Eclipse插件开发：SWT布局之GridLayout

GridLayout(网格布局)，通过设定控件的列宽来确定控件的大小和位置，是使用得最多的布局模式。

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
public class GridLayoutExample {

public static void main(String[] args) {

Label label;

Text text;

GridData gridData;

Display display = new Display();

Shell shell = new Shell(display);

shell.setText("GridLayout Example");

shell.setBounds(100, 100, 200, 100);

GridLayout layout = new GridLayout();

layout.numColumns = 2;

shell.setLayout(layout);

label = new Label(shell, SWT.LEFT);

label.setText("Enter your first and last name");

gridData = new GridData();

gridData.horizontalSpan = 2;

label.setLayoutData(gridData);

label = new Label(shell, SWT.LEFT);

label.setText("First:");

text = new Text(shell, SWT.SINGLE | SWT.BORDER);

gridData = new GridData();

gridData.horizontalAlignment = GridData.FILL;

gridData.grabExcessHorizontalSpace = true;

text.setLayoutData(gridData);

label = new Label(shell, SWT.LEFT);

label.setText("Last:");

text = new Text(shell, SWT.SINGLE | SWT.BORDER);

gridData = new GridData();

gridData.horizontalAlignment = GridData.FILL;

gridData.grabExcessHorizontalSpace = true;

text.setLayoutData(gridData);

shell.open();

while (!shell.isDisposed()) {

if (!display.readAndDispatch())

display.sleep();

}

display.dispose();

}

}