setContextMenuPolicy\u65b9\u6cd5\u7528\u6765\u8bbe\u7f6ewidget\u83dc\u5355\u9879\u7684\u663e\u793a\u65b9\u6cd5\uff0c\u800cCustomContextMenu\u662f\u552f\u4e00\u4e0e\u90ae\u4ef6\u83dc\u5355\u6709\u5173\u7684\u53c2\u6570\uff0c\u56e0\u6b64\u8fd9\u91cc\u6211\u4eec\u5c06\u83dc\u5355\u663e\u793a\u65b9\u6cd5\u8bbe\u7f6e\u4e3a\u8be5\u7c7b\u578b\u3002\u5982\u679cwidget\u8bbe\u7f6e\u4e3aCustomContextMenu\u65f6\uff0c\u5f53\u5728\u6570\u636e\u4e0a\u70b9\u51fb\u53f3\u952e\u65f6\u5c31\u4f1a\u53d1\u9001customContextMenuRequested ( const QPoint & pos )\u4fe1\u53f7\uff0c\u8be5\u4fe1\u53f7\u8fd8\u4f1a\u6355\u6349\u5230\u70b9\u51fb\u53f3\u952e\u7684\u4f4d\u7f6e\uff0c\u5e76\u7528pos\u53c2\u6570\u6765\u5b58\u50a8\u3002\u4e0e\u6b64\u4fe1\u53f7\u5173\u8054\u7684\u69fd\u51fd\u6570\u6211\u4eec\u5b9a\u4e49\u5982\u4e0b\uff1a<\/p>\n
void studentInfo::on_stuTableWidget_customContextMenuRequested(QPoint pos)\r\n{\r\n popMenu->addAction(action);\r\n popMenu->exec(QCursor::pos());\r\n}<\/pre>\n\u6211\u4eec\u9996\u5148\u5c06\u83dc\u5355\u9009\u9879action\u6dfb\u52a0\u5230\u90ae\u4ef6\u5f39\u51fa\u83dc\u5355popMenu\u4e2d\uff0c\u518d\u901a\u8fc7exec\u65b9\u6cd5\u5728pos()\u4f4d\u7f6e\u663e\u793a\u8be5\u90ae\u4ef6\u83dc\u5355\uff0cpos()\u8fd4\u56de\u7684\u4f4d\u7f6e\u5373\u4e3a\u70b9\u51fb\u9f20\u6807\u7684\u4f4d\u7f6e\u3002<\/p>\n
\u73b0\u5728\uff0c\u5982\u679c\u70b9\u51fb\u53f3\u952e\u83dc\u5355\u9009\u9879\u5e76\u4e0d\u4f1a\u53d1\u751f\u4efb\u4f55\u52a8\u4f5c\uff0c\u8fd9\u662f\u56e0\u4e3a\u6211\u4eec\u5e76\u6ca1\u6709\u5173\u8054\u76f8\u5e94\u7684\u69fd\u51fd\u6570\u3002\u7531\u4e8e\u5177\u4f53\u7684\u83dc\u5355\u9009\u9879\u4e0d\u540c\uff0c\u5176\u51fd\u6570\u7684\u5b9e\u73b0\u4e5f\u4e0d\u540c\uff0c\u8fd9\u91cc\u6211\u4eec\u53ea\u7ed9\u51fa\u6846\u67b6\uff0c\u5982\u4e0b\uff1a<\/p>\n
void studentInfo::rightClickedOperation()\r\n{\r\n \/\/do something\r\n}<\/pre>\n\u5b9a\u4e49\u597d\u69fd\u51fd\u6570\uff0c\u6700\u5173\u952e\u7684\u662f\u4e0e\u76f8\u5e94\u7684\u4fe1\u53f7\u8fde\u63a5\u3002\u5bf9\u4e8e\u4e0a\u8ff0\u4e24\u4e2a\u69fd\u51fd\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e24\u79cd\u65b9\u6cd5\u8fdb\u884c\u4fe1\u53f7\u548c\u69fd\u7684\u5173\u8054\uff1a\u5728Qt Desinger\u6a21\u5f0f\u4e0b\u6dfb\u52a0\u6216\u624b\u52a8\u8fdb\u884cconnect\u5173\u8054\u3002\u5bf9\u4e8ecustomContextMenuRequested\u4fe1\u53f7\uff0c\u6211\u4eec\u4f7f\u7528\u524d\u79cd\u65b9\u6cd5\u5b9e\u73b0\u4fe1\u53f7\u548c\u69fd\u7684\u5173\u8054\uff1b\u5bf9\u4e8e\u53f3\u952e\u83dc\u5355\u9009\u9879\u7684\u529f\u80fd\u5b9e\u73b0\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7connect\u51fd\u6570\u5b9e\u73b0\uff0c\u5982\u4e0b\uff1a<\/p>\n
connect(action, SIGNAL(triggered()), this, SLOT(rightClickedOperation()));<\/pre>\n","protected":false},"excerpt":{"rendered":"QTableWidget\u7c7b\u63d0\u4f9b\u4e86\u4e00\u79cd\u57fa\u4e8e\u6761\u76ee\uff08item\uff09\u7684\u8868\u683c\u89c6\u56fe\u6a21\u578b\uff0c\u5728\u8be5\u90e8\u4ef6\u4e2d\u6570\u636e\u4ee5item\u4e3a\u57fa\u672c\u5355\u4f4d\uff0c\u6bcf […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[199],"tags":[220,202,200],"class_list":["post-3014","post","type-post","status-publish","format-standard","hentry","category-gui","tag-cs","tag-gui","tag-qt"],"views":33972,"_links":{"self":[{"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/posts\/3014","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/comments?post=3014"}],"version-history":[{"count":0,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/posts\/3014\/revisions"}],"wp:attachment":[{"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/media?parent=3014"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/categories?post=3014"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/edsionte.com\/techblog\/wp-json\/wp\/v2\/tags?post=3014"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"\"](\"http:\/\/edsionte.com\/techblog\/wordpress\/wp-content\/uploads\/2011\/05\/Screenshot-300x84.png\" "\\"Screenshot\\"")
<\/a><\/p>\n![\"\"](\"http:\/\/edsionte.com\/techblog\/wordpress\/wp-content\/uploads\/2011\/05\/Screenshot-studentInfo-1-300x275.png\" "\\"Screenshot-studentInfo-1\\"")
<\/a><\/p>\n![\"\"](\"http:\/\/edsionte.com\/techblog\/wordpress\/wp-content\/uploads\/2011\/05\/Screenshot-studentInfo-300x275.png\" "\\"Screenshot-studentInfo\\"")
<\/a><\/p>\n