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/*
@VaadinApache2LicenseForJavaFiles@
*/
package com.vaadin.terminal.gwt.client.ui;
import com.google.gwt.core.client.GWT;
import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.ui.Widget;
import com.vaadin.terminal.gwt.client.ApplicationConnection;
import com.vaadin.terminal.gwt.client.ComponentState;
import com.vaadin.terminal.gwt.client.EventHelper;
import com.vaadin.terminal.gwt.client.UIDL;
import com.vaadin.terminal.gwt.client.ui.ButtonConnector.ButtonServerRpc;
public class NativeButtonConnector extends AbstractComponentConnector {
@Override
public void init() {
super.init();
ButtonServerRpc rpcProxy = GWT.create(ButtonServerRpc.class);
getWidget().buttonRpcProxy = initRPC(rpcProxy);
}
@Override
protected boolean delegateCaptionHandling() {
return false;
}
@Override
public void updateFromUIDL(UIDL uidl, ApplicationConnection client) {
// Ensure correct implementation,
// but don't let container manage caption etc.
super.updateFromUIDL(uidl, client);
if (!isRealUpdate(uidl)) {
return;
}
getWidget().disableOnClick = getState().isDisableOnClick();
getWidget().focusHandlerRegistration = EventHelper.updateFocusHandler(
this, client, getWidget().focusHandlerRegistration);
getWidget().blurHandlerRegistration = EventHelper.updateBlurHandler(
this, client, getWidget().blurHandlerRegistration);
// Save details
getWidget().client = client;
getWidget().paintableId = uidl.getId();
// Set text
getWidget().setText(getState().getCaption());
// handle error
if (uidl.hasAttribute(ATTRIBUTE_ERROR)) {
if (getWidget().errorIndicatorElement == null) {
getWidget().errorIndicatorElement = DOM.createSpan();
getWidget().errorIndicatorElement
.setClassName("v-errorindicator");
}
getWidget().getElement().insertBefore(
getWidget().errorIndicatorElement,
getWidget().captionElement);
} else if (getWidget().errorIndicatorElement != null) {
getWidget().getElement().removeChild(
getWidget().errorIndicatorElement);
getWidget().errorIndicatorElement = null;
}
if (getState().getIcon() != null) {
if (getWidget().icon == null) {
getWidget().icon = new Icon(client);
getWidget().getElement().insertBefore(
getWidget().icon.getElement(),
getWidget().captionElement);
}
getWidget().icon.setUri(getState().getIcon().getURL());
} else {
if (getWidget().icon != null) {
getWidget().getElement().removeChild(
getWidget().icon.getElement());
getWidget().icon = null;
}
}
}
@Override
protected Widget createWidget() {
return GWT.create(VNativeButton.class);
}
@Override
public VNativeButton getWidget() {
return (VNativeButton) super.getWidget();
}
@Override
public ButtonState getState() {
return (ButtonState) super.getState();
}
@Override
protected ComponentState createState() {
return GWT.create(ButtonState.class);
}
}
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