class TaskView(tk.Toplevel):
"""Close the root Tk() task window, and create a Toplevel window. This is a
child class of Toplevel.
Keyword arguments:
master -- A Tk constructor.
"""
def __init__(self, master):
tk.Toplevel.__init__(self, master)
if isinstance(master, tk.Tk) == False:
raise Exception("master is not a tk.Tk()")
"""Ensure widget instances are deleted."""
self.protocol('WM_DELETE_WINDOW', self.master.destroy)
self.toggle_button = Button(self,
text="Reverse",
width=10,
command=self.toggle)
self.toggle_button.pack(side=LEFT, padx=5, pady=5)
def update_title(self, title):
"""Set the initial title value, and callback and label."""
if type(title) != str:
raise Exception("title is not a string")
self.__title_var = StringVar()
textvariable = self.__title_var
textvariable.set(title)
self.__t = TaskModel(textvariable.get())
self.__t.set_callback_title(self.callback)
self.__title_label = Label(self, text=self.__t)
self.__title_label.pack(side=RIGHT, padx=5, pady=5)
def toggle(self):
"""Call the toggle method on the instance t, and updates the label."""
self.__t.toggle()
self.__title_label['text'] = self.__t
def callback(self, value):
"""Set a callback which does nothing, to enable calling toggle()."""
pass
class TaskView(tk.Toplevel):
"""Close the root Tk() task window, and create a Toplevel window. This is a
child class of Toplevel.
Keyword arguments:
master -- A Tk constructor.
"""
def __init__(self, master):
tk.Toplevel.__init__(self, master)
if isinstance(master, tk.Tk) == False:
raise Exception("master is not a tk.Tk()")
"""Ensure widget instances are deleted."""
self.protocol('WM_DELETE_WINDOW', self.master.destroy)
self.toggle_button = Button(self, text = "Reverse", width = 10, command = self.toggle)
self.toggle_button.pack(side = LEFT, padx = 5, pady = 5)
def update_title(self, title):
"""Set the initial title value, and callback and label."""
if type(title) != str:
raise Exception("title is not a string")
self.__title_var = StringVar()
textvariable = self.__title_var
textvariable.set(title)
self.__t = TaskModel(textvariable.get())
self.__t.set_callback_title(self.callback)
self.__title_label = Label(self, text = self.__t)
self.__title_label.pack(side = RIGHT, padx = 5, pady = 5)
def toggle(self):
"""Call the toggle method on the instance t, and updates the label."""
self.__t.toggle()
self.__title_label['text'] = self.__t
def callback(self, value):
"""Set a callback which does nothing, to enable calling toggle()."""
pass
from task_model import TaskModel
def test_callback_title(value):
print "Toggle changed! \"%s\"" % value
t = TaskModel("Finish this funny project")
t.set_callback_title(test_callback_title)
print t
t.toggle()
print t
def add_task(self):
task = self.__view.entry_input.get()
if task != "Add a task here":
new = TaskModel(task)
self.__models.append(new)
new.set_callback_title(self.__view.update_model)
from task_model import TaskModel
def test_callback_title(value):
print "Toggle changed! \"%s\"" % value
t = TaskModel("Finish this funny project")
t.set_callback_title(test_callback_title("Finish this funny project"))
print t
t.toggle()
print t
from task_model import TaskModel
def test_callback_title(value):
print "Toggle changed! \"%s\"" % value
t = TaskModel("Finish this funny project")
t.set_callback_title(test_callback_title)
print t
t.toggle()
print t
def add_task(self):
task = self.__view.entry_input.get()
if task != "Add a task here":
new = TaskModel(task)
self.__models.append(new)
new.set_callback_title(self.__view.update_model)
from task_model import TaskModel
def test_callback_title(value):
print "Toggle changed! \"%s\"" % value
t = TaskModel("Finish this funny project")
t.set_callback_title(test_callback_title("Finish this funny project"))
print t
t.toggle()
print t