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In this article, the editor introduces in detail "how to use Python's Themed Widget". The content is detailed, the steps are clear, and the details are handled properly. I hope this article "how to use Python's Themed Widget" can help you solve your doubts.

The origin of the ThemedWidget classification name is that this type of control can uniformly switch the style of the control.

Most of the code in this example comes from the previous article, and the following shows only the parts related to topic switching. First build a theme menu.

Theme_menu = Menu (top_menu, tearoff=False) top_menu.add_cascade (label='Theme', menu=theme_menu)

Build a string variable to hold the current topic name, whose initial value is the current principal name.

Theme = StringVar () theme.set (Style () .theme_use ())

Use the Sytle (). Theme_names method to get a list of topic names that have been registered in the system and generate menu items that select each topic.

For t in Style () .theme_names (): theme_menu.add_radiobutton (label=t, value=t, variable=theme)

Add a monitoring function to the topic variable to switch topics when the user selects a menu item.

Def theme_changed (* arg): Style (). Theme_use (theme.get ()) theme.trace_variable ('walled, theme_changed) read here, this article "how to use Themed Widget of Python" has been introduced. If you want to master the knowledge of this article, you still need to practice and use it before you can understand it. If you want to know more about related articles, please follow the industry information channel.

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