symbian-qemu-0.9.1-12/python-2.6.1/Demo/tkinter/guido/switch.py
author johnathan.white@2718R8BGH51.accenture.com
Mon, 08 Mar 2010 18:45:03 +0000
changeset 46 b6935a90ca64
parent 1 2fb8b9db1c86
permissions -rw-r--r--
Modify framebuffer and NGA framebuffer to read screen size from board model dtb file. Optimise memory usuage of frame buffer Add example minigui application with hooks to profiler (which writes results to S:\). Modified NGA framebuffer to run its own dfc queue at high priority

# Show how to do switchable panels.

from Tkinter import *

class App:

    def __init__(self, top=None, master=None):
        if top is None:
            if master is None:
                top = Tk()
            else:
                top = Toplevel(master)
        self.top = top
        self.buttonframe = Frame(top)
        self.buttonframe.pack()
        self.panelframe = Frame(top,  borderwidth=2, relief=GROOVE)
        self.panelframe.pack(expand=1, fill=BOTH)
        self.panels = {}
        self.curpanel = None

    def addpanel(self, name, klass):
        button = Button(self.buttonframe, text=name,
                        command=lambda self=self, name=name: self.show(name))
        button.pack(side=LEFT)
        frame = Frame(self.panelframe)
        instance = klass(frame)
        self.panels[name] = (button, frame, instance)
        if self.curpanel is None:
            self.show(name)

    def show(self, name):
        (button, frame, instance) = self.panels[name]
        if self.curpanel:
            self.curpanel.pack_forget()
        self.curpanel = frame
        frame.pack(expand=1, fill="both")

class LabelPanel:
    def __init__(self, frame):
        self.label = Label(frame, text="Hello world")
        self.label.pack()

class ButtonPanel:
    def __init__(self, frame):
        self.button = Button(frame, text="Press me")
        self.button.pack()

def main():
    app = App()
    app.addpanel("label", LabelPanel)
    app.addpanel("button", ButtonPanel)
    app.top.mainloop()

if __name__ == '__main__':
    main()