Difference between revisions of "Mirah/SWTSnippets/Snippet6"

Latest revision as of 12:22, 27 March 2011

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/*******************************************************************************
 * 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