FazBrowse GitHub Viewer | Trending | | Home

Tools: [Download Repo ZIP] [View Raw Code] [Original HTTPS Page]

JavaEvent/EventPractice.java at master · goder/JavaEvent · GitHub

Repository navigation

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96

97

98

99

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

/*

* 功能：事件监听事例：演示鼠标、鼠标移动、键盘按键、窗口事件监听，注册，结果

*/

package com.bj.event;

import java.awt.*;

import java.awt.event.KeyEvent;

import java.awt.event.KeyListener;

import java.awt.event.MouseEvent;

import java.awt.event.MouseListener;

import java.awt.event.MouseMotionListener;

import java.awt.event.WindowEvent;

import java.awt.event.WindowListener;

import javax.swing.*;

public class EventPractice extends JFrame {

//定义

MyPanels mp=null;

public static void main(String [] agrs){

EventPractice ep=new EventPractice();

}

//构造函数

public EventPractice(){

mp=new MyPanels();

this.add(mp);

this.addMouseListener(mp);

this.addKeyListener(mp);

this.addMouseMotionListener(mp);

this.addWindowListener(mp);

this.setSize(200,200);

this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

this.setVisible(true);

}

}

//让MyPanels知道鼠标消息，进行监听

//1、知道点击位置2、知道按键信息

//3、知道鼠标移动、拖拽 4、窗口操作

class MyPanels extends JPanel implements MouseListener,KeyListener,MouseMotionListener,WindowListener{

public void paint(Graphics g){

super.paint(g);

}

//鼠标点击

@Override

public void mouseClicked(MouseEvent e) {

// TODO Auto-generated method stub

System.out.println("鼠标点击：X="+e.getX()+" Y="+e.getY());

}

//鼠标按下

@Override

public void mousePressed(MouseEvent e) {

// TODO Auto-generated method stub

System.out.println("鼠标按下：");

}

//鼠标抬起

@Override

public void mouseReleased(MouseEvent e) {

// TODO Auto-generated method stub

System.out.println("鼠标抬起：");

}

//鼠标进入一个面板时

@Override

public void mouseEntered(MouseEvent e) {

// TODO Auto-generated method stub

System.out.println("鼠标进入面板：");

}

//鼠标退出

@Override

public void mouseExited(MouseEvent e) {

// TODO Auto-generated method stub

System.out.println("鼠标退出：");

}

//按键具体键（仅仅输入字符、数字例如w s p 会被调用，其他例如F1 Delete..不会触发方法）

@Override

public void keyTyped(KeyEvent e) {

// TODO Auto-generated method stub

System.out.println("按键具体键："+e.getKeyChar());

}

//按键按下

@Override

public void keyPressed(KeyEvent e) {

// TODO Auto-generated method stub

System.out.println("按键按下："+e.getKeyChar());

}

//按键抬起

@Override

public void keyReleased(KeyEvent e) {

// TODO Auto-generated method stub

System.out.println("按键抬起："+e.getKeyChar());

}

//鼠标拖拽

@Override

public void mouseDragged(MouseEvent e) {

// TODO Auto-generated method stub

System.out.println("鼠标拖拽");

}

//鼠标移动

@Override

public void mouseMoved(MouseEvent e) {

// TODO Auto-generated method stub

System.out.println("鼠标移动：X="+e.getX()+" Y="+e.getY());

}

//打开窗口

@Override

public void windowOpened(WindowEvent e) {

// TODO Auto-generated method stub

System.out.println("打开窗口");

}

//窗口正关闭

@Override

public void windowClosing(WindowEvent e) {

// TODO Auto-generated method stub

System.out.println("窗口正关闭");

}

//窗口关闭

@Override

public void windowClosed(WindowEvent e) {

// TODO Auto-generated method stub

System.out.println("窗口关闭");

}

@Override

public void windowIconified(WindowEvent e) {

// TODO Auto-generated method stub

}

@Override

public void windowDeiconified(WindowEvent e) {

// TODO Auto-generated method stub

}

@Override

public void windowActivated(WindowEvent e) {

// TODO Auto-generated method stub

}

@Override

public void windowDeactivated(WindowEvent e) {

// TODO Auto-generated method stub

}

}

Back | FazBrowse Home | New Git URL