FormLayouts : Layout « SWT JFace Eclipse « Java
FormLayouts
/******************************************************************************
* All Right Reserved.
* Copyright (c) 1998, 2004 Jackwind Li Guojie
*
* Created on 2004-6-16 20:22:44 by JACK
* $Id$
*
*****************************************************************************/
import org.eclipse.jface.window.ApplicationWindow;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.forms.widgets.ColumnLayout;
import org.eclipse.ui.forms.widgets.FormToolkit;
import org.eclipse.ui.forms.widgets.ScrolledForm;
import org.eclipse.ui.forms.widgets.TableWrapData;
import org.eclipse.ui.forms.widgets.TableWrapLayout;
public class FormLayouts extends ApplicationWindow{
FormToolkit toolkit;
ScrolledForm form;
/**
* @param parentShell
*/
public FormLayouts(Shell parentShell) {
super(parentShell);
}
private void demoColumnLayout() {
ColumnLayout layout = new ColumnLayout();
layout.maxNumColumns = 4;
form.getBody().setLayout(layout);
Color color = form.getDisplay().getSystemColor(SWT.COLOR_YELLOW);
Label label = null;
for(int i=0; i<10; i++) {
label = toolkit.createLabel(form.getBody(), "Text label #" + i);
}
}
private void demoTableWrapLayout() {
TableWrapLayout layout = new TableWrapLayout();
layout.numColumns = 2;
form.getBody().setLayout(layout);
Color color = form.getDisplay().getSystemColor(SWT.COLOR_YELLOW);
Label label = toolkit.createLabel(form.getBody(), "Some text spans over two columns in the first row. ", SWT.WRAP);
TableWrapData data = new TableWrapData();
data.colspan = 2;
label.setLayoutData(data);
label.setBackground(color);
label = toolkit.createLabel(form.getBody(), "Some text in the first column of the second row. and here is goes on and on ... ... ... ... ", SWT.WRAP);
label.setBackground(color);
label = toolkit.createLabel(form.getBody(), "Some text in the second column of the second row. ", SWT.WRAP);
label.setBackground(color);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.window.Window#createContents(org.eclipse.swt.widgets.Composite)
*/
protected Control createContents(Composite parent) {
Composite composite = new Composite(parent, SWT.NULL);
composite.setLayout(new FillLayout());
// Sets up the toolkit.
toolkit = new FormToolkit(getShell().getDisplay());
// Creates a form instance.
form = toolkit.createScrolledForm(composite);
form.setLayoutData(new GridData(GridData.FILL_BOTH));
// Sets title.
form.setText("Form Layouts Demo");
// demoTableWrapLayout();
demoColumnLayout();
return composite;
}
public static void main(String[] args) {
FormLayouts win = new FormLayouts(null);
win.setBlockOnOpen(true);
win.open();
}
}
