ferroui_controls/
combo_box_item.rs

1use crate::primitives::TemplatedControlImpl;
2use crate::{ComboBox, ContentControlImpl, ControlImpl, ListBoxItem};
3use ferroui_base::input::{InputElement, InputElementImpl};
4use ferroui_base::interactivity::InteractiveImpl;
5use ferroui_base::layout::LayoutableImpl;
6use ferroui_base::reactive::ObservableExt;
7use ferroui_base::{
8    ferro_class, ferro_impl_classes, instantiate, FerroObject, FerroObjectExtensions, FerroObjectImpl,
9    FerroObjectImplExt, Ref, StyledElementImpl, VisualImpl,
10};
11
12/// A selectable item in a [`ComboBox`].
13#[repr(C)]
14pub struct ComboBoxItem {
15    base: ListBoxItem,
16}
17
18ferro_class!(ComboBoxItem: ListBoxItem);
19ferroui_base::ferro_class_info!(ComboBoxItem { new: ComboBoxItem::new });
20ferro_impl_classes!(
21    ComboBoxItem: StyledElementImpl,
22    VisualImpl,
23    LayoutableImpl,
24    InteractiveImpl,
25    InputElementImpl,
26    ControlImpl,
27    TemplatedControlImpl,
28    ContentControlImpl
29);
30
31impl FerroObjectImpl for ComboBoxItem {
32    fn constructed(this: &Self) {
33        Self::parent_constructed(this);
34
35        let weak = this.to_ref().downgrade();
36        let object: &FerroObject = this;
37        FerroObjectExtensions::get_observable(object, InputElement::is_focused_property()).subscribe_fn(move |focused| {
38            if focused {
39                let Some(this) = weak.upgrade() else { return };
40                if let Some(parent) = this.parent().and_then(|parent| parent.cast::<ComboBox>()) {
41                    parent.item_focused(&this);
42                }
43            }
44        });
45    }
46}
47
48impl ComboBoxItem {
49    /// Creates the class data; see [`ferroui_base::FerroObject::construct`].
50    pub fn construct() -> Self {
51        Self { base: ListBoxItem::construct() }
52    }
53
54    pub fn new() -> Ref<Self> {
55        instantiate(Self::construct())
56    }
57
58    fn static_constructor() {
59        crate::automation::AutomationProperties::control_type_override_property()
60            .override_default_value::<ComboBoxItem>(Some(crate::automation::peers::AutomationControlType::ComboBoxItem));
61    }
62}
ferroui_controls/combo_box_item.rs

ferroui_controls/
combo_box_item.rs
