Use up/down arrows to switch type

Author: nathancday

NEWS.md

@@ -1,6 +1,13 @@
 
 # vdiffr 0.3.1.9000
 
+- Keyboard short cuts for common interactions:
+    Right/Left arrows = Next/Previous case
+    Down/Up arrows = Next/Previous type
+    ENTER = Validate active case
+    shift + ENTER = Validate active group
+    ESC = Quit app
+
 # vdiffr 0.3.1
 
 This release makes vdiffr compatible with ggplot2 3.2.0. It also

inst/www/toggle.js

@@ -18,19 +18,19 @@ function toggleBtns(message) {
 //Keyboard shortcuts
 document.onkeydown = function(e) {
   if (e.shiftKey) { // using e.shiftKey && e.which == 86 simultaneously doesn't work?
-    if (e.which == 39) { // down-arrow
-      Shiny.onInputChange("nextType", Math.random());
-    } else if (e.which == 37) { //up-arrow
-      Shiny.onInputChange("prevType", Math.random());
-    } else if (e.which == 86) { // v
+    if (e.which == 13) { // ENTER
       Shiny.onInputChange("validateGroup", Math.random());
     }
   } else {
      if (e.which == 39) { // right-arrow
       Shiny.onInputChange("nextCase", Math.random());
      } else if (e.which == 37) { // left-arrow
       Shiny.onInputChange("prevCase", Math.random());
-     } else if (e.which == 86) { // v
+     } else if (e.which == 40) { // down-arrow
+      Shiny.onInputChange("nextType", Math.random());
+     } else if (e.which == 38) { //up-arrow
+      Shiny.onInputChange("prevType", Math.random());
+     } else if (e.which == 13) { // ENTER
       Shiny.onInputChange("validateCase", Math.random());
     } else if (e.which == 27) { //esc, q = 81
       Shiny.onInputChange("quit_button", Math.random());