102 lines
3.3 KiB
Rust
102 lines
3.3 KiB
Rust
//! ElyShow's one open dialog.
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use ely_gpui_component::{forms::TextInput, primitives::Severity};
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use ely_office::prelude::*;
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use gpui::{App, Context, Entity, IntoElement as _};
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use crate::deck::Deck;
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/// What the open dialog asks.
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pub enum Dialog {
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New(crate::new::Choosing),
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Table {
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tab: u64,
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columns: u16,
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rows: u16,
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},
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Chart(Box<crate::chart::Editing>),
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/// A new comment, or an edit of one.
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Remark {
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tab: u64,
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edit: Option<String>,
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field: Entity<TextInput>,
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},
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Show(crate::slideshow::start::Starting),
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Output(crate::output::Output),
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Check(Vec<crate::check::Finding>),
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}
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/// Changes the open dialog's state.
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pub(crate) fn edit(
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this: &Entity<Deck>,
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cx: &mut App,
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change: impl FnOnce(&mut Dialog, &mut Context<Deck>),
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) {
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this.update(cx, |deck, cx| {
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if let Some(mut dialog) = deck.dialog.take() {
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change(&mut dialog, cx);
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deck.dialog = Some(dialog);
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}
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cx.notify();
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});
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}
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impl Deck {
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/// Opens `dialog`, or hands it back while another is open.
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pub(crate) fn open_dialog(&mut self, dialog: Dialog, cx: &mut Context<Self>) -> Result<(), Dialog> {
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if self.dialog.is_some() {
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let text = Deck::text(cx, "show.dialog.busy", &[]);
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self.toast(text, Severity::Warning, cx);
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return Err(dialog);
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}
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self.dialog = Some(dialog);
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cx.notify();
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Ok(())
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}
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/// A read that will open a dialog; earlier ones lapse.
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pub fn ask_dialog(&mut self) -> u64 {
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self.dialog_asked += 1;
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self.dialog_asked
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}
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/// A dialog or tab change ends earlier asks.
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pub(crate) fn watch_dialogs(&mut self) {
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let now = (self.dialog.as_ref().map(std::mem::discriminant), self.core.active);
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if self.dialog_seen != now {
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self.dialog_seen = now;
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self.dialog_asked += 1;
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}
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}
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/// Whether read `asked` still stands; `open_dialog` checks the rest.
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pub fn dialog_due(&self, asked: u64, id: u64) -> bool {
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self.dialog_asked == asked && self.core.active == Some(id)
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}
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/// The open dialog, drawn.
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pub fn dialog_element(&mut self, cx: &mut Context<Self>) -> Option<gpui::AnyElement> {
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if matches!(self.dialog, Some(Dialog::New(_))) {
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return self.new_dialog(cx);
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}
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Some(match self.dialog.as_ref()? {
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Dialog::New(_) => unreachable!("drawn above"),
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Dialog::Table { columns, rows, .. } => self.table_dialog((*columns, *rows), cx),
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Dialog::Chart(editing) => self.chart_dialog(editing, cx),
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Dialog::Remark { tab, edit, field } => self.remark_dialog((*tab, edit), field, cx),
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Dialog::Show(starting) => self.show_dialog(starting, cx),
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Dialog::Check(found) => self.check_dialog(found, cx),
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Dialog::Output(output) => {
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let closing = cx.entity();
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let dismiss = move |_: &mut gpui::Window, cx: &mut App| {
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closing.update(cx, |deck, cx| {
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deck.dialog = None;
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cx.notify();
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})
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};
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crate::output::output_dialog(cx.entity(), output, dismiss, cx).into_any_element()
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}
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})
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}
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}
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