add new waybar config

dot_config/waybar/config

@@ -29,6 +29,7 @@
         "battery",
         "battery#bat2",
         "clock",
+        "custom/events",
         "tray"
     ],
     // Modules configuration
@@ -235,5 +236,15 @@
         "on-scroll-up": "busctl --user -- call rs.wl-gammarelay / rs.wl.gammarelay UpdateGamma d +0.02",
         "on-scroll-down": "busctl --user -- call rs.wl-gammarelay / rs.wl.gammarelay UpdateGamma d -0.02",
         "on-click": "busctl --user set-property rs.wl-gammarelay / rs.wl.gammarelay Gamma d 1"
+    },
+    "custom/events": {
+        "format": "{}",
+        "tooltip": true,
+        "interval": 300,
+        "format-icons": {
+            "default": ""
+        },
+        "exec": "~/.config/waybar/waybar-khal.py",
+        "return-type": "json"
     }
 }

dot_config/waybar/executable_waybar-khal.py

@@ -0,0 +1,18 @@
+#!/usr/bin/env python
+import json
+import subprocess
+data = {}
+output = subprocess.check_output("khal list now 7days --format \"{start-end-time-style} {title}\"", shell=True).decode("utf-8")
+lines = output.split("\n")
+new_lines = []
+for line in lines:
+    if len(line) and line[0].isalpha():
+        line = "\n<b>"+line+"</b>"
+    new_lines.append(line)
+output = "\n".join(new_lines).strip()
+if "Today" in output:
+    data['text'] = " " + output.split('\n')[1]
+else:
+    data['text'] = ""
+data['tooltip'] = output
+print(json.dumps(data))

dot_config/waybar/style.css

@@ -90,6 +90,7 @@ button:hover {
 #custom-wl-gammarelay-temperature,
 #custom-wl-gammarelay-brightness,
 #custom-wl-gammarelay-gamma,
+#custom-events,
 #mpd {
     padding: 0 10px;
     color: #ffffff;
@@ -173,6 +174,7 @@ label:focus {
     background-color: #f53c3c;
 }
 
+#custom-events,
 #pulseaudio {
     background-color: #f1c40f;
     color: #000000;