1 files changed, 34 insertions, 0 deletions
diff --git a/src/stmemory.c b/src/stmemory.c
index 4f1435a..863d9fc 100644
--- a/src/stmemory.c
+++ b/src/stmemory.c
@@ -15,9 +15,41 @@
    <https://www.gnu.org/licenses/>. */
 
 #include <stdio.h>
+#include <stdlib.h>
 
 #include "../lib/util.h"
 
+void
+buttonhandler()
+{
+  char *term;
+  char *env;
+  int button;
+
+  button = 0;
+  if ((env = getenv("BLOCK_BUTTON")))
+    button = getbtnint(env);
+
+  if (!(term = getenv("TERMINAL")))
+    term = "footclient";
+
+  const char *termcmd[] = { term, "-e", "btop", NULL };
+
+  switch (button) {
+    case 1:
+      break;
+    case 2:
+      spawn(termcmd);
+      break;
+    case 3:
+      sendnotif("stmemory", " Memory module",
+                "- Shows Memory Used.\n- Click to show memory hogs.\n\
+- Middle click to open btop.");
+      break;
+    default: break;
+  }
+}
+
 int
 main(void)
 {
@@ -25,6 +57,8 @@ main(void)
   char line[256];
   long total, free;
 
+  buttonhandler();
+
   if (!(fp = fopen("/proc/meminfo", "r")))
     die("failed to open: /proc/meminfo");