/*
* Ext GWT 2.2.4 - Ext for GWT
* Copyright(c) 2007-2010, Ext JS, LLC.
* licensing@extjs.com
*
* http://extjs.com/license
*/
package com.extjs.gxt.ui.client.widget;
import com.extjs.gxt.ui.client.GXT;
import com.extjs.gxt.ui.client.core.El;
import com.extjs.gxt.ui.client.util.TextMetrics;
import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.Element;
/**
* Status component typically used within a <code>ToolBar</code>.
*/
public class Status extends BoxComponent {
private String text;
private String iconStyle;
private boolean box;
private El textEl;
public Status() {
baseStyle = "x-status";
}
/**
* Clears the current status by removing the current icon and change the text.
*
* @param text the new text value
*/
public void clearStatus(String text) {
setIconStyle(null);
setText(text);
}
/**
* Returns the icon style.
*
* @return the icon style
*/
public String getIconStyle() {
return iconStyle;
}
/**
* Returns the text.
*
* @return the text
*/
public String getText() {
return text;
}
/**
* Returns true if the box effect is enabled.
*
* @return the box state
*/
public boolean isBox() {
return box;
}
/**
* True to enable a 3D insert border (defaults to false).
*
* @param box true for the box effect
*/
public void setBox(boolean box) {
this.box = box;
if (rendered) {
if (box) {
addStyleName("x-status-text-panel");
} else {
removeStyleName("x-status-text-panel");
}
}
}
/**
* Enables a busy icon and displays the given text.
*
* @param text the text to display
*/
public void setBusy(String text) {
setIconStyle("x-status-busy");
setText(text);
}
/**
* Sets the icon style.
*
* @param iconStyle the CSS style name
*/
public void setIconStyle(String iconStyle) {
if (this.iconStyle != iconStyle) {
if (rendered) {
if (this.iconStyle != null) {
textEl.removeStyleName("x-status-icon");
textEl.removeStyleName(this.iconStyle);
}
if (iconStyle != null) {
textEl.addStyleName("x-status-icon");
textEl.addStyleName(iconStyle);
}
autoWidth();
}
this.iconStyle = iconStyle;
}
}
/**
* Sets both the text and icon style.
*
* @param text the text to display
* @param iconStyle the icon style
*/
public void setStatus(String text, String iconStyle) {
setText(text);
setIconStyle(iconStyle);
}
/**
* Sets the text.
*
* @param text the text
*/
public void setText(String text) {
if (this.text != text) {
this.text = text;
if (rendered) {
textEl.update((text == null || text.length() == 0) ? " " : text);
autoWidth();
}
}
}
protected void autoWidth() {
if (rendered && isAutoWidth()) {
setWidth("auto");
if (GXT.isIE) {
if (textEl != null) {
textEl.clip();
TextMetrics.get().bind(textEl.dom);
int adj = iconStyle != null ? 25 : 0;
int w = TextMetrics.get().getWidth(text) + adj + 5;
textEl.setWidth(w, true);
}
}
}
}
protected void onRender(Element target, int index) {
setElement(DOM.createDiv(), target, index);
textEl = new El(DOM.createSpan());
textEl.addStyleName("x-status-text");
getElement().appendChild(textEl.dom);
super.onRender(target, index);
disableTextSelection(true);
setBox(box);
String text = this.text;
String iconStyle = this.iconStyle;
this.text = null;
this.iconStyle = null;
setStatus(text, iconStyle);
}
}