运用Flash AS3代码制作一个迷你播放器

1. //申明变量
   
2. var zhantingtime:Number;
   
3. var zongchangdu:Number;
   
4. var bfb:Number=0;
   
5. var tdfw:Rectangle = new Rectangle(90,40,-90,0);
   
6. var file:FileReferenceList;
   
7. var _sound:Sound;
   
8. var shengyincongzhi:SoundChannel=new SoundChannel();
   
9. var dizhi:URLRequest;
   
10. var arr:Array=new Array();
    
11. var p:uint=0;
    
12. wjm_mc._txt.text="选择文件";
    
13. jindu_mc._txt.text="刘常";
    
14. //鼠标点击时暂停时声音暂停
    
15. zt_btn.addEventListener(MouseEvent.CLICK,zt);
    
16. function zt(event:MouseEvent):void {
    
17. zt_btn.visible=false;
    
18. bf_btn.visible=true;
    
19. zhantingtime=shengyincongzhi.position;
    
20. shengyincongzhi.stop();
    
21. }
    
22. //鼠标点击时播放时声音继续
    
23. bf_btn.addEventListener(MouseEvent.CLICK,bf);
    
24. function bf(event:MouseEvent):void {
    
25. zt_btn.visible=true;
    
26. bf_btn.visible=false;
    
27. shengyincongzhi=_sound.play(zhantingtime);
    
28. }
    
29. zt_btn.visible=true;
    
30. bf_btn.visible=false;
    
31. //浏览文件按钮
    
32. _btn.addEventListener(MouseEvent.CLICK,dj);
    
33. function dj(event:MouseEvent):void {
    
34. file = new FileReferenceList();
    
35. file.addEventListener(Event.SELECT,select);
    
36. file.browse([new FileFilter("mp3文件","*.mp3")]);
    
37. }
    
38. function select(e:Event):void {
    
39. shengyincongzhi.stop();
    
40. arr=new Array();
    
41. var f:FileReference;
    
42. for (var i:uint = 0; i < e.target.fileList.length; i++) {
    
43. f = FileReference(e.target.fileList);
    
44. arr.push(f);
    
45. }
    
46. dizhi=new URLRequest(arr[0].name);
    
47. _sound=new Sound();
    
48. _sound.load(dizhi);
    
49. shengyincongzhi=_sound.play();
    
50. stage.addEventListener(Event.ENTER_FRAME,gx);
    
51. }
    
52. 
    
53. //声音结束时重播
    
54. function chongbo(event:Event):void {
    
55. p++;
    
56. if (p==arr.length) {
    
57. p=0;
    
58. }
    
59. dizhi=new URLRequest(arr[p].name);
    
60. _sound=new Sound();
    
61. _sound.load(dizhi);
    
62. shengyincongzhi=_sound.play(0);
    
63. }
    
64. //上一首
    
65. sys_btn.addEventListener(MouseEvent.CLICK,sys);
    
66. function sys(event:Event):void {
    
67. xys_btn.addEventListener(MouseEvent.CLICK,xys);
    
68. shengyincongzhi.stop();
    
69. if (p>0) {
    
70. p--;
    
71. if (p==0) {
    
72. p=0;
    
73. sys_btn.removeEventListener(MouseEvent.CLICK,sys);
    
74. }
    
75. }
    
76. dizhi=new URLRequest(arr[p].name);
    
77. _sound=new Sound();
    
78. _sound.load(dizhi);
    
79. shengyincongzhi=_sound.play(0);
    
80. 
    
81. }
    
82. //下一首
    
83. xys_btn.addEventListener(MouseEvent.CLICK,xys);
    
84. function xys(event:Event):void {
    
85. sys_btn.addEventListener(MouseEvent.CLICK,sys);
    
86. shengyincongzhi.stop();
    
87. if (p<arr.length-1) {
    
88. p++;
    
89. i

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