我如何将OpenGl显示器附加到JFrame上,以便在关闭JFrame时销毁显示器?这是我到目前为止的代码:如何将opengl显示附加到JFrame并正确处理它?
package test.core;
import java.awt.BorderLayout;
import java.awt.Canvas;
import java.awt.Color;
import java.awt.Component;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.event.WindowListener;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JTextField;
import javax.swing.SwingUtilities;
import org.lwjgl.LWJGLException;
import org.lwjgl.opengl.Display;
import org.lwjgl.opengl.DisplayMode;
import org.lwjgl.opengl.GL11;
import static org.lwjgl.opengl.GL11.*;
public class Main {
private static CreateCanvas canvas;
private static CreateFrame frame;
private static int width = 800;
private static int height = 600;
public static void main(String[] args) throws InterruptedException {
startFrames();
startDisplay();
}
public static void cleanUp() {
Display.destroy();
}
private static void startDisplay() {
try
{
Display.setParent(canvas);
Display.create();
}catch(LWJGLException ex)
{
Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
}
}
private static void startFrames()
{
Runnable r = new Runnable(){
@Override
public void run(){
frame = new CreateFrame();
JButton button = new JButton("BUTTON");
canvas = new CreateCanvas();
JPanel panel = frame.panel;
panel.add(canvas);
panel.add(button);
frame.add(panel);
canvas.setSize(300, 300);
frame.setSize(width, height);
frame.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
WindowListener listen = new WindowAdapter(){
@Override
public void windowClosing(WindowEvent we){
int result = JOptionPane.showConfirmDialog(frame, "Do you want to quit the Application?");
if(result == JOptionPane.OK_OPTION){
frame.setVisible(false);
cleanUp();
frame.dispose();
}
}
};
frame.addWindowListener(listen);
frame.setVisible(true);
}
};
SwingUtilities.invokeLater(r);
}
}
我有OpenGL的显示器连接到JFrame我做的可运行之前。但添加可运行后,显示现在显示与我的屏幕大小相同的大小。我试图重新安排
canvas.setSize();
和
frame.setSize();
,但没有改变的OpenGL显示仍然是相同的大小,当我尝试首先关闭的JFrame而不是关闭显示器第一我得到这个错误:
Exception in thread "AWT-EventQueue-0" java.lang.IllegalStateException: From thread Thread[AWT-EventQueue-0,6,main]: Thread[main,5,main] already has the context current
指向我对我的
Display.destroy();
即时猜测告诉我,我没有妥善处置显示器?任何人都可以帮助我将opengl显示附加到JFrame并修复上面的错误?