Implemented data grid export service for zk client.

org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/component/CWindowToolbar.java

@@ -79,6 +79,8 @@ public class CWindowToolbar extends FToolbar implements EventListener
 
     private ToolBarButton btnChat;
 
+    private ToolBarButton btnExport;
+
     private HashMap<String, ToolBarButton> buttons = new HashMap<String, ToolBarButton>();
 
 //    private ToolBarButton btnExit;
@@ -169,6 +171,11 @@ public class CWindowToolbar extends FToolbar implements EventListener
         btnArchive.setDisabled(false); // Elaine 2008/07/28
         btnLock.setDisabled(!isPersonalLock); // Elaine 2008/12/04
 
+        if (MRole.getDefault().isCanExport())
+        {
+        	btnExport = createButton("Export", "Export", "Export");
+        }
+
         configureKeyMap();
 
         if (embedded)
@@ -590,4 +597,13 @@ public class CWindowToolbar extends FToolbar implements EventListener
 	public void setWindowNo(int windowNo) {
 		this.windowNo = windowNo;
 	}
+
+	/**
+	 * Enable/disable export button
+	 * @param b
+	 */
+	public void enableExport(boolean b) {
+		if (btnExport != null)
+			btnExport.setDisabled(!b);
+	}
 }

org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/event/ToolbarListener.java

@@ -139,4 +139,9 @@ public interface ToolbarListener
      * View product info
      */
     public void onProductInfo();
+
+    /**
+     * Export grid data
+     */
+    public void onExport();
 }

org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/panel/AbstractADWindowPanel.java

@@ -47,6 +47,7 @@ import org.adempiere.webui.event.ActionEvent;
 import org.adempiere.webui.event.ActionListener;
 import org.adempiere.webui.event.ToolbarListener;
 import org.adempiere.webui.exception.ApplicationException;
+import org.adempiere.webui.panel.action.ExportAction;
 import org.adempiere.webui.part.AbstractUIPart;
 import org.adempiere.webui.session.SessionManager;
 import org.adempiere.webui.window.FDialog;
@@ -1300,6 +1301,7 @@ public abstract class AbstractADWindowPanel extends AbstractUIPart implements To
 
         toolbar.enablePrint(curTab.isPrinted());
         toolbar.enableReport(true);
+        toolbar.enableExport(!curTab.isSortTab());
     }
 
     /**
@@ -1899,6 +1901,7 @@ public abstract class AbstractADWindowPanel extends AbstractUIPart implements To
 	}
 	//
 
+
 	// Elaine 2008/07/28
 	/**
      * @see ToolbarListener#onArchive()
@@ -1916,6 +1919,12 @@ public abstract class AbstractADWindowPanel extends AbstractUIPart implements To
 
 	//
 
+	@Override
+	public void onExport() {
+		ExportAction action = new ExportAction(this);
+		action.export();
+	}
+
 	/**************************************************************************
 	 *	Start Button Process
 	 *  @param vButton button

org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/panel/action/ExportAction.java

@@ -0,0 +1,162 @@
+/******************************************************************************
+ * Product: Adempiere ERP & CRM Smart Business Solution                       *
+ * Copyright (C) 2010 Heng Sin Low                							  *
+ * 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.                     *
+ *****************************************************************************/
+package org.adempiere.webui.panel.action;
+
+import java.io.File;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.adempiere.base.IGridTabExporter;
+import org.adempiere.base.Service;
+import org.adempiere.exceptions.AdempiereException;
+import org.adempiere.webui.apps.AEnv;
+import org.adempiere.webui.component.ConfirmPanel;
+import org.adempiere.webui.component.Label;
+import org.adempiere.webui.component.ListItem;
+import org.adempiere.webui.component.Listbox;
+import org.adempiere.webui.component.Window;
+import org.adempiere.webui.panel.AbstractADWindowPanel;
+import org.adempiere.webui.window.FDialog;
+import org.compiere.util.Env;
+import org.compiere.util.Msg;
+import org.zkoss.util.media.AMedia;
+import org.zkoss.zk.ui.event.Event;
+import org.zkoss.zk.ui.event.EventListener;
+import org.zkoss.zul.Div;
+import org.zkoss.zul.Filedownload;
+import org.zkoss.zul.Hbox;
+import org.zkoss.zul.Vbox;
+
+/**
+ *
+ * @author hengsin
+ *
+ */
+public class ExportAction implements EventListener
+{
+	private AbstractADWindowPanel panel;
+
+	private Map<String, IGridTabExporter> exporterMap = null;
+	private Map<String, String> extensionMap = null;
+
+	private Window winExportFile = null;
+	private ConfirmPanel confirmPanel = new ConfirmPanel(true);
+	private Listbox cboType = new Listbox();
+
+	/**
+	 * @param panel
+	 */
+	public ExportAction(AbstractADWindowPanel panel)
+	{
+		this.panel = panel;
+	}
+
+	/**
+	 * execute export action
+	 */
+	public void export()
+	{
+		exporterMap = new HashMap<String, IGridTabExporter>();
+		extensionMap = new HashMap<String, String>();
+		List<IGridTabExporter> exporterList = Service.list(IGridTabExporter.class);
+		for(IGridTabExporter exporter : exporterList)
+		{
+			String extension = exporter.getFileExtension();
+			if (!extensionMap.containsKey(extension))
+			{
+				extensionMap.put(extension, exporter.getFileExtensionLabel());
+				exporterMap.put(extension, exporter);
+			}
+		}
+
+		if(winExportFile == null)
+		{
+			winExportFile = new Window();
+			winExportFile.setTitle(Msg.getMsg(Env.getCtx(), "Export") + ": " + panel.getActiveGridTab().getName());
+			winExportFile.setWidth("450px");
+			winExportFile.setClosable(true);
+			winExportFile.setBorder("normal");
+			winExportFile.setStyle("position:absolute");
+
+			cboType.setMold("select");
+
+			cboType.getItems().clear();
+			for(Map.Entry<String, String> entry : extensionMap.entrySet())
+			{
+				cboType.appendItem(entry.getKey() + " - " + entry.getValue(), entry.getKey());
+			}
+
+			cboType.setSelectedIndex(0);
+
+			Hbox hb = new Hbox();
+			Div div = new Div();
+			div.setAlign("right");
+			div.appendChild(new Label("Files of Type: "));
+			hb.appendChild(div);
+			hb.appendChild(cboType);
+			cboType.setWidth("100%");
+
+			Vbox vb = new Vbox();
+			vb.setWidth("390px");
+			winExportFile.appendChild(vb);
+			vb.appendChild(hb);
+			vb.appendChild(confirmPanel);
+			confirmPanel.addActionListener(this);
+		}
+
+		AEnv.showCenterScreen(winExportFile);
+	}
+
+	@Override
+	public void onEvent(Event event) throws Exception {
+		if(event.getTarget().getId().equals(ConfirmPanel.A_CANCEL))
+			winExportFile.onClose();
+		else if(event.getTarget().getId().equals(ConfirmPanel.A_OK))
+			exportFile();
+	}
+
+	private void exportFile() {
+		try {
+			ListItem li = cboType.getSelectedItem();
+			if(li == null || li.getValue() == null)
+			{
+				FDialog.error(0, winExportFile, "FileInvalidExtension");
+				return;
+			}
+
+			String ext = li.getValue().toString();
+			IGridTabExporter exporter = exporterMap.get(ext);
+			if (exporter == null)
+			{
+				FDialog.error(0, winExportFile, "FileInvalidExtension");
+				return;
+			}
+
+			File file = File.createTempFile("Export", "."+ext);
+			exporter.export(panel.getActiveGridTab(), file);
+
+			winExportFile.onClose();
+			winExportFile = null;
+			AMedia media = null;
+			media = new AMedia(panel.getActiveGridTab().getName() + "." + ext, null, exporter.getContentType(), file, true);
+			Filedownload.save(media, panel.getActiveGridTab().getName() + "." + ext);
+		} catch (Exception e) {
+			throw new AdempiereException(e);
+		} finally {
+			if (winExportFile != null)
+				winExportFile.onClose();
+		}
+	}
+}