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import { Astal, Gdk, Gtk, Widget } from "astal/gtk3"
const { TOP, BOTTOM, LEFT, RIGHT } = Astal.WindowAnchor
type PopoverProps = Pick<
Widget.WindowProps,
| "name"
| "namespace"
| "className"
| "visible"
| "child"
| "marginBottom"
| "marginTop"
| "marginLeft"
| "marginRight"
| "halign"
| "valign"
> & {
onClose?(self: Widget.Window): void
}
/**
* Full screen window widget where you can space the child widget
* using margins and alignment properties.
*
* NOTE: Child widgets will assume they can span across the full window width
* this means that setting `wrap` or `ellipsize` on labels for example will not work
* without explicitly setting its `max_width_chars` property.
* For a workaround see Popover2.tsx
*/
export default function Popover({
child,
marginBottom,
marginTop,
marginLeft,
marginRight,
halign = Gtk.Align.CENTER,
valign = Gtk.Align.CENTER,
onClose,
...props
}: PopoverProps) {
return (
<window
{...props}
css="background-color: transparent"
keymode={Astal.Keymode.EXCLUSIVE}
anchor={TOP | BOTTOM | LEFT | RIGHT}
exclusivity={Astal.Exclusivity.IGNORE}
onNotifyVisible={(self) => {
if (!self.visible) onClose?.(self)
}}
// close when click occurs otside of child
onButtonPressEvent={(self, event) => {
const [, _x, _y] = event.get_coords()
const { x, y, width, height } = self
.get_child()!
.get_allocation()
const xOut = _x < x || _x > x + width
const yOut = _y < y || _y > y + height
// clicked outside
if (xOut || yOut) {
self.visible = false
}
}}
// close when hitting Escape
onKeyPressEvent={(self, event: Gdk.Event) => {
if (event.get_keyval()[1] === Gdk.KEY_Escape) {
self.visible = false
}
}}
>
<box
// make sure click event does not bubble up
onButtonPressEvent={() => true}
// child can be positioned with `halign` `valign` and margins
expand
halign={halign}
valign={valign}
marginBottom={marginBottom}
marginTop={marginTop}
marginStart={marginLeft}
marginEnd={marginRight}
>
{child}
</box>
</window>
)
}
|
