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Add tooltip to follow collaborators

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This commit is contained in:
Antonio Scandurra 2022-06-15 17:01:48 +02:00
parent 8a146e49ca
commit 516bd13474
6 changed files with 86 additions and 72 deletions
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54
crates/gpui/src/elements/tooltip.rs
View file

@ -49,7 +49,7 @@ pub struct KeystrokeStyle {
}
impl Tooltip {
pub fn new<T: View>(
pub fn new<Tag: 'static, T: View>(
id: usize,
text: String,
action: Option<Box<dyn Action>>,
@ -57,7 +57,10 @@ impl Tooltip {
child: ElementBox,
cx: &mut RenderContext<T>,
) -> Self {
let state_handle = cx.element_state::<TooltipState, Rc<TooltipState>>(id);
struct ElementState<Tag>(Tag);
struct MouseEventHandlerState<Tag>(Tag);
let state_handle = cx.element_state::<ElementState<Tag>, Rc<TooltipState>>(id);
let state = state_handle.read(cx).clone();
let tooltip = if state.visible.get() {
let mut collapsed_tooltip = Self::render_tooltip(
@ -86,33 +89,34 @@ impl Tooltip {
} else {
None
};
let child = MouseEventHandler::new::<Self, _, _>(id, cx, |_, _| child)
.on_hover(move |position, hover, cx| {
let window_id = cx.window_id();
if let Some(view_id) = cx.view_id() {
if hover {
if !state.visible.get() {
state.position.set(position);
let child =
MouseEventHandler::new::<MouseEventHandlerState<Tag>, _, _>(id, cx, |_, _| child)
.on_hover(move |position, hover, cx| {
let window_id = cx.window_id();
if let Some(view_id) = cx.view_id() {
if hover {
if !state.visible.get() {
state.position.set(position);
let mut debounce = state.debounce.borrow_mut();
if debounce.is_none() {
*debounce = Some(cx.spawn({
let state = state.clone();
|mut cx| async move {
cx.background().timer(DEBOUNCE_TIMEOUT).await;
state.visible.set(true);
cx.update(|cx| cx.notify_view(window_id, view_id));
}
}));
let mut debounce = state.debounce.borrow_mut();
if debounce.is_none() {
*debounce = Some(cx.spawn({
let state = state.clone();
|mut cx| async move {
cx.background().timer(DEBOUNCE_TIMEOUT).await;
state.visible.set(true);
cx.update(|cx| cx.notify_view(window_id, view_id));
}
}));
}
}
} else {
state.visible.set(false);
state.debounce.take();
}
} else {
state.visible.set(false);
state.debounce.take();
}
}
})
.boxed();
})
.boxed();
Self {
child,
tooltip,