vcs.maemo.org Git - qtmeetings/blob - src/UserInterface/Utils/PasswordDialog.cpp

   1 #include "PasswordDialog.h"
   2 #include <QLineEdit>
   3 #include <QPushButton>
   4 #include <QVBoxLayout>
   5 #include <QByteArray>
   6 #include <QCryptographicHash>
   7 #include <QtDebug>
   8 #include <QLabel>
   9
  10 PasswordDialog::PasswordDialog( QWidget *aParent, const QString &aPassword, const QString &aText, const QString &aTitle ) :
  11                 QDialog( aParent )
  12 {
  13         setWindowTitle( aTitle.isNull() ? tr( "Enter password" ) : aTitle );
  14         setModal( true );
  15
  16         // Store the password hash to iPasswordHash
  17         // ( aPassword should be allready encoded )
  18 //      QCryptographicHash *hash = new QCryptographicHash( QCryptographicHash::Md5 );
  19 //      hash->addData( aPassword.toUtf8() );
  20 //      iPasswordHash = hash->result();
  21 //      delete hash;
  22         iPasswordHash = aPassword.toUtf8();
  23
  24         /* Create the layout:
  25
  26         .--------title---------.
  27         | text                 |
  28         |                      |
  29         | [***_______________] |
  30         | [Cancel]      [ OK ] |
  31         '----------------------'
  32         */
  33
  34         QVBoxLayout *layout = new QVBoxLayout;
  35
  36         if ( !aText.isNull() )
  37         {
  38                 QLabel *text = new QLabel( aText );
  39                 layout->addWidget( text );
  40                 layout->addStretch();
  41         }
  42
  43         iPasswordEdit = new QLineEdit;
  44         iPasswordEdit->setEchoMode( QLineEdit::Password );
  45         layout->addWidget( iPasswordEdit );
  46
  47         QHBoxLayout *buttonLayout = new QHBoxLayout;
  48         QPushButton *buttonOK = new QPushButton( tr( "OK" ) );
  49         QPushButton *buttonCancel = new QPushButton( tr( "Cancel" ) );
  50
  51         buttonLayout->addStretch();
  52         buttonLayout->addWidget( buttonOK );
  53         buttonLayout->addWidget( buttonCancel );
  54         buttonLayout->addStretch();
  55         layout->addSpacing( 5 );
  56         layout->addLayout( buttonLayout );
  57
  58         // Connect the buttons pressed signals to corresponding slots
  59         connect( buttonOK, SIGNAL( pressed() ), this, SLOT( okButtonPressed() ) );
  60         connect( buttonCancel, SIGNAL( pressed() ), this, SLOT( cancelButtonPressed() ) );
  61
  62         // Enable the layout
  63         setLayout( layout );
  64 }
  65
  66 PasswordDialog::~PasswordDialog()
  67 {
  68 }
  69
  70 void PasswordDialog::okButtonPressed()
  71 {
  72         qDebug() << "PasswordDialog::okButtonPressed()";
  73
  74         // Get md5 hash from the password entered to the dialog
  75         QCryptographicHash *hash = new QCryptographicHash( QCryptographicHash::Md5 );
  76         hash->addData( iPasswordEdit->text().toUtf8() );
  77         QByteArray userpw = hash->result();
  78         delete hash;
  79
  80         // Compare the password hashes and emit corresponding signal tellin if the password was correct
  81         if ( iPasswordHash == userpw.toHex() )
  82         {
  83                 emit passwordEntered( PasswordDialog::Correct );
  84                 qDebug() << "Password OK";
  85         }
  86         else
  87         {
  88                 emit passwordEntered( PasswordDialog::Incorrect );
  89                 qDebug() << "Incorrect password!";
  90         }
  91
  92         // Close the dialog
  93         close();
  94 }
  95
  96 void PasswordDialog::cancelButtonPressed()
  97 {
  98         qDebug() << "PasswordDialog::cancelButtonPressed()";
  99
 100         emit passwordEntered( PasswordDialog::Canceled );
 101
 102         close();
 103 }
 104
 105 PasswordDialog * PasswordDialog::query( QWidget *aParent, const QString &aPassword, const QString &aText, const QString &aTitle )
 106 {
 107         // Create a PasswordDialog instance and show it
 108         PasswordDialog* dlg = new PasswordDialog( aParent, aPassword, aText, aTitle );
 109         dlg->show();
 110         return dlg;
 111 }
 112