nuke-components - npm Package Compare versions

Comparing version 0.0.6 to 0.0.8

package.json

 {
-    "name": "nuke-components",
-    "version": "0.0.6",
-    "description": "",
-    "main": "index.js",
-    "scripts": {
-        "test": "echo \"Error: no test specified\" && exit 1"
-    },
-    "dependencies": {
-        "nuke-core": "0.0.x"
-    },
-    "author": "[e-mail]",
-    "license": "MIT"
-    
+  "name": "nuke-components",
+  "version": "0.0.8",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "dependencies": {
+    "nuke-core": "^0.0.2"
+  },
+  "author": "[e-mail]",
+  "license": "MIT"
 }

ScrollView.js

 /* @jsx createElement */
 
-import {Component, createElement, findDOMNode} from '@ali/rx';
-import {isWeex, isWeb} from '@ali/rx-env';
+'use strict';
+
+import {Component, createElement, findDOMNode} from 'weex-rx';
+import {Dimensions, env} from 'nuke-core';
+const isWeex = env.isWeex;
 import View from './View';
+import throttle from './throttle';
 
-const DEFAULT_END_REACHED_THRESHOLD = 500;
-const DEFAULT_SCROLL_CALLBACK_THROTTLE = 50;
-const FULL_WIDTH = 750;
+let dimensionsHeightRem = Dimensions.get('window').height;
 
 class ScrollView extends Component {
-  static defaultProps = {
-    scrollEventThrottle: DEFAULT_SCROLL_CALLBACK_THROTTLE,
-    onEndReachedThreshold: DEFAULT_END_REACHED_THRESHOLD,
-    showsHorizontalScrollIndicator: true,
-    showsVerticalScrollIndicator: true,
-    className: 'rx-scrollview',
-  };
 
-  lastScrollDistance = 0;
-  lastScrollContentSize = 0;
+  onScroll = () => {
+    let self = this;
+    if (!isWeex) {
+      if (!self.ScrollViewDom) {
+        self.ScrollViewDom = findDOMNode(this.refs.scroller);
+        self.ScrollViewBodyDom = findDOMNode(this.refs.scrollerBody);
+        self.scrollHeight = self.ScrollViewDom.offsetHeight;
+      }
+      // 时时卷上去的高度
+      self.lastScrollTop = self.scrollTop || 0;
+      self.scrollTop = self.ScrollViewDom.scrollTop;
 
-  handleScroll = (e) => {
+      // 计算出可视列表高度
+      self.scrollBodyHeight = self.ScrollViewBodyDom.offsetHeight;
 
-    if (isWeb) {
-
-      if (this.props.onScroll) {
-        this.props.onScroll(e);
+      if ((self.scrollBodyHeight - self.scrollTop - self.scrollHeight) < self.loadMoreOffset && !self.canLoading && self.scrollBodyHeight != self.oldScrollBodyHeight) {
+        self.canLoading = true;
+      } else {
+        self.canLoading = false;
       }
 
-      if (this.props.onEndReached) {
-        if (!this.scrollerNode) {
-          this.scrollerNode = findDOMNode(this.refs.scroller);
-          this.scrollerContentNode = findDOMNode(this.refs.contentContainer);
-          this.scrollerNodeSize = this.props.horizontal ? this.scrollerNode.offsetWidth : this.scrollerNode.offsetHeight;
+      if (self.canLoading && self.scrollTop > self.lastScrollTop) {
+        self.canLoading = false;
+        if (self.oldScrollBodyHeight != self.scrollBodyHeight) {
+          self.oldScrollBodyHeight = self.scrollBodyHeight;
+          self.loadmore();
         }
+      }
 
-        let scrollContentSize = this.props.horizontal ? this.scrollerContentNode.offsetWidth : this.scrollerContentNode.offsetHeight;
-        let scrollDistance = this.props.horizontal ? this.scrollerNode.scrollLeft : this.scrollerNode.scrollTop;
-
-        let isEndReached = (scrollContentSize - scrollDistance - this.scrollerNodeSize) < this.props.onEndReachedThreshold;
-        let isScrollToEnd = scrollDistance > this.lastScrollDistance;
-        let isLoadedMoreContent = scrollContentSize != this.lastScrollContentSize;
-
-        if (isEndReached && isScrollToEnd && isLoadedMoreContent) {
-          this.lastScrollContentSize = scrollContentSize;
-          this.props.onEndReached(e);
-        }
-
-        this.lastScrollDistance = scrollDistance;
+      if (self.props.onScroll) {
+        self.props.onScroll();
       }
-    }
-  }
 
-  // Reset scroll state, only for web now.
-  resetScroll = (options) => {
-    if (isWeb) {
-      this.lastScrollContentSize = 0;
-      this.lastScrollDistance = 0;
     }
   }
 
-  scrollTo = (options) => {
+  scrollTo = (place) => {
 
-    let x = parseInt(options.x);
-    let y = parseInt(options.y);
+    let self = this;
+    let x = place.x;
+    let y = place.y;
+    if (!x) {
+      x = 0;
+    }
+    let width;
+    if (typeof(x) == 'string' && x.split('rem').length) {
+      width = parseInt(x.split('rem')[0]);
+    } else {
+      width = parseInt(x);
+    }
+    if (!isWeex) {
+      width = document.documentElement.clientWidth / 750 * width;
+    }
+    if (!y) {
+      y = 0;
+    }
+    let height;
+    if (typeof(y) == 'string' && y.split('rem').length) {
+      height = parseInt(y.split('rem')[0]);
+    } else {
+      height = parseInt(y);
+    }
+    if (!isWeex) {
+      height = document.documentElement.clientWidth / 750 * height;
+    }
 
     if (isWeex) {
-      let dom = require('@weex-module/dom');
-      let contentContainer = findDOMNode(this.refs.contentContainer);
-      dom.scrollToElement(contentContainer.ref, {
-        offset: x || y || 0
+      let domModule = '@weex-module/dom';
+      let dom = require(domModule);
+      let scroller = findDOMNode(self.refs.scroller);
+      if (!width) {
+        width = height;
+      }
+      dom.scrollToElement(scroller.ref, {
+        offset: width
       });
     } else {
-      let pixelRatio = document.documentElement.clientWidth / FULL_WIDTH;
+      findDOMNode(self.refs.scroller).scrollTop = height;
+      findDOMNode(self.refs.scroller).scrollLeft = width;
+    }
+  }
 
-      if (x >= 0) {
-        findDOMNode(this.refs.scroller).scrollLeft = pixelRatio * x;
-      }
-
-      if (y >= 0) {
-        findDOMNode(this.refs.scroller).scrollTop = pixelRatio * y;
-      }
+  showScrollbar() {
+    if (this.props.showScrollIndicator == true) {
+      return true;
+    } else {
+      return false;
     }
@@ -89,85 +107,77 @@ }
 
-    let {
-      id,
-      style,
-      scrollEventThrottle,
-      showsHorizontalScrollIndicator,
-      showsVerticalScrollIndicator,
-      onEndReached,
-      onEndReachedThreshold,
-    } = this.props;
+    let props = this.props;
+    let self = this;
 
-    // In weex must be int value
-    onEndReachedThreshold = parseInt(onEndReachedThreshold, 10);
+    self.loadmore = props.onLoadMore;
+    if (!self.loadmore) {
+      self.loadmore = function() {};
+    }
+    self.loadMoreOffset = props.loadMoreOffset || props.loadmoreoffset || 500;
+    self.throttleNum = props.throttle || 100;
 
-    const contentContainerStyle = [
-      this.props.horizontal && styles.contentContainerHorizontal,
-      this.props.contentContainerStyle,
-    ];
+    props.style = {
+      ...styles.base,
+      ...props.style
+    };
 
-    if (this.props.style) {
-      let childLayoutProps = ['alignItems', 'justifyContent']
-        .filter((prop) => this.props.style[prop] !== undefined);
+    if (props.horizontal) {
 
-      if (childLayoutProps.length !== 0) {
-        console.warn(
-          'ScrollView child layout (' + JSON.stringify(childLayoutProps) +
-            ') must be applied through the contentContainerStyle prop.'
-        );
+      self.scrollBoxWidthRem = 0;
+      if (props.children.length) {
+        props.children.map(function(item) {
+          let itemWidth = item.props.style.width;
+          if (itemWidth) {
+            self.scrollBoxWidthRem += parseInt(itemWidth.split('rem')[0]);
+          }
+        });
+      } else {
+        self.scrollBoxWidthRem += parseInt(props.children.props.style.width.split('rem')[0]);
       }
-    }
+      // styles.scrollBox.width = '' + self.scrollBoxWidthRem + 'rem';
+      let showScrollbar = self.showScrollbar();
 
-    const contentContainer =
-      <View
-        ref="contentContainer"
-        style={contentContainerStyle}>
-        {this.props.children}
-      </View>;
+      if (isWeex) {
+        return <scroller {...props} showScrollbar={showScrollbar} scrollDirection="horizontal">
+          <View ref="scroller" t="scroll-view-2" style={styles.scrollBox}>
+            {props.children}
+          </View>
+        </scroller>;
+      } else {
 
-    const baseStyle = this.props.horizontal ? styles.baseHorizontal : styles.baseVertical;
-    const scrollerStyle = {
-      ...baseStyle,
-      ...this.props.style
-    };
+        // web 隐藏 scroller 滚动条
+        if (!showScrollbar && !document.getElementById('ScrollViewStyle')) {
+          let style = document.createElement('style');
+          style.id = 'ScrollViewStyle';
+          document.head.appendChild(style);
+          style.innerHTML = '.scroller::-webkit-scrollbar{display: none;}';
+        }
 
-    let showsScrollIndicator = this.props.horizontal ? showsHorizontalScrollIndicator : showsVerticalScrollIndicator;
+        return <View ref="scroller" className="scroller" {...props} >
+          <View style={styles.scrollBox} t="scroll-view-2">
+            {props.children}
+          </View>
+        </View>;
+      }
 
-    if (isWeex) {
-
-      return (
-        <scroller
-          id={id}
-          style={scrollerStyle}
-          showScrollbar={showsScrollIndicator}
-          onLoadmore={onEndReached}
-          loadmoreoffset={String(onEndReachedThreshold)}
-          scrollDirection={this.props.horizontal ? 'horizontal' : 'vertical'}
-        >
-          {contentContainer}
-        </scroller>
-      );
-
     } else {
 
-      let handleScroll = this.handleScroll;
-      if (scrollEventThrottle) {
-        handleScroll = throttle(handleScroll, scrollEventThrottle);
-      }
+      props.style.webkitOverflowScrolling = 'touch';
+      // 解决embed 标签引入一个页面，页面由大scroller组成，此时高度需要减去父级bar等因素的问题
+      // 
+      // if (!props.style.height) {
+      //   props.style.height = Dimensions.get('window').height;
+      // }
 
-      if (!showsScrollIndicator && !document.getElementById('rx-scrollview-style')) {
-        let styleNode = document.createElement('style');
-        styleNode.id = 'rx-scrollview-style';
-        document.head.appendChild(styleNode);
-        styleNode.innerHTML = `.${this.props.className}::-webkit-scrollbar{display: none;}`;
+      if (isWeex) {
+        return <scroller {...props} onLoadMore={self.loadmore} loadmoreoffset={self.loadMoreOffset} >
+            <View ref="scroller" t="scroll-view-1">
+              {props.children}
+            </View>
+          </scroller>;
+      } else {
+        return <View ref="scroller" {...props} onScroll={throttle(self.onScroll, self.throttleNum)}>
+            <View ref="scrollerBody" t="scroll-view-1">{props.children}</View>
+          </View>;
       }
 
-      scrollerStyle.webkitOverflowScrolling = 'touch';
-      scrollerStyle.overflow = 'scroll';
-
-      return (
-        <View {...this.props} ref="scroller" style={scrollerStyle} onScroll={handleScroll}>
-          {contentContainer}
-        </View>
-      );
-
     }
@@ -177,39 +187,14 @@ }
 
-function throttle(func, wait) {
-  var ctx, args, rtn, timeoutID;
-  var last = 0;
-
-  function call() {
-    timeoutID = 0;
-    last = +new Date();
-    rtn = func.apply(ctx, args);
-    ctx = null;
-    args = null;
-  }
-
-  return function throttled() {
-    ctx = this;
-    args = arguments;
-    var delta = new Date() - last;
-    if (!timeoutID)
-      if (delta >= wait) call();
-      else timeoutID = setTimeout(call, wait - delta);
-    return rtn;
-  };
-}
-
 const styles = {
-  baseVertical: {
-    flex: 1,
-    flexDirection: 'column',
+  base: {
+    overflow: 'scroll',
+    display: 'block',
   },
-  baseHorizontal: {
-    flex: 1,
-    flexDirection: 'row',
-  },
-  contentContainerHorizontal: {
-    flexDirection: 'row',
-  },
+  scrollBox: {
+    // width: '2000rem',
+    // justifyContent:'center',
+    flexDirection:'row'
+  }
 };
 
-export default ScrollView;
+export default ScrollView;

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Found 1 instance in 1 package

Dynamic require

Supply chain risk

Dynamic require can indicate the package is performing dangerous or unsafe dynamic code execution.

Found 1 instance in 1 package

Fixed alerts

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Found 1 instance in 1 package

Worsened metrics

Total package byte prevSize

18769

decreased by-2.03%

Lines of code

669

decreased by-0.45%

Number of low supply chain risk alerts

2

increased by100%

Dependency changes

• + Addednuke-core@0.0.2(transitive)

• - Removedjsuri@1.3.1(transitive)

• - Removednuke-core@0.0.21(transitive)

• Updatednuke-core@^0.0.2