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@@ -23,19 +23,32 @@ Page({ |
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send: 0,
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it_tue: false,
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newindex: '',
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top_true: true
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top_true: true,
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scrollH: '', //滚动高度
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windowH:'',//屏幕高度
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},
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onShow: function () {
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},
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onLoad: function (options) {
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// console.log(options);
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this.setData({
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id: options.id || '',
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})
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this.getLeftCates()
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wx.getSystemInfo({
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success: (result) => {
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console.log(result,'屏幕样式')
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this.setData({
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windowH:result.windowHeight
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})
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},
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})
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},
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onPageScroll: function (e) { // 获取滚动条当前位置
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console.log(e, '滚动条高度')
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},
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getLeftCates() { // 左分类数据
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let that = this;
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@@ -49,13 +62,12 @@ Page({ |
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that.setData({
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leftCates: res.data.data,
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})
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// console.log(res.data.data);
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that.data.leftCates.forEach((value, indexone) => {
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if (value.id == that.data.id) {
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that.setData({
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cateList2: value.cate2,
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currentIndex: indexone,
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newindex: indexone + 1
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newindex: indexone + 1,
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})
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}
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})
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@@ -64,7 +76,7 @@ Page({ |
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that.setData({
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cateList2: res.data.data[0].cate2,
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id: res.data.data[0].id,
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newindex: 1
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newindex: 1,
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})
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// console.log(that.data.id, "id22222");
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}
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@@ -117,62 +129,71 @@ Page({ |
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url: '/pages/cate3List/cate3List?id=' + id
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})
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},
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watchScr(e) {
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// console.log(e.detail,'监听滚动')
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this.setData({
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scrollH: e.detail.scrollHeight,
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})
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},
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lower(e) {
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// console.log(e);
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let that = this
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let leftCates = that.data.leftCates
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let indexnum = Number(that.data.leftCates.length)
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let id = that.data.id
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let send = ''
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// console.log(id);
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leftCates.forEach((item, index) => {
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if (item.id == id) {
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// console.log(index);
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send = index + 1
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// console.log(e,'向下');
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if (that.data.scrollH > that.data.windowH + 100 ) {
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let leftCates = that.data.leftCates
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let indexnum = Number(that.data.leftCates.length)
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let id = that.data.id
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let send = ''
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// console.log(id,'id');
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// console.log(indexnum,'左侧length')
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leftCates.forEach((item, index) => {
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if (item.id == id) {
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// console.log(index);
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send = index + 1
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}
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})
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// console.log(send);
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if (send != indexnum) {
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let idt = leftCates[send].id
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that.setData({
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id: idt,
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it_tue: false,
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})
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that.getLeftCates()
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} else {
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that.setData({
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id,
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it_tue: true,
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})
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}
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})
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// console.log(send);
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if (send != indexnum) {
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}
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},
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upper(e) {
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let that = this
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// console.log(e, '向上',);
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console.log(that.data.scrollH,that.data.windowH+100,'比较')
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if (that.data.scrollH > that.data.windowH + 100 ) {
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let leftCates = that.data.leftCates
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let id = that.data.id
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let send = ''
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// console.log(id,'id');
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leftCates.forEach((item, index) => {
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if (item.id == id) {
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if (index != 0) {
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send = index - 1
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} else {
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send = index
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}
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}
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})
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// console.log(send);
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let idt = leftCates[send].id
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// console.log(idt);
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that.setData({
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id: idt,
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it_tue: false
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})
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that.getLeftCates()
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} else {
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that.setData({
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id,
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it_tue: true
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})
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}
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},
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upper(e) {
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// console.log(e);
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let that = this
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let leftCates = that.data.leftCates
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let id = that.data.id
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let send = ''
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// console.log(id);
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leftCates.forEach((item, index) => {
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if (item.id == id) {
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if (index != 0) {
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send = index - 1
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} else {
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send = index
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}
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}
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})
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// console.log(send);
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let idt = leftCates[send].id
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// console.log(idt);
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that.setData({
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id: idt,
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})
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that.getLeftCates()
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},
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}) |
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\ No newline at end of file |
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