{"id":190,"date":"2026-03-21T22:47:21","date_gmt":"2026-03-21T14:47:21","guid":{"rendered":"https:\/\/pa.yingzhi8.cn\/index.php\/2026\/03\/21\/platforms-mac-canvas\/"},"modified":"2026-03-21T23:08:51","modified_gmt":"2026-03-21T15:08:51","slug":"platforms-mac-canvas","status":"publish","type":"post","link":"https:\/\/pa.yingzhi8.cn\/index.php\/2026\/03\/21\/platforms-mac-canvas\/","title":{"rendered":"Canvas"},"content":{"rendered":"

Canvas<\/h1>\n

Canvas\uff08macOS \u5e94\u7528\uff09<\/h1>\n

macOS \u5e94\u7528\u4f7f\u7528 WKWebView<\/code> \u5d4c\u5165\u4e00\u4e2a\u667a\u80fd\u4f53\u63a7\u5236\u7684 Canvas \u9762\u677f<\/strong>\u3002\u5b83\u662f\u4e00\u4e2a\u7528\u4e8e HTML\/CSS\/JS\u3001A2UI \u548c\u5c0f\u578b\u4ea4\u4e92\u5f0f\u754c\u9762\u7684\u8f7b\u91cf\u7ea7\u53ef\u89c6\u5316\u5de5\u4f5c\u533a\u3002<\/p>\n

Canvas \u5b58\u50a8\u4f4d\u7f6e<\/h2>\n

Canvas \u72b6\u6001\u5b58\u50a8\u5728 Application Support \u4e0b\uff1a<\/p>\n

    \n
  • ~\/Library\/Application Support\/OpenClaw\/canvas\/<session>\/...<\/code><\/li>\n<\/ul>\n

    Canvas \u9762\u677f\u901a\u8fc7\u81ea\u5b9a\u4e49 URL \u65b9\u6848<\/strong>\u63d0\u4f9b\u8fd9\u4e9b\u6587\u4ef6\uff1a<\/p>\n

      \n
    • openclaw-canvas:\/\/<session>\/<path><\/code><\/li>\n<\/ul>\n

      \u793a\u4f8b\uff1a<\/p>\n

        \n
      • openclaw-canvas:\/\/main\/<\/code> \u2192 <canvasRoot>\/main\/index.html<\/code><\/li>\n
      • openclaw-canvas:\/\/main\/assets\/app.css<\/code> \u2192 <canvasRoot>\/main\/assets\/app.css<\/code><\/li>\n
      • openclaw-canvas:\/\/main\/widgets\/todo\/<\/code> \u2192 <canvasRoot>\/main\/widgets\/todo\/index.html<\/code><\/li>\n<\/ul>\n

        \u5982\u679c\u6839\u76ee\u5f55\u4e0b\u6ca1\u6709 index.html<\/code>\uff0c\u5e94\u7528\u4f1a\u663e\u793a\u4e00\u4e2a\u5185\u7f6e\u811a\u624b\u67b6\u9875\u9762<\/strong>\u3002<\/p>\n

        \u9762\u677f\u884c\u4e3a<\/h2>\n
          \n
        • \u65e0\u8fb9\u6846\u3001\u53ef\u8c03\u6574\u5927\u5c0f\u7684\u9762\u677f\uff0c\u951a\u5b9a\u5728\u83dc\u5355\u680f\uff08\u6216\u9f20\u6807\u5149\u6807\uff09\u9644\u8fd1\u3002<\/li>\n
        • \u8bb0\u4f4f\u6bcf\u4e2a\u4f1a\u8bdd\u7684\u5927\u5c0f\/\u4f4d\u7f6e\u3002<\/li>\n
        • \u5f53\u672c\u5730 canvas \u6587\u4ef6\u66f4\u6539\u65f6\u81ea\u52a8\u91cd\u65b0\u52a0\u8f7d\u3002<\/li>\n
        • \u4e00\u6b21\u53ea\u663e\u793a\u4e00\u4e2a Canvas \u9762\u677f\uff08\u6839\u636e\u9700\u8981\u5207\u6362\u4f1a\u8bdd\uff09\u3002<\/li>\n<\/ul>\n

          \u53ef\u4ee5\u4ece\u8bbe\u7f6e \u2192 \u5141\u8bb8 Canvas<\/strong> \u7981\u7528 Canvas\u3002\u7981\u7528\u65f6\uff0ccanvas \u8282\u70b9\u547d\u4ee4\u8fd4\u56de CANVAS_DISABLED<\/code>\u3002<\/p>\n

          \u667a\u80fd\u4f53 API \u63a5\u53e3<\/h2>\n

          Canvas \u901a\u8fc7 Gateway \u7f51\u5173 WebSocket<\/strong> \u66b4\u9732\uff0c\u56e0\u6b64\u667a\u80fd\u4f53\u53ef\u4ee5\uff1a<\/p>\n

            \n
          • \u663e\u793a\/\u9690\u85cf\u9762\u677f<\/li>\n
          • \u5bfc\u822a\u5230\u8def\u5f84\u6216 URL<\/li>\n
          • \u6267\u884c JavaScript<\/li>\n
          • \u6355\u83b7\u5feb\u7167\u56fe\u50cf<\/li>\n<\/ul>\n

            CLI \u793a\u4f8b\uff1a<\/p>\n

            “`bash theme={“theme”:{“light”:”min-light”,”dark”:”min-dark”}}
            \nopenclaw nodes canvas present –node
            \nopenclaw nodes canvas navigate –node –url “\/”
            \nopenclaw nodes canvas eval –node –js “document.title”
            \nopenclaw nodes canvas snapshot –node <\/p>\n

            \n\u6ce8\u610f\u4e8b\u9879\uff1a\n\n* `canvas.navigate` \u63a5\u53d7**\u672c\u5730 canvas \u8def\u5f84**\u3001`http(s)` URL \u548c `file:\/\/` URL\u3002\n* \u5982\u679c\u4f20\u9012 `"\/"`\uff0cCanvas \u4f1a\u663e\u793a\u672c\u5730\u811a\u624b\u67b6\u6216 `index.html`\u3002\n\n## Canvas \u4e2d\u7684 A2UI\n\nA2UI \u7531 Gateway \u7f51\u5173 canvas \u4e3b\u673a\u6258\u7ba1\u5e76\u5728 Canvas \u9762\u677f\u5185\u6e32\u67d3\u3002\n\u5f53 Gateway \u7f51\u5173\u5e7f\u64ad Canvas \u4e3b\u673a\u65f6\uff0cmacOS \u5e94\u7528\u5728\u9996\u6b21\u6253\u5f00\u65f6\u81ea\u52a8\u5bfc\u822a\u5230 A2UI \u4e3b\u673a\u9875\u9762\u3002\n\n\u9ed8\u8ba4 A2UI \u4e3b\u673a URL\uff1a\n\n<\/code><\/pre>\n
            http:\/\/:18793\/openclaw<\/strong>\/a2ui\/<\/p>\n
            \n### A2UI \u547d\u4ee4\uff08v0.8\uff09\n\nCanvas \u76ee\u524d\u63a5\u53d7 **A2UI v0.8** \u670d\u52a1\u5668\u2192\u5ba2\u6237\u7aef\u6d88\u606f\uff1a\n\n* `beginRendering`\n* `surfaceUpdate`\n* `dataModelUpdate`\n* `deleteSurface`\n\n`createSurface`\uff08v0.9\uff09\u4e0d\u53d7\u652f\u6301\u3002\n\nCLI \u793a\u4f8b\uff1a\n\n```bash  theme={"theme":{"light":"min-light","dark":"min-dark"}}\ncat > \/tmp\/a2ui-v0.8.jsonl <<'EOFA2'\n{"surfaceUpdate":{"surfaceId":"main","components":[{"id":"root","component":{"Column":{"children":{"explicitList":["title","content"]}}}},{"id":"title","component":{"Text":{"text":{"literalString":"Canvas (A2UI v0.8)"},"usageHint":"h1"}}},{"id":"content","component":{"Text":{"text":{"literalString":"If you can read this, A2UI push works."},"usageHint":"body"}}}]}}\n{"beginRendering":{"surfaceId":"main","root":"root"}}\nEOFA2\n\nopenclaw nodes canvas a2ui push --jsonl \/tmp\/a2ui-v0.8.jsonl --node <id>\n<\/code><\/pre>\n
            \u5feb\u901f\u6d4b\u8bd5\uff1a<\/p>\n
            “`bash  theme={“theme”:{“light”:”min-light”,”dark”:”min-dark”}}
            \nopenclaw nodes canvas a2ui push –node  –text “Hello from A2UI”<\/p>\n
            \n## \u4ece Canvas \u89e6\u53d1\u667a\u80fd\u4f53\u8fd0\u884c\n\nCanvas \u53ef\u4ee5\u901a\u8fc7\u6df1\u5c42\u94fe\u63a5\u89e6\u53d1\u65b0\u7684\u667a\u80fd\u4f53\u8fd0\u884c\uff1a\n\n* `openclaw:\/\/agent?...`\n\n\u793a\u4f8b\uff08\u5728 JS \u4e2d\uff09\uff1a\n\n```js  theme={"theme":{"light":"min-light","dark":"min-dark"}}\nwindow.location.href = "openclaw:\/\/agent?message=Review%20this%20design";\n<\/code><\/pre>\n
            \u9664\u975e\u63d0\u4f9b\u6709\u6548\u5bc6\u94a5\uff0c\u5426\u5219\u5e94\u7528\u4f1a\u63d0\u793a\u786e\u8ba4\u3002<\/p>\n
            \u5b89\u5168\u6ce8\u610f\u4e8b\u9879<\/h2>\n
              \n
            • Canvas \u65b9\u6848\u963b\u6b62\u76ee\u5f55\u904d\u5386\uff1b\u6587\u4ef6\u5fc5\u987b\u4f4d\u4e8e\u4f1a\u8bdd\u6839\u76ee\u5f55\u4e0b\u3002<\/li>\n
            • \u672c\u5730 Canvas \u5185\u5bb9\u4f7f\u7528\u81ea\u5b9a\u4e49\u65b9\u6848\uff08\u4e0d\u9700\u8981 loopback \u670d\u52a1\u5668\uff09\u3002<\/li>\n
            • \u4ec5\u5728\u663e\u5f0f\u5bfc\u822a\u65f6\u5141\u8bb8\u5916\u90e8 http(s)<\/code> URL\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"
              Canvas Canvas\uff08macOS \u5e94\u7528\uff09 macOS \u5e94\u7528\u4f7f\u7528 WKWebView \u5d4c\u5165\u4e00\u4e2a\u667a\u80fd\u4f53\u63a7\u5236\u7684 […]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-190","post","type-post","status-publish","format-standard","hentry","category-docs"],"_links":{"self":[{"href":"https:\/\/pa.yingzhi8.cn\/index.php\/wp-json\/wp\/v2\/posts\/190","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pa.yingzhi8.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/pa.yingzhi8.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/pa.yingzhi8.cn\/index.php\/wp-json\/wp\/v2\/comments?post=190"}],"version-history":[{"count":1,"href":"https:\/\/pa.yingzhi8.cn\/index.php\/wp-json\/wp\/v2\/posts\/190\/revisions"}],"predecessor-version":[{"id":485,"href":"https:\/\/pa.yingzhi8.cn\/index.php\/wp-json\/wp\/v2\/posts\/190\/revisions\/485"}],"wp:attachment":[{"href":"https:\/\/pa.yingzhi8.cn\/index.php\/wp-json\/wp\/v2\/media?parent=190"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/pa.yingzhi8.cn\/index.php\/wp-json\/wp\/v2\/categories?post=190"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/pa.yingzhi8.cn\/index.php\/wp-json\/wp\/v2\/tags?post=190"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}