[dali-toolkit] fix set max character length when text already set

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / text / text-controller-text-updater.cpp

diff --git a/dali-toolkit/internal/text/text-controller-text-updater.cpp b/dali-toolkit/internal/text/text-controller-text-updater.cpp
index 6fb472e..672fd8a 100644 (file)
--- a/dali-toolkit/internal/text/text-controller-text-updater.cpp
+++ b/dali-toolkit/internal/text/text-controller-text-updater.cpp
@@ -253,7 +253,8 @@ void Controller::TextUpdater::InsertText(Controller& controller, const std::stri
     const Length numberOfCharactersInModel = logicalModel->mText.Count();
 
     // Restrict new text to fit within Maximum characters setting.
-    Length maxSizeOfNewText = std::min((impl.mMaximumNumberOfCharacters - numberOfCharactersInModel), characterCount);
+    Length temp_length      = (impl.mMaximumNumberOfCharacters > numberOfCharactersInModel ? impl.mMaximumNumberOfCharacters - numberOfCharactersInModel : 0);
+    Length maxSizeOfNewText = std::min(temp_length, characterCount);
     maxLengthReached        = (characterCount > maxSizeOfNewText);
 
     // The cursor position.