{"id":413776,"date":"2024-02-22T07:50:25","date_gmt":"2024-02-21T23:50:25","guid":{"rendered":"https:\/\/www.idc.net\/help\/413776\/"},"modified":"2024-02-22T07:50:25","modified_gmt":"2024-02-21T23:50:25","slug":"%e6%b5%85%e6%9e%90swing%e7%bb%84%e4%bb%b6%e7%9a%84%e8%a7%84%e5%88%99","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/413776\/","title":{"rendered":"\u6d45\u6790Swing\u7ec4\u4ef6\u7684\u89c4\u5219"},"content":{"rendered":"

Swing\u7684\u89c4\u5219\u662f\uff1a
\u4e00\u65e6Swing\u7ec4\u4ef6\u88ab\u5177\u73b0\u5316\uff08realized\uff09\uff0c\u6240\u6709\u53ef\u80fd\u5f71\u54cd\u6216\u4f9d\u8d56\u4e8e\u7ec4\u4ef6\u72b6\u6001\u7684\u4ee3\u7801\u90fd\u5e94\u8be5\u5728\u4e8b\u4ef6\u6d3e\u53d1\u7ebf\u7a0b\u4e2d\u6267\u884c\u3002<\/p>\n

\u8fd9\u4e2a\u89c4\u5219\u53ef\u80fd\u542c\u8d77\u6765\u6709\u70b9\u5413\u4eba\uff0c\u4f46\u5bf9\u8bb8\u591a\u7b80\u5355\u7684\u7a0b\u5e8f\u6765\u8bf4\uff0c\u4f60\u7528\u4e0d\u7740\u4e3a\u7ebf\u7a0b\u95ee\u9898\u64cd\u5fc3\u3002\u5728\u6211\u4eec\u6df1\u5165\u5982\u4f55\u64b0\u5199Swing\u4ee3\u7801\u4e4b\u524d\uff0c\u8ba9\u6211\u4eec\u5148\u6765\u5b9a\u4e49\u4e24\u4e2a\u672f\u8bed\uff1a\u5177\u73b0\u5316\uff08realized\uff09\u548c\u4e8b\u4ef6\u6d3e\u53d1\u7ebf\u7a0b\uff08event-dispatchingthread\uff09\u3002<\/p>\n

\u5177\u73b0\u5316\u7684\u610f\u601d\u662f\u7ec4\u5efa\u7684paint()\u65b9\u6cd5\u5df2\u7ecf\u6216\u53ef\u80fd\u4f1a\u88ab\u8c03\u7528\u3002\u4e00\u4e2a\u4f5c\u4e3a\u9876\u7ea7\u7a97\u53e3\u7684Swing\u7ec4\u4ef6\u5f53\u8c03\u7528\u4ee5\u4e0b\u65b9\u6cd5\u65f6\u5c06\u88ab\u5177\u73b0\u5316\uff1asetVisible(true)\u3001show()\u6216\uff08\u53ef\u80fd\u4ee4\u4f60\u60ca\u5947\uff09pack()\u3002\u5f53\u4e00\u4e2a\u7a97\u53e3\u88ab\u5177\u73b0\u5316\uff0c\u5b83\u5305\u542b\u7684\u6240\u6709\u7ec4\u4ef6\u90fd\u88ab\u5177\u73b0\u5316\u3002\u53e6\u4e00\u4e2a\u5177\u73b0\u5316\u4e00\u4e2a\u7ec4\u4ef6\u7684\u65b9\u6cd5\u662f\u5c06\u5b83\u653e\u5165\u5230\u4e00\u4e2a\u5df2\u7ecf\u5177\u73b0\u5316\u7684\u5bb9\u5668\u4e2d\u3002\u7a0d\u540e\u4f60\u4f1a\u770b\u5230\u4e00\u4e9b\u5bf9\u7ec4\u4ef6\u5177\u73b0\u5316\u7684\u4f8b\u5b50\u3002<\/p>\n

\u4e8b\u4ef6\u6d3e\u53d1\u7ebf\u7a0b\u662f\u6267\u884c\u7ed8\u5236\u548c\u4e8b\u4ef6\u5904\u7406\u7684\u7ebf\u7a0b\u3002\u4f8b\u5982\uff0cpaint()\u548cactionPerformed()\u65b9\u6cd5\u4f1a\u81ea\u52a8\u5728\u4e8b\u4ef6\u6d3e\u53d1\u7ebf\u7a0b\u4e2d\u6267\u884c\u3002\u53e6\u4e00\u4e2a\u5c06\u4ee3\u7801\u653e\u5230\u4e8b\u4ef6\u6d3e\u53d1\u7ebf\u7a0b\u4e2d\u6267\u884c\u7684\u65b9\u6cd5\u662f\u4f7f\u7528SwingUtilities\u7c7b\u7684invokeLater()\u65b9\u6cd5\u3002
\u6240\u6709\u53ef\u80fd\u5f71\u54cd\u4e00\u4e2a\u5df2\u5177\u73b0\u5316\u7684Swing\u7ec4\u4ef6\u7684\u4ee3\u7801\u90fd\u5fc5\u987b\u5728\u4e8b\u4ef6\u6d3e\u53d1\u7ebf\u7a0b\u4e2d\u6267\u884c\u3002\u4f46\u8fd9\u4e2a\u89c4\u5219\u6709\u4e00\u4e9b\u4f8b\u5916\uff1a
\u25c6\u6709\u4e9b\u65b9\u6cd5\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\uff1a\u5728SwingAPI\u7684\u6587\u6863\u4e2d\uff0c\u7ebf\u7a0b\u5b89\u5168\u7684\u65b9\u6cd5\u7528\u4ee5\u4e0b\u6587\u5b57\u6807\u8bb0\uff1a
Thismethodisthreadsafe,althoughmostSwingmethodsarenot.\uff08\u8fd9\u4e2a\u65b9\u6cd5\u662f\u7ebf\u7a0b\u5b89\u5168\u7684\uff0c\u5c3d\u7ba1\u5927\u591a\u6570Swing\u65b9\u6cd5\u90fd\u4e0d\u662f\u3002\uff09
\u25c6\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u7684GUI\u5e38\u5e38\u53ef\u4ee5\u5728\u4e3b\u7ebf\u7a0b\u4e2d\u6784\u5efa\u548c\u663e\u793a\uff1a\u4e0b\u9762\u7684\u5178\u578b\u4ee3\u7801\u662f\u5b89\u5168\u7684\uff0c\u53ea\u8981\u6ca1\u6709\uff08Swing\u6216\u5176\u4ed6\uff09\u7ec4\u4ef6\u88ab\u5177\u73b0\u5316\uff1a<\/p>\n

\n \n \n 
    \n  \n  \n  
  1. publicclassMyApplication{  <\/span><\/span><\/li>\n  \n  \n  
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  6. f.pack();  <\/span><\/li>\n  \n  \n  
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    \u3010\u7f16\u8f91\u63a8\u8350\u3011<\/p>\n
      \n
    1. Swing SWT\u96c6\u6210\u6846\u67b6\u4ecb\u7ecd<\/font><\/li>\n
    2. \u6d45\u6790Swing\u5b9e\u73b0MDI\u7684\u65b9\u6cd5<\/font><\/li>\n
    3. \u6982\u8ff0Swing\u4e2d\u7684JApplet\u548cJFrame<\/font><\/li>\n
    4. \u6d45\u8c08Swing\u4e2d\u7684Metal\u89c2\u611f<\/font><\/li>\n
    5. Swing\u52a8\u6001\u5237\u65b0\u5e38\u7528\u4ee3\u7801<\/font><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"
      Swing\u7684\u89c4\u5219\u662f\uff1a\u4e00\u65e6Swing\u7ec4\u4ef6\u88ab\u5177\u73b0\u5316\uff08realized\uff09\uff0c\u6240\u6709\u53ef\u80fd\u5f71\u54cd\u6216\u4f9d\u8d56\u4e8e\u7ec4\u4ef6\u72b6\u6001\u7684\u4ee3\u7801\u90fd\u5e94\u8be5\u5728 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[61],"tags":[],"class_list":["post-413776","post","type-post","status-publish","format-standard","hentry","category-website"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/413776","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=413776"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/413776\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=413776"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=413776"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=413776"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}