diff --git a/TermTk/TTkCore/string.py b/TermTk/TTkCore/string.py
index baced9db..f9f503fe 100644
--- a/TermTk/TTkCore/string.py
+++ b/TermTk/TTkCore/string.py
@@ -34,6 +34,9 @@ class TTkString():
         self._text = ""
         self._colors = []
 
+    def __len__(self):
+        return len(self._text)
+
     def __str__(self):
         return self._text
 
diff --git a/TermTk/TTkWidgets/texedit.py b/TermTk/TTkWidgets/texedit.py
index 59a84333..1b669106 100644
--- a/TermTk/TTkWidgets/texedit.py
+++ b/TermTk/TTkWidgets/texedit.py
@@ -27,6 +27,7 @@ from TermTk.TTkCore.log import TTkLog
 from TermTk.TTkWidgets.widget import *
 from TermTk.TTkLayouts.gridlayout import TTkGridLayout
 from TermTk.TTkCore.color import TTkColor
+from TermTk.TTkCore.string import TTkString
 from TermTk.TTkWidgets.scrollbar import TTkScrollBar
 from TermTk.TTkAbstract.abstractscrollarea import TTkAbstractScrollArea
 from TermTk.TTkAbstract.abstractscrollview import TTkAbstractScrollView
@@ -41,13 +42,13 @@ class _TTkTextEditView(TTkAbstractScrollView):
 
     @pyTTkSlot(str)
     def setText(self, text):
-        self._lines = [(TTkColor.RST, line) for line in text.split('\n')]
+        self._lines = [line for line in text.split('\n')]
         self.viewMoveTo(0, 0)
         self.viewChanged.emit()
         self.update()
 
     @pyTTkSlot(str)
-    def setColoredLines(self, lines):
+    def setLines(self, lines):
         self._lines = lines
         self.viewMoveTo(0, 0)
         self.viewChanged.emit()
@@ -62,7 +63,7 @@ class _TTkTextEditView(TTkAbstractScrollView):
     def paintEvent(self):
         _, oy = self.getViewOffsets()
         for y, t in enumerate(self._lines[oy:]):
-            self._canvas.drawText(pos=(0,y), text=t[1], color=t[0])
+            self._canvas.drawText(pos=(0,y), text=t)
 
 class TTkTextEdit(TTkAbstractScrollArea):
     __slots__ = ('_textEditView', 'setText', 'setColoredLines')
@@ -72,4 +73,4 @@ class TTkTextEdit(TTkAbstractScrollArea):
         self._textEditView = _TTkTextEditView()
         self.setViewport(self._textEditView)
         self.setText = self._textEditView.setText
-        self.setColoredLines = self._textEditView.setColoredLines
+        self.setLines = self._textEditView.setLines
diff --git a/demo/gittk.py b/demo/gittk.py
index 089f6897..216c1d36 100755
--- a/demo/gittk.py
+++ b/demo/gittk.py
@@ -93,8 +93,8 @@ def _tableCallback(val):
             color = ttk.TTkColor.fg('#ff0000')
         elif line.startswith('@@'):
             color = ttk.TTkColor.fg('#0088ff')
-        lines.append((color,line))
-    diffText.setColoredLines(lines)
+        lines.append(ttk.TTkString() + color + line)
+    diffText.setLines(lines)
 
 tableCommit.activated.connect(_tableCallback)
 
diff --git a/tests/test.draw.003.py b/tests/test.draw.003.py
index 3e92df72..b677cc05 100755
--- a/tests/test.draw.003.py
+++ b/tests/test.draw.003.py
@@ -38,9 +38,9 @@ TTkLog.use_default_file_logging()
 Term.init(mouse=False)
 TTkLog.info("Starting")
 
-s1 = TTkString()                              + "Text " + "Text 1"
-s2 = TTkString() +   TTkColor.fg("#ff0000")   + "Test " + "Text 2"
-s3 = TTkString() +   TTkColor.bg("#550088")   + "Test " + "Text 3"
+s1 = TTkString()                              + "Text "                          + "Text 1"
+s2 = TTkString() +   TTkColor.fg("#ff0000")   + "Test "                          + "Text 2"
+s3 = TTkString() +   TTkColor.bg("#550088")   + "Test "                          + "Text 3"
 s4 = TTkString() + ( TTkColor.fg("#00ff00") +
                      TTkColor.bg("#555500") ) + "Test " + TTkColor.bg("#880055") + "Text 4"