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annotate ext/guichan-0.8.1/include/guichan/focuslistener.hpp @ 164:5b04a7d3ded6

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typo fix some missing event (de)registrations ability to capture one event multiple times (instead of only having one slot, we have groups and each group has an own slot, the default group is "default" so we are backward compatible
author spq@33b003aa-7bff-0310-803a-e67f0ece8222
date Wed, 15 Oct 2008 14:57:04 +0000
parents 4a0efb7baf70
children
rev   line source
0
4a0efb7baf70 * Datasets becomes the new trunk and retires after that :-)
mvbarracuda@33b003aa-7bff-0310-803a-e67f0ece8222
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1 /* _______ __ __ __ ______ __ __ _______ __ __
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2 * / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___ /\ / |\/ /\
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3 * / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /
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4 * / / /__ / / // / // / // / / / ___ / // ___ / // /| ' / /
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5 * / /_// /\ / /_// / // / // /_/_ / / // / // /\_/ / // / | / /
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6 * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /
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7 * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/
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8 *
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9 * Copyright (c) 2004 - 2008 Olof Naessén and Per Larsson
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10 *
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11 *
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12 * Per Larsson a.k.a finalman
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13 * Olof Naessén a.k.a jansem/yakslem
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14 *
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15 * Visit: http://guichan.sourceforge.net
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16 *
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17 * License: (BSD)
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18 * Redistribution and use in source and binary forms, with or without
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19 * modification, are permitted provided that the following conditions
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20 * are met:
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21 * 1. Redistributions of source code must retain the above copyright
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22 * notice, this list of conditions and the following disclaimer.
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23 * 2. Redistributions in binary form must reproduce the above copyright
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24 * notice, this list of conditions and the following disclaimer in
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25 * the documentation and/or other materials provided with the
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26 * distribution.
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27 * 3. Neither the name of Guichan nor the names of its contributors may
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28 * be used to endorse or promote products derived from this software
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29 * without specific prior written permission.
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30 *
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31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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35 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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36 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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37 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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38 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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39 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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40 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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41 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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42 */
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43
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44 #ifndef GCN_FOCUSLISTENER_HPP
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45 #define GCN_FOCUSLISTENER_HPP
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46
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47 #include <string>
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48
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49 #include "guichan/event.hpp"
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50 #include "guichan/platform.hpp"
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51
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52 namespace gcn
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53 {
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54 /**
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55 * Interface for listening for focus events from widgets.
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56 *
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57 * @see Widget::addFocusListener, Widget::removeFocusListener
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58 * @author Olof Naessén
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59 * @since 0.7.0
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60 */
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61 class GCN_CORE_DECLSPEC FocusListener
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62 {
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63 public:
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64
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65 /**
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66 * Destructor.
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67 */
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68 virtual ~FocusListener() { }
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69
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70 /**
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71 * Called when a widget gains focus.
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72 *
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73 * @param event Discribes the event.
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74 */
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75 virtual void focusGained(const Event& event) { };
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76
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77 /**
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78 * Called when a widget loses focus.
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79 *
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80 * @param event Discribes the event.
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81 */
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82 virtual void focusLost(const Event& event) { };
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83
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84 protected:
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85 /**
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86 * Constructor.
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87 *
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88 * You should not be able to make an instance of FocusListener,
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89 * therefore its constructor is protected.
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90 */
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91 FocusListener() { }
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92 };
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93 }
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94
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95 #endif // end GCN_FOCUSLISTENER_HPP