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SetKeyboardModifiers in xorg C

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m1k1o
2020-06-20 02:15:38 +02:00
parent 8c8df119ad
commit 0ecf669077
6 changed files with 68 additions and 21 deletions
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32
server/internal/xorg/xorg.c
View File

@ -172,3 +172,35 @@ void SetKeyboard(char *layout) {
strncat(cmd, layout, 2);
system(cmd);
}
void SetKeyboardModifiers(int num_lock, int caps_lock, int scroll_lock) {
// TOOD: refactor, use native API.
// https://stackoverflow.com/questions/8427817/how-to-get-a-num-lock-state-using-c-c/8429021
Display *display = getXDisplay();
XKeyboardState x;
XGetKeyboardControl(display, &x);
// set caps lock
//printf("CapsLock is %s\n", (x.led_mask & 1) ? "On" : "Off");
if(caps_lock != -1 && x.led_mask & 1 != caps_lock) {
XKey(0xffe5, 1);
XKey(0xffe5, 0);
}
// set num lock
//printf("NumLock is %s\n", (x.led_mask & 2) ? "On" : "Off");
if(num_lock != -1 && x.led_mask & 2 != num_lock) {
XKey(0xff7f, 1);
XKey(0xff7f, 0);
}
/* NOT SUPPORTED
// set scroll lock
//printf("ScrollLock is %s\n", (x.led_mask & 4) ? "On" : "Off");
if(scroll_lock != -1 && x.led_mask & 4 != scroll_lock) {
XKey(0xff14, 1);
XKey(0xff14, 0);
}
*/
}

7
server/internal/xorg/xorg.go
View File

@ -225,6 +225,13 @@ func SetKeyboard(layout string) {
C.SetKeyboard(layoutUnsafe)
}
func SetKeyboardModifiers(num_lock int, caps_lock int, scroll_lock int) {
mu.Lock()
defer mu.Unlock()
C.SetKeyboardModifiers(C.int(num_lock), C.int(caps_lock), C.int(scroll_lock))
}
//export goCreateScreenSize
func goCreateScreenSize(index C.int, width C.int, height C.int, mwidth C.int, mheight C.int) {
ScreenConfigurations[int(index)] = types.ScreenConfiguration{

1
server/internal/xorg/xorg.h
View File

@ -40,5 +40,6 @@
void XDisplaySet(char *input);
void SetKeyboard(char *layout);
void SetKeyboardModifiers(int num_lock, int caps_lock, int scroll_lock);
#endif