org.zkoss.zul.impl
Class GroupsListModel<D,G,F>

java.lang.Object
  org.zkoss.zul.AbstractListModel<java.lang.Object>
      org.zkoss.zul.impl.GroupsListModel<D,G,F>

All Implemented Interfaces:

java.io.Serializable, Selectable<java.lang.Object>, ListModel<java.lang.Object>

Direct Known Subclasses:

BindingGroupsListModel

public class GroupsListModel<D,G,F>
extends AbstractListModel<java.lang.Object>

Encapsulates GroupsModel as an instance of ListModel such that it is easier to handle by Listbox and Group.

Since:

3.5.0

Author:

tomyeh

See Also:

Serialized Form

Nested Class Summary

static class

GroupsListModel.GroupDataInfo The group information returned by getDataInfo(int).

Field Summary

protected GroupsModel<D,G,F>

_model

Fields inherited from class org.zkoss.zul.AbstractListModel

_selection

Constructor Summary

protected

GroupsListModel(GroupsModel<D,G,F> model)

Method Summary

void	addSelection(java.lang.Object obj) Deprecated. As of release 6.0.0, replaced with addToSelection(java.lang.Object).
boolean	addToSelection(java.lang.Object obj) Add the specified object into selection.
void	clearSelection() Change the selection to the empty set.
java.lang.Object	clone()
boolean	equals(java.lang.Object o)
GroupingInfo	getDataInfo(int index) Returns the group info of given index
java.lang.Object	getElementAt(int index) Returns the value at the specified index.
int	getGroupOffset(int groupIndex) Returns the offset from 0 that a group in this ListModel.
java.util.List<int[]>	getGroupsInfos()
GroupsModel<D,G,F>	getGroupsModel()
java.util.Set<java.lang.Object>	getSelection() Returns the current selection.
int	getSize() Returns the length of the list.
int	hashCode()
boolean	isMultiple() Returns whether the current selection mode is multiple.
boolean	isSelected(java.lang.Object obj) Returns whether an object is selected.
boolean	isSelectionEmpty() Returns true if the selection is currently empty.
boolean	removeFromSelection(java.lang.Object obj) Remove the specified object from selection.
void	removeSelection(java.lang.Object obj) Deprecated. As of release 6.0.0, replaced with removeFromSelection(java.lang.Object).
void	setMultiple(boolean multiple) Sets the selection mode to be multiple.
void	setSelection(java.util.Collection<?> selection) Replace the current selection with the given set.
static <D,G,F> GroupsListModel<D,G,F>	toListModel(GroupsModel<D,G,F> model) Returns the list model (ListModel) representing the given groups model.
java.lang.String	toString()

Methods inherited from class org.zkoss.zul.AbstractListModel

addListDataListener, fireEvent, fireSelectionEvent, newEmptySelection, readSelection, removeAllSelection, removeListDataListener, retainAllSelection, writeSelection

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

_model

protected GroupsModel<D,G,F> _model

Constructor Detail

GroupsListModel

protected GroupsListModel(GroupsModel<D,G,F> model)

Method Detail

toListModel

public static <D,G,F> GroupsListModel<D,G,F> toListModel(GroupsModel<D,G,F> model)

Returns the list model (ListModel) representing the given groups model.

Since:

6.0.0

getGroupsInfos

public java.util.List<int[]> getGroupsInfos()

getGroupOffset

public int getGroupOffset(int groupIndex)

Returns the offset from 0 that a group in this ListModel.

For example, _gpofs[2] is the offset of group 2 (the third group) in this ListModel.

Parameters:

groupIndex - the group index

Returns:

the offset from 0 that a group in this ListModel.

getGroupsModel

public GroupsModel<D,G,F> getGroupsModel()

getDataInfo

public GroupingInfo getDataInfo(int index)

Returns the group info of given index

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

addSelection

public void addSelection(java.lang.Object obj)

Deprecated. As of release 6.0.0, replaced with addToSelection(java.lang.Object).

removeSelection

public void removeSelection(java.lang.Object obj)

Deprecated. As of release 6.0.0, replaced with removeFromSelection(java.lang.Object).

getElementAt

public java.lang.Object getElementAt(int index)

Description copied from interface: ListModel

Returns the value at the specified index.

getSize

public int getSize()

Description copied from interface: ListModel

Returns the length of the list.

getSelection

public java.util.Set<java.lang.Object> getSelection()

Description copied from class: AbstractListModel

Returns the current selection. It is readonly. Don't modify it directly

Specified by:

getSelection in interface Selectable<java.lang.Object>

Overrides:

getSelection in class AbstractListModel<java.lang.Object>

Returns:

the current selection.

setSelection

public void setSelection(java.util.Collection<?> selection)

Replace the current selection with the given set.

If this represents a change to the current selection then notify each ListDataListener, including UI.

Specified by:

setSelection in interface Selectable<java.lang.Object>

Overrides:

setSelection in class AbstractListModel<java.lang.Object>

isSelected

public boolean isSelected(java.lang.Object obj)

Returns whether an object is selected.

Specified by:

isSelected in interface Selectable<java.lang.Object>

Overrides:

isSelected in class AbstractListModel<java.lang.Object>

isSelectionEmpty

public boolean isSelectionEmpty()

Returns true if the selection is currently empty.

Specified by:

isSelectionEmpty in interface Selectable<java.lang.Object>

Overrides:

isSelectionEmpty in class AbstractListModel<java.lang.Object>

addToSelection

public boolean addToSelection(java.lang.Object obj)

Add the specified object into selection.

If this represents a change to the current selection then notify each ListDataListener, including UI.

Specified by:

addToSelection in interface Selectable<java.lang.Object>

Overrides:

addToSelection in class AbstractListModel<java.lang.Object>

Parameters:

obj - the object to be as selection.

Returns:

true if it is added successfully; false if obj is not part of the data, or was already selected.

removeFromSelection

public boolean removeFromSelection(java.lang.Object obj)

Remove the specified object from selection.

If this represents a change to the current selection then notify each ListDataListener, including UI.

Specified by:

removeFromSelection in interface Selectable<java.lang.Object>

Overrides:

removeFromSelection in class AbstractListModel<java.lang.Object>

Parameters:

obj - the object to be remove from selection.

Returns:

whether it is removed successfully

clearSelection

public void clearSelection()

Change the selection to the empty set.

If this represents a change to the current selection then notify each ListDataListener, including UI.

Specified by:

clearSelection in interface Selectable<java.lang.Object>

Overrides:

clearSelection in class AbstractListModel<java.lang.Object>

isMultiple

public boolean isMultiple()

Returns whether the current selection mode is multiple.

Specified by:

isMultiple in interface Selectable<java.lang.Object>

Overrides:

isMultiple in class AbstractListModel<java.lang.Object>

See Also:

Selectable.setMultiple(boolean)

setMultiple

public void setMultiple(boolean multiple)

Sets the selection mode to be multiple.

Specified by:

setMultiple in interface Selectable<java.lang.Object>

Overrides:

setMultiple in class AbstractListModel<java.lang.Object>

clone

public java.lang.Object clone()

Overrides:

clone in class AbstractListModel<java.lang.Object>