com.vaadin.addon.spreadsheet.client

Class GroupingWidget

java.lang.Object

com.google.gwt.user.client.ui.UIObject

com.google.gwt.user.client.ui.Widget

com.google.gwt.user.client.ui.Panel

com.google.gwt.user.client.ui.ComplexPanel

com.google.gwt.user.client.ui.FlowPanel

com.vaadin.addon.spreadsheet.client.GroupingWidget

All Implemented Interfaces:

com.google.gwt.event.logical.shared.HasAttachHandlers, com.google.gwt.event.shared.HasHandlers, com.google.gwt.user.client.EventListener, com.google.gwt.user.client.ui.HasVisibility, com.google.gwt.user.client.ui.HasWidgets, com.google.gwt.user.client.ui.HasWidgets.ForIsWidget, com.google.gwt.user.client.ui.IndexedPanel, com.google.gwt.user.client.ui.IndexedPanel.ForIsWidget, com.google.gwt.user.client.ui.InsertPanel, com.google.gwt.user.client.ui.InsertPanel.ForIsWidget, com.google.gwt.user.client.ui.IsWidget, Iterable<com.google.gwt.user.client.ui.Widget>

Direct Known Subclasses:

ColumnGrouping, RowGrouping

public abstract class GroupingWidget
extends com.google.gwt.user.client.ui.FlowPanel

Class that represents a single column grouping indicator.

Author:

Thomas Mattsson / Vaadin LTD

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	GroupingWidget.GroupingHandler

Nested classes/interfaces inherited from class com.google.gwt.user.client.ui.UIObject

com.google.gwt.user.client.ui.UIObject.DebugIdImpl, com.google.gwt.user.client.ui.UIObject.DebugIdImplEnabled

Nested classes/interfaces inherited from interface com.google.gwt.user.client.ui.InsertPanel

com.google.gwt.user.client.ui.InsertPanel.ForIsWidget

Nested classes/interfaces inherited from interface com.google.gwt.user.client.ui.HasWidgets

com.google.gwt.user.client.ui.HasWidgets.ForIsWidget

Field Summary

Fields

Modifier and Type	Field and Description
static String	CONTRACT_SIGN
static String	EXPAND_CHAR
protected GroupingWidget.GroupingHandler	handler
protected double	height
protected int	left
protected double	marginLeft
protected double	marginTop
protected static int	SINGLE_ITEM_SIZE_HEIGHT
protected static int	SINGLE_ITEM_SIZE_WIDTH
protected int	top
protected double	width

Fields inherited from class com.google.gwt.user.client.ui.UIObject

DEBUG_ID_PREFIX

Constructor Summary

Constructors

Constructor and Description
GroupingWidget(int index, GroupingWidget.GroupingHandler handler)

Method Summary

Modifier and Type	Method and Description
protected abstract GroupingWidget	cloneWidget()
protected void	copyfields(GroupingWidget newWidget)
int	getIndex()
static int	getTotalHeight(int maxGrouping)
static int	getTotalWidth(int maxGrouping)
boolean	isCollapsed()
protected abstract boolean	isCols()
boolean	isInversed()
void	onBrowserEvent(com.google.gwt.user.client.Event event)
void	setCollapsed(boolean collapsed)
void	setIndex(int i)
void	setInversed(boolean inversed)
protected abstract void	setMargin(double size)
abstract void	setPos(int offset, int level) Where this marker should be positioned.
protected abstract void	setSize(double size)
void	setWidthPX(double w)

Methods inherited from class com.google.gwt.user.client.ui.FlowPanel

add, clear, insert, insert

Methods inherited from class com.google.gwt.user.client.ui.ComplexPanel

add, add, adjustIndex, checkIndexBoundsForAccess, checkIndexBoundsForInsertion, getChildren, getWidget, getWidgetCount, getWidgetIndex, getWidgetIndex, insert, insert, iterator, remove, remove

Methods inherited from class com.google.gwt.user.client.ui.Panel

add, adopt, doAttachChildren, doDetachChildren, orphan, remove

Methods inherited from class com.google.gwt.user.client.ui.Widget

addAttachHandler, addBitlessDomHandler, addDomHandler, addHandler, asWidget, asWidgetOrNull, createHandlerManager, delegateEvent, fireEvent, getHandlerCount, getLayoutData, getParent, isAttached, isOrWasAttached, onAttach, onDetach, onLoad, onUnload, removeFromParent, setLayoutData, sinkEvents, unsinkEvents

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, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.google.gwt.user.client.ui.InsertPanel.ForIsWidget

add

Methods inherited from interface com.google.gwt.user.client.ui.IndexedPanel.ForIsWidget

getWidgetIndex

Methods inherited from interface com.google.gwt.user.client.ui.IndexedPanel

getWidget, getWidgetCount, getWidgetIndex, remove

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

SINGLE_ITEM_SIZE_HEIGHT

protected static final int SINGLE_ITEM_SIZE_HEIGHT

See Also:

Constant Field Values

SINGLE_ITEM_SIZE_WIDTH

protected static final int SINGLE_ITEM_SIZE_WIDTH

See Also:

Constant Field Values

EXPAND_CHAR

public static final String EXPAND_CHAR

See Also:

Constant Field Values

CONTRACT_SIGN

public static final String CONTRACT_SIGN

See Also:

Constant Field Values

handler

protected GroupingWidget.GroupingHandler handler

top

protected int top

left

protected int left

marginLeft

protected double marginLeft

marginTop

protected double marginTop

width

protected double width

height

protected double height

Constructor Detail

GroupingWidget

public GroupingWidget(int index,
                      GroupingWidget.GroupingHandler handler)

Parameters:

index - Unique index for the group, 0-based. This index is used on server side when collapsing/expanding the group.

handler - The gateway to the server side

Method Detail

setWidthPX

public void setWidthPX(double w)

setSize

protected abstract void setSize(double size)

setMargin

protected abstract void setMargin(double size)

setCollapsed

public void setCollapsed(boolean collapsed)

isCollapsed

public boolean isCollapsed()

onBrowserEvent

public void onBrowserEvent(com.google.gwt.user.client.Event event)

Specified by:

onBrowserEvent in interface com.google.gwt.user.client.EventListener

Overrides:

onBrowserEvent in class com.google.gwt.user.client.ui.Widget

isCols

protected abstract boolean isCols()

setPos

public abstract void setPos(int offset,
                            int level)

Where this marker should be positioned.

Parameters:

offset - The number of pixels from 0 (top or left) this group should be positioned.

level - The level of the group, 0-based.

getTotalHeight

public static int getTotalHeight(int maxGrouping)

Returns:

The total height of a panel with the given amount of groups

getTotalWidth

public static int getTotalWidth(int maxGrouping)

Returns:

The total width of a panel with the given amount of groups

setIndex

public void setIndex(int i)

getIndex

public int getIndex()

isInversed

public boolean isInversed()

setInversed

public void setInversed(boolean inversed)

cloneWidget

protected abstract GroupingWidget cloneWidget()

copyfields

protected void copyfields(GroupingWidget newWidget)