Add some keyboard shortcuts for switching games.
authorSteinar H. Gunderson <sgunderson@bigfoot.com>
Tue, 22 Mar 2016 18:52:05 +0000 (19:52 +0100)
committerSteinar H. Gunderson <sgunderson@bigfoot.com>
Tue, 22 Mar 2016 18:52:05 +0000 (19:52 +0100)
www/js/remoteglot.js

index f3c02c6..5f0531e 100644 (file)
@@ -952,11 +952,10 @@ var update_board = function() {
        if (current_data['games']) {
                current_games = current_data['games'];
                possibly_switch_game_from_hash();
-               update_game_list(current_data['games']);
        } else {
                current_games = null;
-               update_game_list(null);
        }
+       update_game_list(current_games);
 
        // The headline. Names are always fetched from current_data;
        // the rest can depend a bit.
@@ -1519,6 +1518,24 @@ var next_move = function() {
 }
 window['next_move'] = next_move;
 
+var next_game = function() {
+       if (current_games === null) {
+               return;
+       }
+
+       // Try to find the game we are currently looking at.
+       for (var game_num = 0; game_num < current_games.length; ++game_num) {
+               var game = current_games[game_num];
+               if (game['url'] === backend_url) {
+                       var next_game_num = (game_num + 1) % current_games.length;
+                       switch_backend(current_games[next_game_num]['url'], current_games[next_game_num]['hashurl']);
+                       return;
+               }
+       }
+
+       // Couldn't find it; give up.
+}
+
 var update_historic_analysis = function() {
        if (!current_display_line_is_history) {
                return;
@@ -2085,10 +2102,17 @@ var init = function() {
                redraw_arrows();
        });
        $(window).keyup(function(event) {
-               if (event.which == 39) {
+               if (event.which == 39) {  // Left arrow.
                        next_move();
-               } else if (event.which == 37) {
+               } else if (event.which == 37) {  // Right arrow.
                        prev_move();
+               } else if (event.which >= 49 && event.which <= 57) {  // 1-9.
+                       var num = event.which - 49;
+                       if (current_games && current_games.length >= num) {
+                               switch_backend(current_games[num]['url'], current_games[num]['hashurl']);
+                       }
+               } else if (event.which == 78) {  // N.
+                       next_game();
                }
        });
        window.addEventListener('hashchange', possibly_switch_game_from_hash, false);