From ecbb451763c5e8515e1e3c188f10b8a4e981754b Mon Sep 17 00:00:00 2001
From: Ryzerth <whatsthetgeek@gmail.com>
Date: Sat, 3 Jul 2021 20:31:54 +0200
Subject: [PATCH] Added zimm to contrib list

---
 core/src/credits.cpp           | 3 ++-
 frequency_manager/src/main.cpp | 6 ++++--
 readme.md                      | 1 +
 3 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/core/src/credits.cpp b/core/src/credits.cpp
index 49cc6c6e..84eabbf7 100644
--- a/core/src/credits.cpp
+++ b/core/src/credits.cpp
@@ -18,7 +18,8 @@ namespace sdrpp_credits {
         "Raov",
         "Starman0620",
         "Szymon Zakrent",
-        "Tobias Mädel"
+        "Tobias Mädel",
+        "Zimm"
     };
 
     const char* libraries[] = {
diff --git a/frequency_manager/src/main.cpp b/frequency_manager/src/main.cpp
index 5bd8e65e..f6e7ecf9 100644
--- a/frequency_manager/src/main.cpp
+++ b/frequency_manager/src/main.cpp
@@ -202,7 +202,9 @@ private:
                 editedListName = nameBuf;
             }
 
-            if (strlen(nameBuf) == 0) { style::beginDisabled(); }
+            bool alreadyExists = (std::find(listNames.begin(), listNames.end(), editedListName) != listNames.end());
+
+            if (strlen(nameBuf) == 0 || alreadyExists) { style::beginDisabled(); }
             if (ImGui::Button("Apply")) {
                 open = false;
 
@@ -218,7 +220,7 @@ private:
                 refreshLists();
                 loadByName(editedListName);
             }
-            if (strlen(nameBuf) == 0) { style::endDisabled(); }
+            if (strlen(nameBuf) == 0 || alreadyExists) { style::endDisabled(); }
             ImGui::SameLine();
             if (ImGui::Button("Cancel")) {
                 open = false;
diff --git a/readme.md b/readme.md
index dab7219f..0cab0345 100644
--- a/readme.md
+++ b/readme.md
@@ -338,6 +338,7 @@ I will soon publish a contributing.md listing the code style to use.
 * [Syne Ardwin (WI9SYN)](https://esaille.me/)
 * [Szymon Zakrent](https://github.com/zakrent)
 * [Tobias Mädel](https://github.com/Manawyrm)
+* [Zimm](https://github.com/invader-zimm)
 
 
 ## Libraries used