Vue实现web分页组件详解

var that = this
that.init()
}
},
methods: {
// 跳转到某页码
next (num) {
var that = this
if (num <= 1) that.currentPage = 1;
else if (num >= that.totalPageCount) that.currentPage = that.totalPageCount;
else that.currentPage = num;
},
// 初始化数据
fetchData () {
var that = this

that.pagingList = [];
var tmp = null;

if ((that.totalPageCount) > 6) {
if (((that.totalPageCount-1) == (that.totalPageCount - that.currentPage)) && (that.totalPageCount - that.currentPage) > 5) {
for (var i=1;i<7;i++) {
if (i < that.signIndex) {
tmp = {key:i, value:i }
} else if (i== that.signIndex) {
tmp = {key:that.sign, value:0 }
} else if (i == (that.signIndex + 1) ) {
tmp = {key:that.totalPageCount - 1, value:that.totalPageCount - 1 }
} else {
tmp = {key:that.totalPageCount, value:that.totalPageCount }
}
that.pagingList.push(tmp)
}
} else if (((that.totalPageCount - that.currentPage) <= that.signIndex)){
var starNum = that.totalPageCount - 5;
for (var i=starNum;i<starNum+6;i++) {
tmp = {key:i, value:i }
that.pagingList.push(tmp)
}
} else {
var starNum = that.currentPage - 1;
for (var i=1;i<7;i++) {
if (i < that.signIndex) {
tmp = {key:(starNum - 1) + i, value:(starNum - 1) + i }
} else if (i== that.signIndex) {
tmp = {key:that.sign, value:0 }
} else if (i == (that.signIndex + 1) ) {
tmp = {key:that.totalPageCount - 1, value:that.totalPageCount - 1 }
} else {
tmp = {key:that.totalPageCount, value:that.totalPageCount }
}
that.pagingList.push(tmp)
}
}
} else {
for (var i =0; i <that.totalPageCount; i++) {
tmp = {key:i+1, value:i+1 }
that.pagingList.push(tmp)
}
}
},
init () {
var that = this

that.fetchData()
}
},
mounted () {
var that = this

that.init()
}
})
</script>
</body>
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