/****************************************************************************** * Copyright (C) 2008 Low Heng Sin All Rights Reserved. * * This program is free software; you can redistribute it and/or modify it * * under the terms version 2 of the GNU General Public License as published * * by the Free Software Foundation. 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., * * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. * * For the text or an alternative of this public license, you may reach us * * Posterita Ltd., 3, Draper Avenue, Quatre Bornes, Mauritius * * or via info@posterita.org or http://www.posterita.org/ * *****************************************************************************/ package org.adempiere.webui.window; import java.sql.Blob; import java.sql.Clob; import java.sql.SQLException; import java.util.logging.Level; import org.adempiere.webui.AdempiereWebUI; import org.adempiere.webui.component.Button; import org.adempiere.webui.component.Panel; import org.adempiere.webui.component.Window; import org.adempiere.webui.component.ZkCssHelper; import org.adempiere.webui.session.SessionManager; import org.adempiere.webui.theme.ThemeManager; import org.adempiere.webui.util.ZKUpdateUtil; import org.compiere.model.MSysConfig; import org.compiere.util.CLogger; import org.compiere.util.Env; import org.compiere.util.Msg; import org.zkoss.util.media.AMedia; import org.zkoss.util.media.Media; import org.zkoss.zk.ui.event.Event; import org.zkoss.zk.ui.event.EventListener; import org.zkoss.zk.ui.event.Events; import org.zkoss.zk.ui.event.UploadEvent; import org.zkoss.zul.Borderlayout; import org.zkoss.zul.Center; import org.zkoss.zul.North; import org.zkoss.zul.South; import org.zkoss.zul.Filedownload; import org.zkoss.zul.Hbox; import org.zkoss.zul.Iframe; /** * Dialog to view, upload new, remove or download media * @author Low Heng Sin * */ public class WMediaDialog extends Window implements EventListener { /** * generated serial id */ private static final long serialVersionUID = -329919930778203892L; private static final CLogger log = CLogger.getCLogger(WMediaDialog.class); /** data */ private Object m_data; /** Change */ private boolean m_change = false; private Iframe preview = new Iframe(); private Button bDelete = new Button(); private Button bSave = new Button(); private Button bLoad = new Button(); private Button bCancel = new Button(); private Button bOk = new Button(); private Panel previewPanel = new Panel(); private Borderlayout mainPanel = new Borderlayout(); private Hbox toolBar = new Hbox(); private Hbox confirmPanel = new Hbox(); private boolean m_cancel; /* SysConfig USE_ESC_FOR_TAB_CLOSING */ private boolean isUseEscForTabClosing = MSysConfig.getBooleanValue(MSysConfig.USE_ESC_FOR_TAB_CLOSING, false, Env.getAD_Client_ID(Env.getCtx())); /** * Constructor. * @param title * @param data */ public WMediaDialog(String title, Object data) { super(); this.setTitle(title); try { staticInit(); m_data = data; displayData(); } catch (Exception ex) { log.log(Level.SEVERE, "", ex); } } // WMediaDialog /** * Layout dialog. * 
	 *  - northPanel
	 *      - toolBar
	 *      - title
	 *  - centerPane [split]
	 * 		- graphPanel (left)
	 *		  	- gifScroll - gifPanel
	 *			- pdfViewer
	 *  	- text (right)
	 *  - confirmPanel
	 *
* @throws Exception */ protected void staticInit() throws Exception { if (!ThemeManager.isUseCSSForWindowSize()) { ZKUpdateUtil.setWindowWidthX(this, 500); ZKUpdateUtil.setWindowHeightX(this, 500); } else { addCallback("afterPageAttached", t -> afterPageAttached()); } this.setSclass("media-dialog"); this.setClosable(true); this.setSizable(true); this.setMaximizable(true); this.setBorder("normal"); this.appendChild(mainPanel); ZKUpdateUtil.setHeight(mainPanel, "100%"); ZKUpdateUtil.setWidth(mainPanel, "100%"); North northPanel = new North(); northPanel.setCollapsible(false); northPanel.setSplittable(false); toolBar.appendChild(bLoad); toolBar.appendChild(bDelete); toolBar.appendChild(bSave); mainPanel.appendChild(northPanel); northPanel.appendChild(toolBar); bSave.setEnabled(false); if (ThemeManager.isUseFontIconForImage()) bSave.setIconSclass("z-icon-Export"); else bSave.setImage(ThemeManager.getThemeResource("images/Download24.png")); bSave.setTooltiptext(Msg.getMsg(Env.getCtx(), "AttachmentSave")); bSave.addEventListener(Events.ON_CLICK, this); if (ThemeManager.isUseFontIconForImage()) bLoad.setIconSclass("z-icon-Import"); else bLoad.setImage(ThemeManager.getThemeResource("images/Upload24.png")); bLoad.setTooltiptext(Msg.getMsg(Env.getCtx(), "Load")); bLoad.addEventListener(Events.ON_UPLOAD, this); bLoad.setUpload(AdempiereWebUI.getUploadSetting()); if (ThemeManager.isUseFontIconForImage()) bDelete.setIconSclass("z-icon-Delete"); else bDelete.setImage(ThemeManager.getThemeResource("images/Delete24.png")); bDelete.setTooltiptext(Msg.getMsg(Env.getCtx(), "Delete")); bDelete.addEventListener(Events.ON_CLICK, this); previewPanel.appendChild(preview); ZkCssHelper.appendStyle(previewPanel, "margin-top: 10px; margin-bottom: 10px;"); ZKUpdateUtil.setHeight(preview, "100%"); ZKUpdateUtil.setWidth(preview, "100%"); Center centerPane = new Center(); centerPane.setAutoscroll(true); ZKUpdateUtil.setHflex(previewPanel, "true"); ZKUpdateUtil.setVflex(previewPanel, "true"); mainPanel.appendChild(centerPane); centerPane.appendChild(previewPanel); South southPane = new South(); mainPanel.appendChild(southPane); southPane.appendChild(confirmPanel); ZKUpdateUtil.setHeight(southPane, "30px"); if(ThemeManager.isUseFontIconForImage()) bOk.setIconSclass("z-icon-Ok"); else bOk.setImage(ThemeManager.getThemeResource("images/Ok24.png")); bOk.addEventListener(Events.ON_CLICK, this); if(ThemeManager.isUseFontIconForImage()) bCancel.setIconSclass("z-icon-Cancel"); else bCancel.setImage(ThemeManager.getThemeResource("images/Cancel24.png")); bCancel.addEventListener(Events.ON_CLICK, this); confirmPanel.appendChild(bOk); confirmPanel.appendChild(bCancel); confirmPanel.setStyle("float: right;"); addEventListener(Events.ON_CANCEL, e -> onCancel()); } private void afterPageAttached() { ZKUpdateUtil.setCSSHeight(this); ZKUpdateUtil.setCSSWidth(this); } /** * Close dialog */ public void dispose () { preview = null; this.detach(); } // dispose /** * Display media */ private void displayData () { // Reset UI preview.setVisible(false); bDelete.setEnabled(false); bSave.setEnabled(false); if (m_data != null) { bSave.setEnabled(true); bDelete.setEnabled(true); try { AMedia media = createMedia(); preview.setContent(media); preview.setClientAttribute("sandbox", ""); preview.setVisible(true); preview.invalidate(); } catch (Exception e) { log.log(Level.SEVERE, "Failed to preview content", e); } } } // displayData /** * Create media from {@link #m_data} * @return media * @throws SQLException */ private AMedia createMedia() throws SQLException { AMedia media; String contentType = null; if (m_data instanceof byte[]) { media = new AMedia(this.getTitle(), null, contentType, (byte[])m_data); } else if (m_data instanceof Blob) { media = new AMedia(this.getTitle(), null, contentType, ((Blob)m_data).getBinaryStream()); } else if (m_data instanceof Clob) { Clob clob = (Clob)m_data; long length = clob.length() > 100 ? 100 : clob.length(); String data = ((Clob)m_data).getSubString(1, Long.valueOf(length).intValue()); if (data.toUpperCase().indexOf("") >= 0) { contentType = "text/html"; } else { contentType = "text/plain"; } media = new AMedia(this.getTitle(), null, contentType, ((Clob)m_data).getCharacterStream()); } else { contentType = "text/plain"; media = new AMedia(this.getTitle(), null, contentType, m_data.toString()); } return media; } /** * Handle event * @param e event */ @Override public void onEvent(Event e) { // Close if (e.getTarget() == bOk) { dispose(); } // Cancel else if (e.getTarget() == bCancel) { onCancel(); } // Clear data else if (e.getTarget() == bDelete) { m_data = null; m_change = true; displayData(); } // Download else if (e.getTarget() == bSave) { save(); } // Upload new media else if (e instanceof UploadEvent) { UploadEvent ue = (UploadEvent) e; processUploadMedia(ue.getMedia()); } } // onEvent /** * Handle onCancel event */ private void onCancel() { // do not allow to close tab for Events.ON_CTRL_KEY event if(isUseEscForTabClosing) SessionManager.getAppDesktop().setCloseTabWithShortcut(false); m_cancel = true; dispose(); } /** * Process uploaded media * @param media */ private void processUploadMedia(Media media) { if (media == null) return; String fileName = media.getName(); if (log.isLoggable(Level.CONFIG)) log.config(fileName); //update m_change = true; m_data = media.getByteData(); displayData(); } /** * download media */ private void save() { if (m_data == null) return; try { AMedia media = createMedia(); Filedownload.save(media); } catch (Exception e) { log.log(Level.SEVERE, "Failed to export content.", e); } } /** * @return true if cancel by user */ public boolean isCancel() { return m_cancel; } /** * @return true if there's changes */ public boolean isChange() { return m_change; } /** * @return data */ public Object getData() { return m_data; } @Override public void focus() { super.focus(); bLoad.focus(); } }