meep

commit 6ba476dc2ba557ce39ca1242b33b01f1b7b56312
Author: Samdal <samdal@protonmail.com>
Date:   Sat,  6 Jan 2024 00:13:14 +0100

meep

Diffstat:
A
Makefile
 | 
9
+++++++++
A
meep.c
 | 
64
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 73 insertions(+), 0 deletions(-)
diff --git a/Makefile b/Makefile
@@ -0,0 +1,9 @@
+all: meep
+
+meep: meep.c Makefile
+	gcc `pkg-config --cflags libnotify x11 xi` meep.c `pkg-config --libs libnotify x11 xi` -o meep
+
+clean:
+	rm meep
+
+.phony: all clean
diff --git a/meep.c b/meep.c
@@ -0,0 +1,64 @@
+#include <libnotify/notify.h>
+
+#include <X11/XKBlib.h>
+#include <X11/extensions/XInput2.h>
+
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+
+int main(int argc, char * argv[]) {
+ int xiOpcode, queryEvent, queryError;
+
+ notify_init("mehehe meep");
+
+ Display * disp = XOpenDisplay(":0");
+ Window root = DefaultRootWindow(disp);
+ if (!XQueryExtension(disp, "XInputExtension", &xiOpcode, &queryEvent, &queryError)) return 2;
+
+ {
+  XIEventMask m;
+  m.deviceid = XIAllMasterDevices;
+  m.mask_len = XIMaskLen(XI_LASTEVENT);
+  m.mask = calloc(m.mask_len, sizeof(char));
+  XISetMask(m.mask, XI_RawKeyPress);
+  XISelectEvents(disp, root, &m, 1);
+  XSync(disp, false);
+  free(m.mask);
+ }
+
+ XkbSelectEventDetails(disp, XkbUseCoreKbd, XkbStateNotify, XkbGroupStateMask, XkbGroupStateMask);
+
+ char* matches[] = {"mehehe", "meep", "goop"};
+ int states[sizeof(matches) / sizeof(*matches)] = {0};
+
+ for (;;) {
+  XEvent event;
+  XGenericEventCookie *cookie = (XGenericEventCookie*)&event.xcookie;
+  XNextEvent(disp, &event);
+
+  if (XGetEventData(disp, cookie)) {
+   if (cookie->extension == xiOpcode && cookie->evtype == XI_RawKeyPress) {
+    XIRawEvent *ev = cookie->data;
+    KeySym s = XkbKeycodeToKeysym(disp, ev->detail, 0, 0);
+    char *str = XKeysymToString(s);
+    if (NULL == str) continue;
+
+    for (int i = 0; i < sizeof(matches) / sizeof(*matches); i++) {
+     if (*str == matches[i][states[i]]) {
+      states[i]++;
+      if (matches[i][states[i]] == 0) {
+       NotifyNotification* notif = notify_notification_new(matches[i], matches[i], NULL);
+       notify_notification_show(notif, NULL);
+       states[i] = 0;
+      }
+     } else {
+      states[i] = 0;
+     }
+    }
+   }
+   XFreeEventData(disp, cookie);
+  }
+ }
+}