyname); int virKeycodeValueTranslate(virKeycodeSet from_codeset, virKeycodeSet to_offset, int key_value); +bool virKeycodeValueIsModifier(unsigned int key_value);
#endif
ACK, Peter