{"id":190841,"date":"2022-04-22T12:51:48","date_gmt":"2022-04-22T04:51:48","guid":{"rendered":"https:\/\/www.idc.net\/help\/190841\/"},"modified":"2022-04-22T12:51:48","modified_gmt":"2022-04-22T04:51:48","slug":"%e5%90%8e%e6%b5%aa%e4%ba%91ios%e6%95%99%e7%a8%8b%ef%bc%9a%e5%a4%84%e7%90%86%e5%ae%9e%e4%bd%93%e9%94%ae%e7%9b%98%e4%b8%8a%e7%9a%84%e6%8c%89%e9%94%ae%e6%93%8d%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/190841\/","title":{"rendered":"\u540e\u6d6a\u4e91IOS\u6559\u7a0b\uff1a\u5904\u7406\u5b9e\u4f53\u952e\u76d8\u4e0a\u7684\u6309\u952e\u64cd\u4f5c"},"content":{"rendered":"

\u6982\u89c8 <\/h2>\n

\u5728 iOS App \u548c\u7528 Mac Catalyst \u6784\u5efa\u7684 Mac App \u4e2d\uff0c\u7cfb\u7edf\u4f1a\u901a\u8fc7\u5411\u6d3b\u8dc3 App \u54cd\u5e94\u5668\u94fe\u4e2d\u7684\u54cd\u5e94\u5668\u5bf9\u8c61\u53d1\u9001\u6309\u952e\u4e8b\u4ef6\u6765\u62a5\u544a\u7528\u6237\u5728\u5b9e\u4f53\u952e\u76d8\u4e0a\u7684\u6309\u952e\u64cd\u4f5c\u3002 <\/p>\n

\u54cd\u5e94\u5668\u94fe\u662f\u4e00\u7cfb\u5217\u5173\u8054\u7684 UIResponder<\/code><\/span> \u5bf9\u8c61\uff0c\u4f8b\u5982\uff0cUIViewController<\/code><\/span> \u548c UIApplication<\/code><\/span>\uff0c\u8fd9\u4e9b\u5bf9\u8c61\u7528\u4e8e\u5904\u7406\u4e8b\u4ef6\u6216\u5c06\u5904\u7406\u4e8b\u4ef6\u7684\u8d23\u4efb\u8f6c\u79fb\u7ed9 App \u4e2d\u7684\u5176\u4ed6\u54cd\u5e94\u5668\u3002\u8981\u8fdb\u4e00\u6b65\u4e86\u89e3\u54cd\u5e94\u5668\u548c\u54cd\u5e94\u5668\u94fe\uff0c\u8bf7\u53c2\u9605\u201c\u4f7f\u7528\u54cd\u5e94\u5668\u548c\u54cd\u5e94\u5668\u94fe\u5904\u7406\u4e8b\u4ef6<\/span>\u201d\u3002 <\/p>\n

\u68c0\u6d4b\u6309\u952e\u64cd\u4f5c <\/h3>\n

\u8981\u68c0\u6d4b\u7528\u6237\u5728\u5b9e\u4f53\u952e\u76d8\u4e0a\u7684\u6309\u952e\u64cd\u4f5c\uff0c\u8bf7\u8986\u76d6 App \u59d4\u6258\u6216\u4e3b\u89c6\u56fe\u63a7\u5236\u5668\u7b49 App \u54cd\u5e94\u5668\u5bf9\u8c61\u4e2d\u7684 pressesBegan(_:with:)<\/code><\/span>\u3002 <\/p>\n

\u8981\u786e\u5b9a\u7528\u6237\u6309\u4e0b\u7684\u6309\u952e\uff0c\u8bf7\u904d\u5386\u6574\u4e2a\u6309\u952e\u4e8b\u4ef6\u96c6\u5408\uff0c\u68c0\u67e5\u6bcf\u4e2a\u6309\u952e\u4e8b\u4ef6\u7684 key<\/code><\/span> \u5c5e\u6027\u3002\u4f7f\u7528 charactersIgnoringModifiers<\/code><\/span> \u6765\u786e\u5b9a\u6309\u952e\u7684\u6587\u672c\u503c\uff0c\u4ee5\u53ca\u54cd\u5e94\u5668\u662f\u5426\u5e94\u8be5\u5904\u7406\u6309\u952e\u64cd\u4f5c\u3002\u5982\u679c\u54cd\u5e94\u5668\u6ca1\u6709\u5904\u7406\u6309\u952e\u64cd\u4f5c\uff0c\u8bf7\u5728\u8d85\u7c7b\u4e2d\u8c03\u7528 pressesBegan(_:with:)<\/code><\/span>\uff0c\u5c06\u6309\u952e\u4e8b\u4ef6\u53d1\u9001\u5230\u6d3b\u8dc3\u54cd\u5e94\u5668\u94fe\u4e2d\u7684\u4e0b\u4e00\u4e2a\u54cd\u5e94\u5668\u3002 <\/p>\n

\u4f8b\u5982\uff0c\u5728\u4e0b\u9762\u7684\u4ee3\u7801\u6458\u5f55\u4e2d\uff0c\u5f53\u7528\u6237\u6309\u4e0b\u5de6\u7bad\u5934\u952e\u548c\u53f3\u7bad\u5934\u952e\u65f6\uff0c\u6e38\u620f\u4eba\u7269\u4f1a\u5411\u540e\u548c\u5411\u524d\u8dd1\u52a8\uff1a <\/p>\n

<\/span> override<\/span> func<\/span> pressesBegan<\/span>(_<\/span> presses<\/span>: Set<\/span><UIPress<\/span>>, with<\/span> event<\/span>: UIPressesEvent<\/span>?) {<\/span><\/span><\/span>  \/\/ Run backward or forward when the user presses a left or right arrow key.<\/span><\/span><\/span><\/span>  <\/span><\/span><\/span>  var<\/span> didHandleEvent =<\/span> false<\/span><\/span><\/span><\/span>  for<\/span> press in<\/span> presses {<\/span><\/span><\/span>  guard<\/span> let<\/span> key =<\/span> press.key else<\/span> { continue<\/span> }<\/span><\/span><\/span>  if<\/span> key.charactersIgnoringModifiers ==<\/span> UIKeyCommand<\/span>.inputLeftArrow {<\/span><\/span><\/span>  runBackward()<\/span><\/span><\/span>  didHandleEvent =<\/span> true<\/span><\/span><\/span><\/span>  }<\/span><\/span><\/span>  if<\/span> key.charactersIgnoringModifiers ==<\/span> UIKeyCommand<\/span>.inputRightArrow {<\/span><\/span><\/span>  runForward()<\/span><\/span><\/span>  didHandleEvent =<\/span> true<\/span><\/span><\/span><\/span>  }<\/span><\/span><\/span>  }<\/span><\/span><\/span>  <\/span><\/span><\/span>  if<\/span> didHandleEvent ==<\/span> false<\/span> {<\/span><\/span><\/span>  \/\/ Didn't handle this key press, so pass the event to the next responder.<\/span><\/span><\/span><\/span>  super<\/span>.pressesBegan(presses, with: event)<\/span><\/span><\/span>  }<\/span><\/span><\/span> }<\/span><\/span><\/code>\n<\/pre>\n<\/p>\n
 \u68c0\u6d4b\u677e\u5f00\u6309\u952e\u64cd\u4f5c <\/h3>\n
 \u8986\u76d6\u54cd\u5e94\u5668\u7684 pressesEnded(_:with:)<\/code><\/span> \u65b9\u6cd5\u53ef\u4ee5\u68c0\u6d4b\u7528\u6237\u4f55\u65f6\u677e\u5f00\u6309\u952e\u3002\u8981\u83b7\u53d6\u5173\u4e8e\u6309\u952e\u7684\u4fe1\u606f\uff0c\u8bf7\u5b8c\u6210\u4e0e\u68c0\u6d4b\u6309\u952e\u64cd\u4f5c\u65f6\u76f8\u540c\u7684\u64cd\u4f5c\uff1b\u68c0\u67e5 presses<\/code> \u96c6\u5408\u4e2d\u6bcf\u4e2a\u6309\u952e\u4e8b\u4ef6\u7684 key<\/code><\/span> \u5c5e\u6027\u3002\u4f8b\u5982\uff0c\u5728\u4e0b\u9762\u7684\u4ee3\u7801\u6458\u5f55\u4e2d\uff0c\u5f53\u7528\u6237\u677e\u5f00\u5de6\u7bad\u5934\u952e\u6216\u53f3\u7bad\u5934\u952e\u65f6\uff0c\u6e38\u620f\u4eba\u7269\u4f1a\u505c\u6b62\u5411\u7279\u5b9a\u65b9\u5411\u8dd1\u52a8\uff1a <\/p>\n
<\/span> override<\/span> func<\/span> pressesEnded<\/span>(_<\/span> presses<\/span>: Set<\/span><UIPress<\/span>>, with<\/span> event<\/span>: UIPressesEvent<\/span>?) {<\/span><\/span><\/span>  \/\/ Stop running when the user releases the left or right arrow key.<\/span><\/span><\/span><\/span>  <\/span><\/span><\/span>  var<\/span> didHandleEvent =<\/span> false<\/span><\/span><\/span><\/span>  for<\/span> press in<\/span> presses {<\/span><\/span><\/span>  guard<\/span> let<\/span> key =<\/span> press.key else<\/span> { continue<\/span> }<\/span><\/span><\/span>  if<\/span> key.charactersIgnoringModifiers ==<\/span> UIKeyCommand<\/span>.inputLeftArrow {<\/span><\/span><\/span>  stopRunningBackward()<\/span><\/span><\/span>  didHandleEvent =<\/span> true<\/span><\/span><\/span><\/span>  }<\/span><\/span><\/span>  if<\/span> key.charactersIgnoringModifiers ==<\/span> UIKeyCommand<\/span>.inputRightArrow {<\/span><\/span><\/span>  stopRunningForward()<\/span><\/span><\/span>  didHandleEvent =<\/span> true<\/span><\/span><\/span><\/span>  }<\/span><\/span><\/span>  }<\/span><\/span><\/span>  <\/span><\/span><\/span>  if<\/span> didHandleEvent ==<\/span> false<\/span> {<\/span><\/span><\/span>  \/\/ Didn't handle this key press, so pass the event to the next responder.<\/span><\/span><\/span><\/span>  super<\/span>.pressesBegan(presses, with: event)<\/span><\/span><\/span>  }<\/span><\/span><\/span> }<\/span><\/span><\/code>\n<\/pre><\/p>\n","protected":false},"excerpt":{"rendered":"
\u6982\u89c8 \u5728 iOS App \u548c\u7528 Mac Catalyst \u6784\u5efa\u7684 Mac App \u4e2d\uff0c\u7cfb\u7edf\u4f1a\u901a\u8fc7\u5411\u6d3b\u8dc3 App […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[189686],"tags":[],"class_list":["post-190841","post","type-post","status-publish","format-standard","hentry","category-ios"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/190841","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=190841"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/190841\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=190841"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=190841"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=190841"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}