☰

about:newtab

Add input fields to change rows and columns setting on about:newtab page. For Scriptish only.

当前为 2014-03-02 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @id              about-newtab@loucypher
  3. // @name            about:newtab
  4. // @namespace       http://mozilla.status.net/loucypher
  5. // @description     Add input fields to change rows and columns setting on about:newtab page. For Scriptish only.
  6. // @version         3.2
  7. // @author          LouCypher
  8. // @contributor     Benjamin Humphrey - icons http://findicons.com/icon/554396/64_thumbnails
  9. // @license         MPL 2.0
  10. // @icon            https://raw.github.com/LouCypher/userscripts/master/scriptish/about-new-tab/icon32.png
  11. // @icon64URL       https://raw.github.com/LouCypher/userscripts/master/scriptish/about-new-tab/icon64.png
  12. // @contributionURL http://loucypher.github.io/userscripts/donate.html?about%3Anewtab
  13. // @homepageURL     https://greasyfork.org/scripts/7
  14. // @supportURL      https://greasyfork.org/scripts/7/feedback
  15. // @resource        favicon https://raw.github.com/LouCypher/userscripts/master/scriptish/about-new-tab/favicon.ico
  16. // @resource        CSS  https://raw.github.com/LouCypher/userscripts/master/scriptish/about-new-tab/about-new-tab.css
  17. // @resource        HTML https://raw.github.com/LouCypher/userscripts/master/scriptish/about-new-tab/about-new-tab.html
  18. // @resource        CHANGELOG https://raw.github.com/LouCypher/userscripts/master/scriptish/about-new-tab/CHANGELOG.txt
  19. // @resource        LICENSE https://raw.github.com/LouCypher/userscripts/master/licenses/MPL/LICENSE.txt
  20. // @include         about:newtab
  21. // @include         chrome://browser/content/newtab/newTab.xul
  22. // @run-at          document-end
  23. // @grant           GM_getResourceText
  24. // @grant           GM_getResourceURL
  25. // ==/UserScript==
  26. /*
  27.  *  This Source Code Form is subject to the terms of the Mozilla Public
  28.  *  License, v. 2.0. If a copy of the MPL was not distributed with this
  29.  *  file, You can obtain one at http://mozilla.org/MPL/2.0/.
  30.  *
  31.  *  Contributor(s):
  32.  *  - LouCypher (original code)
  33.  */
  34.  
  35.  
  36.  
  37. /* I can't use `setAttribute` on `Application.activeWindow.activeTab` for the active tab
  38.    so I'm using `Application.activeWindow.tabs[0]._tabbrowser.mCurrentTab` */
  39. let browser = Application.activeWindow.tabs[0]._tabbrowser;
  40. let tab = browser.mCurrentTab;
  41. if (browser.mCurrentBrowser.currentURI.spec == "about:newtab")
  42.   tab.setAttribute("scriptish-url", "about:newtab");
  43.  
  44. // Set favicon. Couldn't be done using DOM method, so I cheated with nsIStyleSheetService.
  45. let css = '@namespace url("' + document.documentElement.namespaceURI + '");'
  46.         + 'tab[scriptish-url="about:newtab"] .tab-icon-image {'
  47.         + 'list-style-image: url(' + GM_getResourceURL("favicon") + ') !important;}'
  48. let uri = Services.io.newURI("data:text/css,/*about:newtab userscript*/%0A" +
  49.                              encodeURIComponent(css), null, null);
  50. let sss = Components.classes["@mozilla.org/content/style-sheet-service;1"]
  51.                     .getService(Ci.nsIStyleSheetService);
  52. if (!sss.sheetRegistered(uri, sss.USER_SHEET))
  53.   sss.loadAndRegisterSheet(uri, sss.USER_SHEET);
  54.  
  55. /***** Begin initializations *****/
  56.  
  57. // Inject style. Can't use GM_addStyle here
  58. let style = document.documentElement.appendChild(document.createElementNS(HTML_NAMESPACE, "style"));
  59. style.type = "text/css";
  60. style.textContent = GM_getResourceText("CSS");
  61.  
  62. let divS = (new DOMParser).parseFromString(GM_getResourceText("HTML"), "application/xml")
  63.                           .documentElement;
  64.  
  65. if (typeof newTabTools === "object") { // If New Tab Tools extension is active
  66.   gAllPages.enabled = true; // Always show thumbnails
  67.  
  68.   $("#config-inner").insertBefore(divS, $("#config-morePrefs"));
  69.   $("#config-inner").insertBefore(document.createElement("spacer"), $("#config-morePrefs"));
  70.  
  71.   let label = $("#config-inner").insertBefore(document.createElement("label"), divS);
  72.   label.className = "header";
  73.   label.value = "Rows and Columns:";
  74.  
  75.   let spacers = document.querySelectorAll("#config-inner > spacer");
  76.   for (let i = 0; i < spacers.length; i++) {
  77.     spacers[i].style.height = "2em";
  78.   }
  79.   $("#config-title-input") && $("#config-title-input").removeAttribute("flex");
  80.   $("#config-morePrefs").style.color = "inherit";
  81. }
  82. else
  83.   $("#newtab-horizontal-margin").insertBefore(divS, $(".newtab-side-margin:last-child"));
  84.  
  85. ["#setting-columns", "#setting-rows"].forEach(function(aSelector) {
  86.   $(aSelector).value = getIntPref(aSelector.match(/[a-z]+$/).toString());
  87.   $(aSelector).addEventListener("change", setValueFromInput);
  88.   $(aSelector).addEventListener("DOMMouseScroll", mouseWheel); // Change value with mouse scroll
  89. })
  90.  
  91. $('#newtab-form input[type="reset"]').addEventListener("click", function() {
  92.   setIntPref("columns", $("#setting-columns").value = 3);
  93.   $("#setting-columns").classList.add("default-value");
  94.   setIntPref("rows", $("#setting-rows").value = 3);
  95.   $("#setting-rows").classList.add("default-value");
  96. })
  97.  
  98. $('#newtab-form input[type="button"]').addEventListener("click", function() {
  99.   gAllPages.enabled = !gAllPages.enabled;
  100. })
  101.  
  102. /***** End initializations *****/
  103.  
  104. function setIntPref(aRowsOrColumns, aInt) {
  105.   Services.prefs.setIntPref("browser.newtabpage." + aRowsOrColumns, aInt);
  106. }
  107.  
  108. function getIntPref(aRowsOrColumns, aInt) {
  109.   return Services.prefs.getIntPref("browser.newtabpage." + aRowsOrColumns);
  110. }
  111.  
  112. // Save input value to preference
  113. function setValueFromInput(aEvent) {
  114.   let input = aEvent.target;
  115.   let value = input.value;
  116.   if (isNaN(value)) input.value = 3;
  117.   else if (value < 1) input.value = 1;    // min =  1
  118.   else if (value > 50) input.value = 50;  // max = 50
  119.  
  120.   if (input.value == 3)
  121.     input.classList.add("default-value");
  122.   else
  123.     input.classList.remove("default-value");
  124.   
  125.   setIntPref(input.id.match(/[a-z]+$/).toString(), input.value);
  126. }
  127.  
  128. // Use mouse scroll to increase/decrease value in text input
  129. // https://developer.mozilla.org/DOM/DOM_event_reference/DOMMouseScroll
  130. function mouseWheel(aEvent) {
  131.   let input = aEvent.target;
  132.   if (aEvent.detail > 0) {                // Scroll down
  133.     if (input.value > 1) input.value--;   // Decrease number if value > 1
  134.     else aEvent.stopPropagation();        // else stop (min = 1)
  135.   }
  136.   else {                                  // Scroll up
  137.     if (input.value < 50) input.value++;  // Increase number if value < 50
  138.     else aEvent.stopPropagation();        // else stop (max = 50)
  139.   }
  140.   setValueFromInput(aEvent);
  141. }
  142.  
  143. function $(aSelector, aNode) {
  144.   return (aNode || document).querySelector(aSelector);
  145. }