mattshepherd
mattshepherd
/ apple help book example.txt
Last active
November 3, 2022 13:32
To support the table of contents button in the OS X Help Book app you need to implement the following code. This isn't documented anywhere but I found it in Apple's own help files and tested it to work. I believe it only works in the more recent versions of OS X, so you if your app supports really old versions you might want to check it.
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| //disable TOC button | |
| window.HelpViewer.showTOCButton(false); | |
| //enable TOC button | |
| //If you call this on window load it will flash active for a brief second and then disable again. | |
| //Call if after a delay of 250ms and is works fine | |
| //Not sure what the second variable does yet, but passing false works fine | |
| window.HelpViewer.showTOCButton( true, false, function() { | |
| //do something to toggle TOC in your webpage | |
| }); |