Files
coop/crates/ui/src/modal.rs
reya a30f2dcc8a refactor ui (#17)
* wip: redesign sidebar

* wip: adjust dpi

* update

* update

* refactor modal

* fix modal
2025-04-18 13:43:07 +07:00

261 lines
10 KiB
Rust

use crate::{
animation::cubic_bezier,
button::{Button, ButtonCustomVariant, ButtonVariants as _},
theme::{scale::ColorScaleStep, ActiveTheme as _},
v_flex, ContextModal, IconName, Sizable as _, StyledExt,
};
use gpui::{
actions, anchored, div, point, prelude::FluentBuilder, px, Animation, AnimationExt as _,
AnyElement, App, Bounds, ClickEvent, Div, FocusHandle, InteractiveElement, IntoElement,
KeyBinding, MouseButton, ParentElement, Pixels, Point, RenderOnce, SharedString, Styled,
Window,
};
use std::{rc::Rc, time::Duration};
actions!(modal, [Escape]);
const CONTEXT: &str = "Modal";
pub fn init(cx: &mut App) {
cx.bind_keys([KeyBinding::new("escape", Escape, Some(CONTEXT))])
}
type OnClose = Rc<dyn Fn(&ClickEvent, &mut Window, &mut App) + 'static>;
#[derive(IntoElement)]
pub struct Modal {
base: Div,
title: Option<AnyElement>,
footer: Option<AnyElement>,
content: Div,
width: Pixels,
max_width: Option<Pixels>,
margin_top: Option<Pixels>,
on_close: OnClose,
closable: bool,
keyboard: bool,
/// This will be change when open the modal, the focus handle is create when open the modal.
pub(crate) focus_handle: FocusHandle,
pub(crate) layer_ix: usize,
pub(crate) overlay: bool,
}
impl Modal {
pub fn new(_window: &mut Window, cx: &mut App) -> Self {
let base = v_flex()
.bg(cx.theme().background)
.border_1()
.border_color(cx.theme().base.step(cx, ColorScaleStep::SEVEN))
.rounded_xl()
.shadow_md();
Self {
base,
focus_handle: cx.focus_handle(),
title: None,
footer: None,
content: v_flex(),
margin_top: None,
width: px(480.),
max_width: None,
overlay: true,
keyboard: true,
closable: true,
layer_ix: 0,
on_close: Rc::new(|_, _, _| {}),
}
}
/// Sets the title of the modal.
pub fn title(mut self, title: impl IntoElement) -> Self {
self.title = Some(title.into_any_element());
self
}
/// Set the footer of the modal.
pub fn footer(mut self, footer: impl IntoElement) -> Self {
self.footer = Some(footer.into_any_element());
self
}
/// Sets the callback for when the modal is closed.
pub fn on_close(
mut self,
on_close: impl Fn(&ClickEvent, &mut Window, &mut App) + 'static,
) -> Self {
self.on_close = Rc::new(on_close);
self
}
/// Sets the false to make modal unclosable, default: true
pub fn closable(mut self, closable: bool) -> Self {
self.closable = closable;
self
}
/// Set the top offset of the modal, defaults to None, will use the 1/10 of the viewport height.
pub fn margin_top(mut self, margin_top: Pixels) -> Self {
self.margin_top = Some(margin_top);
self
}
/// Sets the width of the modal, defaults to 480px.
pub fn width(mut self, width: Pixels) -> Self {
self.width = width;
self
}
/// Set the maximum width of the modal, defaults to `None`.
pub fn max_w(mut self, max_width: Pixels) -> Self {
self.max_width = Some(max_width);
self
}
/// Set the overlay of the modal, defaults to `true`.
pub fn overlay(mut self, overlay: bool) -> Self {
self.overlay = overlay;
self
}
/// Set whether to support keyboard esc to close the modal, defaults to `true`.
pub fn keyboard(mut self, keyboard: bool) -> Self {
self.keyboard = keyboard;
self
}
pub(crate) fn has_overlay(&self) -> bool {
self.overlay
}
}
impl ParentElement for Modal {
fn extend(&mut self, elements: impl IntoIterator<Item = AnyElement>) {
self.content.extend(elements);
}
}
impl Styled for Modal {
fn style(&mut self) -> &mut gpui::StyleRefinement {
self.base.style()
}
}
impl RenderOnce for Modal {
fn render(self, window: &mut Window, cx: &mut App) -> impl gpui::IntoElement {
let layer_ix = self.layer_ix;
let on_close = self.on_close.clone();
let window_paddings = crate::window_border::window_paddings(window, cx);
let view_size = window.viewport_size()
- gpui::size(
window_paddings.left + window_paddings.right,
window_paddings.top + window_paddings.bottom,
);
let bounds = Bounds {
origin: Point::default(),
size: view_size,
};
let offset_top = px(layer_ix as f32 * 2.);
let y = self.margin_top.unwrap_or(view_size.height / 16.) + offset_top;
let x = bounds.center().x - self.width / 2.;
anchored()
.position(point(window_paddings.left, window_paddings.top))
.snap_to_window()
.child(
div()
.occlude()
.w(view_size.width)
.h(view_size.height)
.when(self.overlay, |this| {
this.bg(cx.theme().base.step_alpha(cx, ColorScaleStep::EIGHT))
})
.when(self.closable, |this| {
this.on_mouse_down(MouseButton::Left, {
let on_close = self.on_close.clone();
move |_, window, cx| {
on_close(&ClickEvent::default(), window, cx);
window.close_modal(cx);
}
})
})
.child(
self.base
.id(SharedString::from(format!("modal-{layer_ix}")))
.key_context(CONTEXT)
.track_focus(&self.focus_handle)
.absolute()
.occlude()
.relative()
.left(x)
.top(y)
.w(self.width)
.when_some(self.max_width, |this, w| this.max_w(w))
.px_4()
.pb_4()
.child(
div()
.h_12()
.mb_2()
.border_b_1()
.border_color(cx.theme().base.step(cx, ColorScaleStep::SIX))
.flex()
.items_center()
.justify_between()
.when_some(self.title, |this, title| {
this.child(div().font_semibold().child(title))
})
.when(self.closable, |this| {
this.child(
Button::new(SharedString::from(format!(
"modal-close-{layer_ix}"
)))
.small()
.icon(IconName::CloseCircleFill)
.custom(
ButtonCustomVariant::new(window, cx)
.foreground(
cx.theme()
.base
.step(cx, ColorScaleStep::NINE),
)
.color(cx.theme().transparent)
.hover(cx.theme().transparent)
.active(cx.theme().transparent)
.border(cx.theme().transparent),
)
.on_click(move |_, window, cx| {
on_close(&ClickEvent::default(), window, cx);
window.close_modal(cx);
}),
)
}),
)
.child(self.content)
.children(self.footer)
.when(self.keyboard, |this| {
this.on_action({
let on_close = self.on_close.clone();
move |_: &Escape, window, cx| {
// FIXME:
//
// Here some Modal have no focus_handle, so it will not work will Escape key.
// But by now, we `cx.close_modal()` going to close the last active model, so the Escape is unexpected to work.
on_close(&ClickEvent::default(), window, cx);
window.close_modal(cx);
}
})
})
.with_animation(
"slide-down",
Animation::new(Duration::from_secs_f64(0.25))
.with_easing(cubic_bezier(0.32, 0.72, 0., 1.)),
move |this, delta| {
let y_offset = px(0.) + delta * px(30.);
this.top(y + y_offset)
},
),
),
)
}
}