Crossfire JXClient, Trunk  R20561
UnbindCommand.java
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1 /*
2  * This file is part of JXClient, the Fullscreen Java Crossfire Client.
3  *
4  * JXClient is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  *
9  * JXClient is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with JXClient; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
17  *
18  * Copyright (C) 2005-2008 Yann Chachkoff.
19  * Copyright (C) 2006-2011 Andreas Kirschbaum.
20  */
21 
22 package com.realtime.crossfire.jxclient.commands;
23 
26 import org.jetbrains.annotations.NotNull;
27 
32 public class UnbindCommand extends AbstractCommand {
33 
37  @NotNull
39 
45  public UnbindCommand(@NotNull final CommandCallback commandCallback, @NotNull final CrossfireServerConnection crossfireServerConnection) {
46  super("unbind", crossfireServerConnection);
47  this.commandCallback = commandCallback;
48  }
49 
53  @Override
54  public boolean allArguments() {
55  return false;
56  }
57 
61  @Override
62  public void execute(@NotNull final String args) {
63  final CharSequence commands;
64  final boolean perCharacterBinding;
65  if (args.equals("-c")) {
66  perCharacterBinding = true;
67  commands = "";
68  } else if (args.startsWith("-c ")) {
69  perCharacterBinding = true;
70  commands = args.substring(3).trim();
71  } else {
72  perCharacterBinding = false;
73  commands = args;
74  }
75 
76  if (commands.length() != 0) {
77  drawInfoError("No arguments allowed.");
78  return;
79  }
80 
81  if (!commandCallback.removeKeyBinding(perCharacterBinding)) {
82  drawInfoError("Cannot use unbind -c since no character is logged in.");
83  //noinspection UnnecessaryReturnStatement
84  return;
85  }
86  }
87 
88 }
Abstract base class for Command implementations.
boolean removeKeyBinding(boolean perCharacter)
Removes a key binding.
UnbindCommand(@NotNull final CommandCallback commandCallback, @NotNull final CrossfireServerConnection crossfireServerConnection)
Creates a new instance.
void drawInfoError(@NotNull final String message)
Displays an error message.
final CrossfireServerConnection crossfireServerConnection
The connection instance.
boolean allArguments()
Returns whether all remaining commands should be included as arguments.whether all remaining commands...
Interface that defines callback functions needed by commands.
Adds encoding/decoding of crossfire protocol packets to a ServerConnection.
void execute(@NotNull final String args)
Executes the command with the given arguments.the command arguments
final CommandCallback commandCallback
The CommandCallback to use.