gridbaglaytest.java

来自「Java就业的培训教程书籍」· Java 代码 · 共 46 行

import java.awt.*;
public class GridBagLayTest{
	public static void main(String args[]){
	Frame frObj = new Frame("GridBagLayout Test!");
	Panel pObj  = new Panel();
	GridBagLayout layoutObj = new GridBagLayout();
	GridBagConstraints c = new GridBagConstraints();
	
	Button butObj = new Button("OK");
	Checkbox chbObj = new Checkbox("one",null,true);
	CheckboxGroup cbgObj = new CheckboxGroup();
	Checkbox rbObj=new Checkbox("one",cbgObj,true);
	
	TextField tfObj1 = new TextField("name"); 
	TextField tfObj2 = new TextField("name",5); 
	List lObj = new List(2,false);
	lObj.add("Sun");
	lObj.add("Moon");

	pObj.setLayout(layoutObj);
	
	layoutObj.setConstraints(butObj,c);
	layoutObj.setConstraints(chbObj,c);
	pObj.add(butObj);
	pObj.add(chbObj);
	c.gridwidth = GridBagConstraints.REMAINDER;
	layoutObj.setConstraints(rbObj,c);
	pObj.add(rbObj);
	
	c.gridwidth = 1;
	c.gridheight = 2;
	layoutObj.setConstraints(lObj,c);
	pObj.add(lObj);
	
	c.gridwidth = GridBagConstraints.REMAINDER;
	c.gridheight = 1;
	layoutObj.setConstraints(tfObj1,c);
	layoutObj.setConstraints(tfObj2,c);
	pObj.add(tfObj1);
	pObj.add(tfObj2);
	
	frObj.add(pObj,"Center");
	frObj.pack();
	frObj.show();
	}
}