OO-3870: disable / enable the keyboard short cuts with questions

src/main/java/org/olat/modules/video/ui/component/ContinueAtCommand.java

@@ -40,6 +40,7 @@ public class ContinueAtCommand extends JSCommand {
 		sb.append("try {\n")
 		  .append(" var player = jQuery('#").append(elementId).append("').data('player');\n")
 		  .append(" player.play();\n")
+		  .append(" player.options.enableKeyboard=true;\n")
 		  .append(" player.setCurrentTime(").append(timeInSeconds).append(");\n")
 		  .append(" jQuery('#' + player.id + ' .mejs__overlay-play')\n")
 		  .append("   .show()\n")

src/main/java/org/olat/modules/video/ui/component/ContinueCommand.java

@@ -40,6 +40,7 @@ public class ContinueCommand extends JSCommand {
 		sb.append("try {\n")
 		  .append(" var player = jQuery('#").append(elementId).append("').data('player');\n")
 		  .append(" player.play();\n")
+		  .append(" player.options.enableKeyboard=true;\n")
 		  .append(" jQuery('#' + player.id + ' .mejs__overlay-play')\n")
 		  .append("   .show()\n")
 		  .append("   .css('width', '100%');\n")

src/main/java/org/olat/modules/video/ui/question/_content/item_wrapper.html

@@ -6,6 +6,7 @@
 jQuery(function() {
 	var player = jQuery('#o_so_vid${videoElementId}').data('player');
 	player.pause();
+	player.options.enableKeyboard=false;
 	#if($r.isFalse($authorMode))
 	jQuery(player.controls).hide();
 	jQuery('#' + player.id + ' .mejs__overlay-play')