Draggable 拖拽实例
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 | <! DOCTYPE html> < html > < head > < meta charset="utf-8"> < title >课程表拖拽</ title > < style type="text/css"> h1 { text-align: center; } .container { display: flex; } .left { background: #eee; height: 550px; width: 100px; } .left div{ margin: 10px; } .item { text-align: center; color: white; cursor: pointer; width: 80px; height: 30px; line-height: 30px; } .right { background: #eee; width: calc(100% - 100px); margin-left: 20px; padding: 10px; } .color1 { background: #BA55D3; } .color2 { background: #BC8F8F; } .color3 { background: #B8860B; } .color4 { background: #B22222; } .color5 { background: #B0E0E6; } .color6 { background: #ADFF2F; } .color7 { background: #9932CC; } .color8 { background: #DB7093; } .color9 { background: #87CEFA; } .color10 { background: #32CD32; } .color11 { background: #0000CD; } table { text-align: center; border-collapse: collapse; margin: 0 auto; border: 1px solid #696969; } table tr th { border: 1px solid #696969; padding: 15px; background: #DCDCDC; font-weight: bold; color: #000; } table td { border: 1px solid #696969; width: 100px; height: 50px; } .ths { border-top: 1px solid #eee; border-left: 1px solid #eee; background: none; } .drop-over { background: #696969; } </ style > </ head > < body > < h1 >课程表拖拽</ h1 > < div class="container"> < div class="left" data-drop="move"> < div draggable="true" data-effect="copy" class="color1 item">语文</ div > < div draggable="true" data-effect="copy" class="color2 item">数学</ div > < div draggable="true" data-effect="copy" class="color3 item">英语</ div > < div draggable="true" data-effect="copy" class="color4 item">物理</ div > < div draggable="true" data-effect="copy" class="color5 item">化学</ div > < div draggable="true" data-effect="copy" class="color6 item">生物</ div > < div draggable="true" data-effect="copy" class="color7 item">政治</ div > < div draggable="true" data-effect="copy" class="color8 item">历史</ div > < div draggable="true" data-effect="copy" class="color9 item">地理</ div > < div draggable="true" data-effect="copy" class="color10 item">音乐</ div > < div draggable="true" data-effect="copy" class="color11 item">体育</ div > </ div > < div class="right"> < table border="1"> < tr > < th class="ths"></ th > < th >星期一</ th > < th >星期二</ th > < th >星期三</ th > < th >星期四</ th > < th >星期五</ th > < th >星期六</ th > < th >星期日</ th > </ tr > < tr align="center" valign="middle"> < td rowspan="4" style="background: #DCDCDC;"> 上 < br > < br > 午 </ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > </ tr > < tr align="center" valign="middle"> < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > </ tr > < tr align="center" valign="middle"> < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > </ tr > < tr align="center" valign="middle"> < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > </ tr > < tr align="center" valign="middle"> < td style="border-left: 1px solid #eee;border-right: 1px solid #eee;" colspan="8"> 午休 </ td > </ tr > < tr align="center" valign="middle"> < td rowspan="4" style="background: #DCDCDC;"> 下 < br > < br > 午 </ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > </ tr > < tr align="center" valign="middle"> < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > </ tr > < tr align="center" valign="middle"> < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > </ tr > < tr align="center" valign="middle"> < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > < td data-drop="copy"></ td > </ tr > </ table > </ div > </ div > </ body > < script src="js/project.js"></ script > </ html > |
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 | const container = document.querySelector( ".container" ); let source; container.ondragstart = (e) => { e.dataTransfer.effectAllowed = e.target.dataset.effect; source = e.target; } function clearStyles() { document.querySelectorAll( '.drop-over' ).forEach((node) => { node.classList.remove( 'drop-over' ); }) } function getDropNode(node) { while (node) { if (node.dataset && node.dataset.drop) { return node; } node = node.parentNode; } } container.ondragover = (e) => { e.preventDefault(); // console.log("over",e.target); } container.ondragenter = (e) => { clearStyles(); const dropNode = getDropNode(e.target); if (!dropNode) { return ; } if (source.dataset.effect === dropNode.dataset.drop) { dropNode.classList.add( "drop-over" ); } } container.ondrop = (e) => { // console.log("drop",e.target); const dropNode = getDropNode(e.target); if (!dropNode) { return ; } if (source.dataset.effect !== dropNode.dataset.drop) { return ; } clearStyles(); if (dropNode.dataset.drop === 'copy' ) { const cloned = source.cloneNode( true ); cloned.dataset.effect = 'move' ; dropNode.innerHTML = '' ; dropNode.appendChild(cloned); } else { source.remove(); } } |
本文来自博客园,作者:小珍珠在河里敲代码,转载请注明原文链接:https://www.cnblogs.com/Jansens520/p/18123871
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