FooIRC Simple Keyboard Shortcuts.

simple-keyboard.lua

  /*
  This Action Group implements keyboard shortcuts for Foo IRC.

  The following keyboard shortcuts are provided:

  Switch to the previous server in the IRC View (default: Shift+S)
  Switch to the next server in the IRC View (default: Shift+W)
  Switch to previous channel or view on the current server (default: Shift+A)
  Switch to next channel or view on the current server (default: Shift+D)
  Clears the messages of the currently open private message, channel, or server console view (default: Shift+C)

  These shortcuts can be enabled and changed in Custom Settings.

  */

  KeyCommands {
    action Init() {
      set group.enableKeyboardShortcuts = false;
      set group.nextChannelKeys = "CONTROL+K";
      set group.prevChannelKeys = "CONTROL+SHIFT+K";
      /* A linked list of the channels with activity. */
      set group.nextChannel = "";

      if (!System.ClusterSectionExists("Shortcut Settings", "Keyboard")) {

        if (!Utils.IsSet(global.keyboardShortcutSettings)) {
          set global.keyboardShortcutSettings[];
        }

        SetSettingIfNotSet("Enable Keyboard Shortcuts:", group.enableKeyboardShortcuts);
        SetSettingIfNotSet("Switch to the Previous Channel or View on the Current Server:", group.nextChannelKeys);
        SetSettingIfNotSet("Switch to the Next Channel or View on the Current Server:", group.prevChannelKeys);
        System.CreateClusterSection("Shortcut Settings", "Keyboard", "keyboardShortcutSettings", "KeyCommands.UpdateLocalValues");
        System.SaveSettingsClusterChanges();

      }

      UpdateLocalValues();
    }

    action SetSettingIfNotSet(setting, value) {
      if (!Utils.IsSet(global.keyboardShortcutSettings[setting])) {
        global.keyboardShortcutSettings[setting] = value;
      }
    }

    action Uninit() {
      if (System.ClusterSectionExists("Shortcut Settings", "Keyboard")) {
        System.RemoveClusterSection("Shortcut Settings", "Keyboard");
      }
    }

    action UpdateLocalValues() {
      group.enableKeyboardShortcuts = global.keyboardShortcutSettings["Enable Keyboard Shortcuts:"];
      group.nextChannelKeys = global.keyboardShortcutSettings["Switch to the Previous Channel or View on the Current Server:"];
      group.prevChannelKeys = global.keyboardShortcutSettings["Switch to the Next Channel or View on the Current Server:"];

      if (group.enableKeyboardShortcuts) {
        Actions.Register("KEY", group.prevChannelKeys, "NextChannel");
        Actions.Register("KEY", group.nextChannelKeys, "PrevChannel");
        Actions.Register("USER", "PRIVMSG", "ChannelMessage");
      }
      else {
        Actions.Unregister();
      }
    }

    action NextChannel()
    {
      System.ConsoleMessage("Next Channel!!!");
      System.ConsoleMessage(group.nextChannel);
      if (group.nextChannel == "") {
        return null;
      }

      Server.SwitchToChannel(group.nextChannel["channel"], group.nextChannel["server"]);
      group.nextChannel = group.nextChannel["next"];
    }

    action PrevChannel()
    {
      System.ConsoleMessage("Previous Channel!!!");
      System.ConsoleMessage(group.nextChannel);
      if (group.nextChannel == "") {
        return null;
      }

      /* Go to the end of the linked list. */
      set curr = group.nextChannel;
      set prev = group.nextChannel;
      while (curr["next"] != "") {
        prev = curr;
        curr = curr["next"];
      }
      if (prev == curr) {
        /* This can only happen if there was only one entry in the nextChannel linked list. */
        group.nextChannel = ""
      } else {
        prev["next"] = "";
      }

      System.ConsoleMessage(prev);
      System.ConsoleMessage(curr);
      Server.SwitchToChannel(curr["channel"], curr["server"]);
    }

    action ChannelMessage()
    {
      if (r_3 != server.r_nickname) {
        System.ConsoleMessage("Channel Message!!!");


        /* Create the item to add to the end of the linked list. */
        set next[];
        next["channel"] = r_3;
        next["server"] = server.r_guid;
        next["next"] = "";

        if (Server.IsViewVisible(next["channel"], next["server"])) {
          System.ConsoleMessage("Current Channel!");
          System.ConsoleMessage(group.nextChannel);
          return null;
        }

        if (group.nextChannel == "") {
          /* If the list was empty, set this as the first item. */
          group.nextChannel = next;
          System.ConsoleMessage("Adding!");
          System.ConsoleMessage(group.nextChannel);
          return null;
        }

        /* Otherwise, look for this channel in the list. */
        set curr = group.nextChannel;
        set prev = group.nextChannel;
        while (curr != "") {
          if (curr["channel"] == next["channel"] & curr["server"] == next["server"]) {
            /* We found it, so bail early! */
            System.ConsoleMessage("Already got it!");
            System.ConsoleMessage(group.nextChannel);
            return null;
          }
          prev = curr;
          curr = curr["next"];
        }
        /* If we can’t find it, add it to the end. */
        System.ConsoleMessage("Adding!");
        prev["next"] = next;
        System.ConsoleMessage(group.nextChannel);
      }
    }
  }