Move handling of autocomplete and input history into TextField

Reviewed-by: Freeyorp

2 files changed, 40 insertions, 1 deletions

diff --git a/src/utils/stringutils.cpp b/src/utils/stringutils.cpp
index 9fe3de14..445427fe 100644
--- a/src/utils/stringutils.cpp
+++ b/src/utils/stringutils.cpp
@@ -174,4 +174,39 @@ const char* getSafeUtf8String(std::string text)
     memcpy(buf, text.c_str(), text.size());
     memset(buf + text.size(), 0, UTF8_MAX_SIZE);
     return buf;
-}
\ No newline at end of file
+}
+
+std::string autocomplete(std::vector<std::string> &candidates,
+                         std::string base)
+{
+    std::vector<std::string>::iterator i = candidates.begin();
+    toLower(base);
+    std::string newName("");
+
+    while (i != candidates.end())
+    {
+        if (!i->empty())
+        {
+            std::string name = *i;
+            toLower(name);
+
+            std::string::size_type pos = name.find(base, 0);
+            if (pos == 0)
+            {
+                if (newName != "")
+                {
+                    toLower(newName);
+                    newName = findSameSubstring(name, newName);
+                }
+                else
+                {
+                    newName = *i;
+                }
+            }
+        }
+
+        ++i;
+    }
+
+    return newName;
+}
diff --git a/src/utils/stringutils.h b/src/utils/stringutils.h
index ec82e240..5f1f05f0 100644
--- a/src/utils/stringutils.h
+++ b/src/utils/stringutils.h
@@ -24,6 +24,7 @@
 
 #include <string>
 #include <sstream>
+#include <vector>
 
 /**
  * Trims spaces off the end and the beginning of the given string.
@@ -125,4 +126,7 @@ const std::string findSameSubstring(const std::string &str1, const std::string &
 
 const char* getSafeUtf8String(std::string text);
 
+std::string autocomplete(std::vector<std::string> &candidates,
+                         std::string base);
+
 #endif // UTILS_STRINGUTILS_H