本文实例为大家分享了vue实现移动端H5数字键盘组件的使用代码,供大家参考,具体内容如下
我们平时扫码付款的时候,经常会输入一些数字进行付款,仔细看了下键盘和系统的键盘有点不一样,于是今天买甘蔗的时候扫码付款就想了一下要怎么去实现一个。话不多说,直接上代码。
结果如下:
代码如下:
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< template > < div class = "keyboard-wrapper" > < input type = "text" v-model = "NUM" @ focus = "show = true" onfocus = "this.blur()" /> < div class = "keyboard" v-if = "show" > < div class = "num" > < table > < tr > < td @ click = "change(1)" :class = "[active === 1 ? 'active' : '']" @ touchstart = "msDown(1)" @ touchend = "msUp(1)" >1</ td > < td @ click = "change(2)" :class = "[active === 2 ? 'active' : '']" @ touchstart = "msDown(2)" @ touchend = "msUp(2)" >2</ td > < td @ click = "change(3)" :class = "[active === 3 ? 'active' : '']" @ touchstart = "msDown(3)" @ touchend = "msUp(3)" >3</ td > < td rowspan = "2" class = "del" @ click = "del" >×</ td > </ tr > < tr > < td @ click = "change(4)" :class = "[active === 4 ? 'active' : '']" @ touchstart = "msDown(4)" @ touchend = "msUp(4)" >4</ td > < td @ click = "change(5)" :class = "[active === 5 ? 'active' : '']" @ touchstart = "msDown(5)" @ touchend = "msUp(5)" >5</ td > < td @ click = "change(6)" :class = "[active === 6 ? 'active' : '']" @ touchstart = "msDown(6)" @ touchend = "msUp(6)" >6</ td > </ tr > < tr > < td @ click = "change(7)" :class = "[active === 7 ? 'active' : '']" @ touchstart = "msDown(7)" @ touchend = "msUp(7)" >7</ td > < td @ click = "change(8)" :class = "[active === 8 ? 'active' : '']" @ touchstart = "msDown(8)" @ touchend = "msUp(8)" >8</ td > < td @ click = "change(9)" :class = "[active === 9 ? 'active' : '']" @ touchstart = "msDown(9)" @ touchend = "msUp(9)" >9</ td > < td rowspan = "2" class = "comfirm" @ click = "comfirm" >确定</ td > </ tr > < tr > < td colspan = "2" @ click = "change(0)" :class = "[active === 0 ? 'active' : '']" @ touchstart = "msDown(0)" @ touchend = "msUp(0)" >0</ td > < td colspan = "1" @ click = "change('.')" :class = "[active === '.' ? 'active' : '']" @ touchstart = "msDown('.')" @ touchend = "msUp('.')" >.</ td > </ tr > </ table > </ div > </ div > </ div > </ template > < script > export default { name: 'App', data () { return { active: null, show: false, NUM: '', result: [] }; }, computed: { // 统计打中的地鼠数量 num: function () { return this.result.join(''); } }, created () { }, mounted () { }, methods: { msDown (v) { this.active = v; }, msUp (v) { this.active = ''; }, stopInput () { return false; }, change (val, $event) { if (this.result.length === 0 && val === '.') { return false; } else { this.result.push(val); this.NUM = this.result.join(''); } }, del () { this.result.pop(); this.NUM = this.result.join(''); this.$emit('del', this.NUM); }, comfirm () { this.$emit('comfirm', this.NUM); this.show = false; } } }; </ script > < style lang = "less" scoped> .keyboard-wrapper { user-select: none; input { width:100%; height:50px; font-size:25px; } .keyboard { position: fixed; bottom: 0; width: 100%; .num { table { width: 100%; border: 1px solid #ccc; border-collapse: collapse; background: #fff; td { height: 50px; vertical-align: middle; color: #333; font-size: 20px; border: 1px solid #ccc; text-align: center; } td.active{ background:#ccc; } .del { background: #eee; } .comfirm { font-size: 16px; width: 80px; background: #118eeb; color: #fff; } } } } } </ style > |
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:https://blog.csdn.net/CodingNoob/article/details/103450497