{"id":2002,"date":"2020-11-09T22:02:00","date_gmt":"2020-11-09T14:02:00","guid":{"rendered":"https:\/\/www.yumefx.com\/?p=2002"},"modified":"2021-03-01T19:15:05","modified_gmt":"2021-03-01T11:15:05","slug":"pyqt5%e7%be%8e%e5%8c%96%e4%b9%8bqss","status":"publish","type":"post","link":"https:\/\/www.yumefx.com\/?p=2002","title":{"rendered":"PyQt5\u7f8e\u5316\u4e4bQSS"},"content":{"rendered":"\n<p>QSS\u5168\u79f0\u662fQt Style Sheets\uff0c\u4e5f\u5c31\u662fQt\u6837\u5f0f\u8868\uff0c\u53ef\u4ee5\u7528\u6765\u5b9a\u4e49Qt\u7a97\u53e3\u90e8\u4ef6\u7684\u5916\u89c2\uff0c\u4e0eHTML\u7ea7\u8054\u6837\u5f0f\u8868\uff08CSS\uff09\u529f\u80fd\u5f88\u76f8\u4f3c\u3002<\/p>\n<p>\u4f7f\u7528\u65f6\u65e2\u53ef\u4ee5\u901a\u8fc7<code>QApplication.setStyleSheet()<\/code>\u5728\u6574\u4e2a\u5e94\u7528\u7a0b\u5e8f\u4e0a\u8bbe\u7f6e\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528<code>QWidget.setStyleSheet()<\/code>\u8bbe\u7f6e\u67d0\u4e2a\u90e8\u4ef6\uff08\u53ca\u5176\u5b50\u90e8\u4ef6\uff09\u7684\u5916\u89c2\u3002<\/p>\n<p>QSS\u6837\u5f0f\u6700\u597d\u5355\u72ec\u5b58\u653e\u5230\u4e00\u4e2a\u6587\u4ef6\u4e2d\uff0c\u65b9\u4fbf\u67e5\u627e\u548c\u7ba1\u7406\u3002<\/p>\n\n\n\n<pre>\n<span>with open(&quot;testQSS.qss&quot;, &quot;r&quot;) as f:<\/span>\n<span>    self.setStyleSheet(f.read())<\/span>\n<\/pre>\n\n\n\n<p>\u5982\u679c\u5bf9\u540c\u4e00\u90e8\u4ef6\u7684\u540c\u4e00\u6837\u5f0f\u8bbe\u7f6e\u4e86\u591a\u4e2a\u6570\u503c\uff0c\u5219Qt\u5c06\u4ece\u6240\u6709\u8bbe\u7f6e\u7684\u6837\u5f0f\u8868\u4e2d\u83b7\u53d6\u6743\u91cd\u6700\u9ad8\u7684\u8bbe\u7f6e\uff0c\u4e5f\u5c31\u662f\u4e0eCSS\u7c7b\u4f3c\u7684\u7ea7\u8054\u7279\u6027\u3002<\/p>\n<h1>\u00a0<\/h1>\n<h1 style=\"text-align: center;\">QSS\u8bed\u6cd5<\/h1>\n<p>QSS\u8bed\u6cd5\u4e0eHTML\u7684CSS\u8bed\u6cd5\u51e0\u4e4e\u76f8\u540c\uff0c\u540c\u6837\u7531\u9009\u62e9\u5668+\u5c5e\u6027\u5217\u8868\u6784\u6210\uff0c\u529f\u80fd\u4e0a\u8981\u5f31\u4e00\u4e9b\u3002<\/p>\n<p>\u4f8b\u5982\u4e0b\u9762\u8fd9\u4e2a\u4ee3\u7801\u53ef\u4ee5\u8bbe\u7f6e\u6240\u6709LineEdit\u90e8\u4ef6\u7684\u80cc\u666f\u989c\u8272\u4e3a\u9ec4\u8272\u3002<\/p>\n\n\n\n<pre>\n<span>QLineEdit {<\/span>\n<span>  background-color:yellow;<\/span>\n<span>}<\/span>\n<\/pre>\n\n\n\n<p><img loading=\"lazy\" class=\"size-full wp-image-2008 aligncenter\" src=\"http:\/\/www.yumefx.com\/wp-content\/uploads\/2020\/11\/qss_01.jpg\" alt=\"\" width=\"423\" height=\"246\" \/><\/p>\n<p>QSS\u652f\u6301CSS2\u4e2d\u5b9a\u4e49\u7684\u6240\u6709\u9009\u62e9\u5668\uff0c\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>\u901a\u7528\u9009\u62e9\u5668\uff0c<code>*<\/code>\uff0c\u6240\u6709\u90e8\u4ef6<\/li>\n<li>\u7c7b\u578b\u9009\u62e9\u5668\uff0c\u4f8b\u5982<code>QLineEdit<\/code>\uff0c\u6240\u6709\u8be5\u7c7b\u578b\u90e8\u4ef6\u53ca\u8be5\u90e8\u4ef6\u7684\u5b50\u7c7b<\/li>\n<li>\u7c7b\u9009\u62e9\u5668\uff0c\u4f8b\u5982<code>.QLineEdit<\/code>\uff0c\u6240\u6709\u8be5\u7c7b\u578b\u7684\u90e8\u4ef6\uff0c\u4e0d\u5305\u62ec\u5b50\u7c7b<\/li>\n<li>ID\u9009\u62e9\u5668\uff0c\u4f8b\u5982<code>#name<\/code>\uff0c\u5bf9\u8c61\u540d\uff08setObjectName\uff09\u4e3aname\u7684\u90e8\u4ef6\u3002<\/li>\n<li>\u540e\u4ee3\u9009\u62e9\u5668\uff0c\u4f8b\u5982<code>QDialog QLineEdit<\/code>\uff0cDialog\u540e\u4ee3\u6240\u6709LineEdit\u90e8\u4ef6\u3002<\/li>\n<li>\u5b50\u9009\u62e9\u5668\uff0c\u4f8b\u5982<code>QDialog&gt;QLineEdit<\/code>\uff0cDialog\u5b50\u4ee3\u6240\u6709LineEdit\u90e8\u4ef6\u3002<\/li>\n<\/ul>\n<h1>\u00a0<\/h1>\n<h1 style=\"text-align: center;\">\u5b50\u90e8\u4ef6<\/h1>\n<p>\u5bf9\u4e8e\u4e00\u4e9b\u6bd4\u8f83\u590d\u6742\u7684\u90e8\u4ef6\u7684\u6837\u5f0f\uff0c\u6709\u5fc5\u8981\u8bbf\u95ee\u90e8\u4ef6\u7684\u5b50\u90e8\u4ef6\uff0c\u4f8b\u5982QComboBox\u7684\u4e0b\u62c9\u6309\u94ae\u6216\u8005QSpinBox\u7684\u5411\u4e0a\u548c\u5411\u4e0b\u7bad\u5934\u3002\u4f8b\u5982\uff1a<\/p>\n\n\n\n<pre>\n<span>QComboBox::drop-down {<\/span>\n<span>  image:url(&quot;img\/arrow-down.png&quot;);<\/span>\n<span>}<\/span>\n<\/pre>\n\n\n\n<p>\u6ce8\u610f\uff0c\u7ed9\u5b50\u90e8\u4ef6\u8bbe\u7f6e\u56fe\u7247\u4f1a\u9690\u5f0f\u6539\u53d8\u5b50\u90e8\u4ef6\u5927\u5c0f\u3002<\/p>\n<p><img loading=\"lazy\" class=\"size-full wp-image-2009 aligncenter\" src=\"http:\/\/www.yumefx.com\/wp-content\/uploads\/2020\/11\/qss_02.jpg\" alt=\"\" width=\"590\" height=\"216\" \/><\/p>\n<h3>\u00a0<\/h3>\n<h3>\u63a7\u5236\u5b50\u90e8\u4ef6\u4f4d\u7f6e<\/h3>\n<p>\u5b50\u90e8\u4ef6\u7684\u4f4d\u7f6e\u603b\u662f\u76f8\u5bf9\u4e8e\u7236\u90e8\u4ef6\u5b9a\u4f4d\u7684\uff0c\u4f8b\u5982QComboBox\u7684\u7684drop-down\u9ed8\u8ba4\u653e\u5728QComboBox\u7684\u53f3\u4fa7\u8fb9\u7f18\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u6837\u5f0f\u5c06drop-down\u653e\u5230\u5916\u4fa7\u3002<\/p>\n\n\n\n<pre>\n<span>QComboBox{<\/span>\n<span>  margin-right:25px;<\/span>\n<span>}<\/span>\n<span>QComboBox::drop-down {<\/span>\n<span>  subcontrol-origin:margin;<\/span>\n<span>}<\/span>\n<\/pre>\n\n\n\n<p>\u6700\u540e\u6548\u679c\u5982\u4e0b<\/p>\n<p><img loading=\"lazy\" class=\"size-full wp-image-2010 aligncenter\" src=\"http:\/\/www.yumefx.com\/wp-content\/uploads\/2020\/11\/qss_03.jpg\" alt=\"\" width=\"281\" height=\"179\" \/><\/p>\n<p>drop-down\u5b9e\u9645\u662fdown-arrow\uff08\u5411\u4e0b\u7bad\u5934\uff09\u7684\u7236\u7269\u4ef6\uff0c\u662fdown-arrow\u6240\u5728\u7684\u5c0f\u533a\u57df\uff0c\u800cdown-arrow\u4e5f\u53ef\u4ee5\u901a\u8fc7QComboBox::down-arrow\u9009\u62e9\u5668\u67e5\u627e\u5230\u3002<\/p>\n<p>\u5e38\u7528\u7684\u5b50\u90e8\u4ef6\uff1a<\/p>\n<ul>\n<li>QListWidget::item\uff0cQListWidget\u7684\u6bcf\u4e00\u5217\u8868\u9879\u3002<\/li>\n<li>QCheckBox::indicator\uff0cQCheckBox\u7684\u590d\u9009\u6846\u3002<\/li>\n<li>QComboBox QAbstractItemView\uff0cQComboBox\u6bcf\u4e00\u4e2a\u4e0b\u62c9\u6309\u94ae\u3002<\/li>\n<li>QComboBox::drop-down\uff0cQComboBox\u4e0b\u62c9\u533a\u57df\u3002<\/li>\n<li>QTabWidget::pane\uff0cQTabWidget\u7684tab\u9875\u9762\u3002<\/li>\n<li>QTabBar::tab\uff0cQTabWidget\u7684tab\u680f\u6bcf\u4e00\u4e2atab\u6309\u94ae\u3002<\/li>\n<li>QScrollBar::handle\uff0c\u6eda\u52a8\u680f\u7684\u6eda\u52a8\u6761<\/li>\n<li>QScrollBar::add-page\uff0cQScrollBar::sub-page\uff0c\u6eda\u52a8\u6761\u4e24\u8fb9\u7684\u7a7a\u767d\u80cc\u666f\u533a\u57df<\/li>\n<li>QScrollBar::up-arrow\uff0cQScrollBar::down-arrow\uff0c\u6eda\u52a8\u680f\u4e24\u8fb9\u7684\u8fb9\u7f18\u6309\u94ae<\/li>\n<\/ul>\n<p>\u00a0<\/p>\n<h1 style=\"text-align: center;\">\u4f2a\u72b6\u6001<\/h1>\n<p>QSS\u5e38\u7528\u7684\u4f2a\u72b6\u6001\u6709\u4ee5\u4e0b\u51e0\u79cd\uff1a<\/p>\n<ul>\n<li><code>:hover<\/code>\uff0c\u9f20\u6807\u60ac\u505c\u72b6\u6001<\/li>\n<li><code>:checked<\/code>\uff0c\u590d\u9009\u6846\u7b49\u5904\u4e8e\u9009\u4e2d\u72b6\u6001<\/li>\n<li><code>:pressed<\/code>\uff0c\u6309\u94ae\u7b49\u5904\u4e8e\u6309\u4e0b\u72b6\u6001<\/li>\n<li><code>:selected<\/code>\uff0c\u90e8\u4ef6\u88ab\u9009\u4e2d\u72b6\u6001<\/li>\n<li><code>:unchecked<\/code>\uff0c\u590d\u9009\u6846\u7b49\u672a\u9009\u4e2d\u72b6\u6001<\/li>\n<li><code>:focus<\/code>\uff0c\u90e8\u4ef6\u83b7\u5f97\u7126\u70b9\u72b6\u6001<\/li>\n<li><code>:disabled<\/code>\uff0c\u90e8\u4ef6\u7981\u7528\u72b6\u6001<\/li>\n<li><code>:enabled<\/code>\uff0c\u90e8\u4ef6\u542f\u7528\u72b6\u6001<\/li>\n<li><code>:vertical<\/code>\uff0c\u7ad6\u5411\u72b6\u6001\uff0c\u7528\u4e8e\u9009\u62e9\u7ad6\u76f4\u6eda\u52a8\u6761\u7b49<\/li>\n<li><code>:horizontal<\/code>\uff0c\u6a2a\u5411\u72b6\u6001\uff0c\u7528\u4e8e\u9009\u62e9\u6c34\u5e73\u6eda\u52a8\u6761\u7b49\u3002<\/li>\n<\/ul>\n<p>\u4f2a\u72b6\u6001\u53ef\u4ee5\u590d\u7528\uff0c\u8868\u793a\u4e0e\u903b\u8f91\uff0c\u4f8b\u5982\uff0c\u4ee5\u4e0b\u89c4\u5219\u9002\u7528\u4e8e\u9f20\u6807\u60ac\u505c\u5728\u5df2\u52fe\u9009\u7684QCheckBox\u4e0a\u9762\u3002<\/p>\n\n\n\n<pre>\n<span>QCheckBox:hover:checked {<\/span>\n<span>  color:red;<\/span>\n<span>}<\/span>\n<\/pre>\n\n\n\n<p>\u4f2a\u72b6\u6001\u53ef\u4ee5\u524d\u9762\u52a0!\u8868\u793a\u6b64\u72b6\u6001\u4ee5\u5916\u7684\u5176\u4ed6\u72b6\u6001\uff0c\u4f8b\u5982\uff0c\u4ee5\u4e0b\u89c4\u5219\u5f53\u9f20\u6807\u60ac\u505c\u5728\u672a\u6309\u4e0b\u7684QPushButton\u4e0a\u9762\u3002<\/p>\n\n\n\n<pre>\n<span>QQushButton:hover:!pressed {<\/span>\n<span>  color:red;<\/span>\n<span>}<\/span>\n<\/pre>\n\n\n\n<h1>\u00a0<\/h1>\n<h1 style=\"text-align: center;\">\u5176\u4ed6<\/h1>\n<p>QSS\u7684\u6837\u5f0f\u5c5e\u6027\u4e0eCSS\u7684\u57fa\u672c\u4e00\u81f4\uff0c\u53ea\u662f\u5c11\u4e86\u4e00\u4e9b\u9ad8\u7ea7\u6837\u5f0f\uff0c\u591a\u4e86\u51e0\u4e2a\u7279\u6709\u7684\u6837\u5f0f\uff0c\u8fd9\u91cc\u5c31\u4e0d\u518d\u4e00\u4e00\u7f57\u5217\u3002<\/p>\n<p>\u00a0<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u9c7c\u5f97\u6c34\u901d\uff0c\u800c\u76f8\u5fd8\u4e4e\u6c34\uff1b<\/p>\n<p>\u9e1f\u4e58\u98ce\u98de\uff0c\u800c\u4e0d\u77e5\u6709\u98ce\u3002<\/p>\n<p style=\"text-align: right;\">\u2014\u2014\u300a\u83dc\u6839\u8c2d\u300b<\/p>\n","protected":false},"excerpt":{"rendered":"<p>QSS\u5168\u79f0\u662fQt Style Sheets\uff0c\u4e5f\u5c31\u662fQt\u6837\u5f0f\u8868\uff0c\u53ef\u4ee5\u7528\u6765\u5b9a\u4e49Qt\u7a97\u53e3\u90e8\u4ef6\u7684\u5916\u89c2\uff0c\u4e0eHTML\u7ea7\u8054\u6837 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2016,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[12,4],"tags":[38,37,14],"_links":{"self":[{"href":"https:\/\/www.yumefx.com\/index.php?rest_route=\/wp\/v2\/posts\/2002"}],"collection":[{"href":"https:\/\/www.yumefx.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yumefx.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yumefx.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yumefx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2002"}],"version-history":[{"count":0,"href":"https:\/\/www.yumefx.com\/index.php?rest_route=\/wp\/v2\/posts\/2002\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.yumefx.com\/index.php?rest_route=\/wp\/v2\/media\/2016"}],"wp:attachment":[{"href":"https:\/\/www.yumefx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2002"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yumefx.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2002"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yumefx.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2002"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}