Mercurial > projects > dwt-addons
annotate dwtx/ui/internal/forms/widgets/FormUtil.d @ 200:eb3414669eb0 default tip
fix for dmd 1.041 and tango 0.99.8
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Sat, 28 Mar 2009 03:09:57 +0100 |
| parents | 11e8159caf7a |
| children |
| rev | line source |
|---|---|
| 75 | 1 /******************************************************************************* |
| 2 * Copyright (c) 2000, 2007 IBM Corporation and others. | |
| 3 * All rights reserved. This program and the accompanying materials | |
| 4 * are made available under the terms of the Eclipse Public License v1.0 | |
| 5 * which accompanies this distribution, and is available at | |
| 6 * http://www.eclipse.org/legal/epl-v10.html | |
| 7 * | |
| 8 * Contributors: | |
| 9 * IBM Corporation - initial API and implementation | |
| 10 * Chriss Gross (schtoo@schtoo.com) - fix for 61670 | |
| 11 * Port to the D programming language: | |
| 12 * Frank Benoit <benoit@tionex.de> | |
| 13 *******************************************************************************/ | |
| 14 module dwtx.ui.internal.forms.widgets.FormUtil; | |
| 15 | |
| 16 | |
| 90 | 17 // import com.ibm.icu.text.BreakIterator; |
| 18 | |
| 75 | 19 import dwt.DWT; |
| 20 import dwt.custom.ScrolledComposite; | |
| 21 import dwt.events.MouseEvent; | |
| 22 import dwt.graphics.Device; | |
| 23 import dwt.graphics.FontMetrics; | |
| 24 import dwt.graphics.GC; | |
| 25 import dwt.graphics.Image; | |
| 26 import dwt.graphics.ImageData; | |
| 27 import dwt.graphics.Point; | |
| 28 import dwt.graphics.Rectangle; | |
| 29 import dwt.layout.GridData; | |
| 30 import dwt.widgets.Combo; | |
| 31 import dwt.widgets.Composite; | |
| 32 import dwt.widgets.Control; | |
| 33 import dwt.widgets.Label; | |
| 34 import dwt.widgets.Layout; | |
| 35 import dwt.widgets.ScrollBar; | |
| 36 import dwt.widgets.Text; | |
| 37 import dwtx.ui.forms.widgets.ColumnLayout; | |
| 38 import dwtx.ui.forms.widgets.Form; | |
| 39 import dwtx.ui.forms.widgets.FormText; | |
| 40 import dwtx.ui.forms.widgets.FormToolkit; | |
| 41 import dwtx.ui.forms.widgets.ILayoutExtension; | |
| 42 | |
| 43 import dwt.dwthelper.utils; | |
| 44 | |
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45 import dwtx.dwtxhelper.mangoicu.UBreakIterator; |
| 90 | 46 |
| 75 | 47 public class FormUtil { |
| 48 | |
| 49 public static const String PLUGIN_ID = "dwtx.ui.forms"; //$NON-NLS-1$ | |
| 50 | |
| 51 static const int H_SCROLL_INCREMENT = 5; | |
| 52 | |
| 53 static const int V_SCROLL_INCREMENT = 64; | |
| 54 | |
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55 public static const String DEBUG = PLUGIN_ID ~ "/debug"; //$NON-NLS-1$ |
| 75 | 56 |
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57 public static const String DEBUG_TEXT = DEBUG ~ "/text"; //$NON-NLS-1$ |
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58 public static const String DEBUG_TEXTSIZE = DEBUG ~ "/textsize"; //$NON-NLS-1$ |
| 75 | 59 |
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60 public static const String DEBUG_FOCUS = DEBUG ~ "/focus"; //$NON-NLS-1$ |
| 75 | 61 |
| 62 public static const String FOCUS_SCROLLING = "focusScrolling"; //$NON-NLS-1$ | |
| 63 | |
| 64 public static const String IGNORE_BODY = "__ignore_body__"; //$NON-NLS-1$ | |
| 65 | |
| 66 public static Text createText(Composite parent, String label, | |
| 67 FormToolkit factory) { | |
| 68 return createText(parent, label, factory, 1); | |
| 69 } | |
| 70 | |
| 71 public static Text createText(Composite parent, String label, | |
| 72 FormToolkit factory, int span) { | |
| 73 factory.createLabel(parent, label); | |
| 74 Text text = factory.createText(parent, ""); //$NON-NLS-1$ | |
| 75 int hfill = span is 1 ? GridData.FILL_HORIZONTAL | |
| 76 : GridData.HORIZONTAL_ALIGN_FILL; | |
| 77 GridData gd = new GridData(hfill | GridData.VERTICAL_ALIGN_CENTER); | |
| 78 gd.horizontalSpan = span; | |
| 79 text.setLayoutData(gd); | |
| 80 return text; | |
| 81 } | |
| 82 | |
| 83 public static Text createText(Composite parent, String label, | |
| 84 FormToolkit factory, int span, int style) { | |
| 85 Label l = factory.createLabel(parent, label); | |
| 86 if ((style & DWT.MULTI) !is 0) { | |
| 87 GridData gd = new GridData(GridData.VERTICAL_ALIGN_BEGINNING); | |
| 88 l.setLayoutData(gd); | |
| 89 } | |
| 90 Text text = factory.createText(parent, "", style); //$NON-NLS-1$ | |
| 91 int hfill = span is 1 ? GridData.FILL_HORIZONTAL | |
| 92 : GridData.HORIZONTAL_ALIGN_FILL; | |
| 93 GridData gd = new GridData(hfill | GridData.VERTICAL_ALIGN_CENTER); | |
| 94 gd.horizontalSpan = span; | |
| 95 text.setLayoutData(gd); | |
| 96 return text; | |
| 97 } | |
| 98 | |
| 99 public static Text createText(Composite parent, FormToolkit factory, | |
| 100 int span) { | |
| 101 Text text = factory.createText(parent, ""); //$NON-NLS-1$ | |
| 102 int hfill = span is 1 ? GridData.FILL_HORIZONTAL | |
| 103 : GridData.HORIZONTAL_ALIGN_FILL; | |
| 104 GridData gd = new GridData(hfill | GridData.VERTICAL_ALIGN_CENTER); | |
| 105 gd.horizontalSpan = span; | |
| 106 text.setLayoutData(gd); | |
| 107 return text; | |
| 108 } | |
| 109 | |
| 110 public static int computeMinimumWidth(GC gc, String text) { | |
| 90 | 111 auto wb = UBreakIterator.openWordIterator( ULocale.Default, text ); |
| 112 scope(exit) wb.close(); | |
| 75 | 113 int last = 0; |
| 114 int width = 0; | |
| 115 | |
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116 for (int loc = wb.first(); loc !is UBreakIterator.Done; loc = wb.next()) { |
| 75 | 117 String word = text.substring(last, loc); |
| 118 Point extent = gc.textExtent(word); | |
| 119 width = Math.max(width, extent.x); | |
| 120 last = loc; | |
| 121 } | |
| 122 String lastWord = text.substring(last); | |
| 123 Point extent = gc.textExtent(lastWord); | |
| 124 width = Math.max(width, extent.x); | |
| 125 return width; | |
| 126 } | |
| 127 | |
| 128 public static Point computeWrapSize(GC gc, String text, int wHint) { | |
| 90 | 129 auto wb = UBreakIterator.openWordIterator( ULocale.Default, text ); |
| 130 scope(exit) wb.close(); | |
| 75 | 131 FontMetrics fm = gc.getFontMetrics(); |
| 132 int lineHeight = fm.getHeight(); | |
| 133 | |
| 134 int saved = 0; | |
| 135 int last = 0; | |
| 136 int height = lineHeight; | |
| 137 int maxWidth = 0; | |
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parents:
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diff
changeset
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138 for (int loc = wb.first(); loc !is UBreakIterator.Done; loc = wb.next()) { |
| 75 | 139 String word = text.substring(saved, loc); |
| 140 Point extent = gc.textExtent(word); | |
| 141 if (extent.x > wHint) { | |
| 142 // overflow | |
| 143 saved = last; | |
| 144 height += extent.y; | |
| 145 // switch to current word so maxWidth will accommodate very long single words | |
| 146 word = text.substring(last, loc); | |
| 147 extent = gc.textExtent(word); | |
| 148 } | |
| 149 maxWidth = Math.max(maxWidth, extent.x); | |
| 150 last = loc; | |
| 151 } | |
| 152 /* | |
| 153 * Correct the height attribute in case it was calculated wrong due to wHint being less than maxWidth. | |
| 154 * The recursive call proved to be the only thing that worked in all cases. Some attempts can be made | |
| 155 * to estimate the height, but the algorithm needs to be run again to be sure. | |
| 156 */ | |
| 157 if (maxWidth > wHint) | |
| 158 return computeWrapSize(gc, text, maxWidth); | |
| 159 return new Point(maxWidth, height); | |
| 160 } | |
| 161 | |
| 162 public static void paintWrapText(GC gc, String text, Rectangle bounds) { | |
| 163 paintWrapText(gc, text, bounds, false); | |
| 164 } | |
| 165 | |
| 166 public static void paintWrapText(GC gc, String text, Rectangle bounds, | |
| 167 bool underline) { | |
| 90 | 168 auto wb = UBreakIterator.openWordIterator( ULocale.Default, text ); |
| 169 scope(exit) wb.close(); | |
| 75 | 170 FontMetrics fm = gc.getFontMetrics(); |
| 171 int lineHeight = fm.getHeight(); | |
| 172 int descent = fm.getDescent(); | |
| 173 | |
| 174 int saved = 0; | |
| 175 int last = 0; | |
| 176 int y = bounds.y; | |
| 177 int width = bounds.width; | |
| 178 | |
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parents:
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diff
changeset
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179 for (int loc = wb.first(); loc !is UBreakIterator.Done; loc = wb.next()) { |
| 75 | 180 String line = text.substring(saved, loc); |
| 181 Point extent = gc.textExtent(line); | |
| 182 | |
| 183 if (extent.x > width) { | |
| 184 // overflow | |
| 185 String prevLine = text.substring(saved, last); | |
| 186 gc.drawText(prevLine, bounds.x, y, true); | |
| 187 if (underline) { | |
| 188 Point prevExtent = gc.textExtent(prevLine); | |
| 189 int lineY = y + lineHeight - descent + 1; | |
| 190 gc | |
| 191 .drawLine(bounds.x, lineY, bounds.x + prevExtent.x, | |
| 192 lineY); | |
| 193 } | |
| 194 | |
| 195 saved = last; | |
| 196 y += lineHeight; | |
| 197 } | |
| 198 last = loc; | |
| 199 } | |
| 200 // paint the last line | |
| 201 String lastLine = text.substring(saved, last); | |
| 202 gc.drawText(lastLine, bounds.x, y, true); | |
| 203 if (underline) { | |
| 204 int lineY = y + lineHeight - descent + 1; | |
| 205 Point lastExtent = gc.textExtent(lastLine); | |
| 206 gc.drawLine(bounds.x, lineY, bounds.x + lastExtent.x, lineY); | |
| 207 } | |
| 208 } | |
| 209 | |
| 210 public static ScrolledComposite getScrolledComposite(Control c) { | |
| 211 Composite parent = c.getParent(); | |
| 212 | |
| 213 while (parent !is null) { | |
| 214 if ( auto sc = cast(ScrolledComposite)parent ) { | |
| 215 return sc; | |
| 216 } | |
| 217 parent = parent.getParent(); | |
| 218 } | |
| 219 return null; | |
| 220 } | |
| 221 | |
| 222 public static void ensureVisible(Control c) { | |
| 223 ScrolledComposite scomp = getScrolledComposite(c); | |
| 224 if (scomp !is null) { | |
| 225 Object data = scomp.getData(FOCUS_SCROLLING); | |
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226 if (data is null || !data.opEquals(Boolean.FALSE)) |
| 75 | 227 FormUtil.ensureVisible(scomp, c); |
| 228 } | |
| 229 } | |
| 230 | |
| 231 public static void ensureVisible(ScrolledComposite scomp, Control control) { | |
| 232 // if the control is a FormText we do not need to scroll since it will | |
| 233 // ensure visibility of its segments as necessary | |
| 234 if ( auto ft = cast(FormText)control ) | |
| 235 return; | |
| 236 Point controlSize = control.getSize(); | |
| 237 Point controlOrigin = getControlLocation(scomp, control); | |
| 238 ensureVisible(scomp, controlOrigin, controlSize); | |
| 239 } | |
| 240 | |
| 241 public static void ensureVisible(ScrolledComposite scomp, | |
| 242 Point controlOrigin, Point controlSize) { | |
| 243 Rectangle area = scomp.getClientArea(); | |
| 244 Point scompOrigin = scomp.getOrigin(); | |
| 245 | |
| 246 int x = scompOrigin.x; | |
| 247 int y = scompOrigin.y; | |
| 248 | |
| 249 // horizontal right, but only if the control is smaller | |
| 250 // than the client area | |
| 251 if (controlSize.x < area.width | |
| 252 && (controlOrigin.x + controlSize.x > scompOrigin.x | |
| 253 + area.width)) { | |
| 254 x = controlOrigin.x + controlSize.x - area.width; | |
| 255 } | |
| 256 // horizontal left - make sure the left edge of | |
| 257 // the control is showing | |
| 258 if (controlOrigin.x < x) { | |
| 259 if (controlSize.x < area.width) | |
| 260 x = controlOrigin.x + controlSize.x - area.width; | |
| 261 else | |
| 262 x = controlOrigin.x; | |
| 263 } | |
| 264 // vertical bottom | |
| 265 if (controlSize.y < area.height | |
| 266 && (controlOrigin.y + controlSize.y > scompOrigin.y | |
| 267 + area.height)) { | |
| 268 y = controlOrigin.y + controlSize.y - area.height; | |
| 269 } | |
| 270 // vertical top - make sure the top of | |
| 271 // the control is showing | |
| 272 if (controlOrigin.y < y) { | |
| 273 if (controlSize.y < area.height) | |
| 274 y = controlOrigin.y + controlSize.y - area.height; | |
| 275 else | |
| 276 y = controlOrigin.y; | |
| 277 } | |
| 278 | |
| 279 if (scompOrigin.x !is x || scompOrigin.y !is y) { | |
| 280 // scroll to reveal | |
| 281 scomp.setOrigin(x, y); | |
| 282 } | |
| 283 } | |
| 284 | |
| 285 public static void ensureVisible(ScrolledComposite scomp, Control control, | |
| 286 MouseEvent e) { | |
| 287 Point controlOrigin = getControlLocation(scomp, control); | |
| 288 int rX = controlOrigin.x + e.x; | |
| 289 int rY = controlOrigin.y + e.y; | |
| 290 Rectangle area = scomp.getClientArea(); | |
| 291 Point scompOrigin = scomp.getOrigin(); | |
| 292 | |
| 293 int x = scompOrigin.x; | |
| 294 int y = scompOrigin.y; | |
| 295 // System.out.println("Ensure: area="+area+", origin="+scompOrigin+", | |
| 296 // cloc="+controlOrigin+", csize="+controlSize+", x="+x+", y="+y); | |
| 297 | |
| 298 // horizontal right | |
| 299 if (rX > scompOrigin.x + area.width) { | |
| 300 x = rX - area.width; | |
| 301 } | |
| 302 // horizontal left | |
| 303 else if (rX < x) { | |
| 304 x = rX; | |
| 305 } | |
| 306 // vertical bottom | |
| 307 if (rY > scompOrigin.y + area.height) { | |
| 308 y = rY - area.height; | |
| 309 } | |
| 310 // vertical top | |
| 311 else if (rY < y) { | |
| 312 y = rY; | |
| 313 } | |
| 314 | |
| 315 if (scompOrigin.x !is x || scompOrigin.y !is y) { | |
| 316 // scroll to reveal | |
| 317 scomp.setOrigin(x, y); | |
| 318 } | |
| 319 } | |
| 320 | |
| 321 public static Point getControlLocation(ScrolledComposite scomp, | |
| 322 Control control) { | |
| 323 int x = 0; | |
| 324 int y = 0; | |
| 325 Control content = scomp.getContent(); | |
| 326 Control currentControl = control; | |
| 327 for (;;) { | |
| 328 if (currentControl is content) | |
| 329 break; | |
| 330 Point location = currentControl.getLocation(); | |
| 331 // if (location.x > 0) | |
| 332 // x += location.x; | |
| 333 // if (location.y > 0) | |
| 334 // y += location.y; | |
| 335 x += location.x; | |
| 336 y += location.y; | |
| 337 currentControl = currentControl.getParent(); | |
| 338 } | |
| 339 return new Point(x, y); | |
| 340 } | |
| 341 | |
| 342 static void scrollVertical(ScrolledComposite scomp, bool up) { | |
| 343 scroll(scomp, 0, up ? -V_SCROLL_INCREMENT : V_SCROLL_INCREMENT); | |
| 344 } | |
| 345 | |
| 346 static void scrollHorizontal(ScrolledComposite scomp, bool left) { | |
| 347 scroll(scomp, left ? -H_SCROLL_INCREMENT : H_SCROLL_INCREMENT, 0); | |
| 348 } | |
| 349 | |
| 350 static void scrollPage(ScrolledComposite scomp, bool up) { | |
| 351 Rectangle clientArea = scomp.getClientArea(); | |
| 352 int increment = up ? -clientArea.height : clientArea.height; | |
| 353 scroll(scomp, 0, increment); | |
| 354 } | |
| 355 | |
| 356 static void scroll(ScrolledComposite scomp, int xoffset, int yoffset) { | |
| 357 Point origin = scomp.getOrigin(); | |
| 358 Point contentSize = scomp.getContent().getSize(); | |
| 359 int xorigin = origin.x + xoffset; | |
| 360 int yorigin = origin.y + yoffset; | |
| 361 xorigin = Math.max(xorigin, 0); | |
| 362 xorigin = Math.min(xorigin, contentSize.x - 1); | |
| 363 yorigin = Math.max(yorigin, 0); | |
| 364 yorigin = Math.min(yorigin, contentSize.y - 1); | |
| 365 scomp.setOrigin(xorigin, yorigin); | |
| 366 } | |
| 367 | |
| 368 public static void updatePageIncrement(ScrolledComposite scomp) { | |
| 369 ScrollBar vbar = scomp.getVerticalBar(); | |
| 370 if (vbar !is null) { | |
| 371 Rectangle clientArea = scomp.getClientArea(); | |
| 372 int increment = clientArea.height - 5; | |
| 373 vbar.setPageIncrement(increment); | |
| 374 } | |
| 375 ScrollBar hbar = scomp.getHorizontalBar(); | |
| 376 if (hbar !is null) { | |
| 377 Rectangle clientArea = scomp.getClientArea(); | |
| 378 int increment = clientArea.width - 5; | |
| 379 hbar.setPageIncrement(increment); | |
| 380 } | |
| 381 } | |
| 382 | |
| 383 public static void processKey(int keyCode, Control c) { | |
| 384 ScrolledComposite scomp = FormUtil.getScrolledComposite(c); | |
| 385 if (scomp !is null) { | |
| 386 if (null !is cast(Combo)c ) | |
| 387 return; | |
| 388 switch (keyCode) { | |
| 389 case DWT.ARROW_DOWN: | |
| 390 if (scomp.getData("novarrows") is null) //$NON-NLS-1$ | |
| 391 FormUtil.scrollVertical(scomp, false); | |
| 392 break; | |
| 393 case DWT.ARROW_UP: | |
| 394 if (scomp.getData("novarrows") is null) //$NON-NLS-1$ | |
| 395 FormUtil.scrollVertical(scomp, true); | |
| 396 break; | |
| 397 case DWT.ARROW_LEFT: | |
| 398 FormUtil.scrollHorizontal(scomp, true); | |
| 399 break; | |
| 400 case DWT.ARROW_RIGHT: | |
| 401 FormUtil.scrollHorizontal(scomp, false); | |
| 402 break; | |
| 403 case DWT.PAGE_UP: | |
| 404 FormUtil.scrollPage(scomp, true); | |
| 405 break; | |
| 406 case DWT.PAGE_DOWN: | |
| 407 FormUtil.scrollPage(scomp, false); | |
| 408 break; | |
| 78 | 409 default: |
| 75 | 410 } |
| 411 } | |
| 412 } | |
| 413 | |
| 414 public static bool isWrapControl(Control c) { | |
| 415 if ((c.getStyle() & DWT.WRAP) !is 0) | |
| 416 return true; | |
| 417 if (auto comp = cast(Composite)c ) { | |
| 418 return ( null !is cast(ILayoutExtension)( comp.getLayout() )); | |
| 419 } | |
| 420 return false; | |
| 421 } | |
| 422 | |
| 423 public static int getWidthHint(int wHint, Control c) { | |
| 424 bool wrap = isWrapControl(c); | |
| 425 return wrap ? wHint : DWT.DEFAULT; | |
| 426 } | |
| 427 | |
| 428 public static int getHeightHint(int hHint, Control c) { | |
| 429 if ( auto comp = cast(Composite)c ) { | |
| 430 Layout layout = comp.getLayout(); | |
| 431 if (null !is cast(ColumnLayout)layout ) | |
| 432 return hHint; | |
| 433 } | |
| 434 return DWT.DEFAULT; | |
| 435 } | |
| 436 | |
| 437 public static int computeMinimumWidth(Control c, bool changed) { | |
| 438 if ( auto comp = cast(Composite)c ) { | |
| 439 Layout layout = comp.getLayout(); | |
| 440 if ( auto le = cast(ILayoutExtension)layout ) | |
| 441 return le.computeMinimumWidth( | |
| 442 comp, changed); | |
| 443 } | |
| 444 return c.computeSize(FormUtil.getWidthHint(5, c), DWT.DEFAULT, changed).x; | |
| 445 } | |
| 446 | |
| 447 public static int computeMaximumWidth(Control c, bool changed) { | |
| 448 if ( auto comp = cast(Composite)c ) { | |
| 449 Layout layout = comp.getLayout(); | |
| 450 if ( auto le = cast(ILayoutExtension)layout ) | |
| 451 return le.computeMaximumWidth( | |
| 452 comp, changed); | |
| 453 } | |
| 454 return c.computeSize(DWT.DEFAULT, DWT.DEFAULT, changed).x; | |
| 455 } | |
| 456 | |
| 457 public static Form getForm(Control c) { | |
| 458 Composite parent = c.getParent(); | |
| 459 while (parent !is null) { | |
| 460 if ( auto frm = cast(Form)parent ) { | |
| 461 return frm; | |
| 462 } | |
| 463 parent = parent.getParent(); | |
| 464 } | |
| 465 return null; | |
| 466 } | |
| 467 | |
| 468 public static Image createAlphaMashImage(Device device, Image srcImage) { | |
| 469 Rectangle bounds = srcImage.getBounds(); | |
| 470 int alpha = 0; | |
| 471 int calpha = 0; | |
| 472 ImageData data = srcImage.getImageData(); | |
| 473 // Create a new image with alpha values alternating | |
| 474 // between fully transparent (0) and fully opaque (255). | |
| 475 // This image will show the background through the | |
| 476 // transparent pixels. | |
| 477 for (int i = 0; i < bounds.height; i++) { | |
| 478 // scan line | |
| 479 alpha = calpha; | |
| 480 for (int j = 0; j < bounds.width; j++) { | |
| 481 // column | |
| 482 data.setAlpha(j, i, alpha); | |
| 483 alpha = alpha is 255 ? 0 : 255; | |
| 484 } | |
| 485 calpha = calpha is 255 ? 0 : 255; | |
| 486 } | |
| 487 return new Image(device, data); | |
| 488 } | |
| 489 | |
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490 public static bool mnemonicMatch(String text, dchar key) { |
| 75 | 491 char mnemonic = findMnemonic(text); |
| 492 if (mnemonic is '\0') | |
| 493 return false; | |
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494 return CharacterToUpper(key) is CharacterToUpper(mnemonic); |
| 75 | 495 } |
| 496 | |
| 497 private static char findMnemonic(String string) { | |
| 498 int index = 0; | |
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changeset
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499 int length = string.length; |
| 75 | 500 do { |
| 501 while (index < length && string.charAt(index) !is '&') | |
| 502 index++; | |
| 503 if (++index >= length) | |
| 504 return '\0'; | |
| 505 if (string.charAt(index) !is '&') | |
| 506 return string.charAt(index); | |
| 507 index++; | |
| 508 } while (index < length); | |
| 509 return '\0'; | |
| 510 } | |
| 511 | |
| 512 public static void setFocusScrollingEnabled(Control c, bool enabled) { | |
| 513 ScrolledComposite scomp = null; | |
| 514 | |
| 515 if ( auto sc = cast(ScrolledComposite)c ) | |
| 516 scomp = sc; | |
| 517 else | |
| 518 scomp = getScrolledComposite(c); | |
| 519 if (scomp !is null) | |
| 520 scomp.setData(FormUtil.FOCUS_SCROLLING, enabled ? null : Boolean.FALSE); | |
| 521 } | |
| 522 | |
| 523 public static void setAntialias(GC gc, int style) { | |
| 524 if (!gc.getAdvanced()) { | |
| 525 gc.setAdvanced(true); | |
| 526 if (!gc.getAdvanced()) | |
| 527 return; | |
| 528 } | |
| 529 gc.setAntialias(style); | |
| 530 } | |
| 531 } |