Hello Sir,
Please help in implementing a JTree in the TreeModel. As i am not clear when to write in the methods of the TreeModel.
Please help me soon its very urgent.
import java.awt.BorderLayout;
import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Hashtable;
import java.util.Enumeration;
import java.util.Iterator;
import javax.swing.BorderFactory;
import javax.swing.BoxLayout;
import javax.swing.Icon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextField;
import javax.swing.JTree;
import javax.swing.event.TreeModelListener;
import javax.swing.event.TreeSelectionEvent;
import javax.swing.event.TreeSelectionListener;
import javax.swing.plaf.metal.MetalIconFactory;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeCellRenderer;
import javax.swing.tree.TreeModel;
import javax.swing.tree.TreeNode;
import javax.swing.tree.TreePath;
public class OdiSAPERPMetadataBrowser implements TreeModel{
// The initial width and height of the frame
private static int sWIDTH = 700;
private static int sHEIGHT = 630;
// private static int sWIDTH = 700;
// private static int sHEIGHT = 630;
public DefaultMutableTreeNode jTreeRootNode, jTreeSelectedNode; //rootNode & selected node
private JPanel jPanelTop = new JPanel();
private JPanel jPanelSearch = new JPanel();
private JPanel jPanelTree = new JPanel();
private JPanel jBottomPanel = new JPanel();
private JPanel jPanelGap1 = new JPanel();
private JPanel jPanelGap2 = new JPanel();
private JLabel jLabelgap = new JLabel(" ");
private JLabel jLabelTName = new JLabel("Table Name: ");
private JLabel jLabelSDesc = new JLabel("Short Description: ");
private JLabel jLabelAppComp = new JLabel("Application Component: ");
private JLabel jLabelPkg = new JLabel("Package: ");
private JTextField jTxtFieldTName = new JTextField("",15);
private JTextField jTxtFieldSDesc = new JTextField("",15);
private JTextField jTxtFieldAppComp = new JTextField("",15);
private JTextField jTxtFieldPkg = new JTextField("",15);
private JButton jButtonSearch = new JButton("Search");
private JButton jButtonCancle = new JButton("Cancel");
private JButton jButtonReverse = new JButton("Reverse MetaDeta");
private static final int BORDER = 12; // Window border in pixels.
private Hashtable mModuleName = null; //Hashtable of Module Name & Description
private ArrayList mAppCompList = null; //List of Application Component & Tables
// mSelectedTables - map of keys as selected tables name & values as their list of fields name
private Hashtable mSelectedTables = new Hashtable();
private
String moduleKey = null;
private String moduleDesc = null;
public boolean isTableNodeSelected = false;
public ArrayList mDeleselectedNodeList = new ArrayList();
public JFrame frame = null;
private JTree tree =null;
private String ivTable = null;
private String ivDesc = null;
private String ivPackg = null;
private String ivAPComp = null;
/**
public DefaultMutableTreeNode jTreeRootNode, jTreeSelectedNode; //rootNode & selected node
private JPanel jPanelTree = new JPanel();
private static final int BORDER = 12; // Window border in pixels.
private Hashtable mModuleName = null; //Hashtable of Module Name & Description
private ArrayList mAppCompList = null; //List of Application Component & Tables
//mSelectedTables - map of keys as selected tables name & values as their list of fields name
private Hashtable mSelectedTables = new Hashtable();
private String moduleKey = null;
private String moduleDesc = null;
public boolean isTableNodeSelected = false;
public ArrayList mDeleselectedNodeList = new ArrayList();
public JFrame frame = null;
private JTree tree =null;
private String ivTable = null;
private String ivDesc = null;
private String ivPackg = null;
private String ivAPComp = null;
/**
* Default Constructor
* Comments
*/
//public OdiSAPERPMetadataBrowser(OdiSAPERPAdapter odiSapERPAdapterObj, OdiSAPLogger odiSAPLogger, OdiSAPERPMetadataHelper odiSAPERPMetadataHelper) {
public OdiSAPERPMetadataBrowser() { ////For eclipse version
frame = new JFrame();
frame.setTitle("SAP Metadata Browser");
createSearchPanel();
createTreePanel(); //Prepare tree panel
Toolkit tk = Toolkit.getDefaultToolkit();
Dimension screenSize = tk.getScreenSize();
int screenHeight = screenSize.height;
int screenWidth = screenSize.width;
frame.setSize(sWIDTH, sHEIGHT);
frame.setLocation(screenWidth / 4, screenHeight / 13);
frame.setVisible(true);
// sapLogger.log(sapLogger.INFO, "------- OdiSAPERPMetadataBrowser || OdiSAPERPMetadataBrowser() constructor ---------");
}////End of Default Constructor
private void createSearchPanel() {
// sapLogger.log(sapLogger.INFO, "++++++++++ OdiSAPERPMetadataBrowser || createSearchPanel() +++++++++++++");
jPanelSearch.setLayout(new GridBagLayout());
jPanelSearch.setBorder(BorderFactory.createTitledBorder("Search") );
GridBagConstraints gBC = new GridBagConstraints();
gBC.fill = GridBagConstraints.HORIZONTAL;
// ****** First row of search panel ********
//Adding first label
// gBC.weightx = 0;
gBC.gridx = 0;
gBC.gridy = 0;
jPanelSearch.add(jLabelTName, gBC);
//Adding first text box
gBC.gridx = 1;
gBC.gridy = 0;
gBC.weightx = 1.0;;
jPanelSearch.add(jTxtFieldTName, gBC);
//Adding gap between two cell in the first row
gBC.gridx = 2;
gBC.gridy = 0;
jPanelSearch.add(jLabelgap, gBC);
//Adding second label
//gBC.weightx = 1.0;
gBC.gridx = 3;
gBC.gridy = 0;
jPanelSearch.add(jLabelSDesc, gBC);
//Adding second text box
gBC.gridx = 4;
gBC.gridy = 0;
gBC.weightx = 1.0;
jPanelSearch.add(jTxtFieldSDesc, gBC);
// Adding Gap between 1st & 2nd row
gBC.gridx = 0;
gBC.gridy = 1;
jPanelSearch.add(jPanelGap1,gBC);
// ************* Second row of search panel *************
//Adding third label
gBC.gridx = 0;
gBC.gridy = 2;
jPanelSearch.add(jLabelAppComp, gBC);
//Adding third text box
gBC.gridx = 1;
gBC.gridy = 2;
gBC.weightx = 1.0;
jPanelSearch.add(jTxtFieldAppComp, gBC);
//// Adding Gap between 2nd & 3rd row
gBC.gridx = 2;
gBC.gridy = 2;
jPanelSearch.add(jLabelgap, gBC);
//Adding fourth label
gBC.gridx = 3;
gBC.gridy = 2;
gBC.weightx = 3;
jPanelSearch.add(jLabelPkg, gBC);
//Adding fourth text box
gBC.gridx = 4;
gBC.gridy = 2;
gBC.weightx = 1.0;
jPanelSearch.add(jTxtFieldPkg, gBC);
// ************ Adding Gap between 2nd & 3rd row *****************
gBC.gridx = 0;
gBC.gridy = 3;
jPanelSearch.add(jPanelGap2,gBC);
//Adding Search button in third row
gBC.gridx = 2;
gBC.gridy = 4;
jPanelSearch.add(jButtonSearch, gBC);
//Adding Search Panel into Top Panel
jPanelTop.add(jPanelSearch);
jPanelTop.setBorder(BorderFactory.createLoweredBevelBorder());
frame.getContentPane().add(jPanelTop, BorderLayout.NORTH);
}
public Hashtable getALLSAPModules() {
// sapLogger.logp(sapLogger.INFO, "OdiSAPERPAdapter", "getALLSAPModules","Initializing all the SAP modules");
Hashtable sapModList = new Hashtable();
sapModList.put("CA", "Cross-Application Components");
sapModList.put("AC", "Accounting - General");
sapModList.put("FI", "Financial Accounting");
sapModList.put("TR", "Treasury");
sapModList.put("CO", "Controlling");
sapModList.put("IM", "Investment Management");
sapModList.put("EC", "Enterprise Controlling");
sapModList.put("RE", "Real Estate Management");
sapModList.put("LO", "Logistics - General");
sapModList.put("SD", "Sales and Distribution");
sapModList.put("MM", "Materials Management");
sapModList.put("LE", "Logistics Execution");
sapModList.put("QM", "Quality Management");
sapModList.put("PM", "Plant Maintenance");
sapModList.put("CS", "Customer Service");
sapModList.put("PP", "Production Planning and Control");
sapModList.put("PS", "Project System");
sapModList.put("EHS", "Environment, Health and Safety");
sapModList.put("PA", "Personnel Management");
sapModList.put("PT", "Personnel Time Management");
sapModList.put("PY", "Payroll");
sapModList.put("PE", "Training and Event Management");
sapModList.put("BC", "Basis Components");
sapModList.put("SV", "Service");
//sapLogger.logp(sapLogger.INFO, "OdiSAPERPAdapter", "getALLSAPModules","List of available SAP modules", sapModList.toString());
return sapModList;
}//End of getALLSAPModules method
/**
* This method is responsible to create tree node of fetched table metadata from SAP System **
* @param
* @return void
*/
private void createTreePanel() {
//sapLogger.log(sapLogger.INFO, "++++++++++ OdiSAPERPMetadataBrowser || createTreePanel() +++++++++++++");
// Root node and main modules
jTreeRootNode = new DefaultMutableTreeNode("SAP Metadata");
mModuleName = getALLSAPModules(); //getting SAP main module
//enumerate all the contents of the hashtable
Enumeration keys = mModuleName.keys();
while ( keys.hasMoreElements()) {
moduleKey = (String)keys.nextElement();
moduleDesc = (String)mModuleName.get( moduleKey );
DefaultMutableTreeNode moduleNode = new DefaultMutableTreeNode(moduleKey + ", " + moduleDesc);
jTreeRootNode.add(moduleNode); //Adding main module into tree
} // end while
tree = new JTree(jTreeRootNode); //making tree
tree.putClientProperty("JTree.lineStyle", "Angled");
// Setting folder icon for empty node
Icon leafIcon = MetalIconFactory.getTreeLeafIcon();
Icon openIcon = MetalIconFactory.getTreeFolderIcon();
DefaultTreeCellRenderer dtcr = new DefaultTreeCellRenderer();
dtcr.setLeafIcon(openIcon);
dtcr.setOpenIcon(openIcon);
tree.setCellRenderer(dtcr);
// end of setting folder icon
//Add mouse listener to add sub nodes (App. component, tables & fields) in the tree on double click
//Add tree structure into the scrollpane & after that in the container
JScrollPane srollpane = new JScrollPane(tree);
jPanelTree.setLayout(new BoxLayout(jPanelTree, BoxLayout.LINE_AXIS));
jPanelTree.add(srollpane);
jPanelTree.setBorder(BorderFactory.createTitledBorder(""));
frame.getContentPane().add(jPanelTree, BorderLayout.CENTER); //Adding tree in the center
// sapLogger.log(sapLogger.INFO, "-------- OdiSAPERPMetadataBrowser || createTreePanel() ------------");
}//End of createTreePanel() method
/**
* This method is use to add bottom panel and handle the button listener to cancel or reverse metadata
*
*/
/** static void main() method */
public static void main(String args[]) {
OdiSAPERPMetadataBrowser frame = new OdiSAPERPMetadataBrowser();
} //End of static void main() method
public void addTreeModelListener(TreeModelListener arg0) {
// TODO Auto-generated method stub
}
public Object getChild(Object arg0, int arg1) {
// TODO Auto-generated method stub
return null;
}
public int getChildCount(Object arg0) {
// TODO Auto-generated method stub
return 0;
}
public int getIndexOfChild(Object arg0, Object arg1) {
// TODO Auto-generated method stub
return 0;
}
public Object getRoot() {
// TODO Auto-generated method stub
return null;
}
public boolean isLeaf(Object arg0) {
// TODO Auto-generated method stub
return false;
}
public void removeTreeModelListener(TreeModelListener arg0) {
// TODO Auto-generated method stub
}
public void valueForPathChanged(TreePath arg0, Object arg1) {
// TODO Auto-generated method stub
}
}
Thanks & Regards
Arun
