# -*-mode: python; fill-column: 75; tab-width: 8; coding: iso-latin-1-unix -*- # # $Id$ # # tixwidgets.py -- # # For Tix, see http://tix.sourceforge.net # # This is a demo program of some of the Tix widgets available in Python. # If you have installed Python & Tix properly, you can execute this as # # % python tixwidgets.py # import os, os.path, sys, tkinter.tix from tkinter.constants import * import traceback, tkinter.messagebox TCL_DONT_WAIT = 1<<1 TCL_WINDOW_EVENTS = 1<<2 TCL_FILE_EVENTS = 1<<3 TCL_TIMER_EVENTS = 1<<4 TCL_IDLE_EVENTS = 1<<5 TCL_ALL_EVENTS = 0 class Demo: def __init__(self, top): self.root = top self.exit = -1 self.dir = None # script directory self.balloon = None # balloon widget self.useBalloons = tkinter.tix.StringVar() self.useBalloons.set('0') self.statusbar = None # status bar widget self.welmsg = None # Msg widget self.welfont = '' # font name self.welsize = '' # font size progname = sys.argv[0] dirname = os.path.dirname(progname) if dirname and dirname != os.curdir: self.dir = dirname index = -1 for i in range(len(sys.path)): p = sys.path[i] if p in ("", os.curdir): index = i if index>= 0: sys.path[index] = dirname else: sys.path.insert(0, dirname) else: self.dir = os.getcwd() sys.path.insert(0, self.dir+'/samples') def MkMainMenu(self): top = self.root w = tkinter.tix.Frame(top, bd=2, relief=RAISED) file = tkinter.tix.Menubutton(w, text='File', underline=0, takefocus=0) help = tkinter.tix.Menubutton(w, text='Help', underline=0, takefocus=0) file.pack(side=LEFT) help.pack(side=RIGHT) fm = tkinter.tix.Menu(file, tearoff=0) file['menu'] = fm hm = tkinter.tix.Menu(help, tearoff=0) help['menu'] = hm fm.add_command(label='Exit', underline=1, command = lambda self=self: self.quitcmd () ) hm.add_checkbutton(label='BalloonHelp', underline=0, command=ToggleHelp, variable=self.useBalloons) # The trace variable option doesn't seem to work, instead I use 'command' #w.tk.call('trace', 'variable', self.useBalloons, 'w', ToggleHelp)) return w def MkMainNotebook(self): top = self.root w = tkinter.tix.NoteBook(top, ipadx=5, ipady=5, options=""" tagPadX 6 tagPadY 4 borderWidth 2 """) # This may be required if there is no *Background option top['bg'] = w['bg'] w.add('wel', label='Welcome', underline=0, createcmd=lambda w=w, name='wel': MkWelcome(w, name)) w.add('cho', label='Choosers', underline=0, createcmd=lambda w=w, name='cho': MkChoosers(w, name)) w.add('scr', label='Scrolled Widgets', underline=0, createcmd=lambda w=w, name='scr': MkScroll(w, name)) w.add('mgr', label='Manager Widgets', underline=0, createcmd=lambda w=w, name='mgr': MkManager(w, name)) w.add('dir', label='Directory List', underline=0, createcmd=lambda w=w, name='dir': MkDirList(w, name)) w.add('exp', label='Run Sample Programs', underline=0, createcmd=lambda w=w, name='exp': MkSample(w, name)) return w def MkMainStatus(self): global demo top = self.root w = tkinter.tix.Frame(top, relief=tkinter.tix.RAISED, bd=1) demo.statusbar = tkinter.tix.Label(w, relief=tkinter.tix.SUNKEN, bd=1) demo.statusbar.form(padx=3, pady=3, left=0, right='%70') return w def build(self): root = self.root z = root.winfo_toplevel() z.wm_title('Tix Widget Demonstration') if z.winfo_screenwidth() <= 800: z.geometry('790x590+10+10') else: z.geometry('890x640+10+10') demo.balloon = tkinter.tix.Balloon(root) frame1 = self.MkMainMenu() frame2 = self.MkMainNotebook() frame3 = self.MkMainStatus() frame1.pack(side=TOP, fill=X) frame3.pack(side=BOTTOM, fill=X) frame2.pack(side=TOP, expand=1, fill=BOTH, padx=4, pady=4) demo.balloon['statusbar'] = demo.statusbar z.wm_protocol("WM_DELETE_WINDOW", lambda self=self: self.quitcmd()) # To show Tcl errors - uncomment this to see the listbox bug. # Tkinter defines a Tcl tkerror procedure that in effect # silences all background Tcl error reporting. # root.tk.eval('if {[info commands tkerror] != ""} {rename tkerror pytkerror}') def quitcmd (self): """Quit our mainloop. It is up to you to call root.destroy() after.""" self.exit = 0 def loop(self): """This is an explict replacement for _tkinter mainloop() It lets you catch keyboard interrupts easier, and avoids the 20 msec. dead sleep() which burns a constant CPU.""" while self.exit < 0: # There are 2 whiles here. The outer one lets you continue # after a ^C interrupt. try: # This is the replacement for _tkinter mainloop() # It blocks waiting for the next Tcl event using select. while self.exit < 0: self.root.tk.dooneevent(TCL_ALL_EVENTS) except SystemExit: # Tkinter uses SystemExit to exit #print 'Exit' self.exit = 1 return except KeyboardInterrupt: if tkinter.messagebox.askquestion ('Interrupt', 'Really Quit?') == 'yes': # self.tk.eval('exit') self.exit = 1 return continue except: # Otherwise it's some other error - be nice and say why t, v, tb = sys.exc_info() text = "" for line in traceback.format_exception(t,v,tb): text += line + '\n' try: tkinter.messagebox.showerror ('Error', text) except: pass self.exit = 1 raise SystemExit(1) def destroy (self): self.root.destroy() def RunMain(root): global demo demo = Demo(root) demo.build() demo.loop() demo.destroy() # Tabs def MkWelcome(nb, name): w = nb.page(name) bar = MkWelcomeBar(w) text = MkWelcomeText(w) bar.pack(side=TOP, fill=X, padx=2, pady=2) text.pack(side=TOP, fill=BOTH, expand=1) def MkWelcomeBar(top): global demo w = tkinter.tix.Frame(top, bd=2, relief=tkinter.tix.GROOVE) b1 = tkinter.tix.ComboBox(w, command=lambda w=top: MainTextFont(w)) b2 = tkinter.tix.ComboBox(w, command=lambda w=top: MainTextFont(w)) b1.entry['height'] = 3 b2.entry['width'] = 4 b2.slistbox.listbox['height'] = 3 demo.welfont = b1 demo.welsize = b2 b1.insert(tkinter.tix.END, 'Courier') b1.insert(tkinter.tix.END, 'Helvetica') b1.insert(tkinter.tix.END, 'Lucida') b1.insert(tkinter.tix.END, 'Times Roman') b2.insert(tkinter.tix.END, '8') b2.insert(tkinter.tix.END, '10') b2.insert(tkinter.tix.END, '12') b2.insert(tkinter.tix.END, '14') b2.insert(tkinter.tix.END, '18') b1.pick(1) b2.pick(3) b1.pack(side=tkinter.tix.LEFT, padx=4, pady=4) b2.pack(side=tkinter.tix.LEFT, padx=4, pady=4) demo.balloon.bind_widget(b1, msg='Choose\na font', statusmsg='Choose a font for this page') demo.balloon.bind_widget(b2, msg='Point size', statusmsg='Choose the font size for this page') return w def MkWelcomeText(top): global demo w = tkinter.tix.ScrolledWindow(top, scrollbar='auto') win = w.window text = 'Welcome to TIX in Python' title = tkinter.tix.Label(win, bd=0, width="30," anchor=tkinter.tix.N, msg = tkinter.tix.Message(win, bd=0, width="400," anchor=tkinter.tix.N, File | Exit" command.\n\n\ For more information, see http://tix.sourceforge.net.') title.pack(expand=1, fill=tkinter.tix.BOTH, padx=10, pady=10) msg.pack(expand=1, fill=tkinter.tix.BOTH, padx=10, pady=10) demo.welmsg = msg return w def MainTextFont(w): global demo if not demo.welmsg: return font = demo.welfont['value'] point = demo.welsize['value'] if font == 'Times Roman': font = 'times' fontstr = '%s %s' % (font, point) demo.welmsg['font'] = fontstr def ToggleHelp(): if demo.useBalloons.get() == '1': demo.balloon['state'] = 'both' else: demo.balloon['state'] = 'none' def MkChoosers(nb, name): w = nb.page(name) options = "label.padX 4" til = tkinter.tix.LabelFrame(w, label='Chooser Widgets', options=options) cbx = tkinter.tix.LabelFrame(w, label='tixComboBox', options=options) ctl = tkinter.tix.LabelFrame(w, label='tixControl', options=options) sel = tkinter.tix.LabelFrame(w, label='tixSelect', options=options) opt = tkinter.tix.LabelFrame(w, label='tixOptionMenu', options=options) fil = tkinter.tix.LabelFrame(w, label='tixFileEntry', options=options) fbx = tkinter.tix.LabelFrame(w, label='tixFileSelectBox', options=options) tbr = tkinter.tix.LabelFrame(w, label='Tool Bar', options=options) MkTitle(til.frame) MkCombo(cbx.frame) MkControl(ctl.frame) MkSelect(sel.frame) MkOptMenu(opt.frame) MkFileEnt(fil.frame) MkFileBox(fbx.frame) MkToolBar(tbr.frame) # First column: comBox and selector cbx.form(top=0, left=0, right='%33') sel.form(left=0, right='&'+str(cbx), top=cbx) opt.form(left=0, right='&'+str(cbx), top=sel, bottom=-1) # Second column: title .. etc til.form(left=cbx, top=0,right='%66') ctl.form(left=cbx, right='&'+str(til), top=til) fil.form(left=cbx, right='&'+str(til), top=ctl) tbr.form(left=cbx, right='&'+str(til), top=fil, bottom=-1) # # Third column: file selection fbx.form(right=-1, top=0, left='%66') def MkCombo(w): options="label.width %d label.anchor %s entry.width %d" % (10, tkinter.tix.E, 14) static = tkinter.tix.ComboBox(w, label='Static', editable=0, options=options) editable = tkinter.tix.ComboBox(w, label='Editable', editable=1, options=options) history = tkinter.tix.ComboBox(w, label='History', editable=1, history=1, anchor=tkinter.tix.E, options=options) static.insert(tkinter.tix.END, 'January') static.insert(tkinter.tix.END, 'February') static.insert(tkinter.tix.END, 'March') static.insert(tkinter.tix.END, 'April') static.insert(tkinter.tix.END, 'May') static.insert(tkinter.tix.END, 'June') static.insert(tkinter.tix.END, 'July') static.insert(tkinter.tix.END, 'August') static.insert(tkinter.tix.END, 'September') static.insert(tkinter.tix.END, 'October') static.insert(tkinter.tix.END, 'November') static.insert(tkinter.tix.END, 'December') editable.insert(tkinter.tix.END, 'Angola') editable.insert(tkinter.tix.END, 'Bangladesh') editable.insert(tkinter.tix.END, 'China') editable.insert(tkinter.tix.END, 'Denmark') editable.insert(tkinter.tix.END, 'Ecuador') history.insert(tkinter.tix.END, '/usr/bin/ksh') history.insert(tkinter.tix.END, '/usr/local/lib/python') history.insert(tkinter.tix.END, '/var/adm') static.pack(side=tkinter.tix.TOP, padx=5, pady=3) editable.pack(side=tkinter.tix.TOP, padx=5, pady=3) history.pack(side=tkinter.tix.TOP, padx=5, pady=3) states = ['Bengal', 'Delhi', 'Karnataka', 'Tamil Nadu'] def spin_cmd(w, inc): idx = states.index(demo_spintxt.get()) + inc if idx < 0: idx = len(states) - 1 elif idx>= len(states): idx = 0 # following doesn't work. # return states[idx] demo_spintxt.set(states[idx]) # this works def spin_validate(w): global states, demo_spintxt try: i = states.index(demo_spintxt.get()) except ValueError: return states[0] return states[i] # why this procedure works as opposed to the previous one beats me. def MkControl(w): global demo_spintxt options="label.width %d label.anchor %s entry.width %d" % (10, tkinter.tix.E, 13) demo_spintxt = tkinter.tix.StringVar() demo_spintxt.set(states[0]) simple = tkinter.tix.Control(w, label='Numbers', options=options) spintxt = tkinter.tix.Control(w, label='States', variable=demo_spintxt, options=options) spintxt['incrcmd'] = lambda w=spintxt: spin_cmd(w, 1) spintxt['decrcmd'] = lambda w=spintxt: spin_cmd(w, -1) spintxt['validatecmd'] = lambda w=spintxt: spin_validate(w) simple.pack(side=tkinter.tix.TOP, padx=5, pady=3) spintxt.pack(side=tkinter.tix.TOP, padx=5, pady=3) def MkSelect(w): options = "label.anchor %s" % tkinter.tix.CENTER sel1 = tkinter.tix.Select(w, label='Mere Mortals', allowzero=1, radio=1, orientation=tkinter.tix.VERTICAL, labelside=tkinter.tix.TOP, options=options) sel2 = tkinter.tix.Select(w, label='Geeks', allowzero=1, radio=0, orientation=tkinter.tix.VERTICAL, labelside= tkinter.tix.TOP, options=options) sel1.add('eat', text='Eat') sel1.add('work', text='Work') sel1.add('play', text='Play') sel1.add('party', text='Party') sel1.add('sleep', text='Sleep') sel2.add('eat', text='Eat') sel2.add('prog1', text='Program') sel2.add('prog2', text='Program') sel2.add('prog3', text='Program') sel2.add('sleep', text='Sleep') sel1.pack(side=tkinter.tix.LEFT, padx=5, pady=3, fill=tkinter.tix.X) sel2.pack(side=tkinter.tix.LEFT, padx=5, pady=3, fill=tkinter.tix.X) def MkOptMenu(w): options='menubutton.width 15 label.anchor %s' % tkinter.tix.E m = tkinter.tix.OptionMenu(w, label='File Format : ', options=options) m.add_command('text', label='Plain Text') m.add_command('post', label='PostScript') m.add_command('format', label='Formatted Text') m.add_command('html', label='HTML') m.add_command('sep') m.add_command('tex', label='LaTeX') m.add_command('rtf', label='Rich Text Format') m.pack(fill=tkinter.tix.X, padx=5, pady=3) def MkFileEnt(w): msg = tkinter.tix.Message(w, relief=tkinter.tix.FLAT, width=240, anchor=tkinter.tix.N, text='Press the "open file" icon button and a TixFileSelectDialog will popup.') ent = tkinter.tix.FileEntry(w, label='Select a file : ') msg.pack(side=tkinter.tix.TOP, expand=1, fill=tkinter.tix.BOTH, padx=3, pady=3) ent.pack(side=tkinter.tix.TOP, fill=tkinter.tix.X, padx=3, pady=3) def MkFileBox(w): """The FileSelectBox is a Motif-style box with various enhancements. For example, you can adjust the size of the two listboxes and your past selections are recorded. """ msg = tkinter.tix.Message(w, relief=tkinter.tix.FLAT, width=240, anchor=tkinter.tix.N, text='The Tix FileSelectBox is a Motif-style box with various enhancements. For example, you can adjust the size of the two listboxes and your past selections are recorded.') box = tkinter.tix.FileSelectBox(w) msg.pack(side=tkinter.tix.TOP, expand=1, fill=tkinter.tix.BOTH, padx=3, pady=3) box.pack(side=tkinter.tix.TOP, fill=tkinter.tix.X, padx=3, pady=3) def MkToolBar(w): """The Select widget is also good for arranging buttons in a tool bar. """ global demo options='frame.borderWidth 1' msg = tkinter.tix.Message(w, relief=tkinter.tix.FLAT, width=240, anchor=tkinter.tix.N, text='The Select widget is also good for arranging buttons in a tool bar.') bar = tkinter.tix.Frame(w, bd=2, relief=tkinter.tix.RAISED) font = tkinter.tix.Select(w, allowzero=1, radio=0, label='', options=options) para = tkinter.tix.Select(w, allowzero=0, radio=1, label='', options=options) font.add('bold', bitmap='@' + demo.dir + '/bitmaps/bold.xbm') font.add('italic', bitmap='@' + demo.dir + '/bitmaps/italic.xbm') font.add('underline', bitmap='@' + demo.dir + '/bitmaps/underline.xbm') font.add('capital', bitmap='@' + demo.dir + '/bitmaps/capital.xbm') para.add('left', bitmap='@' + demo.dir + '/bitmaps/leftj.xbm') para.add('right', bitmap='@' + demo.dir + '/bitmaps/rightj.xbm') para.add('center', bitmap='@' + demo.dir + '/bitmaps/centerj.xbm') para.add('justify', bitmap='@' + demo.dir + '/bitmaps/justify.xbm') msg.pack(side=tkinter.tix.TOP, expand=1, fill=tkinter.tix.BOTH, padx=3, pady=3) bar.pack(side=tkinter.tix.TOP, fill=tkinter.tix.X, padx=3, pady=3) font.pack({'in':bar}, side=tkinter.tix.LEFT, padx=3, pady=3) para.pack({'in':bar}, side=tkinter.tix.LEFT, padx=3, pady=3) def MkTitle(w): msg = tkinter.tix.Message(w, relief=tkinter.tix.FLAT, width=240, anchor=tkinter.tix.N, text='There are many types of "chooser" widgets that allow the user to input different types of information') msg.pack(side=tkinter.tix.TOP, expand=1, fill=tkinter.tix.BOTH, padx=3, pady=3) def MkScroll(nb, name): w = nb.page(name) options='label.padX 4' sls = tkinter.tix.LabelFrame(w, label='Tix.ScrolledListBox', options=options) swn = tkinter.tix.LabelFrame(w, label='Tix.ScrolledWindow', options=options) stx = tkinter.tix.LabelFrame(w, label='Tix.ScrolledText', options=options) MkSList(sls.frame) MkSWindow(swn.frame) MkSText(stx.frame) sls.form(top=0, left=0, right='%33', bottom=-1) swn.form(top=0, left=sls, right='%66', bottom=-1) stx.form(top=0, left=swn, right=-1, bottom=-1) def MkSList(w): """This TixScrolledListBox is configured so that it uses scrollbars only when it is necessary. Use the handles to resize the listbox and watch the scrollbars automatically appear and disappear. """ top = tkinter.tix.Frame(w, width=300, height=330) bot = tkinter.tix.Frame(w) msg = tkinter.tix.Message(top, relief=tkinter.tix.FLAT, width=200, anchor=tkinter.tix.N, text='This TixScrolledListBox is configured so that it uses scrollbars only when it is necessary. Use the handles to resize the listbox and watch the scrollbars automatically appear and disappear.') list = tkinter.tix.ScrolledListBox(top, scrollbar='auto') list.place(x=50, y=150, width=120, height=80) list.listbox.insert(tkinter.tix.END, 'Alabama') list.listbox.insert(tkinter.tix.END, 'California') list.listbox.insert(tkinter.tix.END, 'Montana') list.listbox.insert(tkinter.tix.END, 'New Jersey') list.listbox.insert(tkinter.tix.END, 'New York') list.listbox.insert(tkinter.tix.END, 'Pennsylvania') list.listbox.insert(tkinter.tix.END, 'Washington') rh = tkinter.tix.ResizeHandle(top, bg='black', relief=tkinter.tix.RAISED, handlesize=8, gridded=1, minwidth=50, minheight=30) btn = tkinter.tix.Button(bot, text='Reset', command=lambda w=rh, x=list: SList_reset(w,x)) top.propagate(0) msg.pack(fill=tkinter.tix.X) btn.pack(anchor=tkinter.tix.CENTER) top.pack(expand=1, fill=tkinter.tix.BOTH) bot.pack(fill=tkinter.tix.BOTH) list.bind('