[new feature] add slider component (#453)

dist/actionsheet/index.js

@@ -1,4 +1,8 @@
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   properties: {
     show: Boolean,
     title: String,

dist/badge-group/index.js

@@ -1,6 +1,10 @@
 const BADGE_PATH = '../badge/index';
 
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: ['custom-class'],
 
   relations: {

dist/badge/index.js

@@ -1,6 +1,10 @@
 const BADGE_GROUP_PATH = '../badge-group/index';
 
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: ['custom-class'],
 
   relations: {

dist/behaviors/button.js

@@ -0,0 +1,57 @@
+module.exports = Behavior({
+  properties: {
+    loading: Boolean,
+    // 在自定义组件中，无法与外界的 form 组件联动，暂时不开放
+    // formType: String,
+    openType: String,
+    appParameter: String,
+    // 暂时不开放，直接传入无法设置样式
+    // hoverClass: {
+    //   type: String,
+    //   value: 'button-hover'
+    // },
+    hoverStopPropagation: Boolean,
+    hoverStartTime: {
+      type: Number,
+      value: 20
+    },
+    hoverStayTime: {
+      type: Number,
+      value: 70
+    },
+    lang: {
+      type: String,
+      value: 'en'
+    },
+    sessionFrom: {
+      type: String,
+      value: ''
+    },
+    sendMessageTitle: String,
+    sendMessagePath: String,
+    sendMessageImg: String,
+    showMessageCard: String
+  },
+
+  methods: {
+    bindgetuserinfo(event = {}) {
+      this.triggerEvent('getuserinfo', event.detail || {});
+    },
+
+    bindcontact(event = {}) {
+      this.triggerEvent('contact', event.detail || {});
+    },
+
+    bindgetphonenumber(event = {}) {
+      this.triggerEvent('getphonenumber', event.detail || {});
+    },
+
+    bindopensetting(event = {}) {
+      this.triggerEvent('opensetting', event.detail || {});
+    },
+
+    binderror(event = {}) {
+      this.triggerEvent('error', event.detail || {});
+    }
+  }
+});

dist/behaviors/touch.js

@@ -0,0 +1,22 @@
+module.exports = Behavior({
+  methods: {
+    touchStart(event) {
+      this.direction = '';
+      this.deltaX = 0;
+      this.deltaY = 0;
+      this.offsetX = 0;
+      this.offsetY = 0;
+      this.startX = event.touches[0].clientX;
+      this.startY = event.touches[0].clientY;
+    },
+
+    touchMove(event) {
+      const touch = event.touches[0];
+      this.deltaX = touch.clientX - this.startX;
+      this.deltaY = touch.clientY - this.startY;
+      this.offsetX = Math.abs(this.deltaX);
+      this.offsetY = Math.abs(this.deltaY);
+      this.direction = this.offsetX > this.offsetY ? 'horizontal' : this.offsetX < this.offsetY ? 'vertical' : '';
+    }
+  }
+});

dist/button/index.js

@@ -1,4 +1,4 @@
-const nativeBehaviors = require('./behaviors');
+const buttonBehaviors = require('../behaviors/button');
 const classnames = require('../common/classnames');
 
 const observer = function() {
@@ -6,9 +6,13 @@ const observer = function() {
 };
 
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: ['custom-class', 'loading-class'],
 
-  behaviors: [nativeBehaviors],
+  behaviors: [buttonBehaviors],
 
   properties: {
     type: {

dist/card/index.js

@@ -1,6 +1,7 @@
 Component({
   options: {
-    multipleSlots: true
+    multipleSlots: true,
+    addGlobalClass: true
   },
 
   externalClasses: [

dist/cell-group/index.js

@@ -1,4 +1,8 @@
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: ['custom-class'],
 
   properties: {

dist/cell/index.js

@@ -9,7 +9,8 @@ Component({
   ],
 
   options: {
-    multipleSlots: true
+    multipleSlots: true,
+    addGlobalClass: true
   },
 
   properties: {

dist/col/index.js

@@ -1,6 +1,10 @@
 const ROW_PATH = '../row/index';
 
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: ['custom-class'],
 
   relations: {

dist/field/index.js

@@ -6,7 +6,8 @@ Component({
   ],
 
   options: {
-    multipleSlots: true
+    multipleSlots: true,
+    addGlobalClass: true
   },
 
   properties: {

dist/icon/index.js

@@ -1,4 +1,8 @@
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: ['custom-class'],
 
   properties: {

dist/loading/index.js

@@ -1,4 +1,8 @@
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: ['custom-class'],
 
   properties: {

dist/nav-bar/index.js

@@ -5,7 +5,8 @@ Component({
   ],
 
   options: {
-    multipleSlots: true
+    multipleSlots: true,
+    addGlobalClass: true
   },
 
   properties: {

dist/notice-bar/index.js

@@ -3,6 +3,10 @@ const FONT_COLOR = '#f60';
 const BG_COLOR = '#fff7cc';
 
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: ['custom-class'],
 
   properties: {

dist/notify/index.js

@@ -1,4 +1,10 @@
+import Notify from './notify';
+
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   properties: {
     text: String,
     color: {
@@ -40,28 +46,4 @@ Component({
   }
 });
 
-const defaultOptions = {
-  selector: '#van-notify',
-  duration: 3000
-};
-
-export default function Notify(options = {}) {
-  const pages = getCurrentPages();
-  const ctx = pages[pages.length - 1];
-
-  options = Object.assign({}, defaultOptions, parseParam(options));
-
-  const el = ctx.selectComponent(options.selector);
-  delete options.selector;
-
-  if (el) {
-    el.setData({
-      ...options
-    });
-    el.show();
-  }
-}
-
-function parseParam(params = '') {
-  return typeof params === 'object' ? params : { text: params };
-}
+export default Notify;

dist/overlay/index.js

@@ -1,4 +1,8 @@
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   properties: {
     show: Boolean,
     mask: Boolean,

dist/panel/index.js

@@ -5,7 +5,8 @@ Component({
   ],
 
   options: {
-    multipleSlots: true
+    multipleSlots: true,
+    addGlobalClass: true
   },
 
   properties: {

dist/popup/index.js

@@ -1,4 +1,8 @@
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: [
     'custom-class',
     'overlay-class'

dist/row/index.js

@@ -1,6 +1,10 @@
 const COL_PATH = '../col/index';
 
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: ['custom-class'],
 
   relations: {

dist/search/index.js

@@ -2,7 +2,8 @@ Component({
   externalClasses: ['custom-class', 'cancel-class'],
 
   options: {
-    multipleSlots: true
+    multipleSlots: true,
+    addGlobalClass: true
   },
 
   properties: {

dist/slider/index.js

@@ -0,0 +1,98 @@
+const touchBehaviors = require('../behaviors/touch');
+
+Component({
+  options: {
+    addGlobalClass: true
+  },
+
+  externalClasses: ['custom-class'],
+
+  behaviors: [touchBehaviors],
+
+  properties: {
+    disabled: Boolean,
+    max: {
+      type: Number,
+      value: 100
+    },
+    min: {
+      type: Number,
+      value: 0
+    },
+    step: {
+      type: Number,
+      value: 1
+    },
+    value: {
+      type: Number,
+      value: 0
+    },
+    barHeight: {
+      type: String,
+      value: '2px'
+    }
+  },
+
+  attached() {
+    this.updateValue(this.data.value);
+  },
+
+  methods: {
+    getRect(callback) {
+      wx.createSelectorQuery()
+        .in(this)
+        .select('.van-slider')
+        .boundingClientRect(callback)
+        .exec();
+    },
+
+    onTouchStart(event) {
+      if (this.data.disabled) return;
+
+      this.touchStart(event);
+      this.startValue = this.format(this.data.value);
+    },
+
+    onTouchMove(event) {
+      if (this.data.disabled) return;
+
+      this.touchMove(event);
+      this.getRect(rect => {
+        const diff = this.deltaX / rect.width * 100;
+        this.updateValue(this.startValue + diff);
+      });
+    },
+
+    onTouchEnd() {
+      if (this.data.disabled) return;
+      this.updateValue(this.data.value, true);
+    },
+
+    onClick(event) {
+      if (this.data.disabled) return;
+
+      this.getRect(rect => {
+        const value = (event.detail.x - rect.left) / rect.width * 100;
+        this.updateValue(value, true);
+      });
+    },
+
+    updateValue(value, end) {
+      value = this.format(value);
+
+      this.setData({
+        value,
+        barStyle: `width: ${value}%; height: ${this.data.barHeight};`
+      });
+
+      if (end) {
+        this.triggerEvent('change', value);
+      }
+    },
+
+    format(value) {
+      const { max, min, step } = this.data;
+      return Math.round(Math.max(min, Math.min(value, max)) / step) * step;
+    }
+  }
+});

dist/slider/index.json

@@ -0,0 +1,3 @@
+{
+  "component": true
+}

dist/slider/index.wxml

@@ -0,0 +1,11 @@
+<view class="custom-class van-slider {{ disabled ? 'van-slider--disabled' : '' }}" bind:tap="onClick">
+  <view class="van-slider__bar" style="{{ barStyle }}">
+    <view
+      class="van-slider__button"
+      bind:touchstart="onTouchStart"
+      catch:touchmove="onTouchMove"
+      bind:touchend="onTouchEnd"
+      bind:touchcancel="onTouchEnd"
+    />
+  </view>
+</view>

dist/slider/index.wxss

@@ -0,0 +1 @@
+.van-slider{position:relative;border-radius:999px;background-color:#e5e5e5}.van-slider__bar{position:relative;border-radius:inherit;background-color:#38f}.van-slider__button{position:absolute;top:50%;right:0;width:20px;height:20px;border-radius:50%;background-color:#fff;-webkit-transform:translate3d(50%,-50%,0);transform:translate3d(50%,-50%,0);box-shadow:0 1px 2px rgba(0,0,0,.5)}.van-slider__button::after{content:'';position:absolute;width:200%;height:200%;top:-50%;left:-50%}.van-slider--disabled{opacity:.3}

dist/stepper/index.js

@@ -3,6 +3,10 @@
 const MAX = 2147483647;
 
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: [
     'custom-class',
     'input-class',

dist/steps/index.js

@@ -1,4 +1,8 @@
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: [
     'custom-class'
   ],

dist/switch/index.js

@@ -1,4 +1,8 @@
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: ['custom-class', 'node-class'],
 
   properties: {

dist/tabbar-item/index.js

@@ -1,8 +1,6 @@
 const TABBAR_PATH = '../tabbar/index';
 
 Component({
-  name: 'tabbar-item',
-
   properties: {
     info: null,
     icon: String,
@@ -10,7 +8,8 @@ Component({
   },
 
   options: {
-    multipleSlots: true
+    multipleSlots: true,
+    addGlobalClass: true
   },
 
   relations: {

dist/tabbar/index.js

@@ -1,6 +1,10 @@
 const ITEM_PATH = '../tabbar-item/index';
 
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: ['custom-class'],
 
   properties: {

dist/tag/index.js

@@ -1,4 +1,8 @@
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: ['custom-class'],
 
   properties: {

dist/toast/index.js

@@ -1,6 +1,10 @@
 import Toast from './toast';
 
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   properties: {
     show: Boolean,
     mask: Boolean,

dist/transition/index.js

@@ -1,4 +1,8 @@
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   externalClasses: ['custom-class'],
 
   properties: {

dist/tree-select/index.js

@@ -1,6 +1,10 @@
 const ITEM_HEIGHT = 44;
 
 Component({
+  options: {
+    addGlobalClass: true
+  },
+
   properties: {
     items: {
       type: Array,

docs/src/Preview.vue

@@ -28,6 +28,7 @@ const MAP = {
   notify: 'notify-201808112050.png',
   popup: 'popup-201808092138.png',
   panel: 'panel-201808092138.png',
+  slider: 'slider-201808221024.png',
   stepper: 'stepper-201808092138.png',
   search: 'search-201808092138.png',
   steps: 'steps-201808092138.png',

example/app.json

@@ -19,6 +19,7 @@
     "pages/steps/index",
     "pages/switch/index",
     "pages/search/index",
+    "pages/slider/index",
     "pages/tag/index",
     "pages/toast/index",
     "pages/tabbar/index",

example/config.js

@@ -71,6 +71,10 @@ export default [
         path: '/search',
         title: 'Search 搜索'
       },
+      {
+        path: '/slider',
+        title: 'Slider 滑块'
+      },
       {
         path: '/stepper',
         title: 'Stepper 步进器'

example/pages/slider/index.js

@@ -0,0 +1,10 @@
+import Page from '../../common/page';
+
+Page({
+  onChange(event) {
+    wx.showToast({
+      icon: 'none',
+      title: `当前值：${event.detail}`
+    });
+  }
+});

example/pages/slider/index.json

@@ -0,0 +1,7 @@
+{
+  "navigationBarTitleText": "Slider 滑块",
+  "usingComponents": {
+    "demo-block": "../../components/demo-block/index",
+    "van-slider": "../../dist/slider/index"
+  }
+}

example/pages/slider/index.wxml

@@ -0,0 +1,27 @@
+<demo-block title="基础用法">
+  <van-slider custom-class="slider" value="50" bind:change="onChange" />
+</demo-block>
+
+<demo-block title="指定选择范围">
+  <van-slider
+    custom-class="slider"
+    value="50"
+    min="10"
+    max="90"
+    bind:change="onChange"
+  />
+</demo-block>
+
+<demo-block title="禁用">
+  <van-slider custom-class="slider" value="50" disabled />
+</demo-block>
+
+<demo-block title="指定步长">
+  <van-slider
+    custom-class="slider"
+    value="50"
+    step="10"
+    bar-height="4px"
+    bind:change="onChange"
+  />
+</demo-block>

example/pages/slider/index.wxss

@@ -0,0 +1,3 @@
+.slider {
+  margin: 0 15px 30px;
+}

packages/behaviors/touch.js

@@ -0,0 +1,22 @@
+module.exports = Behavior({
+  methods: {
+    touchStart(event) {
+      this.direction = '';
+      this.deltaX = 0;
+      this.deltaY = 0;
+      this.offsetX = 0;
+      this.offsetY = 0;
+      this.startX = event.touches[0].clientX;
+      this.startY = event.touches[0].clientY;
+    },
+
+    touchMove(event) {
+      const touch = event.touches[0];
+      this.deltaX = touch.clientX - this.startX;
+      this.deltaY = touch.clientY - this.startY;
+      this.offsetX = Math.abs(this.deltaX);
+      this.offsetY = Math.abs(this.deltaY);
+      this.direction = this.offsetX > this.offsetY ? 'horizontal' : this.offsetX < this.offsetY ? 'vertical' : '';
+    }
+  }
+});

packages/button/README.md

@@ -80,7 +80,7 @@
 | 事件名 | 说明 | 参数 |
 |-----------|-----------|-----------|
 | bind:click | 点击按钮且按钮状态不为加载或禁用时触发 | - |
-| bind:getuserinfo | 用户点击该按钮时，会返回获取到的用户信息，从返回参数的 detail 中获取到的值同 wx.getUserInfo | - |
+| bind:getuserinfo | 用户点击该按钮时，会返回获取到的用户信息，<br>从返回参数的 detail 中获取到的值同 wx.getUserInfo | - |
 | bind:contact | 客服消息回调 | - |
 | bind:getphonenumber | 获取用户手机号回调 | - |
 | bind:error | 当使用开放能力时，发生错误的回调 | - |

packages/slider/README.md

@@ -0,0 +1,66 @@
+## Slider 滑块
+
+### 使用指南
+在 index.json 中引入组件
+```json
+"usingComponents": {
+  "van-slider": "/packages/slider/index"
+}
+```
+#### 基本用法
+
+```html
+<van-slider value="50" bind:change="onChange" />
+```
+
+```js
+Page({
+  onChange(event) {
+    wx.showToast({
+      icon: 'none',
+      title: `当前值：${event.detail}`
+    });
+  }
+});
+```
+
+#### 指定选择范围
+
+```html
+<van-slider value="50" min="10" max="90" />
+```
+
+#### 禁用
+
+```html
+<van-slider value="50" disabled />
+```
+
+#### 指定步长
+
+```html
+<van-slider value="50" step="10" bar-height="4px" />
+```
+
+### API
+
+| 参数       | 说明      | 类型       | 默认值       |
+|-----------|-----------|-----------|-------------|
+| value | 当前进度百分比，取值范围为 0-100 | `Number` | `0` |
+| disabled | 是否禁用滑块 | `Boolean` | `false` |
+| max | 最大值 | `Number` | `100` |
+| min | 最小值 | `Number` | `0` |
+| step | 步长 | `Number` | `1` |
+| bar-height | 进度条高度 | `String` | `2px` |
+
+### Event
+
+| 事件名 | 说明 | 参数 |
+|-----------|-----------|-----------|
+| bind:change | 进度值改变后触发 | event.detail: 当前进度 |
+
+### 外部样式类
+
+| 类名 | 说明 |
+|-----------|-----------|
+| custom-class | 根节点样式类 |

packages/slider/index.js

@@ -0,0 +1,98 @@
+const touchBehaviors = require('../behaviors/touch');
+
+Component({
+  options: {
+    addGlobalClass: true
+  },
+
+  externalClasses: ['custom-class'],
+
+  behaviors: [touchBehaviors],
+
+  properties: {
+    disabled: Boolean,
+    max: {
+      type: Number,
+      value: 100
+    },
+    min: {
+      type: Number,
+      value: 0
+    },
+    step: {
+      type: Number,
+      value: 1
+    },
+    value: {
+      type: Number,
+      value: 0
+    },
+    barHeight: {
+      type: String,
+      value: '2px'
+    }
+  },
+
+  attached() {
+    this.updateValue(this.data.value);
+  },
+
+  methods: {
+    getRect(callback) {
+      wx.createSelectorQuery()
+        .in(this)
+        .select('.van-slider')
+        .boundingClientRect(callback)
+        .exec();
+    },
+
+    onTouchStart(event) {
+      if (this.data.disabled) return;
+
+      this.touchStart(event);
+      this.startValue = this.format(this.data.value);
+    },
+
+    onTouchMove(event) {
+      if (this.data.disabled) return;
+
+      this.touchMove(event);
+      this.getRect(rect => {
+        const diff = this.deltaX / rect.width * 100;
+        this.updateValue(this.startValue + diff);
+      });
+    },
+
+    onTouchEnd() {
+      if (this.data.disabled) return;
+      this.updateValue(this.data.value, true);
+    },
+
+    onClick(event) {
+      if (this.data.disabled) return;
+
+      this.getRect(rect => {
+        const value = (event.detail.x - rect.left) / rect.width * 100;
+        this.updateValue(value, true);
+      });
+    },
+
+    updateValue(value, end) {
+      value = this.format(value);
+
+      this.setData({
+        value,
+        barStyle: `width: ${value}%; height: ${this.data.barHeight};`
+      });
+
+      if (end) {
+        this.triggerEvent('change', value);
+      }
+    },
+
+    format(value) {
+      const { max, min, step } = this.data;
+      return Math.round(Math.max(min, Math.min(value, max)) / step) * step;
+    }
+  }
+});

packages/slider/index.json

@@ -0,0 +1,3 @@
+{
+  "component": true
+}

packages/slider/index.pcss

@@ -0,0 +1,39 @@
+@import '../common/style/var.pcss';
+
+.van-slider {
+  position: relative;
+  border-radius: 999px;
+  background-color: $gray-light;
+
+  &__bar {
+    position: relative;
+    border-radius: inherit;
+    background-color: $blue;
+  }
+
+  &__button {
+    position: absolute;
+    top: 50%;
+    right: 0;
+    width: 20px;
+    height: 20px;
+    border-radius: 50%;
+    background-color: $white;
+    transform: translate3d(50%, -50%, 0);
+    box-shadow: 0 1px 2px rgba(0, 0, 0, .5);
+
+    /* use pseudo element to expand touch area */
+    &::after {
+      content: '';
+      position: absolute;
+      width: 200%;
+      height: 200%;
+      top: -50%;
+      left: -50%;
+    }
+  }
+
+  &--disabled {
+    opacity: .3;
+  }
+}

packages/slider/index.wxml

@@ -0,0 +1,11 @@
+<view class="custom-class van-slider {{ disabled ? 'van-slider--disabled' : '' }}" bind:tap="onClick">
+  <view class="van-slider__bar" style="{{ barStyle }}">
+    <view
+      class="van-slider__button"
+      bind:touchstart="onTouchStart"
+      catch:touchmove="onTouchMove"
+      bind:touchend="onTouchEnd"
+      bind:touchcancel="onTouchEnd"
+    />
+  </view>
+</view>