Attachment 276863 Details for Bug 344898 – snippet

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snippet

Snippet.java (text/x-java), 3.02 KB, created by Xi Yan

on 2018-12-07 11:42:40 EST

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Filename:

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Creator: Xi Yan

Created: 2018-12-07 11:42:40 EST

Size: 3.02 KB

patch

obsolete

>/*******************************************************************************
> * Copyright (c) 2000, 2016 IBM Corporation and others.
> *
> * This program and the accompanying materials
> * are made available under the terms of the Eclipse Public License 2.0
> * which accompanies this distribution, and is available at
> * https://www.eclipse.org/legal/epl-2.0/
> *
> * SPDX-License-Identifier: EPL-2.0
> *
> * Contributors:
> *     IBM Corporation - initial API and implementation
> *******************************************************************************/
>package org.eclipse.swt.snippets;
>
>/*
> * TableEditor example snippet: edit a cell in a table (in place, fancy)
> *
> * For a list of all SWT example snippets see
> * http://www.eclipse.org/swt/snippets/
> */
>import org.eclipse.swt.*;
>import org.eclipse.swt.custom.*;
>import org.eclipse.swt.graphics.*;
>import org.eclipse.swt.layout.*;
>import org.eclipse.swt.widgets.*;
>
>public class Snippet124 {
>public static void main (String[] args) {
>	Display display = new Display ();
>	Shell shell = new Shell (display);
>	shell.setLayout (new FillLayout ());
>	final Table table = new Table(shell, SWT.BORDER | SWT.MULTI);
>	table.setLinesVisible (true);
>	for (int i=0; i<3; i++) {
>		TableColumn column = new TableColumn (table, SWT.NONE);
>		column.setWidth(100);
>	}
>	for (int i=0; i<3; i++) {
>		TableItem item = new TableItem (table, SWT.NONE);
>		item.setText(new String [] {"" + i, "" + i , "" + i});
>	}
>	final TableEditor editor = new TableEditor (table);
>	editor.horizontalAlignment = SWT.LEFT;
>	editor.grabHorizontal = true;
>	table.addListener (SWT.MouseDown, event -> {
>		Rectangle clientArea = table.getClientArea ();
>		Point pt = new Point (event.x, event.y);
>		int index = table.getTopIndex ();
>		while (index < table.getItemCount ()) {
>			boolean visible = false;
>			final TableItem item = table.getItem (index);
>			for (int i=0; i<table.getColumnCount (); i++) {
>				Rectangle rect = item.getBounds (i);
>				if (rect.contains (pt)) {
>					final int column = i;
>					final Combo text = new Combo (table, SWT.NONE);
>					Listener textListener = e -> {
>						switch (e.type) {
>							case SWT.FocusOut:
>								item.setText (column, text.getText ());
>								text.dispose ();
>								System.out.println("FocusOut");
>								break;
>							case SWT.Traverse:
>								switch (e.detail) {
>									case SWT.TRAVERSE_RETURN:
>										item.setText (column, text.getText ());
>										//FALL THROUGH
>									case SWT.TRAVERSE_ESCAPE:
>										text.dispose ();
>										e.doit = false;
>								}
>								break;
>						}
>					};
>					text.addListener (SWT.FocusOut, textListener);
>					text.addListener (SWT.Traverse, textListener);
>					editor.setEditor (text, item, i);
>					text.setText (item.getText (i));
>					text.add("hello");
>					text.setFocus ();
>					return;
>				}
>				if (!visible && rect.intersects (clientArea)) {
>					visible = true;
>				}
>			}
>			if (!visible) return;
>			index++;
>		}
>	});
>	shell.pack ();
>	shell.open ();
>	while (!shell.isDisposed ()) {
>		if (!display.readAndDispatch ()) display.sleep ();
>	}
>	display.dispose ();
>}
>}
>

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Attachments on bug 344898: 276863