From f71e57ff6beae9d1a01769df5b0713eb719b1117 Mon Sep 17 00:00:00 2001
From: Eugenio Parodi <ceccopierangiolieugenio@googlemail.com>
Date: Mon, 9 Aug 2021 10:01:54 +0100
Subject: [PATCH] Basic TTkString Implementation

---
 TermTk/TTkCore/__init__.py   |  1 +
 TermTk/TTkCore/string.py     | 41 ++++++++++++++++++++++++++++++++++--
 TermTk/TTkWidgets/texedit.py | 13 +++---------
 3 files changed, 43 insertions(+), 12 deletions(-)

diff --git a/TermTk/TTkCore/__init__.py b/TermTk/TTkCore/__init__.py
index d7379ace..cd6194ac 100644
--- a/TermTk/TTkCore/__init__.py
+++ b/TermTk/TTkCore/__init__.py
@@ -3,4 +3,5 @@ from .cfg import *
 from .signal import pyTTkSlot, pyTTkSignal
 from .ttk import *
 from .color import *
+from .string import *
 from .timer import *
\ No newline at end of file
diff --git a/TermTk/TTkCore/string.py b/TermTk/TTkCore/string.py
index a8034d05..3cab433d 100644
--- a/TermTk/TTkCore/string.py
+++ b/TermTk/TTkCore/string.py
@@ -25,8 +25,45 @@
 from TermTk.TTkCore.constant import TTkK
 from TermTk.TTkCore.log import TTkLog
 from TermTk.TTkCore.signal import pyTTkSlot, pyTTkSignal
+from TermTk.TTkCore.color import TTkColor
 
-class TTkString(threading.Thread):
+class TTkString():
+    __slots__ = ('_text','_colors')
     def __init__(self):
-        pass
+        self._text = ""
+        self._colors = [TTkColor.RST]
 
+    def __str__(self):
+        return self._text
+
+    def __add__(self, other):
+        ret = TTkString()
+        if   isinstance(other, TTkString):
+            ret._text   += other._text
+            ret._colors += other._colors
+        elif isinstance(other, TTkColor):
+            ret._colors[-1] = other
+        elif isinstance(other, str):
+            ret._text   += other
+            ret._colors += [TTkColor.RST]*len(other)
+        return ret
+
+    def __radd__(self, other):
+        ret = TTkString()
+        if  isinstance(other, TTkString):
+            ret._text   = other._text   + ret._text
+            ret._colors = other._colors + ret._colors
+        elif isinstance(other, str):
+            ret._text   = other + ret._text
+            ret._colors = [TTkColor.RST]*len(other) + ret._colors
+        return ret
+
+    def ansiString(self):
+        out   = ""
+        color = none
+        for ch, col in zip(self._text, self._color):
+            if col != color
+                color = col
+                out += str(color)
+            out += ch
+        return out
diff --git a/TermTk/TTkWidgets/texedit.py b/TermTk/TTkWidgets/texedit.py
index 0551debf..59a84333 100644
--- a/TermTk/TTkWidgets/texedit.py
+++ b/TermTk/TTkWidgets/texedit.py
@@ -65,18 +65,11 @@ class _TTkTextEditView(TTkAbstractScrollView):
             self._canvas.drawText(pos=(0,y), text=t[1], color=t[0])
 
 class TTkTextEdit(TTkAbstractScrollArea):
-    __slots__ = ('_textEditView')
+    __slots__ = ('_textEditView', 'setText', 'setColoredLines')
     def __init__(self, *args, **kwargs):
         super().__init__(self, *args, **kwargs)
         self._name = kwargs.get('name' , 'TTkTextEdit' )
         self._textEditView = _TTkTextEditView()
         self.setViewport(self._textEditView)
-
-
-    @pyTTkSlot(str)
-    def setText(self, text):
-        self._textEditView.setText(text)
-
-    @pyTTkSlot(str)
-    def setColoredLines(self, lines):
-        self._textEditView.setColoredLines(lines)
+        self.setText = self._textEditView.setText
+        self.setColoredLines = self._textEditView.setColoredLines