Trait gtk4::prelude::GObjectPropertyExpressionExt

source · [−]

pub trait GObjectPropertyExpressionExt {
    fn property_expression(&self, property_name: &str) -> PropertyExpression;
    fn property_expression_weak(
        &self, 
        property_name: &str
    ) -> PropertyExpression;
    fn this_expression(property_name: &str) -> PropertyExpression;
}

Expand description

Trait containing convenience methods in creating PropertyExpression that looks up a property of a glib::Object.

Example

label_expression is an Expression that looks up at Button’s label property.

use gtk::prelude::*;

let button = gtk::Button::new();
button.set_label("Label property");

let label_expression = button.property_expression("label");