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NSToolTipOwner Protocol Reference

(informal protocol)

Overview

The NSToolTipOwner informal protocol declares a method that allows an object to dynamically provide the text to a tool tip. If the tool tip object does not implement this method, the NSObject protocol description method is invoked instead.

Tasks

Obtaining Tool Tip Strings

• – view:stringForToolTip:point:userData:

Instance Methods

view:stringForToolTip:point:userData:

Returns the tool tip string to be displayed due to the cursor pausing at location point within the tool tip rectangle identified by tag in the view view.

- (NSString *)view:(NSView *)view stringForToolTip:(NSToolTipTag)tag point:(NSPoint)point userData:(void *)userData

Discussion

userData is additional information provided by the creator of the tool tip rectangle.

Availability

• Available in Mac OS X v10.0 and later.

See Also

• – addToolTipRect:owner:userData: (NSView)

Declared In

NSView.h

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