diff --git a/build/gulpfile.vscode.js b/build/gulpfile.vscode.js
index 1af153e1e81..453b44df066 100644
--- a/build/gulpfile.vscode.js
+++ b/build/gulpfile.vscode.js
@@ -214,7 +214,8 @@ function packageTask(platform, arch, opts) {
'vs/workbench/electron-browser/workbench.main.js',
'vs/workbench/electron-browser/workbench.main.css',
'vs/workbench/electron-browser/bootstrap/index.html',
- 'vs/workbench/electron-browser/bootstrap/index.js'
+ 'vs/workbench/electron-browser/bootstrap/index.js',
+ 'vs/workbench/electron-browser/bootstrap/preload.js'
]);
const src = gulp.src(out + '/**', { base: '.' })
diff --git a/src/vs/workbench/electron-browser/bootstrap/index.html b/src/vs/workbench/electron-browser/bootstrap/index.html
index 1474a70e097..29b73eae7c1 100644
--- a/src/vs/workbench/electron-browser/bootstrap/index.html
+++ b/src/vs/workbench/electron-browser/bootstrap/index.html
@@ -3,43 +3,10 @@
+
-
+
diff --git a/src/vs/workbench/electron-browser/bootstrap/preload.js b/src/vs/workbench/electron-browser/bootstrap/preload.js
new file mode 100644
index 00000000000..d451c2d5fb7
--- /dev/null
+++ b/src/vs/workbench/electron-browser/bootstrap/preload.js
@@ -0,0 +1,39 @@
+/*---------------------------------------------------------------------------------------------
+ * Copyright (c) Microsoft Corporation. All rights reserved.
+ * Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+'use strict';
+
+(function() {
+ function getConfig() {
+ const queryParams = window.location.search.substring(1).split('&');
+ for (var i = 0; i < queryParams.length; i++) {
+ var kv = queryParams[i].split('=');
+ if (kv[0] === 'config' && kv[1]) {
+ return JSON.parse(decodeURIComponent(kv[1]));
+ }
+ }
+ return {};
+ }
+ try {
+ const config = getConfig();
+ const document = window.document;
+
+ // sets the base theme class ('vs', 'vs-dark', 'hc-black')
+ const baseTheme = config.baseTheme || 'vs';
+ document.body.className = 'monaco-shell ' + baseTheme;
+
+ // adds a stylesheet with the backgrdound color
+ var backgroundColor = config.backgroundColor;
+ if (!backgroundColor) {
+ backgroundColor = baseTheme === 'hc-black' ? '#000000' : (baseTheme === 'vs' ? '#FFFFFF' : '#1E1E1E');
+ }
+ const foregroundColor = baseTheme === 'hc-black' ? '#FFFFFF' : (baseTheme === 'vs' ? '#6C6C6C' : '#CCCCCC');
+ const style = document.createElement('style');
+ style.innerHTML = '.monaco-shell { background-color:' + backgroundColor + '; color:' + foregroundColor + '; }';
+ document.head.appendChild(style);
+
+ } catch (error) {
+ console.error(error);
+ }
+})();
\ No newline at end of file