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javascript实现可拖动变色并关闭层窗口实例

作者:佚名    责任编辑:admin    更新时间:2022-06-22

   本文实例讲述了javascript实现可拖动变色并关闭层窗口的方法。分享给大家供大家参考。具体分析如下:

  这是一款基于javascript+CSS实现层拖动的代码,不同的是它在拖动的时候窗口会变色,使操作体验更好一些,你可以运行代码查看效果。它还可以显示/隐藏或关闭打开的效果,没事的时候推敲一下

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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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 <html> <head> <title>拖动窗口</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <style type='text/css'> <!-- body{font-size:12px;} a:visited{text-decoration:none;color:slategray;} a:hover{text-decoration:underline;color:slategray;} a:link{text-decoration:none;color:slategray;} --> </style> <script language=JScript> <!-- var x0=0,y0=0,x1=0,y1=0; var offx=6,offy=6; var moveable=false; var hover='orange',normal='#336699';//color; var index=10000;//z-index; //开始拖动; function startDrag(obj) { if(event.button==1) { //锁定标题栏; obj.setCapture(); //定义对象; var win = obj.parentNode; var sha = win.nextSibling; //记录鼠标和层位置; x0 = event.clientX; y0 = event.clientY; x1 = parseInt(win.style.left); y1 = parseInt(win.style.top); //记录颜色; normal = obj.style.backgroundColor; //改变风格; obj.style.backgroundColor = hover; win.style.borderColor = hover; obj.nextSibling.style.color = hover; sha.style.left = x1 + offx; sha.style.top = y1 + offy; moveable = true; } } //拖动; function drag(obj) { if(moveable) { var win = obj.parentNode; var sha = win.nextSibling; win.style.left = x1 + event.clientX - x0; win.style.top = y1 + event.clientY - y0; sha.style.left = parseInt(win.style.left) + offx; sha.style.top = parseInt(win.style.top) + offy; } } //停止拖动; function stopDrag(obj) { if(moveable) { var win = obj.parentNode; var sha = win.nextSibling; var msg = obj.nextSibling; win.style.borderColor = normal; obj.style.backgroundColor = normal; msg.style.color = normal; sha.style.left = obj.parentNode.style.left; sha.style.top = obj.parentNode.style.top; obj.releaseCapture(); moveable = false; } } //获得焦点; function getFocus(obj) { if(obj.style.zIndex!=index) { index = index + 2; var idx = index; obj.style.zIndex=idx; obj.nextSibling.style.zIndex=idx-1; } } //最小化; function min(obj) { var win = obj.parentNode.parentNode; var sha = win.nextSibling; var tit = obj.parentNode; var msg = tit.nextSibling; var flg = msg.style.display=="none"; if(flg) { win.style.height = parseInt(msg.style.height) + parseInt(tit.style.height) + 2*2; sha.style.height = win.style.height; msg.style.display = "block"; obj.innerHTML = "0"; } else { win.style.height = parseInt(tit.style.height) + 2*2; sha.style.height = win.style.height; obj.innerHTML = "2"; msg.style.display = "none"; } } //创建一个对象; function xWin(id,w,h,l,t,tit,msg) { index = index+2; this.id = id; this.width = w; this.height = h; this.left = l; this.top = t;