[Tutor] How to add an Image in Grid mode with Python and Tkinter?

[Matthew Polack]

Thanks Alan and Peter for the comprehensive replies...that gives me some
good 'homework' to do and clarity on how to go about it.

Much appreciated....will spend some time now getting my head around it.

Thanks so much.

- Matthew Polack

Matthew Polack | Teacher


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On Tue, Jul 31, 2018 at 4:26 AM, Alan Gauld via Tutor <tutor at python.org>
wrote:

> On 30/07/18 08:24, Matthew Polack wrote:
>
> > I'm trying to simply add an image to our program to make the GUI more
> > interesting...but most of the tutorials describe using the 'Pack'
> > method.... not the grid method of layout...
>
> That's completely irrelevant since you can add images to widgets
> regardless of the layout manager used. In most cases you will
> want to use a PhotoImage widget to do it though.
>
> > and apparently you cannot use 'Pack' and 'Grid' in the one program...
>
> Yes you can just not in the same container.
> For example a common strategy for building forms based apps
> is to have a menubar on top with a toolbar frame packed below
> with a data frame packed below that and finally a status
> bar frame packed at the bottom.
>
> Within those frames you use the packer for the toolbar buttons,
> and for the status bar text. Then you use the grid layout
> manager to display the data entry widgets in the centre panel.
>
> So at each container(usually a Frame) level you can only have
> a single layout manager, but inside each nested container
> you can choose to use the same or a different manager.
>
> And remember there are more than just pack and grid, there
> are also place and form(in Tix) (and you can write your own
> if you are really keen!)
>
> > Can anyone explain how I could add an image to this program? Or show me
> an
> > example of a simple program that lets someone simply add an image and use
> > the grid layout in combination.
> import tkinter as tk
>
> top = tk.Tk()
> tk.Label(image = "foo.img").grid(row=0,column=0)
>
> top.mainloop)()
>
>
> Thats about as simple as it gets. But the img file must
> be in Tk compatible format.
>
> More generally, use a PhotoImage:
>
> import tkinter as tk
>
> top = tk.Tk()
> lbl = tk.Label()
> lbl.grid(row=0,column=0)  #could as easily use pack() or place()
>
> img = tk.PhotoImage(file="/path/to/myimg.gif")
> lbl['image'] = img
>
> top.mainloop)()
>
> But to get more sophisticated you really want to look
> into the PIL/Pillow library and its integration with
> Tkinter via the image class. Also look at how the Text
> and Canvas widgets deal with images because its slightly
> more complex than a simple Label or Button.
>
> --
> Alan G
> Author of the Learn to Program web site
> http://www.alan-g.me.uk/
> http://www.amazon.com/author/alan_gauld
> Follow my photo-blog on Flickr at:
> http://www.flickr.com/photos/alangauldphotos
>
>
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