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html切换城市页面,微信小程序实现城市选择和城市切换

var

city =

require

(

'../../utils/city.js'

);

var

app = getApp()

Page({

data: {

searchLetter: [],

showLetter:

""

,

winHeight:

0

,

// tHeight: 0,

// bHeight: 0,

cityList: [],

isShowLetter:

false

,

scrollTop:

0

,

//置顶高度

scrollTopId:

''

,

//置顶id

city:

"上海市"

,

hotcityList: [{ cityCode:

110000

, city:

'北京市'

}, { cityCode:

310000

, city:

'上海市'

}, { cityCode:

440100

, city:

'广州市'

}, { cityCode:

440300

, city:

'深圳市'

}, { cityCode:

330100

, city:

'杭州市'

}, { cityCode:

320100

, city:

'南京市'

}, { cityCode:

420100

, city:

'武汉市'

}, { cityCode:

410100

, city:

'郑州市'

}, { cityCode:

120000

, city:

'天津市'

}, { cityCode:

610100

, city:

'西安市'

}, { cityCode:

510100

, city:

'成都市'

}, { cityCode:

500000

, city:

'重庆市'

}]

},

onLoad:

function

()

{

// 生命周期函数--监听页面加载

var

searchLetter = city.searchLetter;

var

cityList = city.cityList();

var

sysInfo = wx.getSystemInfoSync();

var

winHeight = sysInfo.windowHeight;

var

itemH = winHeight / searchLetter.length;

var

tempObj = [];

for

(

var

i =

0

; i 

var

temp = {};

temp.name = searchLetter[i];

temp.tHeight = i * itemH;

temp.bHeight = (i +

1

) * itemH;

tempObj.push(temp)

}

this

.setData({

winHeight: winHeight,

itemH: itemH,

searchLetter: tempObj,

cityList: cityList

})

},

onReady:

function

()

{

// 生命周期函数--监听页面初次渲染完成

},

onShow:

function

()

{

// 生命周期函数--监听页面显示

},

onHide:

function

()

{

// 生命周期函数--监听页面隐藏

},

onUnload:

function

()

{

// 生命周期函数--监听页面卸载

},

onPullDownRefresh:

function

()

{

// 页面相关事件处理函数--监听用户下拉动作

},

onReachBottom:

function

()

{

// 页面上拉触底事件的处理函数

},

clickLetter:

function

(e)

{

console.log(e.currentTarget.dataset.letter)

var

showLetter = e.currentTarget.dataset.letter;

this

.setData({

showLetter: showLetter,

isShowLetter:

true

,

scrollTopId: showLetter,

})

var

that =

this

;

setTimeout(

function

()

{

that.setData({

isShowLetter:

false

})

},

1000

)

},

//选择城市

bindCity:

function

(e)

{

console.log(

"bindCity"

)

this

.setData({ city: e.currentTarget.dataset.city })

},

//选择热门城市

bindHotCity:

function

(e)

{

console.log(

"bindHotCity"

)

this

.setData({

city: e.currentTarget.dataset.city

})

},

//点击热门城市回到顶部

hotCity:

function

()

{

this

.setData({

scrollTop:

0

,

})

}

})

demo下载

.....

本文标签: html切换城市页面 微信小程序实现城市选择和城市切换