com.goldencode.p2j.admin.client.widget

Class CustomComboBox<TRowObject>

java.lang.Object

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

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

com.google.gwt.user.client.ui.Composite

com.goldencode.p2j.admin.client.widget.CustomComboBox<TRowObject>

Type Parameters:

TRowObject - The grid row object type

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.IsRenderable, com.google.gwt.user.client.ui.IsWidget

public class CustomComboBox<TRowObject>
extends com.google.gwt.user.client.ui.Composite

Grid based combo box. It displays a grid drop down.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
(package private) static interface	CustomComboBox.Binder The GWT UI creator
static interface	CustomComboBox.EntryValue<TRowObject> Defines the presentation method to parse a row into its presentation value.

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

Field Summary

Fields

Modifier and Type	Field and Description
private static CustomComboBox.Binder	binder The instance of the GWT UI creator
(package private) com.google.gwt.user.client.ui.HorizontalPanel	container The widget container
(package private) com.google.gwt.user.client.ui.Button	dropdown The dropdown button
(package private) org.gwtbootstrap3.client.ui.TextBox	entry The text box
private CustomComboBox.EntryValue<TRowObject>	entryTextParser The parser for text entry presentation values
private GridHandle<TRowObject>	gridHandle The grid handle that manages the grid placed on the dropdown panel
private static java.util.logging.Logger	logger The logger
private com.google.gwt.user.client.ui.PopupPanel	popup The dropdown panel
private com.google.web.bindery.event.shared.HandlerRegistration	selectionModelHandler The selection handler

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

DEBUG_ID_PREFIX

Constructor Summary

Constructors

Constructor and Description
CustomComboBox(java.lang.String popupWidth, java.lang.String popupHeight) Creates the instance of the grid combobox.

Method Summary

Modifier and Type	Method and Description
private void	displayPopup() Displays the dropdown.
private void	focusDataGrid() Requests the input focus for its data grid.
com.google.gwt.user.cellview.client.DataGrid<TRowObject>	getDataGrid() Returns the data grid.
com.google.gwt.view.client.ListDataProvider<TRowObject>	getDataProvider() Returns the data provider.
CustomComboBox.EntryValue<TRowObject>	getEntryTextParser() Returns the combobox text entry parser.
com.google.gwt.view.client.SelectionModel<TRowObject>	getSelectionModel() Returns the selection model.
java.util.Set<TRowObject>	getValue() Gets the selected set.
private boolean	hasElement(com.google.gwt.dom.client.Element container, com.google.gwt.dom.client.Element e) Tests if the given container holds the target element.
private void	hidePopup() Hides the dropdown.
(package private) void	onDropDown(com.google.gwt.event.dom.client.ClickEvent event) Defines the dropdown button handler.
void	resetValue() Resets the current selection
void	selectItem(com.google.common.base.Predicate<TRowObject> itemSelector) Sets the selected value by item selector.
void	setData(TRowObject[] data) Set data.
void	setEntryTextParser(CustomComboBox.EntryValue<TRowObject> entryTextParser) Sets the combobox text entry parser.
void	setGridHandle(GridHandle<TRowObject> gridHandle)
void	setValue(TRowObject row) Sets the selected value.
private void	toggleClass(com.google.gwt.dom.client.Element e, java.lang.String style) Imports the jQuery toggleClass function.
private void	toggleDropdownStyle() Changes the presentation icon for the dropdown button.
private void	togglePopup() Switches the dropdown to be visible or hidden.

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

claimElement, getWidget, initializeClaimedElement, initWidget, isAttached, onAttach, onBrowserEvent, onDetach, render, render, resolvePotentialElement, setWidget

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

addAttachHandler, addBitlessDomHandler, addDomHandler, addHandler, asWidget, asWidgetOrNull, createHandlerManager, delegateEvent, doAttachChildren, doDetachChildren, fireEvent, getHandlerCount, getLayoutData, getParent, isOrWasAttached, 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, 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

Field Detail

logger

private static java.util.logging.Logger logger

The logger

binder

private static final CustomComboBox.Binder binder

The instance of the GWT UI creator

container

@UiField
com.google.gwt.user.client.ui.HorizontalPanel container

The widget container

entry

@UiField
org.gwtbootstrap3.client.ui.TextBox entry

The text box

dropdown

@UiField
com.google.gwt.user.client.ui.Button dropdown

The dropdown button

popup

private com.google.gwt.user.client.ui.PopupPanel popup

The dropdown panel

selectionModelHandler

private com.google.web.bindery.event.shared.HandlerRegistration selectionModelHandler

The selection handler

entryTextParser

private CustomComboBox.EntryValue<TRowObject> entryTextParser

The parser for text entry presentation values

gridHandle

private GridHandle<TRowObject> gridHandle

The grid handle that manages the grid placed on the dropdown panel

Constructor Detail

CustomComboBox

@UiConstructor
public CustomComboBox(java.lang.String popupWidth,
                                     java.lang.String popupHeight)

Creates the instance of the grid combobox.

Parameters:

popupWidth - The css width

popupHeight - The css height

Method Detail

getEntryTextParser

public CustomComboBox.EntryValue<TRowObject> getEntryTextParser()

Returns the combobox text entry parser.

Returns:

The text entry parser

setEntryTextParser

public void setEntryTextParser(CustomComboBox.EntryValue<TRowObject> entryTextParser)

Sets the combobox text entry parser.

Parameters:

entryTextParser - The text entry parser

setGridHandle

public void setGridHandle(GridHandle<TRowObject> gridHandle)

setData

public void setData(TRowObject[] data)

Set data.

Parameters:

data - The table rows

getValue

public java.util.Set<TRowObject> getValue()

Gets the selected set.

Returns:

The selected values

setValue

public void setValue(TRowObject row)

Sets the selected value.

Parameters:

row - The selected row

resetValue

public void resetValue()

Resets the current selection

onDropDown

@UiHandler(value="dropdown")
void onDropDown(com.google.gwt.event.dom.client.ClickEvent event)

Defines the dropdown button handler.

Parameters:

event - The click event

selectItem

public void selectItem(com.google.common.base.Predicate<TRowObject> itemSelector)

Sets the selected value by item selector.

Parameters:

itemSelector - The item selector

getDataGrid

public com.google.gwt.user.cellview.client.DataGrid<TRowObject> getDataGrid()

Returns the data grid.

Returns:

The data grid.

getSelectionModel

public com.google.gwt.view.client.SelectionModel<TRowObject> getSelectionModel()

Returns the selection model.

Returns:

The selection model

getDataProvider

public com.google.gwt.view.client.ListDataProvider<TRowObject> getDataProvider()

Returns the data provider.

Returns:

The data provider

focusDataGrid

private void focusDataGrid()

Requests the input focus for its data grid.

displayPopup

private void displayPopup()

Displays the dropdown.

togglePopup

private void togglePopup()

Switches the dropdown to be visible or hidden.

hidePopup

private void hidePopup()

Hides the dropdown.

toggleDropdownStyle

private void toggleDropdownStyle()

Changes the presentation icon for the dropdown button.

toggleClass

private void toggleClass(com.google.gwt.dom.client.Element e,
                         java.lang.String style)

Imports the jQuery toggleClass function.

Parameters:

e - The html element

style - The css class

hasElement

private boolean hasElement(com.google.gwt.dom.client.Element container,
                           com.google.gwt.dom.client.Element e)

Tests if the given container holds the target element.

Parameters:

container - The given container

e - The target element

Returns:

The true if the given container has the target element, otherwise false.