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- /*
- * Copyright 2000-2016 Vaadin Ltd.
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not
- * use this file except in compliance with the License. You may obtain a copy of
- * the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- * License for the specific language governing permissions and limitations under
- * the License.
- */
-
- package com.vaadin.v7.client.ui.upload;
-
- import com.google.gwt.event.dom.client.ChangeEvent;
- import com.google.gwt.event.dom.client.ChangeHandler;
- import com.vaadin.client.ApplicationConnection;
- import com.vaadin.client.Paintable;
- import com.vaadin.client.UIDL;
- import com.vaadin.client.communication.StateChangeEvent;
- import com.vaadin.shared.EventId;
- import com.vaadin.shared.ui.Connect;
- import com.vaadin.v7.client.ui.AbstractLegacyComponentConnector;
- import com.vaadin.v7.client.ui.VUpload;
- import com.vaadin.v7.shared.ui.upload.UploadClientRpc;
- import com.vaadin.v7.shared.ui.upload.UploadServerRpc;
- import com.vaadin.v7.shared.ui.upload.UploadState;
-
- @Connect(com.vaadin.v7.ui.Upload.class)
- public class UploadConnector extends AbstractLegacyComponentConnector
- implements Paintable {
-
- public UploadConnector() {
- registerRpc(UploadClientRpc.class, new UploadClientRpc() {
- @Override
- public void submitUpload() {
- getWidget().submit();
- }
- });
- }
-
- @Override
- protected void init() {
- super.init();
-
- getWidget().fu.addChangeHandler(new ChangeHandler() {
- @Override
- public void onChange(ChangeEvent event) {
- if (hasEventListener(EventId.CHANGE)) {
- getRpcProxy(UploadServerRpc.class)
- .change(getWidget().fu.getFilename());
- }
- }
- });
- }
-
- @Override
- public void updateFromUIDL(UIDL uidl, ApplicationConnection client) {
- if (!isRealUpdate(uidl)) {
- return;
- }
- if (uidl.hasAttribute("notStarted")) {
- getWidget().t.schedule(400);
- return;
- }
- getWidget().setImmediate(getState().immediate);
- getWidget().client = client;
- getWidget().paintableId = uidl.getId();
- getWidget().nextUploadId = uidl.getIntAttribute("nextid");
- final String action = client
- .translateVaadinUri(uidl.getStringVariable("action"));
- getWidget().element.setAction(action);
- if (uidl.hasAttribute("buttoncaption")) {
- getWidget().submitButton
- .setText(uidl.getStringAttribute("buttoncaption"));
- getWidget().submitButton.setVisible(true);
- } else {
- getWidget().submitButton.setVisible(false);
- }
- getWidget().fu.setName(getWidget().paintableId + "_file");
-
- if (!isEnabled() || isReadOnly()) {
- getWidget().disableUpload();
- } else if (!uidl.getBooleanAttribute("state")) {
- // Enable the button only if an upload is not in progress
- getWidget().enableUpload();
- getWidget().ensureTargetFrame();
- }
- }
-
- @Override
- public void onStateChanged(StateChangeEvent stateChangeEvent) {
- super.onStateChanged(stateChangeEvent);
-
- getWidget().disableTitle(hasTooltip());
- }
-
- @Override
- public VUpload getWidget() {
- return (VUpload) super.getWidget();
- }
-
- @Override
- public UploadState getState() {
- return (UploadState) super.getState();
- }
-
- }
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