fyrox_ui/
loader.rs

1// Copyright (c) 2019-present Dmitry Stepanov and Fyrox Engine contributors.
2//
3// Permission is hereby granted, free of charge, to any person obtaining a copy
4// of this software and associated documentation files (the "Software"), to deal
5// in the Software without restriction, including without limitation the rights
6// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7// copies of the Software, and to permit persons to whom the Software is
8// furnished to do so, subject to the following conditions:
9//
10// The above copyright notice and this permission notice shall be included in all
11// copies or substantial portions of the Software.
12//
13// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
19// SOFTWARE.
20
21//! User Interface loader.
22
23use crate::constructor::new_widget_constructor_container;
24use crate::{
25    core::{uuid::Uuid, TypeUuidProvider},
26    UserInterface,
27};
28use fyrox_resource::{
29    io::ResourceIo,
30    loader::{BoxedLoaderFuture, LoaderPayload, ResourceLoader},
31    manager::ResourceManager,
32    state::LoadError,
33};
34use std::{path::PathBuf, sync::Arc};
35
36/// Default implementation for UI loading.
37pub struct UserInterfaceLoader {
38    pub resource_manager: ResourceManager,
39}
40
41impl ResourceLoader for UserInterfaceLoader {
42    fn extensions(&self) -> &[&str] {
43        &["ui"]
44    }
45
46    fn data_type_uuid(&self) -> Uuid {
47        UserInterface::type_uuid()
48    }
49
50    fn load(&self, path: PathBuf, io: Arc<dyn ResourceIo>) -> BoxedLoaderFuture {
51        let resource_manager = self.resource_manager.clone();
52        Box::pin(async move {
53            let io = io.as_ref();
54            let ui = UserInterface::load_from_file_ex(
55                &path,
56                Arc::new(new_widget_constructor_container()),
57                resource_manager,
58                io,
59            )
60            .await
61            .map_err(LoadError::new)?;
62            Ok(LoaderPayload::new(ui))
63        })
64    }
65}