{"id":674,"date":"2018-01-21T23:04:21","date_gmt":"2018-01-21T15:04:21","guid":{"rendered":"http:\/\/www.ponybai.com\/?p=674"},"modified":"2018-01-21T23:04:21","modified_gmt":"2018-01-21T15:04:21","slug":"lightning-%e8%a6%86%e7%9b%96%e6%a0%87%e5%87%86%e6%8c%89%e9%92%ae%ef%bc%883%ef%bc%89","status":"publish","type":"post","link":"http:\/\/www.ponybai.com\/?p=674","title":{"rendered":"Lightning-\u8986\u76d6\u6807\u51c6\u6309\u94ae\uff083\uff09"},"content":{"rendered":"
\n

\u5f53\u4eceVisualforce\u4e16\u754c\u8f6c\u79fb\u5230Lightning\u7ec4\u4ef6\u65f6\uff0c\u5f00\u53d1\u4eba\u5458\u9762\u4e34\u7684\u4e00\u4e2a\u91cd\u5927\u53d8\u5316\u662f\u5982\u4f55\u4e0e\u670d\u52a1\u5668\u901a\u4fe1\u3002\u76f4\u5230Summer ’17\u53d1\u5e03\uff0c\u8fd9\u610f\u5473\u7740\u521b\u5efa\u4e00\u4e2aApex\u7c7b\u6765\u505a\u4efb\u4f55\u4e8b\u60c5\uff0c\u751a\u81f3\u662f\u5728Visualforce\u4e2d\u201c\u81ea\u52a8\u201d\u5904\u7406\u7684\u7b80\u5355\u7684CRUD\u4ea4\u4e92\u3002\u968f\u7740\u590f\u5b63’17\u53d1\u5e03\u548c\u95ea\u7535\u6570\u636e\u670d\u52a1\u7684\u5f15\u5165\uff0c\u8fd9\u4e00\u5207\u90fd\u6539\u53d8\u4e86\u3002\u56e0\u6b64\uff0c\u5bf9\u4e8e\u6211\u4eec\u7684\u7ec4\u4ef6\uff0c\u6211\u4eec\u4f7f\u7528Lightning Data Service\u521b\u5efa\u65b0\u7684\u5c5e\u6027\u8bb0\u5f55 – \u65e0\u9700\u7f16\u5199Apex\uff01<\/p>\n

<\/a>\u6dfb\u52a0force:recordData<\/h2>\n
    \n
  1. \u5728\u5f00\u53d1\u4eba\u5458\u63a7\u5236\u53f0\u7684PropertyDialog\u7ec4\u4ef6\u4e2d\uff0c\u5728\u521a\u6dfb\u52a0\u7684aura\uff1aattribute\u548cc\uff1aPickListValues\u4e4b\u95f4\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a\n
    <<\/span>aura:<\/span>attribute name=<\/span>\"propertyRecord\"<\/span> type=<\/span>\"Property__c\"<\/span> \/<\/span>><\/span>\n<<\/span>force:<\/span>recordData aura:<\/span>id=<\/span>\"forceRecord\"<\/span>\n                recordId=<\/span>\"{!v.recordId}\"<\/span>\n                targetFields=<\/span>\"{!v.propertyRecord}\"<\/span>\n                fields=<\/span>\"Id,Name,Beds__c,Baths__c,Price__c,Status__c\"<\/span>\n                mode=<\/span>\"EDIT\"<\/span> \/<\/span>><\/span>\n<\/code><\/pre>\n
    \n
    \n
    Lightning Data Service\u4f7f\u7528\u540d\u4e3aforce\uff1arecordData\u7684\u5bf9\u8c61\u5728\u8bb0\u5f55\u4e0a\u6267\u884cCRUD\u4ea4\u4e92\u3002 force\u6709\u51e0\u4e2a\u5176\u4ed6\u7684\u5c5e\u6027\uff1arecordData\uff0c\u4f46\u662f\u4e3a\u4e86\u6211\u4eec\u7684\u76ee\u7684\uff0c\u6211\u4eec\u53ea\u9700\u8981recordId\uff0ctargetRecord\uff0cfields\u548cmode\u3002<\/p>\n
    \u5f53\u503c\u88ab\u5206\u914d\u7ed9recordId\u5c5e\u6027\u65f6\uff0c\u5728\u573a\u666f\u540e\u9762\uff0cLightning Data Service\u5c06\u68c0\u7d22\u6574\u4e2a\u8bb0\u5f55\u6216\u8bf7\u6c42\u7684\u5b57\u6bb5\u3002\u7ed3\u679c\u5b57\u6bb5\u5b58\u50a8\u5728\u7531targetFields\u5c5e\u6027\u5b9a\u4e49\u7684\u5c5e\u6027\u4e2d;\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cpropertyRecord\u3002\u6700\u540e\uff0cmode\u5c5e\u6027\u5b9a\u4e49\u4e86force\uff1arecordData\u7684\u8fd9\u4e2a\u5b9e\u4f8b\u662f\u5904\u4e8eVIEW\u6a21\u5f0f\u8fd8\u662fEDIT\u6a21\u5f0f\u3002\u663e\u7136\uff0c\u7531\u4e8e\u6211\u4eec\u6b63\u5728\u521b\u5efa\u4e00\u4e2a\u8bb0\u5f55\uff0c\u5b83\u9700\u8981\u5904\u4e8e\u7f16\u8f91\u6a21\u5f0f\u3002<\/p>\n<\/div>\n<\/div>\n<\/li>\n<\/ol>\n
    <\/a>\u521d\u59cb\u5316\u65b0\u8bb0\u5f55<\/h2>\n
      \n
    1. \u5728force\u4e4b\u540e\u7684\u65b0\u884c\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1arecordData\u6807\u8bb0\uff1a\n
      <<\/span>aura:<\/span>handler name=<\/span>\"init\"<\/span> value=<\/span>\"{!this}\"<\/span> action=<\/span>\"{!c.doInit}\"<\/span> \/<\/span>><\/span>\n<\/code><\/pre>\n<\/li>\n
    2. \u5355\u51fb\u4fa7\u9762\u5bfc\u822a\u4e2d\u7684\u201c\u63a7\u5236\u5668\u201d\u4ee5\u5c06\u63a7\u5236\u5668\u6dfb\u52a0\u5230\u7ec4\u4ef6\u3002<\/li>\n
    3. \u5c06\u9ed8\u8ba4\u51fd\u6570myAction\u91cd\u547d\u540d\u4e3adoInit\uff0c\u5e76\u5c06\u4ee5\u4e0b\u5185\u5bb9\u6dfb\u52a0\u5230\u51fd\u6570\u4e2d\uff1a\n
      component.<\/span>find<\/span>(<\/span>\"forceRecord\"<\/span>)<\/span>.<\/span>getNewRecord<\/span>(<\/span>\n        \"Property__c\"<\/span>,<\/span>\n        null,<\/span>\n        false<\/span>,<\/span>\n        $A.<\/span>getCallback<\/span>(<\/span>function<\/span>(<\/span>)<\/span> {<\/span>\n            var rec =<\/span> component.<\/span>get<\/span>(<\/span>\"v.propertyRecord\"<\/span>)<\/span>;<\/span>\n            var error =<\/span> component.<\/span>get<\/span>(<\/span>\"v.recordError\"<\/span>)<\/span>;<\/span>\n            if<\/span> (<\/span>error ||<\/span> (<\/span>rec ==<\/span>=<\/span> null)<\/span>)<\/span> {<\/span>\n                console.<\/span>log<\/span>(<\/span>\"Error initializing record template: \"<\/span> +<\/span> error)<\/span>;<\/span>\n                return<\/span>;<\/span>\n            }<\/span>\n        }<\/span>)<\/span>\n    )<\/span>;<\/span>\n<\/code><\/pre>\n
      \n
      \u5f3a\u5236\u7684getNewRecord\uff1arecordData\u6709\u56db\u4e2a\u53c2\u6570\u3002\u7b2c\u4e00\u4e2a\u53c2\u6570Property__c\u5b9a\u4e49\u8981\u521b\u5efa\u8bb0\u5f55\u7684sObject\u7684\u5b9e\u4f53API\u540d\u79f0\u3002\u4e0b\u4e00\u4e2a\u53c2\u6570\u662frecordTypeId\u3002\u6211\u4eec\u5c06\u5176\u8bbe\u7f6e\u4e3a\u7a7a\uff0c\u5b83\u53ea\u662f\u8bf4\u6839\u636e\u7528\u6237\u7684\u914d\u7f6e\u6587\u4ef6\u4f7f\u7528\u9ed8\u8ba4\u7684\u8bb0\u5f55\u7c7b\u578b\u3002\u7b2c\u4e09\u4e2a\u53c2\u6570\u51b3\u5b9a\u662f\u5426\u4ece\u5ba2\u6237\u7aef\u7f13\u5b58\u52a0\u8f7d\u8bb0\u5f55\u6a21\u677f\u3002\u6700\u540e\uff0c\u56de\u8c03\u68c0\u67e5\u662f\u5426\u6709\u9519\u8bef\u6216\u8005propertyRecord\u5c5e\u6027\u662f\u5426\u672a\u88ab\u586b\u5145\u3002<\/div>\n<\/div>\n<\/li>\n<\/ol>\n
      <\/a>\u4fdd\u5b58\u65b0\u8bb0\u5f55<\/h2>\n
        \n
      1. \u5728PropertyDialogController\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u540d\u4e3asaveRecord\u7684\u65b0\u51fd\u6570\uff0c\u5e76\u4f20\u9012\u7ec4\u4ef6\uff0c\u4e8b\u4ef6\uff0c\u5e2e\u52a9\u5668\u4f5c\u4e3a\u53c2\u6570\uff1a\n
        saveRecord :<\/span> function<\/span>(<\/span>component,<\/span> event,<\/span> helper)<\/span> {<\/span>\n}<\/span>\n<\/code><\/pre>\n
        \n
        \u4e0d\u8981\u5fd8\u8bb0\u9017\u53f7\u5206\u9694\u529f\u80fd\uff01<\/div>\n<\/div>\n<\/li>\n
      2. \u5c06\u4ee5\u4e0b\u5185\u5bb9\u6dfb\u52a0\u5230\u65b0\u529f\u80fd\u4e2d\uff1a\n
        var propBeds =<\/span> parseInt<\/span>(<\/span>component.<\/span>find<\/span>(<\/span>'propBeds'<\/span>)<\/span>.<\/span>get<\/span>(<\/span>\"v.value\"<\/span>)<\/span>,<\/span> 10<\/span>)<\/span>;<\/span>\nvar propBaths =<\/span> parseInt<\/span>(<\/span>component.<\/span>find<\/span>(<\/span>'propBaths'<\/span>)<\/span>.<\/span>get<\/span>(<\/span>\"v.value\"<\/span>)<\/span>,<\/span> 10<\/span>)<\/span>;<\/span>\nvar propPrice =<\/span> parseInt<\/span>(<\/span>component.<\/span>find<\/span>(<\/span>'propPrice'<\/span>)<\/span>.<\/span>get<\/span>(<\/span>\"v.value\"<\/span>)<\/span>,<\/span> 10<\/span>)<\/span>;<\/span>\n\ncomponent.<\/span>set<\/span>(<\/span>\"v.propertyRecord.Name\"<\/span>,<\/span> component.<\/span>find<\/span>(<\/span>'propName'<\/span>)<\/span>.<\/span>get<\/span>(<\/span>\"v.value\"<\/span>)<\/span>)<\/span>;<\/span>    \ncomponent.<\/span>set<\/span>(<\/span>\"v.propertyRecord.Beds__c\"<\/span>,<\/span> propBeds)<\/span>;<\/span>\ncomponent.<\/span>set<\/span>(<\/span>\"v.propertyRecord.Baths__c\"<\/span>,<\/span> propBaths)<\/span>;<\/span>\ncomponent.<\/span>set<\/span>(<\/span>\"v.propertyRecord.Price__c\"<\/span>,<\/span> propPrice)<\/span>;<\/span>\ncomponent.<\/span>set<\/span>(<\/span>\"v.propertyRecord.Status__c\"<\/span>,<\/span> component.<\/span>find<\/span>(<\/span>'propStatus'<\/span>)<\/span>.<\/span>get<\/span>(<\/span>\"v.value\"<\/span>)<\/span>)<\/span>;<\/span>\n\nvar tempRec =<\/span> component.<\/span>find<\/span>(<\/span>\"forceRecord\"<\/span>)<\/span>;<\/span>\ntempRec.<\/span>saveRecord<\/span>(<\/span>$A.<\/span>getCallback<\/span>(<\/span>function<\/span>(<\/span>result)<\/span> {<\/span>\n    console.<\/span>log<\/span>(<\/span>result.<\/span>state)<\/span>;<\/span>\n    var resultsToast =<\/span> $A.<\/span>get<\/span>(<\/span>\"e.force:showToast\"<\/span>)<\/span>;<\/span>\n    if<\/span> (<\/span>result.<\/span>state ==<\/span>=<\/span> \"SUCCESS\"<\/span>)<\/span> {<\/span>\n        resultsToast.<\/span>setParams<\/span>(<\/span>{<\/span>\n            \"title\"<\/span>:<\/span> \"Saved\"<\/span>,<\/span>\n            \"message\"<\/span>:<\/span> \"The record was saved.\"<\/span>\n        }<\/span>)<\/span>;<\/span>\n        resultsToast.<\/span>fire<\/span>(<\/span>)<\/span>;<\/span>                \n    }<\/span> else<\/span> if<\/span> (<\/span>result.<\/span>state ==<\/span>=<\/span> \"ERROR\"<\/span>)<\/span> {<\/span>\n        console.<\/span>log<\/span>(<\/span>'Error: '<\/span> +<\/span> JSON.<\/span>stringify<\/span>(<\/span>result.<\/span>error)<\/span>)<\/span>;<\/span>\n        resultsToast.<\/span>setParams<\/span>(<\/span>{<\/span>\n            \"title\"<\/span>:<\/span> \"Error\"<\/span>,<\/span>\n            \"message\"<\/span>:<\/span> \"There was an error saving the record: \"<\/span> +<\/span> JSON.<\/span>stringify<\/span>(<\/span>result.<\/span>error)<\/span>\n        }<\/span>)<\/span>;<\/span>\n        resultsToast.<\/span>fire<\/span>(<\/span>)<\/span>;<\/span>\n    }<\/span> else<\/span> {<\/span>\n        console.<\/span>log<\/span>(<\/span>'Unknown problem, state: '<\/span> +<\/span> result.<\/span>state +<\/span> ', error: '<\/span> +<\/span> JSON.<\/span>stringify<\/span>(<\/span>result.<\/span>error)<\/span>)<\/span>;<\/span>\n    }<\/span>\n}<\/span>)<\/span>)<\/span>;<\/span>\n<\/code><\/pre>\n
        \n
        \n
        \u5f53\u6211\u4eec\u4fdd\u5b58\u8bb0\u5f55\u65f6\uff0c\u6211\u4eec\u786e\u4fdd\u5b57\u6bb5\u7c7b\u578b\u7684\u503c\u662f\u6b63\u786e\u7684\u3002 Beds__c\uff0cBaths__c\u548cPrice__c\u90fd\u88ab\u8bbe\u7f6e\u4e3aProperty_c\u5bf9\u8c61\u4e2d\u7684\u6574\u6570\u3002\u56e0\u6b64\uff0c\u5f53\u6211\u4eec\u4ece\u8f93\u5165\u4e2d\u83b7\u53d6\u503c\u65f6\uff0c\u6211\u4eec\u4f7f\u7528parseInt JavaScript\u65b9\u6cd5\u5c06\u5176\u4ece\u4e00\u4e2a\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u4e00\u4e2a\u6574\u6570\u3002\u4e00\u65e6\u8f6c\u6362\uff0c\u6211\u4eec\u66f4\u65b0propertyRecord\u5c5e\u6027\u4e2d\u7684\u503c\u4ee5\u53ca\u6765\u81ea\u5176\u4ed6\u8868\u5355\u5b57\u6bb5\u7684\u503c\u3002<\/p>\n
        \u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u4f7f\u7528tempRec\u7684\u53d8\u91cf\u8d4b\u503c\u6765\u8c03\u7528saveRecord\u7684force\uff1arecordData\u65b9\u6cd5\uff0c\u4ee5\u5c06\u8bb0\u5f55\u7684\u65b0\u503c\u4fdd\u5b58\u56deSalesforce\u3002\u54e6\uff0c\u6211\u4eec\u662f\u5426\u63d0\u5230\u8fc7\u90a3\u662f\uff1f\u771f\u7684\uff0ctempRec.saveRecord\uff08\uff09\uff0c\u6211\u4eec\u5b8c\u6210\u4e86\uff01<\/p>\n
        \u5f53\u7136\uff0c\u5728saveRecord\u65b9\u6cd5\u7684\u56de\u8c03\u4e2d\u8fd8\u6709\u66f4\u591a\u3002\u786e\u4fdd\u8bb0\u5f55\u6210\u529f\u4fdd\u5b58\u540e\uff0c\u6211\u4eec\u5410\u51fa\u4e00\u676f\u795d\u9152\u8bcd\uff0c\u8ba9\u7528\u6237\u77e5\u9053\u4fdd\u5b58\u662f\u5426\u594f\u6548\u3002<\/p>\n<\/div>\n<\/div>\n<\/li>\n
      3. \u4fdd\u5b58PropertyDialogController.js\u5e76\u5207\u6362\u56dePropertyDialog\u7ec4\u4ef6\u3002<\/li>\n
      4. \u5c06 onclick=\"{!c.saveRecord}\"<\/code> \u6dfb\u52a0\u5230\u63d0\u4ea4\u5bf9\u8bdd\u6846\u7684lightning:button<\/code>\u00a0 \u00a0(\u6807\u7b7e\u4e3a\u201csubmit\u201d\u7684\u6309\u94ae).<\/li>\n
      5. \u4fdd\u5b58\u6587\u4ef6\u3002<\/li>\n<\/ol>\n
        <\/a>\u5bfc\u822a\u5230\u4fdd\u5b58\u540e\u7684\u65b0\u8bb0\u5f55<\/h2>\n
        \u8bb0\u5f55\u4fdd\u5b58\u540e\uff0c\u6211\u4eec\u4e0d\u5e0c\u671b\u5bf9\u8bdd\u6846\u5750\u5728\u90a3\u91cc\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u53ef\u4ee5\u9009\u62e9\uff1a\u5bfc\u822a\u5230\u201c\u5c5e\u6027\u201d\u5217\u8868\u6216\u65b0\u521b\u5efa\u7684\u8bb0\u5f55\u3002\u8ba9\u6211\u4eec\u505a\u4e00\u4e2a\u884c\u653f\u51b3\u5b9a\uff0c\u5e76\u5bfc\u822a\u5230\u65b0\u521b\u5efa\u7684\u8bb0\u5f55\u3002<\/p>\n
          \n
        1. \u5728\u5f00\u53d1\u4eba\u5458\u63a7\u5236\u53f0\u4e2d\uff0c\u5355\u51fb\u4fa7\u9762\u5bfc\u822a\u680f\u4e2d\u7684\u201c\u52a9\u624b\u201d\u4ee5\u5c06\u52a9\u624b\u6587\u4ef6\u6dfb\u52a0\u5230\u7ec4\u4ef6\u3002\n
          \u5f53\u60a8\u6700\u521d\u5f00\u59cb\u6784\u5efaLightning\u7ec4\u4ef6\u65f6\uff0c\u5c06\u6240\u6709JavaScript\u51fd\u6570\u653e\u5728\u63a7\u5236\u5668\u6587\u4ef6\u4e2d\u611f\u89c9\u5f88\u81ea\u7136\u3002\u4f46\u662f\uff0c\u5728\u63a7\u5236\u5668\u6587\u4ef6\u4e2d\uff0c\u4e0d\u80fd\u4ece\u53e6\u4e00\u4e2a\u51fd\u6570\u8c03\u7528\u4e00\u4e2a\u51fd\u6570\u3002\u6240\u4ee5\uff0c\u5728\u6211\u4eec\u7684\u4f8b\u5b50\u4e2d\uff0c\u5982\u679c\u6211\u4eec\u6784\u5efa\u4e86\u4e00\u4e2a\u5bfc\u822a\u5230\u8bb0\u5f55\u7684\u51fd\u6570\uff0c\u6211\u4eec\u4e0d\u80fd\u4ecesaveRecord\u51fd\u6570\u4e2d\u8c03\u7528\u5b83\u3002\u8fd9\u610f\u5473\u7740\u6211\u4eec\u5fc5\u987b\u5c06\u6574\u4e2a\u529f\u80fd\u5199\u5165saveRecord\u51fd\u6570\u3002\u8fd9\u5f88\u7cdf\u7cd5 – \u8fd9\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6211\u4eec\u5728\u7a0d\u540e\u7684\u51fd\u6570\u4e2d\u91cd\u590d\u6211\u4eec\u7684\u4ee3\u7801\u3002\u56e0\u6b64\uff0c\u5c06\u4efb\u4f55\u53ef\u80fd\u9700\u8981\u8c03\u7528\u591a\u6b21\u6216\u4ece\u53e6\u4e00\u4e2a\u51fd\u6570\u4e2d\u8c03\u7528\u7684\u4efb\u4f55\u4e1c\u897f\u653e\u5230\u5e2e\u52a9\u7a0b\u5e8f\u6587\u4ef6\u4e2d\u662f\u4e00\u79cd\u66f4\u597d\u7684\u505a\u6cd5\u3002<\/li>\n
        2. \u5c06\u5e2e\u52a9\u7a0b\u5e8f\u6587\u4ef6\u7684\u9ed8\u8ba4\u5185\u5bb9\u66ff\u6362\u4e3a\uff1a\n
          (<\/span>{<\/span>\n    navigateTo:<\/span> function<\/span>(<\/span>component,<\/span> recId)<\/span> {<\/span>\n        var navEvt =<\/span> $A.<\/span>get<\/span>(<\/span>\"e.force:navigateToSObject\"<\/span>)<\/span>;<\/span>\n        navEvt.<\/span>setParams<\/span>(<\/span>{<\/span>\n            \"recordId\"<\/span>:<\/span> recId\n        }<\/span>)<\/span>;<\/span>\n        navEvt.<\/span>fire<\/span>(<\/span>)<\/span>;<\/span>\n    }<\/span>\n}<\/span>)<\/span>\n<\/code><\/pre>\n
          \n
          \u8fd9\u4e2a\u51fd\u6570\u53ea\u662f\u8c03\u7528\u5185\u7f6e\u7684\u5e73\u53f0\u4e8b\u4ef6force\uff1anavigateToSObject\uff0c\u4f20\u9012\u6211\u4eec\u4ecerecordSave\u7684\u56de\u8c03\u4e2d\u5f97\u5230\u7684recordId\u3002<\/div>\n<\/div>\n<\/li>\n
        3. \u4fdd\u5b58\u6587\u4ef6\u3002<\/li>\n
        4. \u5207\u6362\u56dePropertyDialogController.js\u3002<\/li>\n
        5. \u5728resultsToast.fire\uff08\uff09\u4e4b\u540e\u7684\u65b0\u884c\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\uff1a\u5728\u56de\u8c03\u7684\u6210\u529f\u72b6\u6001\uff08\u5728\u7b2c40\u884c\u9644\u8fd1\uff09\uff1a\n
          var recId =<\/span> result.<\/span>recordId;<\/span>\nhelper.<\/span>navigateTo<\/span>(<\/span>component,<\/span> recId)<\/span>;<\/span>\n<\/code><\/pre>\n<\/li>\n
        6. \u4fdd\u5b58\u6587\u4ef6\uff0c\u7136\u540e\u8fd4\u56de\u5230\u60a8\u7684\u7ec4\u7ec7\u5e76\u5237\u65b0\u5c5e\u6027\u8be6\u7ec6\u4fe1\u606f\u9875\u9762\u3002<\/li>\n
        7. \u7528\u8fd9\u4e9b\u503c\u586b\u5199\u8868\u5355\uff1a\n