| """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() |
