From 5b357b977a653bdb00cf1b1ba22682c0c6e0aa96 Mon Sep 17 00:00:00 2001 From: "Steven M. Gava" Date: Wed, 5 Dec 2001 06:32:46 +0000 Subject: [PATCH] cleaner tabbed-page mini implementation through classes --- Lib/idlelib/tabpage.py | 137 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 137 insertions(+) create mode 100644 Lib/idlelib/tabpage.py diff --git a/Lib/idlelib/tabpage.py b/Lib/idlelib/tabpage.py new file mode 100644 index 00000000000..25a5143a08b --- /dev/null +++ b/Lib/idlelib/tabpage.py @@ -0,0 +1,137 @@ +##---------------------------------------------------------------------------## +## +## pyChing -- a Python program to cast and interpret I Ching hexagrams +## +## Copyright (C) 1999,2000 Stephen M. Gava +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; either version 2 of the License, or +## (at your option) any later version. +## +## This program is distributed in the hope that it will be of some +## interest to somebody, but WITHOUT ANY WARRANTY; without even the +## implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +## See the GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program; see the file COPYING or COPYING.txt. If not, +## write to the Free Software Foundation, Inc., +## 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +## The license can also be found at the GNU/FSF website: http://www.gnu.org +## +## Stephen M. Gava +## +## http://pyching.sourgeforge.net +## +##---------------------------------------------------------------------------## +""" +a couple of classes for implementing partial tabbed-page like behaviour +""" + +from Tkinter import * + +class PageTab(Frame): + """ + a 'page tab' like framed button + """ + def __init__(self,parent): + Frame.__init__(self, parent,borderwidth=2,relief=RIDGE) + self.button=Radiobutton(self,padx=5,pady=5,takefocus=FALSE, + underline=0,indicatoron=FALSE,highlightthickness=0, + borderwidth=0,selectcolor=self.cget('bg')) + self.button.pack() + +class TabPageSet(Frame): + """ + a set of 'pages' with TabButtons for controlling their display + """ + def __init__(self,parent,pageNames,**kw): + """ + pageNames - a list of strings, each string will be the dictionary key + to a page's data, and the name displayed on the page's tab. Should be + specified in desired page order. The first page will be the default + and first active page. + """ + Frame.__init__(self, parent, kw) + self.grid_location(0,0) + self.columnconfigure(0,weight=1) + self.rowconfigure(1,weight=1) + self.tabBar=Frame(self) + self.tabBar.grid(row=0,column=0,sticky=EW) + self.activePage=StringVar(self) + self.defaultPage='' + self.pages={} + for name in pageNames: + self.AddPage(name) + + def ChangePage(self,pageName=None): + if pageName: + if pageName in self.pages.keys(): + self.activePage.set(pageName) + else: + raise 'Invalid TabPage Name' + ## pop up the active 'tab' only + for page in self.pages.keys(): + self.pages[page]['tab'].config(relief=RIDGE) + self.pages[self.GetActivePage()]['tab'].config(relief=RAISED) + ## switch page + self.pages[self.GetActivePage()]['page'].lift() + + def GetActivePage(self): + return self.activePage.get() + + def AddPage(self,pageName): + if pageName in self.pages.keys(): + raise 'TabPage Name Already Exists' + self.pages[pageName]={'tab':PageTab(self.tabBar), + 'page':Frame(self,borderwidth=2,relief=RAISED)} + self.pages[pageName]['tab'].button.config(text=pageName, + command=self.ChangePage,variable=self.activePage, + value=pageName) + self.pages[pageName]['tab'].pack(side=LEFT) + self.pages[pageName]['page'].grid(row=1,column=0,sticky=NSEW) + if len(self.pages)==1: # adding first page + self.defaultPage=pageName + self.activePage.set(self.defaultPage) + self.ChangePage() + + def RemovePage(self,pageName): + if not pageName in self.pages.keys(): + raise 'Invalid TabPage Name' + self.pages[pageName]['tab'].pack_forget() + self.pages[pageName]['page'].grid_forget() + self.pages[pageName]['tab'].destroy() + self.pages[pageName]['page'].destroy() + del(self.pages[pageName]) + # handle removing last remaining, or default, or active page + if not self.pages: # removed last remaining page + self.defaultPage='' + return + if pageName==self.defaultPage: # set a new default page + self.defaultPage=\ + self.tabBar.winfo_children()[0].button.cget('text') + if pageName==self.GetActivePage(): # set a new active page + self.activePage.set(self.defaultPage) + self.ChangePage() + +if __name__ == '__main__': + #test the dialog + root=Tk() + tabPage=TabPageSet(root,pageNames=['Foobar','Baz']) + tabPage.pack(expand=TRUE,fill=BOTH) + Label(tabPage.pages['Foobar']['page'],text='Foo',pady=20).pack() + Label(tabPage.pages['Foobar']['page'],text='Bar',pady=20).pack() + Label(tabPage.pages['Baz']['page'],text='Baz').pack() + entryPgName=Entry(root) + buttonAdd=Button(root,text='Add Page', + command=lambda:tabPage.AddPage(entryPgName.get())) + buttonRemove=Button(root,text='Remove Page', + command=lambda:tabPage.RemovePage(entryPgName.get())) + labelPgName=Label(root,text='name of page to add/remove:') + buttonAdd.pack(padx=5,pady=5) + buttonRemove.pack(padx=5,pady=5) + labelPgName.pack(padx=5) + entryPgName.pack(padx=5) + root.mainloop() +