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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
const { GeckoViewActorChild } = ChromeUtils.importESModule(
"resource://gre/modules/GeckoViewActorChild.sys.mjs"
);
const EXPORTED_SYMBOLS = ["GeckoViewClipboardPermissionChild"];
class GeckoViewClipboardPermissionChild extends GeckoViewActorChild {
constructor() {
super();
this._pendingPromise = null;
}
async promptPermissionForClipboardRead() {
const uri = this.contentWindow.location.href;
const { x, y } = await this.sendQuery(
"ClipboardReadTextPaste:GetLastPointerLocation"
);
const promise = this.eventDispatcher.sendRequestForResult({
type: "GeckoView:ClipboardPermissionRequest",
uri,
screenPoint: {
x,
y,
},
});
this._pendingPromise = promise;
try {
const allowOrDeny = await promise;
if (this._pendingPromise !== promise) {
// Current pending promise is newer. So it means that this promise
// is already resolved or rejected. Do nothing.
return;
}
this.contentWindow.navigator.clipboard.onUserReactedToPasteMenuPopup(
allowOrDeny
);
this._pendingPromise = null;
} catch (error) {
debug`Permission error: ${error}`;
if (this._pendingPromise !== promise) {
// Current pending promise is newer. So it means that this promise
// is already resolved or rejected. Do nothing.
return;
}
this.contentWindow.navigator.clipboard.onUserReactedToPasteMenuPopup(
false
);
this._pendingPromise = null;
}
}
handleEvent(aEvent) {
debug`handleEvent: ${aEvent.type}`;
switch (aEvent.type) {
case "MozClipboardReadPaste":
if (aEvent.isTrusted) {
this.promptPermissionForClipboardRead();
}
break;
// page hide or deactivate cancel clipboard permission.
case "pagehide":
// fallthrough for the next three events.
case "deactivate":
case "mousedown":
case "mozvisualscroll":
// Gecko desktop uses XUL popup to show clipboard permission prompt.
// So it will be closed automatically by scroll and other user
// activation. So GeckoView has to close permission prompt by some user
// activations, too.
this.eventDispatcher.sendRequest({
type: "GeckoView:DismissClipboardPermissionRequest",
});
if (this._pendingPromise) {
this.contentWindow.navigator.clipboard.onUserReactedToPasteMenuPopup(
false
);
this._pendingPromise = null;
}
break;
}
}
}
const { debug, warn } = GeckoViewClipboardPermissionChild.initLogging(
"GeckoViewClipboardPermissionChild"
);
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