| from Tkinter import * |
| |
| # This example program creates a scroling canvas, and demonstrates |
| # how to tie scrollbars and canvses together. The mechanism |
| # is analogus for listboxes and other widgets with |
| # "xscroll" and "yscroll" configuration options. |
| |
| class Test(Frame): |
| def printit(self): |
| print "hi" |
| |
| def createWidgets(self): |
| self.question = Label(self, text="Can Find The BLUE Square??????") |
| self.question.pack() |
| |
| self.QUIT = Button(self, text='QUIT', background='red', |
| height=3, command=self.quit) |
| self.QUIT.pack(side=BOTTOM, fill=BOTH) |
| spacer = Frame(self, height="0.25i") |
| spacer.pack(side=BOTTOM) |
| |
| # notice that the scroll region (20" x 20") is larger than |
| # displayed size of the widget (5" x 5") |
| self.draw = Canvas(self, width="5i", height="5i", |
| background="white", |
| scrollregion=(0, 0, "20i", "20i")) |
| |
| self.draw.scrollX = Scrollbar(self, orient=HORIZONTAL) |
| self.draw.scrollY = Scrollbar(self, orient=VERTICAL) |
| |
| # now tie the three together. This is standard boilerplate text |
| self.draw['xscrollcommand'] = self.draw.scrollX.set |
| self.draw['yscrollcommand'] = self.draw.scrollY.set |
| self.draw.scrollX['command'] = self.draw.xview |
| self.draw.scrollY['command'] = self.draw.yview |
| |
| # draw something. Note that the first square |
| # is visible, but you need to scroll to see the second one. |
| self.draw.create_rectangle(0, 0, "3.5i", "3.5i", fill="black") |
| self.draw.create_rectangle("10i", "10i", "13.5i", "13.5i", fill="blue") |
| |
| # pack 'em up |
| self.draw.scrollX.pack(side=BOTTOM, fill=X) |
| self.draw.scrollY.pack(side=RIGHT, fill=Y) |
| self.draw.pack(side=LEFT) |
| |
| |
| def scrollCanvasX(self, *args): |
| print "scrolling", args |
| print self.draw.scrollX.get() |
| |
| |
| def __init__(self, master=None): |
| Frame.__init__(self, master) |
| Pack.config(self) |
| self.createWidgets() |
| |
| test = Test() |
| |
| test.mainloop() |
