button

gistfile1.txt

		/* SEND BUTTON */
		AjaxSubmitLink sendButton = new AjaxSubmitLink("sendButton", form) {

			private static final long serialVersionUID = 1L;

			@Override
			public void onSubmit(AjaxRequestTarget target, Form form) {

                target.appendJavascript("newInvitationPage.clearFeedbackIndicators();");

				setObservee(observation);

				if (validateObservation(false, target)) { // false == clicked send
					// Page is valid, save first:
					saveObservation();
					// The user will leave the page by clicking a confirm button
                    String confirmMessage = generateConfirmationMessage();
                    target.appendJavascript("confirmationDialog.showDialog('"
                            + confirmMessage + "');");
				} else {
					onError(target, form);
				}
			}

			@Override
			protected void onError(AjaxRequestTarget target, Form form) {
				super.onError(target, form);
				target.addComponent(feedbackPanel);
				target.appendJavascript("initModalFeedback(); " +
						"newInvitationPage.setExitConfirm(true);");
                target.appendJavascript(createOnErrorFeedbackIndicatorJavascript());
			}
		};

        add(sendButton.setVisible(newInvitationService.isSendButtonVisible(observation, observerRequest)));

        // Hide the send button for live observation since the teacher doesn't have to add/share anything
        if (observation.isLive()) {
            sendButton.setVisible(false);
        }

        String sendButtonText = newInvitationService.isAcknowledgeButtonNeeded(observation, observerRequest)
                ? "Acknowledge" : "Send";
        Label sendButtonLabel = new Label("sendButtonLabel", sendButtonText);
        sendButton.add(sendButtonLabel);