Impose limit when pasting into textboxes

1 files changed, 23 insertions, 0 deletions

diff --git a/src/interface/Textbox.cpp b/src/interface/Textbox.cpp
index afb9fd3..bdad127 100644
--- a/src/interface/Textbox.cpp
+++ b/src/interface/Textbox.cpp
@@ -206,6 +206,29 @@ void Textbox::pasteIntoSelection()
 				*iter = '0';
 		}
 	}
+
+	int regionWidth = Size.X;
+	if(Appearance.icon)
+		regionWidth -= 13;
+	regionWidth -= Appearance.Margin.Left;
+	regionWidth -= Appearance.Margin.Right;
+
+	if(limit!=std::string::npos)
+	{
+		if(limit-backingText.length() > 0)
+			newText.substr(0, limit-backingText.length());
+	}
+	else if(Graphics::textwidth((char*)std::string(backingText+newText).c_str()) > regionWidth)
+	{
+		int pLimit = regionWidth - Graphics::textwidth((char*)backingText.c_str());
+		int cIndex = Graphics::CharIndexAtPosition((char *)newText.c_str(), pLimit, 0);
+
+		if(cIndex > 0)
+			newText = newText.substr(0, cIndex);
+		else
+			newText = "";
+	}
+
 	backingText.insert(cursor, newText);
 	cursor = cursor+newText.length();
 	ClearSelection();