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java.lang.Objectcom.google.gwt.user.client.ui.UIObject
com.google.gwt.user.cellview.client.CellTreeNodeView<T>
T - the type that this view containsclass CellTreeNodeView<T>
A view of a tree node.
| Nested Class Summary | |
|---|---|
(package private) static class |
CellTreeNodeView.NodeCellList<C>
The HasData used to show children. |
(package private) static interface |
CellTreeNodeView.Template
|
(package private) static class |
CellTreeNodeView.TreeNodeImpl
An implementation of TreeNode that delegates to a
CellTreeNodeView. |
| Nested classes/interfaces inherited from class com.google.gwt.user.client.ui.UIObject |
|---|
UIObject.DebugIdImpl, UIObject.DebugIdImplEnabled |
| Field Summary | |
|---|---|
(package private) CellTreeNodeView.NodeCellList<?> |
listView
The list view used to display the nodes. |
| Fields inherited from class com.google.gwt.user.client.ui.UIObject |
|---|
DEBUG_ID_PREFIX |
| Constructor Summary | |
|---|---|
CellTreeNodeView(CellTree tree,
CellTreeNodeView<?> parent,
TreeViewModel.NodeInfo<T> parentNodeInfo,
Element elem,
T value,
CellTree.CellTreeMessages messages)
Construct a CellTreeNodeView. |
|
| Method Summary | ||
|---|---|---|
(package private) boolean |
belongsToTree(CellTree tree)
|
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protected void |
cleanup(boolean destroy)
Unregister the list handler and destroy all child nodes. |
|
protected boolean |
consumeAnimate()
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protected
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createTreeNodeView(TreeViewModel.NodeInfo<C> nodeInfo,
Element childElem,
C childValue,
java.lang.Object viewData)
Returns an instance of TreeNodeView of the same subclass as the calling object. |
|
(package private) Element |
ensureAnimationFrame()
Ensure that the animation frame exists and return it. |
|
(package private) Element |
ensureChildContainer()
Ensure that the child container exists and return it. |
|
(package private) Element |
ensureContentContainer()
Ensure that the content container exists and return it. |
|
protected void |
fireEventToCell(NativeEvent event)
Fire an event to the AbstractCell. |
|
protected Element |
getCellParent()
Returns the element that parents the cell contents of this node. |
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int |
getChildCount()
|
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CellTreeNodeView<?> |
getChildNode(int childIndex)
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protected Element |
getImageElement()
Returns the element corresponding to the open/close image. |
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(package private) int |
getIndex()
Return the index of this node in its parent. |
|
(package private) CellTreeNodeView<?> |
getParentNode()
Return the parent node, or null if this node is the root. |
|
protected Element |
getSelectionElement()
Returns the element that selection styles are applied to. |
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(package private) static Element |
getSelectionElement(Element nodeElem)
Returns the element that selection is applied to. |
|
(package private) Element |
getShowMoreElement()
|
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(package private) TreeNode |
getTreeNode()
Get a TreeNode with a public API for this node view. |
|
protected java.lang.Object |
getValueKey()
Returns the key for the value of this node using the parent's implementation of NodeInfo.getKey(). |
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(package private) int |
indexOf(CellTreeNodeView<?> child)
|
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(package private) boolean |
isDestroyed()
|
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boolean |
isLeaf()
|
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boolean |
isOpen()
Check whether or not this node is open. |
|
(package private) boolean |
isRootNode()
Check if this node is a root node. |
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(package private) boolean |
isSelected()
Check if the value of this node is selected. |
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protected
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onOpen(TreeViewModel.NodeInfo<C> nodeInfo)
Set up the node when it is opened. |
|
(package private) boolean |
resetFocusOnCell()
Reset focus on this node. |
|
(package private) void |
setKeyboardSelected(boolean selected,
boolean stealFocus)
Select or deselect this node with the keyboard. |
|
(package private) void |
setKeyboardSelectedStyle(boolean selected)
Add or remove the keyboard selected style. |
|
boolean |
setOpen(boolean open,
boolean fireEvents)
Sets whether this item's children are displayed. |
|
(package private) void |
setSelected(boolean selected)
Select or deselect this node. |
|
(package private) void |
showFewer()
|
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(package private) void |
showMore()
|
|
| Methods inherited from class com.google.gwt.user.client.ui.UIObject |
|---|
addStyleDependentName, addStyleName, ensureDebugId, ensureDebugId, ensureDebugId, getAbsoluteLeft, getAbsoluteTop, getElement, getOffsetHeight, getOffsetWidth, getStyleElement, getStyleName, getStyleName, getStylePrimaryName, getStylePrimaryName, getTitle, isVisible, isVisible, onEnsureDebugId, removeStyleDependentName, removeStyleName, resolvePotentialElement, setElement, setElement, setHeight, setPixelSize, setSize, setStyleDependentName, setStyleName, setStyleName, setStyleName, setStyleName, setStylePrimaryName, setStylePrimaryName, setTitle, setVisible, setVisible, setWidth, sinkBitlessEvent, sinkEvents, toString, unsinkEvents |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
| Field Detail |
|---|
CellTreeNodeView.NodeCellList<?> listView
| Constructor Detail |
|---|
CellTreeNodeView(CellTree tree,
CellTreeNodeView<?> parent,
TreeViewModel.NodeInfo<T> parentNodeInfo,
Element elem,
T value,
CellTree.CellTreeMessages messages)
CellTreeNodeView.
tree - the parent CellTreeNodeViewparent - the parent CellTreeNodeViewparentNodeInfo - the TreeViewModel.NodeInfo of the parentelem - the outer element of this CellTreeNodeViewvalue - the value of this nodemessages - translation messages| Method Detail |
|---|
static Element getSelectionElement(Element nodeElem)
nodeElem - the element that represents the node
public int getChildCount()
public CellTreeNodeView<?> getChildNode(int childIndex)
public boolean isLeaf()
public boolean isOpen()
public boolean setOpen(boolean open,
boolean fireEvents)
open - whether the item is openfireEvents - true to fire events if the state changes
protected void cleanup(boolean destroy)
destroy - true to destroy this nodeprotected boolean consumeAnimate()
protected <C> CellTreeNodeView<C> createTreeNodeView(TreeViewModel.NodeInfo<C> nodeInfo,
Element childElem,
C childValue,
java.lang.Object viewData)
C - the data type of the node's childrennodeInfo - a NodeInfo object describing the child nodeschildElem - the DOM element used to parent the new TreeNodeViewchildValue - the child's valueviewData - view data associated with the node
protected void fireEventToCell(NativeEvent event)
AbstractCell.
event - the native eventprotected Element getCellParent()
protected Element getImageElement()
protected Element getSelectionElement()
protected java.lang.Object getValueKey()
protected <C> void onOpen(TreeViewModel.NodeInfo<C> nodeInfo)
C - the child data type of the nodenodeInfo - the TreeViewModel.NodeInfo that provides information about the
child valuesboolean belongsToTree(CellTree tree)
Element ensureAnimationFrame()
Element ensureChildContainer()
Element ensureContentContainer()
int getIndex()
CellTreeNodeView<?> getParentNode()
Element getShowMoreElement()
TreeNode getTreeNode()
TreeNode with a public API for this node view.
TreeNodeint indexOf(CellTreeNodeView<?> child)
boolean isDestroyed()
boolean isRootNode()
boolean isSelected()
boolean resetFocusOnCell()
void setKeyboardSelected(boolean selected,
boolean stealFocus)
selected - true if selected, false if notstealFocus - true to steal focusvoid setKeyboardSelectedStyle(boolean selected)
selected - true if selected, false if notvoid setSelected(boolean selected)
selected - true to select, false to deselectvoid showFewer()
void showMore()
|
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