src/cx/fbn/nevernote/dialog/DBEncryptDialog.java

   1 /*\r
   2  * This file is part of NeverNote \r
   3  * Copyright 2009 Randy Baumgarte\r
   4  * \r
   5  * This file may be licensed under the terms of of the\r
   6  * GNU General Public License Version 2 (the ``GPL'').\r
   7  *\r
   8  * Software distributed under the License is distributed\r
   9  * on an ``AS IS'' basis, WITHOUT WARRANTY OF ANY KIND, either\r
  10  * express or implied. See the GPL for the specific language\r
  11  * governing rights and limitations.\r
  12  *\r
  13  * You should have received a copy of the GPL along with this\r
  14  * program. If not, go to http://www.gnu.org/licenses/gpl.html\r
  15  * or write to the Free Software Foundation, Inc.,\r
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.\r
  17  *\r
  18 */\r
  19 \r
  20 package cx.fbn.nevernote.dialog;\r
  21 \r
  22 import com.trolltech.qt.gui.QComboBox;\r
  23 import com.trolltech.qt.gui.QDialog;\r
  24 import com.trolltech.qt.gui.QGridLayout;\r
  25 import com.trolltech.qt.gui.QIcon;\r
  26 import com.trolltech.qt.gui.QLabel;\r
  27 import com.trolltech.qt.gui.QLineEdit;\r
  28 import com.trolltech.qt.gui.QPushButton;\r
  29 \r
  30 public class DBEncryptDialog extends QDialog {\r
  31 \r
  32         private boolean         okPressed;\r
  33         private final QLineEdit password1;\r
  34         private final QLineEdit password2;\r
  35         private final QPushButton ok;\r
  36         private final QComboBox encryptionType;\r
  37         private final QLabel encryptionLabel;\r
  38         private final String iconPath = new String("classpath:cx/fbn/nevernote/icons/");\r
  39         \r
  40         \r
  41         // Constructor\r
  42         public DBEncryptDialog() {\r
  43                 okPressed = false;\r
  44                 setWindowTitle(tr("Database Encryption"));\r
  45                 setWindowIcon(new QIcon(iconPath+"password.png"));\r
  46                 QGridLayout grid = new QGridLayout();\r
  47                 setLayout(grid);\r
  48                 QGridLayout passwordGrid = new QGridLayout();\r
  49                 QGridLayout buttonGrid = new QGridLayout();\r
  50                                 \r
  51                 password1 = new QLineEdit();\r
  52                 password1.setEchoMode(QLineEdit.EchoMode.Password);\r
  53                 password2 = new QLineEdit();\r
  54                 password2.setEchoMode(QLineEdit.EchoMode.Password);\r
  55                 \r
  56                 password1.textChanged.connect(this, "validateInput()");\r
  57                 password2.textChanged.connect(this, "validateInput()");\r
  58                 \r
  59                 encryptionLabel = new QLabel(tr("Encryption Method"));\r
  60                 encryptionType = new QComboBox();\r
  61                 encryptionType.addItem(tr("AES"), "AES");\r
  62                 encryptionType.addItem(tr("XTEA"), "XTEA");\r
  63                 \r
  64                 passwordGrid.addWidget(new QLabel(tr("Password")), 1,1);\r
  65                 passwordGrid.addWidget(password1, 1, 2);\r
  66                 passwordGrid.addWidget(new QLabel(tr("Verify Password")), 2,1);\r
  67                 passwordGrid.addWidget(password2, 2, 2);\r
  68                 passwordGrid.addWidget(encryptionLabel, 3,1);\r
  69                 passwordGrid.addWidget(encryptionType, 3,2);\r
  70                 passwordGrid.setContentsMargins(10, 10,  -10, -10);\r
  71                 grid.addLayout(passwordGrid,1,1);\r
  72                 \r
  73                 \r
  74                 \r
  75                 ok = new QPushButton(tr("OK"));\r
  76                 ok.setEnabled(false);\r
  77                 ok.clicked.connect(this, "okButtonPressed()");\r
  78                 QPushButton cancel = new QPushButton(tr("Cancel"));\r
  79                 cancel.clicked.connect(this, "cancelButtonPressed()");\r
  80                 buttonGrid.addWidget(ok, 1, 1);\r
  81                 buttonGrid.addWidget(cancel, 1,2);\r
  82                 grid.addLayout(buttonGrid,2,1);\r
  83         }\r
  84         \r
  85         public void hideEncryption() {\r
  86                 encryptionType.setVisible(false);\r
  87                 encryptionLabel.setVisible(false);\r
  88         }\r
  89         \r
  90         public String getEncryptionMethod() {\r
  91                 int i = encryptionType.currentIndex();\r
  92                 return encryptionType.itemData(i).toString();\r
  93         }\r
  94         \r
  95         // The OK button was pressed\r
  96         @SuppressWarnings("unused")\r
  97         private void okButtonPressed() {\r
  98                 okPressed = true;\r
  99                 close();\r
 100         }\r
 101         \r
 102         // The CANCEL button was pressed\r
 103         @SuppressWarnings("unused")\r
 104         private void cancelButtonPressed() {\r
 105                 okPressed = false;\r
 106                 close();\r
 107         }\r
 108         \r
 109         // Get the userid from the field\r
 110         public String getPassword() {\r
 111                 return password1.text();\r
 112         }\r
 113         \r
 114         // Check if the OK button was pressed\r
 115         public boolean okPressed() {\r
 116                 return okPressed;\r
 117         }\r
 118         \r
 119         // Validate user input\r
 120         public void validateInput() {\r
 121                 ok.setEnabled(true);\r
 122                 if (password1.text().trim().equals("")) {\r
 123                         ok.setEnabled(false);\r
 124                         return;\r
 125                 }       \r
 126                 if (password1.text().length() < 4) {\r
 127                         ok.setEnabled(false);\r
 128                         return;\r
 129                 }\r
 130                 if (!password1.text().equals(password2.text())) {\r
 131                         ok.setEnabled(false);\r
 132                         return;\r
 133                 }\r
 134                 if (password1.text().indexOf(" ") > -1) {\r
 135                         ok.setEnabled(false);\r
 136                         return;\r
 137                 }\r
 138         }\r
 139 }\r