org.netbeans.spi.queries

Interface VisibilityQueryImplementation

All Known Subinterfaces:

VisibilityQueryImplementation2

public interface VisibilityQueryImplementation

Determine whether files should be hidden in views presented to the user.

Global lookup is used to find all instances of VisibilityQueryImplementation.

Threading note: implementors should avoid acquiring locks that might be held by other threads. Generally treat this interface similarly to SPIs in org.openide.filesystems with respect to threading semantics.

See Also:

VisibilityQuery

Method Summary

Modifier and Type	Method and Description
void	addChangeListener(ChangeListener l) Add a listener to changes.
boolean	isVisible(FileObject file) Check whether a file is recommended to be visible.
void	removeChangeListener(ChangeListener l) Stop listening to changes.

Method Detail

isVisible

boolean isVisible(FileObject file)

Check whether a file is recommended to be visible.

Parameters:

file - a file to considered

Returns:

true if it is recommended to display this file

addChangeListener

void addChangeListener(ChangeListener l)

Add a listener to changes.

Parameters:

l - a listener to add

removeChangeListener

void removeChangeListener(ChangeListener l)

Stop listening to changes.

Parameters:

l - a listener to remove