{"id":7362,"date":"2022-09-10T15:45:55","date_gmt":"2022-09-10T07:45:55","guid":{"rendered":"http:\/\/123.57.164.21\/?p=7362"},"modified":"2022-09-10T15:45:55","modified_gmt":"2022-09-10T07:45:55","slug":"ios-%e7%90%86%e8%a7%a3uiedgeinsets%e5%b9%b6%e5%88%9b%e5%bb%ba%e4%b8%8a%e4%b8%8b%e5%b8%83%e5%b1%80%e7%9a%84uibutton","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=7362","title":{"rendered":"iOS | \u7406\u89e3UIEdgeInsets\u5e76\u521b\u5efa\u4e0a\u4e0b\u5e03\u5c40\u7684UIButton"},"content":{"rendered":"\n

\u5148\u5728View\u4e2d\u521d\u59cb\u5316\u4e00\u4e2a\u6700\u57fa\u672c\u7684\u5e26\u6709\u56fe\u7247\u548c\u6587\u5b57\u7684UIButton<\/p>\n\n\n\n

let button = UIButton(type: .custom)\nbutton.setImage(UIImage(named: \"tab_bar_list_off\"), for: .normal)\nbutton.setImage(UIImage(named: \"tab_bar_list_on\"), for: .highlighted)\nbutton.setTitle(\"\u5217\u8868\", for: .normal)\nbutton.sizeToFit()\nbutton.backgroundColor = .red\nbutton.center = view.center\nview.addSubview(button)\n<\/pre>\n\n\n\n
\u6b64\u65f6\u9875\u9762\u4e2d\u7684\u6309\u94ae\u72b6\u6001\u4e3a<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
UIEdgeInsets\u7684\u521d\u59cb\u5316\u65b9\u6cd5\u4e3a<\/p>\n\n\n\n
UIEdgeInsets(top: CGFloat, left: CGFloat, bottom: CGFloat, right: CGFloat)<\/pre>\n\n\n\n
\u5176\u4e2d\u5305\u542b\u7684\u56db\u4e2a\u53c2\u6570\u610f\u4e49\u4e3a\uff1a\u5143\u7d20\u7684\u67d0\u4e2a\u8fb9\u754c\u57fa\u4e8e\u539f\u4f4d\u7f6e\u5c06\u8981\u79fb\u52a8\u7684\u8ddd\u79bb\uff0c\u6b63\u503c\u4e3a\u9760\u8fd1\u63a7\u4ef6\u77e9\u5f62\u533a\u57df\u7684\u4e2d\u5fc3\uff0c\u8d1f\u503c\u4e3a\u8fdc\u79bb\u63a7\u4ef6\u77e9\u5f62\u533a\u57df\u7684\u4e2d\u5fc3\u3002
\u4f8b\u5982\uff1a<\/p>\n\n\n\n
button.titleEdgeInsets = UIEdgeInsets(top: 10, left: 0, bottom: 0, right: -10)<\/pre>\n\n\n\n
\u610f\u5473\u7740\u5c06\u6309\u94ae\u7684\u6587\u5b57\u5206\u522b\u5411\u4e0b\u3001\u5411\u53f3\u79fb\u52a8\u4e8610\u50cf\u7d20\uff0c\u6548\u679c\u5982\u4e0b<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
\u53c8\u4f8b\u5982\uff1a<\/p>\n\n\n\n
button.titleEdgeInsets = UIEdgeInsets(top: 0, left: 0, bottom: 0, right: 10)<\/pre>\n\n\n\n
\u6548\u679c\u663e\u793a\u4e3a<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
\u662f\u56e0\u4e3a\u53ea\u5c06\u6587\u5b57\u7684\u53f3\u4fa7\u5411\u5de6\u79fb\u52a8\uff0c\u800c\u6ca1\u6709\u5c06\u6587\u5b57\u5de6\u4fa7\u4e5f\u505a\u76f8\u5e94\u79fb\u52a8\uff0c\u56e0\u6b64\u7a7a\u95f4\u663e\u793a\u4e0d\u5f00\uff0c\u6240\u4ee5\u6b63\u786e\u7684\u65b9\u6cd5\u5e94\u8be5\u662f<\/p>\n\n\n\n
button.titleEdgeInsets = UIEdgeInsets(top: 0, left: -10, bottom: 0, right: 10)<\/pre>\n\n\n\n
\u6548\u679c\u5982\u4e0b<\/p>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
\u7531\u6b64\u53ef\u4ee5\u6e05\u695a\uff0c\u82e5\u8981\u6784\u5efa\u5782\u76f4\u5e03\u5c40\u7684UIButton\uff0c\u5e94\u8be5\u5206\u4e00\u4e0b\u51e0\u6b65<\/p>\n\n\n\n
  • \u5206\u522b\u83b7\u53d6\u56fe\u6807\u7684\u5c3a\u5bf8\u548c\u6587\u5b57\u7684\u5c3a\u5bf8<\/li>
  • \u5c06\u56fe\u6807\u548c\u6587\u5b57\u79fb\u52a8\u5230Button\u7684\u4e2d\u5fc3<\/li>
  • \u5c06\u56fe\u6807\u5411\u4e0a\u79fb\u52a8\u67d0\u4e2a\u9ad8\u5ea6\uff0c\u5c06\u6587\u5b57\u5411\u4e0b\u79fb\u52a8\u67d0\u4e2a\u9ad8\u5ea6\uff0c\u89c6\u9700\u6c42\u800c\u5b9a<\/li>
  • \u6709\u5fc5\u8981\u7684\u8bdd\uff0c\u5c06UIButton\u7684Frame\u8fdb\u884c\u91cd\u65b0\u8c03\u6574<\/li><\/ul>\n\n\n\n
    \u4f8b\u5982\uff1a
    Step 1:<\/p>\n\n\n\n
    if let titleSize = button.titleLabel?.intrinsicContentSize, let iconSize = button.currentImage?.size {\n            \n}<\/pre>\n\n\n\n
    Step 2: \u8fd9\u91cc\u5bf9\u4e8e\u5c45\u4e2d\u7684\u5904\u7406\uff0c\u6211\u4e2a\u4eba\u559c\u6b22\u5c06\u56fe\u6807\u548c\u6587\u5b57\u90fd\u62c9\u4f38\u6210\u6309\u94ae\u7684\u5bbd\u5ea6\uff0c\u8fd9\u6837\u4ece\u89c6\u89c9\u4e0a\u5c31\u662f\u5c45\u4e2d\u7684\u72b6\u6001<\/p>\n\n\n\n
    if let titleSize = button.titleLabel?.intrinsicContentSize, let iconSize = button.currentImage?.size {\n    button.titleEdgeInsets = UIEdgeInsets(top: 0, left: -iconSize.width, bottom: 0, right: 0)\n    button.imageEdgeInsets = UIEdgeInsets(top: 0, left: 0, bottom: 0, right: -titleSize.width)\n}<\/pre>\n\n\n\n
    \u5c45\u4e2d\u540e\u7684\u6548\u679c\uff1a<\/p>\n\n\n\n
    \"\"<\/figure><\/div>\n\n\n\n
    Step 3:<\/p>\n\n\n\n
    if let titleSize = button.titleLabel?.intrinsicContentSize, let iconSize = button.currentImage?.size {\n    let titleVerOffset = titleSize.height \/ 2\n    button.titleEdgeInsets = UIEdgeInsets(top: titleVerOffset,\n                                          left: -iconSize.width,\n                                          bottom: -titleVerOffset,\n                                          right: 0)\n    let iconVerOffset = iconSize.height \/ 2\n    button.imageEdgeInsets = UIEdgeInsets(top: -iconVerOffset,\n                                          left: 0,\n                                          bottom: iconVerOffset,\n                                          right: -titleSize.width)\n}<\/pre>\n\n\n\n
    \u6548\u679c\u5982\u4e0b\uff0c\u53ef\u4ee5\u770b\u5230\u56fe\u6807\u548c\u6587\u5b57\u90fd\u5df2\u7ecf\u8d85\u8fc7\u4e86\u6309\u94ae\u7684\u8fb9\u754c\u4e86<\/p>\n\n\n\n
    \"\"<\/figure><\/div>\n\n\n\n
    Step 4:<\/p>\n\n\n\n
    if let titleSize = button.titleLabel?.intrinsicContentSize, let iconSize = button.currentImage?.size {\n    let titleVerOffset = titleSize.height \/ 2\n    button.titleEdgeInsets = UIEdgeInsets(top: titleVerOffset,\n                                          left: -iconSize.width,\n                                          bottom: -titleVerOffset,\n                                          right: 0)\n    let iconVerOffset = iconSize.height \/ 2\n    button.imageEdgeInsets = UIEdgeInsets(top: -iconVerOffset,\n                                          left: 0,\n                                          bottom: iconVerOffset,\n                                          right: -titleSize.width)\n    button.frame = CGRect(origin: button.frame.origin,\n                          size: CGSize(width: button.bounds.size.width,\n                                       height: iconSize.height + titleSize.height))\n}\n<\/pre>\n\n\n\n
    \u6700\u7ec8\u6548\u679c\uff1a<\/p>\n\n\n\n
    \"\"<\/figure><\/div>\n\n\n\n
    \u540e\u7eed\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u7684\u9700\u6c42\u5bf9\u6309\u94ae\u8fdb\u884c\u8fdb\u4e00\u6b65\u7684\u8c03\u6574\uff0c\u4f8b\u5982\u5728\u56fe\u6807\u548c\u6587\u5b57\u4e2d\u95f4\u52a0\u5165\u4e00\u5b9a\u7684\u95f4\u8ddd\u7b49\uff0c\u539f\u7406\u4e5f\u90fd\u8df3\u4e0d\u51fa\u4ee5\u4e0a\u7684\u6b65\u9aa4\u3002\u518d\u8fdb\u4e00\u6b65\uff0c\u53ef\u4ee5\u5c06\u6b64\u6bb5\u4ee3\u7801\u62bd\u79bb\u6210\u72ec\u7acb\u65b9\u6cd5\uff0c\u65b9\u4fbf\u5c06\u6765\u9891\u7e41\u8c03\u7528\uff0c\u5728\u6b64\u5c31\u4e0d\u591a\u505a\u8d58\u8ff0\uff0c\u5e0c\u671b\u5bf9\u6709\u6b64\u9700\u6c42\u7684\u670b\u53cb\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5148\u5728View\u4e2d\u521d\u59cb\u5316\u4e00\u4e2a\u6700\u57fa\u672c\u7684\u5e26\u6709\u56fe\u7247\u548c\u6587\u5b57\u7684UIButton \u6b64\u65f6\u9875\u9762\u4e2d\u7684\u6309\u94ae\u72b6\u6001\u4e3a UIEdgeInse […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,8],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/7362"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7362"}],"version-history":[{"count":1,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/7362\/revisions"}],"predecessor-version":[{"id":7370,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/7362\/revisions\/7370"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7362"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7362"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7362"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}