svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.framework / org.gvsig.andami / src / main / java / org / gvsig / andami / GlobalKeyEventDispatcher.java @ 44198
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| 1 | 40559 | jjdelcerro | /**
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| 2 | * gvSIG. Desktop Geographic Information System.
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| 3 | 40435 | jjdelcerro | *
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| 4 | 40559 | jjdelcerro | * Copyright (C) 2007-2013 gvSIG Association.
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| 5 | 40435 | jjdelcerro | *
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| 6 | * This program is free software; you can redistribute it and/or
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| 7 | * modify it under the terms of the GNU General Public License
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| 8 | 40559 | jjdelcerro | * as published by the Free Software Foundation; either version 3
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| 9 | 40435 | jjdelcerro | * of the License, or (at your option) any later version.
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| 10 | *
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| 11 | * This program is distributed in the hope that it will be useful,
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| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | * GNU General Public License for more details.
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| 15 | *
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| 16 | * You should have received a copy of the GNU General Public License
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| 17 | * along with this program; if not, write to the Free Software
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| 18 | 40559 | jjdelcerro | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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| 19 | * MA 02110-1301, USA.
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| 20 | 40435 | jjdelcerro | *
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| 21 | 40559 | jjdelcerro | * For any additional information, do not hesitate to contact us
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| 22 | * at info AT gvsig.com, or visit our website www.gvsig.com.
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| 23 | 40435 | jjdelcerro | */
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| 24 | package org.gvsig.andami; |
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| 25 | |||
| 26 | import java.awt.KeyEventDispatcher; |
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| 27 | import java.awt.event.KeyEvent; |
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| 28 | import java.util.Hashtable; |
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| 29 | |||
| 30 | import javax.swing.KeyStroke; |
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| 31 | |||
| 32 | public class GlobalKeyEventDispatcher implements KeyEventDispatcher { |
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| 33 | private static GlobalKeyEventDispatcher globalKeyDispatcher = null; |
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| 34 | private static Hashtable registeredKeys = new Hashtable(); |
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| 35 | static GlobalKeyEventDispatcher getInstance()
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| 36 | {
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| 37 | if (globalKeyDispatcher == null) |
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| 38 | globalKeyDispatcher = new GlobalKeyEventDispatcher();
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| 39 | return globalKeyDispatcher;
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| 40 | } |
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| 41 | |||
| 42 | public void registerKeyStroke(KeyStroke key, KeyEventDispatcher disp) |
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| 43 | throws RuntimeException |
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| 44 | {
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| 45 | if (registeredKeys.containsKey(key))
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| 46 | {
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| 47 | KeyEventDispatcher a = (KeyEventDispatcher) registeredKeys.get(key); |
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| 48 | throw new RuntimeException("Error: La tecla " + key + |
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| 49 | " ya est? asignada al action" + a);
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| 50 | } |
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| 51 | registeredKeys.put(key, disp); |
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| 52 | } |
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| 53 | |||
| 54 | public void removeKeyStrokeBinding(KeyStroke key) { |
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| 55 | registeredKeys.remove(key); |
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| 56 | } |
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| 57 | |||
| 58 | public void removeAll() { |
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| 59 | registeredKeys.clear(); |
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| 60 | } |
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| 61 | |||
| 62 | public KeyEventDispatcher getListenerAssignedTo(KeyStroke key) |
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| 63 | {
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| 64 | return (KeyEventDispatcher) registeredKeys.get(key); |
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| 65 | } |
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| 66 | |||
| 67 | |||
| 68 | private GlobalKeyEventDispatcher()
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| 69 | {
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| 70 | |||
| 71 | } |
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| 72 | public boolean dispatchKeyEvent(KeyEvent e) { |
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| 73 | KeyStroke key = KeyStroke.getKeyStroke(e.getKeyCode(), e.getModifiers()); |
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| 74 | KeyEventDispatcher a = getListenerAssignedTo(key);
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| 75 | |||
| 76 | if (a!=null) |
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| 77 | {
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| 78 | //System.err.println("DEBUG: KeyEvent " + e +
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| 79 | // ".Antes de ejecutar action=" + a);
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| 80 | return a.dispatchKeyEvent(e);
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| 81 | } |
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| 82 | return false; |
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| 83 | } |
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| 84 | |||
| 85 | } |
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| 86 |