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Eclipse Platform
Release 3.0

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org.eclipse.jface.action
Class SubContributionManager

java.lang.Object
  org.eclipse.jface.action.SubContributionManager

All Implemented Interfaces:

IContributionManager

Direct Known Subclasses:

SubCoolBarManager, SubMenuManager, SubStatusLineManager, SubToolBarManager

public abstract class SubContributionManager

extends Object

implements IContributionManager

A SubContributionManager is used to define a set of contribution items within a parent manager. Once defined, the visibility of the entire set can be changed as a unit.

Constructor Summary

SubContributionManager(IContributionManager mgr)
Constructs a new SubContributionManager

Method Summary

void	add(IAction action) Adds an action as a contribution item to this manager.
void	add(IContributionItem item) Adds a contribution item to this manager.
void	appendToGroup(String groupName, IAction action) Adds a contribution item for the given action at the end of the group with the given name.
void	appendToGroup(String groupName, IContributionItem item) Adds a contribution item to this manager at the end of the group with the given name.
void	disposeManager() Disposes this sub contribution manager, removing all its items and cleaning up any other resources allocated by it.
IContributionItem	find(String id) Finds the contribution item with the given id.
IContributionItem[]	getItems() Returns all contribution items known to this manager.
IContributionManagerOverrides	getOverrides() Returns the overrides for the items of this manager.
IContributionManager	getParent() Returns the parent manager.
void	insertAfter(String id, IAction action) Inserts a contribution item for the given action after the item with the given id.
void	insertAfter(String id, IContributionItem item) Inserts a contribution item after the item with the given id.
void	insertBefore(String id, IAction action) Inserts a contribution item for the given action before the item with the given id.
void	insertBefore(String id, IContributionItem item) Inserts a contribution item before the item with the given id.
boolean	isDirty() Returns whether the list of contributions has recently changed and has yet to be reflected in the corresponding widgets.
boolean	isEmpty() Returns whether this manager has any contribution items.
boolean	isVisible() Returns whether the contribution list is visible.
protected void	itemAdded(IContributionItem item, SubContributionItem wrap) Notifies that an item has been added.
protected void	itemRemoved(IContributionItem item) Notifies that an item has been removed.
Enumeration	items() Deprecated. Use getItems(String value) instead.
void	markDirty() Marks this contribution manager as dirty.
void	prependToGroup(String groupName, IAction action) Adds a contribution item for the given action at the beginning of the group with the given name.
void	prependToGroup(String groupName, IContributionItem item) Adds a contribution item to this manager at the beginning of the group with the given name.
IContributionItem	remove(IContributionItem item) Removes the given contribution item from the contribution items known to this manager.
IContributionItem	remove(String id) Removes and returns the contribution item with the given id from this manager.
void	removeAll() Removes all contribution items from this manager.
void	setVisible(boolean visible) Sets the visibility of the manager.
protected IContributionItem	unwrap(IContributionItem item) Unwraps a nested contribution item.
protected SubContributionItem	wrap(IContributionItem item) Wraps a contribution item in a sub contribution item, and returns the new wrapper.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.eclipse.jface.action.IContributionManager

update

Constructor Detail

SubContributionManager

public SubContributionManager(IContributionManager mgr)

Constructs a new SubContributionManager

Parameters:

mgr - the parent contribution manager. All contributions made to the SubContributionManager are forwarded and appear in the parent manager.

Method Detail

add

public void add(IAction action)

Description copied from interface: IContributionManager

Adds an action as a contribution item to this manager. Equivalent to add(new ActionContributionItem(action)).

Specified by:

add in interface IContributionManager

Parameters:

action - the action

add

public void add(IContributionItem item)

Description copied from interface: IContributionManager

Adds a contribution item to this manager.

Specified by:

add in interface IContributionManager

Parameters:

item - the contribution item

appendToGroup

public void appendToGroup(String groupName,
                          IAction action)

Description copied from interface: IContributionManager

Adds a contribution item for the given action at the end of the group with the given name. Equivalent to appendToGroup(groupName,new ActionContributionItem(action)).

Specified by:

appendToGroup in interface IContributionManager

Parameters:

groupName - the name of the group

action - the action

appendToGroup

public void appendToGroup(String groupName,
                          IContributionItem item)

Description copied from interface: IContributionManager

Adds a contribution item to this manager at the end of the group with the given name.

Specified by:

appendToGroup in interface IContributionManager

Parameters:

groupName - the name of the group

item - the contribution item

disposeManager

public void disposeManager()

Disposes this sub contribution manager, removing all its items and cleaning up any other resources allocated by it. This must leave no trace of this sub contribution manager in the parent manager. Subclasses may extend.

Since:

3.0

find

public IContributionItem find(String id)

Description copied from interface: IContributionManager

Finds the contribution item with the given id.

Specified by:

find in interface IContributionManager

Parameters:

id - the contribution item id

Returns:

the contribution item, or null if no item with the given id can be found

getItems

public IContributionItem[] getItems()

Description copied from interface: IContributionManager

Returns all contribution items known to this manager.

Specified by:

getItems in interface IContributionManager

Returns:

a list of contribution items

getParent

public IContributionManager getParent()

Returns the parent manager.

Returns:

the parent manager

getOverrides

public IContributionManagerOverrides getOverrides()

Description copied from interface: IContributionManager

Returns the overrides for the items of this manager.

Specified by:

getOverrides in interface IContributionManager

Returns:

the overrides for the items of this manager

insertAfter

public void insertAfter(String id,
                        IAction action)

Description copied from interface: IContributionManager

Inserts a contribution item for the given action after the item with the given id. Equivalent to insertAfter(id,new ActionContributionItem(action)).

Specified by:

insertAfter in interface IContributionManager

Parameters:

id - the contribution item id

action - the action to insert

insertAfter

public void insertAfter(String id,
                        IContributionItem item)

Description copied from interface: IContributionManager

Inserts a contribution item after the item with the given id.

Specified by:

insertAfter in interface IContributionManager

Parameters:

id - the contribution item id

item - the contribution item to insert

insertBefore

public void insertBefore(String id,
                         IAction action)

Description copied from interface: IContributionManager

Inserts a contribution item for the given action before the item with the given id. Equivalent to insertBefore(id,new ActionContributionItem(action)).

Specified by:

insertBefore in interface IContributionManager

Parameters:

id - the contribution item id

action - the action to insert

insertBefore

public void insertBefore(String id,
                         IContributionItem item)

Description copied from interface: IContributionManager

Inserts a contribution item before the item with the given id.

Specified by:

insertBefore in interface IContributionManager

Parameters:

id - the contribution item id

item - the contribution item to insert

isDirty

public boolean isDirty()

Description copied from interface: IContributionManager

Returns whether the list of contributions has recently changed and has yet to be reflected in the corresponding widgets.

Specified by:

isDirty in interface IContributionManager

Returns:

true if this manager is dirty, and false if it is up-to-date

isEmpty

public boolean isEmpty()

Description copied from interface: IContributionManager

Returns whether this manager has any contribution items.

Specified by:

isEmpty in interface IContributionManager

Returns:

true if there are no items, and false otherwise

isVisible

public boolean isVisible()

Returns whether the contribution list is visible. If the visibility is true then each item within the manager appears within the parent manager. Otherwise, the items are not visible.

Returns:

true if the manager is visible

itemAdded

protected void itemAdded(IContributionItem item,
                         SubContributionItem wrap)

Notifies that an item has been added.

Subclasses are not expected to override this method.

Parameters:

item - the item contributed by the client

wrap - the item contributed to the parent manager as a proxy for the item contributed by the client

itemRemoved

protected void itemRemoved(IContributionItem item)

Notifies that an item has been removed.

Subclasses are not expected to override this method.

Parameters:

item - the item contributed by the client

items

public Enumeration items()

Deprecated. Use getItems(String value) instead.

markDirty

public void markDirty()

Description copied from interface: IContributionManager

Marks this contribution manager as dirty.

Specified by:

markDirty in interface IContributionManager

prependToGroup

public void prependToGroup(String groupName,
                           IAction action)

Description copied from interface: IContributionManager

Adds a contribution item for the given action at the beginning of the group with the given name. Equivalent to prependToGroup(groupName,new ActionContributionItem(action)).

Specified by:

prependToGroup in interface IContributionManager

Parameters:

groupName - the name of the group

action - the action

prependToGroup

public void prependToGroup(String groupName,
                           IContributionItem item)

Description copied from interface: IContributionManager

Adds a contribution item to this manager at the beginning of the group with the given name.

Specified by:

prependToGroup in interface IContributionManager

Parameters:

groupName - the name of the group

item - the contribution item

remove

public IContributionItem remove(String id)

Description copied from interface: IContributionManager

Removes and returns the contribution item with the given id from this manager. Returns null if this manager has no contribution items with the given id.

Specified by:

remove in interface IContributionManager

Parameters:

id - the contribution item id

Returns:

the item that was found and removed, or null if none

remove

public IContributionItem remove(IContributionItem item)

Description copied from interface: IContributionManager

Removes the given contribution item from the contribution items known to this manager.

Specified by:

remove in interface IContributionManager

Parameters:

item - the contribution item

Returns:

the item parameter if the item was removed, and null if it was not found

removeAll

public void removeAll()

Description copied from interface: IContributionManager

Removes all contribution items from this manager.

Specified by:

removeAll in interface IContributionManager

setVisible

public void setVisible(boolean visible)

Sets the visibility of the manager. If the visibility is true then each item within the manager appears within the parent manager. Otherwise, the items are not visible.

Parameters:

visible - the new visibility

wrap

protected SubContributionItem wrap(IContributionItem item)

Wraps a contribution item in a sub contribution item, and returns the new wrapper.

unwrap

protected IContributionItem unwrap(IContributionItem item)

Unwraps a nested contribution item. If the contribution item is an instance of SubContributionItem, then its inner item is returned. Otherwise, the item itself is returned.

Parameters:

item - The item to unwrap; may be null.

Returns:

The inner item of item, if item is a SubContributionItem;item otherwise.