uk.ac.kcl.cch.jb.pliny.views.utils
Class ResourceExplorerInitialLetterItem

java.lang.Object
  uk.ac.kcl.cch.jb.pliny.views.utils.ResourceExplorerItemBase
      uk.ac.kcl.cch.jb.pliny.views.utils.ResourceExplorerInitialLetterItem

All Implemented Interfaces:

EventListener, IResourceExplorerItem, PropertyChangeListener

public class ResourceExplorerInitialLetterItem

extends ResourceExplorerItemBase

represents the Resource Explorer's 2nd level (initial letter of name) level item in its data model. This is a "list" item, and it tracks its ResourceNameManager to watch to see when changes in the count associated with an initial letter, or when an initial letter needs to be created or deleted.

Author:

John Bradley

Field Summary

Fields inherited from class uk.ac.kcl.cch.jb.pliny.views.utils.ResourceExplorerItemBase

myChildren, myView

Constructor Summary

ResourceExplorerInitialLetterItem(IResourceTreeView myView, ResourceExplorerObjectTypeItem parent, ResourceNameInitialLetter ilItem)

Method Summary

boolean	canModify() return true if this item's name can be edited within the Resource Explorer.
Iterator	createListIterator()
void	dispose() performs data cleanup.
Object	getAssociatedObject() returns the Pliny model object associated with this item.
org.eclipse.swt.graphics.Image	getIcon() returns the Image to be used as the Icon displayed beside the item in the Resource Explorer tree.
String	getInitialLetter()
int	getNumberChildren() returns number of children owned by this item.
IResourceExplorerItem	getParent() returns the parent item of this item in the Resource Explorer display tree.
String	getText() returns text to be used as the textual label for the tree item display.
IResourceExplorerItem	makeChild(Object item)
void	propertyChange(PropertyChangeEvent arg0)
void	setText(String name) changes text to be displayed as the label to the given text.

Methods inherited from class uk.ac.kcl.cch.jb.pliny.views.utils.ResourceExplorerItemBase

getBaseObject, getChildren, getChildrenList, getMyView, getPageNumber, hasChildren, setBaseObject, updateMyChildren

Methods inherited from class java.lang.Object

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

Constructor Detail

ResourceExplorerInitialLetterItem

public ResourceExplorerInitialLetterItem(IResourceTreeView myView,
                                         ResourceExplorerObjectTypeItem parent,
                                         ResourceNameInitialLetter ilItem)

Method Detail

dispose

public void dispose()

Description copied from interface: IResourceExplorerItem

performs data cleanup. This will be called then the item is no longer needed.

Specified by:

dispose in interface IResourceExplorerItem

Overrides:

dispose in class ResourceExplorerItemBase

getText

public String getText()

Description copied from interface: IResourceExplorerItem

returns text to be used as the textual label for the tree item display.

Specified by:

getText in interface IResourceExplorerItem

Specified by:

getText in class ResourceExplorerItemBase

setText

public void setText(String name)

Description copied from interface: IResourceExplorerItem

changes text to be displayed as the label to the given text. This should result in changes in the backing Pliny model as well.

Specified by:

setText in interface IResourceExplorerItem

Specified by:

setText in class ResourceExplorerItemBase

getInitialLetter

public String getInitialLetter()

canModify

public boolean canModify()

Description copied from interface: IResourceExplorerItem

return true if this item's name can be edited within the Resource Explorer.

Specified by:

canModify in interface IResourceExplorerItem

Specified by:

canModify in class ResourceExplorerItemBase

getAssociatedObject

public Object getAssociatedObject()

Description copied from interface: IResourceExplorerItem

returns the Pliny model object associated with this item. Return null if there is not Pliny model object.

Specified by:

getAssociatedObject in interface IResourceExplorerItem

Overrides:

getAssociatedObject in class ResourceExplorerItemBase

getIcon

public org.eclipse.swt.graphics.Image getIcon()

Description copied from interface: IResourceExplorerItem

returns the Image to be used as the Icon displayed beside the item in the Resource Explorer tree. The image must be disposed of by this object -- it will not be disposed by the caller.

Specified by:

getIcon in interface IResourceExplorerItem

Specified by:

getIcon in class ResourceExplorerItemBase

getParent

public IResourceExplorerItem getParent()

Description copied from interface: IResourceExplorerItem

returns the parent item of this item in the Resource Explorer display tree.

Specified by:

getParent in interface IResourceExplorerItem

Specified by:

getParent in class ResourceExplorerItemBase

getNumberChildren

public int getNumberChildren()

Description copied from interface: IResourceExplorerItem

returns number of children owned by this item.

Specified by:

getNumberChildren in interface IResourceExplorerItem

Overrides:

getNumberChildren in class ResourceExplorerItemBase

createListIterator

public Iterator createListIterator()

Specified by:

createListIterator in class ResourceExplorerItemBase

makeChild

public IResourceExplorerItem makeChild(Object item)

Specified by:

makeChild in class ResourceExplorerItemBase

propertyChange

public void propertyChange(PropertyChangeEvent arg0)

Specified by:

propertyChange in interface PropertyChangeListener

Overrides:

propertyChange in class ResourceExplorerItemBase