annotate dwt/widgets/Sash.d @ 7:e831403a80a9

Add 'cast' to casts
author Frank Benoit <benoit@tionex.de>
date Wed, 27 Aug 2008 14:30:35 +0200
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 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 *******************************************************************************/
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11 module dwt.widgets.Sash;
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12
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13 import dwt.dwthelper.utils;
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15 import dwt.DWT;
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16 import dwt.DWTException;
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17 import dwt.events.SelectionEvent;
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18 import dwt.events.SelectionListener;
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19 import dwt.graphics.Cursor;
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20 import dwt.graphics.Point;
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21 import dwt.graphics.Rectangle;
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22 import dwt.internal.cocoa.NSEvent;
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23 import dwt.internal.cocoa.NSPoint;
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24 import dwt.internal.cocoa.NSRect;
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25 import dwt.internal.cocoa.OS;
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26 import dwt.internal.cocoa.SWTView;
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27
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28 /**
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29 * Instances of the receiver represent a selectable user interface object
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30 * that allows the user to drag a rubber banded outline of the sash within
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31 * the parent control.
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32 * <dl>
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33 * <dt><b>Styles:</b></dt>
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34 * <dd>HORIZONTAL, VERTICAL, SMOOTH</dd>
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35 * <dt><b>Events:</b></dt>
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36 * <dd>Selection</dd>
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37 * </dl>
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38 * <p>
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39 * Note: Only one of the styles HORIZONTAL and VERTICAL may be specified.
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40 * </p><p>
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41 * IMPORTANT: This class is intended to be subclassed <em>only</em>
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42 * within the DWT implementation.
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43 * </p>
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44 */
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45 public class Sash : Control {
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46 Cursor sizeCursor;
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47 bool dragging;
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48 int lastX, lastY, startX, startY;
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49 private final static int INCREMENT = 1;
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50 private final static int PAGE_INCREMENT = 9;
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51
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52 /**
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53 * Constructs a new instance of this class given its parent
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54 * and a style value describing its behavior and appearance.
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55 * <p>
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56 * The style value is either one of the style constants defined in
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57 * class <code>DWT</code> which is applicable to instances of this
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58 * class, or must be built by <em>bitwise OR</em>'ing together
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59 * (that is, using the <code>int</code> "|" operator) two or more
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60 * of those <code>DWT</code> style constants. The class description
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61 * lists the style constants that are applicable to the class.
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62 * Style bits are also inherited from superclasses.
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63 * </p>
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64 *
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65 * @param parent a composite control which will be the parent of the new instance (cannot be null)
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66 * @param style the style of control to construct
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67 *
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68 * @exception IllegalArgumentException <ul>
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69 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li>
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70 * </ul>
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71 * @exception DWTException <ul>
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72 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li>
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73 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li>
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74 * </ul>
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75 *
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76 * @see DWT#HORIZONTAL
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77 * @see DWT#VERTICAL
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78 * @see Widget#checkSubclass
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79 * @see Widget#getStyle
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80 */
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81 public this (Composite parent, int style) {
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82 super (parent, checkStyle (style));
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83 int cursorStyle = (style & DWT.VERTICAL) !is 0 ? DWT.CURSOR_SIZEWE : DWT.CURSOR_SIZENS;
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84 sizeCursor = new Cursor (display, cursorStyle);
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85 }
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86
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87 /**
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88 * Adds the listener to the collection of listeners who will
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89 * be notified when the control is selected by the user, by sending
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90 * it one of the messages defined in the <code>SelectionListener</code>
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91 * interface.
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92 * <p>
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93 * When <code>widgetSelected</code> is called, the x, y, width, and height fields of the event object are valid.
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94 * If the receiver is being dragged, the event object detail field contains the value <code>DWT.DRAG</code>.
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95 * <code>widgetDefaultSelected</code> is not called.
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96 * </p>
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97 *
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98 * @param listener the listener which should be notified when the control is selected by the user
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99 *
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100 * @exception IllegalArgumentException <ul>
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101 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li>
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102 * </ul>
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103 * @exception DWTException <ul>
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104 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
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105 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
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106 * </ul>
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107 *
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108 * @see SelectionListener
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109 * @see #removeSelectionListener
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110 * @see SelectionEvent
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111 */
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112 public void addSelectionListener(SelectionListener listener) {
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113 checkWidget();
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114 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT);
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115 TypedListener typedListener = new TypedListener(listener);
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116 addListener(DWT.Selection,typedListener);
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117 addListener(DWT.DefaultSelection,typedListener);
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118 }
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119
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120 static int checkStyle (int style) {
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121 /*
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122 * Macintosh only supports smooth dragging.
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123 */
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124 style |= DWT.SMOOTH;
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125 return checkBits (style, DWT.HORIZONTAL, DWT.VERTICAL, 0, 0, 0, 0);
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parents:
diff changeset
126 }
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
127
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
128 bool becomeFirstResponder () {
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
129 bool result = super.becomeFirstResponder();
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
130 NSRect frame = view.frame();
7
e831403a80a9 Add 'cast' to casts
Frank Benoit <benoit@tionex.de>
parents: 5
diff changeset
131 lastX = cast(int)frame.x;
e831403a80a9 Add 'cast' to casts
Frank Benoit <benoit@tionex.de>
parents: 5
diff changeset
132 lastY = cast(int)frame.y;
0
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
133 return result;
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
134 }
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
135
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
136 public Point computeSize (int wHint, int hHint, bool changed) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
137 checkWidget();
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
138 int width = 0, height = 0;
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
139 if ((style & DWT.HORIZONTAL) !is 0) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
140 width += DEFAULT_WIDTH; height += 5;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
141 } else {
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
142 width += 5; height += DEFAULT_HEIGHT;
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
143 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
144 if (wHint !is DWT.DEFAULT) width = wHint;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
145 if (hHint !is DWT.DEFAULT) height = hHint;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
146 return new Point (width, height);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
147 }
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
148
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
149 void createHandle () {
7
e831403a80a9 Add 'cast' to casts
Frank Benoit <benoit@tionex.de>
parents: 5
diff changeset
150 SWTView widget = cast(SWTView)new SWTView().alloc();
0
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
151 widget.initWithFrame (new NSRect());
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
152 widget.setTag(jniRef);
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
153 view = widget;
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
154 parent.contentView().addSubview_(view);
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
155 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
156
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
157 bool sendKeyEvent(NSEvent nsEvent, int type) {
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
158 //TODO consumed
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
159 int keyCode = nsEvent.keyCode();
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
160 switch (keyCode) {
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
161 case 126: /* Up arrow */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
162 case 123: /* Left arrow */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
163 case 125: /* Down arrow */
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
164 case 124: /* Right arrow */ {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
165 int xChange = 0, yChange = 0;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
166 int stepSize = PAGE_INCREMENT;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
167 int modifiers = nsEvent.modifierFlags();
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
168 if ((modifiers & OS.NSControlKeyMask) !is 0) stepSize = INCREMENT;
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
169 if ((style & DWT.VERTICAL) !is 0) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
170 if (keyCode is 126 || keyCode is 125) break;
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
171 xChange = keyCode is 123 ? -stepSize : stepSize;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
172 } else {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
173 if (keyCode is 123 || keyCode is 124) break;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
174 yChange = keyCode is 126 ? -stepSize : stepSize;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
175 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
176
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
177 Rectangle bounds = getBounds ();
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
178 int width = bounds.width, height = bounds.height;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
179 Rectangle parentBounds = parent.getBounds ();
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
180 int parentWidth = parentBounds.width;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
181 int parentHeight = parentBounds.height;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
182 int newX = lastX, newY = lastY;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
183 if ((style & DWT.VERTICAL) !is 0) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
184 newX = Math.min (Math.max (0, lastX + xChange), parentWidth - width);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
185 } else {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
186 newY = Math.min (Math.max (0, lastY + yChange), parentHeight - height);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
187 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
188 if (newX is lastX && newY is lastY) return true;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
189 Event event = new Event ();
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
190 event.x = newX;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
191 event.y = newY;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
192 event.width = width;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
193 event.height = height;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
194 sendEvent (DWT.Selection, event);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
195 if (isDisposed ()) break;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
196 if (event.doit) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
197 setBounds (event.x, event.y, width, height);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
198 if (isDisposed ()) break;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
199 lastX = event.x;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
200 lastY = event.y;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
201 if (isDisposed ()) return false;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
202 int cursorX = event.x, cursorY = event.y;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
203 if ((style & DWT.VERTICAL) !is 0) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
204 cursorY += height / 2;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
205 } else {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
206 cursorX += width / 2;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
207 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
208 display.setCursorLocation (parent.toDisplay (cursorX, cursorY));
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
209 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
210 break;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
211 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
212 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
213 return true;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
214 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
215
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
216 void mouseDown(int theEvent) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
217 super.mouseDown(theEvent);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
218 NSEvent nsEvent = new NSEvent(theEvent);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
219 if (nsEvent.clickCount() !is 1) return;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
220 NSPoint location = nsEvent.locationInWindow();
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
221 NSPoint point = view.convertPoint_fromView_(location, null);
7
e831403a80a9 Add 'cast' to casts
Frank Benoit <benoit@tionex.de>
parents: 5
diff changeset
222 startX = cast(int)point.x;
e831403a80a9 Add 'cast' to casts
Frank Benoit <benoit@tionex.de>
parents: 5
diff changeset
223 startY = cast(int)point.y;
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
224 NSRect frame = view.frame();
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
225 Event event = new Event ();
7
e831403a80a9 Add 'cast' to casts
Frank Benoit <benoit@tionex.de>
parents: 5
diff changeset
226 event.x = cast(int)frame.x;
e831403a80a9 Add 'cast' to casts
Frank Benoit <benoit@tionex.de>
parents: 5
diff changeset
227 event.y = cast(int)frame.y;
e831403a80a9 Add 'cast' to casts
Frank Benoit <benoit@tionex.de>
parents: 5
diff changeset
228 event.width = cast(int)frame.width;
e831403a80a9 Add 'cast' to casts
Frank Benoit <benoit@tionex.de>
parents: 5
diff changeset
229 event.height = cast(int)frame.height;
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
230 sendEvent (DWT.Selection, event);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
231 if (isDisposed ()) return;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
232 if (event.doit) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
233 lastX = event.x;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
234 lastY = event.y;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
235 dragging = true;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
236 setLocation(event.x, event.y);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
237 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
238 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
239
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
240 void mouseDragged(int theEvent) {
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
241 super.mouseDragged(theEvent);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
242 if (!dragging) return;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
243 NSEvent nsEvent = new NSEvent(theEvent);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
244 NSPoint location = nsEvent.locationInWindow();
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
245 NSPoint point = view.convertPoint_fromView_(location, null);
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
246 NSRect frame = view.frame();
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
247 NSRect parentFrame = parent.topView().frame();
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
248 int newX = lastX, newY = lastY;
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
249 if ((style & DWT.VERTICAL) !is 0) {
7
e831403a80a9 Add 'cast' to casts
Frank Benoit <benoit@tionex.de>
parents: 5
diff changeset
250 newX = Math.min (Math.max (0, cast(int)(point.x + frame.x - startX)), cast(int)(parentFrame.width - frame.width));
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
251 } else {
7
e831403a80a9 Add 'cast' to casts
Frank Benoit <benoit@tionex.de>
parents: 5
diff changeset
252 newY = Math.min (Math.max (0, cast(int)(point.y + frame.y - startY)), cast(int)(parentFrame.height - frame.height));
0
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
253 }
380af2bdd8e5 Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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254 if (newX is lastX && newY is lastY) return;
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255 Event event = new Event ();
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256 event.x = newX;
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257 event.y = newY;
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258 event.width = cast(int)frame.width;
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259 event.height = cast(int)frame.height;
0
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260 sendEvent (DWT.Selection, event);
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261 if (isDisposed ()) return;
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262 if (event.doit) {
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263 lastX = event.x;
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264 lastY = event.y;
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265 setBounds (event.x, event.y, cast(int)frame.width, cast(int)frame.height);
0
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266 }
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267 }
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268
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269 void mouseEntered(int theEvent) {
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270 //TODO need to add tracking area
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271 super.mouseEntered(theEvent);
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272 sizeCursor.handle.set();
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273 }
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274
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275 void mouseUp(int theEvent) {
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276 super.mouseUp(theEvent);
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277 if (!dragging) return;
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278 dragging = false;
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279 NSRect frame = view.frame();
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280 Event event = new Event ();
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281 event.x = lastX;
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282 event.y = lastY;
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283 event.width = cast(int)frame.width;
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284 event.height = cast(int)frame.height;
0
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285 sendEvent (DWT.Selection, event);
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286 if (isDisposed ()) return;
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287 if (event.doit) {
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288 setBounds (event.x, event.y, cast(int)frame.width, cast(int)frame.height);
0
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289 }
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290 }
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291
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292 void releaseWidget () {
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293 super.releaseWidget ();
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294 if (sizeCursor !is null) sizeCursor.dispose ();
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295 sizeCursor = null;
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296 }
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297
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298 /**
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299 * Removes the listener from the collection of listeners who will
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parents:
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300 * be notified when the control is selected by the user.
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parents:
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301 *
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302 * @param listener the listener which should no longer be notified
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parents:
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303 *
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304 * @exception IllegalArgumentException <ul>
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parents:
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305 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li>
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parents:
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306 * </ul>
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307 * @exception DWTException <ul>
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308 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
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parents:
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309 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
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parents:
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310 * </ul>
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311 *
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312 * @see SelectionListener
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313 * @see #addSelectionListener
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parents:
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314 */
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315 public void removeSelectionListener(SelectionListener listener) {
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parents:
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316 checkWidget();
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diff changeset
317 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT);
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parents:
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318 if (eventTable is null) return;
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parents:
diff changeset
319 eventTable.unhook(DWT.Selection, listener);
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parents:
diff changeset
320 eventTable.unhook(DWT.DefaultSelection,listener);
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parents:
diff changeset
321 }
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parents:
diff changeset
322
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
323 int traversalCode (int key, NSEvent theEvent) {
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff changeset
324 return 0;
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parents:
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325 }
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parents:
diff changeset
326
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Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
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327 }