use crate::api::Value;
use sixtyfps_corelib::model::Model;
use std::cell::RefCell;
pub struct ValueModel {
value: RefCell<Value>,
notify: sixtyfps_corelib::model::ModelNotify,
}
impl ValueModel {
pub fn new(value: Value) -> Self {
Self { value: RefCell::new(value), notify: Default::default() }
}
}
impl Model for ValueModel {
type Data = Value;
fn row_count(&self) -> usize {
match &*self.value.borrow() {
Value::Bool(b) => {
if *b {
1
} else {
0
}
}
Value::Number(x) => *x as usize,
Value::Array(a) => a.len(),
Value::Void => 0,
Value::Model(model_ptr) => model_ptr.row_count(),
x => panic!("Invalid model {:?}", x),
}
}
fn row_data(&self, row: usize) -> Self::Data {
match &*self.value.borrow() {
Value::Bool(_) => Value::Void,
Value::Number(_) => Value::Number(row as _),
Value::Array(a) => a[row].clone(),
Value::Model(model_ptr) => model_ptr.row_data(row),
x => panic!("Invalid model {:?}", x),
}
}
fn attach_peer(&self, peer: sixtyfps_corelib::model::ModelPeer) {
if let Value::Model(ref model_ptr) = *self.value.borrow() {
model_ptr.attach_peer(peer.clone())
}
self.notify.attach(peer)
}
fn set_row_data(&self, row: usize, data: Self::Data) {
match &mut *self.value.borrow_mut() {
Value::Array(a) => {
a.make_mut_slice()[row] = data;
self.notify.row_changed(row)
}
Value::Model(model_ptr) => model_ptr.set_row_data(row, data),
_ => eprintln!("Trying to change the value of a read-only integer model."),
}
}
fn as_any(&self) -> &dyn core::any::Any {
self
}
}