Dear users,
I have written a sample program that ran correctly with earlier than
Mac OS 10.6. The answer field Label does not align correctly. I
downloaded the latest Python 2.7 release but still did not solve the
problem. Look for line "L4.place(relx=0.32,rely=0.56, anchor=W)"
#!/usr/bin/env python
from Tkinter import *
from tkMessageBox import *
import sys
win = Tk()
#win.tk.call('console', 'hide')
try:
win.tk.call('after','idle','console','hide')
except TclError:
pass
ScreenX = win.winfo_screenwidth()
ScreenY = win.winfo_screenheight()
ScreenX = (ScreenX/2) - 250
ScreenY = (ScreenY/2) - 200
win.geometry('500x300%+d%+d' %(ScreenX, ScreenY))
win.title("'Place' Geometry Test")
win.resizable(width=False, height=False)
FirstN = StringVar()
SecondN = StringVar()
Answer = StringVar()
Verd12 = ("Verdana","11")
Verd16 = ("Verdana","16")
Verd25 = ("Verdana","25")
Sys16 = ("System" ,"16")
#----------------- AboutDialog ----------------------------
class AboutDialog(Toplevel):
def __init__(self, parent):
Toplevel.__init__(self, parent)
self.configure(bg = 'white', borderwidth=3)
self.geometry('200x300%+d%+d' %(ScreenX, ScreenY))
self.title('About...')
self.resizable(height=FALSE, width=FALSE)
self.transient(parent)
self.grab_set()
self.protocol("WM_DELETE_WINDOW", self.OkToExit)
self.parent = parent
self.FillDialog()
self.Btn.focus_set()
self.bind('<Return>',self.OkToExit)
self.bind('<Escape>',self.OkToExit)
self.bind('<Command-KeyPress-Q>', Done)
self.bind('<Command-KeyPress-q>', Done)
self.wait_window()
def FillDialog(self):
self.AboutText = "\n\n\nPlace Geometry Test\n\nBy\n\nAmin
Aljuffali"
self.Lbl = Label(self, text=self.AboutText, font=Verd16, bg =
'white')
self.Lbl.pack(side=TOP)
self.Lb2 = Label(self, text="April 1, 2007", height = 1,
font=Verd12, bg = 'white')
self.Lb2.pack(side=TOP)
self.Lb3 = Label(self, text=" ", height = 3, font=Verd12, bg =
'white')
self.Lb3.pack(side=TOP)
self.Btn = Button(self, text='Done', font=Sys16, width=8,
height=1, command=self.OkToExit)
self.Btn.pack(side=TOP)
self.Lb4 = Label(self, text=" ", height = 3, font=Verd12, bg =
'white')
self.Lb4.pack(side=BOTTOM)
self.update()
def OkToExit(self, event=None):
self.destroy()
#----------------------------------------------------------
def ShowDialog():
AboutDialog(win)
def done():
win.destroy()
win.quit
def Done(e):
win.destroy()
win.quit
def CheckAlfanumeric(x):
if x == '':
return False
for ch in x:
if ch not
in['.','-','+','0','1','2','3','4','5','6','7','8','9','e','E']:
return False
return True
def Multiply():
#global FirstN, SecondN, Answer
try:
a = FirstN.get().strip()
if not CheckAlfanumeric(a):
raise ValueError
b = SecondN.get().strip()
if not CheckAlfanumeric(b):
raise ValueError
FirstN.set(a)
SecondN.set(b)
Answer.set(str(float(a) * float(b)))
except ValueError:
showwarning("Warning...","Input Error!")
return
def MakeToplevelMenu(topwin):
top = Menu(topwin)
topwin.config(menu=top)
if sys.platform == 'darwin' and '.app' in sys.executable:
application = Menu(top, name='apple')
application.add_command(label='About...', command=ShowDialog,
underline=0)
top.add_cascade(label='PlaceTest', menu=application,
underline=0)
fileMenu = Menu(top, tearoff=0)
fileMenu.add_command(label='Exit', command=done, underline=0)
top.add_cascade(label='File', menu=fileMenu, underline=0)
helpMenu = Menu(top, tearoff=0)
helpMenu.add_command(label='About...', command=ShowDialog,
underline=0)
top.add_cascade(label='Help', menu=helpMenu, underline=0)
return
MakeToplevelMenu(win)
L1 = Label(win, text='Multiply Two Numbers', font=Verd25, bg =
'white')
L2 = Label(win, text='First Number:', font=Verd16, bg = 'white')
L3 = Label(win, text='Second Number:', font=Verd16, bg = 'white')
L4 = Label(win, text='', textvariable=Answer, font=Sys16, bg =
'white', bd=1, width=20, height=1, anchor=W, relief=SOLID)
L5 = Label(win, text='Written by Amin Aljuffali', font=Verd12,padx=2,
bg = 'white', anchor=W, relief=FLAT)
B1 = Button(win, text='Multiply', font=Sys16, width=19, height=1,
command=Multiply)
B2 = Button(win, text='Quit', font=Sys16, width=19, height=1,
command=done)
F1 = Frame(win, relief=FLAT, bd=0, bg='#336699')
F2 = Frame(win, relief=FLAT, bd=0, bg='#336699')
F3 = Frame(win, relief=FLAT, bd=0, bg='#336699')
E1 = Entry(win, textvariable=FirstN, relief=SOLID, font=Sys16, bg =
'white',bd=1)
E2 = Entry(win, textvariable=SecondN, relief=SOLID, font=Sys16, bg =
'white', bd=1)
win.bind('<Command-KeyPress-q>', Done)
win.bind('<Command-KeyPress-Q>', Done)
F1.place(relx=0.0,rely=0.01, anchor=NW, width=600, height=5)
L1.place(relx=0.5,rely=0.09, anchor=CENTER)
F2.place(relx=0.0,rely=0.16, anchor=NW, width=600, height=5)
E1.place(relx=0.32,rely=0.32, anchor=W)
E2.place(relx=0.32,rely=0.44, anchor=W)
L2.place(relx=0.3,rely=0.32, anchor=E)
L3.place(relx=0.3,rely=0.44, anchor=E)
L4.place(relx=0.32,rely=0.56, anchor=W)
B1.place(relx=0.525,rely=0.69, anchor=CENTER)
B2.place(relx=0.525,rely=0.81, anchor=CENTER)
F3.place(relx=0.0,rely=0.9, anchor=W, width=600, height=5)
L5.place(relx=0.01,rely=0.95, anchor=W)
E1.focus_set()
win.update()
win.mainloop()
sys.exit(0)
--
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