Package uk.ac.rdg.resc.godiva.client.widgets

Class LayerSelectorTree

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.CellPanel

com.google.gwt.user.client.ui.VerticalPanel

uk.ac.rdg.resc.godiva.client.widgets.LayerSelectorTree

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.HasAlignment, com.google.gwt.user.client.ui.HasHorizontalAlignment, com.google.gwt.user.client.ui.HasVerticalAlignment, 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>, LayerSelectorIF

public class LayerSelectorTree
extends com.google.gwt.user.client.ui.VerticalPanel
implements LayerSelectorIF

An implementation of LayerSelectorIF which presents the layers in a popup tree.

Author:

Guy Griffiths

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.HasHorizontalAlignment

com.google.gwt.user.client.ui.HasHorizontalAlignment.AutoHorizontalAlignmentConstant, com.google.gwt.user.client.ui.HasHorizontalAlignment.HorizontalAlignmentConstant

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

com.google.gwt.user.client.ui.HasVerticalAlignment.VerticalAlignmentConstant

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

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

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

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

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

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

Field Summary

Fields

Modifier and Type	Field	Description
String	firstTitle

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

DEBUG_ID_PREFIX

Fields inherited from interface com.google.gwt.user.client.ui.HasHorizontalAlignment

ALIGN_CENTER, ALIGN_DEFAULT, ALIGN_JUSTIFY, ALIGN_LEFT, ALIGN_LOCALE_END, ALIGN_LOCALE_START, ALIGN_RIGHT

Fields inherited from interface com.google.gwt.user.client.ui.HasVerticalAlignment

ALIGN_BOTTOM, ALIGN_MIDDLE, ALIGN_TOP

Constructor Summary

Constructors

Constructor	Description
LayerSelectorTree(LayerSelectionHandler layerHandler, com.google.gwt.user.client.ui.HTML titleLabel)
LayerSelectorTree(LayerSelectionHandler layerHandler, String firstText, boolean showRefreshButton, com.google.gwt.user.client.ui.HTML titleLabel)

Method Summary

Modifier and Type	Method	Description
String	getSelectedId()
List<String>	getTitleElements()
String	getWmsUrl()
void	populateLayers(LayerMenuItem topItem)	Populate the menu tree
void	selectLayer(String id, String wmsUrl, boolean autoZoomAndPalette)	Sets the selected layer
void	setEnabled(boolean enabled)	Enables/disables the layer selector

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

add, getHorizontalAlignment, getVerticalAlignment, insert, insert, onEnsureDebugId, remove, setHorizontalAlignment, setVerticalAlignment

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

getBody, getSpacing, getTable, setBorderWidth, setCellHeight, setCellHeight, setCellHorizontalAlignment, setCellHorizontalAlignment, setCellHorizontalAlignment, setCellHorizontalAlignment, setCellVerticalAlignment, setCellVerticalAlignment, setCellVerticalAlignment, setCellVerticalAlignment, setCellWidth, setCellWidth, setSpacing

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

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

add, adopt, clear, 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, 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, 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.IndexedPanel

getWidget, getWidgetCount, getWidgetIndex, remove

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

getWidgetIndex

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

add

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

asWidget

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

firstTitle

public String firstTitle

Constructor Detail

LayerSelectorTree

public LayerSelectorTree(LayerSelectionHandler layerHandler,
                         com.google.gwt.user.client.ui.HTML titleLabel)

LayerSelectorTree

public LayerSelectorTree(LayerSelectionHandler layerHandler,
                         String firstText,
                         boolean showRefreshButton,
                         com.google.gwt.user.client.ui.HTML titleLabel)

Method Detail

populateLayers

public void populateLayers(LayerMenuItem topItem)

Description copied from interface: LayerSelectorIF

Populate the menu tree

Specified by:

populateLayers in interface LayerSelectorIF

Parameters:

topItem - A LayerMenuItem representing the top level menu item

getSelectedId

public String getSelectedId()

Specified by:

getSelectedId in interface LayerSelectorIF

Returns:

The currently selected layer ID

selectLayer

public void selectLayer(String id,
                        String wmsUrl,
                        boolean autoZoomAndPalette)

Description copied from interface: LayerSelectorIF

Sets the selected layer

Specified by:

selectLayer in interface LayerSelectorIF

Parameters:

id - The layer ID

wmsUrl - The corresponding WMS URL

autoZoomAndPalette - Whether or not to automatically zoom and set the palette after selecting the layer

setEnabled

public void setEnabled(boolean enabled)

Description copied from interface: LayerSelectorIF

Enables/disables the layer selector

Specified by:

setEnabled in interface LayerSelectorIF

getTitleElements

public List<String> getTitleElements()

Specified by:

getTitleElements in interface LayerSelectorIF

Returns:

A list of string elements which define where we are in the menu tree. This is used for generating titles

getWmsUrl

public String getWmsUrl()

Specified by:

getWmsUrl in interface LayerSelectorIF

Returns:

The WMS URL of the currently selected layer