Filled out example activity with some basic Gtk widgets.

activity.py

@@ -1,8 +1,81 @@
-#code your activity here
-#or replace this file with your python activity file
-#import statements
+# code your activity here
+# or replace this file with your python activity file
+# import statements
 
 """
 class exampleActivity(activity.Activity):
 
 """
+
+
+# Sugar Imports
+from sugar3.activity.activity import Activity
+from sugar3.activity.widgets import StopButton
+from sugar3.activity.widgets import ActivityButton
+
+
+# Gtk Import
+from gi.repository import Gtk
+from gettext import gettext as _
+
+
+class Example(Activity):
+    def __init__(self, sugar_handle):
+        Activity.__init__(self, sugar_handle)
+
+        # Create a Toolbar
+        toolbar = Gtk.Toolbar()
+
+        # Add toolbar to Sugar Activity Toolbar Space
+        self.set_toolbar_box(toolbar)
+
+        # Add Activity Button
+        toolbar.insert(ActivityButton(self), -1)
+
+        # Create & Add Separator
+        separator = Gtk.SeparatorToolItem(draw=False)
+        separator.set_expand(True)
+        toolbar.insert(separator, -1)
+
+        # Add Stop Button
+        toolbar.insert(StopButton(self), -1)
+
+        # Create Container
+        grid = Gtk.Grid()
+
+        # Add grid to Sugar Activity GtkWindow
+        self.set_canvas(grid)
+
+        # Create & Add Label
+        label = Gtk.Label(label=_("Name: "))
+        grid.attach(label, 0, 0, 1, 1)
+
+        # Add Output Label
+        output = Gtk.Label()
+        grid.attach(output, 1, 1, 1, 1)
+
+        # Create & Add Text Entry
+        entry = Gtk.Entry()
+        grid.attach(entry, 0, 1, 1, 1)
+
+        # Empty output on keypress in entry
+        entry.connect('key-release-event', self.emptyout, output)
+
+        # Add a button
+        button = Gtk.Button(label=_("Greet!"))
+        grid.attach(button, 0, 2, 1, 1)
+
+        # Tell the button to run a class method
+        button.connect('clicked', self.greeter, entry, output)
+
+        # Show all components (otherwise none will be displayed)
+        self.show_all()
+
+    def greeter(self, button, entry, output):
+        if len(entry.get_text()) > 0:
+            output.set_text("Hello " + entry.get_text() + "!")
+        else:
+            output.set_text("Please entry your name.")
+
+    def emptyout(self, entry, event, output):
+        output.set_text("")