docs: cancelId

This commit is contained in:
Cheng Zhao 2015-07-07 18:51:49 +08:00
parent df4b5f4ede
commit 7d456d3556

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@ -76,6 +76,11 @@ will be passed via `callback(filename)`
* `message` String - Content of the message box
* `detail` String - Extra information of the message
* `icon` [NativeImage](native-image.md)
* `cancelId` Integer - The value will be returned when user cancels the dialog
instead of clicking the buttons of the dialog. By default it is the index
of the buttons that have "cancel" or "no" as label, or 0 if there is no such
buttons. On OS X the index of "Cancel" button will always be used as
`cancelId`, not matter whether it is already specified.
* `callback` Function
Shows a message box, it will block until the message box is closed. It returns