Class VGridLayout

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.SimplePanel
                  com.vaadin.terminal.gwt.client.ui.VGridLayout

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.AcceptsOneWidget, com.google.gwt.user.client.ui.HasOneWidget, com.google.gwt.user.client.ui.HasWidgets, com.google.gwt.user.client.ui.HasWidgets.ForIsWidget, com.google.gwt.user.client.ui.IsWidget, Container, Paintable, Iterable<com.google.gwt.user.client.ui.Widget>

public class VGridLayout
extends com.google.gwt.user.client.ui.SimplePanel
implements Paintable, Container

Nested Class Summary

 

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

 

Field Summary
static String	CLASSNAME
protected  HashMap<com.google.gwt.user.client.ui.Widget,ChildComponentContainer>	widgetToComponentContainer

 

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

 

Constructor Summary
VGridLayout()

 

Method Summary
RenderSpace	getAllocatedSpace(com.google.gwt.user.client.ui.Widget child)           Returns the size currently allocated for the child component.
protected  int[]	getColumnWidths()           Returns the column widths measured in pixels
protected  com.google.gwt.user.client.Element	getContainerElement()
protected  int	getHorizontalSpacing()           Returns the spacing between the cells horizontally in pixels
protected  int[]	getRowHeights()           Returns the row heights measured in pixels
protected  int	getVerticalSpacing()           Returns the spacing between the cells vertically in pixels
boolean	hasChildComponent(com.google.gwt.user.client.ui.Widget component)           Is a given component child of this layout.
void	replaceChildComponent(com.google.gwt.user.client.ui.Widget oldComponent, com.google.gwt.user.client.ui.Widget newComponent)           Replace child of this layout with another component.
boolean	requestLayout(Set<Paintable> changedChildren)           Called when a child components size has been updated in the rendering phase.
void	setHeight(String height)
void	setWidth(String width)
void	updateCaption(Paintable component, UIDL uidl)           Update child components caption, description and error message.
void	updateFromUIDL(UIDL uidl, ApplicationConnection client)

 

Methods inherited from class com.google.gwt.user.client.ui.SimplePanel
add, getWidget, iterator, remove, setWidget, setWidget

 

Methods inherited from class com.google.gwt.user.client.ui.Panel
add, adopt, adopt, clear, disown, 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, onBrowserEvent, onDetach, onLoad, onUnload, removeFromParent, setLayoutData, sinkEvents

 

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, setElement, setElement, setPixelSize, setSize, setStyleDependentName, setStyleName, setStyleName, setStyleName, setStyleName, setStylePrimaryName, setStylePrimaryName, setTitle, setVisible, setVisible, sinkBitlessEvent, toString, unsinkEvents

 

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

 

Field Detail

CLASSNAME

public static final String CLASSNAME

See Also:

Constant Field Values

widgetToComponentContainer

protected HashMap<com.google.gwt.user.client.ui.Widget,ChildComponentContainer> widgetToComponentContainer

Constructor Detail

VGridLayout

public VGridLayout()

Method Detail

getContainerElement

protected com.google.gwt.user.client.Element getContainerElement()

Overrides:

getContainerElement in class com.google.gwt.user.client.ui.SimplePanel

getColumnWidths

protected int[] getColumnWidths()

Returns the column widths measured in pixels

Returns:

getRowHeights

protected int[] getRowHeights()

Returns the row heights measured in pixels

Returns:

getHorizontalSpacing

protected int getHorizontalSpacing()

Returns the spacing between the cells horizontally in pixels

Returns:

getVerticalSpacing

protected int getVerticalSpacing()

Returns the spacing between the cells vertically in pixels

Returns:

updateFromUIDL

public void updateFromUIDL(UIDL uidl,
                           ApplicationConnection client)

Specified by:

updateFromUIDL in interface Paintable

setHeight

public void setHeight(String height)

Overrides:

setHeight in class com.google.gwt.user.client.ui.UIObject

setWidth

public void setWidth(String width)

Overrides:

setWidth in class com.google.gwt.user.client.ui.UIObject

hasChildComponent

public boolean hasChildComponent(com.google.gwt.user.client.ui.Widget component)

Description copied from interface: Container

Is a given component child of this layout.

Specified by:

hasChildComponent in interface Container

Parameters:

component - Component to test.

Returns:

true iff component is a child of this layout.

replaceChildComponent

public void replaceChildComponent(com.google.gwt.user.client.ui.Widget oldComponent,
                                  com.google.gwt.user.client.ui.Widget newComponent)

Description copied from interface: Container

Replace child of this layout with another component. Each layout must be able to switch children. To to this, one must just give references to a current and new child.

Specified by:

replaceChildComponent in interface Container

Parameters:

oldComponent - Child to be replaced

newComponent - Child that replaces the oldComponent

updateCaption

public void updateCaption(Paintable component,
                          UIDL uidl)

Description copied from interface: Container

Update child components caption, description and error message.

Each component is responsible for maintaining its caption, description and error message. In most cases components doesn't want to do that and those elements reside outside of the component. Because of this layouts must provide service for it's childen to show those elements for them.

Specified by:

updateCaption in interface Container

Parameters:

component - Child component for which service is requested.

uidl - UIDL of the child component.

requestLayout

public boolean requestLayout(Set<Paintable> changedChildren)

Description copied from interface: Container

Called when a child components size has been updated in the rendering phase.

Specified by:

requestLayout in interface Container

Parameters:

changedChildren - Set of child widgets whose size have changed

Returns:

true if the size of the Container remains the same, false if the event need to be propagated to the Containers parent

getAllocatedSpace

public RenderSpace getAllocatedSpace(com.google.gwt.user.client.ui.Widget child)

Description copied from interface: Container

Returns the size currently allocated for the child component.

Specified by:

getAllocatedSpace in interface Container

Returns: