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Viewing changes to Demo/tkinter/guido/kill.py

  • Committer: Bazaar Package Importer
  • Author(s): Matthias Klose
  • Date: 2009-02-13 12:51:00 UTC
  • Revision ID: james.westby@ubuntu.com-20090213125100-uufgcb9yeqzujpqw
Tags: upstream-2.6.1
Import upstream version 2.6.1

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Demo/tkinter/guido/kill.py
 
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#! /usr/bin/env python
 
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# Tkinter interface to Linux `kill' command.
 
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from Tkinter import *
 
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from string import splitfields
 
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from string import split
 
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import commands
 
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import os
 
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class BarButton(Menubutton):
 
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    def __init__(self, master=None, **cnf):
 
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        apply(Menubutton.__init__, (self, master), cnf)
 
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        self.pack(side=LEFT)
 
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        self.menu = Menu(self, name='menu')
 
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        self['menu'] = self.menu
 
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class Kill(Frame):
 
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    # List of (name, option, pid_column)
 
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    format_list = [('Default', '', 0),
 
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                   ('Long', '-l', 2),
 
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                   ('User', '-u', 1),
 
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                   ('Jobs', '-j', 1),
 
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                   ('Signal', '-s', 1),
 
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                   ('Memory', '-m', 0),
 
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                   ('VM', '-v', 0),
 
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                   ('Hex', '-X', 0)]
 
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    def kill(self, selected):
 
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        c = self.format_list[self.format.get()][2]
 
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        pid = split(selected)[c]
 
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        os.system('kill -9 ' + pid)
 
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        self.do_update()
 
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    def do_update(self):
 
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        name, option, column = self.format_list[self.format.get()]
 
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        s = commands.getoutput('ps -w ' + option)
 
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        list = splitfields(s, '\n')
 
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        self.header.set(list[0])
 
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        del list[0]
 
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        y = self.frame.vscroll.get()[0]
 
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        self.frame.list.delete(0, AtEnd())
 
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        for line in list:
 
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            self.frame.list.insert(0, line)
 
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        self.frame.list.yview(int(y))
 
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    def do_motion(self, e):
 
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        e.widget.select_clear(0, END)
 
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        e.widget.select_set(e.widget.nearest(e.y))
 
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    def do_leave(self, e):
 
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        e.widget.select_clear(0, END)
 
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    def do_1(self, e):
 
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        self.kill(e.widget.get(e.widget.nearest(e.y)))
 
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    def __init__(self, master=None, **cnf):
 
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        Frame.__init__(self, master, cnf)
 
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        self.pack(expand=1, fill=BOTH)
 
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        self.bar = Frame(self, name='bar', relief=RAISED,
 
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                         borderwidth=2)
 
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        self.bar.pack(fill=X)
 
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        self.bar.file = BarButton(self.bar, text='File')
 
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        self.bar.file.menu.add_command(
 
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                label='Quit', command=self.quit)
 
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        self.bar.view = BarButton(self.bar, text='View')
 
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        self.format = IntVar(self)
 
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        self.format.set(2)
 
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        for num in range(len(self.format_list)):
 
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            self.bar.view.menu.add_radiobutton(
 
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                    label=self.format_list[num][0],
 
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                    command=self.do_update,
 
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                    variable=self.format,
 
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                    value=num)
 
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        #self.bar.view.menu.add_separator()
 
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        #XXX ...
 
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        self.bar.tk_menuBar(self.bar.file, self.bar.view)
 
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        self.frame = Frame(self, relief=RAISED, borderwidth=2)
 
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        self.frame.pack(expand=1, fill=BOTH)
 
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        self.header = StringVar(self)
 
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        self.frame.label = Label(self.frame, relief=FLAT, anchor=NW,
 
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                                 borderwidth=0,
 
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                                 textvariable=self.header)
 
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        self.frame.label.pack(fill=X)
 
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        self.frame.vscroll = Scrollbar(self.frame, orient=VERTICAL)
 
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        self.frame.list = Listbox(self.frame, relief=SUNKEN,
 
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                                  selectbackground='#eed5b7',
 
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                                  selectborderwidth=0,
 
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                                  yscroll=self.frame.vscroll.set)
 
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        self.frame.vscroll['command'] = self.frame.list.yview
 
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        self.frame.vscroll.pack(side=RIGHT, fill=Y)
 
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        self.frame.list.pack(expand=1, fill=BOTH)
 
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        self.update = Button(self, text="Update",
 
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                             command=self.do_update)
 
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        self.update.pack(expand=1, fill=X)
 
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        self.frame.list.bind('<Motion>', self.do_motion)
 
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        self.frame.list.bind('<Leave>', self.do_leave)
 
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        self.frame.list.bind('<1>', self.do_1)
 
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        self.do_update()
 
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if __name__ == '__main__':
 
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    kill = Kill(None, borderwidth=5)
 
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    kill.winfo_toplevel().title('Tkinter Process Killer')
 
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    kill.winfo_toplevel().minsize(1, 1)
 
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    kill.mainloop()