{"id":8821,"date":"2026-06-29T16:52:44","date_gmt":"2026-06-29T08:52:44","guid":{"rendered":"https:\/\/support.fuxinsoft.cn\/?p=8821"},"modified":"2026-07-22T16:53:45","modified_gmt":"2026-07-22T08:53:45","slug":"websdk-%e8%a1%a8%e5%8d%95%e4%bf%ae%e6%94%b9%e4%ba%8b%e4%bb%b6%e7%9b%91%e5%90%ac%ef%bc%88ondatachanged%ef%bc%89","status":"publish","type":"post","link":"https:\/\/support.fuxinsoft.cn\/?p=8821","title":{"rendered":"WebSDK \u8868\u5355\u4fee\u6539\u4e8b\u4ef6\u76d1\u542c\uff08onDataChanged\uff09"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"8821\" class=\"elementor elementor-8821\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8c0a3f7 e-flex e-con-boxed e-con e-parent\" data-id=\"8c0a3f7\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7497907 elementor-widget elementor-widget-text-editor\" data-id=\"7497907\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"2\" style=\"margin: 0px 0px 10px; padding: 0px; font-weight: bold; cursor: text; position: relative; font-size: 24px; border-bottom: 1px solid #cccccc; color: black; font-family: Helvetica, arial, sans-serif;\">\u6982\u8ff0<\/h2><p id=\"4\" style=\"margin: 15px 0px; color: #333333; font-family: Helvetica, arial, sans-serif; font-size: 14px;\">\u5728 PDF WebSDK \u4e2d\uff0c<code style=\"margin: 0px 2px; padding: 0px 5px; white-space: nowrap; border: 1px solid #eaeaea; background-color: #f8f8f8; border-radius: 3px;\">FormFillerService<\/code> \u63d0\u4f9b\u4e86 <code style=\"margin: 0px 2px; padding: 0px 5px; white-space: nowrap; border: 1px solid #eaeaea; background-color: #f8f8f8; border-radius: 3px;\">onDataChanged<\/code> \u4e8b\u4ef6\uff0c\u7528\u4e8e<strong>\u5b9e\u65f6\u76d1\u542c PDF \u8868\u5355\u5b57\u6bb5\u7684\u6570\u636e\u53d8\u66f4<\/strong>\u3002\u5f53\u7528\u6237\u5728\u8868\u5355\u63a7\u4ef6\u4e2d\u4fee\u6539\u5185\u5bb9\uff08\u8f93\u5165\u6587\u672c\u3001\u52fe\u9009\u590d\u9009\u6846\u3001\u9009\u62e9\u4e0b\u62c9\u9879\u7b49\uff09\u65f6\uff0cSDK \u4f1a\u81ea\u52a8\u89e6\u53d1\u8be5\u4e8b\u4ef6\uff0c\u56de\u8c03\u4e2d\u643a\u5e26\uff1a<\/p><ul id=\"6\" style=\"margin: 15px 0px; padding-left: 30px; color: #333333; font-family: Helvetica, arial, sans-serif; font-size: 14px;\"><li id=\"6\" style=\"margin: 0px 0px 15px;\">\u5f53\u524d PDF \u6587\u6863\u5bf9\u8c61<\/li><li id=\"7\" style=\"margin: 15px 0px 0px;\">\u88ab\u4fee\u6539\u7684 Widget \u6807\u8bc6\uff08\u9875\u7d22\u5f15 + \u5bf9\u8c61\u7f16\u53f7\uff09<\/li><\/ul><p id=\"9\" style=\"margin: 15px 0px; color: #333333; font-family: Helvetica, arial, sans-serif; font-size: 14px;\">\u5f00\u53d1\u8005\u53ef\u4ee5\u5728\u56de\u8c03\u4e2d\u83b7\u53d6\u5177\u4f53\u7684\u6ce8\u91ca\uff08Annotation\uff09\u3001\u8868\u5355\u5b57\u6bb5\uff08Field\uff09\u53ca\u5176\u6700\u65b0\u503c\uff0c\u5b9e\u73b0\u6570\u636e\u540c\u6b65\u3001\u81ea\u52a8\u4fdd\u5b58\u3001\u8868\u5355\u6821\u9a8c\u7b49\u4e1a\u52a1\u903b\u8f91\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a4e1c8 elementor-widget elementor-widget-text-editor\" data-id=\"6a4e1c8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2 id=\"34\" style=\"margin: 20px 0px 10px;padding: 0px;font-weight: bold;cursor: text;position: relative;font-size: 24px;border-bottom: 1px solid #cccccc;color: black;font-family: Helvetica, arial, sans-serif\">\u53c2\u8003\u4ee3\u7801<\/h2><div id=\"36\" class=\"lang-javascript editor-colors\" style=\"color: #333333;font-size: 14px;font-weight: 400\"><div class=\"javascript\"><pre style=\"margin: 15px 0px;background-color: #f8f8f8;border: 1px solid #cccccc;font-size: 13px;line-height: 19px;overflow: auto;padding: 6px 10px;border-radius: 3px\"><span class=\"comment\" style=\"color: #008000\">\/\/ 1. \u83b7\u53d6 PDFViewer \u548c\u5f53\u524d\u6587\u6863<\/span>\n<span class=\"keyword\" style=\"color: #0000ff\">var<\/span> pdfViewer = await pdfui.getPDFViewer();\n<span class=\"keyword\" style=\"color: #0000ff\">var<\/span> doc = await pdfui.getCurrentPDFDoc();\n\n<span class=\"comment\" style=\"color: #008000\">\/\/ 2. \u83b7\u53d6\u8868\u5355\u670d\u52a1\u5b9e\u4f8b<\/span>\n<span class=\"keyword\" style=\"color: #0000ff\">var<\/span> service = await pdfViewer.getFormFillerService();\n\n<span class=\"comment\" style=\"color: #008000\">\/\/ 3. \u6ce8\u518c\u8868\u5355\u6570\u636e\u53d8\u66f4\u76d1\u542c<\/span>\nservice.onDataChanged(async (doc, widgetId) =&gt; {\n    <span class=\"comment\" style=\"color: #008000\">\/\/ widgetId \u5305\u542b\uff1a<\/span>\n    <span class=\"comment\" style=\"color: #008000\">\/\/   widgetId.pageIndex  \u2014 \u6240\u5728\u9875\u7d22\u5f15\uff08\u4ece 0 \u5f00\u59cb\uff09<\/span>\n    <span class=\"comment\" style=\"color: #008000\">\/\/   widgetId.objNumber  \u2014 \u6ce8\u91ca\u5bf9\u8c61\u7684\u7f16\u53f7<\/span>\n\n    console.log(\n        <span class=\"string\" style=\"color: #a31515\">\"\u6587\u6863: \"<\/span> + doc.info.fileName +\n        <span class=\"string\" style=\"color: #a31515\">\"  \u9875\u7801: \"<\/span> + widgetId.pageIndex +\n        <span class=\"string\" style=\"color: #a31515\">\"  \u5bf9\u8c61\u7f16\u53f7: \"<\/span> + widgetId.objNumber\n    );\n\n    <span class=\"comment\" style=\"color: #008000\">\/\/ 4. \u6839\u636e\u9875\u7d22\u5f15\u83b7\u53d6 Page<\/span>\n    <span class=\"keyword\" style=\"color: #0000ff\">var<\/span> page = await doc.getPageByIndex(widgetId.pageIndex);\n\n    <span class=\"comment\" style=\"color: #008000\">\/\/ 5. \u6839\u636e\u5bf9\u8c61\u7f16\u53f7\u83b7\u53d6\u6ce8\u91ca\uff08Annotation\uff09<\/span>\n    <span class=\"keyword\" style=\"color: #0000ff\">var<\/span> annots = await page.getAnnotsByObjectNumArray([widgetId.objNumber]);\n    console.log(<span class=\"string\" style=\"color: #a31515\">\"Annotation:\"<\/span>, annots[0]);\n\n    <span class=\"comment\" style=\"color: #008000\">\/\/ 6. \u83b7\u53d6\u8868\u5355\u5b57\u6bb5\u53ca\u5176\u5f53\u524d\u503c<\/span>\n    <span class=\"keyword\" style=\"color: #0000ff\">var<\/span> field = annots[0].getField();\n    <span class=\"keyword\" style=\"color: #0000ff\">var<\/span> value = await field.getValue();\n    console.log(<span class=\"string\" style=\"color: #a31515\">\"\u5b57\u6bb5\u503c:\"<\/span>, value);\n});\n\nconsole.log(<span class=\"string\" style=\"color: #a31515\">\"onDataChanged \u4e8b\u4ef6\u6ce8\u518c\u6210\u529f\u3002\"<\/span>);<\/pre><\/div><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6162a88 e-flex e-con-boxed e-con e-parent\" data-id=\"6162a88\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-63e44d9 e-flex e-con-boxed e-con e-parent\" data-id=\"63e44d9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e661e2d elementor-align-center elementor-widget elementor-widget-button\" data-id=\"e661e2d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/developers.fuxinsoft.cn\/free-trial\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u514d\u8d39\u7533\u8bf7 SDK \u8bd5\u7528<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>\u6982\u8ff0 \u5728 PDF WebSDK \u4e2d\uff0cFormFillerService \u63d0\u4f9b\u4e86 onDataChanged \u4e8b [&hellip;]<\/p>\n","protected":false},"author":33,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[67],"tags":[595,1102,217],"class_list":["post-8821","post","type-post","status-publish","format-standard","hentry","category-websdk","tag-websdk","tag-1102","tag-217"],"pp_statuses_selecting_workflow":false,"pp_workflow_action":"current","pp_status_selection":"publish","_links":{"self":[{"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/posts\/8821","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/users\/33"}],"replies":[{"embeddable":true,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8821"}],"version-history":[{"count":6,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/posts\/8821\/revisions"}],"predecessor-version":[{"id":9122,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=\/wp\/v2\/posts\/8821\/revisions\/9122"}],"wp:attachment":[{"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8821"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8821"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/support.fuxinsoft.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}