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已复制！
package cppcheckplus.toolbar;
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Insets;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.BorderFactory;
import javax.swing.Icon;
import javax.swing.JButton;
import javax.swing.border.Border;
import cppcheckplus.control.MyContorlUtil;
public class MyToolBarButton extends JButton
{
private int buttonSize;
private Color roverBorderColor;
private Border roverBorder;
private Border emptyBorder;
public MyToolBarButton()
{
super();
buttonSize = 20;
roverBorderColor = MyContorlUtil.BUTTON_ROVER_COLOR;
roverBorder = new Border() {
public void paintBorder(Component c, Graphics g, int x, int y, int width, int height)
{
g.setColor(roverBorderColor);
g.drawRect(x, y, width - 1, height - 1);
}
public Insets getBorderInsets(Component c)
{
return new Insets(1, 1, 1, 1);
}
public boolean isBorderOpaque()
{
return true;
}
};
emptyBorder = BorderFactory.createEmptyBorder(1, 1, 1, 1);
init();
}
private void init()
{
setVerticalAlignment(0);
setFont(MyContorlUtil.FONT_12_BOLD);
setOpaque(false);
setBorder(emptyBorder);
setContentAreaFilled(false);
setFocusPainted(false);
addMouseListener(new MouseAdapter() {
public void mouseEntered(MouseEvent e)
{
setBorder(roverBorder);
}
public void mouseExited(MouseEvent e)
{
setBorder(emptyBorder);
}
});
}
@Override
public void setIcon(Icon icon)
{
super.setIcon(icon);
if (icon == null)
{
setPressedIcon(null);
setRolloverIcon(null);
} else
{
Icon pressedIcon = MyContorlUtil.createMovedIcon(icon);
setPressedIcon(pressedIcon);
}
}
@Override
public Dimension getPreferredSize()
{
int width = super.getPreferredSize().width;
width = Math.max(width, buttonSize);
int height = buttonSize;
return new Dimension(width, height);
}
}
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