{"id":882,"date":"2011-09-27T20:19:00","date_gmt":"2011-09-28T01:19:00","guid":{"rendered":"http:\/\/anvil-of-time.com\/wordpress\/?p=882"},"modified":"2021-03-10T20:55:51","modified_gmt":"2021-03-11T01:55:51","slug":"powerbuilder-gotcha-selectionchanging-event-on-tab-controls","status":"publish","type":"post","link":"https:\/\/anvil-of-time.com\/powerbuilder\/powerbuilder-gotcha-selectionchanging-event-on-tab-controls\/","title":{"rendered":"PowerBuilder &#8216;Gotcha&#8217; &#8211; Selectionchanging event on Tab controls"},"content":{"rendered":"<p>Selectionchanging is an event on a tab control which is triggered, according to PowerBuilder help, &#8216;when another tab is about to be selected.&#8217; From this description you might think that this means changing from one tab to another; this is only partially correct. This event is triggered also when the window opens.<\/p>\n<p>Depending upon your program logic, you may want to check for an oldindex value of -1 &#8211; which indicates there is no previous tab &#8211; and RETURN out of the event as appropriate.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Selectionchanging is an event on a tab control which is triggered, according to PowerBuilder help, &#8216;when another tab is about to be selected.&#8217; From this description you might think that this means changing from one tab to another; this is only partially correct. This event is triggered also when the window opens. Depending upon your&hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[3,10],"tags":[12,16],"_links":{"self":[{"href":"https:\/\/anvil-of-time.com\/wp-json\/wp\/v2\/posts\/882"}],"collection":[{"href":"https:\/\/anvil-of-time.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/anvil-of-time.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/anvil-of-time.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/anvil-of-time.com\/wp-json\/wp\/v2\/comments?post=882"}],"version-history":[{"count":5,"href":"https:\/\/anvil-of-time.com\/wp-json\/wp\/v2\/posts\/882\/revisions"}],"predecessor-version":[{"id":1982,"href":"https:\/\/anvil-of-time.com\/wp-json\/wp\/v2\/posts\/882\/revisions\/1982"}],"wp:attachment":[{"href":"https:\/\/anvil-of-time.com\/wp-json\/wp\/v2\/media?parent=882"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/anvil-of-time.com\/wp-json\/wp\/v2\/categories?post=882"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/anvil-of-time.com\/wp-json\/wp\/v2\/tags?post=882"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}