Initial revision

Demo/tkinter/guido/kill.py

@@ -0,0 +1,119 @@
+#!/usr/local/bin/tkpython
+# Tkinter interface to Linux `ps' command.
+
+from Tkinter import *
+from string import splitfields
+from string import split
+
+class BarButton(Menubutton):
+	def __init__(self, master=None, cnf={}):
+		Menubutton.__init__(self, master)
+		self.pack({'side': 'left'})
+		self.config(cnf)
+		self.menu = Menu(self, {'name': 'menu'})
+		self['menu'] = self.menu		
+
+class Kill(Frame):
+	# List of (name, option, pid_column)
+	format_list = [('Default', '', 0),
+		       ('Long', '-l', 2),
+		       ('User', '-u', 1),
+		       ('Jobs', '-j', 1),
+		       ('Signal', '-s', 1),
+		       ('Memory', '-m', 0),
+		       ('VM', '-v', 0),
+		       ('Hex', '-X', 0)]
+	def kill(self, selected):
+		c = self.format_list[self.format.get()][2]
+		pid = split(selected)[c]
+		self.tk.call('exec', 'kill', '-9', pid)
+		self.do_update()
+	def do_update(self):
+		name, option, column = self.format_list[self.format.get()]
+		s = self.tk.call('exec', 'ps', '-w', option)
+		list = splitfields(s, '\n')
+		self.header.set(list[0])
+		del list[0]
+		y = self.frame.vscroll.get()[2]
+		self.frame.list.delete(0, AtEnd())
+		for line in list:
+			self.frame.list.insert(0, line)
+		self.frame.list.yview(y)
+	def do_motion(self, e):
+		e.widget.select_from(e.widget.nearest(e.y))
+	def do_leave(self, e):
+		e.widget.select_clear()
+	def do_1(self, e):
+		self.kill(e.widget.get(e.widget.nearest(e.y)))
+	def __init__(self, master=None, cnf={}):
+		Frame.__init__(self, master, cnf)
+		self.pack({'expand': 'yes', 'fill': 'both'})
+		self.bar = Frame(
+			self,
+			{'name': 'bar',
+			 'relief': 'raised',
+			 'bd': 2,
+			 Pack: {'side': 'top',
+				'fill': 'x'}})
+		self.bar.file = BarButton(self.bar, {'text': 'File'})
+		self.bar.file.menu.add_command(
+			{'label': 'Quit', 'command': self.quit})
+		self.bar.view = BarButton(self.bar, {'text': 'View'})
+		self.format = IntVar(self)
+		self.format.set(2)
+		for num in range(len(self.format_list)):
+			self.bar.view.menu.add_radiobutton(
+				{'label': self.format_list[num][0], 
+				 'command': self.do_update,
+				 'variable': self.format,
+				 'value': num})
+		#self.bar.view.menu.add_separator()
+		#XXX ...
+		self.bar.tk_menuBar(self.bar.file, self.bar.view)
+		self.frame = Frame(
+			self, 
+			{'relief': 'raised', 'bd': 2,
+			 Pack: {'side': 'top',
+				'expand': 'yes',
+				'fill': 'both'}})
+		self.header = StringVar(self)
+		self.frame.label = Label(
+			self.frame, 
+			{'relief': 'flat',
+			 'anchor': 'nw',
+			 'borderwidth': 0,
+			 'textvariable': self.header,
+			 Pack: {'side': 'top', 
+			 	'fill': 'x'}})
+		self.frame.vscroll = Scrollbar(
+			self.frame,
+			{'orient': 'vertical'})
+		self.frame.list = Listbox(
+			self.frame, 
+			{'relief': 'sunken',
+			 'selectbackground': '#eed5b7',
+			 'selectborderwidth': 0,
+			 'yscroll': self.frame.vscroll.set})
+		self.frame.vscroll['command'] = self.frame.list.yview
+		self.frame.vscroll.pack({'side': 'right', 'fill': 'y'})
+		self.frame.list.pack(
+			{'side': 'top',
+			 'expand': 'yes',
+			 'fill': 'both'})
+		self.update = Button(
+			self,
+			{'text': 'Update',
+			 'command': self.do_update,
+			 Pack: {'expand': 'yes',
+				'fill': 'x'}})
+		self.frame.list.bind('<Motion>', self.do_motion)
+		self.frame.list.bind('<Leave>', self.do_leave)
+		self.frame.list.bind('<1>', self.do_1)
+		self.do_update()
+
+if __name__ == '__main__':
+	kill = Kill(None, {'bd': 5})
+	kill.winfo_toplevel().title('Tkinter Process Killer')
+	kill.winfo_toplevel().minsize(1, 1)
+	kill.mainloop()
+