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Implement theme selector in editor example

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Héctor Ramón Jiménez 2023-09-18 14:38:54 +02:00
parent 61ef8f3249
commit 8446fe6de5
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GPG key ID: 7CC46565708259A7
3 changed files with 100 additions and 23 deletions
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13
widget/src/text_editor.rs
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@ -193,11 +193,12 @@ where
}
}
struct State<Highlighter> {
struct State<Highlighter: text::Highlighter> {
is_focused: bool,
last_click: Option<mouse::Click>,
drag_click: Option<mouse::click::Kind>,
highlighter: RefCell<Highlighter>,
highlighter_settings: Highlighter::Settings,
}
impl<'a, Highlighter, Message, Renderer> Widget<Message, Renderer>
@ -220,6 +221,7 @@ where
highlighter: RefCell::new(Highlighter::new(
&self.highlighter_settings,
)),
highlighter_settings: self.highlighter_settings.clone(),
})
}
@ -240,6 +242,15 @@ where
let mut internal = self.content.0.borrow_mut();
let state = tree.state.downcast_mut::<State<Highlighter>>();
if state.highlighter_settings != self.highlighter_settings {
state
.highlighter
.borrow_mut()
.update(&self.highlighter_settings);
state.highlighter_settings = self.highlighter_settings.clone();
}
internal.editor.update(
limits.pad(self.padding).max(),
self.font.unwrap_or_else(|| renderer.default_font()),