{"id":480,"date":"2023-09-17T22:41:19","date_gmt":"2023-09-18T05:41:19","guid":{"rendered":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/?p=480"},"modified":"2023-09-17T22:41:19","modified_gmt":"2023-09-18T05:41:19","slug":"net-8-%e4%b8%ad%e7%9a%84-wpf-file-dialog%e6%94%b9%e8%bf%9b","status":"publish","type":"post","link":"https:\/\/devblogs.microsoft.com\/dotnet-ch\/net-8-%e4%b8%ad%e7%9a%84-wpf-file-dialog%e6%94%b9%e8%bf%9b\/","title":{"rendered":".NET 8 \u4e2d\u7684 WPF File Dialog\u6539\u8fdb"},"content":{"rendered":"

\u672c\u7bc7\u7ffb\u8bd1\u4e8eDipesh Kumar\u7684\u6587\u7ae0WPF File Dialog Improvements in .NET 8 – .NET Blog (microsoft.com)<\/a><\/p>\n

 <\/p>\n

\u6211\u4eec\u5f88\u9ad8\u5174\u5ba3\u5e03\u4ece .NET 8 Preview 7 \u5f00\u59cb\uff0c\u5bf9 WPF \u4e2d\u7684\u901a\u7528\u6587\u4ef6\u5bf9\u8bdd\u6846 API \u8fdb\u884c\u4e86\u4e00\u7cfb\u5217\u65b0\u7684\u6539\u8fdb\u3002\u5176\u4e2d\u5305\u62ec\u8fc4\u4eca\u4e3a\u6b62\u5b58\u50a8\u5e93\u4e2d\u6295\u7968\u6700\u591a\u7684 API \u5efa\u8bae \u2013 \u5141\u8bb8\u7528\u6237\u9009\u62e9\u6587\u4ef6\u5939\u7684 OpenFolderDialog <\/strong>\u63a7\u4ef6 \u2013 \u4ee5\u53ca\u6587\u4ef6\u5bf9\u8bdd\u6846\u4e0a\u652f\u6301\u65b0\u7684\u7528\u6237\u573a\u666f\u7684\u51e0\u4e2a\u65b0\u5c5e\u6027\uff0c\u4f8b\u5982\u5355\u72ec\u4fdd\u5b58\u72b6\u6001\u3001\u9650\u5236\u6587\u4ef6\u5939\u5bfc\u822a\u7b49\u3002<\/p>\n

\u5230\u76ee\u524d\u4e3a\u6b62\uff0cWPF \u652f\u6301 Windows Vista \u4e2d\u5f15\u5165\u7684Common Item Dialog<\/a> API\u4ee5\u53ca\u5728\u65e7\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u8fd0\u884c\u65f6\u9057\u7559\u7684 GetOpenFileName<\/a> \u548c GetSaveFileName<\/a> \u51fd\u6570\u3002\u4f5c\u4e3a\u6b64\u66f4\u65b0\u7684\u4e00\u90e8\u5206\uff0c\u7531\u4e8e.NET\u652f\u6301\u7684\u6240\u6709Windows\u7248\u672c\u90fd\u53ea\u4f7f\u7528\u8f83\u65b0\u7684API\uff0c\u56e0\u6b64\u5bf9\u8bdd\u6846\u4ee3\u7801\u88ab\u6e05\u7406\uff0c\u9057\u7559\u51fd\u6570\u7684\u57fa\u7840\u67b6\u6784\u88ab\u5220\u9664\u3002\u5728\u517c\u5bb9\u6a21\u5f0f\u4e0b\u8fd0\u884c\u7684\u5e94\u7528\u7a0b\u5e8f\u5c06\u7ee7\u7eed\u5de5\u4f5c\uff0c\u4f46\u5b83\u4eec\u5c06\u4f7f\u7528Common Item Dialog API\u6765\u5448\u73b0\u901a\u7528\u5bf9\u8bdd\u6846\u3002<\/p>\n

OpenFolderDialog<\/strong><\/h3>\n

WPF \u793e\u533a\u4e2d\u7528\u4e8e\u9009\u62e9\u6587\u4ef6\u5939\u7684\u5bf9\u8bdd\u6846\u662f\u6700\u53d7\u6b22\u8fce<\/a>\u7684\u529f\u80fd\u4e4b\u4e00\u3002\u793a\u4f8b\u7528\u4f8b\u5305\u62ec\u5728 Visual Studio \u6216 Visual Studio Code \u4e2d\u6253\u5f00\u6587\u4ef6\u5939\u3001\u5728 Outlook \u4e2d\u4fdd\u5b58\u9644\u4ef6\u3001\u5c06\u538b\u7f29\u6587\u4ef6\u89e3\u538b\u5230\u7528\u6237\u9009\u62e9\u7684\u6587\u4ef6\u5939\u4e2d\u3002\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u5f00\u53d1\u4eba\u5458\u5fc5\u987b\u4f7f\u7528 Windows Forms\u6216\u4f9d\u8d56\u7b2c\u4e09\u65b9\u5e93\u624d\u80fd\u63d0\u4f9b\u8fd9\u79cd\u4f53\u9a8c\uff0c\u8fd9\u5f15\u5165\u4e86\u4e0d\u5fc5\u8981\u7684\u4f9d\u8d56\u5173\u7cfb\u4ece\u800c\u4e0d\u9002\u5408\u73b0\u6709\u7684\u5bf9\u8bdd\u6846\u6a21\u578b\u3002<\/p>\n

\u4ece .NET 8 \u5f00\u59cb\uff0c\u6211\u4eec\u5728 WPF \u4e2d\u63d0\u4f9b\u4e86\u5bf9\u6b64\u5bf9\u8bdd\u6846\u7684\u672c\u673a\u652f\u6301\u3002\u793e\u533a\u4e2d\u5df2\u7ecf\u6709\u5f88\u591a\u5173\u4e8e\u5982\u4f55\u5c06\u6b64\u529f\u80fd\u96c6\u6210\u5230\u73b0\u6709\u6587\u4ef6\u5bf9\u8bdd\u6846\u6a21\u578b\u4e2d\u7684\u8ba8\u8bba\uff0c\u8bd5\u56fe\u5e73\u8861\u517c\u5bb9\u6027\u8981\u6c42\u3001\u7b80\u6d01\u7684\u67b6\u6784\u8bbe\u8ba1\u548c\u5e95\u5c42 API \u7ed3\u6784\u3002\u6700\u7ec8\uff0c\u6211\u4eec\u51b3\u5b9a\u5728\u7ee7\u627f\u94fe\u4e2d\u5f15\u5165\u4e00\u4e2a\u65b0\u7684\u57fa\u7c7bCommonItemDialog<\/strong>\uff0c\u5176\u4e2d\u6240\u6709\u516c\u5171\u5bf9\u8bdd\u6846\u5c5e\u6027\u90fd\u88ab\u79fb\u52a8\uff1a<\/p>\n

\"Diagram<\/p>\n

\u8fd9\u4f7f\u6211\u4eec\u80fd\u591f\u4fdd\u6301\u4e0e\u73b0\u6709\u5e94\u7528\u7a0b\u5e8f\u7684\u5411\u540e\u517c\u5bb9\u3002\u6709\u5173\u8bbe\u8ba1\u548c\u8ba8\u8bba\u7684\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\u60a8\u53ef\u4ee5\u5728\u8bf7\u6c42<\/a>\u548c API \u63d0\u6848<\/a>\u4e2d\u627e\u5230\u3002<\/p>\n

\u4f7f\u7528OpenFolderDialog<\/strong>\u7c7b\u4f3c\u4e8e\u4f7f\u7528 WPF \u4e2d\u73b0\u6709\u7684\u6587\u4ef6\u5bf9\u8bdd\u6846\uff1a<\/p>\n

var<\/span> folderDialog <\/span>=<\/span> new<\/span> OpenFolderDialog<\/span>\r\n{<\/span>\r\n    Title<\/span> =<\/span> \"Select Folder\"<\/span>,<\/span>\r\n    InitialDirectory<\/span> =<\/span> Environment<\/span>.<\/span>GetFolderPath<\/span>(<\/span>Environment<\/span>.<\/span>SpecialFolder<\/span>.<\/span>ProgramFilesX86<\/span>)<\/span>\r\n};<\/span>\r\n\r\nif<\/span> (<\/span>folderDialog<\/span>.<\/span>ShowDialog<\/span>()<\/span> ==<\/span> true<\/span>)<\/span>\r\n{<\/span>\r\n    var<\/span> folderName <\/span>=<\/span> folderDialog<\/span>.<\/span>FolderName<\/span>;<\/span>\r\n    MessageBox<\/span>.<\/span>Show<\/span>(<\/span>$<\/span>\"You picked ${folderName}!\"<\/span>);<\/span>\r\n}<\/span><\/code><\/pre>\n
\u5176\u4e2dShowDialog<\/strong>\u65b9\u6cd5\u6253\u5f00\u5bf9\u8bdd\u6846\u5e76\u7b49\u5f85\u7528\u6237\u8f93\u5165\uff1a<\/p>\n
\"Screenshot<\/p>\n
\u65b0\u5bf9\u8bdd\u6846\u5c5e\u6027<\/strong><\/h3>\n
\u6211\u4eec\u8fd8\u6269\u5c55\u4e86\u5c5e\u6027\u7684\u6570\u91cf\u6765\u914d\u7f6e WPF \u4e2d\u6587\u4ef6\u5bf9\u8bdd\u6846\u7684\u884c\u4e3a\uff0c\u5c3d\u53ef\u80fd\u591a\u5730\u6db5\u76d6\u5f53\u524d\u7684\u5e95\u5c42 API\u3002\u4ee5\u4e0b\u5f3a\u8c03\u4e86\u5176\u4e2d\u7684\u4e00\u4e9b\uff1a<\/p>\n
\u60a8\u53ef\u4ee5\u5728WPF-Samples<\/a>\u5b58\u50a8\u5e93\u4e2d\u627e\u5230\u6f14\u793aOpenFolderDialog \u548c\u5176\u4ed6\u6587\u4ef6\u5bf9\u8bdd\u6846\u7528\u6cd5\u7684\u66f4\u591a\u793a\u4f8b\u3002<\/p>\n