Implemented app result and SelectionDialog (#96)

TactilityCore/Source/StringUtils.cpp

@@ -1,5 +1,7 @@
 #include "StringUtils.h"
 #include <cstring>
+#include <iostream>
+#include <sstream>
 
 namespace tt {
 
@@ -27,4 +29,47 @@ bool string_get_path_parent(const char* path, char* output) {
     }
 }
 
+std::vector<std::string> string_split(const std::string&input, const std::string&delimiter) {
+    size_t token_index = 0;
+    size_t delimiter_index;
+    const size_t delimiter_length = delimiter.length();
+    std::string token;
+    std::vector<std::string> result;
+
+    while ((delimiter_index = input.find(delimiter, token_index)) != std::string::npos) {
+        token = input.substr(token_index, delimiter_index - token_index);
+        token_index = delimiter_index + delimiter_length;
+        result.push_back(token);
+    }
+
+    auto end_token = input.substr(token_index);
+    if (!end_token.empty()) {
+        result.push_back(end_token);
+    }
+
+    return result;
+}
+
+std::string string_join(const std::vector<std::string>& input, const std::string& delimiter) {
+    std::stringstream stream;
+    size_t size = input.size();
+
+    if (size == 0) {
+        return "";
+    } else if (size == 1) {
+        return input.front();
+    } else {
+        auto iterator = input.begin();
+        while (iterator != input.end()) {
+            stream << *iterator;
+            iterator++;
+            if (iterator != input.end()) {
+                stream << delimiter;
+            }
+        }
+    }
+
+    return stream.str();
+}
+
 } // namespace