private void showNewCommentButton() { newCommentLayout.clear(); HorizontalPanel hp = new HorizontalPanel(); Button createNewComment = new Button(constants.AddADiscussionComment()); createNewComment.setEnabled(!this.readOnly); hp.add(createNewComment); if (UserCapabilities.INSTANCE.hasCapability(Capability.SHOW_ADMIN)) { Button adminClearAll = new Button(constants.EraseAllComments()); adminClearAll.setEnabled(!readOnly); hp.add(adminClearAll); adminClearAll.addClickHandler( new ClickHandler() { public void onClick(ClickEvent sender) { if (Window.confirm(constants.EraseAllCommentsWarning())) { assetService.clearAllDiscussionsForAsset( artifact.getUuid(), new GenericCallback<java.lang.Void>() { public void onSuccess(Void v) { updateCommentList(new ArrayList<DiscussionRecord>()); } }); } } }); } final String feedURL = GWT.getModuleBaseURL() + "feed/discussion?package=" + ((Asset) artifact).getMetaData().getModuleName() + "&assetName=" + URL.encode(artifact.getName()) + "&viewUrl=" + Util.getSelfURL(); Image image = new Image(images.feed()); image.addClickHandler( new ClickHandler() { public void onClick(ClickEvent arg0) { Window.open(feedURL, "_blank", null); } }); hp.add(image); newCommentLayout.add(hp); newCommentLayout.setCellHorizontalAlignment(hp, HasHorizontalAlignment.ALIGN_RIGHT); createNewComment.addClickHandler( new ClickHandler() { public void onClick(ClickEvent sender) { showAddNewComment(); } }); }