{"id":204676,"date":"2025-05-29T09:25:18","date_gmt":"2025-05-29T01:25:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/204676\/"},"modified":"2025-05-29T09:25:18","modified_gmt":"2025-05-29T01:25:18","slug":"pyqt5-%e4%b8%ad-qlabel-%e5%9b%be%e7%89%87%e7%bc%a9%e6%94%be%e5%92%8c%e6%98%be%e7%a4%ba%ef%bc%9a%e5%a6%82%e4%bd%95%e8%8e%b7%e5%8f%96%e5%ae%9e%e9%99%85%e5%b0%ba%e5%af%b8%e5%92%8c%e5%9d%90%e6%a0%87","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/204676\/","title":{"rendered":"PyQt5 \u4e2d QLabel \u56fe\u7247\u7f29\u653e\u548c\u663e\u793a\uff1a\u5982\u4f55\u83b7\u53d6\u5b9e\u9645\u5c3a\u5bf8\u548c\u5750\u6807\uff0c\u4ee5\u53ca\u5b9e\u73b0\u81ea\u9002\u5e94\u663e\u793a\uff1f"},"content":{"rendered":"<p><b><\/b>     <\/p>\n<h1>PyQt5 \u4e2d QLabel \u56fe\u7247\u7f29\u653e\u548c\u663e\u793a\uff1a\u5982\u4f55\u83b7\u53d6\u5b9e\u9645\u5c3a\u5bf8\u548c\u5750\u6807\uff0c\u4ee5\u53ca\u5b9e\u73b0\u81ea\u9002\u5e94\u663e\u793a\uff1f<\/h1>\n<p>\u6587\u7ae0\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300aPyQt5 \u4e2d QLabel \u56fe\u7247\u7f29\u653e\u548c\u663e\u793a\uff1a\u5982\u4f55\u83b7\u53d6\u5b9e\u9645\u5c3a\u5bf8\u548c\u5750\u6807\uff0c\u4ee5\u53ca\u5b9e\u73b0\u81ea\u9002\u5e94\u663e\u793a\uff1f\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241113\/17314596546733fa4693d67.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>\u5982\u4f55\u5728 pyqt5 \u4e2d\u5904\u7406 qlabel \u7684\u56fe\u7247\u7f29\u653e\u548c\u663e\u793a\u95ee\u9898\uff1f <\/strong><\/p>\n<p><strong>\u95ee\u98981\uff1a\u83b7\u53d6qlabel \u663e\u793a\u56fe\u7247\u7684\u5b9e\u9645\u5c3a\u5bf8\u548c\u5750\u6807<\/strong><\/p>\n<p>\u5728\u5c06qlabel \u7684setscaledcontents \u8bbe\u4e3atrue \u540e\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u83b7\u53d6\u56fe\u7247\u7684\u5b9e\u9645\u663e\u793a\u5c3a\u5bf8\u548c\u5750\u6807\uff1a<\/p>\n<pre>label_size = label.size()\nlabel_width, label_height = label_size.width(), label_size.height()<\/pre>\n<p><strong>\u95ee\u98982\uff1aqpixmap \u81ea\u9002\u5e94\u663e\u793a\u56fe\u7247<\/strong><\/p>\n<p>\u8981\u4f7f\u7528qpixmap 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