gtk4/
tree_model.rs

1// Take a look at the license at the top of the repository in the LICENSE file.
2
3use glib::{translate::*, value::FromValue};
4
5use crate::{ffi, prelude::*, TreeIter, TreeModel};
6
7// rustdoc-stripper-ignore-next
8/// Trait containing manually implemented methods of
9/// [`TreeModel`](crate::TreeModel).
10#[cfg_attr(feature = "v4_10", deprecated = "Since 4.10")]
11#[allow(deprecated)]
12pub trait TreeModelExtManual: IsA<TreeModel> + 'static {
13    #[doc(alias = "gtk_tree_model_get")]
14    #[doc(alias = "gtk_tree_model_get_value")]
15    #[doc(alias = "gtk_tree_model_get_valist")]
16    fn get_value(&self, iter: &TreeIter, column: i32) -> glib::Value {
17        let total_columns = self.as_ref().n_columns();
18        assert!(
19            column < total_columns,
20            "TreeModel has {total_columns} columns but TreeModelExt::get got {column} passed as a column number",
21        );
22        unsafe {
23            let mut value = glib::Value::uninitialized();
24            ffi::gtk_tree_model_get_value(
25                self.as_ref().to_glib_none().0,
26                mut_override(iter.to_glib_none().0),
27                column,
28                value.to_glib_none_mut().0,
29            );
30            value
31        }
32    }
33
34    #[doc(alias = "gtk_tree_model_get")]
35    #[doc(alias = "gtk_tree_model_get_value")]
36    #[doc(alias = "gtk_tree_model_get_valist")]
37    // rustdoc-stripper-ignore-next
38    /// Similar to [`Self::get_value`] but panics if the value is of a different
39    /// type.
40    fn get<V: for<'b> FromValue<'b> + 'static>(&self, iter: &TreeIter, column: i32) -> V {
41        let value = self.get_value(iter, column);
42        value
43            .get_owned::<V>()
44            .expect("Failed to get TreeModel value")
45    }
46}
47
48impl<O: IsA<TreeModel>> TreeModelExtManual for O {}
gtk4/tree_model.rs

gtk4/
tree_model.rs
