frame scroll problem

Peter Abel p-abel at t-online.de
Tue Jun 24 07:22:41 CEST 2003


idriss <member31704 at dbforums.com> wrote in message news:<3035405.1056406699 at dbforums.com>...
> i want to scroll one frame's or canvas 's whole content (it will contain
> other subframes and subframes will contain bitmaps) I couldn't find
> where is my fault. if you can find my fault or have some example codes
> like this please help me thanks from now.....
> 
> 
> 
> from Tkinter import *
> import Image, ImageTk
> 
> 
> root = Tk()
> 
> mainFrame = Canvas(root,width=400, height=420, bg='gray50',relief=RIDGE)
> mainFrame.pack(fill=BOTH,expand=1)
> 
> scroll = Scrollbar(mainFrame)
> scroll.pack(side=RIGHT,expand=1,fill=BOTH)
> 
> mainFrame.configure(xscrollcommand=scroll.set)
> 
> 
> subFrame = Frame(mainFrame,width=200,height=300)
> subFrame.pack(expand=1,fill=BOTH)
> 
> picNo =0
> img = []
> 
> # two picture placed side by side
> imgfile = 'c:\untitled.bmp'
> lbl = Label(subFrame, bd=0)
> lbl.place(anchor=NW)
> masterImg = Image.open(imgfile)
> masterImg.thumbnail((500, 500))
> img.append(ImageTk.PhotoImage(masterImg))
> lbl['image'] = img[picNo]
> picNo = picNo + 1
> lbl.pack(side=LEFT)
> 
> imgfile = 'c:\untitled.bmp'
> lbl = Label(subFrame, bd=0)
> lbl.place(anchor=NW)
> masterImg = Image.open(imgfile)
> masterImg.thumbnail((500, 500))
> img.append(ImageTk.PhotoImage(masterImg))
> lbl['image'] = img[picNo]
> picNo = picNo + 1
> lbl.pack(side=LEFT)
> root.mainloop()

See http://effbot.org/zone/tkinter-autoscrollbar.htm .
There's an example of automatic Scrollbars, which are removed when
not needed. Further more there's described how to scroll a Canvas
widget with subwidgets on it.
Regards
Peter




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