优化绑定事件中this的指向;完成分页组件的改造

src/js/anot.shim.js

@@ -1363,7 +1363,7 @@
     var oldAccessors = (old && old.$accessors) || nullObject
     var $vmodel = new Component() //要返回的对象, 它在IE6-8下可能被偷龙转凤
     var accessors = {} //监控属性
-    var hasOwn = { props: !!source.$id }
+    var hasOwn = {}
     var skip = []
     var simple = []
     var $skipArray = {}
@@ -1463,6 +1463,7 @@
 
     if (props) {
       hideProperty($vmodel, 'props', {})
+      hasOwn.props = !!source.$id
       for (var name in props) {
         $vmodel.props[name] = props[name]
       }
@@ -2789,20 +2790,18 @@
     var ret = [],
       prefix = ' = ' + name + '.'
     for (var i = vars.length, prop; (prop = vars[--i]); ) {
-      var arr = prop.split('.'),
+      var arr = prop.split('.')
-        a
       var first = arr[0]
-      while ((a = arr.shift())) {
+
-        if (vmodel.hasOwnProperty(a)) {
+      if (vmodel.hasOwnProperty(first)) {
+        // log(first, prop, prefix, vmodel)
         ret.push(first + prefix + first)
         binding.observers.push({
           v: vmodel,
-            p: prop
+          p: prop,
+          type: Anot.type(vmodel[first])
         })
         vars.splice(i, 1)
-        } else {
-          break
-        }
       }
     }
     return ret
@@ -2860,6 +2859,7 @@
       }) +
       expr +
       dataType
+    // log(expr, '---------------', assigns)
     var getter = evaluatorPool.get(exprId) //直接从缓存，免得重复生成
     if (getter) {
       if (dataType === 'duplex') {
@@ -2869,6 +2869,7 @@
       return (binding.getter = getter)
     }
 
+    // expr的字段不可枚举时,补上一个随机变量, 避免抛出异常
     if (!assigns.length) {
       assigns.push('fix' + expose)
     }
@@ -2896,9 +2897,9 @@
     if (dataType === 'on') {
       //事件绑定
       if (expr.indexOf('(') === -1) {
-        expr += '.call(this, $event)'
+        expr += '.call(' + names[names.length - 1] + ', $event)'
       } else {
-        expr = expr.replace('(', '.call(this,')
+        expr = expr.replace('(', '.call(' + names[names.length - 1] + ', ')
       }
       names.push('$event')
       expr = '\nreturn ' + expr + ';' //IE全家 Function("return ")出错，需要Function("return ;")
@@ -2907,11 +2908,33 @@
       var footer = expr.slice(lastIndex)
       expr = header + '\n' + footer
     } else {
+      // 对于非事件绑定的方法, 同样绑定到vm上
+      binding.observers.forEach(function(it) {
+        if (it.type === 'function') {
+          // log(it, expr)
+          let reg = new RegExp(it.p + '\\(([^)]*)\\)', 'g')
+          expr = expr.replace(reg, function(s, m) {
+            m = m.trim()
+            return (
+              it.p +
+              '.call(' +
+              names[names.length - 1] +
+              (m ? ', ' + m : '') +
+              ')'
+            )
+          })
+        }
+      })
       expr = '\nreturn ' + expr + ';' //IE全家 Function("return ")出错，需要Function("return ;")
     }
     /* jshint ignore:start */
     getter = scpCompile(
-      names.concat("'use strict';\nvar " + assigns.join(',\n') + expr)
+      names.concat(
+        "'use strict';\ntry{\nvar " +
+          assigns.join(',\n') +
+          expr +
+          '\n}catch(e){log(e)}'
+      )
     )
     /* jshint ignore:end */
 
@@ -3990,18 +4013,11 @@
 
       binding.param.replace(rw20g, function(name) {
         if (rduplexType.test(elem.type) && rduplexParam.test(name)) {
-          if (name === 'radio') log(':duplex-radio已经更名为:duplex-checked')
           name = 'checked'
           binding.isChecked = true
           binding.xtype = 'radio'
         }
-        if (name === 'bool') {
+
-          name = 'boolean'
-          log(':duplex-bool已经更名为:duplex-boolean')
-        } else if (name === 'text') {
-          name = 'string'
-          log(':duplex-text已经更名为:duplex-string')
-        }
         if (casting[name]) {
           hasCast = true
         }
@@ -5159,8 +5175,9 @@
         keyOrId = track[i] //array为随机数, object 为keyName
         var proxy = retain[keyOrId]
         if (!proxy) {
+          // log(this)
           proxy = getProxyVM(this)
-          proxy.$up = null
+          proxy.$up = this.vmodels[0]
           if (xtype === 'array') {
             action = 'add'
             proxy.$id = keyOrId

src/js/lib/pages/main.htm

@@ -1,33 +1,32 @@
-<div class="do-pages do-fn-noselect" :class="{{props.theme}}">
+<div class="do-pages do-fn-noselect" :class="{{props.className}}">
     <a class="normal"
-        :if="currPage > 1 && !simpleMode"
+        :if="currPage > 1 && !props.simpleMode"
-        :attr="{href: $setUrl(1)}"
+        :attr="{href: parseUrl(1)}"
         :text="props.btns.home"
-        :click="$jump($event, 1)"></a>
+        :click="setPage(1, $event)"></a>
     <a class="normal"
         :if="currPage > 1"
-        :attr="{href: $setUrl(currPage - 1)}"
+        :attr="{href: parseUrl(currPage - 1)}"
         :text="props.btns.prev"
-        :click="$jump($event, currPage - 1)"></a>
+        :click="setPage(currPage - 1, $event)"></a>
-    <a :if-loop="!simpleMode || currPage === el"
+    <a :if-loop="!props.simpleMode || currPage === el"
         :repeat="pageList"
-        :attr="{href: $setUrl(el)}"
+        :attr="{href: parseUrl(el)}"
-        :class="{normal: currPage !== el && '...' !== el, disabled: '...' === el, curr: currPage === el}"
+        :class="{normal: currPage !== el, disabled: '...' === el, curr: currPage === el}"
         :text="el"
-        :click="$jump($event, el)"></a>
+        :click="setPage(el, $event)"></a>
     <a class="normal"
         :if="currPage < totalPages"
-        :attr="{href: $setUrl(currPage + 1)}"
+        :attr="{href: parseUrl(currPage + 1)}"
-        :click="$jump($event, currPage + 1)">{{props.btns.next}}</a>
+        :click="setPage(currPage + 1, $event)">{{props.btns.next}}</a>
     <a class="normal"
-        :if="currPage < totalPages && !simpleMode"
+        :if="currPage < totalPages && !props.simpleMode"
-        :attr="{href: $setUrl(totalPages)}"
+        :attr="{href: parseUrl(totalPages)}"
-        :click="$jump($event, totalPages)">{{props.btns.end}}</a>
+        :click="setPage(totalPages, $event)">{{props.btns.end}}</a>
 
-    <div class="input-box" :if="inputJump && !simpleMode">
+    <div class="input-box" :if="!props.simpleMode">
-        <span>共{{totalPages}}页 {{totalItems}}条，跳转到第</span>
+        <span>共 {{totalPages}} 页 {{totalItems}} 条，前往</span>
-        <input type="text" :duplex-number="inputPage" :keyup="$jump($event)">
+        <input type="text" :duplex="inputPage" :keyup="setPage(null, $event)">
         <span>页</span>
-        <a class="normal" :attr="{href: $setUrl(input)}" :click="$jump($event, input)">确定</a>
     </div>
 </div>

src/js/lib/pages/main.js

@@ -4,56 +4,58 @@ import tpl from 'text!./main.htm'
 import 'css!./main.css'
 
 Anot.ui.pages = '1.0.0'
-var colors = { plain: 1, green: 1, blue: 1, red: 1, orange: 1, grey: 1 },
-  themes = ['skin-1 ', 'skin-2 ']
 //计算页码列表
 function calculate({ currPage, maxPageShow, totalPages }) {
   let arr = []
-  let midPage =
+  let fixNum = 0
+  let halfPage =
     currPage < maxPageShow / 2
       ? maxPageShow - currPage
       : Math.floor(maxPageShow / 2)
 
-  if (currPage - midPage > 1) {
+  if (currPage - halfPage > 1) {
     arr.push('...')
   }
+  if (totalPages - currPage < halfPage) {
+    fixNum = halfPage - totalPages + currPage
+  }
   for (
-    var i = currPage - midPage;
+    let i = currPage - halfPage - fixNum;
-    i < currPage + midPage + 1 && i <= totalPages;
+    i < currPage + halfPage + 1 && i <= totalPages;
     i++
   ) {
     if (i > 0) {
       arr.push(i)
     }
   }
-  if (currPage + midPage < totalPages) {
+  if (currPage + halfPage < totalPages) {
     arr.push('...')
   }
   return arr
 }
-
+// 更新组件
-function update(pid, vm) {
+function update(currPage, vm) {
-  if (pid < 1) {
+  const { totalPages, props } = vm
-    pid = vm.input = 1
+  vm.pageList.clear()
-  }
+  vm.pageList.pushArray(
-  if (pid > vm.total) {
+    calculate({ currPage, totalPages, maxPageShow: props.maxPageShow })
-    pid = vm.input = vm.total
+  )
-  }
+  vm.currPage = vm.inputPage = currPage
-  if (pid !== vm.curr) {
+  vm.props.onPageChange.call(null, currPage)
-    vm.curr = vm.input = pid
-    vm.$onJump(pid)
-  }
 }
 
 export default Anot.component('pages', {
   construct: function(props, next) {
-    // console.log(props, this)
+    props.className =
+      'skin-' + (props.theme || 1) + ' ' + (props.color || 'plain')
+    delete props.theme
+    delete props.color
     next(props)
   },
   render: function() {
     return tpl
   },
-  componentWillMount: function(vm) {
+  componentWillMount: function() {
     if (this.totalPages < 2) {
       return
     }
@@ -64,24 +66,23 @@ export default Anot.component('pages', {
     )
   },
   componentDidMount: function() {
-    this.props.onSuccess(this)
+    this.props.onSuccess.call(null, this)
   },
   state: {
     currPage: 1,
-    totalItems: 100,
+    totalItems: 1000,
-    perPage: 20,
+    pageSize: 20,
-    inputJump: !1,
+
-    simpleMode: !1,
     inputPage: 1,
     pageList: []
   },
   computed: {
     totalPages: function() {
-      return Math.ceil(this.totalItems / this.perPage)
+      return Math.ceil(this.totalItems / this.pageSize)
     }
   },
   props: {
-    url: 'javascript:;',
+    url: null,
     btns: {
       prev: '<<',
       next: '>>',
@@ -89,63 +90,58 @@ export default Anot.component('pages', {
       end: '末页'
     },
     maxPageShow: 5,
-    theme: 'skin-2 red',
+    className: '',
+    simpleMode: !1,
     onPageChange: Anot.noop,
     onSuccess: Anot.noop
   },
-  watch: {
-    curr: function(val, old) {
-      val = val >>> 0 || 1
-      old = old >>> 0
-      if (val !== old) {
-        calculate(vm)
-      }
-    },
-    total: function(val, old) {
-      val = val >>> 0 || 1
-      old = old >>> 0
-      if (val !== old) {
-        calculate(vm)
-      }
-    }
-  },
   methods: {
-    $setUrl: function(val) {
+    // 格式化页码的URL
-      if (
+    parseUrl: function(val) {
-        !this.props.url ||
+      val = val >>> 0
-        '...' === val ||
+      if (val < 1 || !this.props.url || this.currPage === val) {
-        this.curr === val ||
-        val > this.total ||
-        1 > val
-      ) {
         return 'javascript:;'
-      } else {
-        return this.props.url.replace('{id}', val)
       }
+      return this.props.url.replace('{id}', val)
     },
-    $jump: function(ev, val) {
+    // 设置页码
-      if ('...' !== val) {
+    setPage: function(val, ev) {
-        var link = this.getAttribute('href') || this.getAttribute('xlink:href')
+      if (this.currPage === val) {
+        return
+      }
+      let elem = (ev && ev.target) || null
+      if (val && elem) {
+        if (val && val !== '...') {
+          let link =
+            (elem && elem.getAttribute('href')) ||
+            elem.getAttribute('xlink:href')
 
-        if (val !== void 0) {
           if ('javascript:;' !== link) {
             location.href = link
-          }
-          var pid = val >> 0
-          update(pid, this)
           } else {
-          this.input = this.input >>> 0 || 1
+            val = val >> 0
-          if (13 == ev.keyCode) {
+            update(val, this)
-            update(this.input, this)
           }
         }
+      } else {
+        if (val === null) {
+          this.inputPage = this.inputPage >>> 0 || 1
+          if (ev && ev.keyCode === 13) {
+            update(this.inputPage, this)
+          }
+        } else {
+          val = val >>> 0
+          update(val, this)
+        }
       }
     },
-    $onJump: Anot.noop,
+    setPageSize: function(num) {
-    $onSuccess: Anot.noop,
+      this.pageSize = +num
-    $forceReset: function() {
+      update(1, this)
-      this.curr = 1
+    },
-      calculate(this)
+    setTotalItems: function(num) {
+      this.totalItems = +num
+      update(1, this)
     }
   }
 })

src/js/lib/pages/main.scss

@@ -9,7 +9,7 @@
 @import "../../../css/var.scss";
 
 
-.do-pages {height:auto;text-align:center;font-size:13px;
+.do-pages {height:auto;text-align:center;font-size:13px;color: nth($cgr, 1);
     
   a {display:inline-block;width:auto;min-width:40px;height:40px;line-height:40px;color: nth($cgr, 1);text-decoration:none;cursor:pointer;}
   a.curr, a.disabled {cursor:default;}
@@ -21,16 +21,16 @@
     a.curr {padding:0 10px;margin:0 3px;}
     
     a.curr {font-weight:bold;font-size:15px;}
-        a.disabled {min-width:0;padding:0}
+    a.disabled {min-width:0;padding:0;background:none;color:nth($cgr, 1);
+      &:hover,&:active {background:none;}
+    }
 
     .input-box,
     .input-box span,
-        .input-box input {display:inline-block}
+    .input-box input {display:inline-block;}
-        .input-box input {width:25px;height:20px;padding:0 3px;background:#fff;border:1px solid #ddd}
+    .input-box input {width:30px;height:30px;padding:0 3px;background:#fff;border:1px solid #ddd;text-align:center;}
-        .input-box a.normal{height:30px;line-height:30px;}
   }
 
-
   &.skin-2 {float:right;width:auto;
       
       a.normal,
@@ -42,7 +42,7 @@
       .input-box {display:none;}
   }
 
-    &.plain a.normal {background:nth($cp, 1)}
+  &.plain a.normal {background:nth($cp, 1);color:nth($cgr, 1);}
   &.plain a.normal:hover {background:nth($cp, 2)}
   &.skin-2.plain a.curr,
   &.plain a.normal:active {background:nth($cp, 3)}
@@ -82,6 +82,15 @@
   &.skin-2.purple a.curr,
   &.purple a.normal:active {background:nth($cpp, 3)}
 
+  
+
+  &.skin-1 {
+    a.disabled {background:none;color:nth($cgr, 1);
+      &:hover,&:active {background:none;}
+    }
+  }
+  
+
 }