oracle.dss.dataView

Class ManagerAdapter

java.lang.Object

oracle.dss.dataView.ManagerAdapter

All Implemented Interfaces:

java.io.Serializable, FormatManager, Manager, PopupManager, RolloverTextManager, SelectionManager, UIBundle

public class ManagerAdapter
extends java.lang.Object
implements FormatManager, SelectionManager, RolloverTextManager, PopupManager, java.io.Serializable

See Also:

Serialized Form

For internal use only. Application developers should not use this

ManagerAdapter is the "do-nothing" default fallback manager implementation for all managers. It is a singleton class.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	ManagerAdapter() Hidden default constructor for the one and only instance of this class.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	canSelectComponent(Dataview view, ComponentHandle component) Can the given component be selected?
boolean	canSelectComponents(Dataview view) Can any components be selected?
java.lang.Object	clone() Must be able to clone the manager
void	componentSelected(Dataview view, ComponentHandle component) The given component was selected.
void	dataSourceChanged() This implementation does nothing.
java.lang.Object	formatDataValue(DataviewCommon view, java.lang.Object data, int column, int row, int[] pageHPos, ViewFormat vf) Given a data object return a formatted version of that data object for the given data plane location.
java.util.Vector	getBundles() Retrieves the vector of rule bundles that this manager uses to format Dataview items.
static ManagerAdapter	getInstance()
javax.swing.JPopupMenu	getPopupMenu(Dataview view, ComponentHandle id) Return a complete JPopupMenu.
java.lang.String	getRolloverText(Dataview view, ComponentHandle component, int x, int y, int modifiers) Return the rollover text to display over the given component at the given location within the component.
RuleBundle	getUIBundle() Get the RuleBundle used by the UI.
void	setBundles(DataviewCommon view, java.util.Vector bundles) Specifies the vector of RuleBundle objects to use.
void	setUIBundle(DataviewCommon view, RuleBundle bundle) Set the RuleBundle used by the UI.

Methods inherited from class java.lang.Object

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

Constructor Detail

ManagerAdapter

protected ManagerAdapter()

Hidden default constructor for the one and only instance of this class.

Method Detail

dataSourceChanged

public void dataSourceChanged()

This implementation does nothing.

Specified by:

dataSourceChanged in interface Manager

getInstance

public static ManagerAdapter getInstance()

Returns:

a ManagerAdapter object

For internal use only. Application developers should not use this

Return the one and only instance of this class that all dataviews share.

formatDataValue

public java.lang.Object formatDataValue(DataviewCommon view,
                               java.lang.Object data,
                               int column,
                               int row,
                               int[] pageHPos,
                               ViewFormat vf)

Given a data object return a formatted version of that data object for the given data plane location.

Specified by:

formatDataValue in interface FormatManager

Parameters:

view - the view needing formatting resolution

data - the data to format

column - the across location of this data item

row - the down location of this data item

pageHPos - the hPos of the page on which this data item resides

vf - ViewFormat which may be used in the formatting

Returns:

the formatted data item, as a String

canSelectComponents

public boolean canSelectComponents(Dataview view)

Can any components be selected?

Specified by:

canSelectComponents in interface SelectionManager

Parameters:

view - the view needing selection resolution

Returns:

true if the view should allow selection of any components; if false, canSelectComponent will not be called.

canSelectComponent

public boolean canSelectComponent(Dataview view,
                         ComponentHandle component)

Can the given component be selected?

Specified by:

canSelectComponent in interface SelectionManager

Parameters:

view - the view needing selection resolution

component - the component that has been clicked on for selection

Returns:

true if the view should allow the selection

componentSelected

public void componentSelected(Dataview view,
                     ComponentHandle component)

The given component was selected.

Specified by:

componentSelected in interface SelectionManager

Parameters:

view - the view needing selection resolution

component - the component that has been selected

getRolloverText

public java.lang.String getRolloverText(Dataview view,
                               ComponentHandle component,
                               int x,
                               int y,
                               int modifiers)

Return the rollover text to display over the given component at the given location within the component.

Specified by:

getRolloverText in interface RolloverTextManager

Parameters:

view - the view needing selection resolution

component - the component identification.

x - the mouse x location in pixels within the component

y - the mouse y location in pixels within the component

modifiers - any keyboard modifiers in effect at the time.

Returns:

the string to popup over this component, if any. Return null if no text should be displayed at all. Return "" if an empty label is desired.

getPopupMenu

public javax.swing.JPopupMenu getPopupMenu(Dataview view,
                                  ComponentHandle id)

Description copied from interface: PopupManager

Return a complete JPopupMenu. The implementor of this method is responsible for processing its own calls from this popup menu.

Specified by:

getPopupMenu in interface PopupManager

Parameters:

view - the view asking for popup informatiuon

id - the component the popup occurred over

Returns:

an entire JPopupMenu structure, or null, in which case getPopupStrings will be called.

clone

public java.lang.Object clone()
                       throws java.lang.CloneNotSupportedException

Must be able to clone the manager

Specified by:

clone in interface RolloverTextManager

Overrides:

clone in class java.lang.Object

Returns:

copy of manager-implementing class

Throws:

java.lang.CloneNotSupportedException - if can't clone

setBundles

public void setBundles(DataviewCommon view,
              java.util.Vector bundles)

Specifies the vector of RuleBundle objects to use. The vector is passed by reference. You must call this method explicitly to ensure that proper notification of changes is triggered.

Specified by:

setBundles in interface FormatManager

Parameters:

bundles - The vector of rule bundles that this manager should use.

See Also:

RuleBundle

getBundles

public java.util.Vector getBundles()

Retrieves the vector of rule bundles that this manager uses to format Dataview items. Rule bundle vectors are passed by reference. If you modify the vector that this method returns, call the setBundles method explicitly to set the modified vector.

Specified by:

getBundles in interface FormatManager

Returns:

The vector of rule bundles that this manager uses.

See Also:

RuleBundle

getUIBundle

public RuleBundle getUIBundle()

Get the RuleBundle used by the UI.

Specified by:

getUIBundle in interface UIBundle

Returns:

the RuleBundle used by the UI

setUIBundle

public void setUIBundle(DataviewCommon view,
               RuleBundle bundle)

Set the RuleBundle used by the UI.

Specified by:

setUIBundle in interface UIBundle

Parameters:

view - the view the RuleBundle applies to

bundle - the new RuleBundle used by the UI