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/*******************************************************************************
uBlock Origin - a comprehensive, efficient content blocker
Copyright (C) 2014-present Raymond Hill
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see {http://www.gnu.org/licenses/}.
Home: https://github.com/gorhill/uBlock
*/
/******************************************************************************/
const svgRoot = document.querySelector('svg');
let inspectorContentPort;
const shutdown = ( ) => {
inspectorContentPort.close();
inspectorContentPort.onmessage = inspectorContentPort.onmessageerror = null;
inspectorContentPort = undefined;
};
const contentInspectorChannel = ev => {
const msg = ev.data || {};
switch ( msg.what ) {
case 'quitInspector': {
shutdown();
break;
}
case 'svgPaths': {
const paths = svgRoot.children;
paths[0].setAttribute('d', msg.paths[0]);
paths[1].setAttribute('d', msg.paths[1]);
paths[2].setAttribute('d', msg.paths[2]);
paths[3].setAttribute('d', msg.paths[3]);
break;
}
default:
break;
}
};
// Wait for the content script to establish communication
globalThis.addEventListener('message', ev => {
const msg = ev.data || {};
if ( msg.what !== 'startInspector' ) { return; }
if ( Array.isArray(ev.ports) === false ) { return; }
if ( ev.ports.length === 0 ) { return; }
inspectorContentPort = ev.ports[0];
inspectorContentPort.onmessage = contentInspectorChannel;
inspectorContentPort.onmessageerror = shutdown;
inspectorContentPort.postMessage({ what: 'startInspector' });
}, { once: true });
/******************************************************************************/
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