12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152 |
- var tabs = require("sdk/tabs");
- var self = require("sdk/self");
-
- tabs.on("ready", function(tab) {
- var worker = tab.attach({
- contentScriptFile: self.data.url("onload.js")
- });
-
- function selectRelativeTab(n) {
- var tabList = [];
- var currentTabIndex;
- for (let t of tabs) {
- tabList[t.index] = t;
- if (t.index == tab.index) {
- currentTabIndex = t.index;
- }
- }
-
- var newTabIndex = currentTabIndex + n;
- if (newTabIndex >= tabList.length) {
- newTabIndex = 0;
- } else if (newTabIndex < 0) {
- newTabIndex = tabList.length - 1;
- }
-
- tabList[newTabIndex].activate();
- }
-
- function moveRelativeTab(n) {
- tab.index += n;
- }
-
- worker.port.on("tab_open", function(url) {
- tabs.open(url);
- });
-
- worker.port.on("change_tab_left", function() {
- selectRelativeTab(-1);
- });
-
- worker.port.on("change_tab_right", function() {
- selectRelativeTab(1);
- });
-
- worker.port.on("move_tab_left", function() {
- moveRelativeTab(-1);
- });
-
- worker.port.on("move_tab_right", function() {
- moveRelativeTab(1);
- });
- });
|