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/* Any copyright is dedicated to the Public Domain.
/**
* test helper JSWindowActors used by the browser_fullscreen_api_fission.js test.
*/
export class FullscreenFrameChild extends JSWindowActorChild {
actorCreated() {
this.fullscreen_events = [];
}
changed() {
return new Promise(resolve => {
this.contentWindow.document.addEventListener(
"fullscreenchange",
() => resolve(),
{
once: true,
}
);
});
}
requestFullscreen() {
let doc = this.contentWindow.document;
let button = doc.createElement("button");
doc.body.appendChild(button);
return new Promise(resolve => {
button.onclick = () => {
doc.body.requestFullscreen().then(resolve);
doc.body.removeChild(button);
};
button.click();
});
}
receiveMessage(msg) {
switch (msg.name) {
case "WaitForChange":
return this.changed();
case "ExitFullscreen":
return this.contentWindow.document.exitFullscreen();
case "RequestFullscreen":
return Promise.all([this.changed(), this.requestFullscreen()]);
case "CreateChild":
let child = msg.data;
let iframe = this.contentWindow.document.createElement("iframe");
iframe.allow = child.allow_fullscreen ? "fullscreen" : "";
iframe.name = child.name;
let loaded = new Promise(resolve => {
iframe.addEventListener(
"load",
() => resolve(iframe.browsingContext),
{ once: true }
);
});
iframe.src = child.url;
this.contentWindow.document.body.appendChild(iframe);
return loaded;
case "GetEvents":
return Promise.resolve(this.fullscreen_events);
case "ClearEvents":
this.fullscreen_events = [];
return Promise.resolve();
case "GetFullscreenElement":
let document = this.contentWindow.document;
let child_iframe = this.contentWindow.document.getElementsByTagName(
"iframe"
)
? this.contentWindow.document.getElementsByTagName("iframe")[0]
: null;
switch (document.fullscreenElement) {
case null:
return Promise.resolve("null");
case document:
return Promise.resolve("document");
case document.body:
return Promise.resolve("body");
case child_iframe:
return Promise.resolve("child_iframe");
default:
return Promise.resolve("other");
}
}
return Promise.reject("Unexpected Message");
}
async handleEvent(event) {
switch (event.type) {
case "fullscreenchange":
this.fullscreen_events.push(true);
break;
case "fullscreenerror":
this.fullscreen_events.push(false);
break;
}
}
}