annotate dwtx/jface/fieldassist/TextContentAdapter.d @ 70:46a6e0e6ccd4

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author Frank Benoit <benoit@tionex.de>
date Thu, 22 May 2008 01:36:46 +0200
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1 /*******************************************************************************
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2 * Copyright (c) 2005, 2007 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.fieldassist.TextContentAdapter;
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15 import dwtx.jface.fieldassist.IControlContentAdapter;
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17 import dwt.graphics.Point;
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18 import dwt.graphics.Rectangle;
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19 import dwt.widgets.Control;
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20 import dwt.widgets.Text;
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21
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22 import dwt.dwthelper.utils;
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23
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24 /**
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25 * An {@link IControlContentAdapter} for DWT Text controls. This is a
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26 * convenience class for easily creating a {@link ContentProposalAdapter} for
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27 * text fields.
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28 *
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29 * @since 3.2
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30 */
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31 public class TextContentAdapter : IControlContentAdapter,
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32 IControlContentAdapter2 {
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33
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34 /*
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35 * (non-Javadoc)
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36 *
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37 * @see dwtx.jface.dialogs.taskassistance.IControlContentAdapter#getControlContents(dwt.widgets.Control)
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38 */
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39 public String getControlContents(Control control) {
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40 return (cast(Text) control).getText();
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41 }
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42
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43 /*
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44 * (non-Javadoc)
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45 *
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46 * @see dwtx.jface.fieldassist.IControlContentAdapter#setControlContents(dwt.widgets.Control,
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47 * java.lang.String, int)
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48 */
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49 public void setControlContents(Control control, String text,
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50 int cursorPosition) {
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51 (cast(Text) control).setText(text);
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52 (cast(Text) control).setSelection(cursorPosition, cursorPosition);
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53 }
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54
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55 /*
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56 * (non-Javadoc)
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57 *
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58 * @see dwtx.jface.fieldassist.IControlContentAdapter#insertControlContents(dwt.widgets.Control,
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59 * java.lang.String, int)
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60 */
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61 public void insertControlContents(Control control, String text,
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62 int cursorPosition) {
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63 Point selection = (cast(Text) control).getSelection();
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64 (cast(Text) control).insert(text);
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65 // Insert will leave the cursor at the end of the inserted text. If this
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66 // is not what we wanted, reset the selection.
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67 if (cursorPosition < text.length) {
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68 (cast(Text) control).setSelection(selection.x + cursorPosition,
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69 selection.x + cursorPosition);
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70 }
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71 }
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72
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73 /*
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74 * (non-Javadoc)
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75 *
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76 * @see dwtx.jface.fieldassist.IControlContentAdapter#getCursorPosition(dwt.widgets.Control)
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77 */
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78 public int getCursorPosition(Control control) {
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79 return (cast(Text) control).getCaretPosition();
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80 }
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81
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82 /*
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83 * (non-Javadoc)
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84 *
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85 * @see dwtx.jface.fieldassist.IControlContentAdapter#getInsertionBounds(dwt.widgets.Control)
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86 */
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87 public Rectangle getInsertionBounds(Control control) {
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88 Text text = cast(Text) control;
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89 Point caretOrigin = text.getCaretLocation();
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90 // We fudge the y pixels due to problems with getCaretLocation
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91 // See https://bugs.eclipse.org/bugs/show_bug.cgi?id=52520
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92 return new Rectangle(caretOrigin.x + text.getClientArea().x,
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93 caretOrigin.y + text.getClientArea().y + 3, 1, text.getLineHeight());
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94 }
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95
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96 /*
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97 * (non-Javadoc)
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98 *
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99 * @see dwtx.jface.fieldassist.IControlContentAdapter#setCursorPosition(dwt.widgets.Control,
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100 * int)
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101 */
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102 public void setCursorPosition(Control control, int position) {
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103 (cast(Text) control).setSelection(new Point(position, position));
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104 }
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105
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106 /*
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107 * (non-Javadoc)
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108 *
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109 * @see dwtx.jface.fieldassist.IControlContentAdapter2#getSelection(dwt.widgets.Control)
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110 *
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111 * @since 3.4
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112 */
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113 public Point getSelection(Control control) {
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114 return ((Text) control).getSelection();
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115 }
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116
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117 /*
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118 * (non-Javadoc)
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119 *
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120 * @see dwtx.jface.fieldassist.IControlContentAdapter2#setSelection(dwt.widgets.Control,
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121 * dwt.graphics.Point)
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122 *
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123 * @since 3.4
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124 */
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125 public void setSelection(Control control, Point range) {
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126 ((Text) control).setSelection(range);
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127 }
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128 }