/Demo/tkinter/matt/canvas-reading-tag-info.py
http://unladen-swallow.googlecode.com/ · Python · 49 lines · 26 code · 11 blank · 12 comment · 0 complexity · f9f2345343ec605a3666382156346d7b MD5 · raw file
- from Tkinter import *
- class Test(Frame):
- def printit(self):
- print "hi"
- def createWidgets(self):
- self.QUIT = Button(self, text='QUIT', foreground='red',
- command=self.quit)
- self.QUIT.pack(side=BOTTOM, fill=BOTH)
- self.drawing = Canvas(self, width="5i", height="5i")
- # make a shape
- pgon = self.drawing.create_polygon(
- 10, 10, 110, 10, 110, 110, 10 , 110,
- fill="red", tags=("weee", "foo", "groo"))
- # this is how you query an object for its attributes
- # config options FOR CANVAS ITEMS always come back in tuples of length 5.
- # 0 attribute name
- # 1 BLANK
- # 2 BLANK
- # 3 default value
- # 4 current value
- # the blank spots are for consistency with the config command that
- # is used for widgets. (remember, this is for ITEMS drawn
- # on a canvas widget, not widgets)
- option_value = self.drawing.itemconfig(pgon, "stipple")
- print "pgon's current stipple value is -->", option_value[4], "<--"
- option_value = self.drawing.itemconfig(pgon, "fill")
- print "pgon's current fill value is -->", option_value[4], "<--"
- print " when he is usually colored -->", option_value[3], "<--"
- ## here we print out all the tags associated with this object
- option_value = self.drawing.itemconfig(pgon, "tags")
- print "pgon's tags are", option_value[4]
- self.drawing.pack(side=LEFT)
- def __init__(self, master=None):
- Frame.__init__(self, master)
- Pack.config(self)
- self.createWidgets()
- test = Test()
- test.mainloop()