小程序开发文档针对底部导航,滑块视图实现,以及调用豆瓣电影api等做个一个整理文档,供大家参考。
1、底部的tabBar
可设置的属性有color、selectedColor、borderStyle、backgroundColor、list至少2个,最多5个(其属性有pagePath、text、iconPath、selectedIconPath等)
"tabBar": {
"color":"#dddddd",
"selectedColor":"#3cc51f",
"borderStyle":"black",
"backgroundColor":"#2B2B2B",
"list": [
{
"pagePath": "pages/movie/movie",
"text": "影院热映",
"iconPath": "assets/img/dy-1.png",
"selectedIconPath": "assets/img/dy.png"
},
{
"pagePath": "pages/recommend/recommend",
"text": "电影推荐",
"iconPath": "assets/img/tj-1.png",
"selectedIconPath": "assets/img/tj.png"
},
{
"pagePath": "pages/search/search",
"text": "查询电影",
"iconPath": "assets/img/search-1.png",
"selectedIconPath": "assets/img/search.png"
}
]
},
2、 滑块视图容器 swiper
swiper
滑块视图容器。
| 属性名 | 类型 | 默认值 | 说明 | 最低版本 |
|---|---|---|---|---|
| indicator-dots | Boolean | false | 是否显示面板指示点 | |
| indicator-color | Color | rgba(0, 0, 0, .3) | 指示点颜色 | 1.1.0 |
| indicator-active-color | Color | #000000 | 当前选中的指示点颜色 | 1.1.0 |
| autoplay | Boolean | false | 是否自动切换 | |
| current | Number | 0 | 当前所在页面的 index | |
| interval | Number | 5000 | 自动切换时间间隔 | |
| duration | Number | 500 | 滑动动画时长 | |
| circular | Boolean | false | 是否采用衔接滑动 | |
| vertical | Boolean | false | 滑动方向是否为纵向 | |
| bindchange | EventHandle | current 改变时会触发 change 事件,event.detail = {current: current, source: source} |
从公共库v1.4.0开始, change 事件返回 detail 中包含一个 source 字段,表示导致变更的原因,可能值如下:
注意 :其中只可放置
swiper-item
仅可放置在
示例代码:
<swiper indicator-dots="{{indicatorDots}}"
autoplay="{{autoplay}}" interval="{{interval}}" duration="{{duration}}">
<block wx:for="{{imgUrls}}">
<swiper-item>
<image src="{{item}}" class="slide-image" width="355" height="150"/>
swiper-item>
block>
swiper>
<button bindtap="changeIndicatorDots"> indicator-dots button>
<button bindtap="changeAutoplay"> autoplay button>
<slider bindchange="intervalChange" show-value min="500" max="2000"/> interval
<slider bindchange="durationChange" show-value min="1000" max="10000"/> duration
Page({
data: {
imgUrls: [
'http://img02.tooopen.com/images/20150928/tooopen_sy_143912755726.jpg',
'http://img06.tooopen.com/images/20160818/tooopen_sy_175866434296.jpg',
'http://img06.tooopen.com/images/20160818/tooopen_sy_175833047715.jpg'
],
indicatorDots: false,
autoplay: false,
interval: 5000,
duration: 1000
},
changeIndicatorDots: function(e) {
this.setData({
indicatorDots: !this.data.indicatorDots
})
},
changeAutoplay: function(e) {
this.setData({
autoplay: !this.data.autoplay
})
},
intervalChange: function(e) {
this.setData({
interval: e.detail.value
})
},
durationChange: function(e) {
this.setData({
duration: e.detail.value
})
}
})
详情请查看:小程序滑块视图容器swiper
3、豆瓣API