Mercurial > projects > dwt-mac
annotate dwt/widgets/ToolTip.d @ 123:63a09873578e
Fixed compile errors
| author | Jacob Carlborg <doob@me.com> |
|---|---|
| date | Thu, 15 Jan 2009 23:08:54 +0100 |
| parents | 62202ce0039f |
| children | 07399639c0c8 |
| rev | line source |
|---|---|
| 45 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 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 * |
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11 * Port to the D programming language: |
| 45 | 12 * Jacob Carlborg <doob@me.com> |
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13 *******************************************************************************/ |
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14 module dwt.widgets.ToolTip; |
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15 |
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16 |
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17 import dwt.DWT; |
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18 import dwt.DWTException; |
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19 import dwt.events.SelectionEvent; |
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20 import dwt.events.SelectionListener; |
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21 import dwt.graphics.Color; |
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22 import dwt.graphics.Font; |
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23 import dwt.graphics.FontData; |
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24 import dwt.graphics.GC; |
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25 import dwt.graphics.Image; |
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26 import dwt.graphics.Point; |
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27 import dwt.graphics.Rectangle; |
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28 import dwt.graphics.Region; |
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29 import dwt.graphics.TextLayout; |
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30 import dwt.graphics.TextStyle; |
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31 |
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32 import dwt.dwthelper.Runnable; |
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33 import dwt.dwthelper.utils; |
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34 import dwt.graphics.Device; |
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35 import dwt.widgets.Display; |
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36 import dwt.widgets.Event; |
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37 import dwt.widgets.Listener; |
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38 import dwt.widgets.Shell; |
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39 import dwt.widgets.TrayItem; |
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40 import dwt.widgets.TypedListener; |
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41 import dwt.widgets.Widget; |
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42 |
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43 /** |
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44 * Instances of this class represent popup windows that are used |
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45 * to inform or warn the user. |
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46 * <p> |
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47 * <dl> |
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48 * <dt><b>Styles:</b></dt> |
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49 * <dd>BALLOON, ICON_ERROR, ICON_INFORMATION, ICON_WARNING</dd> |
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50 * <dt><b>Events:</b></dt> |
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51 * <dd>Selection</dd> |
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52 * </dl> |
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53 * </p><p> |
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54 * Note: Only one of the styles ICON_ERROR, ICON_INFORMATION, |
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55 * and ICON_WARNING may be specified. |
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56 * </p><p> |
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57 * IMPORTANT: This class is intended to be subclassed <em>only</em> |
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58 * within the DWT implementation. |
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59 * </p> |
| 45 | 60 * |
| 61 * @see <a href="http://www.eclipse.org/swt/snippets/#tooltips">Tool Tips snippets</a> | |
| 62 * @see <a href="http://www.eclipse.org/swt/examples.php">DWT Example: ControlExample</a> | |
| 63 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> | |
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64 * |
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65 * @since 3.2 |
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66 */ |
| 3 | 67 public class ToolTip : Widget { |
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68 Shell parent, tip; |
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69 TrayItem item; |
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70 int x, y; |
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71 int [] borderPolygon; |
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72 bool spikeAbove, autohide; |
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73 Listener listener; |
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74 TextLayout layoutText, layoutMessage; |
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75 Region region; |
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76 Font boldFont; |
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77 Runnable runnable; |
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78 |
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79 static final int BORDER = 5; |
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80 static final int PADDING = 5; |
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81 static final int INSET = 4; |
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82 static final int TIP_HEIGHT = 20; |
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83 static final int IMAGE_SIZE = 16; |
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84 static final int DELAY = 10000; |
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85 |
| 123 | 86 /** |
| 87 * Constructs a new instance of this class given its parent | |
| 88 * and a style value describing its behavior and appearance. | |
| 89 * <p> | |
| 90 * The style value is either one of the style constants defined in | |
| 91 * class <code>DWT</code> which is applicable to instances of this | |
| 92 * class, or must be built by <em>bitwise OR</em>'ing together | |
| 93 * (that is, using the <code>int</code> "|" operator) two or more | |
| 94 * of those <code>DWT</code> style constants. The class description | |
| 95 * lists the style constants that are applicable to the class. | |
| 96 * Style bits are also inherited from superclasses. | |
| 97 * </p> | |
| 98 * | |
| 99 * @param parent a composite control which will be the parent of the new instance (cannot be null) | |
| 100 * @param style the style of control to construct | |
| 101 * | |
| 102 * @exception IllegalArgumentException <ul> | |
| 103 * <li>ERROR_NULL_ARGUMENT - if the parent is null</li> | |
| 104 * </ul> | |
| 105 * @exception DWTException <ul> | |
| 106 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li> | |
| 107 * <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li> | |
| 108 * </ul> | |
| 109 * | |
| 110 * @see DWT#ICON_ERROR | |
| 111 * @see DWT#ICON_INFORMATION | |
| 112 * @see DWT#ICON_WARNING | |
| 113 * @see Widget#checkSubclass | |
| 114 * @see Widget#getStyle | |
| 115 */ | |
| 116 public this (Shell parent, int style) { | |
| 117 super (parent, checkStyle (style)); | |
| 118 this.parent = parent; | |
| 119 this.autohide = true; | |
| 120 x = y = -1; | |
| 121 Display display = getDisplay (); | |
| 122 tip = new Shell (parent, DWT.ON_TOP | DWT.NO_TRIM); | |
| 123 Color background = display.getSystemColor (DWT.COLOR_INFO_BACKGROUND); | |
| 124 tip.setBackground (background); | |
| 125 listener = new class Listener { | |
| 126 public void handleEvent (Event event) { | |
| 127 switch (event.type) { | |
| 128 case DWT.Dispose: onDispose (event); break; | |
| 129 case DWT.Paint: onPaint (event); break; | |
| 130 case DWT.MouseDown: onMouseDown (event); break; | |
| 131 default: | |
| 132 assert(false); | |
| 133 } | |
| 134 } | |
| 135 }; | |
| 136 addListener (DWT.Dispose, listener); | |
| 137 tip.addListener (DWT.Paint, listener); | |
| 138 tip.addListener (DWT.MouseDown, listener); | |
| 139 } | |
| 140 | |
| 141 static int checkStyle (int style) { | |
| 142 int mask = DWT.ICON_ERROR | DWT.ICON_INFORMATION | DWT.ICON_WARNING; | |
| 143 if ((style & mask) is 0) return style; | |
| 144 return checkBits (style, DWT.ICON_INFORMATION, DWT.ICON_WARNING, DWT.ICON_ERROR, 0, 0, 0); | |
| 145 } | |
| 146 | |
| 147 /** | |
| 148 * Adds the listener to the collection of listeners who will | |
| 149 * be notified when the receiver is selected by the user, by sending | |
| 150 * it one of the messages defined in the <code>SelectionListener</code> | |
| 151 * interface. | |
| 152 * <p> | |
| 153 * <code>widgetSelected</code> is called when the receiver is selected. | |
| 154 * <code>widgetDefaultSelected</code> is not called. | |
| 155 * </p> | |
| 156 * | |
| 157 * @param listener the listener which should be notified when the receiver is selected by the user | |
| 158 * | |
| 159 * @exception IllegalArgumentException <ul> | |
| 160 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 161 * </ul> | |
| 162 * @exception DWTException <ul> | |
| 163 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 164 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 165 * </ul> | |
| 166 * | |
| 167 * @see SelectionListener | |
| 168 * @see #removeSelectionListener | |
| 169 * @see SelectionEvent | |
| 170 */ | |
| 171 public void addSelectionListener (SelectionListener listener) { | |
| 172 checkWidget (); | |
| 173 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); | |
| 174 TypedListener typedListener = new TypedListener (listener); | |
| 175 addListener (DWT.Selection,typedListener); | |
| 176 addListener (DWT.DefaultSelection,typedListener); | |
| 177 } | |
| 178 | |
| 179 void configure () { | |
| 180 Display display = parent.getDisplay (); | |
| 181 int x = this.x; | |
| 182 int y = this.y; | |
| 183 if (x is -1 || y is -1) { | |
| 184 Point point; | |
| 185 if (item !is null) { | |
| 186 point = item.getLocation (); | |
| 187 } else { | |
| 188 point = display.getCursorLocation (); | |
| 189 } | |
| 190 x = point.x; | |
| 191 y = point.y; | |
| 192 } | |
| 193 dwt.widgets.Monitor.Monitor monitor = parent.getMonitor (); | |
| 194 Rectangle dest = monitor.getBounds (); | |
| 195 Point size = getSize (dest.width / 4); | |
| 196 int w = size.x; | |
| 197 int h = size.y; | |
| 198 int t = (style & DWT.BALLOON) !is 0 ? TIP_HEIGHT : 0; | |
| 199 int i = (style & DWT.BALLOON) !is 0 ? 16 : 0; | |
| 200 tip.setSize (w, h + t); | |
| 201 int [] polyline; | |
| 202 spikeAbove = dest.height >= y + size.y + t; | |
| 203 if (dest.width >= x + size.x) { | |
| 204 if (dest.height >= y + size.y + t) { | |
| 205 polyline = [ | |
| 206 0, 5+t, 1, 5+t, 1, 3+t, 3, 1+t, 5, 1+t, 5, t, | |
| 207 16, t, 16, 0, 35, t, | |
| 208 w-5, t, w-5, 1+t, w-3, 1+t, w-1, 3+t, w-1, 5+t, w, 5+t, | |
| 209 w, h-5+t, w-1, h-5+t, w-1, h-3+t, w-2, h-3+t, w-2, h-2+t, w-3, h-2+t, w-3, h-1+t, w-5, h-1+t, w-5, h+t, | |
| 210 5, h+t, 5, h-1+t, 3, h-1+t, 3, h-2+t, 2, h-2+t, 2, h-3+t, 1, h-3+t, 1, h-5+t, 0, h-5+t, | |
| 211 0, 5+t]; | |
| 212 borderPolygon = [ | |
| 213 0, 5+t, 1, 4+t, 1, 3+t, 3, 1+t, 4, 1+t, 5, t, | |
| 214 16, t, 16, 1, 35, t, | |
| 215 w-6, 0+t, w-5, 1+t, w-4, 1+t, w-2, 3+t, w-2, 4+t, w-1, 5+t, | |
| 216 w-1, h-6+t, w-2, h-5+t, w-2, h-4+t, w-4, h-2+t, w-5, h-2+t, w-6, h-1+t, | |
| 217 5, h-1+t, 4, h-2+t, 3, h-2+t, 1, h-4+t, 1, h-5+t, 0, h-6+t, | |
| 218 0, 5+t]; | |
| 219 tip.setLocation (Math.max (0, x - i), y); | |
| 220 } else { | |
| 221 polyline = [ | |
| 222 0, 5, 1, 5, 1, 3, 3, 1, 5, 1, 5, 0, | |
| 223 w-5, 0, w-5, 1, w-3, 1, w-1, 3, w-1, 5, w, 5, | |
| 224 w, h-5, w-1, h-5, w-1, h-3, w-2, h-3, w-2, h-2, w-3, h-2, w-3, h-1, w-5, h-1, w-5, h, | |
| 225 35, h, 16, h+t, 16, h, | |
| 226 5, h, 5, h-1, 3, h-1, 3, h-2, 2, h-2, 2, h-3, 1, h-3, 1, h-5, 0, h-5, | |
| 227 0, 5]; | |
| 228 borderPolygon = [ | |
| 229 0, 5, 1, 4, 1, 3, 3, 1, 4, 1, 5, 0, | |
| 230 w-6, 0, w-5, 1, w-4, 1, w-2, 3, w-2, 4, w-1, 5, | |
| 231 w-1, h-6, w-2, h-5, w-2, h-4, w-4, h-2, w-5, h-2, w-6, h-1, | |
| 232 36, h-1, 16, h+t-1, 16, h-1, | |
| 233 5, h-1, 4, h-2, 3, h-2, 1, h-4, 1, h-5, 0, h-6, | |
| 234 0, 5]; | |
| 235 tip.setLocation (Math.max (0, x - i), y - size.y - t); | |
| 236 } | |
| 237 } else { | |
| 238 if (dest.height >= y + size.y + t) { | |
| 239 polyline = [ | |
| 240 0, 5+t, 1, 5+t, 1, 3+t, 3, 1+t, 5, 1+t, 5, t, | |
| 241 w-35, t, w-16, 0, w-16, t, | |
| 242 w-5, t, w-5, 1+t, w-3, 1+t, w-1, 3+t, w-1, 5+t, w, 5+t, | |
| 243 w, h-5+t, w-1, h-5+t, w-1, h-3+t, w-2, h-3+t, w-2, h-2+t, w-3, h-2+t, w-3, h-1+t, w-5, h-1+t, w-5, h+t, | |
| 244 5, h+t, 5, h-1+t, 3, h-1+t, 3, h-2+t, 2, h-2+t, 2, h-3+t, 1, h-3+t, 1, h-5+t, 0, h-5+t, | |
| 245 0, 5+t]; | |
| 246 borderPolygon = [ | |
| 247 0, 5+t, 1, 4+t, 1, 3+t, 3, 1+t, 4, 1+t, 5, t, | |
| 248 w-35, t, w-17, 2, w-17, t, | |
| 249 w-6, t, w-5, 1+t, w-4, 1+t, w-2, 3+t, w-2, 4+t, w-1, 5+t, | |
| 250 w-1, h-6+t, w-2, h-5+t, w-2, h-4+t, w-4, h-2+t, w-5, h-2+t, w-6, h-1+t, | |
| 251 5, h-1+t, 4, h-2+t, 3, h-2+t, 1, h-4+t, 1, h-5+t, 0, h-6+t, | |
| 252 0, 5+t]; | |
| 253 tip.setLocation (Math.min (dest.width - size.x, x - size.x + i), y); | |
| 254 } else { | |
| 255 polyline = [ | |
| 256 0, 5, 1, 5, 1, 3, 3, 1, 5, 1, 5, 0, | |
| 257 w-5, 0, w-5, 1, w-3, 1, w-1, 3, w-1, 5, w, 5, | |
| 258 w, h-5, w-1, h-5, w-1, h-3, w-2, h-3, w-2, h-2, w-3, h-2, w-3, h-1, w-5, h-1, w-5, h, | |
| 259 w-16, h, w-16, h+t, w-35, h, | |
| 260 5, h, 5, h-1, 3, h-1, 3, h-2, 2, h-2, 2, h-3, 1, h-3, 1, h-5, 0, h-5, | |
| 261 0, 5]; | |
| 262 borderPolygon = [ | |
| 263 0, 5, 1, 4, 1, 3, 3, 1, 4, 1, 5, 0, | |
| 264 w-6, 0, w-5, 1, w-4, 1, w-2, 3, w-2, 4, w-1, 5, | |
| 265 w-1, h-6, w-2, h-5, w-2, h-4, w-4, h-2, w-5, h-2, w-6, h-1, | |
| 266 w-17, h-1, w-17, h+t-2, w-36, h-1, | |
| 267 5, h-1, 4, h-2, 3, h-2, 1, h-4, 1, h-5, 0, h-6, | |
| 268 0, 5]; | |
| 269 tip.setLocation (Math.min (dest.width - size.x, x - size.x + i), y - size.y - t); | |
| 270 } | |
| 271 } | |
| 272 if ((style & DWT.BALLOON) !is 0) { | |
| 273 if (region !is null) region.dispose (); | |
| 274 region = new Region (display); | |
| 275 region.add (polyline); | |
| 276 tip.setRegion (region); | |
| 277 } | |
| 278 } | |
| 279 | |
| 280 /** | |
| 281 * Returns <code>true</code> if the receiver is automatically | |
| 282 * hidden by the platform, and <code>false</code> otherwise. | |
| 283 * | |
| 284 * @return the receiver's auto hide state | |
| 285 * | |
| 286 * @exception DWTException <ul> | |
| 287 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 288 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 289 * </ul> | |
| 290 * | |
| 291 */ | |
| 292 public bool getAutoHide () { | |
| 293 checkWidget (); | |
| 294 return autohide; | |
| 295 } | |
| 296 | |
| 297 Point getSize (int maxWidth) { | |
| 298 int textWidth = 0, messageWidth = 0; | |
| 299 if (layoutText !is null) { | |
| 300 layoutText.setWidth (-1); | |
| 301 textWidth = layoutText.getBounds ().width; | |
| 302 } | |
| 303 if (layoutMessage !is null) { | |
| 304 layoutMessage.setWidth (-1); | |
| 305 messageWidth = layoutMessage.getBounds ().width; | |
| 306 } | |
| 307 int messageTrim = 2 * INSET + 2 * BORDER + 2 * PADDING; | |
| 308 bool hasImage = layoutText !is null && (style & DWT.BALLOON) !is 0 && (style & (DWT.ICON_ERROR | DWT.ICON_INFORMATION | DWT.ICON_WARNING)) !is 0; | |
| 309 int textTrim = messageTrim + (hasImage ? IMAGE_SIZE : 0); | |
| 310 int width = Math.min (maxWidth, Math.max (textWidth + textTrim, messageWidth + messageTrim)); | |
| 311 int textHeight = 0, messageHeight = 0; | |
| 312 if (layoutText !is null) { | |
| 313 layoutText.setWidth (maxWidth - textTrim); | |
| 314 textHeight = layoutText.getBounds ().height; | |
| 315 } | |
| 316 if (layoutMessage !is null) { | |
| 317 layoutMessage.setWidth (maxWidth - messageTrim); | |
| 318 messageHeight = layoutMessage.getBounds ().height; | |
| 319 } | |
| 320 int height = 2 * BORDER + 2 * PADDING + messageHeight; | |
| 321 if (layoutText !is null) height += Math.max (IMAGE_SIZE, textHeight) + 2 * PADDING; | |
| 322 return new Point (width, height); | |
| 323 } | |
| 324 | |
| 325 /** | |
| 326 * Returns the receiver's message, which will be an empty | |
| 327 * string if it has never been set. | |
| 328 * | |
| 329 * @return the receiver's message | |
| 330 * | |
| 331 * @exception DWTException <ul> | |
| 332 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 333 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 334 * </ul> | |
| 335 */ | |
| 336 public String getMessage () { | |
| 337 checkWidget (); | |
| 338 return layoutMessage !is null ? layoutMessage.getText() : ""; | |
| 339 } | |
| 340 | |
| 341 /** | |
| 342 * Returns the receiver's parent, which must be a <code>Shell</code>. | |
| 343 * | |
| 344 * @return the receiver's parent | |
| 345 * | |
| 346 * @exception DWTException <ul> | |
| 347 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 348 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 349 * </ul> | |
| 350 */ | |
| 351 public Shell getParent () { | |
| 352 checkWidget (); | |
| 353 return parent; | |
| 354 } | |
| 355 | |
| 356 /** | |
| 357 * Returns the receiver's text, which will be an empty | |
| 358 * string if it has never been set. | |
| 359 * | |
| 360 * @return the receiver's text | |
| 361 * | |
| 362 * @exception DWTException <ul> | |
| 363 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 364 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 365 * </ul> | |
| 366 */ | |
| 367 public String getText () { | |
| 368 checkWidget (); | |
| 369 return layoutText !is null ? layoutText.getText() : ""; | |
| 370 } | |
| 371 | |
| 372 /** | |
| 373 * Returns <code>true</code> if the receiver is visible, and | |
| 374 * <code>false</code> otherwise. | |
| 375 * <p> | |
| 376 * If one of the receiver's ancestors is not visible or some | |
| 377 * other condition makes the receiver not visible, this method | |
| 378 * may still indicate that it is considered visible even though | |
| 379 * it may not actually be showing. | |
| 380 * </p> | |
| 381 * | |
| 382 * @return the receiver's visibility state | |
| 383 * | |
| 384 * @exception DWTException <ul> | |
| 385 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 386 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 387 * </ul> | |
| 388 */ | |
| 389 public bool getVisible () { | |
| 390 checkWidget (); | |
| 391 return tip.getVisible (); | |
| 392 } | |
| 393 | |
| 394 /** | |
| 395 * Returns <code>true</code> if the receiver is visible and all | |
| 396 * of the receiver's ancestors are visible and <code>false</code> | |
| 397 * otherwise. | |
| 398 * | |
| 399 * @return the receiver's visibility state | |
| 400 * | |
| 401 * @exception DWTException <ul> | |
| 402 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 403 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 404 * </ul> | |
| 405 * | |
| 406 * @see #getVisible | |
| 407 */ | |
| 408 public bool isVisible () { | |
| 409 checkWidget (); | |
| 410 return getVisible (); | |
| 411 } | |
| 412 | |
| 413 void onDispose (Event event) { | |
| 414 removeListener (DWT.Dispose, listener); | |
| 415 notifyListeners (DWT.Dispose, event); | |
| 416 event.type = DWT.None; | |
| 417 | |
| 418 if (runnable !is null) { | |
|
37
642f460a0908
Fixed a lot of compile errors, a "hello world" app compiles now
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
36
diff
changeset
|
419 Display display = getDisplay (); |
| 123 | 420 display.timerExec (-1, runnable); |
| 421 } | |
| 422 runnable = null; | |
| 423 tip.dispose (); | |
| 424 tip = null; | |
| 425 if (region !is null) region.dispose (); | |
| 426 region = null; | |
| 427 if (layoutText !is null) layoutText.dispose (); | |
| 428 layoutText = null; | |
| 429 if (layoutMessage !is null) layoutMessage.dispose (); | |
| 430 layoutMessage = null; | |
| 431 if (boldFont !is null) boldFont.dispose (); | |
| 432 boldFont = null; | |
| 433 borderPolygon = null; | |
| 434 } | |
| 435 | |
| 436 void onMouseDown (Event event) { | |
| 437 notifyListeners (DWT.Selection, new Event ()); | |
| 438 setVisible (false); | |
| 439 } | |
| 440 | |
| 441 void onPaint (Event event) { | |
| 442 GC gc = event.gc; | |
| 443 int x = BORDER + PADDING; | |
| 444 int y = BORDER + PADDING; | |
| 445 if ((style & DWT.BALLOON) !is 0) { | |
| 446 if (spikeAbove) y += TIP_HEIGHT; | |
| 447 gc.drawPolygon (borderPolygon); | |
| 448 } else { | |
| 449 Rectangle rect = tip.getClientArea (); | |
| 450 gc.drawRectangle(rect.x, rect.y, rect.width - 1, rect.height -1); | |
| 451 } | |
| 452 if (layoutText !is null) { | |
| 453 int id = style & (DWT.ICON_ERROR | DWT.ICON_INFORMATION | DWT.ICON_WARNING); | |
| 454 if ((style & DWT.BALLOON) !is 0 && id !is 0) { | |
| 455 Display display = getDisplay (); | |
| 456 Image image = display.getSystemImage (id); | |
| 457 Rectangle rect = image.getBounds (); | |
| 458 gc.drawImage (image, 0, 0, rect.width, rect.height, x, y, IMAGE_SIZE, IMAGE_SIZE); | |
| 459 x += IMAGE_SIZE; | |
| 460 } | |
| 461 x += INSET; | |
| 462 layoutText.draw (gc, x, y); | |
| 463 y += 2 * PADDING + Math.max (IMAGE_SIZE, layoutText.getBounds ().height); | |
| 464 } | |
| 465 if (layoutMessage !is null) { | |
| 466 x = BORDER + PADDING + INSET; | |
| 467 layoutMessage.draw (gc, x, y); | |
| 468 } | |
| 469 } | |
| 470 | |
| 471 /** | |
| 472 * Removes the listener from the collection of listeners who will | |
| 473 * be notified when the receiver is selected by the user. | |
| 474 * | |
| 475 * @param listener the listener which should no longer be notified | |
| 476 * | |
| 477 * @exception IllegalArgumentException <ul> | |
| 478 * <li>ERROR_NULL_ARGUMENT - if the listener is null</li> | |
| 479 * </ul> | |
| 480 * @exception DWTException <ul> | |
| 481 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 482 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 483 * </ul> | |
| 484 * | |
| 485 * @see SelectionListener | |
| 486 * @see #addSelectionListener | |
| 487 */ | |
| 488 public void removeSelectionListener (SelectionListener listener) { | |
| 489 checkWidget(); | |
| 490 if (listener is null) error (DWT.ERROR_NULL_ARGUMENT); | |
| 491 if (eventTable is null) return; | |
| 492 eventTable.unhook (DWT.Selection, listener); | |
| 493 eventTable.unhook (DWT.DefaultSelection,listener); | |
| 494 } | |
| 495 | |
| 496 /** | |
| 497 * Makes the receiver hide automatically when <code>true</code>, | |
| 498 * and remain visible when <code>false</code>. | |
| 499 * | |
| 500 * @param autoHide the auto hide state | |
| 501 * | |
| 502 * @exception DWTException <ul> | |
| 503 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 504 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 505 * </ul> | |
| 506 * | |
| 507 * @see #getVisible | |
| 508 * @see #setVisible | |
| 509 */ | |
| 510 public void setAutoHide (bool autohide) { | |
| 511 checkWidget (); | |
| 512 this.autohide = autohide; | |
| 513 //TODO - update when visible | |
| 514 } | |
| 515 | |
| 516 /** | |
| 517 * Sets the location of the receiver, which must be a tooltip, | |
| 518 * to the point specified by the arguments which are relative | |
| 519 * to the display. | |
| 520 * <p> | |
| 521 * Note that this is different from most widgets where the | |
| 522 * location of the widget is relative to the parent. | |
| 523 * </p> | |
| 524 * | |
| 525 * @param x the new x coordinate for the receiver | |
| 526 * @param y the new y coordinate for the receiver | |
| 527 * | |
| 528 * @exception DWTException <ul> | |
| 529 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 530 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 531 * </ul> | |
| 532 */ | |
| 533 public void setLocation (int x, int y) { | |
| 534 checkWidget (); | |
| 535 if (this.x is x && this.y is y) return; | |
| 536 this.x = x; | |
| 537 this.y = y; | |
| 538 if (tip.getVisible ()) configure (); | |
| 539 } | |
| 540 | |
| 541 /** | |
| 542 * Sets the location of the receiver, which must be a tooltip, | |
| 543 * to the point specified by the argument which is relative | |
| 544 * to the display. | |
| 545 * <p> | |
| 546 * Note that this is different from most widgets where the | |
| 547 * location of the widget is relative to the parent. | |
| 548 * </p><p> | |
| 549 * Note that the platform window manager ultimately has control | |
| 550 * over the location of tooltips. | |
| 551 * </p> | |
| 552 * | |
| 553 * @param location the new location for the receiver | |
| 554 * | |
| 555 * @exception IllegalArgumentException <ul> | |
| 556 * <li>ERROR_NULL_ARGUMENT - if the point is null</li> | |
| 557 * </ul> | |
| 558 * @exception DWTException <ul> | |
| 559 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 560 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 561 * </ul> | |
| 562 */ | |
| 563 public void setLocation (Point location) { | |
| 564 checkWidget (); | |
| 565 if (location is null) DWT.error (DWT.ERROR_NULL_ARGUMENT); | |
| 566 setLocation (location.x, location.y); | |
| 567 } | |
| 568 | |
| 569 /** | |
| 570 * Sets the receiver's message. | |
| 571 * | |
| 572 * @param string the new message | |
| 573 * | |
| 574 * @exception IllegalArgumentException <ul> | |
| 575 * <li>ERROR_NULL_ARGUMENT - if the text is null</li> | |
| 576 * </ul> | |
| 577 * @exception DWTException <ul> | |
| 578 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 579 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 580 * </ul> | |
| 581 */ | |
| 582 public void setMessage (String string) { | |
| 583 checkWidget (); | |
| 584 if (string is null) error (DWT.ERROR_NULL_ARGUMENT); | |
| 585 if (layoutMessage !is null) layoutMessage.dispose(); | |
| 586 layoutMessage = null; | |
| 587 if (string.length () !is 0) { | |
| 588 Display display = getDisplay (); | |
| 589 layoutMessage = new TextLayout (display); | |
| 590 layoutMessage.setText (string); | |
| 591 } | |
| 592 if (tip.getVisible ()) configure (); | |
| 593 } | |
| 594 | |
| 595 /** | |
| 596 * Sets the receiver's text. | |
| 597 * | |
| 598 * @param string the new text | |
| 599 * | |
| 600 * @exception IllegalArgumentException <ul> | |
| 601 * <li>ERROR_NULL_ARGUMENT - if the text is null</li> | |
| 602 * </ul> | |
| 603 * @exception DWTException <ul> | |
| 604 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 605 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 606 * </ul> | |
| 607 */ | |
| 608 public void setText (String string) { | |
| 609 checkWidget (); | |
| 610 //if (string is null) error (DWT.ERROR_NULL_ARGUMENT); | |
| 611 if (layoutText !is null) layoutText.dispose (); | |
| 612 layoutText = null; | |
| 613 if (boldFont !is null) boldFont.dispose (); | |
| 614 boldFont = null; | |
| 615 if (string.length () !is 0) { | |
| 616 Display display = getDisplay (); | |
| 617 layoutText = new TextLayout (display); | |
| 618 layoutText.setText (string); | |
| 619 Font font = display.getSystemFont (); | |
| 620 FontData data = font.getFontData () [0]; | |
| 621 boldFont = new Font (cast(Device) display, data.getName (), data.getHeight (), DWT.BOLD); | |
| 622 TextStyle style = new TextStyle (boldFont, null, null); | |
| 623 layoutText.setStyle (style, 0, string.length ()); | |
| 624 } | |
| 625 if (tip.getVisible ()) configure (); | |
| 626 } | |
| 627 | |
| 628 /** | |
| 629 * Marks the receiver as visible if the argument is <code>true</code>, | |
| 630 * and marks it invisible otherwise. | |
| 631 * <p> | |
| 632 * If one of the receiver's ancestors is not visible or some | |
| 633 * other condition makes the receiver not visible, marking | |
| 634 * it visible may not actually cause it to be displayed. | |
| 635 * </p> | |
| 636 * | |
| 637 * @param visible the new visibility state | |
| 638 * | |
| 639 * @exception DWTException <ul> | |
| 640 * <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li> | |
| 641 * <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li> | |
| 642 * </ul> | |
| 643 */ | |
| 644 public void setVisible (bool visible) { | |
| 645 if (visible) configure (); | |
| 646 tip.setVisible (visible); | |
| 647 Display display = getDisplay (); | |
| 648 if (runnable !is null) display.timerExec (-1, runnable); | |
| 649 runnable = null; | |
| 650 if (autohide && visible) { | |
| 651 runnable = new class Runnable { | |
| 652 public void run () { | |
| 653 if (!isDisposed ()) setVisible (false); | |
|
0
380af2bdd8e5
Upload of whole dwt tree
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
diff
changeset
|
654 } |
|
37
642f460a0908
Fixed a lot of compile errors, a "hello world" app compiles now
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
36
diff
changeset
|
655 }; |
| 123 | 656 display.timerExec(DELAY, runnable); |
|
37
642f460a0908
Fixed a lot of compile errors, a "hello world" app compiles now
Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
parents:
36
diff
changeset
|
657 } |
| 123 | 658 } |
| 659 | |
| 660 } |