mytext.java

java开发的类似于windows写字板的程序

import java.awt.*;
import java.awt.event.*;
import java.io.*;
import javax.swing.*;
import javax.swing.event.*;

public class MyText {

	public static void main(String[] args) {
		new FWindow("未命名文档");

	}
}

class FWindow  extends JFrame implements ActionListener,ItemListener{
	JMenuBar menub;
	JPanel panel,panel0;
	JMenu  mFile,mEdite,mFamat,mHelp,mView;
	JMenuItem itOpen,itNew,itSave,itOSave,itEnd,itCopy,itCopy0,itCut,itCut0,itPaste,itPaste0,itSAll,itCls,itHelp,itFont,itFColor,itBColor,itHuanh,itTools,itFamats;
	JTextArea text;
	JTextField t;
	JScrollPane Jpane;
	JComboBox listFont,listFSize;

	FWindow(String s){
		addWindowListener(new WindowAdapter(){
			public void windowClosing(WindowEvent arg0) {
				endF();
			}
		});
		setTitle(s);
		this.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
		setSize(800,600);
		setVisible(true);

		/*字体字号设置1*/
		GraphicsEnvironment ge=GraphicsEnvironment.getLocalGraphicsEnvironment();
		String fontName[]=ge.getAvailableFontFamilyNames();
		listFont=new JComboBox(fontName);
		listFSize=new JComboBox();
		listFont.setSelectedIndex(135);
		for (int i=1;i<=72;i++)
			listFSize.addItem(i);
		listFSize.setPreferredSize(new Dimension(80,30));
		listFSize.setSelectedIndex(11);

		FlowLayout flow =new FlowLayout();
		FlowLayout flow2 =new FlowLayout();
		panel=new JPanel();
		panel0=new JPanel();

		panel.setLayout(flow);
		flow.setAlignment(FlowLayout.LEFT);
		panel0.setLayout(flow2);
		flow2.setAlignment(FlowLayout.LEFT);
		JButton newB,openB,saveB,copyB,cutB,pasteB,fontB,colorB,qingxieB,jiacuB,lockB,unlockB;

		newB=new JButton(new ImageIcon("tb2/NEW.GIF"));
		openB=new JButton(new ImageIcon("tb2/OPEN.GIF"));
		saveB=new JButton(new ImageIcon("tb2/SAVE.GIF"));
		copyB=new JButton(new ImageIcon("tb2/COPY.GIF"));
		cutB=new JButton(new ImageIcon("tb2/CUT.GIF"));
		pasteB=new JButton(new ImageIcon("tb2/PASTE.GIF"));
		fontB=new JButton(new ImageIcon("tb2/font.gif"));
		colorB=new JButton(new ImageIcon("tb2/color.gif"));
		jiacuB=new JButton(new ImageIcon("tb2/jiacu.gif"));
		qingxieB=new JButton(new ImageIcon("tb2/qingxie.gif"));
		lockB=new JButton(new ImageIcon("tb/lock2.gif"));
		unlockB=new JButton(new ImageIcon("tb/lock.gif"));

		newB.setPreferredSize(new Dimension(24,23));
		openB.setPreferredSize(new Dimension(24,23));
		saveB.setPreferredSize(new Dimension(24,23));
		copyB.setPreferredSize(new Dimension(24,23));
		cutB.setPreferredSize(new Dimension(24,23));
		pasteB.setPreferredSize(new Dimension(24,23));
		fontB.setPreferredSize(new Dimension(24,23));
		colorB.setPreferredSize(new Dimension(24,23));
		jiacuB.setPreferredSize(new Dimension(24,23));
		qingxieB.setPreferredSize(new Dimension(24,23));
		lockB.setPreferredSize(new Dimension(24,23));
		unlockB.setPreferredSize(new Dimension(24,23));


		t=new JTextField(15);
		t.setHorizontalAlignment(JTextField.LEFT);
		t.setEditable(false); 

		panel.add(newB);
		panel.add(openB);
		panel.add(saveB);
		panel.add(copyB);
		panel.add(cutB);
		panel.add(pasteB);
		panel.add(t);
		panel.add(lockB);
		panel.add(unlockB);

		panel0.add(fontB);
		panel0.add(listFont);
		listFont.addItemListener(this);
		panel0.add(listFSize);
		listFSize.addItemListener(this);
		panel0.add(colorB);
		panel0.add(qingxieB);
		panel0.add(jiacuB);

		this.add(panel,BorderLayout.NORTH);
		this.add(panel0,BorderLayout.SOUTH);


		menub=new JMenuBar();
		mFile=new JMenu("文件(F)");
		mFile.setMnemonic(KeyEvent.VK_F);
		mEdite=new JMenu("编辑(E)");
		mEdite.setMnemonic(KeyEvent.VK_E);
		mFamat=new JMenu("格式(G)");
		mFamat.setMnemonic(KeyEvent.VK_G);
		mHelp=new JMenu("帮助(H)");
		mHelp.setMnemonic(KeyEvent.VK_H);
		mView=new JMenu("视图(V)");
		mView.setMnemonic(KeyEvent.VK_V);



		itOpen=new JMenuItem("打开",new ImageIcon("tb/OPEN.GIF"));
		itNew=new JMenuItem("新建",new ImageIcon("tb/NEW.GIF"));
		itSave=new JMenuItem("保存",new ImageIcon("tb/SAVE.GIF"));
		itOSave=new JMenuItem("另存为",new ImageIcon("tb/SAVE.GIF"));
		itEnd=new JMenuItem("       退出");
		itCopy=new JMenuItem("复制",new ImageIcon("tb/COPY.GIF"));
		itCopy0=new JMenuItem("复制");
		itPaste=new JMenuItem("粘贴",new ImageIcon("tb/PASTE.GIF"));
		itPaste0=new JMenuItem("粘贴");
		itCut=new JMenuItem("剪切",new ImageIcon("tb/CUT.GIF"));
		itCut0=new JMenuItem("剪切");
		itSAll=new JMenuItem("      全选");
		itCls=new JMenuItem("      清除");
		itHelp=new JMenuItem("关于");
		itFont=new JMenuItem("字体",new ImageIcon("tb2/font.gif"));
		itFColor=new JMenuItem("字体颜色",new ImageIcon("tb2/color.gif"));
		itBColor=new JMenuItem("      背景颜色");
		itHuanh=new JMenuItem(" √自动换行");
		itTools=new JMenuItem(" √工具栏");
		itFamats=new JMenuItem(" √格式栏");

		itOpen.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_O,InputEvent.CTRL_MASK));
		itNew.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_N,InputEvent.CTRL_MASK));
		itSave.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_S,InputEvent.CTRL_MASK));
		itCopy.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_C,InputEvent.CTRL_MASK));
		itPaste.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_V,InputEvent.CTRL_MASK));
		itCut.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_X,InputEvent.CTRL_MASK));
		itSAll.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_A,InputEvent.CTRL_MASK));


		text=new JTextArea();
		Jpane=new JScrollPane(text);
		text.setLineWrap(true);
		text.addKeyListener(new KeyAdapter(){
			public void keyTyped(KeyEvent arg0) {
				keyP();
			}
		});

		mFile.add(itNew);
		mFile.add(itOpen);
		mFile.add(itSave);
		mFile.add(itOSave);
		mFile.add(itEnd);
		mFile.addSeparator();
		mEdite.add(itCopy);
		mEdite.add(itCut);
		mEdite.add(itPaste);
		mEdite.add(itSAll);
		mEdite.add(itCls);
		mHelp.add(itHelp);
		mFamat.add(itFont);
		mFamat.add(itFColor);
		mFamat.add(itBColor);
		mFamat.add(itHuanh);
		mView.add(itTools);
		mView.add(itFamats);

		menub.add(mFile);
		menub.add(mEdite);
		menub.add(mFamat);
		menub.add(mView);
		menub.add(mHelp);

		/*弹出式菜单*/
		final JPopupMenu pMenu=new JPopupMenu();
		pMenu.add(itCopy0);
		pMenu.add(itCut0);
		pMenu.add(itPaste0);
		text.addMouseListener(new MouseAdapter(){
			public void mousePressed(MouseEvent e){
				if(e.getModifiers()==InputEvent.BUTTON3_MASK)
					pMenu.show(text,e.getX(),e.getY());
			}
		});

		setJMenuBar(menub);

		this.add(Jpane,BorderLayout.CENTER);

		itHelp.addActionListener(this);
		itNew.addActionListener(this);
		newB.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent e) {
				newF();
			}
		});
		itOpen.addActionListener(this);
		openB.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent e) {
				open();
			}
		});
		itSave.addActionListener(this);
		saveB.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent e) {
				save();
			}
		});
		itOSave.addActionListener(this);
		itCopy.addActionListener(this);
		itCopy0.addActionListener(this);
		copyB.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent e) {
				text.copy();
			}
		});
		itCut.addActionListener(this);
		itCut0.addActionListener(this);
		cutB.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent e) {
				text.cut();
			}
		});
		itPaste.addActionListener(this);
		itPaste0.addActionListener(this);
		pasteB.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent e) {
				text.paste();
			}
		});
		colorB.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent e) {
				colorF();
			}
		});
		qingxieB.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent e) {
				qingxie();
			}
		});
		jiacuB.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent e) {
				jiacu();
			}
		});
		lockB.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent e) {
				lock();
			}
		});
		unlockB.addActionListener(new ActionListener(){
			public void actionPerformed(ActionEvent e) {
				lock();
			}
		});

		itSAll.addActionListener(this);
		itCls.addActionListener(this);
		itEnd.addActionListener(this);
		itFont.addActionListener(this);
		itFColor.addActionListener(this);
		itBColor.addActionListener(this);
		itHuanh.addActionListener(this);
		itTools.addActionListener(this);
		itFamats.addActionListener(this);

		validate();

	}




	public void actionPerformed(ActionEvent e) {
		if((e.getSource()==itOpen)||(e.getSource()=="openB")){
			open();
		}
		else if((e.getSource().equals(itCopy))||(e.getSource().equals(itCopy0))) text.copy();
		else if((e.getSource().equals(itCut))||(e.getSource().equals(itCut0))){ 
			text.cut();
			if(!(t.getText().equals("文档已更改,注意保存!"))){
				t.setText("文档已更改,注意保存!");
			}
		}
		else if((e.getSource().equals(itPaste))||(e.getSource().equals(itPaste0))) {

			text.paste();
			if(!(t.getText().equals("文档已更改,注意保存!"))){
				t.setText("文档已更改,注意保存!");
			}
		}
		else if(e.getSource().equals(itSAll)){ 
			text.requestFocus(true);
			text.selectAll();
		}
		else if(e.getSource().equals(itCls)) text.setText("");
		else if(e.getSource().equals(itSave)) save();
		else if(e.getSource().equals(itOSave)) saveAs();
		else if(e.getSource().equals(itFont))  fontT();
		else if(e.getSource().equals(itFColor)) colorF();
		else if(e.getSource().equals(itBColor)) colorB();
		else if(e.getSource().equals(itHuanh)) huanH();
		else if(e.getSource().equals(itEnd)) endF();
		else if(e.getSource().equals(itNew)) newF();
		else if(e.getSource().equals(itHelp)) {
			JOptionPane.showMessageDialog(this,"版权所有，翻版必究！\n所有 者：解海涛\n学  号：200607034219","版权信息",
					JOptionPane.WARNING_MESSAGE);
		}
		else if(e.getSource().equals(itTools)) {
			if(itTools.getLabel().equals(" √工具栏")){

				itTools.setLabel("   工具栏");
				panel.setVisible(false);
			}
			else {

				itTools.setLabel(" √工具栏");
				panel.setVisible(true);
			}
		}
		else if(e.getSource().equals(itFamats)) {
			if(itFamats.getLabel().equals(" √格式栏")){

				itFamats.setLabel("   格式栏");
				panel0.setVisible(false);
			}
			else {

				itFamats.setLabel(" √格式栏");
				panel0.setVisible(true);
			}
		};

	}

	public void endF(){
		if(!(t.getText().equals("文档已更改,注意保存!"))){
			System.exit(0);
		}
		else{

			int n=JOptionPane.showConfirmDialog(this,"文件已更改，是否保存？","确认对话框",JOptionPane.YES_NO_CANCEL_OPTION);
			if(n==JOptionPane.YES_OPTION) {
				save();
				System.exit(0);
			}
			else if(n==JOptionPane.NO_OPTION) {
				System.exit(0);
			}
			else if(n==JOptionPane.CANCEL_OPTION) {

			}
		}
	}

	public void lock(){
		long i=text.getText().length();
		String s=new String();
		for (int j=0;j<i;j++){
			s=s+(char)(text.getText().charAt(j)^'w');
		}
		text.setText(s);
		if(!(t.getText().equals("文档已更改,注意保存!"))&&text.getText()!=null){
			t.setText("文档已更改,注意保存!");
		}
	}

	public void fontT(){//字体
		fontText fonts=new fontText(this);
	}
	public void qingxie(){
		if(!(text.getFont().isItalic())&&!(text.getFont().isBold())){
			Font f=new Font(text.getFont().getName(),Font.ITALIC,text.getFont().getSize());
			text.setFont(f);
		}
		else if((text.getFont().isItalic())&&(text.getFont().isBold())){
			Font f=new Font(text.getFont().getName(),Font.BOLD,text.getFont().getSize());
			text.setFont(f);
		}
		else if(!(text.getFont().isItalic())&&(text.getFont().isBold())){
			Font f=new Font(text.getFont().getName(),Font.BOLD+Font.ITALIC,text.getFont().getSize());
			text.setFont(f);
		}
		else if((text.getFont().isItalic())&&!(text.getFont().isBold())){
			Font f=new Font(text.getFont().getName(),Font.PLAIN,text.getFont().getSize());
			text.setFont(f);
		}
	}

	public void jiacu(){
		if(!(text.getFont().isItalic())&&!(text.getFont().isBold())){
			Font f=new Font(text.getFont().getName(),Font.BOLD,text.getFont().getSize());
			text.setFont(f);
		}
		else if((text.getFont().isItalic())&&(text.getFont().isBold())){
			Font f=new Font(text.getFont().getName(),Font.ITALIC,text.getFont().getSize());
			text.setFont(f);
		}
		else if(!(text.getFont().isItalic())&&(text.getFont().isBold())){
			Font f=new Font(text.getFont().getName(),Font.PLAIN,text.getFont().getSize());
			text.setFont(f);
		}
		else if((text.getFont().isItalic())&&!(text.getFont().isBold())){
			Font f=new Font(text.getFont().getName(),Font.BOLD+Font.ITALIC,text.getFont().getSize());