Java仿千千静听音乐播放器源代码(2)

}

}

}

}

}

g.setColor(new Color(255 - now, 255 - now, 255 - now));

g.drawLine(4, row, this.getSize().width - 4, row); if (!mouseOn) { }

g.drawLine(4, row, this.getSize().width - 4, row);

g.setColor(new Color(140 + now, 140 + now, 140 + now)); g.setColor(new Color(150 + now, 150 + now, 150 + now)); } else {

} else {

row++;

} else {

g.setColor(new Color(140, 140, 140));

g.drawLine(3, 2, this.getSize().width - 3, 2);

g.drawLine(3, this.getSize().height - 3, this.getSize().width - 3,

this.getSize().height - 3);

g.drawLine(2, 3, 2, this.getSize().height - 4);

g.drawLine(this.getSize().width - 2, 3, this.getSize().width - 2,

this.getSize().height - 4);

int height = this.getSize().height - 5; int row = 3;

while (row <= height) { }

int now = (row * 100) / height; if (now <= 35) { } row++;

g.setColor(new Color(210 - now, 210 - now, 210 - now)); g.drawLine(4, row, this.getSize().width - 4, row); g.setColor(new Color(110 + now, 110 + now, 110 + now)); g.drawLine(4, row, this.getSize().width - 4, row);

} else {

super.paintComponent(g);

public void paintComponent(Graphics g) { }

public void mouseClicked(MouseEvent e) { }

super.paintComponent(g);

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}

public void mouseReleased(MouseEvent e) { }

this.mouseDown = false; this.repaint();

public void mousePressed(MouseEvent e) { }

this.mouseDown = true; this.repaint();

public void mouseExited(MouseEvent e) { }

this.mouseOn = false;

this.setForeground(new Color(0, 70, 150)); this.repaint();

public void mouseEntered(MouseEvent e) { }

this.mouseOn = true;

this.setForeground(new Color(50, 130, 210)); this.repaint();

LPasswordField.java

package eb.cstop.swing;

import javax.swing.JPasswordField; import java.awt.event.FocusListener; import java.awt.event.FocusEvent; import java.awt.event.KeyListener; import java.awt.event.KeyEvent; import java.awt.Color;

import java.awt.event.MouseListener; import javax.swing.JPopupMenu; import javax.swing.JMenuItem; import java.awt.Font;

import java.awt.event.ActionListener; import java.awt.event.MouseEvent; import java.awt.event.ActionEvent;

public class LPasswordField extends JPasswordField implements ActionListener,

FocusListener, KeyListener, MouseListener { private JPopupMenu popup = new JPopupMenu();

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private JMenuItem paste = new JMenuItem(\粘贴 \); private JMenuItem selectAll = new JMenuItem(\全选 \); private JMenuItem delete = new JMenuItem(\删除 \); private Font font = new Font(\宋体\, 0, 12); /**

* 构造函数
*/

public LPasswordField() { this(\);

} /**

* 构造函数

* column - 占用列长度
*/

public LPasswordField(int column) { this(column, \); } /**

* 构造函数

* column - 占用列长度
* text - 初始本文 */

public LPasswordField(int column, String text) { this(text);

this.setColumns(column); } /**

* 构造函数
* text - 初始本文 */

public LPasswordField(String text) { this.setText(text);

this.addFocusListener(this); this.addKeyListener(this); this.addMouseListener(this); paste.setFont(font); selectAll.setFont(font); delete.setFont(font);

paste.addActionListener(this);

selectAll.addActionListener(this); - 8 -

}

delete.addActionListener(this); popup.add(paste); popup.add(delete); popup.addSeparator(); popup.add(selectAll);

this.setSelectionColor(new Color(0, 80, 140)); this.setSelectedTextColor(Color.white);

public void focusGained(FocusEvent e) { }

public void focusLost(FocusEvent e) { }

public void keyPressed(KeyEvent e) { }

public void keyReleased(KeyEvent e) { }

public void keyTyped(KeyEvent e) { }

public void actionPerformed(ActionEvent e) { }

public void mouseClicked(MouseEvent e) {

if (e.getButton() == MouseEvent.BUTTON3) {

this.requestFocus();

if (this.getPassword().length < 1) {

selectAll.setEnabled(false); delete.setEnabled(false);

Object source = e.getSource(); if (source == paste)

this.paste(); this.selectAll();

this.replaceSelection(\); else if (source == selectAll) else if (source == delete)

if (e.getKeyCode() == KeyEvent.VK_ENTER) { }

this.transferFocus(); this.selectAll();

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}

}

}

} else { }

popup.show(this, e.getX(), e.getY());

selectAll.setEnabled(true);

if (this.getSelectedText() != null)

delete.setEnabled(true); delete.setEnabled(false); else

public void mouseEntered(MouseEvent e) { }

public void mouseExited(MouseEvent e) { }

public void mousePressed(MouseEvent e) { }

public void mouseReleased(MouseEvent e) { }

LTextField.java

package eb.cstop.swing;

import javax.swing.JTextField; import java.awt.event.FocusListener; import java.awt.event.FocusEvent; import java.awt.event.KeyListener; import java.awt.event.KeyEvent; import java.awt.Color;

import javax.swing.JMenuItem; import javax.swing.JPopupMenu;

import java.awt.event.ActionListener; import java.awt.event.ActionEvent; import java.awt.event.MouseListener; import java.awt.event.MouseEvent; import java.awt.Font;

public class LTextField extends JTextField implements MouseListener,

FocusListener, KeyListener, ActionListener { private JPopupMenu popup = new JPopupMenu(); private JMenuItem copy = new JMenuItem(\复制 \);

- 10 -