diff --git a/TermTk/TTkCore/canvas.py b/TermTk/TTkCore/canvas.py
index 5a156db9..76e7a9bf 100644
--- a/TermTk/TTkCore/canvas.py
+++ b/TermTk/TTkCore/canvas.py
@@ -71,6 +71,14 @@ class TTkCanvas:
         self._height = h
         TTkHelper.addPaintBuffer(self)
 
+    def clean(self, pos=(0, 0), size=None):
+        x,y = pos
+        w,h = size if size is not None else (self._width, self._height)
+        for iy in range(y,y+h):
+            for ix in range(x,x+w):
+                self._data[iy][ix] = ' '
+                self._colors[iy][ix] = TTkColor.RST
+
     def zTop(self):
         # TODO: Figure out how to use this
         pass
diff --git a/TermTk/TTkCore/helper.py b/TermTk/TTkCore/helper.py
index b2d6338d..5ba3c900 100644
--- a/TermTk/TTkCore/helper.py
+++ b/TermTk/TTkCore/helper.py
@@ -28,6 +28,7 @@ from TermTk.TTkCore.cfg import *
 
 class TTkHelper:
     # TODO: Add Setter/Getter
+    _focusWidget = None
     _rootCanvas = None
     _updateWidget = []
     _paintBuffer  = []
@@ -76,5 +77,18 @@ class TTkHelper:
             return (0, 0)
         return TTkHelper.absPos(widget.parentWidget())
 
+    @staticmethod
+    def setFocus(widget):
+        TTkHelper._focusWidget = widget
+
+    @staticmethod
+    def getFocus():
+        return TTkHelper._focusWidget
+
+    @staticmethod
+    def clearFocus():
+        TTkHelper._focusWidget = None
+
+
     class Color(lbt.Color): pass
     class Mv(lbt.Mv): pass
diff --git a/TermTk/TTkCore/ttk.py b/TermTk/TTkCore/ttk.py
index 9948e087..7113ffc7 100644
--- a/TermTk/TTkCore/ttk.py
+++ b/TermTk/TTkCore/ttk.py
@@ -78,8 +78,13 @@ class TTk(TTkWidget):
             evt = self.events.get()
             if   evt is TTk.MOUSE_EVENT:
                 mevt = self.mouse_events.get()
-                self.mouseEvent(mevt)
-                # TTkLog.info(f"Mouse Event: {mevt}")
+                focusWidget = TTkHelper.getFocus()
+                if focusWidget is not None:
+                    x,y = TTkHelper.absPos(focusWidget)
+                    nmevt = mevt.clone(pos=(mevt.x-x, mevt.y-y))
+                    focusWidget.mouseEvent(nmevt)
+                else:
+                    self.mouseEvent(mevt)
             elif evt is TTk.KEY_EVENT:
                 kevt = self.key_events.get()
                 self.keyEvent(kevt)
diff --git a/TermTk/TTkWidgets/__init__.py b/TermTk/TTkWidgets/__init__.py
index b4ee4ee3..b180b170 100644
--- a/TermTk/TTkWidgets/__init__.py
+++ b/TermTk/TTkWidgets/__init__.py
@@ -2,4 +2,5 @@ from .frame  import *
 from .button import *
 from .layout import *
 from .widget import *
+from .window import *
 from .testwidget import *
\ No newline at end of file
diff --git a/TermTk/TTkWidgets/button.py b/TermTk/TTkWidgets/button.py
index 30e80a9f..015887f5 100644
--- a/TermTk/TTkWidgets/button.py
+++ b/TermTk/TTkWidgets/button.py
@@ -37,7 +37,7 @@ class TTkButton(TTkWidget):
             self._padl = 1
             self._padr = 1
         self._pressed = False
-        self.update()
+        self.setFocusPolicy(TTkWidget.ClickFocus)
 
     def paintEvent(self):
         if self._pressed:
diff --git a/TermTk/TTkWidgets/widget.py b/TermTk/TTkWidgets/widget.py
index 0f352105..f455f2bc 100644
--- a/TermTk/TTkWidgets/widget.py
+++ b/TermTk/TTkWidgets/widget.py
@@ -28,6 +28,19 @@ from TermTk.TTkCore.cfg import *
 from TermTk.TTkWidgets.layout import *
 
 class TTkWidget:
+    # Focus Policies
+    NoFocus    = 0x0000
+    ClickFocus = 0x0001
+    WheelFocus = 0x0002
+    TabFocus   = 0x0004
+
+    # positions
+    NONE   = 0x0000
+    TOP    = 0x0001
+    BOTTOM = 0x0002
+    LEFT   = 0x0004
+    RIGHT  = 0x0008
+
     '''
     Terminal
     ┌─────────────────────────────────────────┐
@@ -46,18 +59,27 @@ class TTkWidget:
         self._childs = []
         self._name = kwargs.get('name', None )
         self._parent = kwargs.get('parent', None )
+
         self._x = kwargs.get('x', 0 )
         self._y = kwargs.get('y', 0 )
+        self._x, self._y = kwargs.get('pos', (self._x, self._y))
         self._width  = kwargs.get('width' , 0 )
         self._height = kwargs.get('height', 0 )
+        self._width, self._height = kwargs.get('size', (self._width, self._height))
+
         self._padt = kwargs.get('paddingTop',    0 )
         self._padb = kwargs.get('paddingBottom', 0 )
         self._padl = kwargs.get('paddingLeft',   0 )
         self._padr = kwargs.get('paddingRight',  0 )
+
         self._maxw = 0x10000
         self._maxh = 0x10000
         self._minw = 0x00000
         self._minh = 0x00000
+
+        self._focus = False
+        self._focus_policy = TTkWidget.NoFocus
+
         self._canvas = TTkCanvas(
                             widget = self,
                             width  = self._width  ,
@@ -89,6 +111,8 @@ class TTkWidget:
     def paintNotifyParent(self):
         parent = self._parent
         while parent is not None:
+            parent._canvas.clean()
+            parent.paintEvent()
             parent.paintChildCanvas()
             parent = parent._parent
 
@@ -114,6 +138,17 @@ class TTkWidget:
         self.resize(w, h)
         self.move(x, y)
 
+    def setPadding(self, top, bottom, left, right):
+        self._padt = top
+        self._padb = bottom
+        self._padl = left
+        self._padr = right
+        if self._layout is not None:
+            self._layout.setGeometry(
+                                self._padl, self._padt,
+                                self._width   - self._padl - self._padr,
+                                self._height  - self._padt - self._padb)
+
     def mouseDoubleClickEvent(self, evt): pass
     def mouseMoveEvent(self, evt): pass
     def mouseDragEvent(self, evt): pass
@@ -145,11 +180,7 @@ class TTkWidget:
                     wx,wy,ww,wh = widget.geometry()
                     # Skip the mouse event if outside this widget
                     if x >= wx and x<wx+ww and y>=wy and y<wy+wh:
-                        wevt = lbt.MouseEvent(
-                                        x=x-wx, y=y-wy,
-                                        key=evt.key,
-                                        evt=evt.evt,
-                                        raw=evt.raw)
+                        wevt = evt.clone(pos=(x-wx, y-wy))
                 if mouseEvent:
                     if wevt is not None:
                         #if not widget._data['mouse']['underMouse']:
@@ -168,11 +199,7 @@ class TTkWidget:
                 #if widget.event(evt):
                 #    return True
             elif isinstance(item, TTkLayout):
-                levt = lbt.MouseEvent(
-                                x=x, y=y,
-                                key=evt.key,
-                                evt=evt.evt,
-                                raw=evt.raw)
+                levt = evt.clone(pos=(x, y))
                 if TTkWidget._mouseEventLayoutHandle(levt, item):
                     return True
         return False
@@ -185,10 +212,12 @@ class TTkWidget:
             self.mouseDragEvent(evt)
         elif   evt.evt == lbt.MouseEvent.Release:
             self.mouseReleaseEvent(evt)
+            if self.hasFocus():
+                self.clearFocus()
         elif   evt.evt == lbt.MouseEvent.Press:
             self.mousePressEvent(evt)
-            #if self.focusPolicy() & CuT.ClickFocus == CuT.ClickFocus:
-            #    self.setFocus()
+            if self.focusPolicy() & TTkWidget.ClickFocus == TTkWidget.ClickFocus:
+                self.setFocus()
         elif evt.key == lbt.MouseEvent.Wheel:
             self.wheelEvent(evt)
             #if self.focusPolicy() & CuT.WheelFocus == CuT.WheelFocus:
@@ -301,7 +330,31 @@ class TTkWidget:
             self._layout.update()
 
     def setFocus(self):
-        pass
+        tmp = TTkHelper.getFocus()
+        if tmp is not None:
+            tmp.clearFocus()
+            tmp.focusOutEvent()
+            tmp.update()
+        TTkHelper.setFocus(self)
+        self._focus = True
+        self.focusInEvent()
+
+    def clearFocus(self):
+        TTkHelper.clearFocus()
+        self._focus = False
+        self.focusOutEvent()
+
+    def hasFocus(self):
+        return self._focus
 
     def getCanvas(self):
         return self._canvas
+
+    def focusPolicy(self):
+        return self._focus_policy
+
+    def setFocusPolicy(self, policy):
+        self._focus_policy = policy
+
+    def focusInEvent(self): pass
+    def focusOutEvent(self): pass
\ No newline at end of file
diff --git a/TermTk/TTkWidgets/window.py b/TermTk/TTkWidgets/window.py
new file mode 100644
index 00000000..1105aeb1
--- /dev/null
+++ b/TermTk/TTkWidgets/window.py
@@ -0,0 +1,102 @@
+#!/usr/bin/env python3
+
+# MIT License
+#
+# Copyright (c) 2021 Eugenio Parodi <ceccopierangiolieugenio AT googlemail DOT com>
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+from TermTk.TTkCore.log import TTkLog
+from TermTk.TTkCore.color import TTkColor
+from TermTk.TTkWidgets.frame import TTkFrame
+from TermTk.TTkWidgets.widget import TTkWidget
+
+
+class TTkWindow(TTkWidget):
+    def __init__(self, *args, **kwargs):
+        TTkWidget.__init__(self, *args, **kwargs)
+        self._title = kwargs.get('title' , 0 )
+        self.setPadding(3,1,1,1)
+        self._mouseDelta = (0,0)
+        self.setFocusPolicy(TTkWidget.ClickFocus)
+        self._draggable = False
+        self._resizable = TTkWidget.NONE
+
+    def paintEvent(self):
+        if self.hasFocus():
+            color = TTkColor.fg("#ffff55")
+        else:
+            color = TTkColor.RST
+        self._canvas.drawBox(pos=(0,0),  color=color, size=(self._width,3))
+        self._canvas.drawBox(pos=(0,2),  color=color, size=(self._width,self._height-2))
+        self._canvas.drawText(pos=(0,2), color=color, text="╟"+("─"*(self._width-2))+"╢")
+        self._canvas.drawText(pos=(2,1),text=self._title)
+
+    def mousePressEvent(self, evt):
+        self._mouseDelta = (evt.x, evt.y)
+        w,h = self.size()
+        x,y = evt.x, evt.y
+        # If the mouse position is inside the header box enable the dragging feature
+        if x >= 1 and y>=1 and x<w-1 and y<3:
+            self._draggable = True
+        else:
+            # check if the ckick is on any norder to enable the resize feature
+            if x==0:
+                self._resizable |= TTkWidget.LEFT
+            elif x==w-1:
+                self._resizable |= TTkWidget.RIGHT
+            if y==0:
+                self._resizable |= TTkWidget.TOP
+            elif y==h-1:
+                self._resizable |= TTkWidget.BOTTOM
+            # TTkLog.debug(f"{(x,y)} - {self._resizable}")
+
+
+    def mouseDragEvent(self, evt):
+        # TTkLog.debug(f"{self._resizable}")
+        if self._draggable:
+            x,y = self.pos()
+            dx = evt.x-self._mouseDelta[0]
+            dy = evt.y-self._mouseDelta[1]
+            self.move(x+dx, y+dy)
+        elif self._resizable:
+            # TTkLog.debug(f"{self._resizable}")
+            x,y,w,h = self.geometry()
+            dx = evt.x-self._mouseDelta[0]
+            dy = evt.y-self._mouseDelta[1]
+            if self._resizable & TTkWidget.LEFT:
+                x += dx ; w -= dx
+            elif self._resizable & TTkWidget.RIGHT:
+                w = evt.x
+            if self._resizable & TTkWidget.TOP:
+                y += dy ; h -= dy
+            elif self._resizable & TTkWidget.BOTTOM:
+                h = evt.y
+            self.move(x,y)
+            self.resize(w,h)
+
+
+
+    def focusInEvent(self):
+        self.update()
+
+    def focusOutEvent(self):
+        self._draggable = False
+        self._resizable = TTkWidget.NONE
+        self.update()
\ No newline at end of file
diff --git a/TermTk/libbpytop/input.py b/TermTk/libbpytop/input.py
index d20c5e17..36094da3 100644
--- a/TermTk/libbpytop/input.py
+++ b/TermTk/libbpytop/input.py
@@ -56,6 +56,10 @@ class MouseEvent:
         self.evt = evt
         self.raw = raw
 
+    def clone(self, pos=None):
+        x,y = pos if pos != None else (self.x, self.y)
+        return MouseEvent(x, y, self.key, self.evt, self.raw)
+
     def key2str(self):
         return {
             MouseEvent.NoButton     : "NoButton",
diff --git a/tests/test.ui.004.py b/tests/test.ui.004.py
new file mode 100755
index 00000000..6070952a
--- /dev/null
+++ b/tests/test.ui.004.py
@@ -0,0 +1,50 @@
+#!/usr/bin/env python3
+
+# MIT License
+#
+# Copyright (c) 2021 Eugenio Parodi <ceccopierangiolieugenio AT googlemail DOT com>
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+# SOFTWARE.
+
+import sys, os
+
+sys.path.append(os.path.join(sys.path[0],'..'))
+import TermTk as ttk
+
+ttk.TTkLog.use_default_file_logging()
+
+root = ttk.TTk()
+
+win1 = ttk.TTkWindow(parent=root,pos = (1,1), size=(60,30), title="Test Window 1", border=True)
+
+win2 = ttk.TTkWindow(parent=win1,pos = (3,3), size=(40,20), title="Test Window 2", border=True)
+win2.setLayout(ttk.TTkHBoxLayout())
+ttk.TTkTestWidget(parent=win2, border=False)
+
+win3 = ttk.TTkWindow(parent=root,pos = (20,5), size=(60,20), title="Test Window 3", border=True)
+win3.setLayout(ttk.TTkHBoxLayout())
+
+ttk.TTkTestWidget(parent=win3,border=True)
+rightFrame = ttk.TTkFrame(parent=win3,border=True)
+rightFrame.setLayout(ttk.TTkVBoxLayout())
+
+ttk.TTkTestWidget(parent=rightFrame,border=True)
+ttk.TTkFrame(parent=rightFrame,border=True)
+
+root.mainloop()
\ No newline at end of file