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1 /*******************************************************************************
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2 * Copyright (c) 2008 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13 module dwtx.jface.internal.text.html.BrowserInput;
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14
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15 import dwt.dwthelper.utils;
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16
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17
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18 /**
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19 * A browser input contains an input element and
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20 * a previous and a next input, if available.
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21 *
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22 * The browser input also provides a human readable
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23 * name of its input element.
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24 *
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25 * @since 3.4
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26 */
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27 public abstract class BrowserInput {
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28
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29 private final BrowserInput fPrevious;
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30 private BrowserInput fNext;
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31
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32 /**
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33 * Create a new Browser input.
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34 *
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35 * @param previous the input previous to this or <code>null</code> if this is the first
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36 */
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37 public BrowserInput(BrowserInput previous) {
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38 fPrevious= previous;
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39 if (previous !is null)
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40 previous.fNext= this;
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41 }
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42
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43 /**
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44 * The previous input or <code>null</code> if this
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45 * is the first.
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46 *
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47 * @return the previous input or <code>null</code>
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48 */
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49 public BrowserInput getPrevious() {
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50 return fPrevious;
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51 }
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52
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53 /**
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54 * The next input or <code>null</code> if this
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55 * is the last.
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56 *
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57 * @return the next input or <code>null</code>
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58 */
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59 public BrowserInput getNext() {
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60 return fNext;
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61 }
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62
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63 /**
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64 * The element to use to set the browsers input.
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65 *
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66 * @return the input element
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67 */
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68 public abstract Object getInputElement();
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69
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70 /**
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71 * A human readable name for the input.
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72 *
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73 * @return the input name
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74 */
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75 public abstract String getInputName();
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76 }
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