[Java-game-lib-cvs] LWJGL/src/java/org/lwjgl/util/jinput KeyMap.java,NONE,1.1 LWJGLEnvironmentPlugin

Update of /cvsroot/java-game-lib/LWJGL/src/java/org/lwjgl/util/jinput
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv27471/src/java/org/lwjgl/util/jinput

Added Files:
	KeyMap.java LWJGLEnvironmentPlugin.java LWJGLKeyboard.java 
	LWJGLMouse.java 
Log Message:
Added a JInput plugin to interface with the LWJGL mouse and keyboard from jinput (untested)

--- NEW FILE: LWJGLMouse.java ---
/**
 *
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this 
 * list of conditions and the following disclaimer. Redistributions in binary 
 * form must reproduce the above copyright notice, this list of conditions and 
 * the following disclaimer in the documentation and/or other materials provided
 * with the distribution. 
 * The name of the author may not be used to endorse or promote products derived
 * from this software without specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 
 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
 */

package org.lwjgl.util.jinput;

import net.java.games.input.Mouse;
import net.java.games.input.Component;
import net.java.games.input.Controller;
import net.java.games.input.Rumbler;
import net.java.games.input.Event;
import java.util.List;
import java.util.ArrayList;

import java.io.IOException;

/**
 * @author elias
 */
final class LWJGLMouse extends Mouse {
	private final static int EVENT_X = 1;
	private final static int EVENT_Y = 2;
	private final static int EVENT_WHEEL = 3;
	private final static int EVENT_BUTTON = 4;
	private final static int EVENT_DONE = 5;

	private int event_state = EVENT_DONE;
	
    protected LWJGLMouse() {
        super("LWJGLMouse", createComponents(), new Controller[]{}, new Rumbler[]{});
    }

	private final static Component[] createComponents() {
		return new Component[]{new Axis(Component.Identifier.Axis.X),
			new Axis(Component.Identifier.Axis.Y),
			new Axis(Component.Identifier.Axis.Z),
			new Button(Component.Identifier.Button.LEFT),
			new Button(Component.Identifier.Button.MIDDLE),
			new Button(Component.Identifier.Button.RIGHT)};
	}

	public final synchronized void pollDevice() throws IOException {
		if (!org.lwjgl.input.Mouse.isCreated())
			return;
		org.lwjgl.input.Mouse.poll();
		for (int i = 0; i < 3; i++)
			setButtonState(i);
	}

	private final Button map(int lwjgl_button) {
		switch (lwjgl_button) {
			case 0:
				return (Button)getLeft();
			case 1:
				return (Button)getRight();
			case 2:
				return (Button)getMiddle();
			default:
				return null;
		}
	}

	private final void setButtonState(int lwjgl_button) {
		Button button = map(lwjgl_button);
		if (button != null)
			button.setValue(org.lwjgl.input.Mouse.isButtonDown(lwjgl_button) ? 1 : 0);
	}

	protected final synchronized boolean getNextDeviceEvent(Event event) throws IOException {
		if (!org.lwjgl.input.Mouse.isCreated())
			return false;
		while (true) {
			switch (event_state) {
				case EVENT_X:
					event_state = EVENT_Y;
					int dx = org.lwjgl.input.Mouse.getEventDX();
					if (dx != 0) {
						event.set(getX(), dx);
						return true;
					}
					break;
				case EVENT_Y:
					event_state = EVENT_WHEEL;
					/* We must negate the y coord since lwjgl uses the
					 * OpenGL coordinate system
					 */
					int dy = -org.lwjgl.input.Mouse.getEventDY();
					if (dy != 0) {
						event.set(getY(), dy);
						return true;
					}
					break;
				case EVENT_WHEEL:
					event_state = EVENT_BUTTON;
					int dwheel = org.lwjgl.input.Mouse.getEventDWheel();
					if (dwheel != 0) {
						event.set(getWheel(), dwheel);
						return true;
					}
					break;
				case EVENT_BUTTON:
					event_state = EVENT_DONE;
					int lwjgl_button = org.lwjgl.input.Mouse.getEventButton();
					if (lwjgl_button != -1) {
						Button button = map(lwjgl_button);
						if (button != null) {
							event.set(button, org.lwjgl.input.Mouse.getEventButtonState() ? 1f : 0f);
							return true;
						}
					}
					break;
				case EVENT_DONE:
					if (!org.lwjgl.input.Mouse.next())
						return false;
					event_state = EVENT_X;
					break;
				default:
					break;
			}
		}
	}

	final static class Axis extends Mouse.Axis {
		public Axis(Component.Identifier.Axis axis_id) {
			super(axis_id.getName(), axis_id);
		}

		public final boolean isRelative() {
			return true;
		}

		protected final float poll() throws IOException {
			return 0;
		}
	}

	final static class Button extends Mouse.Button {
		private float value;
		
		public Button(Component.Identifier.Button button_id) {
			super(button_id.getName(), button_id);
		}

		protected final void setValue(float value) {
			this.value = value;
		}

		protected final float poll() throws IOException {
			return value;
		}
	}
}

--- NEW FILE: LWJGLEnvironmentPlugin.java ---
/**
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this 
 * list of conditions and the following disclaimer. Redistributions in binary 
 * form must reproduce the above copyright notice, this list of conditions and 
 * the following disclaimer in the documentation and/or other materials provided
 * with the distribution. 
 * The name of the author may not be used to endorse or promote products derived
 * from this software without specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 
 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
 */
package org.lwjgl.util.jinput;

import net.java.games.input.Controller;
import net.java.games.input.ControllerEnvironment;
import net.java.games.util.plugins.Plugin;

/**
 * @author elias
 */
public class LWJGLEnvironmentPlugin extends ControllerEnvironment implements Plugin {
    private final Controller[] controllers;

	public LWJGLEnvironmentPlugin() {
		this.controllers = new Controller[]{new LWJGLKeyboard(), new LWJGLMouse()};
	}

    public Controller[] getControllers() {
        return controllers;
    }
}

--- NEW FILE: KeyMap.java ---
/**
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this 
 * list of conditions and the following disclaimer. Redistributions in binary 
 * form must reproduce the above copyright notice, this list of conditions and 
 * the following disclaimer in the documentation and/or other materials provided
 * with the distribution. 
 * The name of the author may not be used to endorse or promote products derived
 * from this software without specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 
 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
 */
package org.lwjgl.util.jinput;

import org.lwjgl.input.Keyboard;
import net.java.games.input.Component;

/**
 * @author elias
 */
final class KeyMap {
	public final static Component.Identifier.Key map(int lwjgl_key_code) {
		switch (lwjgl_key_code) {
			case Keyboard.KEY_ESCAPE:
				return Component.Identifier.Key.ESCAPE;
			case Keyboard.KEY_1:
				return Component.Identifier.Key._1;
			case Keyboard.KEY_2:
				return Component.Identifier.Key._2;
			case Keyboard.KEY_3:
				return Component.Identifier.Key._3;
			case Keyboard.KEY_4:
				return Component.Identifier.Key._4;
			case Keyboard.KEY_5:
				return Component.Identifier.Key._5;
			case Keyboard.KEY_6:
				return Component.Identifier.Key._6;
			case Keyboard.KEY_7:
				return Component.Identifier.Key._7;
			case Keyboard.KEY_8:
				return Component.Identifier.Key._8;
			case Keyboard.KEY_9:
				return Component.Identifier.Key._9;
			case Keyboard.KEY_0:
				return Component.Identifier.Key._0;
			case Keyboard.KEY_MINUS:
				return Component.Identifier.Key.MINUS;
			case Keyboard.KEY_EQUALS:
				return Component.Identifier.Key.EQUALS;
			case Keyboard.KEY_BACK:
				return Component.Identifier.Key.BACK;
			case Keyboard.KEY_TAB:
				return Component.Identifier.Key.TAB;
			case Keyboard.KEY_Q:
				return Component.Identifier.Key.Q;
			case Keyboard.KEY_W:
				return Component.Identifier.Key.W;
			case Keyboard.KEY_E:
				return Component.Identifier.Key.E;
			case Keyboard.KEY_R:
				return Component.Identifier.Key.R;
			case Keyboard.KEY_T:
				return Component.Identifier.Key.T;
			case Keyboard.KEY_Y:
				return Component.Identifier.Key.Y;
			case Keyboard.KEY_U:
				return Component.Identifier.Key.U;
			case Keyboard.KEY_I:
				return Component.Identifier.Key.I;
			case Keyboard.KEY_O:
				return Component.Identifier.Key.O;
			case Keyboard.KEY_P:
				return Component.Identifier.Key.P;
			case Keyboard.KEY_LBRACKET:
				return Component.Identifier.Key.LBRACKET;
			case Keyboard.KEY_RBRACKET:
				return Component.Identifier.Key.RBRACKET;
			case Keyboard.KEY_RETURN:
				return Component.Identifier.Key.RETURN;
			case Keyboard.KEY_LCONTROL:
				return Component.Identifier.Key.LCONTROL;
			case Keyboard.KEY_A:
				return Component.Identifier.Key.A;
			case Keyboard.KEY_S:
				return Component.Identifier.Key.S;
			case Keyboard.KEY_D:
				return Component.Identifier.Key.D;
			case Keyboard.KEY_F:
				return Component.Identifier.Key.F;
			case Keyboard.KEY_G:
				return Component.Identifier.Key.G;
			case Keyboard.KEY_H:
				return Component.Identifier.Key.H;
			case Keyboard.KEY_J:
				return Component.Identifier.Key.J;
			case Keyboard.KEY_K:
				return Component.Identifier.Key.K;
			case Keyboard.KEY_L:
				return Component.Identifier.Key.L;
			case Keyboard.KEY_SEMICOLON:
				return Component.Identifier.Key.SEMICOLON;
			case Keyboard.KEY_APOSTROPHE:
				return Component.Identifier.Key.APOSTROPHE;
			case Keyboard.KEY_GRAVE:
				return Component.Identifier.Key.GRAVE;
			case Keyboard.KEY_LSHIFT:
				return Component.Identifier.Key.LSHIFT;
			case Keyboard.KEY_BACKSLASH:
				return Component.Identifier.Key.BACKSLASH;
			case Keyboard.KEY_Z:
				return Component.Identifier.Key.Z;
			case Keyboard.KEY_X:
				return Component.Identifier.Key.X;
			case Keyboard.KEY_C:
				return Component.Identifier.Key.C;
			case Keyboard.KEY_V:
				return Component.Identifier.Key.V;
			case Keyboard.KEY_B:
				return Component.Identifier.Key.B;
			case Keyboard.KEY_N:
				return Component.Identifier.Key.N;
			case Keyboard.KEY_M:
				return Component.Identifier.Key.M;
			case Keyboard.KEY_COMMA:
				return Component.Identifier.Key.COMMA;
			case Keyboard.KEY_PERIOD:
				return Component.Identifier.Key.PERIOD;
			case Keyboard.KEY_SLASH:
				return Component.Identifier.Key.SLASH;
			case Keyboard.KEY_RSHIFT:
				return Component.Identifier.Key.RSHIFT;
			case Keyboard.KEY_MULTIPLY:
				return Component.Identifier.Key.MULTIPLY;
			case Keyboard.KEY_LMENU:
				return Component.Identifier.Key.LALT;
			case Keyboard.KEY_SPACE:
				return Component.Identifier.Key.SPACE;
			case Keyboard.KEY_CAPITAL:
				return Component.Identifier.Key.CAPITAL;
			case Keyboard.KEY_F1:
				return Component.Identifier.Key.F1;
			case Keyboard.KEY_F2:
				return Component.Identifier.Key.F2;
			case Keyboard.KEY_F3:
				return Component.Identifier.Key.F3;
			case Keyboard.KEY_F4:
				return Component.Identifier.Key.F4;
			case Keyboard.KEY_F5:
				return Component.Identifier.Key.F5;
			case Keyboard.KEY_F6:
				return Component.Identifier.Key.F6;
			case Keyboard.KEY_F7:
				return Component.Identifier.Key.F7;
			case Keyboard.KEY_F8:
				return Component.Identifier.Key.F8;
			case Keyboard.KEY_F9:
				return Component.Identifier.Key.F9;
			case Keyboard.KEY_F10:
				return Component.Identifier.Key.F10;
			case Keyboard.KEY_NUMLOCK:
				return Component.Identifier.Key.NUMLOCK;
			case Keyboard.KEY_SCROLL:
				return Component.Identifier.Key.SCROLL;
			case Keyboard.KEY_NUMPAD7:
				return Component.Identifier.Key.NUMPAD7;
			case Keyboard.KEY_NUMPAD8:
				return Component.Identifier.Key.NUMPAD8;
			case Keyboard.KEY_NUMPAD9:
				return Component.Identifier.Key.NUMPAD9;
			case Keyboard.KEY_SUBTRACT:
				return Component.Identifier.Key.SUBTRACT;
			case Keyboard.KEY_NUMPAD4:
				return Component.Identifier.Key.NUMPAD4;
			case Keyboard.KEY_NUMPAD5:
				return Component.Identifier.Key.NUMPAD5;
			case Keyboard.KEY_NUMPAD6:
				return Component.Identifier.Key.NUMPAD6;
			case Keyboard.KEY_ADD:
				return Component.Identifier.Key.ADD;
			case Keyboard.KEY_NUMPAD1:
				return Component.Identifier.Key.NUMPAD1;
			case Keyboard.KEY_NUMPAD2:
				return Component.Identifier.Key.NUMPAD2;
			case Keyboard.KEY_NUMPAD3:
				return Component.Identifier.Key.NUMPAD3;
			case Keyboard.KEY_NUMPAD0:
				return Component.Identifier.Key.NUMPAD0;
			case Keyboard.KEY_DECIMAL:
				return Component.Identifier.Key.DECIMAL;
			case Keyboard.KEY_F11:
				return Component.Identifier.Key.F11;
			case Keyboard.KEY_F12:
				return Component.Identifier.Key.F12;
			case Keyboard.KEY_F13:
				return Component.Identifier.Key.F13;
			case Keyboard.KEY_F14:
				return Component.Identifier.Key.F14;
			case Keyboard.KEY_F15:
				return Component.Identifier.Key.F15;
			case Keyboard.KEY_KANA:
				return Component.Identifier.Key.KANA;
			case Keyboard.KEY_CONVERT:
				return Component.Identifier.Key.CONVERT;
			case Keyboard.KEY_NOCONVERT:
				return Component.Identifier.Key.NOCONVERT;
			case Keyboard.KEY_YEN:
				return Component.Identifier.Key.YEN;
			case Keyboard.KEY_NUMPADEQUALS:
				return Component.Identifier.Key.NUMPADEQUAL;
			case Keyboard.KEY_CIRCUMFLEX:
				return Component.Identifier.Key.CIRCUMFLEX;
			case Keyboard.KEY_AT:
				return Component.Identifier.Key.AT;
			case Keyboard.KEY_COLON:
				return Component.Identifier.Key.COLON;
			case Keyboard.KEY_UNDERLINE:
				return Component.Identifier.Key.UNDERLINE;
			case Keyboard.KEY_KANJI:
				return Component.Identifier.Key.KANJI;
			case Keyboard.KEY_STOP:
				return Component.Identifier.Key.STOP;
			case Keyboard.KEY_AX:
				return Component.Identifier.Key.AX;
			case Keyboard.KEY_UNLABELED:
				return Component.Identifier.Key.UNLABELED;
			case Keyboard.KEY_NUMPADENTER:
				return Component.Identifier.Key.NUMPADENTER;
			case Keyboard.KEY_RCONTROL:
				return Component.Identifier.Key.RCONTROL;
			case Keyboard.KEY_NUMPADCOMMA:
				return Component.Identifier.Key.NUMPADCOMMA;
			case Keyboard.KEY_DIVIDE:
				return Component.Identifier.Key.DIVIDE;
			case Keyboard.KEY_SYSRQ:
				return Component.Identifier.Key.SYSRQ;
			case Keyboard.KEY_RMENU:
				return Component.Identifier.Key.RALT;
			case Keyboard.KEY_PAUSE:
				return Component.Identifier.Key.PAUSE;
			case Keyboard.KEY_HOME:
				return Component.Identifier.Key.HOME;
			case Keyboard.KEY_UP:
				return Component.Identifier.Key.UP;
			case Keyboard.KEY_PRIOR:
				return Component.Identifier.Key.PAGEUP;
			case Keyboard.KEY_LEFT:
				return Component.Identifier.Key.LEFT;
			case Keyboard.KEY_RIGHT:
				return Component.Identifier.Key.RIGHT;
			case Keyboard.KEY_END:
				return Component.Identifier.Key.END;
			case Keyboard.KEY_DOWN:
				return Component.Identifier.Key.DOWN;
			case Keyboard.KEY_NEXT:
				return Component.Identifier.Key.PAGEDOWN;
			case Keyboard.KEY_INSERT:
				return Component.Identifier.Key.INSERT;
			case Keyboard.KEY_DELETE:
				return Component.Identifier.Key.DELETE;
			case Keyboard.KEY_LWIN:
				return Component.Identifier.Key.LWIN;
			case Keyboard.KEY_RWIN:
				return Component.Identifier.Key.RWIN;
			case Keyboard.KEY_APPS:
				return Component.Identifier.Key.APPS;
			case Keyboard.KEY_POWER:
				return Component.Identifier.Key.POWER;
			case Keyboard.KEY_SLEEP:
				return Component.Identifier.Key.SLEEP;
			default:
				return Component.Identifier.Key.UNKNOWN;
		}
	}
}

--- NEW FILE: LWJGLKeyboard.java ---
/**
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice, this 
 * list of conditions and the following disclaimer. Redistributions in binary 
 * form must reproduce the above copyright notice, this list of conditions and 
 * the following disclaimer in the documentation and/or other materials provided
 * with the distribution. 
 * The name of the author may not be used to endorse or promote products derived
 * from this software without specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 
 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
 */
package org.lwjgl.util.jinput;

import net.java.games.input.Keyboard;
import net.java.games.input.Component;
import net.java.games.input.Controller;
import net.java.games.input.Rumbler;
import net.java.games.input.Event;
import java.util.List;
import java.util.ArrayList;

import java.io.IOException;

import java.lang.reflect.Field;
import java.lang.reflect.Modifier;

/**
 * @author elias
 */
final class LWJGLKeyboard extends Keyboard {
    protected LWJGLKeyboard() {
        super("LWJGLKeyboard", createComponents(), new Controller[]{}, new Rumbler[]{});
	}

	private final static Component[] createComponents() {
		List components = new ArrayList();
		Field[] vkey_fields = org.lwjgl.input.Keyboard.class.getFields();
		for (int i = 0; i < vkey_fields.length; i++) {
			Field vkey_field = vkey_fields[i];
			try {
				if (Modifier.isStatic(vkey_field.getModifiers()) && vkey_field.getType() == int.class &&
						vkey_field.getName().startsWith("KEY_")) {
					int vkey_code = vkey_field.getInt(null);
					Component.Identifier.Key key_id = KeyMap.map(vkey_code);
					if (key_id != Component.Identifier.Key.UNKNOWN)
						components.add(new Key(key_id, vkey_code));
				}
			} catch (IllegalAccessException e) {
				throw new RuntimeException(e);
			}
		}
		return (Component[])components.toArray(new Component[]{});
	}

	public final synchronized void pollDevice() throws IOException {
		if (!org.lwjgl.input.Keyboard.isCreated())
			return;
		org.lwjgl.input.Keyboard.poll();
		Component[] components = getComponents();
		for (int i = 0; i < components.length; i++) {
			Key key = (Key)components[i];
			key.update();
		}
	}

	protected final synchronized boolean getNextDeviceEvent(Event event) throws IOException {
		if (!org.lwjgl.input.Keyboard.isCreated())
			return false;
		if (!org.lwjgl.input.Keyboard.next())
			return false;
		int lwjgl_key = org.lwjgl.input.Keyboard.getEventKey();
		if (lwjgl_key == org.lwjgl.input.Keyboard.KEY_NONE)
			return false;
		Component.Identifier.Key key_id = KeyMap.map(lwjgl_key);
		if (key_id == null)
			return false;
		Component key = getComponent(key_id);
		if (key == null)
			return false;
		float value = org.lwjgl.input.Keyboard.getEventKeyState() ? 1 : 0;
		event.set(key, value);
		return true;
	}


	private final static class Key extends Keyboard.Key {
		private final int lwjgl_key;
		private float value;
		
		public Key(Component.Identifier.Key key_id, int lwjgl_key) {
			super(key_id.getName(), key_id);
			this.lwjgl_key = lwjgl_key;
		}

		public final void update() {
			this.value = org.lwjgl.input.Keyboard.isKeyDown(lwjgl_key) ? 1 : 0;
		}
		
		protected final float poll() {
			return value;
		}
	}
}