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Diffstat (limited to 'examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet287.java')
-rw-r--r-- | examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet287.java | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet287.java b/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet287.java deleted file mode 100644 index 11f83b4745..0000000000 --- a/examples/org.eclipse.swt.snippets/src/org/eclipse/swt/snippets/Snippet287.java +++ /dev/null @@ -1,109 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2008 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 example snippet: search for a string in a tree (recursively) - * - * For a list of all SWT example snippets see - * http://www.eclipse.org/swt/snippets/ - */ -import org.eclipse.swt.SWT; -import org.eclipse.swt.layout.*; -import org.eclipse.swt.widgets.*; - -public class Snippet287 { - -static Tree tree; -public static void main(String[] args) { - final String SEARCH_STRING = "4b"; - - Display display = new Display (); - Shell shell = new Shell (display); - shell.setBounds (10,10,300,300); - shell.setLayout (new GridLayout ()); - - /* create the Tree */ - tree = new Tree (shell, SWT.FULL_SELECTION); - tree.setLinesVisible (true); - tree.setLayoutData (new GridData (GridData.FILL_BOTH)); - for (int i = 0; i < 3; i++) { - new TreeColumn (tree, SWT.NONE).setWidth (90); - } - int index = 0; - for (int i = 0; i < 3; i++) { - TreeItem item = createItem (null, index++); - for (int j = 0; j < i; j++) { - item = createItem (item, index++); - } - } - - Button button = new Button (shell, SWT.PUSH); - button.setText ("Find '" + SEARCH_STRING + "'"); - button.addListener (SWT.Selection, new Listener () { - public void handleEvent (Event event) { - int itemCount = tree.getItemCount (); - for (int i = 0; i < itemCount; i++) { - TreeItem item = tree.getItem (i); - boolean success = find (item, SEARCH_STRING); - if (success) { - System.out.println ("Found it"); - return; - } - } - System.out.println ("Did not find it"); - } - }); - shell.open (); - while (!shell.isDisposed ()) { - if (!display.readAndDispatch ()) display.sleep (); - } - display.dispose (); -} - -/* for creating sample Tree */ -static TreeItem createItem (TreeItem parent, int itemIndex) { - TreeItem newItem = null; - if (parent == null) { /* root level item */ - newItem = new TreeItem (tree, SWT.NONE); - } else { - newItem = new TreeItem (parent, SWT.NONE); - } - String indexString = String.valueOf (itemIndex); - newItem.setText(new String[] { - indexString + 'a', indexString + 'b', indexString + 'c'}); - return newItem; -} - -/* recursive find */ -public static boolean find (TreeItem item, String searchString) { - /* check this item */ - for (int i = 0; i < tree.getColumnCount (); i++) { - String contents = item.getText (i); - if ((contents.toUpperCase ().indexOf (searchString.toUpperCase ())) != -1) { - tree.setSelection (item); - return true; - } - } - - if (!item.getExpanded ()) return false; /* don't check child items */ - - /* check child items */ - int childCount = item.getItemCount (); - for (int i = 0; i < childCount; i++) { - TreeItem child = item.getItem (i); - boolean success = find (child, searchString); - if (success) return true; - } - - return false; -} -} |