Edit File: theme_selector.py
"""Ttk Theme Selector v2. This is an improvement from the other theme selector (themes_combo.py) since now you can notice theme changes in Ttk Combobox, Ttk Frame, Ttk Label and Ttk Button. """ import Tkinter import ttk class App(ttk.Frame): def __init__(self): ttk.Frame.__init__(self, borderwidth=3) self.style = ttk.Style() # XXX Ideally I wouldn't want to create a Tkinter.IntVar to make # it works with Checkbutton variable option. self.theme_autochange = Tkinter.IntVar(self, 0) self._setup_widgets() def _change_theme(self): self.style.theme_use(self.themes_combo.get()) def _theme_sel_changed(self, widget): if self.theme_autochange.get(): self._change_theme() def _setup_widgets(self): themes_lbl = ttk.Label(self, text="Themes") themes = self.style.theme_names() self.themes_combo = ttk.Combobox(self, values=themes, state="readonly") self.themes_combo.set(themes[0]) self.themes_combo.bind("<<ComboboxSelected>>", self._theme_sel_changed) change_btn = ttk.Button(self, text='Change Theme', command=self._change_theme) theme_change_checkbtn = ttk.Checkbutton(self, text="Change themes when combobox item is activated", variable=self.theme_autochange) themes_lbl.grid(ipadx=6, sticky="w") self.themes_combo.grid(row=0, column=1, padx=6, sticky="ew") change_btn.grid(row=0, column=2, padx=6, sticky="e") theme_change_checkbtn.grid(row=1, columnspan=3, sticky="w", pady=6) top = self.winfo_toplevel() top.rowconfigure(0, weight=1) top.columnconfigure(0, weight=1) self.columnconfigure(1, weight=1) self.grid(row=0, column=0, sticky="nsew", columnspan=3, rowspan=2) def main(): app = App() app.master.title("Theme Selector") app.mainloop() if __name__ == "__main__": main()
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