Java tutorial
/** * openkm, Open Document Management System (http://www.openkm.com) * Copyright (c) 2006-2013 Paco Avila & Josep Llort * * No bytes were intentionally harmed during the development of this application. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ package com.ikon.frontend.client.widget.upload; import java.util.Collection; import com.google.gwt.event.dom.client.ChangeEvent; import com.google.gwt.event.dom.client.ChangeHandler; import com.google.gwt.event.dom.client.ClickEvent; import com.google.gwt.event.dom.client.ClickHandler; import com.google.gwt.user.client.ui.Button; import com.google.gwt.user.client.ui.DialogBox; import com.google.gwt.user.client.ui.FileUpload; import com.google.gwt.user.client.ui.HTML; import com.google.gwt.user.client.ui.HorizontalPanel; import com.google.gwt.user.client.ui.VerticalPanel; import com.ikon.frontend.client.Main; import com.ikon.frontend.client.OKMException; import com.ikon.frontend.client.bean.FileToUpload; import com.ikon.frontend.client.bean.GWTDocument; import com.ikon.frontend.client.constants.service.ErrorCode; import com.ikon.frontend.client.constants.ui.UIFileUploadConstants; /** * File Upload * * @author jllort * */ public class FileUploadPopup extends DialogBox { private Button closeButton; private Button addButton; private Button sendButton; private VerticalPanel vPanel; private HorizontalPanel vButtonPanel; private FancyFileUpload ffUpload; private int popupWidth = 415; private int popupHeight = 125; private boolean enableAddButton = false; /** * File upload */ public FileUploadPopup() { super(false, false); // Modal = true indicates popup is centered ffUpload = new FancyFileUpload(); vPanel = new VerticalPanel(); vButtonPanel = new HorizontalPanel(); closeButton = new Button(Main.i18n("fileupload.button.close"), new ClickHandler() { @Override public void onClick(ClickEvent event) { executeClose(); } }); addButton = new Button(Main.i18n("fileupload.button.add.other.file"), new ClickHandler() { @Override public void onClick(ClickEvent event) { addButton.setVisible(false); // Add new file button must be unvisible after clicking sendButton.setVisible(true); FileToUpload fileToUpload = new FileToUpload(); fileToUpload.setFileUpload(new FileUpload()); fileToUpload.setPath((String) Main.get().activeFolderTree.getActualPath()); fileToUpload.setAction(UIFileUploadConstants.ACTION_INSERT); addPendingFileToUpload(fileToUpload); } }); addButton.setVisible(false); sendButton = new Button(); sendButton.setText(Main.i18n("fileupload.button.send")); // Set up a click listener on the proceed check box sendButton.addClickHandler(new ClickHandler() { @Override public void onClick(ClickEvent event) { executeSend(); } }); vPanel.setWidth("415px"); vPanel.setHeight("100px"); vPanel.add(new HTML("<br/>")); vPanel.add(ffUpload); ffUpload.addChangeHandler(new ChangeHandler() { @Override public void onChange(ChangeEvent event) { if (ffUpload.getUploadState() == FancyFileUpload.PENDING_STATE || ffUpload.getUploadState() == FancyFileUpload.UPLOADING_STATE) { // if (ffUpload.isPendingFileToUpload()) { // addButton.setVisible(false); // sendButton.setVisible(true); // } } else if (ffUpload.getUploadState() == FancyFileUpload.EMPTY_STATE || ffUpload.getUploadState() == FancyFileUpload.FAILED_STATE || ffUpload.getUploadState() == FancyFileUpload.UPLOADED_STATE) { if (ffUpload.getUploadState() != FancyFileUpload.EMPTY_STATE && enableAddButton) { // if (ffUpload.getUploadState() == FancyFileUpload.UPLOADED_STATE) { // //boolean visible = !ffUpload.isWizard(); // //closeButton.setVisible(visible); // //sendButton.setVisible(false); // //addButton.setVisible(visible); // } else { // addButton.setVisible(true); // sendButton.setVisible(false); // } } else { // on failed or empty state if (ffUpload.getAction() == UIFileUploadConstants.ACTION_UPDATE && (ffUpload.getUploadState() != FancyFileUpload.EMPTY_STATE && ffUpload.getUploadState() != FancyFileUpload.FAILED_STATE)) { sendButton.setVisible(false); // checkin case } } } } }); vButtonPanel.add(closeButton); vButtonPanel.add(new HTML(" ")); vButtonPanel.add(addButton); vButtonPanel.add(new HTML(" ")); vButtonPanel.add(sendButton); vPanel.add(vButtonPanel); vPanel.add(new HTML("<br/>")); vPanel.setCellHorizontalAlignment(ffUpload, VerticalPanel.ALIGN_CENTER); vPanel.setCellHorizontalAlignment(vButtonPanel, VerticalPanel.ALIGN_CENTER); closeButton.setStyleName("okm-NoButton"); addButton.setStyleName("okm-AddButton"); sendButton.setStyleName("okm-AddButton"); setWidget(vPanel); } /** * executeClose */ protected void executeClose() { setPopupPosition(-450, 0); setModal(false); addButton.setVisible(false); sendButton.setVisible(false); ffUpload.close(); } /** * executeSend */ protected void executeSend() { if (Main.get().mainPanel.bottomPanel.userInfo.isQuotaExceed()) { Main.get().showError("UserQuotaExceed", new OKMException("OKM-" + ErrorCode.ORIGIN_OKMBrowser + ErrorCode.CAUSE_QuotaExceed, "")); } else { ffUpload.users.setText(ffUpload.notifyPanel.getUsersToNotify()); ffUpload.roles.setText(ffUpload.notifyPanel.getRolesToNotify()); if (ffUpload.notifyToUser.getValue() && ffUpload.users.getText().equals("") && ffUpload.roles.getText().equals("")) { ffUpload.errorNotify.setVisible(true); } else if (ffUpload.getFilename() != null && !ffUpload.getFilename().equals("")) { addButton.setVisible(true); sendButton.setVisible(false); ffUpload.pendingUpload(); resetOnlyShowUploading(); } } } /** * Language refresh */ public void langRefresh() { closeButton.setHTML(Main.i18n("button.close")); addButton.setHTML(Main.i18n("fileupload.button.add.other.file")); sendButton.setText(Main.i18n("fileupload.button.send")); if (ffUpload.getAction() == UIFileUploadConstants.ACTION_INSERT) { setText(Main.i18n("fileupload.label.insert")); } else { setText(Main.i18n("fileupload.label.update")); } ffUpload.langRefresh(); } /** * Show file upload popup */ protected void showPopup(boolean enableAddButton, boolean enableImport, boolean enableNotifyButton) { this.enableAddButton = enableAddButton; setWidth("" + popupWidth); setHeight("" + popupHeight); ffUpload.init(); // Inits to correct center position center(); // Allways must initilize htmlForm for tree path initialization langRefresh(); if (!ffUpload.isActualFileUploading() && !ffUpload.isPendingOnFileUploadQueue()) { ffUpload.reset(enableImport, enableNotifyButton); } setModal(true); } /** * Hide file upload */ public void hide() { if (ffUpload.getAction() == UIFileUploadConstants.ACTION_UPDATE) { if (Main.get().mainPanel.desktop.browser.fileBrowser.table.isDocumentSelected()) { GWTDocument doc = Main.get().mainPanel.desktop.browser.fileBrowser.table.getDocument(); Main.get().mainPanel.desktop.browser.tabMultiple.tabDocument.setProperties(doc); } } super.hide(); } /** * resetOnlyShowUploading */ public void resetOnlyShowUploading() { ffUpload.resetOnlyShowUploading(); } /** * resetAfterWizardFinished */ public void resetAfterWizardFinished() { ffUpload.refresh(); closeButton.setVisible(true); addButton.setVisible(true); super.show(); } /** * disableErrorNotify */ public void disableErrorNotify() { ffUpload.disableErrorNotify(); } /** * enableAdvancedFilter */ public void enableAdvancedFilter() { ffUpload.enableAdvancedFilter(); } /** * @param filesToUpload */ public void enqueueFileToUpload(Collection<FileToUpload> filesToUpload) { ffUpload.enqueueFileToUpload(filesToUpload); } /** * addPendingFileToUpload * * @param pendingFileToUpload */ public void addPendingFileToUpload(FileToUpload pendingFileToUpload) { setModal(true); addButton.setVisible(false); sendButton.setVisible(true); ffUpload.addPendingFileToUpload(pendingFileToUpload); } /** * setUploadNotifyUsers * @param visible */ public void setUploadNotifyUsers(boolean visible) { ffUpload.setUploadNotifyUsers(visible); } /** * initJavaScriptApi */ public void initJavaScriptApi() { ffUpload.initJavaScriptApi(ffUpload); } }