{"id":208057,"date":"2025-07-08T08:35:21","date_gmt":"2025-07-08T00:35:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/208057\/"},"modified":"2025-07-08T08:35:21","modified_gmt":"2025-07-08T00:35:21","slug":"%e4%bd%bf%e7%94%a8-fyne-%e5%b0%86%e5%88%97%e8%a1%a8%e5%b0%8f%e9%83%a8%e4%bb%b6%e7%bb%91%e5%ae%9a%e5%88%b0%e7%bb%93%e6%9e%84%e5%88%87%e7%89%87","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208057\/","title":{"rendered":"\u4f7f\u7528 Fyne \u5c06\u5217\u8868\u5c0f\u90e8\u4ef6\u7ed1\u5b9a\u5230\u7ed3\u6784\u5207\u7247"},"content":{"rendered":"

<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u4f7f\u7528 Fyne \u5c06\u5217\u8868\u5c0f\u90e8\u4ef6\u7ed1\u5b9a\u5230\u7ed3\u6784\u5207\u7247<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-28 13:03:37<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898\u662f<\/span>\u300a\u4f7f\u7528 Fyne \u5c06\u5217\u8868\u5c0f\u90e8\u4ef6\u7ed1\u5b9a\u5230\u7ed3\u6784\u5207\u7247\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8eGolang<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span><\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u6211\u6709\u4e00\u4e2a\u6570\u636e\u9879\u96c6\u5408\uff0c\u5e76\u5c1d\u8bd5\u4f7f\u7528 fyne \u7ec4\u5408\u4e00\u4e2a gui \u6765\u7f16\u8f91\u8be5\u96c6\u5408\u3002\u6211\u5df2\u7ecf\u5f04\u6e05\u695a\u5982\u4f55\u4f7f\u7528\u7ed1\u5b9a\u6765\u663e\u793a\u96c6\u5408\uff0c\u4f46\u6211\u4e0d\u77e5\u9053\u5982\u4f55\u624d\u80fd\u7f16\u8f91\u9879\u76ee\u3002<\/p>\n

\u8fd9\u662f\u6211\u6240\u62e5\u6709\u7684\u7a0d\u5fae\u7b80\u5316\u7684\u7248\u672c\uff1a<\/p>\n

type item struct {\n  name string\n  slot1 bool\n  slot2 bool\n}\n\ntype itemlist struct {\n  items []item\n}<\/pre>\n
\u6211\u4e0d\u4f1a\u5c55\u793a\u5b83\u4eec\uff0c\u4f46\u6211\u5df2\u5411\u8fd9\u4e24\u79cd\u7c7b\u578b\u6dfb\u52a0\u4e86\u65b9\u6cd5\uff0c\u4ee5\u4fbf\u524d\u8005\u5b9e\u73b0 binding.dataitem<\/code>\uff0c\u540e\u8005\u5b9e\u73b0 binding.datalist<\/code>\u3002<\/p>\n
\u73b0\u5728\u8fdb\u884c\u663e\u793a\uff1a<\/p>\n
var dataList := ItemList{\n ...\n ...\n}\n\nlist := NewListWithData(\n        dataList,\n        func() fyne.CanvasObject {\n           label := widget.NewLabel(\"placeholder\")\n           c1 := widget.NewCheck(\"\", func(bool) {})\n           c2 := widget.NewCheck(\"\", func(bool) {})\n           return container.NewHBox(label, c1, c2)\n        },\n        func(di binding.DatItem, obj fyne.CanvasObject) {\n           ct := obj.(*fyne.Container)\n           label := ct.Objects[0].(*widget.Label)\n           c1 := ct.Objects[1].(*widget.Check)\n           c2 := ct.Objects[2].(*widget.Check)\n           item := di.(Item)\n           label.SetText(item.Name)\n           c1.SetChecked(item.Slot1)\n           c2.SetChecked(item.Slot2)\n        },\n}<\/pre>\n
\u6211\u6000\u7591\u6b64\u65f6\u6211\u9700\u8981\u505a\u7c7b\u4f3c values := binding.bindstruct(&item)<\/code> \u4e4b\u7c7b\u7684\u4e8b\u60c5\uff0c\u4f46\u5982\u679c\u6211\u8fd9\u6837\u505a\uff0c\u6211\u4e0d\u77e5\u9053\u5982\u4f55\u5c06\u5b83\u4eec\u653e\u5165\u6807\u7b7e\u5e76\u68c0\u67e5\u5c0f\u90e8\u4ef6\u3002<\/p>\n
 <\/p>\n
\u6b63\u786e\u7b54\u6848<\/h2>\n
 <\/p>\n
\u60a8\u9700\u8981\u5c06\u8f93\u5165\u63a7\u4ef6\u8fde\u63a5\u5230\u7ed1\u5b9a\uff08\u7ed3\u6784\u4f53\u7684\u9879\u76ee\u901a\u8fc7 di<\/code> \u4f20\u5165\uff09\u3002\u5982\u679c\u60a8\u5df2\u7ecf\u62e5\u6709 Item<\/code> \u4e2d\u7684\u65b9\u6cd5\u6765\u8bbf\u95ee\u7ed1\u5b9a\u7684\u5b50\u9879\uff0c\u90a3\u4e48\u60a8\u5df2\u7ecf\u5b8c\u6210\u4e86\u5927\u90e8\u5206\u5de5\u4f5c\u3002<\/p>\n
\u8981\u8fde\u63a5\u7f16\u8f91\u529f\u80fd\uff0c\u8bf7\u5c06 label.SetText(...)<\/code> \u66ff\u6362\u4e3a label.Bind(...)<\/code> \u5e76\u5c06 c1.SetChecked(...)<\/code> \u66ff\u6362\u4e3a c1.Bind(...)<\/code>\u3002\u8fd9\u5c06\u8bbe\u7f6e\u5f53\u524d\u503c\u548c<\/p>\n
\u4f60\u597d\uff0c\u540c\u6837\u7684\u60c5\u51b5\uff0c\u628a\u4e66\u770b\u4e86\u4e24\u904d\u3002\u6211\u60f3\u5236\u4f5c\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7ed3\u6784\u7684\u7ed1\u5b9a\u5217\u8868\uff0c\u4f46\u4e66\u4e2d\u548c\u4e92\u8054\u7f51\u4e0a\u7f3a\u4e4f\u793a\u4f8b\uff0c\u8fd9\u4f7f\u5f97\u4e8b\u60c5\u53d8\u5f97\u975e\u5e38\u56f0\u96be\u3002 \u5982\u679c\u6709\u4eba\u53ef\u4ee5\u5236\u4f5c\u4e00\u4e2a\u5173\u4e8e\u5982\u4f55\u5b9e\u73b0 DataItem\u3001DataList\u3001DataStruct \u5e76\u5c06\u5176\u4e0e\u4e00\u4e9b\u5c0f\u90e8\u4ef6\u8fde\u63a5\u8d77\u6765\u7684\u5b98\u65b9\u6559\u7a0b\uff0c\u90a3\u5c31\u592a\u9177\u4e86\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\u4e86\uff0c\u662f\u5426\u6709\u987a\u5229\u5e2e\u52a9\u4f60\u89e3\u51b3\u95ee\u9898\uff1f\u82e5\u662f\u80fd\u7ed9\u4f60\u5e26\u6765\u5b66\u4e60\u4e0a\u7684\u5e2e\u52a9\uff0c\u8bf7\u5927\u5bb6\u591a\u591a\u652f\u6301\uff01\u66f4\u591a\u5173\u4e8eGolang\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e5f\u53ef\u5173\u6ce8\u516c\u4f17\u53f7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f53\u524d\u4f4d\u7f6e\uff1a > > ...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-208057","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208057","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=208057"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208057\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=208057"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=208057"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=208057"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}