/*
 * Smart GWT (GWT for SmartClient)
 * Copyright 2008 and beyond, Isomorphic Software, Inc.
 *
 * Smart GWT is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version 3
 * as published by the Free Software Foundation.  Smart GWT is also
 * available under typical commercial license terms - see
 * http://smartclient.com/license
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 */
 
package com.smartgwt.client.widgets;



import com.smartgwt.client.event.*;
import com.smartgwt.client.core.*;
import com.smartgwt.client.types.*;
import com.smartgwt.client.data.*;
import com.smartgwt.client.data.events.*;
import com.smartgwt.client.rpc.*;
import com.smartgwt.client.widgets.*;
import com.smartgwt.client.widgets.events.*;
import com.smartgwt.client.widgets.form.*;
import com.smartgwt.client.widgets.form.validator.*;
import com.smartgwt.client.widgets.form.fields.*;
import com.smartgwt.client.widgets.tile.*;
import com.smartgwt.client.widgets.tile.events.*;
import com.smartgwt.client.widgets.grid.*;
import com.smartgwt.client.widgets.grid.events.*;
import com.smartgwt.client.widgets.chart.*;
import com.smartgwt.client.widgets.layout.*;
import com.smartgwt.client.widgets.layout.events.*;
import com.smartgwt.client.widgets.menu.*;
import com.smartgwt.client.widgets.tab.*;
import com.smartgwt.client.widgets.toolbar.*;
import com.smartgwt.client.widgets.tree.*;
import com.smartgwt.client.widgets.tree.events.*;
import com.smartgwt.client.widgets.viewer.*;
import com.smartgwt.client.widgets.calendar.*;
import com.smartgwt.client.widgets.calendar.events.*;

import java.util.Date;
import java.util.List;
import java.util.Map;
import java.util.HashMap;

import com.google.gwt.user.client.ui.Widget;
import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.user.client.Element;
import com.smartgwt.client.util.*;
import com.google.gwt.event.shared.*;
import com.google.gwt.event.shared.HasHandlers;

/**
 * The Button widget class implements interactive, style-based button widgets.
 */
public class Button extends StatefulCanvas  implements com.smartgwt.client.widgets.events.HasIconClickHandlers {

    public static Button getOrCreateRef(JavaScriptObject jsObj) {
        if(jsObj == null) return null;
        BaseWidget obj = BaseWidget.getRef(jsObj);
        if(obj != null) {
            return (Button) obj;
        } else {
            return new Button(jsObj);
        }
    }

    public Button(){
        scClassName = "Button";
    }

    public Button(JavaScriptObject jsObj){
        super(jsObj);
    }

    public Button(String title) {
        setTitle(title);
        scClassName = "Button";
    }

    protected native JavaScriptObject create()/*-{
        var config = this.@com.smartgwt.client.widgets.BaseWidget::getConfig()();
        var scClassName = this.@com.smartgwt.client.widgets.BaseWidget::scClassName;
        var widget = $wnd.isc[scClassName].create(config);
        this.@com.smartgwt.client.widgets.BaseWidget::doInit()();
        return widget;
    }-*/;
    // ********************* Properties / Attributes ***********************

    /**
     * Behavior on state changes -- BUTTON, RADIO or CHECKBOX
     * Update the 'actionType' for this canvas (radio / checkbox / button) If the canvas is currently selected, and the passed in actionType is 'button' this method will deselect the canvas.
     *
     * @param actionType actionType Default value is "button"
     * @see com.smartgwt.client.docs.State State overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_toggle" target="examples">Radio / Toggle Behavior Example</a>
     */
    public void setActionType(SelectionType actionType) {
        setAttribute("actionType", actionType.getValue(), true);
    }

    /**
     * Behavior on state changes -- BUTTON, RADIO or CHECKBOX
     *
     *
     * @return Return the 'actionType' for this canvas (radio / checkbox / button)
     * @see com.smartgwt.client.docs.State State overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_toggle" target="examples">Radio / Toggle Behavior Example</a>
     */
    public SelectionType getActionType()  {
        return EnumUtil.getEnum(SelectionType.values(), getAttribute("actionType"));
    }

    /**
     * Horizontal alignment of this component's title.
     * Sets the (horizontal) alignment of this buttons content.
     *
     * @param align align Default value is Canvas.CENTER
     * @see com.smartgwt.client.docs.Appearance Appearance overview and related methods
     */
    public void setAlign(Alignment align) {
        setAttribute("align", align.getValue(), true);
    }

    /**
     * Horizontal alignment of this component's title.
     *
     *
     * @return Alignment
     * @see com.smartgwt.client.docs.Appearance Appearance overview and related methods
     */
    public Alignment getAlign()  {
        return EnumUtil.getEnum(Alignment.values(), getAttribute("align"));
    }

    /**
     * If true, ignore the specified size of this widget and always size just large enough to accommodate the title.  If
     * <code>setWidth()</code> is explicitly called on an autoFit:true button, autoFit will be reset to <code>false</code>. <P>
     * Note that for StretchImgButton instances, autoFit will occur horizontally only, as  unpredictable vertical sizing is
     * likely to distort the media. If you do want vertical  auto-fit, this can be achieved by simply setting a small height,
     * and having  overflow:"visible"
     * Setter method for the {@link com.smartgwt.client.widgets.StatefulCanvas#getAutoFit autoFit} property. Pass in true or false to turn autoFit on or off. When autoFit is set to <code>false</code>, canvas will be resized to it's previously specified size.
     *
     * @param autoFit New autoFit setting.. Default value is null
     * @see com.smartgwt.client.docs.Sizing Sizing overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_autofit" target="examples">Auto Fit Example</a>
     */
    public void setAutoFit(Boolean autoFit) {
        setAttribute("autoFit", autoFit, true);
    }

    /**
     * If true, ignore the specified size of this widget and always size just large enough to accommodate the title.  If
     * <code>setWidth()</code> is explicitly called on an autoFit:true button, autoFit will be reset to <code>false</code>. <P>
     * Note that for StretchImgButton instances, autoFit will occur horizontally only, as  unpredictable vertical sizing is
     * likely to distort the media. If you do want vertical  auto-fit, this can be achieved by simply setting a small height,
     * and having  overflow:"visible"
     *
     *
     * @return Boolean
     * @see com.smartgwt.client.docs.Sizing Sizing overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_autofit" target="examples">Auto Fit Example</a>
     */
    public Boolean getAutoFit()  {
        return getAttributeAsBoolean("autoFit");
    }

    /**
     * Base CSS style.  As the component changes state and/or is selected, suffixes will be added to the base style. <P> When
     * the component changes state (eg becomes disabled), a suffix will be appended to this style name, reflecting the
     * following states: "Over", "Down", or "Disabled". <P> If the widget is selected, the suffixes will be "Selected",
     * "SelectedOver", etc. <P> If the widget has focus and {@link com.smartgwt.client.widgets.StatefulCanvas#getShowFocused
     * showFocused} is true, and {@link com.smartgwt.client.widgets.StatefulCanvas#getShowFocusedAsOver showFocusedAsOver} is
     * false, the suffixes will be "Focused", "FocusedOver", etc, or if the widget is both selected and focused,
     * "SelectedFocused", "SelectedFocusedOver", etc. <P> For example, if <code>baseStyle</code> is set to "button", this
     * component is {@link com.smartgwt.client.widgets.Button#isSelected selected} and the mouse cursor is over this component,
     * the style "buttonSelectedOver" will be used.
     * Sets the base CSS style.  As the component changes state and/or is selected, suffixes will be added to the base style.
     *
     * @param baseStyle new base style. Default value is "button"
     */
    public void setBaseStyle(String baseStyle) {
        setAttribute("baseStyle", baseStyle, true);
    }

    /**
     * Base CSS style.  As the component changes state and/or is selected, suffixes will be added to the base style. <P> When
     * the component changes state (eg becomes disabled), a suffix will be appended to this style name, reflecting the
     * following states: "Over", "Down", or "Disabled". <P> If the widget is selected, the suffixes will be "Selected",
     * "SelectedOver", etc. <P> If the widget has focus and {@link com.smartgwt.client.widgets.StatefulCanvas#getShowFocused
     * showFocused} is true, and {@link com.smartgwt.client.widgets.StatefulCanvas#getShowFocusedAsOver showFocusedAsOver} is
     * false, the suffixes will be "Focused", "FocusedOver", etc, or if the widget is both selected and focused,
     * "SelectedFocused", "SelectedFocusedOver", etc. <P> For example, if <code>baseStyle</code> is set to "button", this
     * component is {@link com.smartgwt.client.widgets.Button#isSelected selected} and the mouse cursor is over this component,
     * the style "buttonSelectedOver" will be used.
     *
     *
     * @return String
     */
    public String getBaseStyle()  {
        return getAttributeAsString("baseStyle");
    }

    /**
     * If set to true, if the {@link com.smartgwt.client.widgets.StatefulCanvas#getTitle title} of this button contains the
     * specified {@link com.smartgwt.client.widgets.Canvas#getAccessKey accessKey}, when the title is displayed to the user it
     * will be modified to include HTML to underline the accessKey.<br> Note that this property may cause titles that include
     * HTML (rather than simple strings) to be inappropriately modified, so should be disabled if your title string includes
     * HTML characters.
     *
     * @param hiliteAccessKey hiliteAccessKey Default value is null
     */
    public void setHiliteAccessKey(Boolean hiliteAccessKey) {
        setAttribute("hiliteAccessKey", hiliteAccessKey, true);
    }

    /**
     * If set to true, if the {@link com.smartgwt.client.widgets.StatefulCanvas#getTitle title} of this button contains the
     * specified {@link com.smartgwt.client.widgets.Canvas#getAccessKey accessKey}, when the title is displayed to the user it
     * will be modified to include HTML to underline the accessKey.<br> Note that this property may cause titles that include
     * HTML (rather than simple strings) to be inappropriately modified, so should be disabled if your title string includes
     * HTML characters.
     *
     *
     * @return Boolean
     */
    public Boolean getHiliteAccessKey()  {
        return getAttributeAsBoolean("hiliteAccessKey");
    }

    /**
     * Optional icon to be shown with the button title text.   <P> Specify as the partial URL to an image, relative to the
     * imgDir of this component.
     * Change the icon being shown next to the title text.
     *
     * @param icon URL of new icon. Default value is null
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#form_details_icons" target="examples">Icons Example</a>
     */
    public void setIcon(String icon) {
        setAttribute("icon", icon, true);
    }

    /**
     * Optional icon to be shown with the button title text.   <P> Specify as the partial URL to an image, relative to the
     * imgDir of this component.
     *
     *
     * @return String
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#form_details_icons" target="examples">Icons Example</a>
     */
    public String getIcon()  {
        return getAttributeAsString("icon");
    }

    /**
     * If this button is showing an icon should it be right or left aligned?
     *
     * @param iconAlign iconAlign Default value is null
     * @throws IllegalStateException this property cannot be changed after the component has been created
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public void setIconAlign(String iconAlign)  throws IllegalStateException {
        setAttribute("iconAlign", iconAlign, false);
    }

    /**
     * If this button is showing an icon should it be right or left aligned?
     *
     *
     * @return String
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public String getIconAlign()  {
        return getAttributeAsString("iconAlign");
    }

    /**
     * Height in pixels of the icon image. <P> If unset, defaults to <code>iconSize</code>
     *
     * @param iconHeight iconHeight Default value is null
     * @throws IllegalStateException this property cannot be changed after the component has been created
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public void setIconHeight(Integer iconHeight)  throws IllegalStateException {
        setAttribute("iconHeight", iconHeight, false);
    }

    /**
     * Height in pixels of the icon image. <P> If unset, defaults to <code>iconSize</code>
     *
     *
     * @return Integer
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public Integer getIconHeight()  {
        return getAttributeAsInt("iconHeight");
    }

    /**
     * If this button is showing an icon should it appear to the left or right of the title? valid options are
     * <code>"left"</code> and <code>"right"</code>.
     * Changes the orientation of the icon relative to the text of the button.
     *
     * @param iconOrientation The new orientation of the icon relative to the text of the button.. Default value is "left"
     * @throws IllegalStateException this property cannot be changed after the component has been created
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#form_details_icons" target="examples">Icons Example</a>
     */
    public void setIconOrientation(String iconOrientation)  throws IllegalStateException {
        setAttribute("iconOrientation", iconOrientation, false);
    }

    /**
     * If this button is showing an icon should it appear to the left or right of the title? valid options are
     * <code>"left"</code> and <code>"right"</code>.
     *
     *
     * @return String
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#form_details_icons" target="examples">Icons Example</a>
     */
    public String getIconOrientation()  {
        return getAttributeAsString("iconOrientation");
    }

    /**
     * Size in pixels of the icon image. <P> The <code>iconWidth</code> and <code>iconHeight</code> properties can be used to
     * configure width and height separately.
     *
     * @param iconSize iconSize Default value is 16
     * @throws IllegalStateException this property cannot be changed after the component has been created
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public void setIconSize(int iconSize)  throws IllegalStateException {
        setAttribute("iconSize", iconSize, false);
    }

    /**
     * Size in pixels of the icon image. <P> The <code>iconWidth</code> and <code>iconHeight</code> properties can be used to
     * configure width and height separately.
     *
     *
     * @return int
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public int getIconSize()  {
        return getAttributeAsInt("iconSize");
    }

    /**
     * Width in pixels of the icon image. <P> If unset, defaults to <code>iconSize</code>
     *
     * @param iconWidth iconWidth Default value is null
     * @throws IllegalStateException this property cannot be changed after the component has been created
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public void setIconWidth(Integer iconWidth)  throws IllegalStateException {
        setAttribute("iconWidth", iconWidth, false);
    }

    /**
     * Width in pixels of the icon image. <P> If unset, defaults to <code>iconSize</code>
     *
     *
     * @return Integer
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public Integer getIconWidth()  {
        return getAttributeAsInt("iconWidth");
    }

    /**
     * String identifier for this canvas's mutually exclusive selection group.
     * <p><b>Note : </b> This is an advanced setting</p>
     *
     * @param radioGroup radioGroup Default value is null
     * @see com.smartgwt.client.docs.State State overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_toggle" target="examples">Radio / Toggle Behavior Example</a>
     */
    public void setRadioGroup(String radioGroup) {
        setAttribute("radioGroup", radioGroup, true);
    }

    /**
     * String identifier for this canvas's mutually exclusive selection group.
     *
     *
     * @return String
     * @see com.smartgwt.client.docs.State State overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_toggle" target="examples">Radio / Toggle Behavior Example</a>
     */
    public String getRadioGroup()  {
        return getAttributeAsString("radioGroup");
    }

    /**
     * Whether this component is selected.  For some components, selection affects appearance.
     * Select this object.
     *
     * @param selected selected Default value is false
     * @see com.smartgwt.client.docs.State State overview and related methods
     */
    public void setSelected(Boolean selected) {
        setAttribute("selected", selected, true);
    }

    /**
     * Whether this component is selected.  For some components, selection affects appearance.
     *
     *
     * @return Boolean
     * @see com.smartgwt.client.docs.State State overview and related methods
     */
    public Boolean getSelected()  {
        return getAttributeAsBoolean("selected");
    }

    /**
     * Should we visibly change state when disabled?
     *
     * @param showDisabled showDisabled Default value is true
     * @see com.smartgwt.client.docs.State State overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_states" target="examples">States Example</a>
     */
    public void setShowDisabled(Boolean showDisabled) {
        setAttribute("showDisabled", showDisabled, true);
    }

    /**
     * Should we visibly change state when disabled?
     *
     *
     * @return Boolean
     * @see com.smartgwt.client.docs.State State overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_states" target="examples">States Example</a>
     */
    public Boolean getShowDisabled()  {
        return getAttributeAsBoolean("showDisabled");
    }

    /**
     * If using an icon for this button, whether to switch the icon image if the button becomes disabled.
     *
     * @param showDisabledIcon showDisabledIcon Default value is true
     * @throws IllegalStateException this property cannot be changed after the component has been created
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public void setShowDisabledIcon(Boolean showDisabledIcon)  throws IllegalStateException {
        setAttribute("showDisabledIcon", showDisabledIcon, false);
    }

    /**
     * If using an icon for this button, whether to switch the icon image if the button becomes disabled.
     *
     *
     * @return Boolean
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public Boolean getShowDisabledIcon()  {
        return getAttributeAsBoolean("showDisabledIcon");
    }

    /**
     * Should we visibly change state when the mouse goes down in this object?
     *
     * @param showDown showDown Default value is false
     * @see com.smartgwt.client.docs.State State overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_states" target="examples">States Example</a>
     */
    public void setShowDown(Boolean showDown) {
        setAttribute("showDown", showDown, true);
    }

    /**
     * Should we visibly change state when the mouse goes down in this object?
     *
     *
     * @return Boolean
     * @see com.smartgwt.client.docs.State State overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_states" target="examples">States Example</a>
     */
    public Boolean getShowDown()  {
        return getAttributeAsBoolean("showDown");
    }

    /**
     * If using an icon for this button, whether to switch the icon image when the mouse goes down on the button.
     *
     * @param showDownIcon showDownIcon Default value is false
     * @throws IllegalStateException this property cannot be changed after the component has been created
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#form_details_icons" target="examples">Icons Example</a>
     */
    public void setShowDownIcon(Boolean showDownIcon)  throws IllegalStateException {
        setAttribute("showDownIcon", showDownIcon, false);
    }

    /**
     * If using an icon for this button, whether to switch the icon image when the mouse goes down on the button.
     *
     *
     * @return Boolean
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#form_details_icons" target="examples">Icons Example</a>
     */
    public Boolean getShowDownIcon()  {
        return getAttributeAsBoolean("showDownIcon");
    }

    /**
     * Should we visibly change state when the canvas receives focus?  If {@link
     * com.smartgwt.client.widgets.StatefulCanvas#getShowFocusedAsOver showFocusedAsOver} is <code>true</code>, the
     * <b><code>"over"</code></b> will be used to indicate focus. Otherwise a separate <b><code>"focused"</code></b> state will
     * be used.
     *
     * @param showFocused showFocused Default value is false
     * @see com.smartgwt.client.docs.State State overview and related methods
     */
    public void setShowFocused(Boolean showFocused) {
        setAttribute("showFocused", showFocused, true);
    }

    /**
     * Should we visibly change state when the canvas receives focus?  If {@link
     * com.smartgwt.client.widgets.StatefulCanvas#getShowFocusedAsOver showFocusedAsOver} is <code>true</code>, the
     * <b><code>"over"</code></b> will be used to indicate focus. Otherwise a separate <b><code>"focused"</code></b> state will
     * be used.
     *
     *
     * @return Boolean
     * @see com.smartgwt.client.docs.State State overview and related methods
     */
    public Boolean getShowFocused()  {
        return getAttributeAsBoolean("showFocused");
    }

    /**
     * If using an icon for this button, whether to switch the icon image when the button receives focus. <P> If {@link
     * com.smartgwt.client.widgets.StatefulCanvas#getShowFocusedAsOver showFocusedAsOver} is true, the <code>"Over"</code> icon
     * will be displayed when the canvas has focus, otherwise a separate <code>"Focused"</code> icon will be displayed
     *
     * @param showFocusedIcon showFocusedIcon Default value is false
     * @throws IllegalStateException this property cannot be changed after the component has been created
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public void setShowFocusedIcon(Boolean showFocusedIcon)  throws IllegalStateException {
        setAttribute("showFocusedIcon", showFocusedIcon, false);
    }

    /**
     * If using an icon for this button, whether to switch the icon image when the button receives focus. <P> If {@link
     * com.smartgwt.client.widgets.StatefulCanvas#getShowFocusedAsOver showFocusedAsOver} is true, the <code>"Over"</code> icon
     * will be displayed when the canvas has focus, otherwise a separate <code>"Focused"</code> icon will be displayed
     *
     *
     * @return Boolean
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public Boolean getShowFocusedIcon()  {
        return getAttributeAsBoolean("showFocusedIcon");
    }

    /**
     * Should we visibly change state when the mouse goes over this object?
     *
     * @param showRollOver showRollOver Default value is false
     * @see com.smartgwt.client.docs.State State overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_states" target="examples">States Example</a>
     */
    public void setShowRollOver(Boolean showRollOver) {
        setAttribute("showRollOver", showRollOver, true);
    }

    /**
     * Should we visibly change state when the mouse goes over this object?
     *
     *
     * @return Boolean
     * @see com.smartgwt.client.docs.State State overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_states" target="examples">States Example</a>
     */
    public Boolean getShowRollOver()  {
        return getAttributeAsBoolean("showRollOver");
    }

    /**
     * If using an icon for this button, whether to switch the icon image on mouse rollover.
     *
     * @param showRollOverIcon showRollOverIcon Default value is false
     * @throws IllegalStateException this property cannot be changed after the component has been created
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public void setShowRollOverIcon(Boolean showRollOverIcon)  throws IllegalStateException {
        setAttribute("showRollOverIcon", showRollOverIcon, false);
    }

    /**
     * If using an icon for this button, whether to switch the icon image on mouse rollover.
     *
     *
     * @return Boolean
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public Boolean getShowRollOverIcon()  {
        return getAttributeAsBoolean("showRollOverIcon");
    }

    /**
     * If using an icon for this button, whether to switch the icon image when the button becomes selected.
     *
     * @param showSelectedIcon showSelectedIcon Default value is false
     * @throws IllegalStateException this property cannot be changed after the component has been created
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public void setShowSelectedIcon(Boolean showSelectedIcon)  throws IllegalStateException {
        setAttribute("showSelectedIcon", showSelectedIcon, false);
    }

    /**
     * If using an icon for this button, whether to switch the icon image when the button becomes selected.
     *
     *
     * @return Boolean
     * @see com.smartgwt.client.docs.ButtonIcon ButtonIcon overview and related methods
     */
    public Boolean getShowSelectedIcon()  {
        return getAttributeAsBoolean("showSelectedIcon");
    }

    /**
     * Current "state" of this widget. StatefulCanvases will have a different appearance based on their current state. By
     * default this is handled by changing the css className applied to the StatefulCanvas - see {@link
     * com.smartgwt.client.widgets.StatefulCanvas#getBaseStyle baseStyle} for a description of how this is done.<P> For {@link
     * com.smartgwt.client.widgets.Img} or {@link com.smartgwt.client.widgets.StretchImg} based subclasses of StatefulCanvas,
     * the  appearance may also be updated by changing the src of the rendered image. See {@link
     * com.smartgwt.client.widgets.Img#getSrc src} and {@link com.smartgwt.client.widgets.StretchImgButton#getSrc src} for a
     * description of how the URL  is modified to reflect the state of the widget in this case.
     * Set the 'state' of this object, this changes it's appearance.
     * <p><b>Note : </b> This is an advanced setting</p>
     *
     * @param state new state. Default value is ""
     * @see com.smartgwt.client.types.State
     * @see com.smartgwt.client.docs.State State overview and related methods
     */
    public void setState(State state) {
        setAttribute("state", state.getValue(), true);
    }

    /**
     * Current "state" of this widget. StatefulCanvases will have a different appearance based on their current state. By
     * default this is handled by changing the css className applied to the StatefulCanvas - see {@link
     * com.smartgwt.client.widgets.StatefulCanvas#getBaseStyle baseStyle} for a description of how this is done.<P> For {@link
     * com.smartgwt.client.widgets.Img} or {@link com.smartgwt.client.widgets.StretchImg} based subclasses of StatefulCanvas,
     * the  appearance may also be updated by changing the src of the rendered image. See {@link
     * com.smartgwt.client.widgets.Img#getSrc src} and {@link com.smartgwt.client.widgets.StretchImgButton#getSrc src} for a
     * description of how the URL  is modified to reflect the state of the widget in this case.
     *
     *
     * @return Return the state of this StatefulCanvas
     * @see com.smartgwt.client.types.State
     * @see com.smartgwt.client.docs.State State overview and related methods
     */
    public State getState()  {
        return EnumUtil.getEnum(State.values(), getAttribute("state"));
    }

    /**
     * The text title to display in this button.
     * Set the title.
     *
     * @param title new title. Default value is varies
     * @see com.smartgwt.client.docs.Basics Basics overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_states" target="examples">States Example</a>
     */
    public void setTitle(String title) {
        setAttribute("title", title, true);
    }

    /**
     * The text title to display in this button.
     *
     *
     * @return Return the title - text/HTML drawn inside the component. <p> Default is to simply return this.title.
     * @see com.smartgwt.client.docs.Basics Basics overview and related methods
     * @see <a href="http://www.smartclient.com/smartgwt/showcase/#buttons_category_states" target="examples">States Example</a>
     */
    public String getTitle()  {
        return getAttributeAsString("title");
    }

    /**
     * Vertical alignment of this component's title.
     * Sets the vertical alignment of this buttons content.
     *
     * @param valign valign Default value is Canvas.CENTER
     * @see com.smartgwt.client.docs.Appearance Appearance overview and related methods
     */
    public void setValign(VerticalAlignment valign) {
        setAttribute("valign", valign.getValue(), true);
    }

    /**
     * Vertical alignment of this component's title.
     *
     *
     * @return VerticalAlignment
     * @see com.smartgwt.client.docs.Appearance Appearance overview and related methods
     */
    public VerticalAlignment getValign()  {
        return EnumUtil.getEnum(VerticalAlignment.values(), getAttribute("valign"));
    }

    /**
     * A boolean indicating whether the button's title should word-wrap, if necessary.
     * Set whether the title of this button should be allowed to wrap if too long for the button's specified width.
     *
     * @param wrap whether to wrap the title. Default value is false
     * @see com.smartgwt.client.docs.Basics Basics overview and related methods
     */
    public void setWrap(Boolean wrap) {
        setAttribute("wrap", wrap, true);
    }

    /**
     * A boolean indicating whether the button's title should word-wrap, if necessary.
     *
     *
     * @return Boolean
     * @see com.smartgwt.client.docs.Basics Basics overview and related methods
     */
    public Boolean getWrap()  {
        return getAttributeAsBoolean("wrap");
    }

    // ********************* Methods ***********************
            
    /**
     * This property contains the default 'action' for the Button to fire when activated.
     */
    public native void action() /*-{
        var self = this.@com.smartgwt.client.widgets.BaseWidget::getOrCreateJsObj()();
        self.action();
    }-*/;
            
    /**
     * Add this widget to the specified mutually exclusive selection group with the ID passed in. Selecting this widget will
     * then deselect any other StatefulCanvases with the same radioGroup ID. StatefulCanvases can belong to only one
     * radioGroup, so this method will remove from  any other radiogroup of which this button is already a member.
     * @param groupID - ID of the radiogroup to which this widget should be added
     */
    public native void addToRadioGroup(String groupID) /*-{
        var self = this.@com.smartgwt.client.widgets.BaseWidget::getOrCreateJsObj()();
        self.addToRadioGroup(groupID);
    }-*/;
            
    /**
     * Select this object.
     */
    public native void deselect() /*-{
        var self = this.@com.smartgwt.client.widgets.BaseWidget::getOrCreateJsObj()();
        self.deselect();
    }-*/;
    /**
     * Add a iconClick handler.
     * <p>
     * If this button is showing an {@link com.smartgwt.client.widgets.Button#getIcon icon}, a separate click handler for the
     * icon may be defined as <code>this.iconClick</code>. Returning false will suppress the standard button click handling
     * code.
     *
     * @param handler the iconClick handler
     * @return {@link HandlerRegistration} used to remove this handler
     */
    public HandlerRegistration addIconClickHandler(com.smartgwt.client.widgets.events.IconClickHandler handler) {
        if(getHandlerCount(com.smartgwt.client.widgets.events.IconClickEvent.getType()) == 0) setupIconClickEvent();
        return doAddHandler(handler, com.smartgwt.client.widgets.events.IconClickEvent.getType());
    }

    private native void setupIconClickEvent() /*-{
        var obj = null;
        var selfJ = this;
        if(this.@com.smartgwt.client.widgets.BaseWidget::isCreated()()) {
            obj = this.@com.smartgwt.client.widgets.BaseWidget::getJsObj()();
            obj.addProperties({iconClick:$debox($entry(function(){
                        var param = {};
                        var event = @com.smartgwt.client.widgets.events.IconClickEvent::new(Lcom/google/gwt/core/client/JavaScriptObject;)(param);
                        selfJ.@com.smartgwt.client.widgets.BaseWidget::fireEvent(Lcom/google/gwt/event/shared/GwtEvent;)(event);
                        var ret = event.@com.smartgwt.client.event.Cancellable::isCancelled()();
                        return !ret;
                    }))
             });
        } else {
            obj = this.@com.smartgwt.client.widgets.BaseWidget::getConfig()();
            obj.iconClick = $debox($entry(function(){
                   var param = {};
                   var event = @com.smartgwt.client.widgets.events.IconClickEvent::new(Lcom/google/gwt/core/client/JavaScriptObject;)(param);
                   selfJ.@com.smartgwt.client.widgets.BaseWidget::fireEvent(Lcom/google/gwt/event/shared/GwtEvent;)(event);
                   var ret = event.@com.smartgwt.client.event.Cancellable::isCancelled()();
                   return !ret;
               }));
        }
   }-*/;
            
    /**
     * Find out if this object is selected
     *
     * @return 
     * @see com.smartgwt.client.docs.State State overview and related methods
     */
    public native Boolean isSelected() /*-{
        var self = this.@com.smartgwt.client.widgets.BaseWidget::getOrCreateJsObj()();
        var retVal =self.isSelected();
        if(retVal == null || retVal === undefined) {
            return null;
        } else {
            return @com.smartgwt.client.util.JSOHelper::toBoolean(Z)(retVal);
        }
    }-*/;
            
    /**
     * Remove this widget from the specified mutually exclusive selection group with the ID passed in. No-op's if this widget
     * is not a member of the groupID passed in. If no groupID is passed in, defaults to removing from whatever radioGroup this
     * widget is a member of.
     */
    public native void removeFromRadioGroup() /*-{
        var self = this.@com.smartgwt.client.widgets.BaseWidget::getOrCreateJsObj()();
        self.removeFromRadioGroup();
    }-*/;

    /**
     * Remove this widget from the specified mutually exclusive selection group with the ID passed in. No-op's if this widget
     * is not a member of the groupID passed in. If no groupID is passed in, defaults to removing from whatever radioGroup this
     * widget is a member of.
     * @param groupID - optional radio group ID (to ensure the widget is removed                                        from the appropriate
     * group.
     * @see com.smartgwt.client.docs.State State overview and related methods
     */
    public native void removeFromRadioGroup(String groupID) /*-{
        var self = this.@com.smartgwt.client.widgets.BaseWidget::getOrCreateJsObj()();
        self.removeFromRadioGroup(groupID);
    }-*/;
            
    /**
     * Select this object.
     */
    public native void select() /*-{
        var self = this.@com.smartgwt.client.widgets.BaseWidget::getOrCreateJsObj()();
        self.select();
    }-*/;
            
    /**
     * Enable or disable this object
     * @param disabled true if this widget is to be disabled
     */
    public native void setDisabled(boolean disabled) /*-{
        var self = this.@com.smartgwt.client.widgets.BaseWidget::getOrCreateJsObj()();
        self.setDisabled(disabled);
    }-*/;
            
    /**
     * Sets the vertical alignment of this buttons content.
     */
    public native void setVAlign() /*-{
        var self = this.@com.smartgwt.client.widgets.BaseWidget::getOrCreateJsObj()();
        self.setVAlign();
    }-*/;

    // ********************* Static Methods ***********************
    /**
     * Class level method to set the default properties of this class. If set, then all subsequent instances of this
     * class will automatically have the default properties that were set when this method was called. This is a powerful
     * feature that eliminates the need for users to create a separate hierarchy of subclasses that only alter the default
     * properties of this class. Can also be used for skinning / styling purposes. 
     *
     * @param buttonProperties properties that should be used as new defaults when instances of this class are created
     */
    public static native void setDefaultProperties(Button buttonProperties) /*-{
        $wnd.isc.Button.addProperties(buttonProperties.@com.smartgwt.client.widgets.BaseWidget::getConfig()());
    }-*/;
        
    // ***********************************************************        

}




