package com.itmill.toolkit.terminal.gwt.client.ui;
+import com.google.gwt.user.client.DOM;
+import com.google.gwt.user.client.Element;
+import com.google.gwt.user.client.Event;
import com.google.gwt.user.client.ui.ClickListener;
+import com.google.gwt.user.client.ui.PopupPanel;
import com.google.gwt.user.client.ui.Widget;
import com.google.gwt.user.client.ui.Button;
import com.itmill.toolkit.terminal.gwt.client.ApplicationConnection;
+import com.itmill.toolkit.terminal.gwt.client.ErrorMessage;
import com.itmill.toolkit.terminal.gwt.client.Paintable;
import com.itmill.toolkit.terminal.gwt.client.UIDL;
ApplicationConnection client;
+ private Element errorIndicatorElement;
+
+ private ErrorMessage errorMessage;
+
+ private PopupPanel errorContainer;
+
+
public IButton() {
setStyleName(CLASSNAME);
addClickListener(new ClickListener() {
// Set text
setText(uidl.getStringAttribute("caption"));
+
+ if(uidl.hasAttribute("error")) {
+ UIDL errorUidl = uidl.getErrors();
+ if(errorIndicatorElement == null) {
+ errorIndicatorElement = DOM.createDiv();
+ DOM.setElementProperty(errorIndicatorElement, "className", "i-errorindicator");
+ DOM.sinkEvents(errorIndicatorElement, Event.MOUSEEVENTS);
+ }
+ DOM.insertChild(getElement(), errorIndicatorElement, 0);
+ if(errorMessage == null)
+ errorMessage = new ErrorMessage();
+ errorMessage.updateFromUIDL(errorUidl);
+
+ } else if( errorIndicatorElement != null) {
+ DOM.setStyleAttribute(errorIndicatorElement, "display", "none");
+ }
+
+ if(uidl.hasAttribute("description")) {
+ setTitle(uidl.getStringAttribute("description"));
+ }
+
+ }
+
+ public void onBrowserEvent(Event event) {
+ Element target= DOM.eventGetTarget(event);
+ if(errorIndicatorElement != null && DOM.compare(target, errorIndicatorElement)) {
+ switch (DOM.eventGetType(event)) {
+ case Event.ONMOUSEOVER:
+ showErrorMessage();
+ break;
+ case Event.ONMOUSEOUT:
+ hideErrorMessage();
+ break;
+ case Event.ONCLICK:
+ ApplicationConnection.getConsole().
+ log(DOM.getInnerHTML(errorMessage.getElement()));
+ return;
+ default:
+ break;
+ }
+ }
+ super.onBrowserEvent(event);
+ }
- // TODO Handle description and errormessages
+ private void hideErrorMessage() {
+ if(errorContainer != null) {
+ errorContainer.hide();
+ }
}
+ private void showErrorMessage() {
+ if(errorMessage != null) {
+ if(errorContainer == null) {
+ errorContainer = new PopupPanel();
+ errorContainer.setWidget(errorMessage);
+ }
+ errorContainer.setPopupPosition(
+ DOM.getAbsoluteLeft(errorIndicatorElement) +
+ 2*DOM.getElementPropertyInt(errorIndicatorElement, "offsetHeight"),
+ DOM.getAbsoluteTop(errorIndicatorElement) +
+ 2*DOM.getElementPropertyInt(errorIndicatorElement, "offsetHeight"));
+ errorContainer.show();
+ }
+ }
+
+
}