vaikene.ee Git - evaf/blob - src/apps/PswGen/GUI/gui.cpp

   1 /**
   2  * @file PswGen/GUI/gui.cpp
   3  * @brief GUI for the PswGen application
   4  * @author Enar Vaikene
   5  *
   6  * Copyright (c) 2011 Enar Vaikene
   7  *
   8  * This file is part of the eVaf C++ cross-platform application development framework.
   9  *
  10  * This file can be used under the terms of the GNU General Public License
  11  * version 3.0 as published by the Free Software Foundation and appearing in
  12  * the file LICENSE included in the packaging of this file. Please review the
  13  * the following information to ensure the GNU General Public License version
  14  * 3.0 requirements will be met: http://www.gnu.org/copyleft/gpl.html.
  15  *
  16  * Alternatively, this file may be used in accordance with the Commercial License
  17  * Agreement provided with the Software.
  18  */
  19
  20 #include "gui.h"
  21 #include "version.h"
  22
  23 #include "Generator/iGenerator"
  24 #include "Storage/iStorage"
  25
  26 #include <Common/Globals>
  27 #include <Common/iLogger>
  28 #include <Common/iRegistry>
  29 #include <SdiWindow/iSdiWindow>
  30 #include <Gui/Panel>
  31
  32 #include <QtGui>
  33
  34
  35 VER_EXPORT_VERSION_INFO()
  36 Q_EXPORT_PLUGIN2(VER_MODULE_NAME_STR, eVaf::PswGen::GUI::Module)
  37
  38
  39 //-------------------------------------------------------------------
  40
  41 using namespace eVaf;
  42 using namespace eVaf::PswGen::GUI;
  43
  44 int const Module::DefaultPasswordLength = 16;
  45
  46 Module::Module()
  47     : Plugins::iPlugin()
  48     , mReady(false)
  49     , mGenerator(0)
  50     , mStorage(0)
  51 {
  52     setObjectName(QString("%1.%2").arg(VER_MODULE_NAME_STR).arg(__FUNCTION__));
  53
  54     EVAF_INFO("%s created", qPrintable(objectName()));
  55 }
  56
  57 Module::~Module()
  58 {
  59     EVAF_INFO("%s destroyed", qPrintable(objectName()));
  60 }
  61
  62 bool Module::init(QString const & args)
  63 {
  64     Q_UNUSED(args);
  65
  66     // Get the iGenerator interface
  67     EVAF_TEST_X((mGenerator = evafQueryInterface<PswGen::iGenerator>("iGenerator")), "No iGenerator interface");
  68
  69     // Get the iStorage interface (can be null)
  70     mStorage = evafQueryInterface<PswGen::iStorage>("iStorage");
  71     if (!mStorage)
  72         EVAF_WARNING("No iStorage interface");
  73
  74     // Get the main window interface and fill it with the widgets
  75     SdiWindow::iSdiWindow * win = evafQueryInterface<SdiWindow::iSdiWindow>("iSdiWindow");
  76     EVAF_TEST_X(win, "No iSdiWindow interface");
  77
  78     Gui::Panel * panel = new Gui::Panel;
  79     win->addPanel("PswGen", panel);
  80
  81     QVBoxLayout * v = new QVBoxLayout;
  82     panel->setLayout(v);
  83
  84     QGridLayout * g = new QGridLayout;
  85     v->addLayout(g);
  86     g->setColumnStretch(2, 2);
  87
  88     QLabel * l = new QLabel(tr("Master &password:", VER_MODULE_NAME_STR));
  89     l->setAlignment(Qt::AlignRight);
  90     g->addWidget(l, 0, 0);
  91
  92     wMasterPassword = new QLineEdit;
  93     l->setBuddy(wMasterPassword);
  94     connect(wMasterPassword, SIGNAL(textChanged(QString)), this, SLOT(textChanged(QString)));
  95     wMasterPassword->setEchoMode(QLineEdit::Password);
  96     g->addWidget(wMasterPassword, 0, 1, 1, 2);
  97
  98     l = new QLabel(tr("Web site or application &name:", VER_MODULE_NAME_STR));
  99     l->setAlignment(Qt::AlignRight);
 100     g->addWidget(l, 1, 0);
 101
 102     wName = new QLineEdit;
 103     l->setBuddy(wName);
 104     if (mStorage) {
 105         QCompleter * completer = new QCompleter(wName);
 106         completer->setModel(mStorage->autoCompletionModel());
 107         completer->setCompletionMode(QCompleter::InlineCompletion);
 108         wName->setCompleter(completer);
 109     }
 110     connect(wName, SIGNAL(textChanged(QString)), this, SLOT(textChanged(QString)));
 111     g->addWidget(wName, 1, 1, 1, 2);
 112     panel->setFocusProxy(wName);
 113
 114     l = new QLabel(tr("&Length of the password:", VER_MODULE_NAME_STR));
 115     l->setAlignment(Qt::AlignRight);
 116     g->addWidget(l, 2, 0);
 117
 118     wLength = new QSpinBox;
 119     l->setBuddy(wLength);
 120     wLength->setRange(0, mGenerator->maxLength());
 121     wLength->setValue(DefaultPasswordLength);
 122     wLength->setSpecialValueText(tr("Maximum", VER_MODULE_NAME_STR));
 123     g->addWidget(wLength, 2, 1);
 124
 125     l = new QLabel(tr("Password:"));
 126     l->setAlignment(Qt::AlignRight);
 127     g->addWidget(l, 3, 0);
 128
 129     wPassword = new QLineEdit;
 130     wPassword->setReadOnly(true);
 131     g->addWidget(wPassword, 3, 1, 1, 2);
 132
 133     v->addStretch();
 134
 135     QHBoxLayout * h = new QHBoxLayout;
 136     h->addStretch();
 137     v->addLayout(h);
 138
 139     wGenerate = new QPushButton(tr("&Generate", VER_MODULE_NAME_STR));
 140     wGenerate->setDisabled(true);
 141     wGenerate->setDefault(true);
 142     connect(wGenerate, SIGNAL(clicked()), this, SLOT(generateClicked()));
 143     h->addWidget(wGenerate);
 144
 145     wCopy = new QPushButton(tr("&Copy to Clipboard", VER_MODULE_NAME_STR));
 146     wCopy->setDisabled(true);
 147     connect(wCopy, SIGNAL(clicked()), this, SLOT(copyClicked()));
 148     h->addWidget(wCopy);
 149
 150     QAction * a = new QAction(panel);
 151     a->setShortcut(Qt::Key_Return);
 152     connect(a, SIGNAL(triggered()), this, SLOT(generateClicked()));
 153     panel->addAction(a);
 154
 155     a = new QAction(panel);
 156     a->setShortcut(Qt::Key_Escape);
 157     connect(a, SIGNAL(triggered()), qApp, SLOT(quit()));
 158     panel->addAction(a);
 159
 160     mReady = true;
 161
 162     EVAF_INFO("%s initialized", qPrintable(objectName()));
 163
 164     return true;
 165 }
 166
 167 void Module::done()
 168 {
 169     mReady = false;
 170
 171     EVAF_INFO("%s finalized", qPrintable(objectName()));
 172 }
 173
 174 void Module::textChanged(QString const &)
 175 {
 176     wGenerate->setDisabled(wMasterPassword->text().isEmpty() || wName->text().isEmpty());
 177     if (!wName->text().isEmpty() && mStorage) {
 178         QExplicitlySharedDataPointer<PswGen::Storage::Data> data = mStorage->query(wName->text());
 179         if (data)
 180             wLength->setValue(data->length());
 181     }
 182 }
 183
 184 void Module::generateClicked()
 185 {
 186     if (wMasterPassword->text().isEmpty() || wName->text().isEmpty())
 187         return;
 188     wPassword->setText(mGenerator->generatePassword(wName->text(), wMasterPassword->text(), wLength->value()));
 189     wCopy->setEnabled(true);
 190     if (mStorage) {
 191         QExplicitlySharedDataPointer<PswGen::Storage::Data> data = mStorage->query(wName->text());
 192         if (!data)
 193             data = new Storage::Data(wName->text(), wLength->value());
 194         else
 195             data->setLength(wLength->value());
 196         mStorage->save(wName->text(), data);
 197     }
 198 }
 199
 200 void Module::copyClicked()
 201 {
 202     QClipboard * clipboard = QApplication::clipboard();
 203     if (clipboard)
 204         clipboard->setText(wPassword->text());
 205 }