From 225a0eccddd777c474d5efb720611dd5589df914 Mon Sep 17 00:00:00 2001
From: MusiKid <musikid@outlook.com>
Date: Wed, 2 Sep 2020 14:25:57 +0200
Subject: [PATCH] Add support for memory tooltip

---
 src/modules/memory/common.cpp | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/modules/memory/common.cpp b/src/modules/memory/common.cpp
index 4875ec8f1..a332d58c2 100644
--- a/src/modules/memory/common.cpp
+++ b/src/modules/memory/common.cpp
@@ -36,7 +36,17 @@ auto waybar::modules::Memory::update() -> void {
                                   fmt::arg("used", used_ram_gigabytes),
                                   fmt::arg("avail", available_ram_gigabytes)));
     if (tooltipEnabled()) {
-      label_.set_tooltip_text(fmt::format("{:.{}f}Gb used", used_ram_gigabytes, 1));
+      if (config_["tooltip-format"].isString()) {
+        auto tooltip_format = config_["tooltip-format"].asString();
+        label_.set_tooltip_text(fmt::format(tooltip_format,
+                                            used_ram_percentage,
+                                            fmt::arg("total", total_ram_gigabytes),
+                                            fmt::arg("percentage", used_ram_percentage),
+                                            fmt::arg("used", used_ram_gigabytes),
+                                            fmt::arg("avail", available_ram_gigabytes)));
+      } else {
+        label_.set_tooltip_text(fmt::format("{:.{}f}GiB used", used_ram_gigabytes, 1));
+      }
     }
     event_box_.show();
   } else {