gui.py

# last updated 29-Jul-2008 -- dmreagan

from Tkinter import *


class BaseGui(Frame):
    def __init__(self, parent=None):
        Frame.__init__(self, parent)          # do superclass init
        self.alignment = "Top"
        self.canvases = []
        self.MakeWidgets()                    # attach widgets to self
        self.SetGeometry()
        self.SetBindings()


    def MakeWidgets(self):
        self.buttonBar = Frame(self, relief = RAISED, borderwidth = 2)
        self.buttonBar.quit = Button(self.buttonBar, text='Quit', command=self.master.destroy)
        self.barButton = Button(self, command=self.moveCanvas)
        self.buttonBar.new =  Button(self.buttonBar, text='New', command=self.New)
        self.buttonBar.open = Button(self.buttonBar, text='Open', command=self.Open)
        self.buttonBar.save = Button(self.buttonBar, text='Save', command=self.Save)
        self.canvas = Canvas(self, borderwidth=2, width=340, height=230,
                             relief = SUNKEN)
        i = 0
        while i < 9:
           self.canvases.append( Canvas(self, borderwidth=2, width=85, height=57,
                                        relief = RIDGE) )
           i = i + 1

        self.maxCdLabel = Label(self, text = "Max Cd: ")
        self.bafaLabel = Label(self, text = "BA/FA: ", foreground = "#444")
        self.baLabel = Label(self, text = "B/A: ", foreground = "#800")
        self.faLabel = Label(self, text = "F/A: ", foreground = "#060")
        self.caLabel = Label(self, text = "C/A: ", foreground = "#008")
        self.biLabel = Label(self, text = "bi")
        self.boLabel = Label(self, text = "bo")

    def SetGeometry(self):
        self.master.maxsize(520,500)
        self.master.minsize(520,500)
        self.pack(fill=BOTH, expand=1)
        self.buttonBar.place(anchor=NW, x=0, y=0, height = 40, width = 520)
        self.buttonBar.quit.place(x=455, y=5)
        self.buttonBar.new.place(x=5,y=5)
        self.buttonBar.open.place(x=75,y=5)
        self.buttonBar.save.place(x=150,y=5)
        self.barButton.place(x=0,y=417,height = 10, width = 520)
        self.canvas.place(x=90,y=110)
        self.canvases[0].place(x=5,y=45)
        self.canvases[1].place(x=220,y=45)
        self.canvases[2].place(x=425,y=45)
        self.canvases[3].place(x=5,y=350)
        self.canvases[4].place(x=220,y=350)
        self.canvases[5].place(x=425,y=350)
        self.canvases[6].place(x=5,y=430)
        self.canvases[7].place(x=220,y=430)
        self.canvases[8].place(x=425,y=430)
        self.maxCdLabel.place(x=5,y=125)
        self.bafaLabel.place(x=5, y=180)
        self.baLabel.place(x=5, y=240)
        self.faLabel.place(x=5, y=280)
        self.caLabel.place(x=5, y=320)
        self.biLabel.place(x=75, y=110)
        self.boLabel.place(x=435, y=110)

    def SetBindings(self):
        self.buttonBar.quit.bind("<Control-q>", self.quit)

    def moveCanvas(self):
        if (self.alignment == "Top"):
            self.alignment = "Bottom"
            self.barButton.place(y="112")
            self.canvases[3].place(y="125")
            self.canvases[4].place(y="125")
            self.canvases[5].place(y="125")
            self.canvas.place(y="190")
            self.maxCdLabel.place(y=205)
            self.bafaLabel.place(y=260)
            self.baLabel.place(y=320)
            self.faLabel.place(y=360)
            self.caLabel.place(y=400)
            self.biLabel.place(y=190)
            self.boLabel.place(y=190)

        else:
            self.alignment = "Top"
            self.canvas.place(y="110")
            self.canvases[5].place(y="350")
            self.canvases[4].place(y="350")
            self.canvases[3].place(y="350")
            self.barButton.place(y="417")
            self.maxCdLabel.place(y=125)
            self.bafaLabel.place(y=180)
            self.baLabel.place(y=240)
            self.faLabel.place(y=280)
            self.caLabel.place(y=320)
            self.biLabel.place(y=110)
            self.boLabel.place(y=110)

    def New(self):
        # function for new button
        self.ErrorDialog("New")

    def Open(self):
        self.ErrorDialog("Open")

    def Save(self):
        self.ErrorDialog("Save")

    def ErrorDialog(self, button):
        top = Toplevel()
        Label(top,
              text='Error: called "'+button+'" in base class').pack(anchor=N)
        Button(top, text='OK', command=top.destroy).pack(anchor=S)
        top.grab_set()
        top.focus_set()
        top.wait_window()

if __name__ == '__main__': BaseGui().mainloop()