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comparison dwtx/jface/viewers/StructuredViewer.d @ 70:46a6e0e6ccd4

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Merge with d-fied sources of 3.4M7
author Frank Benoit <benoit@tionex.de>
date Thu, 22 May 2008 01:36:46 +0200
parents a6683645b0d7
children 7ffeace6c47f
comparison
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69:07b9d96fd764 70:46a6e0e6ccd4
1 /******************************************************************************* 1 /*******************************************************************************
2 * Copyright (c) 2000, 2007 IBM Corporation and others. 2 * Copyright (c) 2000, 2008 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials 3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0 4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at 5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html 6 * http://www.eclipse.org/legal/epl-v10.html
7 * 7 *
332 332
333 333
334 } 334 }
335 335
336 /** 336 /**
337 * The ColorAndFontManager collects fonts and colors without a 337 * The ColorAndFontCollector collects fonts and colors without a
338 * a color or font provider. 338 * a color or font provider.
339 * 339 *
340 */ 340 */
341 protected class ColorAndFontCollector { 341 protected class ColorAndFontCollector {
342 342
1023 Control control = getControl(); 1023 Control control = getControl();
1024 if (control is null || control.isDisposed()) { 1024 if (control is null || control.isDisposed()) {
1025 return StructuredSelection.EMPTY; 1025 return StructuredSelection.EMPTY;
1026 } 1026 }
1027 auto list = getSelectionFromWidget(); 1027 auto list = getSelectionFromWidget();
1028 return new StructuredSelection(list); 1028 return new StructuredSelection(list, comparer);
1029 } 1029 }
1030 1030
1031 /** 1031 /**
1032 * Retrieves the selection, as a <code>List</code>, from the underlying 1032 * Retrieves the selection, as a <code>List</code>, from the underlying
1033 * widget. 1033 * widget.
1380 * <li>runs the given runnable</li> 1380 * <li>runs the given runnable</li>
1381 * <li>attempts to restore the old selection (using 1381 * <li>attempts to restore the old selection (using
1382 * <code>setSelectionToWidget</code></li> 1382 * <code>setSelectionToWidget</code></li>
1383 * <li>rediscovers the resulting selection (via <code>getSelection</code>) 1383 * <li>rediscovers the resulting selection (via <code>getSelection</code>)
1384 * </li> 1384 * </li>
1385 * <li>calls <code>handleInvalidSelection</code> if the selection did not 1385 * <li>calls <code>handleInvalidSelection</code> if the resulting selection is different from the old selection</li>
1386 * take</li>
1387 * <li>calls <code>postUpdateHook</code></li>
1388 * </ul> 1386 * </ul>
1389 * </p> 1387 * </p>
1390 * 1388 *
1391 * @param updateCode 1389 * @param updateCode
1392 * the code to run 1390 * the code to run
1408 * <code>setSelectionToWidget</code></li> 1406 * <code>setSelectionToWidget</code></li>
1409 * <li>rediscovers the resulting selection (via <code>getSelection</code>) 1407 * <li>rediscovers the resulting selection (via <code>getSelection</code>)
1410 * </li> 1408 * </li>
1411 * <li>calls <code>handleInvalidSelection</code> if the selection did not 1409 * <li>calls <code>handleInvalidSelection</code> if the selection did not
1412 * take</li> 1410 * take</li>
1413 * <li>calls <code>postUpdateHook</code></li>
1414 * </ul> 1411 * </ul>
1415 * </p> 1412 * </p>
1416 * 1413 *
1417 * @param updateCode 1414 * @param updateCode
1418 * the code to run 1415 * the code to run
1537 }); 1534 });
1538 } 1535 }
1539 1536
1540 /** 1537 /**
1541 * 1538 *
1542 * Refreshes the given TableItem with the given element. Calls 1539 * Refreshes the given item with the given element. Calls
1543 * <code>doUpdateItem(..., false)</code>. 1540 * <code>doUpdateItem(..., false)</code>.
1544 * <p> 1541 * <p>
1545 * This method is internal to the framework; subclassers should not call 1542 * This method is internal to the framework; subclassers should not call
1546 * this method. 1543 * this method.
1547 * </p> 1544 * </p>
1945 } 1942 }
1946 } 1943 }
1947 } 1944 }
1948 } 1945 }
1949 1946
1947 // flag to indicate that a full refresh took place. See bug 102440.
1948 private bool refreshOccurred;
1949
1950 /** 1950 /**
1951 * Updates the given elements' presentation when one or more of their 1951 * Updates the given elements' presentation when one or more of their
1952 * properties change. Only the given elements are updated. 1952 * properties change. Only the given elements are updated.
1953 * <p> 1953 * <p>
1954 * This does not handle structural changes (e.g. addition or removal of 1954 * This does not handle structural changes (e.g. addition or removal of
1985 * @param properties 1985 * @param properties
1986 * the properties that have changed, or <code>null</code> to 1986 * the properties that have changed, or <code>null</code> to
1987 * indicate unknown 1987 * indicate unknown
1988 */ 1988 */
1989 public void update(Object[] elements, String[] properties) { 1989 public void update(Object[] elements, String[] properties) {
1990 for (int i = 0; i < elements.length; ++i) { 1990 bool previousValue = refreshOccurred;
1991 update(elements[i], properties); 1991 refreshOccurred = false;
1992 try {
1993 for (int i = 0; i < elements.length; ++i) {
1994 update(elements[i], properties);
1995 if (refreshOccurred) {
1996 return;
1997 }
1998 }
1999 } finally {
2000 refreshOccurred = previousValue;
1992 } 2001 }
1993 } 2002 }
1994 2003
1995 /** 2004 /**
1996 * Updates the given element's presentation when one or more of its 2005 * Updates the given element's presentation when one or more of its
2033 */ 2042 */
2034 public void update(Object element, String[] properties) { 2043 public void update(Object element, String[] properties) {
2035 Assert.isNotNull(element); 2044 Assert.isNotNull(element);
2036 Widget[] items = findItems(element); 2045 Widget[] items = findItems(element);
2037 2046
2047 bool mayExitEarly = !refreshOccurred;
2038 for (int i = 0; i < items.length; i++) { 2048 for (int i = 0; i < items.length; i++) {
2039 internalUpdate(items[i], element, properties); 2049 internalUpdate(items[i], element, properties);
2050 if (mayExitEarly && refreshOccurred) {
2051 // detected a change from refreshOccurredisfalse to refreshOccurredistrue
2052 return;
2053 }
2040 } 2054 }
2041 } 2055 }
2042 2056
2043 /** 2057 /**
2044 * Updates the given element's presentation when one or more of its 2058 * Updates the given element's presentation when one or more of its
2071 } 2085 }
2072 if (needsRefilter_) { 2086 if (needsRefilter_) {
2073 preservingSelection(new class Runnable { 2087 preservingSelection(new class Runnable {
2074 public void run() { 2088 public void run() {
2075 internalRefresh(getRoot()); 2089 internalRefresh(getRoot());
2090 refreshOccurred = true;
2076 } 2091 }
2077 }); 2092 });
2078 return; 2093 return;
2079 } 2094 }
2080 2095