Data commit

Task/Keyboard-macros/Go/keyboard-macros.go

@@ -0,0 +1,58 @@
+package main
+
+/*
+#cgo LDFLAGS: -lX11
+#include <stdlib.h>
+#include <X11/Xlib.h>
+#include <X11/keysym.h>
+
+static inline Window DefaultRootWindow_macro(Display *dpy) {
+    return ScreenOfDisplay(dpy, DefaultScreen(dpy))->root;
+}
+
+static inline int getXEvent_type(XEvent event) {
+    return event.type;
+}
+
+static inline XKeyEvent getXEvent_xkey(XEvent event) {
+    return event.xkey;
+}
+*/
+import "C"
+import "fmt"
+import "unsafe"
+
+func main() {
+    d := C.XOpenDisplay(nil)
+    f7, f6 := C.CString("F7"), C.CString("F6")
+    defer C.free(unsafe.Pointer(f7))
+    defer C.free(unsafe.Pointer(f6))
+
+    if d != nil {
+        C.XGrabKey(d, C.int(C.XKeysymToKeycode(d, C.XStringToKeysym(f7))),
+            C.Mod1Mask, /* normally it's Alt */
+            C.DefaultRootWindow_macro(d), C.True, C.GrabModeAsync, C.GrabModeAsync)
+        C.XGrabKey(d, C.int(C.XKeysymToKeycode(d, C.XStringToKeysym(f6))),
+            C.Mod1Mask,
+            C.DefaultRootWindow_macro(d), C.True, C.GrabModeAsync, C.GrabModeAsync)
+
+        var event C.XEvent
+        for {
+            C.XNextEvent(d, &event)
+            if C.getXEvent_type(event) == C.KeyPress {
+                xkeyEvent := C.getXEvent_xkey(event)
+                s := C.XLookupKeysym(&xkeyEvent, 0)
+                if s == C.XK_F7 {
+                    fmt.Println("something's happened")
+                } else if s == C.XK_F6 {
+                    break
+                }
+            }
+        }
+
+        C.XUngrabKey(d, C.int(C.XKeysymToKeycode(d, C.XStringToKeysym(f7))), C.Mod1Mask, C.DefaultRootWindow_macro(d))
+        C.XUngrabKey(d, C.int(C.XKeysymToKeycode(d, C.XStringToKeysym(f6))), C.Mod1Mask, C.DefaultRootWindow_macro(d))
+    } else {
+        fmt.Println("XOpenDisplay did not succeed")
+    }
+}