Function listicons

Lib/idlelib/tree.py:37–57

Utility to display the available icons.

(icondir=ICONDIR)

    raise RuntimeError(f"can't find icon directory ({ICONDIR!r})")

def listicons(icondir=ICONDIR):
    """Utility to display the available icons."""
    root = Tk()
    import glob
    list = glob.glob(os.path.join(glob.escape(icondir), "*.gif"))
    list.sort()
    images = []
    row = column = 0
    for file in list:
        name = os.path.splitext(os.path.basename(file))[0]
        image = PhotoImage(file=file, master=root)
        images.append(image)
        label = Label(root, image=image, bd=1, relief="raised")
        label.grid(row=row, column=column)
        label = Label(root, text=name)
        label.grid(row=row+1, column=column)
        column = column + 1
        if column >= 10:
            row = row+2
            column = 0
    root.images = images

def wheel_event(event, widget=None):
    """Handle scrollwheel event.