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Convert Renderer::Theme to generic Widget type

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Héctor Ramón Jiménez 2024-01-21 17:56:01 +01:00
parent 545cc909c9
commit 7a50e9e8fb
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GPG key ID: 7CC46565708259A7
88 changed files with 1219 additions and 1153 deletions
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71
widget/src/lazy/responsive.rs
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@ -22,12 +22,17 @@ use std::ops::Deref;
/// A [`Responsive`] widget will always try to fill all the available space of
/// its parent.
#[allow(missing_debug_implementations)]
pub struct Responsive<'a, Message, Renderer = crate::Renderer> {
view: Box<dyn Fn(Size) -> Element<'a, Message, Renderer> + 'a>,
content: RefCell<Content<'a, Message, Renderer>>,
pub struct Responsive<
'a,
Message,
Theme = crate::Theme,
Renderer = crate::Renderer,
> {
view: Box<dyn Fn(Size) -> Element<'a, Message, Theme, Renderer> + 'a>,
content: RefCell<Content<'a, Message, Theme, Renderer>>,
}
impl<'a, Message, Renderer> Responsive<'a, Message, Renderer>
impl<'a, Message, Theme, Renderer> Responsive<'a, Message, Theme, Renderer>
where
Renderer: core::Renderer,
{
@ -38,7 +43,7 @@ where
/// the [`Responsive`] widget and, therefore, can be used to build the
/// contents of the widget in a responsive way.
pub fn new(
view: impl Fn(Size) -> Element<'a, Message, Renderer> + 'a,
view: impl Fn(Size) -> Element<'a, Message, Theme, Renderer> + 'a,
) -> Self {
Self {
view: Box::new(view),
@ -51,13 +56,13 @@ where
}
}
struct Content<'a, Message, Renderer> {
struct Content<'a, Message, Theme, Renderer> {
size: Size,
layout: Option<layout::Node>,
element: Element<'a, Message, Renderer>,
element: Element<'a, Message, Theme, Renderer>,
}
impl<'a, Message, Renderer> Content<'a, Message, Renderer>
impl<'a, Message, Theme, Renderer> Content<'a, Message, Theme, Renderer>
where
Renderer: core::Renderer,
{
@ -75,7 +80,7 @@ where
&mut self,
tree: &mut Tree,
new_size: Size,
view: &dyn Fn(Size) -> Element<'a, Message, Renderer>,
view: &dyn Fn(Size) -> Element<'a, Message, Theme, Renderer>,
) {
if self.size == new_size {
return;
@ -93,12 +98,12 @@ where
tree: &mut Tree,
renderer: R,
layout: Layout<'_>,
view: &dyn Fn(Size) -> Element<'a, Message, Renderer>,
view: &dyn Fn(Size) -> Element<'a, Message, Theme, Renderer>,
f: impl FnOnce(
&mut Tree,
R,
Layout<'_>,
&mut Element<'a, Message, Renderer>,
&mut Element<'a, Message, Theme, Renderer>,
) -> T,
) -> T
where
@ -120,8 +125,8 @@ struct State {
tree: RefCell<Tree>,
}
impl<'a, Message, Renderer> Widget<Message, Renderer>
for Responsive<'a, Message, Renderer>
impl<'a, Message, Theme, Renderer> Widget<Message, Theme, Renderer>
for Responsive<'a, Message, Theme, Renderer>
where
Renderer: core::Renderer,
{
@ -223,7 +228,7 @@ where
&self,
tree: &Tree,
renderer: &mut Renderer,
theme: &Renderer::Theme,
theme: &Theme,
style: &renderer::Style,
layout: Layout<'_>,
cursor: mouse::Cursor,
@ -274,7 +279,7 @@ where
tree: &'b mut Tree,
layout: Layout<'_>,
renderer: &Renderer,
) -> Option<overlay::Element<'b, Message, Renderer>> {
) -> Option<overlay::Element<'b, Message, Theme, Renderer>> {
use std::ops::DerefMut;
let state = tree.state.downcast_ref::<State>();
@ -283,7 +288,10 @@ where
content: self.content.borrow_mut(),
tree: state.tree.borrow_mut(),
types: PhantomData,
overlay_builder: |content: &mut RefMut<'_, Content<'_, _, _>>,
overlay_builder: |content: &mut RefMut<
'_,
Content<'_, _, _, _>,
>,
tree| {
content.update(tree, layout.bounds().size(), &self.view);
content.layout(tree, renderer);
@ -315,32 +323,36 @@ where
}
}
impl<'a, Message, Renderer> From<Responsive<'a, Message, Renderer>>
for Element<'a, Message, Renderer>
impl<'a, Message, Theme, Renderer>
From<Responsive<'a, Message, Theme, Renderer>>
for Element<'a, Message, Theme, Renderer>
where
Renderer: core::Renderer + 'a,
Message: 'a,
Theme: 'a,
Renderer: core::Renderer + 'a,
{
fn from(responsive: Responsive<'a, Message, Renderer>) -> Self {
fn from(responsive: Responsive<'a, Message, Theme, Renderer>) -> Self {
Self::new(responsive)
}
}
#[self_referencing]
struct Overlay<'a, 'b, Message, Renderer> {
content: RefMut<'a, Content<'b, Message, Renderer>>,
struct Overlay<'a, 'b, Message, Theme, Renderer> {
content: RefMut<'a, Content<'b, Message, Theme, Renderer>>,
tree: RefMut<'a, Tree>,
types: PhantomData<Message>,
#[borrows(mut content, mut tree)]
#[not_covariant]
overlay: Option<RefCell<Nested<'this, Message, Renderer>>>,
overlay: Option<RefCell<Nested<'this, Message, Theme, Renderer>>>,
}
impl<'a, 'b, Message, Renderer> Overlay<'a, 'b, Message, Renderer> {
impl<'a, 'b, Message, Theme, Renderer>
Overlay<'a, 'b, Message, Theme, Renderer>
{
fn with_overlay_maybe<T>(
&self,
f: impl FnOnce(&mut Nested<'_, Message, Renderer>) -> T,
f: impl FnOnce(&mut Nested<'_, Message, Theme, Renderer>) -> T,
) -> Option<T> {
self.with_overlay(|overlay| {
overlay.as_ref().map(|nested| (f)(&mut nested.borrow_mut()))
@ -349,7 +361,7 @@ impl<'a, 'b, Message, Renderer> Overlay<'a, 'b, Message, Renderer> {
fn with_overlay_mut_maybe<T>(
&mut self,
f: impl FnOnce(&mut Nested<'_, Message, Renderer>) -> T,
f: impl FnOnce(&mut Nested<'_, Message, Theme, Renderer>) -> T,
) -> Option<T> {
self.with_overlay_mut(|overlay| {
overlay.as_mut().map(|nested| (f)(nested.get_mut()))
@ -357,8 +369,9 @@ impl<'a, 'b, Message, Renderer> Overlay<'a, 'b, Message, Renderer> {
}
}
impl<'a, 'b, Message, Renderer> overlay::Overlay<Message, Renderer>
for Overlay<'a, 'b, Message, Renderer>
impl<'a, 'b, Message, Theme, Renderer>
overlay::Overlay<Message, Theme, Renderer>
for Overlay<'a, 'b, Message, Theme, Renderer>
where
Renderer: core::Renderer,
{
@ -378,7 +391,7 @@ where
fn draw(
&self,
renderer: &mut Renderer,
theme: &Renderer::Theme,
theme: &Theme,
style: &renderer::Style,
layout: Layout<'_>,
cursor: mouse::Cursor,