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This commit is contained in:
Nathan Sobo 2023-08-22 09:07:45 -06:00
parent ff7b25c538
commit 53679ce045
8 changed files with 228 additions and 263 deletions
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206
crates/gpui/playground/src/components.rs
View file

@ -1,131 +1,101 @@
// use crate::{
// element::{Element, ElementMetadata, ParentElement},
// frame,
// text::ArcCow,
// themes::rose_pine,
// };
// use gpui::{platform::MouseButton, ViewContext};
// use playground_macros::Element;
// use std::{marker::PhantomData, rc::Rc};
use crate::{
div::div,
element::{Element, ParentElement},
style::StyleHelpers,
text::ArcCow,
themes::rose_pine,
};
use gpui::ViewContext;
use playground_macros::Element;
// struct ButtonHandlers<V, D> {
// click: Option<Rc<dyn Fn(&mut V, &D, &mut ViewContext<V>)>>,
// }
use std::{marker::PhantomData, rc::Rc};
// impl<V, D> Default for ButtonHandlers<V, D> {
// fn default() -> Self {
// Self { click: None }
// }
// }
struct ButtonHandlers<V, D> {
click: Option<Rc<dyn Fn(&mut V, &D, &mut ViewContext<V>)>>,
}
// #[derive(Element)]
// #[element_crate = "crate"]
// pub struct Button<V: 'static, D: 'static> {
// metadata: ElementMetadata<V>,
// handlers: ButtonHandlers<V, D>,
// label: Option<ArcCow<'static, str>>,
// icon: Option<ArcCow<'static, str>>,
// data: Rc<D>,
// view_type: PhantomData<V>,
// }
impl<V, D> Default for ButtonHandlers<V, D> {
fn default() -> Self {
Self { click: None }
}
}
// // Impl block for buttons without data.
// // See below for an impl block for any button.
// impl<V: 'static> Button<V, ()> {
// fn new() -> Self {
// Self {
// metadata: Default::default(),
// handlers: ButtonHandlers::default(),
// label: None,
// icon: None,
// data: Rc::new(()),
// view_type: PhantomData,
// }
// }
use crate as playground;
#[derive(Element)]
pub struct Button<V: 'static, D: 'static> {
handlers: ButtonHandlers<V, D>,
label: Option<ArcCow<'static, str>>,
icon: Option<ArcCow<'static, str>>,
data: Rc<D>,
view_type: PhantomData<V>,
}
// pub fn data<D: 'static>(self, data: D) -> Button<V, D> {
// Button {
// metadata: Default::default(),
// handlers: ButtonHandlers::default(),
// label: self.label,
// icon: self.icon,
// data: Rc::new(data),
// view_type: PhantomData,
// }
// }
// }
// Impl block for buttons without data.
// See below for an impl block for any button.
impl<V: 'static> Button<V, ()> {
fn new() -> Self {
Self {
handlers: ButtonHandlers::default(),
label: None,
icon: None,
data: Rc::new(()),
view_type: PhantomData,
}
}
// // Impl block for *any* button.
// impl<V: 'static, D: 'static> Button<V, D> {
// pub fn label(mut self, label: impl Into<ArcCow<'static, str>>) -> Self {
// self.label = Some(label.into());
// self
// }
pub fn data<D: 'static>(self, data: D) -> Button<V, D> {
Button {
handlers: ButtonHandlers::default(),
label: self.label,
icon: self.icon,
data: Rc::new(data),
view_type: PhantomData,
}
}
}
// pub fn icon(mut self, icon: impl Into<ArcCow<'static, str>>) -> Self {
// self.icon = Some(icon.into());
// self
// }
// Impl block for *any* button.
impl<V: 'static, D: 'static> Button<V, D> {
pub fn label(mut self, label: impl Into<ArcCow<'static, str>>) -> Self {
self.label = Some(label.into());
self
}
// pub fn click(self, handler: impl Fn(&mut V, &D, &mut ViewContext<V>) + 'static) -> Self {
// let data = self.data.clone();
// Element::click(self, MouseButton::Left, move |view, _, cx| {
// handler(view, data.as_ref(), cx);
// })
// }
// }
pub fn icon(mut self, icon: impl Into<ArcCow<'static, str>>) -> Self {
self.icon = Some(icon.into());
self
}
// pub fn button<V>() -> Button<V, ()> {
// Button::new()
// }
// pub fn click(self, handler: impl Fn(&mut V, &D, &mut ViewContext<V>) + 'static) -> Self {
// let data = self.data.clone();
// Self::click(self, MouseButton::Left, move |view, _, cx| {
// handler(view, data.as_ref(), cx);
// })
// }
}
// impl<V: 'static, D: 'static> Button<V, D> {
// fn render(&mut self, view: &mut V, cx: &mut ViewContext<V>) -> impl Element<V> {
// // TODO: Drive theme from the context
// let button = frame()
// .fill(rose_pine::dawn().error(0.5))
// .h_4()
// .children(self.label.clone());
pub fn button<V>() -> Button<V, ()> {
Button::new()
}
// if let Some(handler) = self.handlers.click.clone() {
// let data = self.data.clone();
// button.mouse_down(MouseButton::Left, move |view, event, cx| {
// handler(view, data.as_ref(), cx)
// })
// } else {
// button
// }
// }
// }
impl<V: 'static, D: 'static> Button<V, D> {
fn render(&mut self, view: &mut V, cx: &mut ViewContext<V>) -> impl Element<V> {
// TODO: Drive theme from the context
let button = div()
.fill(rose_pine::dawn().error(0.5))
.h_4()
.children(self.label.clone());
// // impl<V: 'static, D> Element<V> for Button<V, D> {
// // type Layout = AnyElement<V>;
button
// // fn style_mut(&mut self) -> &mut crate::style::ElementStyle {
// // &mut self.metadata.style
// // }
// // fn handlers_mut(&mut self) -> &mut crate::element::ElementHandlers<V> {
// // &mut self.metadata.handlers
// // }
// // fn layout(
// // &mut self,
// // view: &mut V,
// // cx: &mut crate::element::LayoutContext<V>,
// // ) -> anyhow::Result<(taffy::tree::NodeId, Self::Layout)> {
// // let mut element = self.render(view, cx).into_any();
// // let node_id = element.layout(view, cx)?;
// // Ok((node_id, element))
// // }
// // fn paint<'a>(
// // &mut self,
// // layout: crate::element::Layout<'a, Self::Layout>,
// // view: &mut V,
// // cx: &mut crate::element::PaintContext<V>,
// // ) -> anyhow::Result<()> {
// // layout.from_element.paint(view, cx)?;
// // Ok(())
// // }
// // }
// TODO: Event handling
// if let Some(handler) = self.handlers.click.clone() {
// let data = self.data.clone();
// // button.mouse_down(MouseButton::Left, move |view, event, cx| {
// // handler(view, data.as_ref(), cx)
// // })
// } else {
// button
// }
}
}

28
crates/gpui/playground/src/div.rs
View file

@ -1,8 +1,8 @@
use crate::{
element::{AnyElement, Element, Layout},
element::{AnyElement, Element, Layout, ParentElement},
layout_context::LayoutContext,
paint_context::PaintContext,
style::{Style, StyleRefinement, Styleable},
style::{Style, StyleHelpers, StyleRefinement, Styleable},
};
use anyhow::Result;
use gpui::{platform::MouseMovedEvent, EventContext, LayoutId};
@ -14,14 +14,6 @@ pub struct Div<V> {
children: SmallVec<[AnyElement<V>; 2]>,
}
impl<V> Styleable for Div<V> {
type Style = Style;
fn declared_style(&mut self) -> &mut StyleRefinement {
&mut self.style
}
}
pub fn div<V>() -> Div<V> {
Div {
style: Default::default(),
@ -55,6 +47,22 @@ impl<V: 'static> Element<V> for Div<V> {
}
}
impl<V> Styleable for Div<V> {
type Style = Style;
fn declared_style(&mut self) -> &mut crate::style::StyleRefinement {
&mut self.style
}
}
impl<V> StyleHelpers for Div<V> {}
impl<V: 'static> ParentElement<V> for Div<V> {
fn children_mut(&mut self) -> &mut SmallVec<[AnyElement<V>; 2]> {
&mut self.children
}
}
pub trait Interactive<V> {
fn declared_interactions(&mut self) -> &mut Interactions<V>;

27
crates/gpui/playground/src/element.rs
View file

@ -1,12 +1,12 @@
use anyhow::Result;
use derive_more::{Deref, DerefMut};
use gpui::geometry::rect::RectF;
use gpui::EngineLayout;
use gpui::{geometry::rect::RectF, EngineLayout};
use smallvec::SmallVec;
use std::marker::PhantomData;
use util::ResultExt;
use crate::layout_context::LayoutContext;
use crate::paint_context::PaintContext;
pub use crate::layout_context::LayoutContext;
pub use crate::paint_context::PaintContext;
type LayoutId = gpui::LayoutId;
@ -21,11 +21,11 @@ pub struct Layout<V, D> {
}
impl<V: 'static, D> Layout<V, D> {
pub fn new(id: LayoutId, engine_layout: Option<EngineLayout>, element_data: D) -> Self {
pub fn new(id: LayoutId, element_data: D) -> Self {
Self {
id,
engine_layout,
element_data,
engine_layout: None,
element_data: element_data,
view_type: PhantomData,
}
}
@ -44,6 +44,14 @@ impl<V: 'static, D> Layout<V, D> {
}
}
impl<V: 'static> Layout<V, Option<AnyElement<V>>> {
pub fn paint(&mut self, view: &mut V, cx: &mut PaintContext<V>) {
let mut element = self.element_data.take().unwrap();
element.paint(view, self.id, cx);
self.element_data = Some(element);
}
}
pub trait Element<V: 'static>: 'static {
type Layout;
@ -97,6 +105,9 @@ impl<V, E: Element<V>> ElementStateObject<V> for ElementState<V, E> {
fn paint(&mut self, view: &mut V, layout_id: LayoutId, cx: &mut PaintContext<V>) {
let layout = self.layout.as_mut().expect("paint called before layout");
if layout.engine_layout.is_none() {
layout.engine_layout = cx.computed_layout(layout_id).log_err()
}
self.element.paint(view, layout, cx)
}
}
@ -115,7 +126,7 @@ impl<V> AnyElement<V> {
}
pub trait ParentElement<V: 'static> {
fn children_mut(&mut self) -> &mut Vec<AnyElement<V>>;
fn children_mut(&mut self) -> &mut SmallVec<[AnyElement<V>; 2]>;
fn child(mut self, child: impl IntoElement<V>) -> Self
where

2
crates/gpui/playground/src/layout_context.rs
View file

@ -49,6 +49,6 @@ impl<'a, 'b, 'c, 'd, V: 'static> LayoutContext<'a, 'b, 'c, 'd, V> {
.ok_or_else(|| anyhow!("no layout engine"))?
.add_node(style.to_taffy(rem_size), children)?;
Ok(Layout::new(id, None, element_data))
Ok(Layout::new(id, element_data))
}
}

55
crates/gpui/playground/src/playground.rs
View file

@ -1,8 +1,14 @@
#![allow(dead_code, unused_variables)]
use crate::{color::black, style::StyleHelpers};
use element::Element;
use gpui::{
geometry::{rect::RectF, vector::vec2f},
platform::WindowOptions,
};
use log::LevelFilter;
use simplelog::SimpleLogger;
use themes::ThemeColors;
use themes::{rose_pine, ThemeColors};
use view::view;
mod adapter;
mod color;
@ -21,32 +27,33 @@ fn main() {
SimpleLogger::init(LevelFilter::Info, Default::default()).expect("could not initialize logger");
gpui::App::new(()).unwrap().run(|cx| {
// cx.add_window(
// WindowOptions {
// bounds: gpui::platform::WindowBounds::Fixed(RectF::new(
// vec2f(0., 0.),
// vec2f(400., 300.),
// )),
// center: true,
// ..Default::default()
// },
// |_| view(|_| playground(&rose_pine::moon())),
// );
cx.add_window(
WindowOptions {
bounds: gpui::platform::WindowBounds::Fixed(RectF::new(
vec2f(0., 0.),
vec2f(400., 300.),
)),
center: true,
..Default::default()
},
|_| view(|_| playground(&rose_pine::moon())),
);
cx.platform().activate(true);
});
}
// fn playground<V: 'static>(theme: &ThemeColors) -> impl Element<V> {
// todo!()
// // frame()
// // .text_color(black())
// // .h_full()
// // .w_half()
// // .fill(theme.success(0.5))
// // .hover()
// // .fill(theme.error(0.5))
// // .child(button().label("Hello").click(|_, _, _| println!("click!")))
// }
fn playground<V: 'static>(theme: &ThemeColors) -> impl Element<V> {
use div::div;
div()
.text_color(black())
.h_full()
.w_24()
.fill(theme.success(0.5))
// .hover()
// .fill(theme.error(0.5))
// .child(button().label("Hello").click(|_, _, _| println!("click!")))
}
// todo!()
// // column()

20
crates/gpui/playground/src/style.rs
View file

@ -257,7 +257,7 @@ pub trait Styleable {
}
}
// Tailwind-style helpers methods that take and return mut self
// Helpers methods that take and return mut self. This includes tailwind style methods for standard sizes etc.
//
// Example:
// // Sets the padding to 0.5rem, just like class="p-2" in Tailwind.
@ -265,4 +265,22 @@ pub trait Styleable {
use crate as playground; // Macro invocation references this crate as playground.
pub trait StyleHelpers: Styleable<Style = Style> {
styleable_helpers!();
fn fill<F>(mut self, fill: F) -> Self
where
F: Into<Fill>,
Self: Sized,
{
self.declared_style().fill = Some(fill.into());
self
}
fn text_color<C>(mut self, color: C) -> Self
where
C: Into<Hsla>,
Self: Sized,
{
self.declared_style().text_color = Some(color.into());
self
}
}