FloppyWritter python版本

############################################################################### # An extended Frame that makes window menus and tool-bars automatically. # Use GuiMakerFrameMenu for embedded components (makes frame-based menus). # Use GuiMakerWindowMenu for top-level windows (makes Tk8.0 window menus). # See the self-test code (and PyEdit) for an example layout tree format. ############################################################################### import sys from Tkinter import * # widget classes from types import * # type constants class GuiMaker(Frame): menuBar = [] # class defaults toolBar = [] # change per instance in subclasses helpButton = 1 # set these in start() if need self def __init__(self, parent=None): Frame.__init__(self, parent) self.pack(expand=YES, fill=BOTH) # make frame stretchable self.start() # for subclass: set menu/toolBar self.makeMenuBar() # done here: build menu-bar self.makeToolBar() # done here: build tool-bar self.makeWidgets() # for subclass: add middle part def makeMenuBar(self): """ make menu bar at the top (Tk8.0 menus below) expand=no, fill=x so same width on resize """ menubar = Frame(self, relief=RAISED, bd=2) menubar.pack(side=TOP, fill=X) for (name, key, items) in self.menuBar: mbutton = Menubutton(menubar, text=name, underline=key) mbutton.pack(side=LEFT) pulldown = Menu(mbutton) self.addMenuItems(pulldown, items) mbutton.config(menu=pulldown) if self.helpButton: Button(menubar, text = 'Help', cursor = 'gumby', relief = FLAT, command = self.help).pack(side=RIGHT) def addMenuItems(self, menu, items): for item in items: # scan nested items list if item == 'separator': # string: add separator menu.add_separator({}) elif type(item) == ListType: # list: disabled item list for num in item: menu.entryconfig(num, state=DISABLED) elif type(item[2]) != ListType: menu.add_command(label = item[0], # command: underline = item[1], # add command command = item[2]) # cmd=callable else: pullover = Menu(menu) self.addMenuItems(pullover, item[2]) # sublist: menu.add_cascade(label = item[0], # make submenu underline = item[1], # add cascade menu = pullover) def makeToolBar(self): """ make button bar at bottom, if any expand=no, fill=x so same width on resize """ if self.toolBar: toolbar = Frame(self, cursor='hand2', relief=SUNKEN, bd=2) toolbar.pack(side=BOTTOM, fill=X) for (name, action, where) in self.toolBar: Button(toolbar, text=name, command=action).pack(where) def makeWidgets(self): """ make 'middle' part last, so menu/toolbar is always on top/bottom and clipped last; override this default, pack middle any side; for grid: grid middle part in a packed frame """ name = Label(self, width=40, height=10, relief=SUNKEN, bg='white', text = self.__class__.__name__, cursor = 'crosshair') name.pack(expand=YES, fill=BOTH, side=TOP) def help(self): """ override me in subclass """ from tkMessageBox import showinfo showinfo('Help', 'Sorry, no help for ' + self.__class__.__name__) def start(self): pass # override me in subclass ############################################################################### # For Tk 8.0 main window menubar, instead of a frame ############################################################################### GuiMakerFrameMenu = GuiMaker # use this for embedded component menus class GuiMakerWindowMenu(GuiMaker): # use this for top-level window menus def makeMenuBar(self): menubar = Menu(self.master) self.master.config(menu=menubar) for (name, key, items) in self.menuBar: pulldown = Menu(menubar) self.addMenuItems(pulldown, items) menubar.add_cascade(label=name, underline=key, menu=pulldown) if self.helpButton: if sys.platform[:3] == 'win': menubar.add_command(label='Help', command=self.help) else: pulldown = Menu(menubar) # linux needs real pulldown pulldown.add_command(label='About', command=self.help) menubar.add_cascade(label='Help', menu=pulldown) ############################################################################### # Self test when file run stand-alone: 'python guimaker.py' ############################################################################### if __name__ == '__main__': from guimixin import GuiMixin # mixin a help method menuBar = [ ('File', 0, [('Open', 0, lambda:0), # lambda:0 is a no-op ('Quit', 0, sys.exit)]), # use sys, no self here ('Edit', 0, [('Cut', 0, lambda:0), ('Paste', 0, lambda:0)]) ] toolBar = [('Quit', sys.exit, {'side': LEFT})] class TestAppFrameMenu(GuiMixin, GuiMakerFrameMenu): def start(self): self.menuBar = menuBar self.toolBar = toolBar class TestAppWindowMenu(GuiMixin, GuiMakerWindowMenu): def start(self): self.menuBar = menuBar self.toolBar = toolBar class TestAppWindowMenuBasic(GuiMakerWindowMenu): def start(self): self.menuBar = menuBar self.toolBar = toolBar # guimaker help, not guimixin root = Tk() TestAppFrameMenu(Toplevel()) TestAppWindowMenu(Toplevel()) TestAppWindowMenuBasic(root) root.mainloop()