[SOLVED] [newbie] The method GBC(int, int) is undefined for the type FontFrame

[jon80]

Do you see the problem here? The method GBC.setInsets() exists.

See error below.

:confused:

[B]FontFrame.java[/B]
package homenetwork.bkr.training;

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

@SuppressWarnings("serial")
public class FontFrame extends JFrame {
	
	public FontFrame() {
		setTitle("GridBagLayout Test");
		setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
		
		GridBagLayout layout = new GridBagLayout();
		setLayout(layout);
		
		ActionListener listener = new FontAction();
		
		//construct components
		@SuppressWarnings("unused")
		JLabel faceLabel = new JLabel("Face :");
		face = new JComboBox(new String[] {"Serif", "SansSerif", "Monospaced", "Dialog", "DialogInput"});
		face.addActionListener(listener);
		
		@SuppressWarnings("unused")
		JLabel sizeLabel = new JLabel("Size: ");
		size = new JComboBox(new String[] {"8","10","12","15", "18", "24", "36", "48"});
		
		size.addActionListener(listener);
		
		bold = new JCheckBox("Bold");
		bold.addActionListener(listener);
		/* FIX */ 
		sample = new JTextArea();
		sample.setText("The quick brown fox jumps over the lazy dog.");
		sample.setEditable(false);
		sample.setLineWrap(true);
		sample.setBorder(BorderFactory.createEtchedBorder());
		
		//add components to grid, using GBC convenience class 
		add(faceLabel, new GBC(0,0).setAnchor(GBC.EAST));
		add(face, new GBC(1,0).setAnchor(GBC.HORIZONTAL));
		add(sizeLabel, new GBC(0,1).setAnchor(GBC.EAST));
		add(size, new GBC(1,1).setFill(GBC.HORIZONTAL).setWeight(100,0).setInsets);
		add(bold, new GBC(0,2,2,1).setAnchor(GBC.CENTER).setWeight(100,0).setInsets);
		add(italic, new GBC(0,3,2,1).setAnchor(GBC.CENTER).setWeight(100,100));
		add(sample, new GBC(2,0,1,4).setAnchor(GBC.BOTH).setWeight(100,100));
		
	}
	
	public static final int DEFAULT_WIDTH = 300;
	public static final int DEFAULT_HEIGHT = 200;
	
	private JComboBox face;
	private JComboBox size;
	private JCheckBox bold;
	private JCheckBox italic;
	private JTextArea sample;
	
	/**
	 * An action listener that changes the font of the sample text
	 */
	private class FontAction implements ActionListener
	{
		public void actionPerformed(ActionEvent event)
		{
			String fontFace = (String) face.getSelectedItem();
			int fontStyle = (bold.isSelected() ? Font.BOLD : 0) +
			(italic.isSelected() ? Font.ITALIC : 0);
			int fontSize = Integer.parseInt((String) size.getSelectedItem());
			Font font = new Font(fontFace, fontStyle, fontSize);
			sample.setFont(font);
			sample.repaint();
		}
	}
}

[B]GBC.java[/B]
package homenetwork.bkr.training;

import java.awt.*;

@SuppressWarnings("serial")
/** Convenience class GBC which abbreviates java.awt.GridBagConstraints.
 */
public class GBC extends GridBagConstraints {
	/** 
	 * Constructs a GBC with a given gridx and gridy position and all other grid
	 * bag constraint values set to the default.
	 * @param gridx: the gridx position
	 * @param gridy: the gridy position
	 */
	public GBC (int gridx, int gridy)
	{
		this.gridx = gridx;
		this.gridy = gridy;
	}
	
	/** Constructs a GBC with given gridx, gridy, gridwidth, gridheight and all
	 * other grid bag constraint values set to the default.
	 * @param gridx: the gridx position
	 * @param gridy: the gridy position
	 * @param gridwidth: the cell span in x-direction
	 * @param gridheight: the cell span in y-direction
	 */
	public GBC (int gridx, int gridy, int gridwidth, int gridheight)
	{
		this.gridx = gridx;
		this.gridy = gridy;
		this.gridwidth = gridwidth;
		this.gridheight = gridheight;
	}
	
	/** Sets the anchor.
	 * @param anchor: the anchor value
	 * @param return: this object for further modification
	 */
	public GBC setAnchor(int anchor)
	{
		this.anchor = anchor;
		return this;
	}
	
	/**
	 * Sets the fill direction.
	 * @param fill: the fill direction.
	 * @return: this object for further modification
	 */
	public GBC setFill(int fill)
	{
		this.fill = fill;
		return this;
	}
	
	/**
	 * Sets the cell weights
	 * @param weightx: the cell weight in x-direction
	 * @param weighty: the cell height in y-direction
	 * @return: this object for further modification
	 */
	public GBC setWeight(double weightx, double weighty)
	{
		this.weightx = weightx;
		this.weighty = weighty;
		return this;
	}
	
	/**
	 * Sets the insets of this cell.
	 * @param top: the spacing to use on top
	 * @param left: the spacing to use to the left
	 * @param bottom: the spacing to use to the bottom
	 * @param right: the spacing to use to the right
	 * @return: this object for further modification
	 */
	public GBC setInsets(int top, int left, int bottom, int right)
	{
		this.insets = new Insets(top, left, bottom, right);
		return this;
	}
	
	/** Sets the internal padding.
	 * @param: ipadx: the internal padding in x-direction
	 * @param: ipady: the internal padding in y-direction
	 */
	public GBC setIpad(int ipadx, int ipady)
	{
		this.ipadx = ipadx;
		this.ipady = ipady;
		return this;
	}
}

Error:
Exception in thread "AWT-EventQueue-0" java.lang.Error: Unresolved compilation problems:
setInsets cannot be resolved or is not a field
setInsets cannot be resolved or is not a field

at homenetwork.bkr.training.FontFrame.<init>(FontFram e.java:44)
at homenetwork.bkr.training.GridBagLayoutTest$1.run(G ridBagLayoutTest.java:14)
at java.awt.event.InvocationEvent.dispatch(Unknown Source)
at java.awt.EventQueue.dispatchEvent(Unknown Source)
at java.awt.EventDispatchThread.pumpOneEventForFilter s(Unknown Source)
at java.awt.EventDispatchThread.pumpEventsForFilter(U nknown Source)
at java.awt.EventDispatchThread.pumpEventsForHierarch y(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
at java.awt.EventDispatchThread.run(Unknown Source)