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已复制！
package cppcheckplus.control;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Font;
import javax.swing.BorderFactory;
import javax.swing.DefaultListCellRenderer;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.OverlayLayout;
import cppcheckplus.shortcut.MyShortcutItem;
import cppcheckplus.shortcut.MyShortcutPanel;
public class MyListRenderer extends DefaultListCellRenderer
{
private JPanel itemRender;
private int separatorHeight = 30;
private JPanel separatorPanel;
private JLabel separatorLabel;
private MySeparator separator;
private Color itemTextColor;
private Color separatorTextColor;
private Color itemSelectedBackground;
private Color itemSelectedBorder;
private Font separatorFont;
public MyListRenderer(MyList list)
{
super();
itemRender = new JPanel(new BorderLayout());
separatorPanel = new JPanel() {
public Dimension getPreferredSize()
{
Dimension size = super.getPreferredSize();
return new Dimension(size.width, separatorHeight);
}
};
separatorLabel = new JLabel();
separator = new MySeparator(0);
separatorTextColor = Color.white;
separatorFont = MyContorlUtil.FONT_12_BOLD;
itemTextColor = MyContorlUtil.LIST_TEXT_COLOR;
itemSelectedBackground = new Color(199, 198, 200);
itemSelectedBorder = new Color(163, 163, 163);
itemRender.setOpaque(false);
itemRender.add(this, "Center");
separatorPanel.setLayout(new OverlayLayout(separatorPanel));
JPanel separatorHelpPane = new JPanel(new BorderLayout());
separatorHelpPane.setBorder(BorderFactory.createEmptyBorder(12, 0, 0, 0));
separatorHelpPane.add(separator);
separatorHelpPane.setOpaque(false);
separatorPanel.setOpaque(false);
separatorLabel.setOpaque(true);
separatorLabel.setBackground(MyContorlUtil.LIST_BACKGROUND);
separatorLabel.setForeground(separatorTextColor);
separatorLabel.setFont(separatorFont);
separatorLabel.setVerticalAlignment(1);
separatorLabel.setBorder(BorderFactory.createEmptyBorder(0, 2, 0, 2));
JPanel labelHelpPane = new JPanel(new BorderLayout());
labelHelpPane.setBorder(BorderFactory.createEmptyBorder(6, 15, 0, 0));
labelHelpPane.add(separatorLabel, "West");
labelHelpPane.setOpaque(false);
separatorPanel.add(labelHelpPane);
separatorPanel.add(separatorHelpPane);
}
public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus)
{
MyShortcutItem shortcutItem = (MyShortcutItem)value;
if(shortcutItem.isGroup())
{
String groupName = shortcutItem.getText();
separatorLabel.setText(groupName);
separatorPanel.setToolTipText(groupName);
if (list.getParent() instanceof MyShortcutPanel)
{
MyShortcutPanel pane = (MyShortcutPanel)list.getParent();
if (pane.isShrinked())
{
separatorLabel.setText(" ");
separatorLabel.setOpaque(false);
} else
{
separatorLabel.setOpaque(true);
}
}
return separatorPanel;
}
else
{
setText(shortcutItem.getText());
setBackground(MyContorlUtil.LIST_BACKGROUND);
setToolTipText(shortcutItem.getToolTip());
setIcon(shortcutItem.getIcon());
}
if (list.getParent() instanceof MyShortcutPanel)
{
MyShortcutPanel pane = (MyShortcutPanel)list.getParent();
if (pane.isShrinked())
{
setBorder(BorderFactory.createEmptyBorder(2, 7, 1, 2));
setText("");
} else
{
setBorder(BorderFactory.createEmptyBorder(2, 20, 1, 2));
}
}
if (isSelected)
{
setBackground(itemSelectedBackground);
itemRender.setBorder(BorderFactory.createLineBorder(itemSelectedBorder));
}
else
{
itemRender.setBorder(BorderFactory.createEmptyBorder(1, 1, 1, 1));
}
setForeground(itemTextColor);
return itemRender;
}
}
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