gwt.material.design.client.base.helper

Class UiHelper

java.lang.Object

gwt.material.design.client.base.helper.UiHelper

public final class UiHelper
extends Object

This static helper class is supposed to collect common methods used for multiple kind of UI classes. It is defined as abstract to prohibit

Constructor Summary

Constructors

Constructor and Description
UiHelper()

Method Summary

Modifier and Type	Method and Description
static void	addMousePressedHandlers(com.google.gwt.user.client.ui.Widget widget) Adds a mouse pressed handler to a widget.
static void	addMousePressedHandlers(com.google.gwt.user.client.ui.Widget widget, String cssStyleName) Adds a mouse pressed handler to a widget.
static int	calculateSpaceToBottom(com.google.gwt.user.client.ui.Widget widget)
static boolean	isTouchScreenDevice()

Methods inherited from class java.lang.Object

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

Constructor Detail

UiHelper

public UiHelper()

Method Detail

addMousePressedHandlers

public static void addMousePressedHandlers(com.google.gwt.user.client.ui.Widget widget)

Adds a mouse pressed handler to a widget. Adds a CSS style ('pressed', PRESSED_CSS_STYLE_NAME) to the widget as long as the mouse is pressed (or the user touches the widget). See addMousePressedHandlers(Widget, String).

Parameters:

widget - The widget to which the "pressed" style musst be applied

addMousePressedHandlers

public static void addMousePressedHandlers(com.google.gwt.user.client.ui.Widget widget,
                                           String cssStyleName)

Adds a mouse pressed handler to a widget. Adds a CSS style to the widget as long as the mouse is pressed (or the user touches the widget on mobile browser).

Parameters:

widget - The widget to which the style must be applied for mouse/touch event

cssStyleName - CSS style name to be applied

calculateSpaceToBottom

public static int calculateSpaceToBottom(com.google.gwt.user.client.ui.Widget widget)

isTouchScreenDevice

public static boolean isTouchScreenDevice()