101 lines
2.5 KiB
Rust
101 lines
2.5 KiB
Rust
use gpui3::AnyElement;
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use smallvec::SmallVec;
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use crate::prelude::*;
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#[derive(Default, Debug, PartialEq, Eq, Clone, Copy)]
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pub enum ToastOrigin {
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#[default]
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Bottom,
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BottomRight,
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}
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/// A toast is a small, temporary window that appears to show a message to the user
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/// or indicate a required action.
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///
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/// Toasts should not persist on the screen for more than a few seconds unless
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/// they are actively showing the a process in progress.
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///
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/// Only one toast may be visible at a time.
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#[derive(Element)]
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pub struct Toast<S: 'static + Send + Sync> {
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origin: ToastOrigin,
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children: SmallVec<[AnyElement<S>; 2]>,
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}
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impl<S: 'static + Send + Sync> Toast<S> {
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pub fn new(origin: ToastOrigin) -> Self {
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Self {
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origin,
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children: SmallVec::new(),
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}
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}
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fn render(&mut self, _view: &mut S, cx: &mut ViewContext<S>) -> impl Element<ViewState = S> {
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let color = ThemeColor::new(cx);
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let mut div = div();
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if self.origin == ToastOrigin::Bottom {
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div = div.right_1_2();
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} else {
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div = div.right_4();
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}
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div.z_index(5)
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.absolute()
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.bottom_4()
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.flex()
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.py_2()
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.px_1p5()
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.min_w_64()
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.rounded_md()
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.fill(color.elevated_surface)
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.max_w_96()
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.children(self.children.drain(..))
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}
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}
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impl<S: 'static + Send + Sync> ParentElement for Toast<S> {
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type State = S;
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fn children_mut(&mut self) -> &mut SmallVec<[AnyElement<Self::State>; 2]> {
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&mut self.children
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}
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}
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#[cfg(feature = "stories")]
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pub use stories::*;
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#[cfg(feature = "stories")]
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mod stories {
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use std::marker::PhantomData;
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use crate::{Label, Story};
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use super::*;
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#[derive(Element)]
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pub struct ToastStory<S: 'static + Send + Sync + Clone> {
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state_type: PhantomData<S>,
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}
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impl<S: 'static + Send + Sync + Clone> ToastStory<S> {
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pub fn new() -> Self {
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Self {
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state_type: PhantomData,
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}
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}
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fn render(
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&mut self,
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_view: &mut S,
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cx: &mut ViewContext<S>,
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) -> impl Element<ViewState = S> {
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Story::container(cx)
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.child(Story::title_for::<_, Toast<S>>(cx))
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.child(Story::label(cx, "Default"))
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.child(Toast::new(ToastOrigin::Bottom).child(Label::new("label")))
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}
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}
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}
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