mainwindow.java

基于jxta的文件共享和聊天系统源代码,下载下来分析吧

		}
		return ButtonPanel;
	}
	/**
	 * This method initializes jPanel1	
	 * 	
	 * @return javax.swing.JPanel	
	 */    
	private JPanel getInputCatalogPanel() {
		if (InputCatalogPanel == null) {
			UrlLabel = new JLabel();
			Label = new JLabel();
			GridBagConstraints gridBagConstraints43 = new GridBagConstraints();
			GridBagConstraints gridBagConstraints44 = new GridBagConstraints();
			GridBagConstraints gridBagConstraints45 = new GridBagConstraints();
			GridBagConstraints gridBagConstraints46 = new GridBagConstraints();
			InputCatalogPanel = new JPanel();
			InputCatalogPanel.setLayout(new GridBagLayout());
			InputCatalogPanel.setPreferredSize(new java.awt.Dimension(260,50));
			gridBagConstraints43.gridx = 0;
			gridBagConstraints43.gridy = 0;
			Label.setText("Label");
			gridBagConstraints44.gridx = 1;
			gridBagConstraints44.gridy = 0;
			gridBagConstraints44.weightx = 1.0;
			gridBagConstraints44.fill = java.awt.GridBagConstraints.HORIZONTAL;
			gridBagConstraints45.gridx = 1;
			gridBagConstraints45.gridy = 1;
			gridBagConstraints45.weightx = 1.0;
			gridBagConstraints45.fill = java.awt.GridBagConstraints.HORIZONTAL;
			gridBagConstraints46.gridx = 0;
			gridBagConstraints46.gridy = 1;
			UrlLabel.setText("URL");
			InputCatalogPanel.add(Label, gridBagConstraints43);
			InputCatalogPanel.add(getLabelTextField(), gridBagConstraints44);
			InputCatalogPanel.add(getUrlTextField(), gridBagConstraints45);
			InputCatalogPanel.add(UrlLabel, gridBagConstraints46);
		}
		return InputCatalogPanel;
	}
	/**
	 * This method initializes jButton1	
	 * 	
	 * @return javax.swing.JButton	
	 */    
	private JButton getAddButton() {
		if (addButton == null) {
			addButton = new JButton();
			addButton.setText("+");
			addButton.setEnabled(true);
			addButton.addActionListener(new java.awt.event.ActionListener() {   
				public void actionPerformed(java.awt.event.ActionEvent e) {   
					
					if((!LabelTextField.getText().equals(""))&&(!UrlTextField.getText().equals("")))
					{
						URL url=null;
						try{
							url=new URL(UrlTextField.getText());
						}
						catch(MalformedURLException mue)
						{url=null;}
						if(url!=null)
						{
							dtm.insertRow(CatalogListTable.getRowCount(), new Object[]{LabelTextField.getText(),"",UrlTextField.getText(),""});
							AddBCEvt abce=new AddBCEvt(this,LabelTextField.getText(),UrlTextField.getText());
							p.addToBC(abce);
						}
						else
						{
							JOptionPane.showMessageDialog(null, "The Url entered is invalid.", "Warning: Invalid Url",
					                JOptionPane.WARNING_MESSAGE);							
						}
					}
					else
					{
						JOptionPane.showMessageDialog(null, "You must fill Label and Url field.", "Warning: Data Incomplete",
			                JOptionPane.WARNING_MESSAGE);
					}
					LabelTextField.setText("");
					UrlTextField.setText("");
				} 
			
			});
		}
		return addButton;
	}
	
	
	
	
	
	/**
	 * This method initializes jButton2	
	 * 	
	 * @return javax.swing.JButton	
	 */    
	private JButton getDeleteButton() {
		if (deleteButton == null) {
			deleteButton = new JButton();
			deleteButton.setText("-");
			deleteButton.setEnabled(true);
			deleteButton.addActionListener(new java.awt.event.ActionListener() { 
				public void actionPerformed(java.awt.event.ActionEvent e) {    
					
					if(CatalogListTable.getSelectedRow()!=-1)
					{
						int r=CatalogListTable.getSelectedRow();
						DelBCEvt dbce=new DelBCEvt (this,dtm.getValueAt(r,1).toString(),dtm.getValueAt(r, 0).toString());
						p.delFromBC(dbce);
					}
					
					else
					{
						 JOptionPane.showMessageDialog(null, "You must select a catalog in the table first.", "Warning: No Catalog Selected",
				                JOptionPane.WARNING_MESSAGE);
					}
									
				}
			});
		}
		return deleteButton;
	}
	/**
	 * This method initializes jTextField2	
	 * 	
	 * @return javax.swing.JTextField	
	 */    
	private JTextField getLabelTextField() {
		if (LabelTextField == null) {
			LabelTextField = new JTextField();
		}
		return LabelTextField;
	}
	/**
	 * This method initializes jTextField3	
	 * 	
	 * @return javax.swing.JTextField	
	 */    
	private JTextField getUrlTextField() {
		if (UrlTextField == null) {
			UrlTextField = new JTextField();
		}
		return UrlTextField;
	}
   public void insertLogEntry(String s)
   {
   	Calendar cal = Calendar.getInstance(TimeZone.getDefault());
    String DATE_FORMAT = "yyyy-MM-dd HH:mm:ss";
    java.text.SimpleDateFormat sdf = 
          new java.text.SimpleDateFormat(DATE_FORMAT);
    sdf.setTimeZone(TimeZone.getDefault());          
    LogTextArea.append(sdf.format(cal.getTime())+": "+s+"\n");
    
   }
	
	/**
	 * This method initializes jPanel	
	 * 	
	 * @return javax.swing.JPanel	
	 */    
	private JPanel getLogPanel() {
		if (LogPanel == null) {
			GridBagConstraints gridBagConstraints15 = new GridBagConstraints();
			LogPanel = new JPanel();
			LogPanel.setLayout(new GridBagLayout());
			gridBagConstraints15.gridx = 0;
			gridBagConstraints15.gridy = 1;
			gridBagConstraints15.weightx = 1.0;
			gridBagConstraints15.weighty = 1.0;
			gridBagConstraints15.fill = java.awt.GridBagConstraints.BOTH;
			LogPanel.add(getClearButton(), new GridBagConstraints());
			LogPanel.add(getLogScrollPane(), gridBagConstraints15);
		}
		return LogPanel;
	}
	/**
	 * This method initializes jButton	
	 * 	
	 * @return javax.swing.JButton	
	 */    
	private JButton getClearButton() {
		if (ClearButton == null) {
			ClearButton = new JButton();
			ClearButton.setText("Clear");
			ClearButton.addActionListener(new java.awt.event.ActionListener() { 
				public void actionPerformed(java.awt.event.ActionEvent e) {    
					LogTextArea.setText("");
				}
			});
		}
		return ClearButton;
	}
	/**
	 * This method initializes jScrollPane	
	 * 	
	 * @return javax.swing.JScrollPane	
	 */    
	private JScrollPane getLogScrollPane() {
		if (LogScrollPane == null) {
			LogScrollPane = new JScrollPane();
			LogScrollPane.setViewportView(getLogTextArea());
		}
		return LogScrollPane;
	}
	/**
	 * This method initializes jTextArea	
	 * 	
	 * @return javax.swing.JTextArea	
	 */    
	private JTextArea getLogTextArea() {
		if (LogTextArea == null) {
			LogTextArea = new JTextArea();
			LogTextArea.setEditable(false);
		}
		return LogTextArea;
	}
	/**
	 * This method initializes jScrollPane	
	 * 	
	 * @return javax.swing.JScrollPane	
	 */    
	private JScrollPane getCatalogListScrollPane() {
		if (CatalogListScrollPane == null) {
			CatalogListScrollPane = new JScrollPane();
			CatalogListScrollPane.setViewportView(getCatalogListTable());
			
		}
		return CatalogListScrollPane;
	}
	/**
	 * This method initializes jTable	
	 * 	
	 * @return javax.swing.JTable	
	 */    
	private JTable getCatalogListTable() {
		if (CatalogListTable == null) {
			CatalogListTable = new JTable();
		}
		return CatalogListTable;
	}
	
	public void insertTableEntry(BookmarkedCatalogItem bci)
	{
		Object [] r={bci.getCatalogLabel(),bci.getCatalogName(),bci.getCatalogUrl(),"OK"};
		Object [] cn={"Label","Name","URL","Status"};
		dtm.addRow(r);
		dtm.newDataAvailable(new TableModelEvent(dtm));
		dtm.fireTableChanged(new TableModelEvent (dtm));
		DefaultTableModel dtm2=new DefaultTableModel(cn,0);
		for(int a=0;a<dtm.getRowCount();a++)
			for (int b=0;b<dtm.getColumnCount();b++)
				dtm2.setValueAt(dtm.getValueAt(a, b),a,b);
		CatalogListTable.setModel(dtm2);
		//CatalogListTable.tableChanged(new TableModelEvent(dtm2));
		//CatalogListTable.updateUI();
		
		//CatalogListTable.update(new Graphics a);
	}
	
	
	public void addedToBC(AddedBCEvt abce)
	{
		String clabel=abce.getCatalogLabel();	
		
		int i=0;
		boolean found=false;
		Object [] cn={"Label","Name","URL","Status"};
		while((!found)&&(i<dtm.getRowCount()))
		{
			if((dtm.getValueAt(i,0).equals(clabel)))
					found=true;
			i++;
		}
		
		if(found){
		dtm.setValueAt(abce.getCatalogName(),i-1,1);
		dtm.setValueAt(abce.getStatus(),i-1,3);
		//dtm.fireTableChanged(new TableModelEvent (dtm));
		//dtm.fireTableCellUpdated(i-1, 1);
		//dtm.fireTableCellUpdated(i-1, 3);
		//dtm.newDataAvailable(new TableModelEvent (dtm));
		DefaultTableModel dtm2=new DefaultTableModel(cn,0);
		dtm2.setColumnCount(dtm.getColumnCount());
		dtm2.setRowCount(dtm.getRowCount());
		for(int a=0;a<dtm.getRowCount();a++)
			for (int b=0;b<dtm.getColumnCount();b++)
				dtm2.setValueAt(dtm.getValueAt(a, b),a, b );
		CatalogListTable.setModel(dtm2);
		if(abce.getStatus().equals("Waiting"))
			{
				this.addCheckBox(abce);
			}
		
	
		}
		
	}
	
	public void deletedFromBC(DeletedBCEvt dbce)
	{
		boolean found=false;
		Object [] cn={"Label","Name","URL","Status"};
		int i=0;
		while(!found)
		{
			if(dtm.getValueAt(i,1).equals(dbce.getCatalogName()))
				{
					found=true;
					dtm.removeRow(i);
					dtm.newDataAvailable(new TableModelEvent(dtm));
					CatalogListTable.updateUI();
					DefaultTableModel dtm2 =new DefaultTableModel(cn,0);
					dtm2.setColumnCount(dtm.getColumnCount());
					dtm2.setRowCount(dtm.getRowCount());
					for(int a=0;a<dtm.getRowCount();a++)
						for (int b=0;b<dtm.getColumnCount();b++)
							dtm2.setValueAt(dtm.getValueAt(a, b),a, b );
					CatalogListTable.setModel(dtm2);
					Component [] cs=jPanel.getComponents();
					JCheckBox temp=(JCheckBox)cs[0];
					int j=0;
					while(!temp.getText().equals(dbce.getCatalogLabel()))
							{
								j++;
								temp=(JCheckBox)cs[j];
							}
					jPanel.remove(cs[j]);
					
				}
			else i++;
		}
	}
	
	/**
	 * This method initializes jPanel	
	 * 	
	 * @return javax.swing.JPanel	
	 */    
	private JPanel getSearchResultPanel() {
		if (SearchResultPanel == null) {
			SearchResultPanel = new JPanel();
			SearchResultPanel.setName("Search Results");
			SearchResultPanel.add(getJScrollPane(), null);
		}
		return SearchResultPanel;
	}
	/**
	 * This method initializes jTable	
	 * 	
	 * @return javax.swing.JTable	
	 */    
	private JTable getCatalogSearchResultTable() {
		if (CatalogSearchResultTable == null) {
			CatalogSearchResultTable = new JTable();
			CatalogSearchResultTable.addMouseListener(new java.awt.event.MouseAdapter() {
				public void mouseClicked(java.awt.event.MouseEvent e) {
					int r=CatalogSearchResultTable.getSelectedRow();
					int c=2;
					URL u=null;					
					try{ u=new URL(dtm2.getValueAt(r, c).toString());}
					catch (MalformedURLException mue)
					{
						mue.printStackTrace();
					}
							
				 	 
				 		OutputStream out = null;
						URLConnection conn = null;
						InputStream  in = null;
						try {
							String fn=u.getFile();
				 	 		StringTokenizer st=new StringTokenizer(fn,"/");
				 	 		String f=null;
							while(st.hasMoreTokens())