{"id":1824,"date":"2025-03-24T08:49:50","date_gmt":"2025-03-23T23:49:50","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=1824"},"modified":"2025-03-24T08:49:50","modified_gmt":"2025-03-23T23:49:50","slug":"qt-c%e5%85%a5%e9%96%80%ef%bc%9a2024%e5%b9%b4%e7%89%88-%e3%82%af%e3%83%ad%e3%82%b9%e3%83%97%e3%83%a9%e3%83%83%e3%83%88%e3%83%95%e3%82%a9%e3%83%bc%e3%83%a0gui%e3%82%a2%e3%83%97%e3%83%aa%e3%82%b1","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=1824","title":{"rendered":"Qt\/C++\u5165\u9580\uff1a2024\u5e74\u7248 \u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0GUI\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u5b8c\u5168\u30ac\u30a4\u30c9"},"content":{"rendered":"\n<div class=\"toc\"><br \/>\n<b>Warning<\/b>:  Undefined array key \"is_admin\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>116<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_category_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>121<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>128<\/b><br \/>\n    <div id=\"toc_container\" class=\"sgb-toc--bullets js-smooth-scroll\" data-dialog-title=\"\u76ee\u6b21\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <a href=\"#i-0\">Qt\/C++\u958b\u767a\u306e\u57fa\u790e\u77e5\u8b58<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">Qt\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3068C++\u306e\u76f8\u6027\u306e\u826f\u3055<\/a>      <\/li>      <li>        <a href=\"#i-2\">\u958b\u767a\u52b9\u7387\u3092\u5287\u7684\u306b\u5411\u4e0a\u3055\u305b\u308bQt\u306e\u7279\u5fb4<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-3\">2024\u5e74\u306b\u304a\u3051\u308bQt\/C++\u306e\u5e02\u5834\u52d5\u5411<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-4\">Qt\/C++\u958b\u767a\u74b0\u5883\u306e\u69cb\u7bc9\u65b9\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-5\">\u6700\u65b0\u306eQt Creator\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068\u521d\u671f\u8a2d\u5b9a<\/a>      <\/li>      <li>        <a href=\"#i-6\">\u52b9\u7387\u7684\u306a\u958b\u767a\u306e\u305f\u3081\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u691c\u8a0e<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-7\">\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u958b\u767a\u74b0\u5883\u306e\u6700\u9069\u5316<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-8\">\u5b9f\u8df5\u7684\u306aQt\/C++\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u624b\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-9\">\u30e2\u30c0\u30f3C++\u3068Qt\u306e\u30c6\u30af\u30cb\u30c3\u30af\u306e\u7d44\u307f\u5408\u308f\u305b<\/a>      <\/li>      <li>        <a href=\"#i-10\">\u30e1\u30e2\u30ea\u7ba1\u7406\u306e\u6700\u9069\u5316\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-11\">\u52b9\u679c\u7684\u306a\u30b7\u30b0\u30ca\u30eb\/\u30b9\u30ed\u30c3\u30c8\u306e\u6d3b\u7528\u65b9\u6cd5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-12\">GUI\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306e\u5b9f\u8df5\u30b9\u30c6\u30c3\u30d7<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-13\">\u30b9\u30c6\u30c3\u30d7 1\uff1a\u57fa\u672c\u7684\u306a\u30a6\u30a3\u30b8\u30a7\u30c3\u30c8\u306e\u5b9f\u88c5<\/a>      <\/li>      <li>        <a href=\"#i-14\">\u30b9\u30c6\u30c3\u30d7 2\uff1a\u30ec\u30a4\u30a2\u30a6\u30c8\u8a2d\u8a08\u3068\u30b9\u30bf\u30a4\u30eb\u306e\u9069\u7528<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-15\">\u30b9\u30c6\u30c3\u30d7 3\uff1a\u30a4\u30d9\u30f3\u30c8\u51e6\u7406\u306e\u5b9f\u88c5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-16\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u3068\u30c7\u30d0\u30c3\u30b0\u6280\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-17\">\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306e\u7279\u5b9a\u3068\u89e3\u6c7a\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-18\">\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u304a\u3051\u308b\u6700\u9069\u5316\u6226\u7565<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-19\">\u52b9\u7387\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb\u306e\u6d3b\u7528\u30c6\u30af\u30cb\u30c3\u30af<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-20\">\u5b9f\u8df5\u7684\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u4f8b\u3068\u5fdc\u7528<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-21\">\u30b7\u30f3\u30d7\u30eb\u306a\u30c6\u30ad\u30b9\u30c8\u30a8\u30c7\u30a3\u30bf\u306e\u4f5c\u6210\u624b\u9806<\/a>      <\/li>      <li>        <a href=\"#i-22\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-23\">\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u65b9\u6cd5<\/a>      <\/li>    <\/ul>  <\/li><\/ul>\n      <a href=\"#\" class=\"sgb-toc-button js-toc-button\" rel=\"nofollow\" data-open-dialog=\"true\"><i class=\"fa fa-list\"><\/i><span class=\"sgb-toc-button__text\">\u76ee\u6b21\u3078<\/span><\/a>\n    <\/div><\/div><h2 class=\"wp-block-heading\" id=\"i-0\">Qt\/C++\u958b\u767a\u306e\u57fa\u790e\u77e5\u8b58<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-1\">Qt\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3068C++\u306e\u76f8\u6027\u306e\u826f\u3055<\/h3>\n\n\n\n<p>Qt\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3068C++\u306f\u3001\u9ad8\u6027\u80fd\u306aGUI\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u304a\u3044\u3066\u7406\u60f3\u7684\u306a\u7d44\u307f\u5408\u308f\u305b\u3067\u3059\u3002\u305d\u306e\u4e3b\u306a\u7406\u7531\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u578b\u5b89\u5168\u6027\u3068\u5b9f\u884c\u6642\u6027\u80fd<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>C++\u306e\u5f37\u529b\u306a\u578b\u30b7\u30b9\u30c6\u30e0\u3068Qt\u306e\u30e1\u30bf\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30b7\u30b9\u30c6\u30e0\u306e\u7d71\u5408<\/li>\n\n\n\n<li>\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306e\u30a8\u30e9\u30fc\u30c1\u30a7\u30c3\u30af\u306b\u3088\u308b\u5805\u7262\u6027\u306e\u5411\u4e0a<\/li>\n\n\n\n<li>\u76f4\u63a5\u7684\u306a\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30a2\u30af\u30bb\u30b9\u306b\u3088\u308b\u9ad8\u3044\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ Qt\u306e\u30b7\u30b0\u30ca\u30eb\/\u30b9\u30ed\u30c3\u30c8\u30b7\u30b9\u30c6\u30e0\u306e\u4f8b\nclass Calculator : public QObject {\n    Q_OBJECT  \/\/ \u30e1\u30bf\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u30de\u30af\u30ed\n\npublic:\n    Calculator() {}\n\npublic slots:\n    \/\/ \u578b\u5b89\u5168\u306a\u30b9\u30ed\u30c3\u30c8\u5b9a\u7fa9\n    void calculate(int value) {\n        emit resultReady(value * 2);\n    }\n\nsignals:\n    \/\/ \u578b\u5b89\u5168\u306a\u30b7\u30b0\u30ca\u30eb\u5b9a\u7fa9\n    void resultReady(int result);\n};<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30e1\u30e2\u30ea\u7ba1\u7406\u306e\u67d4\u8edf\u6027<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>QObject\u30d9\u30fc\u30b9\u306e\u89aa\u5b50\u95a2\u4fc2\u306b\u3088\u308b\u81ea\u52d5\u30e1\u30e2\u30ea\u7ba1\u7406<\/li>\n\n\n\n<li>\u30b9\u30de\u30fc\u30c8\u30dd\u30a4\u30f3\u30bf\u3068\u306e\u89aa\u548c\u6027\u304c\u9ad8\u3044<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-2\">\u958b\u767a\u52b9\u7387\u3092\u5287\u7684\u306b\u5411\u4e0a\u3055\u305b\u308bQt\u306e\u7279\u5fb4<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u958b\u767a\u306e\u52b9\u7387\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5358\u4e00\u306e\u30b3\u30fc\u30c9\u30d9\u30fc\u30b9\u3067\u8907\u6570\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u5bfe\u5fdc<\/li>\n\n\n\n<li>\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u56fa\u6709\u306e\u6700\u9069\u5316\u304c\u81ea\u52d5\u7684\u306b\u9069\u7528<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u56fa\u6709\u306e\u51e6\u7406\u306e\u4f8b\n#ifdef Q_OS_WIN\n    QString configPath = QStandardPaths::writableLocation(QStandardPaths::AppDataLocation);\n#elif defined(Q_OS_MAC)\n    QString configPath = QStandardPaths::writableLocation(QStandardPaths::AppConfigLocation);\n#else\n    QString configPath = QStandardPaths::writableLocation(QStandardPaths::ConfigLocation);\n#endif<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u8c4a\u5bcc\u306a\u30d3\u30eb\u30c8\u30a4\u30f3\u30a6\u30a3\u30b8\u30a7\u30c3\u30c8<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e00\u8cab\u6027\u306e\u3042\u308b\u30eb\u30c3\u30af\uff06\u30d5\u30a3\u30fc\u30eb<\/li>\n\n\n\n<li>\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u53ef\u80fd\u306a\u30c6\u30fc\u30de\u30b7\u30b9\u30c6\u30e0<\/li>\n\n\n\n<li>\u30a2\u30af\u30bb\u30b7\u30d3\u30ea\u30c6\u30a3\u306e\u30b5\u30dd\u30fc\u30c8<\/li>\n<\/ul>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u7d71\u5408\u958b\u767a\u74b0\u5883\uff08Qt Creator\uff09\u306e\u30b5\u30dd\u30fc\u30c8<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d3\u30b8\u30e5\u30a2\u30eb\u30c7\u30b6\u30a4\u30ca\u30fc<\/li>\n\n\n\n<li>\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb<\/li>\n\n\n\n<li>\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u6a5f\u80fd<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-3\">2024\u5e74\u306b\u304a\u3051\u308bQt\/C++\u306e\u5e02\u5834\u52d5\u5411<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u4f01\u696d\u3067\u306e\u63a1\u7528\u50be\u5411<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u81ea\u52d5\u8eca\u7523\u696d\uff1a\u30a4\u30f3\u30d5\u30a9\u30c6\u30a4\u30f3\u30e1\u30f3\u30c8\u30b7\u30b9\u30c6\u30e0<\/li>\n\n\n\n<li>\u533b\u7642\u6a5f\u5668\uff1a\u8a3a\u65ad\u30fb\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u88c5\u7f6e<\/li>\n\n\n\n<li>\u7523\u696d\u7528\u6a5f\u5668\uff1a\u5236\u5fa1\u30b7\u30b9\u30c6\u30e0<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6700\u65b0\u306e\u30c8\u30ec\u30f3\u30c9<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Qt Quick\/QML\u306e\u666e\u53ca<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30af\u30e9\u30e9\u30c6\u30a3\u30d6UI\u30c7\u30b6\u30a4\u30f3<\/li>\n\n\n\n<li>\u30e2\u30d0\u30a4\u30eb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306e\u52b9\u7387\u5316<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30e2\u30c0\u30f3\u306aQML\u306b\u3088\u308bUI\u5b9a\u7fa9\u306e\u4f8b\nRectangle {\n    width: 200\n    height: 100\n    color: \"lightblue\"\n\n    Text {\n        anchors.centerIn: parent\n        text: \"Hello Qt Quick!\"\n        font.pixelSize: 20\n    }\n\n    MouseArea {\n        anchors.fill: parent\n        onClicked: console.log(\"Clicked!\")\n    }\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u5c06\u6765\u306e\u5c55\u671b<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>WebAssembly\u30b5\u30dd\u30fc\u30c8\u306e\u5f37\u5316<\/li>\n\n\n\n<li>AI\u3068\u6a5f\u68b0\u5b66\u7fd2\u306e\u7d71\u5408<\/li>\n\n\n\n<li>\u30e2\u30d0\u30a4\u30eb\/\u7d44\u8fbc\u307f\u958b\u767a\u306e\u66f4\u306a\u308b\u7c21\u7d20\u5316<\/li>\n<\/ul>\n\n\n\n<p>Qt\/C++\u306e\u7d44\u307f\u5408\u308f\u305b\u306f\u30012024\u5e74\u306b\u304a\u3044\u3066\u3082\u9ad8\u6027\u80fd\u306a\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306e\u5f37\u529b\u306a\u9078\u629e\u80a2\u3067\u3042\u308a\u7d9a\u3051\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u3001\u7d44\u8fbc\u307f\u30b7\u30b9\u30c6\u30e0\u3084\u30c7\u30b9\u30af\u30c8\u30c3\u30d7\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5206\u91ce\u3067\u306f\u3001\u305d\u306e\u4fa1\u5024\u304c\u9ad8\u304f\u8a55\u4fa1\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-4\">Qt\/C++\u958b\u767a\u74b0\u5883\u306e\u69cb\u7bc9\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-5\">\u6700\u65b0\u306eQt Creator\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068\u521d\u671f\u8a2d\u5b9a<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u6e96\u5099<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Qt\u516c\u5f0f\u30b5\u30a4\u30c8\u304b\u3089\u6700\u65b0\u306eQt Online Installer\u3092\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9<\/li>\n\n\n\n<li>\u5fc5\u8981\u306a\u30c7\u30a3\u30b9\u30af\u5bb9\u91cf: \u6700\u4f4e10GB\u4ee5\u4e0a\u3092\u63a8\u5968<\/li>\n\n\n\n<li>\u5fc5\u8981\u306a\u30b7\u30b9\u30c6\u30e0\u8981\u4ef6\u306e\u78ba\u8a8d<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u624b\u9806<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># Linux\u306e\u5834\u5408\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u4f8b\nchmod +x qt-unified-linux-x64-4.6.1-online.run\n.\/qt-unified-linux-x64-4.6.1-online.run<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u5fc5\u8981\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u9078\u629e<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Qt 6.6.1\uff08\u6700\u65b0LTS\u7248\uff09<\/li>\n\n\n\n<li>Qt Creator 12.0<\/li>\n\n\n\n<li>\u5fc5\u8981\u306a\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u7528\u306e\u30b3\u30f3\u30d1\u30a4\u30e9<\/li>\n\n\n\n<li>\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb<\/li>\n<\/ul>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u521d\u671f\u8a2d\u5b9a\u306e\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ Qt Creator\u306e\u63a8\u5968\u8a2d\u5b9a\n\/\/ Tools &gt; Options \u3067\u4ee5\u4e0b\u3092\u8a2d\u5b9a\n\n\/\/ \u30d3\u30eb\u30c9\u8a2d\u5b9a\nCMAKE_PREFIX_PATH=\/path\/to\/qt\/6.6.1\/gcc_64\/lib\/cmake\nCMAKE_BUILD_TYPE=Debug  \/\/ \u958b\u767a\u6642\n\n\/\/ \u30b3\u30fc\u30c9\u88dc\u5b8c\nClangFormat: Enable\nClangTidy: Enable<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-6\">\u52b9\u7387\u7684\u306a\u958b\u767a\u306e\u305f\u3081\u306e\u30d7\u30e9\u30b0\u30a4\u30f3\u691c\u8a0e<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5fc5\u9808\u30d7\u30e9\u30b0\u30a4\u30f3<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>ClangFormat: \u30b3\u30fc\u30c9\u30d5\u30a9\u30fc\u30de\u30c3\u30c8<\/li>\n\n\n\n<li>Qt Design Studio Integration: UI\u30c7\u30b6\u30a4\u30f3<\/li>\n\n\n\n<li>Git Integration: \u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u304a\u3059\u3059\u3081\u30d7\u30e9\u30b0\u30a4\u30f3<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Qt Quick Preview: QML\u306e\u30e9\u30a4\u30d6\u30d7\u30ec\u30d3\u30e5\u30fc<\/li>\n\n\n\n<li>Valgrind: \u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u691c\u51fa<\/li>\n\n\n\n<li>Qt Installer Framework: \u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30d7\u30e9\u30b0\u30a4\u30f3\u306e\u8a2d\u5b9a\u4f8b\uff08ClangFormat\uff09\n\/\/ .clang-format \u30d5\u30a1\u30a4\u30eb\u306e\u4f8b\nBasedOnStyle: Google\nIndentWidth: 4\nColumnLimit: 100\nAllowShortFunctionsOnASingleLine: Empty\nBreakBeforeBraces: Allman<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u958b\u767a\u74b0\u5883\u306e\u6700\u9069\u5316<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30de\u30eb\u30c1\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u5bfe\u5fdc\u306e\u8a2d\u5b9a<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># CMakeLists.txt\u306e\u4f8b\ncmake_minimum_required(VERSION 3.16)\nproject(cross_platform_app VERSION 1.0 LANGUAGES CXX)\n\nset(CMAKE_CXX_STANDARD 17)\nset(CMAKE_CXX_STANDARD_REQUIRED ON)\n\nfind_package(Qt6 REQUIRED COMPONENTS Core Gui Widgets)\n\nif(WIN32)\n    set(PLATFORM_SPECIFIC_SOURCES windows_specific.cpp)\nelseif(APPLE)\n    set(PLATFORM_SPECIFIC_SOURCES macos_specific.mm)\nelse()\n    set(PLATFORM_SPECIFIC_SOURCES linux_specific.cpp)\nendif()\n\nadd_executable(${PROJECT_NAME}\n    main.cpp\n    mainwindow.cpp\n    ${PLATFORM_SPECIFIC_SOURCES}\n)\n\ntarget_link_libraries(${PROJECT_NAME} PRIVATE\n    Qt6::Core\n    Qt6::Gui\n    Qt6::Widgets\n)<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u56fa\u6709\u306e\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Windows: MSVC\u30b3\u30f3\u30d1\u30a4\u30e9\u306e\u6700\u9069\u5316\u8a2d\u5b9a<\/li>\n\n\n\n<li>macOS: Code Signing\u8a2d\u5b9a<\/li>\n\n\n\n<li>Linux: \u30d1\u30c3\u30b1\u30fc\u30b8\u30f3\u30b0\u8a2d\u5b9a<\/li>\n<\/ul>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30c7\u30d0\u30c3\u30b0\u74b0\u5883\u306e\u6574\u5099<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>GDB\/LLDB\u306e\u8a2d\u5b9a<\/li>\n\n\n\n<li>\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u5225\u30c7\u30d0\u30c3\u30b0\u30b7\u30f3\u30dc\u30eb\u306e\u751f\u6210<\/li>\n\n\n\n<li>\u30ea\u30e2\u30fc\u30c8\u30c7\u30d0\u30c3\u30b0\u306e\u8a2d\u5b9a<\/li>\n<\/ul>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6e2c\u5b9a\u30c4\u30fc\u30eb\u306e\u5c0e\u5165<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u5225\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u30c4\u30fc\u30eb\nWindows: Visual Studio Profiler\nmacOS: Instruments\nLinux: perf, valgrind<\/pre>\n\n\n\n<ol start=\"5\" class=\"wp-block-list\">\n<li><strong>\u7d99\u7d9a\u7684\u30a4\u30f3\u30c6\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3(CI)\u306e\u8a2d\u5b9a<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># .github\/workflows\/build.yml \u306e\u4f8b\nname: Build\non: [push, pull_request]\n\njobs:\n  build:\n    runs-on: ${{ matrix.os }}\n    strategy:\n      matrix:\n        os: [ubuntu-latest, windows-latest, macos-latest]\n\n    steps:\n    - uses: actions\/checkout@v2\n    - name: Install Qt\n      uses: jurplel\/install-qt-action@v3\n      with:\n        version: '6.6.1'\n    - name: Build\n      run: |\n        cmake -B build -S .\n        cmake --build build<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8a2d\u5b9a\u3092\u9069\u5207\u306b\u884c\u3046\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u306a\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u958b\u767a\u74b0\u5883\u3092\u69cb\u7bc9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u3001\u81ea\u52d5\u5316\u3068\u30c4\u30fc\u30eb\u306e\u6d3b\u7528\u306b\u3088\u308a\u3001\u958b\u767a\u52b9\u7387\u3092\u5927\u304d\u304f\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-8\">\u5b9f\u8df5\u7684\u306aQt\/C++\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u624b\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-9\">\u30e2\u30c0\u30f3C++\u3068Qt\u306e\u30c6\u30af\u30cb\u30c3\u30af\u306e\u7d44\u307f\u5408\u308f\u305b<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30b9\u30de\u30fc\u30c8\u30dd\u30a4\u30f3\u30bf\u306e\u6d3b\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u5f93\u6765\u306e\u65b9\u6cd5\nQLabel* label = new QLabel(\"Hello\");\n\/\/ \u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306e\u53ef\u80fd\u6027\u3042\u308a\n\n\/\/ \u30e2\u30c0\u30f3\u306a\u65b9\u6cd5\nauto label = std::make_unique&lt;QLabel&gt;(\"Hello\");\n\/\/ \u307e\u305f\u306f\nauto label = std::make_shared&lt;QLabel&gt;(\"Hello\");\n\n\/\/ Qt\u306e\u30da\u30a2\u30ec\u30f3\u30c8\u7ba1\u7406\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\nclass MainWindow : public QMainWindow\n{\n    std::unique_ptr&lt;QLabel&gt; m_label;\npublic:\n    MainWindow()\n    {\n        m_label = std::make_unique&lt;QLabel&gt;(\"Hello\", this);\n        \/\/ this\u3092\u30da\u30a2\u30ec\u30f3\u30c8\u3068\u3057\u3066\u8a2d\u5b9a\n    }\n};<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30e9\u30e0\u30c0\u5f0f\u3068\u30b7\u30b0\u30ca\u30eb\/\u30b9\u30ed\u30c3\u30c8\u306e\u7d44\u307f\u5408\u308f\u305b<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30e2\u30c0\u30f3\u306a\u63a5\u7d9a\u65b9\u6cd5\nconnect(button, &amp;QPushButton::clicked, [this](bool checked) {\n    \/\/ \u30ad\u30e3\u30d7\u30c1\u30e3\u30ea\u30b9\u30c8\u3067 this \u3092\u660e\u793a\u7684\u306b\u30ad\u30e3\u30d7\u30c1\u30e3\n    m_label-&gt;setText(checked ? \"ON\" : \"OFF\");\n});\n\n\/\/ \u578b\u5b89\u5168\u306a\u63a5\u7d9a\nconnect(button, QOverload&lt;bool&gt;::of(&amp;QPushButton::clicked), \n    this, &amp;MainWindow::handleClick);<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>C++17\/20\u306e\u6a5f\u80fd\u6d3b\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u69cb\u9020\u5316\u30d0\u30a4\u30f3\u30c7\u30a3\u30f3\u30b0\nauto [x, y] = widget-&gt;pos();\n\n\/\/ std::optional\u306e\u6d3b\u7528\nstd::optional&lt;QColor&gt; getHighlightColor(const QString&amp; theme)\n{\n    if (theme == \"dark\")\n        return QColor(255, 128, 0);\n    return std::nullopt;\n}\n\n\/\/ range\u30d9\u30fc\u30b9for\u30eb\u30fc\u30d7\u3068Qt\u30b3\u30f3\u30c6\u30ca\nfor (const auto&amp; item : qAsConst(items)) {\n    \/\/ const\u306a\u53c2\u7167\u3067\u30a2\u30af\u30bb\u30b9\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">\u30e1\u30e2\u30ea\u7ba1\u7406\u306e\u6700\u9069\u5316\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>QObject\u306e\u6240\u6709\u6a29\u7ba1\u7406<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class ResourceManager\n{\nprivate:\n    QObject* m_parent;\n    QMap&lt;QString, QObject*&gt; m_resources;\n\npublic:\n    explicit ResourceManager(QObject* parent)\n        : m_parent(parent)\n    {\n    }\n\n    template&lt;typename T&gt;\n    T* createResource(const QString&amp; name)\n    {\n        \/\/ \u89aa\u5b50\u95a2\u4fc2\u306b\u3088\u308b\u81ea\u52d5\u524a\u9664\n        auto resource = new T(m_parent);\n        m_resources[name] = resource;\n        return resource;\n    }\n};<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u9632\u6b62\u30d1\u30bf\u30fc\u30f3<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ RAll\u539f\u5247\u306e\u6d3b\u7528\nclass ScopedTransaction\n{\n    QSqlDatabase&amp; db;\npublic:\n    explicit ScopedTransaction(QSqlDatabase&amp; db) : db(db)\n    {\n        db.transaction();\n    }\n    ~ScopedTransaction()\n    {\n        if (db.isOpen())\n            db.rollback();\n    }\n    void commit()\n    {\n        db.commit();\n    }\n};<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class ImageCache\n{\nprivate:\n    QCache&lt;QString, QPixmap&gt; m_cache;\n\npublic:\n    ImageCache() : m_cache(1024 * 1024) \/\/ 1MB\u5236\u9650\n    {\n    }\n\n    QPixmap getImage(const QString&amp; path)\n    {\n        if (auto* cached = m_cache.object(path))\n            return *cached;\n\n        QPixmap pixmap(path);\n        m_cache.insert(path, new QPixmap(pixmap));\n        return pixmap;\n    }\n};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-11\">\u52b9\u679c\u7684\u306a\u30b7\u30b0\u30ca\u30eb\/\u30b9\u30ed\u30c3\u30c8\u306e\u6d3b\u7528\u65b9\u6cd5<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30ab\u30b9\u30bf\u30e0\u30b7\u30b0\u30ca\u30eb\u306e\u5b9a\u7fa9<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class DataProcessor : public QObject\n{\n    Q_OBJECT\n\nsignals:\n    void progressUpdated(int percentage, const QString&amp; status);\n    void processingComplete(const QVariantMap&amp; results);\n    void errorOccurred(const QString&amp; message);\n\npublic slots:\n    void processData(const QByteArray&amp; data)\n    {\n        try {\n            emit progressUpdated(0, \"\u958b\u59cb\u4e2d...\");\n            \/\/ \u30c7\u30fc\u30bf\u51e6\u7406\n            emit progressUpdated(50, \"\u51e6\u7406\u4e2d...\");\n            \/\/ \u51e6\u7406\u5b8c\u4e86\n            QVariantMap results;\n            emit processingComplete(results);\n        }\n        catch (const std::exception&amp; e) {\n            emit errorOccurred(QString::fromStdString(e.what()));\n        }\n    }\n};<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u975e\u540c\u671f\u51e6\u7406\u306e\u5b9f\u88c5<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class Worker : public QObject\n{\n    Q_OBJECT\n\npublic slots:\n    void doWork()\n    {\n        \/\/ \u91cd\u3044\u51e6\u7406\n        QThread::msleep(1000);\n        emit finished();\n    }\n\nsignals:\n    void finished();\n};\n\n\/\/ \u30e1\u30a4\u30f3\u30a6\u30a3\u30f3\u30c9\u30a6\u3067\u306e\u4f7f\u7528\nvoid MainWindow::startAsyncWork()\n{\n    auto* worker = new Worker;\n    auto* thread = new QThread;\n\n    worker-&gt;moveToThread(thread);\n\n    connect(thread, &amp;QThread::started, worker, &amp;Worker::doWork);\n    connect(worker, &amp;Worker::finished, thread, &amp;QThread::quit);\n    connect(worker, &amp;Worker::finished, worker, &amp;Worker::deleteLater);\n    connect(thread, &amp;QThread::finished, thread, &amp;QThread::deleteLater);\n\n    thread-&gt;start();\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30a4\u30d9\u30f3\u30c8\u30d5\u30a3\u30eb\u30bf\u306e\u6d3b\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class CustomWidget : public QWidget\n{\nprotected:\n    bool eventFilter(QObject* watched, QEvent* event) override\n    {\n        if (watched == childWidget &amp;&amp; event-&gt;type() == QEvent::MouseButtonPress) {\n            auto* mouseEvent = static_cast&lt;QMouseEvent*&gt;(event);\n            handleCustomMousePress(mouseEvent);\n            return true; \/\/ \u30a4\u30d9\u30f3\u30c8\u3092\u51e6\u7406\u6e08\u307f\u3068\u3057\u3066\u30de\u30fc\u30af\n        }\n        return QWidget::eventFilter(watched, event);\n    }\n};<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30c6\u30af\u30cb\u30c3\u30af\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u304c\u9ad8\u304f\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u826f\u3044Qt\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7279\u306b\u3001\u30e2\u30c0\u30f3C++\u306e\u6a5f\u80fd\u3068Qt\u306e\u30b7\u30b0\u30ca\u30eb\/\u30b9\u30ed\u30c3\u30c8\u30b7\u30b9\u30c6\u30e0\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u5b89\u5168\u3067\u52b9\u7387\u7684\u306a\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-12\">GUI\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306e\u5b9f\u8df5\u30b9\u30c6\u30c3\u30d7<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-13\">\u30b9\u30c6\u30c3\u30d7 1\uff1a\u57fa\u672c\u7684\u306a\u30a6\u30a3\u30b8\u30a7\u30c3\u30c8\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30e1\u30a4\u30f3\u30a6\u30a3\u30f3\u30c9\u30a6\u306e\u4f5c\u6210<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ mainwindow.h\nclass MainWindow : public QMainWindow\n{\n    Q_OBJECT\n\nprivate:\n    QWidget* centralWidget;\n    QVBoxLayout* mainLayout;\n    QPushButton* submitButton;\n    QLineEdit* inputField;\n    QLabel* statusLabel;\n\npublic:\n    MainWindow(QWidget* parent = nullptr)\n        : QMainWindow(parent)\n    {\n        setupUi();\n        connectSignals();\n    }\n\nprivate:\n    void setupUi();\n    void connectSignals();\n};\n\n\/\/ mainwindow.cpp\nvoid MainWindow::setupUi()\n{\n    \/\/ \u4e2d\u592e\u30a6\u30a3\u30b8\u30a7\u30c3\u30c8\u306e\u8a2d\u5b9a\n    centralWidget = new QWidget(this);\n    setCentralWidget(centralWidget);\n\n    \/\/ \u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u8a2d\u5b9a\n    mainLayout = new QVBoxLayout(centralWidget);\n\n    \/\/ \u5404\u30a6\u30a3\u30b8\u30a7\u30c3\u30c8\u306e\u4f5c\u6210\u3068\u8ffd\u52a0\n    inputField = new QLineEdit(this);\n    submitButton = new QPushButton(\"\u9001\u4fe1\", this);\n    statusLabel = new QLabel(\"\u6e96\u5099\u5b8c\u4e86\", this);\n\n    mainLayout-&gt;addWidget(inputField);\n    mainLayout-&gt;addWidget(submitButton);\n    mainLayout-&gt;addWidget(statusLabel);\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30ab\u30b9\u30bf\u30e0\u30a6\u30a3\u30b8\u30a7\u30c3\u30c8\u306e\u4f5c\u6210<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ customwidget.h\nclass CustomWidget : public QWidget\n{\n    Q_OBJECT\n    Q_PROPERTY(QString value READ value WRITE setValue NOTIFY valueChanged)\n\nprivate:\n    QString m_value;\n\npublic:\n    explicit CustomWidget(QWidget* parent = nullptr);\n    QString value() const { return m_value; }\n\npublic slots:\n    void setValue(const QString&amp; value);\n\nsignals:\n    void valueChanged(const QString&amp; newValue);\n};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">\u30b9\u30c6\u30c3\u30d7 2\uff1a\u30ec\u30a4\u30a2\u30a6\u30c8\u8a2d\u8a08\u3068\u30b9\u30bf\u30a4\u30eb\u306e\u9069\u7528<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8907\u96d1\u306a\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u69cb\u7bc9<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">void MainWindow::createComplexLayout()\n{\n    auto* gridLayout = new QGridLayout;\n\n    \/\/ \u30c4\u30fc\u30eb\u30d0\u30fc\u9818\u57df\n    auto* toolbar = new QToolBar;\n    gridLayout-&gt;addWidget(toolbar, 0, 0, 1, 2);\n\n    \/\/ \u30b5\u30a4\u30c9\u30d1\u30cd\u30eb\n    auto* sidePanel = new QWidget;\n    auto* sidePanelLayout = new QVBoxLayout(sidePanel);\n    gridLayout-&gt;addWidget(sidePanel, 1, 0);\n\n    \/\/ \u30e1\u30a4\u30f3\u30b3\u30f3\u30c6\u30f3\u30c4\u9818\u57df\n    auto* contentArea = new QWidget;\n    auto* contentLayout = new QVBoxLayout(contentArea);\n    gridLayout-&gt;addWidget(contentArea, 1, 1);\n\n    \/\/ \u30b9\u30c6\u30fc\u30bf\u30b9\u30d0\u30fc\n    auto* statusBar = new QStatusBar;\n    gridLayout-&gt;addWidget(statusBar, 2, 0, 1, 2);\n\n    \/\/ \u30b0\u30ea\u30c3\u30c9\u306e\u5217\u5e45\u306e\u8a2d\u5b9a\n    gridLayout-&gt;setColumnStretch(0, 1);  \/\/ \u30b5\u30a4\u30c9\u30d1\u30cd\u30eb\n    gridLayout-&gt;setColumnStretch(1, 3);  \/\/ \u30e1\u30a4\u30f3\u30b3\u30f3\u30c6\u30f3\u30c4\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u306e\u9069\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">void MainWindow::applyStyles()\n{\n    \/\/ \u30c0\u30fc\u30af\u30c6\u30fc\u30de\u306e\u9069\u7528\n    QString styleSheet = R\"(\n        QMainWindow {\n            background-color: #2b2b2b;\n        }\n\n        QPushButton {\n            background-color: #0d47a1;\n            color: white;\n            border-radius: 4px;\n            padding: 6px 12px;\n            font-weight: bold;\n        }\n\n        QPushButton:hover {\n            background-color: #1565c0;\n        }\n\n        QLineEdit {\n            padding: 4px;\n            border: 1px solid #666;\n            border-radius: 4px;\n            background-color: #333;\n            color: white;\n        }\n    )\";\n\n    setStyleSheet(styleSheet);\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-15\">\u30b9\u30c6\u30c3\u30d7 3\uff1a\u30a4\u30d9\u30f3\u30c8\u51e6\u7406\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u306e\u8a2d\u5b9a<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">void MainWindow::connectSignals()\n{\n    \/\/ \u30af\u30ea\u30c3\u30af\u30a4\u30d9\u30f3\u30c8\u306e\u51e6\u7406\n    connect(submitButton, &amp;QPushButton::clicked, this, [this]() {\n        QString input = inputField-&gt;text();\n        if (!input.isEmpty()) {\n            processInput(input);\n        } else {\n            showError(\"\u5165\u529b\u304c\u5fc5\u8981\u3067\u3059\");\n        }\n    });\n\n    \/\/ \u30c6\u30ad\u30b9\u30c8\u5909\u66f4\u30a4\u30d9\u30f3\u30c8\u306e\u51e6\u7406\n    connect(inputField, &amp;QLineEdit::textChanged, this, [this](const QString&amp; text) {\n        submitButton-&gt;setEnabled(!text.isEmpty());\n    });\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30ab\u30b9\u30bf\u30e0\u30a4\u30d9\u30f3\u30c8\u306e\u51e6\u7406<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class CustomEvent : public QEvent\n{\npublic:\n    static const QEvent::Type CustomEventType = static_cast&lt;QEvent::Type&gt;(QEvent::User + 1);\n\n    CustomEvent(const QString&amp; data)\n        : QEvent(CustomEventType), m_data(data) {}\n\n    QString data() const { return m_data; }\n\nprivate:\n    QString m_data;\n};\n\n\/\/ \u30a4\u30d9\u30f3\u30c8\u306e\u51e6\u7406\nbool MainWindow::event(QEvent* event)\n{\n    if (event-&gt;type() == CustomEvent::CustomEventType) {\n        auto* customEvent = static_cast&lt;CustomEvent*&gt;(event);\n        handleCustomEvent(customEvent-&gt;data());\n        return true;\n    }\n    return QMainWindow::event(event);\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30c9\u30e9\u30c3\u30b0\uff06\u30c9\u30ed\u30c3\u30d7\u306e\u5b9f\u88c5<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class DropArea : public QLabel\n{\nprotected:\n    void dragEnterEvent(QDragEnterEvent* event) override\n    {\n        if (event-&gt;mimeData()-&gt;hasFormat(\"text\/plain\"))\n            event-&gt;acceptProposedAction();\n    }\n\n    void dropEvent(QDropEvent* event) override\n    {\n        const QMimeData* mimeData = event-&gt;mimeData();\n        if (mimeData-&gt;hasText()) {\n            setText(mimeData-&gt;text());\n            emit textDropped(mimeData-&gt;text());\n        }\n    }\n\nsignals:\n    void textDropped(const QString&amp; text);\n};<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30b9\u30c6\u30c3\u30d7\u3092\u9806\u756a\u306b\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001\u57fa\u672c\u7684\u306aGUI\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u9aa8\u683c\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5404\u30b9\u30c6\u30c3\u30d7\u3067\u91cd\u8981\u306a\u306e\u306f:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30a6\u30a3\u30b8\u30a7\u30c3\u30c8\u306e\u9069\u5207\u306a\u968e\u5c64\u69cb\u9020\u306e\u8a2d\u8a08<\/li>\n\n\n\n<li>\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u306a\u30ec\u30a4\u30a2\u30a6\u30c8\u306e\u5b9f\u73fe<\/li>\n\n\n\n<li>\u30e6\u30fc\u30b6\u30fc\u30d5\u30ec\u30f3\u30c9\u30ea\u30fc\u306a\u30a4\u30d9\u30f3\u30c8\u51e6\u7406\u306e\u5b9f\u88c5<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8003\u616e\u3057\u305f\u30a4\u30d9\u30f3\u30c8\u306e\u6700\u9069\u5316<\/li>\n<\/ul>\n\n\n\n<p>\u7279\u306b\u3001\u30a4\u30d9\u30f3\u30c8\u51e6\u7406\u3067\u306f\u975e\u540c\u671f\u51e6\u7406\u3092\u9069\u5207\u306b\u7d44\u307f\u8fbc\u307f\u3001UI\u306e\u30d5\u30ea\u30fc\u30ba\u3092\u9632\u3050\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-16\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u3068\u30c7\u30d0\u30c3\u30b0\u6280\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-17\">\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306e\u7279\u5b9a\u3068\u89e3\u6c7a\u65b9\u6cd5<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u30c4\u30fc\u30eb\u306e\u6d3b\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ Qt Creator\u306e\u30d7\u30ed\u30d5\u30a1\u30a4\u30e9\u3092\u4f7f\u7528\u3057\u305f\u4f8b\n#include &lt;QElapsedTimer&gt;\n\nclass PerformanceMonitor\n{\npublic:\n    static void measureFunction(const QString&amp; functionName, std::function&lt;void()&gt; func)\n    {\n        QElapsedTimer timer;\n        timer.start();\n\n        func();\n\n        qDebug() &lt;&lt; functionName &lt;&lt; \"\u5b9f\u884c\u6642\u9593:\" &lt;&lt; timer.elapsed() &lt;&lt; \"ms\";\n    }\n};\n\n\/\/ \u4f7f\u7528\u4f8b\nvoid heavyOperation()\n{\n    PerformanceMonitor::measureFunction(\"heavyOperation\", []() {\n        \/\/ \u91cd\u3044\u51e6\u7406\n        for(int i = 0; i &lt; 1000000; i++) {\n            \/\/ \u51e6\u7406\n        }\n    });\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306e\u691c\u51fa\u3068\u9632\u6b62\nclass ResourceManager\n{\nprivate:\n    QHash&lt;QString, QSharedPointer&lt;QResource&gt;&gt; m_resources;\n\npublic:\n    void loadResource(const QString&amp; path)\n    {\n        \/\/ \u30ea\u30bd\u30fc\u30b9\u306e\u30d7\u30ea\u30ed\u30fc\u30c9\u3068\u5171\u6709\n        if (!m_resources.contains(path)) {\n            m_resources[path] = QSharedPointer&lt;QResource&gt;::create(path);\n        }\n    }\n\n    void clearUnusedResources()\n    {\n        \/\/ \u53c2\u7167\u30ab\u30a6\u30f3\u30c8\u304c1\uff08\u3053\u306e\u30de\u30cd\u30fc\u30b8\u30e3\u306e\u307f\uff09\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u89e3\u653e\n        auto it = m_resources.begin();\n        while (it != m_resources.end()) {\n            if (it.value().use_count() == 1) {\n                it = m_resources.erase(it);\n            } else {\n                ++it;\n            }\n        }\n    }\n};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u304a\u3051\u308b\u6700\u9069\u5316\u6226\u7565<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u56fa\u6709\u306e\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">#ifdef Q_OS_WIN\n    \/\/ Windows\u3067\u306e\u63cf\u753b\u6700\u9069\u5316\n    class WindowsOptimizer\n    {\n    public:\n        static void optimizeForWindows(QWidget* widget)\n        {\n            widget-&gt;setAttribute(Qt::WA_NativeWindow);\n            widget-&gt;setAttribute(Qt::WA_PaintOnScreen);\n        }\n    };\n#elif defined(Q_OS_MAC)\n    \/\/ macOS\u3067\u306e\u6700\u9069\u5316\n    class MacOptimizer\n    {\n    public:\n        static void optimizeForMac(QWidget* widget)\n        {\n            widget-&gt;setAttribute(Qt::WA_MacShowFocusRect, false);\n            widget-&gt;setAttribute(Qt::WA_MacMiniSize);\n        }\n    };\n#endif<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class OptimizedWidget : public QWidget\n{\nprotected:\n    void paintEvent(QPaintEvent* event) override\n    {\n        \/\/ \u30c0\u30d6\u30eb\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u306e\u6d3b\u7528\n        QPixmap buffer(size());\n        buffer.fill(Qt::transparent);\n\n        QPainter bufferPainter(&amp;buffer);\n        \/\/ \u30a2\u30f3\u30c1\u30a8\u30a4\u30ea\u30a2\u30b7\u30f3\u30b0\u306e\u8a2d\u5b9a\n        bufferPainter.setRenderHint(QPainter::Antialiasing);\n\n        \/\/ \u30af\u30ea\u30c3\u30d4\u30f3\u30b0\u9818\u57df\u306e\u8a2d\u5b9a\n        bufferPainter.setClipRect(event-&gt;rect());\n\n        \/\/ \u5b9f\u969b\u306e\u63cf\u753b\u51e6\u7406\n        render(&amp;bufferPainter);\n\n        \/\/ \u30b9\u30af\u30ea\u30fc\u30f3\u3078\u306e\u8ee2\u9001\n        QPainter painter(this);\n        painter.drawPixmap(0, 0, buffer);\n    }\n};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-19\">\u52b9\u7387\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb\u306e\u6d3b\u7528\u30c6\u30af\u30cb\u30c3\u30af<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30c7\u30d0\u30c3\u30b0\u30ed\u30b0\u306e\u5b9f\u88c5<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">class Logger\n{\npublic:\n    enum class Level {\n        Debug,\n        Info,\n        Warning,\n        Error\n    };\n\n    static void log(Level level, const QString&amp; message)\n    {\n        QString timestamp = QDateTime::currentDateTime()\n            .toString(\"yyyy-MM-dd hh:mm:ss.zzz\");\n\n        QString levelStr;\n        switch (level) {\n            case Level::Debug:   levelStr = \"DEBUG\"; break;\n            case Level::Info:    levelStr = \"INFO\"; break;\n            case Level::Warning: levelStr = \"WARN\"; break;\n            case Level::Error:   levelStr = \"ERROR\"; break;\n        }\n\n        QString logMessage = QString(\"[%1] [%2] %3\")\n            .arg(timestamp, levelStr, message);\n\n        #ifdef QT_DEBUG\n            qDebug().noquote() &lt;&lt; logMessage;\n        #endif\n\n        \/\/ \u30d5\u30a1\u30a4\u30eb\u3078\u306e\u51fa\u529b\n        static QFile logFile(\"app.log\");\n        static QTextStream logStream(&amp;logFile);\n\n        if (!logFile.isOpen()) {\n            logFile.open(QIODevice::WriteOnly | QIODevice::Append);\n        }\n\n        logStream &lt;&lt; logMessage &lt;&lt; Qt::endl;\n    }\n};<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30c7\u30d0\u30c3\u30b0\u30d3\u30eb\u30c9\u306e\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30c7\u30d0\u30c3\u30b0\u30de\u30af\u30ed\u306e\u6d3b\u7528\n#ifdef QT_DEBUG\n    #define DEBUG_LOG(msg) Logger::log(Logger::Level::Debug, msg)\n    #define ASSERT_GUI_THREAD Q_ASSERT(QThread::currentThread() == qApp-&gt;thread())\n#else\n    #define DEBUG_LOG(msg)\n    #define ASSERT_GUI_THREAD\n#endif\n\n\/\/ \u30e1\u30e2\u30ea\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0\nclass MemoryTracker\n{\npublic:\n    static void trackAllocation(void* ptr, size_t size)\n    {\n        #ifdef QT_DEBUG\n            qDebug() &lt;&lt; \"Memory allocated:\" &lt;&lt; ptr &lt;&lt; \"Size:\" &lt;&lt; size;\n        #endif\n    }\n\n    static void trackDeallocation(void* ptr)\n    {\n        #ifdef QT_DEBUG\n            qDebug() &lt;&lt; \"Memory deallocated:\" &lt;&lt; ptr;\n        #endif\n    }\n};<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u6761\u4ef6\u4ed8\u304d\u30d6\u30ec\u30fc\u30af\u30dd\u30a4\u30f3\u30c8\u306e\u6d3b\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">void processData(const QVariant&amp; data)\n{\n    \/\/ \u30c7\u30d0\u30c3\u30b0\u30d3\u30eb\u30c9\u3067\u306e\u578b\u30c1\u30a7\u30c3\u30af\n    #ifdef QT_DEBUG\n        if (!data.canConvert&lt;QString&gt;()) {\n            qDebug() &lt;&lt; \"Invalid data type:\" &lt;&lt; data.typeName();\n            Q_ASSERT(false);  \/\/ \u958b\u767a\u6642\u306e\u307f\u30d6\u30ec\u30fc\u30af\n        }\n    #endif\n\n    \/\/ \u901a\u5e38\u306e\u51e6\u7406\n    QString strData = data.toString();\n    \/\/ ...\n}<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u6700\u9069\u5316\u3068\u30c7\u30d0\u30c3\u30b0\u6280\u6cd5\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u9ad8\u54c1\u8cea\u306aQt\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7279\u306b:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u65e9\u671f\u306b\u767a\u898b\u3057\u5bfe\u51e6\u3059\u308b<\/li>\n\n\n\n<li>\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u56fa\u6709\u306e\u6700\u9069\u5316\u3092\u9069\u5207\u306b\u5b9f\u88c5\u3059\u308b<\/li>\n\n\n\n<li>\u52b9\u679c\u7684\u306a\u30c7\u30d0\u30c3\u30b0\u74b0\u5883\u3092\u69cb\u7bc9\u3059\u308b<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8981\u7d20\u306f\u3001\u5b9f\u969b\u306e\u958b\u767a\u73fe\u5834\u3067\u975e\u5e38\u306b\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-20\">\u5b9f\u8df5\u7684\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u4f8b\u3068\u5fdc\u7528<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-21\">\u30b7\u30f3\u30d7\u30eb\u306a\u30c6\u30ad\u30b9\u30c8\u30a8\u30c7\u30a3\u30bf\u306e\u4f5c\u6210\u624b\u9806<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u57fa\u672c\u69cb\u9020\u306e\u5b9f\u88c5<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ texteditor.h\nclass TextEditor : public QMainWindow\n{\n    Q_OBJECT\n\nprivate:\n    QPlainTextEdit* m_editor;\n    QString m_currentFile;\n\n    QMenu* m_fileMenu;\n    QMenu* m_editMenu;\n    QToolBar* m_toolbar;\n\n    \/\/ \u691c\u7d22\u6a5f\u80fd\u7528\n    QLineEdit* m_searchBox;\n    QPushButton* m_findButton;\n\npublic:\n    TextEditor(QWidget* parent = nullptr);\n\nprivate slots:\n    void newFile();\n    void openFile();\n    void saveFile();\n    void findText();\n};\n\n\/\/ texteditor.cpp\nTextEditor::TextEditor(QWidget* parent)\n    : QMainWindow(parent)\n{\n    setupEditor();\n    setupMenus();\n    setupToolBar();\n    setupSearchWidget();\n\n    setCentralWidget(m_editor);\n    setWindowTitle(tr(\"Qt Text Editor\"));\n}\n\nvoid TextEditor::setupEditor()\n{\n    m_editor = new QPlainTextEdit;\n    m_editor-&gt;setLineWrapMode(QPlainTextEdit::NoWrap);\n\n    \/\/ \u30b7\u30f3\u30bf\u30c3\u30af\u30b9\u30cf\u30a4\u30e9\u30a4\u30c8\u306e\u8a2d\u5b9a\n    QFont font(\"Courier\", 10);\n    m_editor-&gt;setFont(font);\n\n    \/\/ \u884c\u756a\u53f7\u8868\u793a\u306e\u5b9f\u88c5\n    auto lineNumberArea = new LineNumberArea(m_editor);\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u9ad8\u5ea6\u306a\u6a5f\u80fd\u306e\u8ffd\u52a0<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u81ea\u52d5\u4fdd\u5b58\u6a5f\u80fd\nclass AutoSaveManager : public QObject\n{\n    Q_OBJECT\n\nprivate:\n    QTimer m_timer;\n    TextEditor* m_editor;\n\npublic:\n    AutoSaveManager(TextEditor* editor, QObject* parent = nullptr)\n        : QObject(parent), m_editor(editor)\n    {\n        connect(&amp;m_timer, &amp;QTimer::timeout,\n                this, &amp;AutoSaveManager::performAutoSave);\n\n        m_timer.start(300000); \/\/ 5\u5206\u3054\u3068\u306b\u81ea\u52d5\u4fdd\u5b58\n    }\n\nprivate slots:\n    void performAutoSave()\n    {\n        if (m_editor-&gt;isModified()) {\n            m_editor-&gt;saveToTemp();\n        }\n    }\n};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-22\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9023\u643a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u306e\u8a2d\u5b9a<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ dbmanager.h\nclass DBManager\n{\npublic:\n    static DBManager&amp; instance()\n    {\n        static DBManager instance;\n        return instance;\n    }\n\n    bool initialize()\n    {\n        m_db = QSqlDatabase::addDatabase(\"QSQLITE\");\n        m_db.setDatabaseName(\"application.db\");\n\n        if (!m_db.open()) {\n            qDebug() &lt;&lt; \"\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u30a8\u30e9\u30fc:\" &lt;&lt; m_db.lastError().text();\n            return false;\n        }\n\n        createTables();\n        return true;\n    }\n\nprivate:\n    QSqlDatabase m_db;\n\n    void createTables()\n    {\n        QSqlQuery query;\n        query.exec(R\"(\n            CREATE TABLE IF NOT EXISTS documents (\n                id INTEGER PRIMARY KEY AUTOINCREMENT,\n                title TEXT NOT NULL,\n                content TEXT,\n                created_at DATETIME DEFAULT CURRENT_TIMESTAMP,\n                updated_at DATETIME DEFAULT CURRENT_TIMESTAMP\n            )\n        )\");\n    }\n};<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u5c64\u306e\u5b9f\u88c5<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ documentrepository.h\nclass DocumentRepository\n{\npublic:\n    struct Document {\n        int id;\n        QString title;\n        QString content;\n        QDateTime createdAt;\n        QDateTime updatedAt;\n    };\n\n    QVector&lt;Document&gt; getAllDocuments()\n    {\n        QVector&lt;Document&gt; documents;\n        QSqlQuery query(\"SELECT * FROM documents ORDER BY updated_at DESC\");\n\n        while (query.next()) {\n            Document doc;\n            doc.id = query.value(\"id\").toInt();\n            doc.title = query.value(\"title\").toString();\n            doc.content = query.value(\"content\").toString();\n            doc.createdAt = query.value(\"created_at\").toDateTime();\n            doc.updatedAt = query.value(\"updated_at\").toDateTime();\n            documents.append(doc);\n        }\n\n        return documents;\n    }\n\n    bool saveDocument(Document&amp; doc)\n    {\n        QSqlQuery query;\n        if (doc.id == 0) {\n            \/\/ \u65b0\u898f\u4f5c\u6210\n            query.prepare(R\"(\n                INSERT INTO documents (title, content)\n                VALUES (:title, :content)\n            )\");\n        } else {\n            \/\/ \u66f4\u65b0\n            query.prepare(R\"(\n                UPDATE documents\n                SET title = :title,\n                    content = :content,\n                    updated_at = CURRENT_TIMESTAMP\n                WHERE id = :id\n            )\");\n            query.bindValue(\":id\", doc.id);\n        }\n\n        query.bindValue(\":title\", doc.title);\n        query.bindValue(\":content\", doc.content);\n\n        return query.exec();\n    }\n};<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-23\">\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u65b9\u6cd5<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30ef\u30fc\u30ab\u30fc\u30b9\u30ec\u30c3\u30c9\u306e\u5b9f\u88c5<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ worker.h\nclass Worker : public QObject\n{\n    Q_OBJECT\n\npublic slots:\n    void processData(const QByteArray&amp; data)\n    {\n        \/\/ \u91cd\u3044\u51e6\u7406\u3092\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u3067\u5b9f\u884c\n        QThread::msleep(1000); \/\/ \u30b7\u30df\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\n\n        \/\/ \u7d50\u679c\u3092\u751f\u6210\n        QByteArray result = processDataInBackground(data);\n\n        \/\/ \u51e6\u7406\u5b8c\u4e86\u3092\u901a\u77e5\n        emit resultReady(result);\n    }\n\nsignals:\n    void resultReady(const QByteArray&amp; result);\n\nprivate:\n    QByteArray processDataInBackground(const QByteArray&amp; data)\n    {\n        \/\/ \u5b9f\u969b\u306e\u51e6\u7406\u3092\u3053\u3053\u306b\u5b9f\u88c5\n        return data;\n    }\n};\n\n\/\/ mainwindow.cpp\nvoid MainWindow::setupWorker()\n{\n    Worker* worker = new Worker;\n    QThread* workerThread = new QThread;\n\n    worker-&gt;moveToThread(workerThread);\n\n    connect(workerThread, &amp;QThread::finished,\n            worker, &amp;QObject::deleteLater);\n    connect(this, &amp;MainWindow::operate,\n            worker, &amp;Worker::processData);\n    connect(worker, &amp;Worker::resultReady,\n            this, &amp;MainWindow::handleResults);\n\n    workerThread-&gt;start();\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30b9\u30ec\u30c3\u30c9\u30d7\u30fc\u30eb\u5b9f\u88c5<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ threadpool.h\nclass ThreadPool : public QObject\n{\n    Q_OBJECT\n\nprivate:\n    QVector&lt;QThread*&gt; m_threads;\n    QQueue&lt;std::function&lt;void()&gt;&gt; m_tasks;\n    QMutex m_mutex;\n    QWaitCondition m_condition;\n\npublic:\n    ThreadPool(int threadCount = QThread::idealThreadCount())\n    {\n        for (int i = 0; i &lt; threadCount; ++i) {\n            auto thread = new QThread(this);\n            connect(thread, &amp;QThread::started, [this]() {\n                threadFunction();\n            });\n            m_threads.append(thread);\n            thread-&gt;start();\n        }\n    }\n\n    void addTask(std::function&lt;void()&gt; task)\n    {\n        QMutexLocker locker(&amp;m_mutex);\n        m_tasks.enqueue(task);\n        m_condition.wakeOne();\n    }\n\nprivate:\n    void threadFunction()\n    {\n        while (true) {\n            std::function&lt;void()&gt; task;\n\n            {\n                QMutexLocker locker(&amp;m_mutex);\n                while (m_tasks.isEmpty()) {\n                    m_condition.wait(&amp;m_mutex);\n                }\n\n                task = m_tasks.dequeue();\n            }\n\n            task();\n        }\n    }\n};<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u5b9f\u88c5\u4f8b\u306f\u3001\u5b9f\u969b\u306e\u958b\u767a\u73fe\u5834\u3067\u5fc5\u8981\u3068\u306a\u308b\u4e3b\u8981\u306a\u6a5f\u80fd\u3092\u542b\u3093\u3067\u3044\u307e\u3059\u3002\u7279\u306b\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u306f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3055\u308c\u305f\u8a2d\u8a08<\/li>\n\n\n\n<li>\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u306e\u9069\u5207\u306a\u5b9f\u88c5<\/li>\n\n\n\n<li>\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u306a\u51e6\u7406\u306e\u5b9f\u73fe<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8003\u616e\u3057\u305f\u5b9f\u88c5<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u4f8b\u3092\u57fa\u306b\u3001\u8981\u4ef6\u306b\u5fdc\u3058\u3066\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3059\u308b\u3053\u3068\u3067\u3001\u5b9f\u7528\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u52b9\u7387\u7684\u306b\u958b\u767a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Warning: Undefined array key &#8220;is_admin&#8221; in \/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/ &#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":{"0":"post-1824","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-cpp","7":"nothumb"},"_links":{"self":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1824","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1824"}],"version-history":[{"count":1,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1824\/revisions"}],"predecessor-version":[{"id":1825,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1824\/revisions\/1825"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1824"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1824"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1824"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}