pip install git+https://github.com/kihiyuki/python-simpletkgrid.git
from src.simpletkgrid import RootWindow, SubWindow
def main() -> None:
def _testwindow01(event=None):
w = SubWindow(title="Sub Window 01")
w.labels.add("LABEL LABEL LABEL")
w.buttons.add("Close[ESC]", w.close)
w.bind("<Escape>", w.close)
root = RootWindow(title="Main Window")
root.buttons.add("Test01[1]", _testwindow01, fullspan=True)
root.buttons.add("Test01", _testwindow01)
root.buttons.add("Quit[ESC]", root.close)
root.lf(2)
root.labels.add("ABCDEFG123456")
root.bind("1", _testwindow01)
root.bind("<Escape>", root.close)
root.mainloop()
if __name__ == "__main__":
main()