TeaSpeak-Client/modules/core/url-preview/html/index.ts
2019-10-26 01:51:40 +02:00

78 lines
2.5 KiB
TypeScript

import * as electron from "electron";
import * as path from "path";
interface Options {
showBackButton: boolean,
showForwardButton: boolean,
showReloadButton: boolean,
showUrlBar: boolean,
showAddTabButton: boolean,
closableTabs: boolean,
verticalTabs: boolean,
defaultFavicons: boolean,
newTabCallback: (url: string, options: any) => any,
changeTabCallback: () => any,
newTabParams: any
}
interface NewTabOptions {
id: string,
node: boolean,
readonlyUrl: boolean,
contextMenu: boolean,
webviewAttributes: any,
icon: "clean" | "default" | string,
title: "default",
close: boolean
}
const enav = new (require('electron-navigation'))({
closableTabs: true,
showAddTabButton: false,
defaultFavicons: true,
changeTabCallback: new_tab => {
if(new_tab === undefined)
window.close();
}
} as Options);
/* Required here: https://github.com/simply-coded/electron-navigation/blob/master/index.js#L364 */
enav.executeJavaScript = () => {}; /* just to suppress an error cause by the API */
let _id_counter = 0;
const execute_preview = (url: string) => {
const id = "preview_" + (++_id_counter);
const tab: HTMLElement & { executeJavaScript(js: string) : Promise<any> } = enav.newTab(url, {
id: id,
contextMenu: false,
readonlyUrl: true,
icon: "default",
webviewAttributes: {
'preload': path.join(__dirname, "inject.js")
}
} as NewTabOptions);
/* we only want to preload our script once */
const show_preview = () => {
tab.removeEventListener("dom-ready", show_preview);
tab.removeAttribute("preload");
tab.executeJavaScript('__teaclient_preview_notice()').catch((error) => console.log("Failed to show TeaClient overlay! Error: %o", error));
};
tab.addEventListener("dom-ready", show_preview);
tab.addEventListener('did-fail-load', (res: any) => {
console.error("Side load failed: %o", res);
if (res.errorCode != -3) {
res.target.executeJavaScript('__teaclient_preview_error("' + res.errorCode + '", "' + encodeURIComponent(res.errorDescription) + '", "' + encodeURIComponent(res.validatedURL) + '")').catch(error => {
console.warn("Failed to show error page: %o", error);
});
}
});
tab.addEventListener('close', () => enav.closeTab(id));
};
electron.ipcRenderer.on('preview', (event, url) => execute_preview(url));