alogin.java

Java写的ERP系统

			if (loginTabPane.getSelectedIndex() == 0)
			{
			//	Runnable pgm = new Runnable() {
			//		public void run()
			//		{
						connectionOK();
			//		}
			//	};
			//	new Thread(pgm).start();
			}
			else
				defaultsOK();
		}
		else if (e.getActionCommand().equals(ConfirmPanel.A_CANCEL))
			appExit();
		//
		else if (e.getSource() == hostField)
			validateConnection();
		else if (e.getSource() == languageCombo)
			languageComboChanged();
		//
		else if (e.getSource() == roleCombo)
			roleComboChanged();
		else if (e.getSource() == clientCombo)
			clientComboChanged();
	}	//	actionPerformed


	/*************************************************************************/

	/**
	 *	Connection OK pressed
	 */
	private void connectionOK ()
	{
		Log.trace(Log.l1_User, "ALogin.connectionOK");
		//
		setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
		confirmPanel.getOKButton().setEnabled(false);
	//	setEnabled(false);      //  causes flickering

		m_connectionOK = tryConnection();
		//
		if (m_connectionOK)                			//	switch to default
		{
			//  Verify Language
			Env.verifyLanguage (m_ctx, Language.getLanguage());
			//	Set Defaults
			printerField.setValue(Ini.getProperty(Ini.P_PRINTER));
			//	Change Tab
			loginTabPane.setSelectedIndex(1);
		}

	//	setEnabled(true);
		confirmPanel.getOKButton().setEnabled(true);
		setCursor(Cursor.getDefaultCursor());
	}	//	connectionOK


	/**
	 *	Change of tab					<->
	 *  @param e event
	 */
	public void stateChanged(ChangeEvent e)
	{
		Log.trace(Log.l3_Util, "ALogin.loginTabPane_stateChanged");
		if (loginTabPane.getSelectedIndex() == 2)   //  allow access to help
			return;

		if (!(String.valueOf(passwordField.getPassword()).equals(m_pwd)
			&& userTextField.getText().equals(m_user)))
			m_connectionOK = false;
		//
		if (m_connectionOK)
			statusBar.setStatusLine(txt_LoggedIn);
		else
		{
			statusBar.setStatusLine(txt_NotConnected, true);
			loginTabPane.setSelectedIndex(0);
		}
		confirmPanel.getOKButton().requestFocus();
	}	//	loginTabPane


	/*************************************************************************/

	/**
	 *	Defaults OK pressed
	 */
	private void defaultsOK ()
	{
		Log.trace(Log.l1_User, "ALogin.defaultOK");

		KeyNamePair org = (KeyNamePair)orgCombo.getSelectedItem();
		if (org == null)
			return;

		//	Set Properties
		Ini.setProperty(Ini.P_CONNECTION, CConnection.get().toStringLong());
		Ini.setProperty(Ini.P_LANGUAGE, (String)languageCombo.getSelectedItem());

		//  Load Properties and save Ini values
		statusBar.setStatusLine("Loading Preferences");
		String msg = DB.loadPreferences(m_ctx, org,
			(KeyNamePair)warehouseCombo.getSelectedItem(),
			dateField.getTimestamp(), printerField.getDisplay());
		if (msg.length() > 0)
			ADialog.info(m_WindowNo, this, msg);

		//	Check Apps Server - DB Checked in Menu
		checkVersion();			//	exits if conflict

		//  Close - we are done
		if (m_connectionOK)
			this.dispose();
	}	//	defaultsOK


	/*************************************************************************/

	/**
	 *	Try to connect.
	 *  - Get Connection
	 *  - Compare User info
	 *  @return true if connected
	 */
	private boolean tryConnection()
	{
		m_user = userTextField.getText();
		m_pwd = new String (passwordField.getPassword());

		//	Establish connection
		DB.closeTarget();
		DB.setDBTarget(CConnection.get());
		if (!DB.isConnected())
		{
			statusBar.setStatusLine(txt_NoDatabase, true);
			hostField.setBackground(CompierePLAF.getFieldBackground_Error());
			return false;
		}

		//  Get Roles
		KeyNamePair[] roles = DB.login(m_ctx, m_user, m_pwd);
		if (roles == null || roles.length == 0)
		{
			statusBar.setStatusLine(txt_UserPwdError, true);
			userTextField.setBackground(CompierePLAF.getFieldBackground_Error());
			passwordField.setBackground(CompierePLAF.getFieldBackground_Error());
			return false;
		}
		//	Delete existing role items
		if (roleCombo.getItemCount() > 0)
			roleCombo.removeAllItems();

		//  Initial role
		KeyNamePair iniValue = null;
		String iniDefault = Ini.getProperty(Ini.P_ROLE);

		//  fill roles
		for (int i = 0; i < roles.length; i++)
		{
			roleCombo.addItem(roles[i]);
			if (roles[i].getName().equals(iniDefault))
				iniValue = roles[i];
		}
		if (iniValue != null)
			roleCombo.setSelectedItem(iniValue);

		userTextField.setBackground(CompierePLAF.getFieldBackground_Normal());
		passwordField.setBackground(CompierePLAF.getFieldBackground_Normal());
		//
		statusBar.setStatusLine(txt_LoggedIn);
		return true;
	}	//	tryConnection


	/**
	 *	Role changed - fill Client List
	 */
	private void roleComboChanged ()
	{
		Log.trace(Log.l3_Util, "ALogin.roleComboChanged");
		KeyNamePair role = (KeyNamePair)roleCombo.getSelectedItem();
		if (role == null)
			return;
		//
		KeyNamePair[] clients = DB.loadClients(m_ctx, role);
		//  delete existing client/org items
		if (clientCombo.getItemCount() > 0)
			clientCombo.removeAllItems();
		if (orgCombo.getItemCount() > 0)
			orgCombo.removeAllItems();
		//  No Clients
		if (clients == null || clients.length == 0)
		{
			statusBar.setStatusLine(txt_RoleError, true);
			return;
		}
		//  initial client
		KeyNamePair iniValue = null;
		String iniDefault = Ini.getProperty(Ini.P_CLIENT);

		//  fill clients
		for (int i = 0; i < clients.length; i++)
		{
			clientCombo.addItem(clients[i]);
			if (clients[i].getName().equals(iniDefault))
				iniValue = clients[i];
		}
		if (iniValue != null)
			clientCombo.setSelectedItem(iniValue);
		else
			clientCombo.setSelectedIndex(0);
	}	//	roleComboChanged


	/**
	 *	Client changed - fill Org & Warehouse List
	 */
	private void clientComboChanged()
	{
		Log.trace(Log.l3_Util, "ALogin.clientComboChanged");
		KeyNamePair client = (KeyNamePair)clientCombo.getSelectedItem();
		if (client == null)
			return;
		//
		KeyNamePair[] orgs = DB.loadOrgs(m_ctx, client);
		//  delete existing cleint items
		if (orgCombo.getItemCount() > 0)
			orgCombo.removeAllItems();

		//  No Orgs
		if (orgs == null || orgs.length == 0)
		{
			statusBar.setStatusLine(txt_RoleError, true);
			return;
		}
		//  initial client
		KeyNamePair iniValue = null;
		String iniDefault = Ini.getProperty(Ini.P_ORG);

		//  fill orgs
		for (int i = 0; i < orgs.length; i++)
		{
			orgCombo.addItem(orgs[i]);
			if (orgs[i].getName().equals(iniDefault))
				iniValue = orgs[i];
		}
		if (iniValue != null)
			orgCombo.setSelectedItem(iniValue);

		/**
		 *	Set Warehouse
		 */
		KeyNamePair[] whs = DB.loadWarehouses(m_ctx, client);
		//	Delete existing warehouse items
		if (warehouseCombo.getItemCount() > 0)
			warehouseCombo.removeAllItems();

		//  fill warehouses
		if (whs != null)
		{
			//  initial warehouse
			iniValue = null;
			iniDefault = Ini.getProperty(Ini.P_WAREHOUSE);
			for (int i = 0; i < whs.length; i++)
			{
				warehouseCombo.addItem(whs[i]);
				if (whs[i].getName().equals(iniDefault))
					iniValue = whs[i];
			}
			if (iniValue != null)
				warehouseCombo.setSelectedItem(iniValue);
		}
	}	//	clientComboChanged

	/**
	 *  Check Version
	 *  @return true if version is OK and
	 *  false if version could not be checked or is not the same
	 *  @see AEnv#getServerVersion
	 */
	private boolean checkVersion()
	{
		boolean retValue = false;
		try
		{
			String version = AEnv.getServerVersion();
			if (Compiere.DATE_VERSION.equals(version))
			{
				Log.trace(Log.l4_Data, "ALogin.checkVersion", "Server = Client - " + version);
				retValue = true;
			}
			else if (version != null)
			{
				StringBuffer msg = new StringBuffer (">>\n");
				msg.append(res.getString("VersionConflict")).append("\n")
					.append(res.getString("VersionInfo")).append("\n");
				msg.append(version == null ? "null" : version).append(" <> ")
					.append(Compiere.DATE_VERSION).append("\n");
				msg.append(res.getString("PleaseUpgrade")).append("\n<<");
				JOptionPane.showMessageDialog(null, msg.toString(),
					Compiere.getName() + " - " + res.getString("VersionConflict"),
					JOptionPane.ERROR_MESSAGE);
				AEnv.exit(1);
			}
		}
		catch (Exception e)
		{
			System.err.println("Contact Server failed - "
				+ e.getClass().toString() + ": " + e.getMessage());
		}
		return retValue;
	}   //  checkVersion


	/**************************************************************************
	 *	Language issues
	 */
	private String	txt_Connected, txt_NotConnected, txt_NoDatabase,
					txt_UserPwdError, txt_RoleError, txt_LoggedIn;

	/**
	 *	Change Language
	 */
	private void languageComboChanged ()
	{
		String langName = (String)languageCombo.getSelectedItem();
	//	Log.trace(Log.l1_User, "Language: " + langName);
		Language language = Language.getLanguage(langName);
		Language.setLanguage(language);
		Env.setContext(m_ctx, Env.LANG, language.getAD_Language());

		//	Locales
		Locale loc = language.getLocale();
		Locale.setDefault(loc);
		this.setLocale(loc);
		res = ResourceBundle.getBundle(RESOURCE, loc);
		//
		this.setTitle(res.getString("Login"));
		hostLabel.setText(res.getString("Host"));
		userLabel.setText(res.getString("User"));
		userLabel.setToolTipText(res.getString("EnterUser"));
		passwordLabel.setText(res.getString("Password"));
		passwordLabel.setToolTipText(res.getString("EnterPassword"));
		languageLabel.setText(res.getString("Language"));
		languageLabel.setToolTipText(res.getString("SelectLanguage"));
		//
		roleLabel.setText(res.getString("Role"));
		clientLabel.setText(res.getString("Client"));
		orgLabel.setText(res.getString("Organization"));
		dateLabel.setText(res.getString("Date"));
		warehouseLabel.setText(res.getString("Warehouse"));
		printerLabel.setText(res.getString("Printer"));
		defaultPanel.setToolTipText(res.getString("Defaults"));
		connectionPanel.setToolTipText(res.getString("Connection"));
		//
		txt_Connected = res.getString("Connected");
		txt_NotConnected = res.getString("NotConnected");
		txt_NoDatabase = res.getString("DatabaseNotFound");
		txt_UserPwdError = res.getString("UserPwdError");
		txt_RoleError = res.getString("RoleNotFound");
		txt_LoggedIn = res.getString("Authorized");
		//
		loginTabPane.setTitleAt(0, res.getString("Connection"));
		loginTabPane.setTitleAt(1, res.getString("Defaults"));
		confirmPanel.getOKButton().setToolTipText(res.getString("Ok"));
		confirmPanel.getCancelButton().setToolTipText(res.getString("Cancel"));

		//	DateField with new format
		dateField.setFormat();
		dateField.setValue(new Timestamp(System.currentTimeMillis()));
		//
		if (m_connectionOK)
			statusBar.setStatusLine(txt_LoggedIn);
		else
			statusBar.setStatusLine(txt_NotConnected, true);
	}   //	languageCombo_actionPerformed

}	//	ALogin