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Mirah/SWTSnippets/Snippet6
< Mirah | SWTSnippets
Revision as of 10:21, 27 March 2011 by Nick edgar.ca.ibm.com (Talk | contribs)
/******************************************************************************* * Copyright (c) 2000, 2011 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 *******************************************************************************/ /* * GridLayout example snippet: insert widgets into a grid layout * * For a list of SWT example snippets ported to Mirah, see * http://wiki.eclipse.org/Mirah/SWTSnippets * * @since 3.1 */ import org.eclipse.swt.* import org.eclipse.swt.layout.* import org.eclipse.swt.widgets.* display = Display.new shell = Shell.new display shell.setLayout GridLayout.new c = Composite.new shell, SWT.NONE layout = GridLayout.new layout.numColumns = 3 c.setLayout layout 10.times do |i| b = Button.new c, SWT.PUSH b.setText "Button #{i}" end b = Button.new shell, SWT.PUSH b.setText "add a new button at row 2 column 1" index = 1 b.addListener(SWT.Selection) do |e| s = Button.new c, SWT.PUSH s.setText "Special #{index}" index += 1 children = c.getChildren s.moveAbove children[3] toLayout = Control[1] toLayout[0] = s shell.layout toLayout end shell.open until shell.isDisposed unless display.readAndDispatch display.sleep end end display.dispose