tkinter_calc_ii
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tkinter_calc_ii [2024/04/20 00:36] – appledog | tkinter_calc_ii [2024/04/20 00:53] (current) – appledog | ||
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= TKInter Calc II | = TKInter Calc II | ||
+ | |||
+ | == Themed Widgets | ||
+ | Use ttk.button() //etc.// whenever possible. That's because ttk is the newest version. tk.button() and others are old, don't use them unless ttk. doesn' | ||
== Binding | == Binding | ||
Line 14: | Line 17: | ||
button1 = ttk.Button(root, | button1 = ttk.Button(root, | ||
- | button1.bind('< | + | button1.bind('< |
button1.focus() | button1.focus() | ||
button1.pack(expand=True) | button1.pack(expand=True) | ||
+ | |||
+ | root.mainloop() | ||
+ | </ | ||
+ | |||
+ | === Binding Mouse | ||
+ | Observe carefully that < | ||
+ | |||
+ | < | ||
+ | import tkinter | ||
+ | |||
+ | root = tkinter.Tk() | ||
+ | |||
+ | def right_click_handler(event): | ||
+ | # event.num == 2 is MOUSE. | ||
+ | if event.num == 2: | ||
+ | print(" | ||
+ | |||
+ | root.bind("< | ||
+ | root.bind("< | ||
+ | |||
+ | root.mainloop() | ||
+ | </ | ||
+ | |||
+ | Here, a lambda is used to handle left clicks with < | ||
+ | |||
+ | == Dragging | ||
+ | To capture a click-and-drag event use any of the < | ||
+ | |||
+ | < | ||
+ | import tkinter | ||
+ | |||
+ | root = tkinter.Tk() | ||
+ | label = tkinter.Label(root, | ||
+ | label.pack() | ||
+ | |||
+ | def drag_handler(event): | ||
+ | print(event.x, | ||
+ | |||
+ | label.bind("< | ||
+ | |||
+ | root.mainloop() | ||
+ | </ | ||
+ | |||
+ | === Hovering | ||
+ | Hovering over an element sends out two events in sequence, < | ||
+ | |||
+ | < | ||
+ | import tkinter | ||
+ | |||
+ | root = tkinter.Tk() | ||
+ | |||
+ | label = tkinter.Label(root, | ||
+ | label.bind("< | ||
+ | label.bind("< | ||
+ | label.pack() | ||
root.mainloop() | root.mainloop() | ||
</ | </ |
tkinter_calc_ii.1713573405.txt.gz · Last modified: 2024/04/20 00:36 by appledog