05151858102.java

java记事本

		jTextField_grapheme.setEnabled(false);
		jTextField_grapheme.setDisabledTextColor(Color.BLACK);
		jTextField_fontsize.setEnabled(false);
		jTextField_fontsize.setDisabledTextColor(Color.BLACK);
		jTextField_font.setBounds(new Rectangle(8, 35, 148, 20));
		jTextField_grapheme.setBounds(new Rectangle(161, 35, 109, 20));
		jTextField_fontsize.setBounds(new Rectangle(276, 35, 66, 20));
		scrollPane1.setBounds(new Rectangle(8, 56, 148, 120));
		scrollPane2.setBounds(new Rectangle(161, 56, 109, 120));
		scrollPane3.setBounds(new Rectangle(276, 56, 66, 120));
		jButton1.setBounds(new Rectangle(350, 38, 72, 26));
		jButton2.setBounds(new Rectangle(350, 83, 72, 26));
		jTextField_preview.setBounds(new Rectangle(10, 185, 400, 75));
		jLabel_charset.setBounds(new Rectangle(70, 268, 65, 23));
		jComboBox1.setBounds(new Rectangle(140, 268, 181, 22));
		contentPane.add(jLabel_ziti);
		contentPane.add(jLabel_daxiao);
		contentPane.add(jLabel_zixing);
		contentPane.add(jTextField_font);
		contentPane.add(jTextField_grapheme);
		contentPane.add(jTextField_fontsize);
		contentPane.add(scrollPane1);
		contentPane.add(scrollPane2);
		contentPane.add(scrollPane3);
		contentPane.add(jButton1);
		contentPane.add(jButton2);
		contentPane.add(jTextField_preview);
		jComboBox1.addItem("CHINESE_GB2312");
		contentPane.add(jLabel_charset);
		contentPane.add(jComboBox1);
		jButton1.addActionListener(this);
		jButton2.addActionListener(this);
		// Button1Listener fok=new Button1Listener();
		// jButton1.addActionListener(fok);
		// Button2Listener fon=new Button2Listener();
		// jButton2.addActionListener(fon);
		MouseListener mouseListener1 = new MouseAdapter()
		{
			public void mouseClicked(MouseEvent e)
			{
				if (e.getClickCount() == 1)
				{
					index = jList1.locationToIndex(e.getPoint());
					jList1.setSelectedIndex(index);
					if (index == 8 || index >= 11)
					{
						jTextField_preview.setText("预览中文字体");
					}
					else
					{
						jTextField_preview.setText("Preview Font");
					}
					jTextField_font.setText(jList1.getSelectedValue().toString());
					ziti = jTextField_font.getText();
					jTextField_preview.setFont(new Font(ziti, zixing, daxiao));
				}
			}
		};
		MouseListener mouseListener2 = new MouseAdapter()
		{
			public void mouseClicked(MouseEvent e)
			{
				if (e.getClickCount() == 1)
				{
					index = jList2.locationToIndex(e.getPoint());
					jList2.setSelectedIndex(index);
					String zip = jList2.getSelectedValue().toString();
					jTextField_grapheme.setText(zip);
					if (zip.compareTo("常规") == 0)
					{
						zixing = Font.PLAIN;
					}
					else if (zip.compareTo("斜体") == 0)
					{
						zixing = Font.ITALIC;
					}
					else if (zip.compareTo("粗体") == 0)
					{
						zixing = Font.BOLD;
					}
					else if (zip.compareTo("粗斜体") == 0)
					{
						// zixing=Font.ITALIC.deriveFont(Font.BOLD,12);
					}
					jTextField_preview.setFont(new Font(ziti, zixing, daxiao));
				}
			}
		};
		MouseListener mouseListener3 = new MouseAdapter()
		{
			public void mouseClicked(MouseEvent e)
			{
				if (e.getClickCount() == 1)
				{
					index = jList3.locationToIndex(e.getPoint());
					jList3.setSelectedIndex(index);
					jTextField_fontsize.setText(jList3.getSelectedValue().toString());
					daxiao = Integer.parseInt(jTextField_fontsize.getText());
					jTextField_preview.setFont(new Font(ziti, zixing, daxiao));
				}
			}
		};
		jList1.addMouseListener(mouseListener1);
		jList2.addMouseListener(mouseListener2);
		jList3.addMouseListener(mouseListener3);
		jList1.addKeyListener(this);
		jList2.addKeyListener(this);
		jList3.addKeyListener(this);
		add(contentPane);
		jButton1.addKeyListener(this);
		jButton2.addKeyListener(this);
		contentPane.addKeyListener(this);// 注册整个窗体
		// pack();
	}

	public void keyTyped(KeyEvent e)
	{// 键入某个键时调用此方法。
	}

	public void keyReleased(KeyEvent e)
	{// 释放某个键时调用此方法。
		// 以下代码放在keyPressed()中时会慢了,即实现过程不同步
		index = jList1.getSelectedIndex();
		if (index == 8 || index >= 11)
		{
			jTextField_preview.setText("预览中文字体");
		}
		else
		{
			jTextField_preview.setText("Preview Font");
		}
		jTextField_font.setText(jList1.getSelectedValue().toString());
		ziti = jTextField_font.getText();
		String zip = jList2.getSelectedValue().toString();
		jTextField_grapheme.setText(zip);
		if (zip.compareTo("常规") == 0)
		{
			zixing = Font.PLAIN;
		}
		else if (zip.compareTo("斜体") == 0)
		{
			zixing = Font.ITALIC;
		}
		else if (zip.compareTo("粗体") == 0)
		{
			zixing = Font.BOLD;
		}
		else if (zip.compareTo("粗斜体") == 0)
		{ // 未实现
			// zixing=Font.ITALIC.deriveFont(Font.BOLD,12);
		}
		jTextField_fontsize.setText(jList3.getSelectedValue().toString());
		daxiao = Integer.parseInt(jTextField_fontsize.getText());
		jTextField_preview.setFont(new Font(ziti, zixing, daxiao));
		if ((e.getKeyCode() == 10 && e.getSource() == jButton2) || e.getKeyCode() == 27)
		{// 在"取消"按钮下按"Enter"键,或按"Esc"键
			jButton2.doClick();
		}
		else if (e.getKeyCode() == 10)
		{
			jButton1.doClick();
		}
	}

	public void keyPressed(KeyEvent e)
	{// 按下某个键时调用此方法
	}

	void sfont()
	{
		textarea.setDragEnabled(true);
		textarea.setFont(new Font(ziti, zixing, daxiao));
	}

	public void actionPerformed(ActionEvent e)
	{
		if (e.getSource() == jButton1)
		{
			sfont();
		}
		else if (e.getSource() == jButton2)
		{
			setVisible(false);
		}
	}

	public void processWindowEvent(WindowEvent e)
	{
		super.processWindowEvent(e);
		if (e.getID() == WindowEvent.WINDOW_CLOSED)
		{
			System.exit(0);
		}
	}
	// public void itemStateChanged(ItemEvent e){
	// if(e.getSource()==jList1 || e.getSource()==jList2 ||e.getSource()==jList3){
	// jTextField_preview.setFont(new Font(ziti, zixing, daxiao));
	// }
	// }
	// class Button1Listener implements ActionListener {
	// public void actionPerformed(ActionEvent e){
	// sfont();
	// }
	// }
	// class Button2Listener implements ActionListener {
	// public void actionPerformed(ActionEvent e){
	// hide();
	// }
	// }
}

// **************************************************************************
// 查找类
class FindJDialog extends JDialog implements ActionListener, KeyListener
{
	private final static long serialVersionUID = 1L;
	JTextArea textarea;
	JButton jButton1 = new JButton();
	JButton jButton2 = new JButton();
	boolean check = false;// 是否区分大小写,false为否
	JLabel jLabel1 = new JLabel();
	JTextField jTextField1 = new JTextField();
	JCheckBox jCheckBox1 = new JCheckBox("区分大小写(C)", false);
	JRadioButton[] teams = new JRadioButton[2];
	ButtonGroup jj = new ButtonGroup();
	String findstr = "";

	public FindJDialog(final JTextArea textarea, JFrame mainDialog)
	{
		super(mainDialog, "查找", false);
		this.textarea = textarea;
		try
		{
			findstr = textarea.getText();
			Init();
		}
		catch (Exception e)
		{
			e.printStackTrace();
		}
	}

	public void Init() throws Exception
	{
		this.getContentPane().setLayout(null);
		this.setBounds(320, 240, 405, 120);
		// this.setTitle("查找");
		// this.setModal(true);//此设置将使窗口不能与主窗口并行
		jButton1.setText("查找下一个(F)");
		jButton1.setBounds(new Rectangle(273, 12, 114, 20));
		jButton1.addActionListener(this);
		jButton1.setEnabled(false);
		// 查找下一个 ---加ALL+F组合键
		jButton1.setMnemonic(KeyEvent.VK_F);
		jButton2.setText("取消");
		jButton2.setBounds(new Rectangle(273, 40, 114, 20));
		jButton2.addActionListener(this);
		jLabel1.setText("查找内容:");
		jLabel1.setBounds(new Rectangle(7, 12, 72, 20));
		jTextField1.setBounds(new Rectangle(78, 12, 182, 20));
		jTextField1.addActionListener(this);
		jTextField1.addKeyListener(this);
		jCheckBox1.setBounds(new Rectangle(7, 40, 115, 25));
		jCheckBox1.addActionListener(this);
		// 区分大小写 ---加ALL+C组合键
		jCheckBox1.setMnemonic(KeyEvent.VK_C);
		teams[0] = new JRadioButton("向上(U)", false);
		teams[0].setBounds(new Rectangle(122, 40, 70, 25));
		teams[0].addActionListener(this);
		// 向上查询 ---加ALL+U组合键
		teams[0].setMnemonic(KeyEvent.VK_U);
		teams[1] = new JRadioButton("向下(D)", true);
		teams[1].setBounds(new Rectangle(192, 40, 70, 25));
		teams[1].addActionListener(this);
		// 向下查询 ---加ALL+D组合键
		teams[1].setMnemonic(KeyEvent.VK_D);
		jj.add(teams[0]);
		jj.add(teams[1]);
		this.getContentPane().add(jButton1, null);
		this.getContentPane().add(jButton2, null);
		this.getContentPane().add(jLabel1, null);
		this.getContentPane().add(jTextField1, null);
		this.getContentPane().add(jCheckBox1, null);
		this.getContentPane().add(teams[0], null);
		this.getContentPane().add(teams[1], null);
		jButton1.addKeyListener(this);
		jButton2.addKeyListener(this);
		jTextField1.addKeyListener(this);
		jCheckBox1.addKeyListener(this);
		teams[0].addKeyListener(this);
		teams[1].addKeyListener(this);
		this.addKeyListener(this);
		setResizable(false);
	}

	public void actionPerformed(ActionEvent e)
	{
		if (e.getSource() == jTextField1)
		{
			if (!jTextField1.getText().equals(""))
			{
				jButton1.setEnabled(true);
			}
			else
			{
				jButton1.setEnabled(false);
			}
		}
		else if (e.getSource() == jButton1)
		{
			find();
		}
		else if (e.getSource() == jButton2)
		{
			setVisible(false);
		}
		else if (e.getSource() == jCheckBox1)
		{
			check = !check;
			JavaNotepad.findnextboolean = check;// 传给主界面
			if (!check)
			{// 不区分大小写
				findstr = findstr.toLowerCase();
			}
			else
			{// 区分大小写
				// 重新获取,以防上面已转换成小写的
				findstr = textarea.getText();
			}
		}
	}

	public void processWindowEvent(WindowEvent e)
	{
		super.processWindowEvent(e);
		if (e.getID() == WindowEvent.WINDOW_CLOSED)
		{
			System.exit(0);
		}
	}

	public void find()
	{
		// 初始不区分大小写时要用到下面的判断语句
		// //////////////////////////////////////
		// 一开始时没有转换是否区分大小写
		if (!check)
		{// 不区分大小写
			findstr = findstr.toLowerCase();
		}
		else
		{// 区分大小写
			// 重新获取,以防上面已转换成小写的
			findstr = textarea.getText();
		}
		// //////////////////////////////////////
		String text1 = jTextField1.getText();// 要查找的内容
		JavaNotepad.findnextstr = text1;// 传给主界面
		if (!check)
		{// 不区分大小写
			text1 = text1.toLowerCase();// 转换成小写
		}
		int index, i = textarea.getSelectionStart(), t = textarea.getSelectionEnd();
		if (teams[0].isSelected())
		{
			JavaNotepad.findnextupdown = "up";// 向上查找--传给主界面
			String ftp = findstr.substring(0, i);
			index = ftp.lastIndexOf(text1);
			if (index != -1)
			{
				i = index - 1;
				textarea.select(index, index + text1.length());
			}
			else
			{
				JOptionPane.showMessageDialog(this, "找不到 " + jTextField1.getText(), "提示",
					JOptionPane.INFORMATION_MESSAGE);
			}
		}
		else
		{
			JavaNotepad.findnextupdown = "down";// 向下查找--传给主界面
			index = findstr.indexOf(text1, t);
			if (index != -1)
			{
				t = index + text1.length();
				textarea.select(index, index + text1.length());
			}
			else
			{
				JOptionPane.showMessageDialog(this, "找不到 " + jTextField1.getText(), "提示",
					JOptionPane.INFORMATION_MESSAGE);
			}
		}
		this.repaint();
	}

	public void keyTyped(KeyEvent e)
	{// 键入某个键时调用此方法。
	}

	public void keyReleased(KeyEvent e)
	{// 释放某个键时调用此方法。
		if (e.getSource() == jTextField1)
		{
			if (!jTextField1.getText().equals(""))
			{
				jButton1.setEnabled(true);