From a1be17c1cea81ebb1e8b131a662c698d78f3f7f2 Mon Sep 17 00:00:00 2001
From: wolfbeast <mcwerewolf@gmail.com>
Date: Mon, 4 Jun 2018 13:17:38 +0200
Subject: Issue #303 Part 1: Move basilisk files from /browser to
 /application/basilisk

---
 .../basilisk/base/content/abouthome/aboutHome.js   | 118 +++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 application/basilisk/base/content/abouthome/aboutHome.js

(limited to 'application/basilisk/base/content/abouthome/aboutHome.js')

diff --git a/application/basilisk/base/content/abouthome/aboutHome.js b/application/basilisk/base/content/abouthome/aboutHome.js
new file mode 100644
index 000000000..0cbcc835a
--- /dev/null
+++ b/application/basilisk/base/content/abouthome/aboutHome.js
@@ -0,0 +1,118 @@
+/* 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";
+
+/* import-globals-from ../contentSearchUI.js */
+
+// IndexedDB storage constants.
+const DATABASE_NAME = "abouthome";
+const DATABASE_VERSION = 1;
+const DATABASE_STORAGE = "persistent";
+var searchText;
+
+// This global tracks if the page has been set up before, to prevent double inits
+var gInitialized = false;
+var gObserver = new MutationObserver(function (mutations) {
+  for (let mutation of mutations) {
+    // The addition of the restore session button changes our width:
+    if (mutation.attributeName == "session") {
+      fitToWidth();
+    }
+  }
+});
+
+window.addEventListener("pageshow", function () {
+  // Delay search engine setup, cause browser.js::BrowserOnAboutPageLoad runs
+  // later and may use asynchronous getters.
+  window.gObserver.observe(document.documentElement, { attributes: true });
+  window.gObserver.observe(document.getElementById("launcher"), { attributes: true });
+  fitToWidth();
+  setupSearch();
+  window.addEventListener("resize", fitToWidth);
+
+  // Ask chrome to update snippets.
+  var event = new CustomEvent("AboutHomeLoad", {bubbles:true});
+  document.dispatchEvent(event);
+});
+
+window.addEventListener("pagehide", function() {
+  window.gObserver.disconnect();
+  window.removeEventListener("resize", fitToWidth);
+});
+
+window.addEventListener("keypress", ev => {
+  if (ev.defaultPrevented) {
+    return;
+  }
+
+  // don't focus the search-box on keypress if something other than the
+  // body or document element has focus - don't want to steal input from other elements
+  // Make an exception for <a> and <button> elements (and input[type=button|submit])
+  // which don't usefully take keypresses anyway.
+  // (except space, which is handled below)
+  if (document.activeElement && document.activeElement != document.body &&
+      document.activeElement != document.documentElement &&
+      !["a", "button"].includes(document.activeElement.localName) &&
+      !document.activeElement.matches("input:-moz-any([type=button],[type=submit])")) {
+    return;
+  }
+
+  let modifiers = ev.ctrlKey + ev.altKey + ev.metaKey;
+  // ignore Ctrl/Cmd/Alt, but not Shift
+  // also ignore Tab, Insert, PageUp, etc., and Space
+  if (modifiers != 0 || ev.charCode == 0 || ev.charCode == 32)
+    return;
+
+  searchText.focus();
+  // need to send the first keypress outside the search-box manually to it
+  searchText.value += ev.key;
+});
+
+function onSearchSubmit(aEvent)
+{
+  gContentSearchController.search(aEvent);
+}
+
+
+var gContentSearchController;
+
+function setupSearch()
+{
+  // Set submit button label for when CSS background are disabled (e.g.
+  // high contrast mode).
+  document.getElementById("searchSubmit").value =
+    document.body.getAttribute("dir") == "ltr" ? "\u25B6" : "\u25C0";
+
+  // The "autofocus" attribute doesn't focus the form element
+  // immediately when the element is first drawn, so the
+  // attribute is also used for styling when the page first loads.
+  searchText = document.getElementById("searchText");
+  searchText.addEventListener("blur", function searchText_onBlur() {
+    searchText.removeEventListener("blur", searchText_onBlur);
+    searchText.removeAttribute("autofocus");
+  });
+
+  if (!gContentSearchController) {
+    gContentSearchController =
+      new ContentSearchUIController(searchText, searchText.parentNode,
+                                    "abouthome", "homepage");
+  }
+}
+
+/**
+ * Inform the test harness that we're done loading the page.
+ */
+function loadCompleted()
+{
+}
+
+function fitToWidth() {
+  if (document.documentElement.scrollWidth > window.innerWidth) {
+    document.body.setAttribute("narrow", "true");
+  } else if (document.body.hasAttribute("narrow")) {
+    document.body.removeAttribute("narrow");
+    fitToWidth();
+  }
+}
-- 
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