added go back in history, open in new tab and close current tab keys

background.js

@@ -1,5 +1,5 @@
 /**
- * Receive URI messages from content.js and navigate current tab
+ * Receive URI messages from content.js and route to right function
  */
 chrome.runtime.onMessage.addListener(function(req) {
   var msg;
@@ -8,16 +8,13 @@ chrome.runtime.onMessage.addListener(function(req) {
   if (req.from === 'content.js') {
     msg = req.message;
 
-    // redirect goto hints
-    if (msg.type === 'goto') {
-      chrome.tabs.query({
-        currentWindow: true,
-        active: true
-      }, function(tab) {
-        chrome.tabs.update(tab.id, {
-          url: msg.payload
-        });
-      });
+    // close current tab
+    if (msg.type === 'close') {
+      closeTab();
+
+    // open link in new window
+    } else if (msg.type === 'link') {
+      openNewTab(msg.payload);
 
     // switch tabs
     } else if (msg.type === 'tabs') {
@@ -26,6 +23,29 @@ chrome.runtime.onMessage.addListener(function(req) {
   }
 });
 
+/**
+ * Open a given url in a new window
+ * @param {string} url - the url
+ */
+function openNewTab(url) {
+  chrome.tabs.create({
+    url: url
+  });
+}
+
+/**
+ * Close the current tab
+ */
+function closeTab() {
+  // get active tab
+  chrome.tabs.query({
+    currentWindow: true,
+    active: true
+  }, function(activeTab) {
+    chrome.tabs.remove(activeTab[0].id);
+  });
+}
+
 /**
  * Switch to the next or previous tab in the current window
  * @param {number} mod - the modifier (1 or -1)

content.js

@@ -26,7 +26,7 @@ document.addEventListener('keyup', handleInsertKey, true);
  */
 function handleNavKeys(e) {
   // disable the navigational keys if in an input field
-  if (h.isEditable(e.target) || e.ctrlKey || e.shiftKey || e.metaKey || e.altKey) {
+  if (h.isEditable(e.target) || e.ctrlKey || e.metaKey || e.altKey) {
     return void 0;
   }
 
@@ -50,7 +50,11 @@ function handleNavKeys(e) {
       window.scrollBy(0, -window.innerHeight/2);
       break;
     case 8: // backspace
-      window.history.go(-1);
+      if (e.shiftKey) {
+        window.history.go(1);
+      } else {
+        window.history.go(-1);
+      }
       break;
     case 78: // 'n'
       h.sendMessage({
@@ -64,6 +68,10 @@ function handleNavKeys(e) {
         payload: -1
       });
       break;
+    case 81: // 'q'
+      h.sendMessage({
+        type: 'close'
+      });
   }
 }
 
@@ -73,7 +81,7 @@ function handleNavKeys(e) {
  */
 function handleLinkKey(e) {
   // disable in input fields
-  if (h.isEditable(e.target) || e.ctrlKey || e.shiftKey || e.metaKey || e.altKey) {
+  if (h.isEditable(e.target) || e.shiftKey || e.ctrlKey || e.metaKey || e.altKey) {
     return void 0;
   }
 
@@ -138,9 +146,18 @@ function captureKeyboard(e) {
 
     // look for hits in the existing hints links
     if (state.hints[last]) {
-      state.hints[last].el.click();
-      state.hints[last].el.focus();
-      resetCapture();
+      if (e.shiftKey && state.isLinkHinting) {
+        // send to background as an action to open in new tab
+        h.sendMessage({
+          type: 'link',
+          payload: state.hints[last].el.href
+        });
+        // just simulate a click & focus
+      } else {
+        state.hints[last].el.click();
+        state.hints[last].el.focus();
+        resetCapture();
+      }
     }
   }
 }