gtk/auto/
style_provider.rs

1// This file was generated by gir (https://github.com/gtk-rs/gir)
2// from gir-files (https://github.com/gtk-rs/gir-files)
3// DO NOT EDIT
4
5use crate::{StateFlags, WidgetPath, ffi};
6use glib::{prelude::*, translate::*};
7
8glib::wrapper! {
9    /// GtkStyleProvider is an interface used to provide style information to a [`StyleContext`][crate::StyleContext].
10    /// See [`StyleContextExt::add_provider()`][crate::prelude::StyleContextExt::add_provider()] and [`StyleContext::add_provider_for_screen()`][crate::StyleContext::add_provider_for_screen()].
11    ///
12    /// # Implements
13    ///
14    /// [`StyleProviderExt`][trait@crate::prelude::StyleProviderExt]
15    #[doc(alias = "GtkStyleProvider")]
16    pub struct StyleProvider(Interface<ffi::GtkStyleProvider, ffi::GtkStyleProviderIface>);
17
18    match fn {
19        type_ => || ffi::gtk_style_provider_get_type(),
20    }
21}
22
23impl StyleProvider {
24    pub const NONE: Option<&'static StyleProvider> = None;
25}
26
27/// Trait containing all [`struct@StyleProvider`] methods.
28///
29/// # Implementors
30///
31/// [`CssProvider`][struct@crate::CssProvider], [`Settings`][struct@crate::Settings], [`StyleProperties`][struct@crate::StyleProperties], [`StyleProvider`][struct@crate::StyleProvider]
32pub trait StyleProviderExt: IsA<StyleProvider> + 'static {
33    /// Looks up a widget style property as defined by `self` for
34    /// the widget represented by `path`.
35    /// ## `path`
36    /// [`WidgetPath`][crate::WidgetPath] to query
37    /// ## `state`
38    /// state to query the style property for
39    /// ## `pspec`
40    /// The [`glib::ParamSpec`][crate::glib::ParamSpec] to query
41    ///
42    /// # Returns
43    ///
44    /// [`true`] if the property was found and has a value, [`false`] otherwise
45    ///
46    /// ## `value`
47    /// return location for the property value
48    #[doc(alias = "gtk_style_provider_get_style_property")]
49    #[doc(alias = "get_style_property")]
50    fn style_property(
51        &self,
52        path: &WidgetPath,
53        state: StateFlags,
54        pspec: impl AsRef<glib::ParamSpec>,
55    ) -> Option<glib::Value> {
56        unsafe {
57            let mut value = glib::Value::uninitialized();
58            let ret = from_glib(ffi::gtk_style_provider_get_style_property(
59                self.as_ref().to_glib_none().0,
60                path.to_glib_none().0,
61                state.into_glib(),
62                pspec.as_ref().to_glib_none().0,
63                value.to_glib_none_mut().0,
64            ));
65            if ret { Some(value) } else { None }
66        }
67    }
68}
69
70impl<O: IsA<StyleProvider>> StyleProviderExt for O {}
gtk/auto/style_provider.rs

gtk/auto/
style_provider.rs
