{"id":7683,"date":"2024-07-10T07:01:01","date_gmt":"2024-07-09T23:01:01","guid":{"rendered":""},"modified":"2024-07-10T07:01:01","modified_gmt":"2024-07-09T23:01:01","slug":"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570","status":"publish","type":"post","link":"https:\/\/mushiming.com\/7683.html","title":{"rendered":"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570"},"content":{"rendered":"<p><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"display: none;\"> \n <path stroke-linecap=\"round\" d=\"M5,0 0,2.5 5,5z\" id=\"raphael-marker-block\" style=\"-webkit-tap-highlight-color: rgba(0, 0, 0, 0);\"><\/path> \n<\/svg> <\/p>\n<div class=\"toc\">\n<h4>QT\u4e2d\u6309\u94ae\u7684\u57fa\u7c7bQAbstractButton<\/h4>\n<ul>\n<li>\u5173\u4e8e\u63a7\u4ef6\u7c7b\u7684\u5b66\u4e60\u65b9\u6cd5<\/li>\n<li>\u7ee7\u627f\u5173\u7cfb<\/li>\n<li>\u4fe1\u53f7<\/li>\n<li>\u69fd\u51fd\u6570<\/li>\n<li>\u6807\u9898\u548c\u56fe\u6807<\/li>\n<li>\u6309\u94ae\u7684 Check \u5c5e\u6027<\/li>\n<\/ul>\n<\/div>\n<h2>\u5173\u4e8e\u63a7\u4ef6\u7c7b\u7684\u5b66\u4e60\u65b9\u6cd5<\/h2>\n<ol>\n<li>\u63a7\u4ef6\u7c7b\u5f88\u591a\uff0cAPI\u66f4\u591a\uff0c\u4f46\u662f\u4e0d\u9700\u8981\u8bb0\u5fc6<\/li>\n<li>\u77e5\u9053\u63a7\u4ef6\u5bf9\u5e94\u7684\u7c7b\u540d\uff0c\u901a\u8fc7\u5e2e\u52a9\u6587\u6863\u968f\u7528\u968f\u67e5<\/li>\n<li>\u4f18\u5148\u770b\u5e2e\u52a9\u6587\u6863\u4e2d\u63a7\u4ef6\u5bf9\u5e94\u7684\u4fe1\u53f7\u548c\u69fd\u51fd\u6570<\/li>\n<li>\u5176\u6b21\u770b\u5e2e\u52a9\u6587\u6863\u4e2d\u63a7\u4ef6\u5bf9\u5e94\u7684\u516c\u5171\u6210\u5458\u51fd\u6570<\/li>\n<\/ol>\n<h2>\u7ee7\u627f\u5173\u7cfb<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/img.mushiming.top\/app\/mushiming_com\/f1e4d128f1bc4c518e60af1de12e9aa9.png\" =\"\" =\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" alt=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570 (https:\/\/mushiming.com\/)  \u7b2c1\u5f20\" title=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570  \u7b2c1\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.mushiming.top\/app\/mushiming_com\/2cd8ebceb20d4d969ded3dfbf511c176.png\" =\"\" =\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" alt=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570 (https:\/\/mushiming.com\/)  \u7b2c2\u5f20\" title=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570  \u7b2c2\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><br \/> <img decoding=\"async\" src=\"https:\/\/img.mushiming.top\/app\/mushiming_com\/799eb05dd4ce40f0935a15f66187b9c8.png\" =\"\" =\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" alt=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570 (https:\/\/mushiming.com\/)  \u7b2c3\u5f20\" title=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570  \u7b2c3\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><\/p>\n<h2>\u4fe1\u53f7<\/h2>\n<p>\u5176\u4e2d\u6700\u5e38\u7528\u7684\u662f clicked(), \u901a\u8fc7\u9f20\u6807\u7684\u4e0d\u540c\u77ac\u95f4\u72b6\u6001\u53ef\u4ee5\u53d1\u5c04\u51fapressed() \u548c released() \u4fe1\u53f7, \u5982\u679c\u9f20\u6807\u8bbe\u7f6e\u4e86 check\u5c5e\u6027, \u4e00\u822c\u901a\u8fc7 toggled()\u4fe1\u53f7\u5224\u65ad\u5f53\u524d\u6309\u94ae\u662f\u9009\u4e2d\u72b6\u6001\u8fd8\u662f\u975e\u9009\u4e2d\u72b6\u6001\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img.mushiming.top\/app\/mushiming_com\/af4a15731efa4b0eb0b5e043afd3e77c.png\" =\"\" =\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" alt=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570 (https:\/\/mushiming.com\/)  \u7b2c4\u5f20\" title=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570  \u7b2c4\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><\/p>\n<pre class=\"language-java prettyprint linenums\"><code class=\"prism language-cpp\"><span class=\"token comment\">\/* \u5f53\u6309\u94ae\u88ab\u6fc0\u6d3b\u65f6(\u5373\uff0c\u5f53\u9f20\u6807\u5149\u6807\u5728\u6309\u94ae\u5185\u65f6\u6309\u4e0b\u7136\u540e\u91ca\u653e)\uff0c\u5f53\u952e\u5165\u5feb\u6377\u952e\u65f6\uff0c\u6216\u8005\u5f53click()\u6216animateClick()\u88ab\u8c03\u7528\u65f6\uff0c\u8fd9\u4e2a\u4fe1\u53f7\u88ab\u53d1\u51fa\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u5982\u679c\u8c03\u7528setDown()\u3001setChecked()\u6216toggle()\uff0c\u5219\u4e0d\u4f1a\u89e6\u53d1\u6b64\u4fe1\u53f7\u3002 *\/<\/span> <span class=\"token punctuation\">[<\/span>signal<span class=\"token punctuation\">]<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">clicked<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">bool<\/span> checked <span class=\"token operator\">=<\/span> <span class=\"token boolean\">false<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u5728\u6309\u4e0b\u6309\u94ae\u7684\u65f6\u5019\u53d1\u5c04\u8fd9\u4e2a\u4fe1\u53f7<\/span> <span class=\"token punctuation\">[<\/span>signal<span class=\"token punctuation\">]<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">pressed<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u5728\u91ca\u653e\u8fd9\u4e2a\u6309\u94ae\u7684\u65f6\u5019\u53d1\u5c04\u76f4\u89c2\u4fe1\u53f7<\/span> <span class=\"token punctuation\">[<\/span>signal<span class=\"token punctuation\">]<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">released<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u6bcf\u5f53\u53ef\u68c0\u67e5\u6309\u94ae\u6539\u53d8\u5176\u72b6\u6001\u65f6\uff0c\u5c31\u4f1a\u53d1\u51fa\u6b64\u4fe1\u53f7\u3002checked\u5728\u9009\u4e2d\u6309\u94ae\u65f6\u4e3atrue\uff0c\u5728\u672a\u9009\u4e2d\u6309\u94ae\u65f6\u4e3afalse\u3002<\/span> <span class=\"token punctuation\">[<\/span>signal<span class=\"token punctuation\">]<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">toggled<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">bool<\/span> checked<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <\/code><\/pre>\n<h2>\u69fd\u51fd\u6570<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/img.mushiming.top\/app\/mushiming_com\/cc9e07ec32fe4322b2e61b8de6f2e8c3.png\" =\"\" =\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" alt=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570 (https:\/\/mushiming.com\/)  \u7b2c5\u5f20\" title=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570  \u7b2c5\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><\/p>\n<pre class=\"language-java prettyprint linenums\"><code class=\"prism language-cpp\"><span class=\"token comment\">\/\/ \u6267\u884c\u4e00\u4e2a\u52a8\u753b\u70b9\u51fb:\u6309\u94ae\u88ab\u7acb\u5373\u6309\u4e0b\uff0c\u5e76\u5728\u6beb\u79d2\u540e\u91ca\u653e(\u9ed8\u8ba4\u662f100\u6beb\u79d2)\u3002<\/span> <span class=\"token punctuation\">[<\/span>slot<span class=\"token punctuation\">]<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">animateClick<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">int<\/span> msec <span class=\"token operator\">=<\/span> <span class=\"token number\">100<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u6267\u884c\u4e00\u6b21\u6309\u94ae\u70b9\u51fb, \u76f8\u5f53\u4e8e\u4f7f\u7528\u9f20\u6807\u70b9\u51fb\u4e86\u6309\u94ae<\/span> <span class=\"token punctuation\">[<\/span>slot<span class=\"token punctuation\">]<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">click<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u5207\u6362\u53ef\u68c0\u67e5\u6309\u94ae\u7684\u72b6\u6001\u3002 checked &lt;==&gt; unchecked<\/span> <span class=\"token punctuation\">[<\/span>slot<span class=\"token punctuation\">]<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">toggle<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u53c2\u8003 1.2 \u4e2d\u7684\u51fd\u6570\u4ecb\u7ecd<\/span> <span class=\"token punctuation\">[<\/span>slot<span class=\"token punctuation\">]<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">setChecked<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">bool<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u8bbe\u7f6e\u6309\u94ae\u4e0a\u56fe\u6807\u5927\u5c0f<\/span> <span class=\"token punctuation\">[<\/span>slot<span class=\"token punctuation\">]<\/span><span class=\"token keyword\">void<\/span> <span class=\"token function\">setIconSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> QSize <span class=\"token operator\">&amp;<\/span>size<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <\/code><\/pre>\n<h2>\u6807\u9898\u548c\u56fe\u6807<\/h2>\n<pre class=\"language-java prettyprint linenums\"><code class=\"prism language-cpp\"><span class=\"token comment\">\/\/ \u53c2\u6570text\u7684\u5185\u5bb9\u663e\u793a\u5230\u6309\u94ae\u4e0a<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">setText<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> QString <span class=\"token operator\">&amp;<\/span>text<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u5f97\u5230\u6309\u94ae\u4e0a\u663e\u793a\u7684\u6587\u672c\u5185\u5bb9, \u51fd\u6570\u7684\u8fd4\u56de\u5c31\u662f<\/span> QString <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">text<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">const<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u5f97\u5230\u6309\u94ae\u8bbe\u7f6e\u7684\u56fe\u6807<\/span> QIcon <span class=\"token function\">icon<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">const<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u7ed9\u6309\u94ae\u8bbe\u7f6e\u56fe\u6807<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">setIcon<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> QIcon <span class=\"token operator\">&amp;<\/span>icon<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u5f97\u5230\u6309\u94ae\u56fe\u6807\u5927\u5c0f<\/span> QSize <span class=\"token function\">iconSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">const<\/span> <span class=\"token comment\">\/\/ \u8bbe\u7f6e\u6309\u94ae\u56fe\u6807\u7684\u5927\u5c0f<\/span> <span class=\"token punctuation\">[<\/span>slot<span class=\"token punctuation\">]<\/span><span class=\"token keyword\">void<\/span> <span class=\"token function\">setIconSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">const<\/span> QSize <span class=\"token operator\">&amp;<\/span>size<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <\/code><\/pre>\n<p>demo<br \/> <img decoding=\"async\" src=\"https:\/\/img.mushiming.top\/app\/mushiming_com\/1513528b56c34bfbbbf26c7161e97ee0.png\" =\"\" =\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" alt=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570 (https:\/\/mushiming.com\/)  \u7b2c6\u5f20\" title=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570  \u7b2c6\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><\/p>\n<pre><code class=\"prism language-cpp\"><span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">\"mainwindow.h\"<\/span><\/span> <span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">\"ui_mainwindow.h\"<\/span><\/span> <span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">\"QIcon\"<\/span><\/span> <span class=\"token macro property\"><span class=\"token directive-hash\">#<\/span><span class=\"token directive keyword\">include<\/span> <span class=\"token string\">\"QSize\"<\/span><\/span> <span class=\"token class-name\">MainWindow<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">MainWindow<\/span><span class=\"token punctuation\">(<\/span>QWidget <span class=\"token operator\">*<\/span>parent<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">:<\/span> <span class=\"token function\">QMainWindow<\/span><span class=\"token punctuation\">(<\/span>parent<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">,<\/span> <span class=\"token function\">ui<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> Ui<span class=\"token double-colon punctuation\">::<\/span>MainWindow<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{ \n   <!-- --><\/span> ui<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setupUi<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">this<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token keyword\">this<\/span><span class=\"token operator\">-&gt;<\/span>ui<span class=\"token operator\">-&gt;<\/span>p1<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setText<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"hello\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token keyword\">this<\/span><span class=\"token operator\">-&gt;<\/span>ui<span class=\"token operator\">-&gt;<\/span>p1<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setIcon<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">QIcon<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">\"C:\/\/Users\/\/DYF\/\/Pictures\/\/Camera Roll\/\/a.png\"<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token keyword\">this<\/span><span class=\"token operator\">-&gt;<\/span>ui<span class=\"token operator\">-&gt;<\/span>p1<span class=\"token operator\">-&gt;<\/span><span class=\"token function\">setIconSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token function\">QSize<\/span><span class=\"token punctuation\">(<\/span><span class=\"token number\">30<\/span><span class=\"token punctuation\">,<\/span><span class=\"token number\">30<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span> <span class=\"token class-name\">MainWindow<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token operator\">~<\/span><span class=\"token function\">MainWindow<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{ \n   <!-- --><\/span> <span class=\"token keyword\">delete<\/span> ui<span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span> <\/code><\/pre>\n<p><img decoding=\"async\" src=\"https:\/\/img.mushiming.top\/app\/mushiming_com\/3994aa4ccffc40d58884a9c2b91ba0d3.png\" =\"\" =\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" alt=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570 (https:\/\/mushiming.com\/)  \u7b2c7\u5f20\" title=\"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570  \u7b2c7\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><\/p>\n<h2>\u6309\u94ae\u7684 Check \u5c5e\u6027<\/h2>\n<p>\u5bf9\u5e94\u6309\u94ae\u6765\u8bf4, \u4e00\u822c\u6709\u4e09\u79cd\u5e38\u89c1\u72b6\u6001, \u5206\u522b\u4e3a: Normal, Hover, Pressed\u3002<\/p>\n<ul>\n<li>Normal: \u666e\u901a\u72b6\u6001, \u6ca1\u6709\u548c\u9f20\u6807\u505a\u4efb\u4f55\u63a5\u89e6<\/li>\n<li>Hover: \u60ac\u505c\u72b6\u6001, \u9f20\u6807\u4f4d\u4e8e\u6309\u94ae\u4e4b\u4e0a, \u4f46\u662f\u5e76\u672a\u6309\u4e0b<\/li>\n<li>Pressed: \u6309\u538b\u72b6\u6001, \u9f20\u6807\u952e\u5728\u6309\u94ae\u4e0a\u5904\u4e8e\u6309\u4e0b\u72b6\u6001<\/li>\n<\/ul>\n<p>\u9ed8\u8ba4\u60c5\u51b5\u4e0b, \u9f20\u6807\u5728\u6309\u94ae\u4e0a\u6309\u4e0b, \u6309\u94ae\u4ece Normal \u5207\u6362\u5230 Pressed\u72b6\u6001, \u9f20\u6807\u91ca\u653e, \u6309\u94ae\u4ece Pressed\u6062\u590d\u5230Normal\u72b6\u6001\u3002<br \/> \u5f53\u6211\u4eec\u7ed9\u6309\u94ae\u8bbe\u7f6e\u4e86 check \u5c5e\u6027\u4e4b\u540e\uff0c\u60c5\u51b5\u5c31\u6709\u6240\u4e0d\u540c\u4e86\uff0c \u5728\u6309\u94ae\u4e0a\u91ca\u653e\u9f20\u6807\u952e\uff0c \u6309\u94ae\u4f9d\u7136\u4f1a\u5904\u5728 Pressed\u72b6\u6001, \u518d\u6b21\u70b9\u51fb\u6309\u94ae, \u6309\u94ae\u624d\u80fd\u6062\u590d\u5230 Normal \u72b6\u6001\u3002\u5177\u6709check\u5c5e\u6027\u7684\u6309\u94ae\u5c31\u76f8\u5f53\u4e8e\u4e00\u4e2a\u5f00\u5173, \u6bcf\u70b9\u51fb\u4e00\u6b21\u624d\u80fd\u5b9e\u73b0\u4e00\u6b21\u72b6\u6001\u7684\u5207\u6362\u3002<\/p>\n<pre class=\"language-java prettyprint linenums\"><code class=\"prism language-cpp\"><span class=\"token comment\">\/\/ \u5224\u65ad\u6309\u94ae\u662f\u5426\u8bbe\u7f6e\u4e86checkable\u5c5e\u6027, \u5982\u679c\u8bbe\u7f6e\u4e86\u70b9\u51fb\u6309\u94ae, \u6309\u94ae\u4e00\u76f4\u5904\u4e8e\u9009\u4e2d\u72b6\u6001<\/span> <span class=\"token comment\">\/\/ \u9ed8\u8ba4\u8fd9\u4e2a\u5c5e\u6027\u662f\u5173\u95ed\u7684, not checkable<\/span> <span class=\"token keyword\">bool<\/span> <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">isCheckable<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">const<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u8bbe\u7f6e\u6309\u94ae\u7684checkable\u5c5e\u6027<\/span> <span class=\"token comment\">\/\/ \u53c2\u6570\u4e3atrue: \u70b9\u51fb\u6309\u94ae, \u6309\u94ae\u88ab\u9009\u4e2d, \u677e\u5f00\u9f20\u6807, \u6309\u94ae\u4e0d\u5f39\u8d77<\/span> <span class=\"token comment\">\/\/ \u53c2\u6570\u4e3afalse: \u70b9\u51fb\u6309\u94ae, \u6309\u94ae\u88ab\u9009\u4e2d, \u677e\u5f00\u9f20\u6807, \u6309\u94ae\u5f39\u8d77<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">setCheckable<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">bool<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u5224\u65ad\u6309\u94ae\u662f\u4e0d\u662f\u88ab\u6309\u4e0b\u7684\u9009\u4e2d\u72b6\u6001<\/span> <span class=\"token keyword\">bool<\/span> <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">isChecked<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">const<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u8bbe\u7f6e\u6309\u94ae\u7684\u9009\u4e2d\u72b6\u6001: true-\u9009\u4e2d, false-\u6ca1\u9009\u4e2d<\/span> <span class=\"token comment\">\/\/ \u8bbe\u7f6e\u8be5\u5c5e\u6027\u524d, \u5fc5\u987b\u5148\u8fdb\u884c checkable\u5c5e\u6027\u7684\u8bbe\u7f6e<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token class-name\">QAbstractButton<\/span><span class=\"token double-colon punctuation\">::<\/span><span class=\"token function\">setChecked<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">bool<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"qt\u6309\u94ae\u51fd\u6570_qt\u754c\u9762\u6309\u94ae\u600e\u4e48\u5173\u8054\u5230\u51fd\u6570QAbstractButton_qabstractbutton::setdown","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"_links":{"self":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/posts\/7683"}],"collection":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/comments?post=7683"}],"version-history":[{"count":0,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/posts\/7683\/revisions"}],"wp:attachment":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/media?parent=7683"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/categories?post=7683"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/tags?post=7683"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}