50 lines
1.6 KiB
JavaScript
50 lines
1.6 KiB
JavaScript
/* Copyright 2012 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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export class PdfjsChild extends JSWindowActorChild {
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init(aSupportsFind) {
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if (aSupportsFind) {
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this.sendAsyncMessage("PDFJS:Parent:addEventListener");
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}
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}
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dispatchEvent(aType, aDetail) {
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aDetail &&= Cu.cloneInto(aDetail, this.contentWindow);
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const contentWindow = this.contentWindow;
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const forward = contentWindow.document.createEvent("CustomEvent");
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forward.initCustomEvent(aType, true, true, aDetail);
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contentWindow.dispatchEvent(forward);
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}
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receiveMessage(msg) {
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switch (msg.name) {
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case "PDFJS:Child:handleEvent":
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this.dispatchEvent(msg.data.type, msg.data.detail);
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break;
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case "PDFJS:Editing":
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this.dispatchEvent("editingaction", msg.data);
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break;
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case "PDFJS:ZoomIn":
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case "PDFJS:ZoomOut":
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case "PDFJS:ZoomReset":
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case "PDFJS:Save": {
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const type = msg.name.split("PDFJS:")[1].toLowerCase();
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this.dispatchEvent(type, null);
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break;
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}
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}
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return null;
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}
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}
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