Allow escaping strings in config

\n \\ and \t now will be translated to their escaped counterpart

data/config

@@ -6,6 +6,10 @@
 # - Before the variable
 # - After the ':'
 # - After the value
+#
+# String variables can be escaped ([Notation in config] -> "Result"):
+# - foo\\bar -> "foo<backspace>bar"
+# - foo\nbar -> "foo<newline>bar"
 
 # The following three options control the ordering of the widgets.
 # Reordering can cause slight margin inconsistencies,

src/Common.h

@@ -150,6 +150,18 @@ namespace Utils
         }
         return "";
     }
+
+    inline void Replace(std::string& str, const std::string& string, const std::string& replacement)
+    {
+        size_t curPos = 0;
+        curPos = str.find(string);
+        while (curPos != std::string::npos)
+        {
+            str.replace(curPos, string.length(), replacement);
+            curPos += string.length();
+            curPos = str.find(string, curPos);
+        }
+    }
 }
 
 struct Process

src/Config.cpp

@@ -17,6 +17,12 @@ template<>
 void ApplyProperty<std::string>(std::string& propertyToSet, const std::string_view& value)
 {
     propertyToSet = value;
+
+    // Escape characters. This is a very hacky way to this, I know.
+    // TODO: Do something more efficient
+    Utils::Replace(propertyToSet, "\\n", "\n");
+    Utils::Replace(propertyToSet, "\\\\", "\\");
+    Utils::Replace(propertyToSet, "\\t", "\t");
 }
 
 template<>