src.rar_java 图像

/** * @(#)InternalFrameTest.java */ import java.awt.Component; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.beans.PropertyChangeEvent; import java.beans.PropertyVetoException; import java.beans.VetoableChangeListener; import java.io.File; import java.io.IOException; import java.net.MalformedURLException; import java.net.URL; import java.awt.*; import javax.swing.*; import javax.swing.JFrame; import javax.swing.JMenu; import javax.swing.JMenuBar; import javax.swing.JMenuItem; import javax.swing.event.HyperlinkEvent; import javax.swing.event.HyperlinkListener; /** * 多功能窗口主窗体架构类，主函数入口<br> * <br> * InternalFrameTest 主窗口程序 *<br> * <br> * 刘彬 写于 2008年6月16日 * * @author 刘彬 * @version 1.00 2008/6/16 */ public class InternalFrameTest { public static void main(String[] args) { JFrame frame = new DesktopFrame(); frame.setVisible(true); } } /** * 多功能窗口主窗体架构类，主函数入口 * Desktop，用于加入各种功能的窗口，支持窗口操作 */ class DesktopFrame extends JFrame implements ActionListener, VetoableChangeListener { /** * 构造出桌面，大小，窗口置于屏幕中心，设置窗口图标 */ public DesktopFrame() { setTitle("多功能窗口"); setSize(1200, 700); addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e) { System.exit(0); } } ); desktop = new JDesktopPane(); setContentPane(desktop); // set up menus JMenuBar menuBar = new JMenuBar(); setJMenuBar(menuBar); JMenu fileMenu = new JMenu("文件"); menuBar.add(fileMenu); openImageItem = new JMenuItem("打开图片"); openImageItem.addActionListener(this); fileMenu.add(openImageItem); openWebItem = new JMenuItem("打开html文件"); openWebItem.addActionListener(this); fileMenu.add(openWebItem); openTextItem = new JMenuItem("打开文本文档"); openTextItem.addActionListener(this); fileMenu.add(openTextItem); openDrawItem = new JMenuItem("简易绘图"); openDrawItem.addActionListener(this); fileMenu.add(openDrawItem); exitItem = new JMenuItem("Exit"); exitItem.addActionListener(this); fileMenu.add(exitItem); JMenu windowMenu = new JMenu("窗口管理"); menuBar.add(windowMenu); nextItem = new JMenuItem("下一张"); nextItem.addActionListener(this); windowMenu.add(nextItem); cascadeItem = new JMenuItem("层叠"); cascadeItem.addActionListener(this); windowMenu.add(cascadeItem); tileItem = new JMenuItem("平铺"); tileItem.addActionListener(this); windowMenu.add(tileItem); dragOutlineItem = new JCheckBoxMenuItem("托放"); dragOutlineItem.addActionListener(this); windowMenu.add(dragOutlineItem); } /** * 构造图像处理窗口 * @param c 包含的组件，这里是desktop * @param t 图片路径 */ public void createInternalFrame_image(Component c, String t) { iframe = new ImageProcessingFrame(c , t); desktop.add(iframe); // add listener to confirm frame closing iframe.addVetoableChangeListener(this); // position frame int width = desktop.getWidth() *2/3; int height = desktop.getHeight() *2/3; iframe.reshape(nextFrameX, nextFrameY, width, height); iframe.setVisible(true); try { iframe.setSelected(true); } catch(PropertyVetoException e) {} if (frameDistance == 0) frameDistance = iframe.getHeight() - iframe.getContentPane().getHeight(); // compute placement for next frame nextFrameX += frameDistance; nextFrameY += frameDistance; if (nextFrameX + width > desktop.getWidth()) nextFrameX = 0; if (nextFrameY + height > desktop.getHeight()) nextFrameY = 0; } /** * 构造HTML浏览窗口 * @param c 包含的组件，这里是desktop * @param t 文件路径 */ public void createInternalFrame_html(Component c, String t) { JInternalFrame iframe = new JInternalFrame(t, true, // resizable true, // closable true, // maximizable true); // iconifiable iframe.getContentPane().add(c); desktop.add(iframe); iframe.setFrameIcon(new ImageIcon("document.gif")); // add listener to confirm frame closing iframe.addVetoableChangeListener(this); // position frame int width = desktop.getWidth() / 2; int height = desktop.getHeight() / 2; iframe.reshape(nextFrameX, nextFrameY, width, height); iframe.show(); // select the frame--might be vetoed try { iframe.setSelected(true); } catch(PropertyVetoException e) {} /* if this is the first time, compute distance between cascaded frames */ if (frameDistance == 0) frameDistance = iframe.getHeight() - iframe.getContentPane().getHeight(); // compute placement for next frame nextFrameX += frameDistance; nextFrameY += frameDistance; if (nextFrameX + width > desktop.getWidth()) nextFrameX = 0; if (nextFrameY + height > desktop.getHeight()) nextFrameY = 0; } /** * 构造图形绘制窗口 * @param c 包含的组件，这里是desktop */ public void createInternalFrame_draw(Component c) { sframe = new ShapeTestFrame(c); desktop.add(sframe); // add listener to confirm frame closing sframe.addVetoableChangeListener(this); // position frame int width = desktop.getWidth() *2/3; int height = desktop.getHeight() *2/3; sframe.reshape(nextFrameX, nextFrameY, width, height); sframe.setVisible(true); // select the frame--might be vetoed try { sframe.setSelected(true); } catch(PropertyVetoException e) {} if (frameDistance == 0) frameDistance = sframe.getHeight() - sframe.getContentPane().getHeight(); // compute placement for next frame nextFrameX += frameDistance; nextFrameY += frameDistance; if (nextFrameX + width > desktop.getWidth()) nextFrameX = 0; if (nextFrameY + height > desktop.getHeight()) nextFrameY = 0; } /** * 构造文本编辑窗口 */ public void createInternalFrame_Text() { tframe = new TextEditorFrame(); desktop.add(tframe); tframe.addVetoableChangeListener(this); int width = desktop.getWidth() *2/3; int height = desktop.getHeight() *2/3; tframe.reshape(nextFrameX, nextFrameY, width, height); tframe.setVisible(true); // select the frame--might be vetoed try { tframe.setSelected(true); } catch(PropertyVetoException e) {} /** * 如果第一次计算，酸楚层叠窗口间的距离 */ if (frameDistance == 0) frameDistance = tframe.getHeight() - tframe.getContentPane().getHeight(); // compute placement for next frame nextFrameX += frameDistance; nextFrameY += frameDistance; if (nextFrameX + width > desktop.getWidth()) nextFrameX = 0; if (nextFrameY + height > desktop.getHeight()) nextFrameY = 0; } /** * 层叠显示窗口 */ public void cascadeWindows() { JInternalFrame[] frames = desktop.getAllFrames();