mapcomplete/UI/MessageBoxHandler.ts
2020-06-28 00:06:23 +02:00

58 lines
No EOL
1.6 KiB
TypeScript

/**
* Keeps 'messagebox' and 'messageboxmobile' in sync, shows a 'close' button on the latter one
*/
import {UIEventSource} from "./UIEventSource";
import {UIElement} from "./UIElement";
import {FixedUiElement} from "./FixedUiElement";
import {VariableUiElement} from "./VariableUIElement";
export class MessageBoxHandler {
private _uielement: UIEventSource<() => UIElement>;
constructor(uielement: UIEventSource<() => UIElement>,
onClear: (() => void)) {
this._uielement = uielement;
this.listenTo(uielement);
this.update();
new VariableUiElement(new UIEventSource<string>("<h2>Naar de kaart</h2>"),
(htmlElement) => {
document.getElementById("to-the-map").onclick = function () {
uielement.setData(undefined);
onClear();
}
}
).AttachTo("to-the-map");
}
listenTo(uiEventSource: UIEventSource<any>) {
const self = this;
uiEventSource.addCallback(function () {
self.update();
})
}
update() {
const wrapper = document.getElementById("messagesboxmobilewrapper");
const gen = this._uielement.data;
console.log("Generator: ", gen);
if (gen === undefined) {
wrapper.classList.add("hidden");
return;
}
wrapper.classList.remove("hidden");
gen()
?.HideOnEmpty(true)
?.AttachTo("messagesbox")
?.Activate();
gen()
?.HideOnEmpty(true)
?.AttachTo("messagesboxmobile")
?.Activate();
}
}