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Diffstat (limited to 'examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet274.java')
-rw-r--r-- | examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet274.java | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet274.java b/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet274.java deleted file mode 100644 index 4647e97759..0000000000 --- a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet274.java +++ /dev/null @@ -1,91 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2000, 2007 IBM Corporation and others. - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * IBM Corporation - initial API and implementation - *******************************************************************************/ -package org.eclipse.swt.snippets; - -/* - * Tree snippet: implement standard tree check box behavior (SWT.CHECK) - * - * For a list of all SWT example snippets see - * http://www.eclipse.org/swt/snippets/ - * - * @since 3.3 - */ -import org.eclipse.swt.*; -import org.eclipse.swt.widgets.*; - -public class Snippet274 { - - static void checkPath(TreeItem item, boolean checked, boolean grayed) { - if (item == null) return; - if (grayed) { - checked = true; - } else { - int index = 0; - TreeItem[] items = item.getItems(); - while (index < items.length) { - TreeItem child = items[index]; - if (child.getGrayed() || checked != child.getChecked()) { - checked = grayed = true; - break; - } - index++; - } - } - item.setChecked(checked); - item.setGrayed(grayed); - checkPath(item.getParentItem(), checked, grayed); - } - - static void checkItems(TreeItem item, boolean checked) { - item.setGrayed(false); - item.setChecked(checked); - TreeItem[] items = item.getItems(); - for (int i = 0; i < items.length; i++) { - checkItems(items[i], checked); - } - } - - public static void main(String[] args) { - Display display = new Display(); - Shell shell = new Shell(display); - Tree tree = new Tree(shell, SWT.BORDER | SWT.CHECK); - tree.addListener(SWT.Selection, new Listener() { - public void handleEvent(Event event) { - if (event.detail == SWT.CHECK) { - TreeItem item = (TreeItem) event.item; - boolean checked = item.getChecked(); - checkItems(item, checked); - checkPath(item.getParentItem(), checked, false); - } - } - }); - for (int i = 0; i < 4; i++) { - TreeItem itemI = new TreeItem(tree, SWT.NULL); - itemI.setText("Item " + i); - for (int j = 0; j < 4; j++) { - TreeItem itemJ = new TreeItem(itemI, SWT.NULL); - itemJ.setText("Item " + i + " " + j); - for (int k = 0; k < 4; k++) { - TreeItem itemK = new TreeItem(itemJ, SWT.NULL); - itemK.setText("Item " + i + " " + j + " " + k); - } - } - } - tree.setSize(200, 200); - shell.pack(); - shell.open(); - while (!shell.isDisposed()) { - if (!display.readAndDispatch()) display.sleep(); - } - display.dispose(); - } - -} |