package com.explodingpixels.macwidgets;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.LayoutManager;
import javax.swing.JPanel;
import com.explodingpixels.widgets.WindowUtils;
/**
* A JPanel that listens for focus and changes color based on the active and inactive colors defined in the provided {@link com.explodingpixels.WidgetColorScheme}
*/
public class ActivePanel extends JPanel
{
private static final long serialVersionUID = -7894860504157071021L;
WidgetColorScheme colorScheme = new WidgetStandardColorScheme();
public ActivePanel()
{
super();
initialize();
}
public ActivePanel(LayoutManager layout)
{
super(layout);
initialize();
}
public ActivePanel(boolean isDoubleBuffered)
{
super(isDoubleBuffered);
initialize();
}
public ActivePanel(LayoutManager layout, boolean isDoubleBuffered)
{
super(layout, isDoubleBuffered);
initialize();
}
public ActivePanel(WidgetColorScheme colorScheme)
{
super();
this.colorScheme = colorScheme;
initialize();
}
public ActivePanel(LayoutManager layout, WidgetColorScheme colorScheme)
{
super(layout);
this.colorScheme = colorScheme;
initialize();
}
public ActivePanel(boolean isDoubleBuffered, WidgetColorScheme colorScheme)
{
super(isDoubleBuffered);
this.colorScheme = colorScheme;
initialize();
}
public ActivePanel(LayoutManager layout, boolean isDoubleBuffered, WidgetColorScheme colorScheme)
{
super(layout, isDoubleBuffered);
this.colorScheme = colorScheme;
initialize();
}
protected void initialize()
{
WindowUtils.installJComponentRepainterOnWindowFocusChanged(this);
}
public void paint(Graphics g)
{
boolean containedInActiveWindow = WindowUtils.isParentWindowFocused(this);
Color color = containedInActiveWindow
? colorScheme.getActiveBackgroundColor() : colorScheme.getInactiveBackgroundColor();
this.setBackground(color);
int w = getWidth();
int h = getHeight();
Graphics2D g2 = (Graphics2D)g;
g2.setColor(color);
g2.fillRect(0, 0, w, h);
paintChildren(g2);
}
}