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Introduce visible_bounds operation for Container

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Héctor Ramón Jiménez 2023-07-27 01:02:28 +02:00
parent e29754f32d
commit e2ba7ece83
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GPG key ID: 140CC052C94F138E
16 changed files with 201 additions and 25 deletions
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32
core/src/widget/operation.rs
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@ -8,6 +8,7 @@ pub use scrollable::Scrollable;
pub use text_input::TextInput;
use crate::widget::Id;
use crate::{Rectangle, Vector};
use std::any::Any;
use std::fmt;
@ -23,6 +24,7 @@ pub trait Operation<T> {
fn container(
&mut self,
id: Option<&Id>,
bounds: Rectangle,
operate_on_children: &mut dyn FnMut(&mut dyn Operation<T>),
);
@ -30,7 +32,14 @@ pub trait Operation<T> {
fn focusable(&mut self, _state: &mut dyn Focusable, _id: Option<&Id>) {}
/// Operates on a widget that can be scrolled.
fn scrollable(&mut self, _state: &mut dyn Scrollable, _id: Option<&Id>) {}
fn scrollable(
&mut self,
_state: &mut dyn Scrollable,
_id: Option<&Id>,
_bounds: Rectangle,
_translation: Vector,
) {
}
/// Operates on a widget that has text input.
fn text_input(&mut self, _state: &mut dyn TextInput, _id: Option<&Id>) {}
@ -92,6 +101,7 @@ where
fn container(
&mut self,
id: Option<&Id>,
bounds: Rectangle,
operate_on_children: &mut dyn FnMut(&mut dyn Operation<B>),
) {
struct MapRef<'a, A> {
@ -102,11 +112,12 @@ where
fn container(
&mut self,
id: Option<&Id>,
bounds: Rectangle,
operate_on_children: &mut dyn FnMut(&mut dyn Operation<B>),
) {
let Self { operation, .. } = self;
operation.container(id, &mut |operation| {
operation.container(id, bounds, &mut |operation| {
operate_on_children(&mut MapRef { operation });
});
}
@ -115,8 +126,10 @@ where
&mut self,
state: &mut dyn Scrollable,
id: Option<&Id>,
bounds: Rectangle,
translation: Vector,
) {
self.operation.scrollable(state, id);
self.operation.scrollable(state, id, bounds, translation);
}
fn focusable(
@ -145,15 +158,21 @@ where
MapRef {
operation: operation.as_mut(),
}
.container(id, operate_on_children);
.container(id, bounds, operate_on_children);
}
fn focusable(&mut self, state: &mut dyn Focusable, id: Option<&Id>) {
self.operation.focusable(state, id);
}
fn scrollable(&mut self, state: &mut dyn Scrollable, id: Option<&Id>) {
self.operation.scrollable(state, id);
fn scrollable(
&mut self,
state: &mut dyn Scrollable,
id: Option<&Id>,
bounds: Rectangle,
translation: Vector,
) {
self.operation.scrollable(state, id, bounds, translation);
}
fn text_input(&mut self, state: &mut dyn TextInput, id: Option<&Id>) {
@ -197,6 +216,7 @@ pub fn scope<T: 'static>(
fn container(
&mut self,
id: Option<&Id>,
_bounds: Rectangle,
operate_on_children: &mut dyn FnMut(&mut dyn Operation<Message>),
) {
if id == Some(&self.target) {