ATM system implementation [6]--Password Panel component [00 original]

Package cn.edu.ynu.sei.atm.client.ui;

Import cn.edu.ynu.sei.atm.interfaceDef.IVerification;
Import Com.swtdesigner.SWTResourceManager;
Import java.rmi.Naming;
Import java.rmi.RemoteException;
Import Org.eclipse.swt.SWT;
Import org.eclipse.swt.events.ModifyEvent;
Import Org.eclipse.swt.events.ModifyListener;
Import Org.eclipse.swt.events.MouseAdapter;
Import org.eclipse.swt.events.MouseEvent;
Import Org.eclipse.swt.widgets.Composite;
Import Org.eclipse.swt.widgets.Label;
Import Org.eclipse.swt.widgets.MessageBox;
Import Org.eclipse.swt.widgets.Text;

/**
* Password Input Panel
* @author 88250
*/
public class Pwdinputcomposite extends composite
{
-----Password Keyboard button-----//
Private Label L4;
Private Label L1;
Private Label L2;
Private Label L3;
Private Label L9;
Private Label L7;
Private Label L0;
Private Label L6;
Private Label L5;
Private Label L8;
//  ----------------------  //

/**
* Confirm Button Label
*/
Private Label Confirmlbl;

/**
* Clear Button Label
*/
Private Label Clearlbl;

/**
* Password Input box
*/
Private Text Pwdtext;

/**
* Verify Identity interface instance
*/
Private iverification verification = null;

/**
* Parent Window Container
*/
Private composite parent = NULL;

/**
* Create password Input Panel container
* @param parent window Container
*/
Public Pwdinputcomposite (composite parent)
{
Super (parent, SWT. NONE);
this. Parent = parent;
Get remote Service object
Try
{
Verification = (iverification) naming.lookup (logininterface.serviceaddr + "verification");
}
catch (RemoteException re)
{
Re.printstacktrace ();
MessageBox Exitdlg = new MessageBox (Parent.getshell ());
Exitdlg.settext ("Network connectivity problem ....") " );
Exitdlg.setmessage ("Cannot connect to the server.) " );
Exitdlg.open ();
System.exit (0);
}
catch (Exception e)
{
E.printstacktrace ();
}
Createcontents ();
}

/**
* Create password Input Panel containing controls
*/
private void Createcontents ()
{
Createpwdbuttons ();
Pwdtext = new Text (this, SWT. BORDER);
Pwdtext.addmodifylistener (New Modifylistener ()
{
public void Modifytext (Modifyevent arg0)
{
if (Pwdtext.getcharcount ()!= 0)
{//Set the Purge button available
Clearlbl.setbackgroundimage (Swtresourcemanager.getimage (
Pwdinputcomposite. Class, "Loginimages/clear. JPG "));
Clearlbl.setenabled (TRUE);
}
Else
{//Set ' Clear ' button not available
Clearlbl.setbackgroundimage (Swtresourcemanager.getimage (
Pwdinputcomposite. Class,
"Loginimages/cleardisable.jpg"));
Clearlbl.setenabled (FALSE);
}

Try
{
if (pwdtext.getcharcount () = = Verification.getpwdlength ())
{//Set ' OK ' button available
Confirmlbl.setbackgroundimage (Swtresourcemanager
. GetImage (Pwdinputcomposite. Class,
"Loginimages/confirm. JPG "));
Confirmlbl.setenabled (TRUE);
}
Else
{//Set ' OK ' button not available
Confirmlbl.setbackgroundimage (Swtresourcemanager
. GetImage (Pwdinputcomposite. Class,
"Loginimages/confirmdisable.jpg"));
Confirmlbl.setenabled (FALSE);
}
}
catch (RemoteException re)
{
MessageBox Exitdlg = new MessageBox (Parent.getshell ());
Exitdlg.settext ("Network connectivity problem ....") " );
Exitdlg.setmessage ("Cannot connect to the server, the system will exit.") " );
Exitdlg.open ();
System.exit (0);
Re.printstacktrace ();
}
catch (Exception e)
{
E.printstacktrace ();
}
}
});
Pwdtext.setbounds (6, 4, 109, 25);

Get a qualified password length
Try
{
Pwdtext.settextlimit (Verification.getpwdlength ());
}
catch (RemoteException re)
{
Re.printstacktrace ();
}
catch (Exception e)
{
E.printstacktrace ();
}

Pwdtext.seteditable (FALSE);

Pwdtext.setechochar (' * ');

CLEARLBL = new Label (this, SWT. BORDER);
Clearlbl.addmouselistener (New Mouseadapter ()
{
public void MouseDown (MouseEvent e)
{
Pwdtext.settext ("");
}
});
Clearlbl.setbackgroundimage (Swtresourcemanager.getimage (
Pwdinputcomposite. Class, "loginimages/cleardisable.jpg"));
Clearlbl.setbounds (44, 149, 33, 33);

CONFIRMLBL = new Label (this, SWT. BORDER);
Confirmlbl.setbackgroundimage (Swtresourcemanager.getimage (
Pwdinputcomposite. Class, "loginimages/confirmdisable.jpg"));
Confirmlbl.setbounds (82, 149, 33, 33);
Confirmlbl.setenabled (FALSE);
}

/**
* Create Password button
*/
private void Createpwdbuttons ()
{
L8 = new Label (this, SWT. BORDER);
L8.addmouselistener (New Mouseadapter ()
{
public void MouseDown (MouseEvent e)
{
Pwdtext.append ("8");
}
});
L8.setbackgroundimage (Swtresourcemanager.getimage (
Pwdinputcomposite. Class, "loginimages/8.jpg"));
L8.setbounds (82, 111, 32, 32);

L5 = new Label (this, SWT. BORDER);
L5.addmouselistener (New Mouseadapter ()
{
public void MouseDown (MouseEvent e)
{
Pwdtext.append ("5");
}
});
L5.setbackgroundimage (Swtresourcemanager.getimage (
Pwdinputcomposite. Class, "loginimages/5.jpg"));
L5.setbounds (82, 73, 32, 32);

L6 = new Label (this, SWT. BORDER);
L6.addmouselistener (New Mouseadapter ()
{
public void MouseDown (MouseEvent e)
{<