src/FMEnroll.cpp

   1 #include <KLocale>
   2 #include <QtCore>
   3 #include <QFont>
   4
   5 #include "FMEnroll.h"
   6 #include "FingerNames.h"
   7
   8 /**
   9  * getIface - create new D-Bus interface object, reads scan type and number of
  10  * enroll stages.
  11  */
  12 void FMEnroll::getIface() {
  13         enrollStages = 0;
  14         dbc->claimDevice(device_.device, login_);
  15         if (dbc->isDeviceClaimed()) {
  16                 enrollStages = dbc->getEnrollStages();
  17                 scanType = dbc->getScanType();
  18                 QObject::connect(dbc, SIGNAL(EnrollStatus(QString,bool)),
  19                         this, SLOT(enrollStatus(QString,bool)));
  20         } else {
  21                 scanType = "";
  22         }
  23 }
  24
  25 /**
  26  * FMEnroll constructor
  27  * @param device device selected
  28  * @param login users login
  29  * @param finger selected finger
  30  * @param parent parent widget
  31  */
  32 FMEnroll::FMEnroll(DeviceModel device, QString login, int finger, QWidget *parent) :
  33         KDialog(parent), finger_(finger), device_(device), actualStage(0),
  34         login_(login) {
  35         // Modal dialog, only Cancel button, precedent by separator
  36         setModal(true);
  37         showButtonSeparator(true);
  38         setButtons(KDialog::Cancel);
  39
  40         // D-Bus connection
  41         dbc = FMDbusConn::getConn();
  42         getIface();
  43
  44         // Init and traslate UI components
  45         initComponents(enrollStages);
  46         retranslate();
  47         setMainWidget(mainPanel);
  48         QObject::connect(timer, SIGNAL(timeout()), this, SLOT(timeout()));
  49
  50         // Layout
  51         statusLayout->addWidget(statusLabel);
  52         statusLayout->addWidget(actualStatus);
  53         statusLayout->addStretch();
  54         mainLayout->addLayout(statusLayout);
  55
  56         stagesLayout->addStretch();
  57         for (int i = 0; i < enrollStages; i++) {
  58                 stagesLayout->addWidget(stages[i]);
  59         }
  60         stagesLayout->addStretch();
  61         stagesLayout->addWidget(animLabel);
  62
  63         mainLayout->addLayout(stagesLayout);
  64         mainPanel->setLayout(mainLayout);
  65
  66         setMaximumSize(minimumSizeHint());
  67         setMinimumSize(minimumSizeHint());
  68
  69         if (!dbc->isDeviceClaimed()) {
  70                 actualStatus->setText(i18n("Error while claiming device."));
  71         } else {
  72                 dbc->enrollStart(fingerNames[finger_].iface);
  73         }
  74 }
  75
  76 /**
  77  * initCimponents - init all widgets
  78  * @param enrollStages number of enroll stages
  79  */
  80 void FMEnroll::initComponents(int enrollStages) {
  81         mainPanel = new QWidget();
  82         statusLabel = new QLabel();
  83         QFont font = statusLabel->font();
  84         font.setWeight(QFont::Bold);
  85         statusLabel->setFont(font);
  86         actualStatus = new QLabel();
  87         statusLayout = new QHBoxLayout();
  88         stagesLayout = new QHBoxLayout();
  89         mainLayout = new QVBoxLayout();
  90         timer = new QTimer();
  91         timer->setSingleShot(true);
  92         animLabel = new SensorAnimLabel(scanType);
  93
  94         stages = (EnrollStatus**)malloc(sizeof(EnrollStatus*)*enrollStages);
  95         for (int i = 0; i < enrollStages; i++) {
  96                 stages[i] = new EnrollStatus(this);
  97         }
  98 }
  99
 100 /**
 101  * retranslate - update all UI strings
 102  */
 103 void FMEnroll::retranslate() {
 104         // Set Window Title
 105         setWindowTitle(i18n("Enrolling finger..."));
 106
 107         // What's this
 108         setWhatsThis(i18n("Enroll finger window"));
 109
 110         // Set status label
 111         statusLabel->setText(i18n("Status")+":");
 112
 113         // Set stages tooltips
 114         for (int i = 0; i < enrollStages; i++) {
 115                 QString msg = i18n("Stage %1").arg(i + 1);
 116                 stages[i]->setToolTip(msg);
 117                 stages[i]->setWhatsThis(i18n("Current enrollment progess..."));
 118         }
 119
 120         // Status message
 121         timeout();
 122 }
 123
 124 /**
 125  * setStatusMessage - set suitable status message for actual enroll status
 126  * @param result actual enroll status
 127  */
 128 void FMEnroll::setStatusMessage(QString result) {
 129         int timeout = 2500;
 130         bool checked = false;
 131         if (result == "enroll-stage-passed") {
 132                 checked = true;
 133                 actualStatus->setText(i18n("Stage passed"));
 134                 timeout = 1250;
 135         } else if (result == "enroll-swipe-too-short") {
 136                 actualStatus->setText(i18n("Swipe too short"));
 137         } else if (result == "enroll-finger-not-centered") {
 138                 actualStatus->setText(i18n("Finger not centered"));
 139         } else if (result == "enroll-remove-and-retry") {
 140                 actualStatus->setText(i18n("Remove and retry"));
 141         } else if (result == "enroll-retry-scan") {
 142                 actualStatus->setText(i18n("Retry scan"));
 143         }
 144
 145         stages[actualStage]->setChecked(checked);
 146         animLabel->stop();
 147
 148         timer->start(timeout);
 149
 150         if (checked) {
 151                 actualStage++;
 152         }
 153 }
 154
 155 /**
 156  * enrollStatus - Slot for asynchronous enroll signals
 157  * @param result actual enroll status
 158  * @param done true if enroll process is completed, otherwise false
 159  */
 160 void FMEnroll::enrollStatus(QString result, bool done) {
 161         qDebug() << "enrollStatus:" << result << ", done: " << done;
 162
 163         if (done == true) {
 164                 if (result == "enroll-completed") {
 165                         actualStatus->setText(i18n("Enroll completed"));
 166                         stages[actualStage]->setChecked(true);
 167                         setButtons(KDialog::Ok);
 168                         dbc->enrollStop();
 169                 } else if (result == "enroll-disconnected") {
 170                         actualStatus->setText(i18n("Device disconected. Fingerprint is not enrolled."));
 171                         dbc->enrollStop();
 172                         dbc->releaseDevice();
 173                 } else if (result == "enroll-failed") {
 174                         actualStatus->setText(i18n("Enroll failed."));
 175                         dbc->enrollStop();
 176                 } else if (result == "enroll-unknown-error") {
 177                         actualStatus->setText(i18n("Unknown error."));
 178                         dbc->enrollStop();
 179                 }
 180                 animLabel->stop();
 181         } else setStatusMessage(result);
 182 }
 183
 184 /**
 185  * timeout - handle timeout and set proper message
 186  */
 187 void FMEnroll::timeout() {
 188         // Create actual status message
 189         QString msg;
 190         if (scanType == "swipe") {
 191                 msg = QString(i18n("Swipe your \"%1\" on \"%2\""));
 192         } else {
 193                 msg = QString(i18n("Place your \"%1\" on \"%2\""));
 194         }
 195         msg = msg.arg(i18n(fingerNames[finger_].name), device_.name);
 196         actualStatus->setText(msg);
 197         stages[actualStage]->clearStatus();
 198         animLabel->start();
 199 }
 200
 201 /**
 202  * FMEnroll destructor
 203  */
 204 FMEnroll::~FMEnroll() {
 205         qDebug() << "FMEnroll destructor";
 206         if (statusLabel) delete statusLabel;
 207         if (actualStatus) delete actualStatus;
 208         if (statusLayout) delete statusLayout;
 209         if (stages) {
 210                 for (int i = 0; i < enrollStages; i++) {
 211                         if (stages[i]) delete stages[i];
 212                 }
 213                 free(stages);
 214         }
 215         if (animLabel) delete animLabel;
 216         if (stagesLayout) delete stagesLayout;
 217         if (mainLayout) delete mainLayout;
 218         if (mainPanel) delete mainPanel;
 219         if (dbc) {
 220                 dbc->enrollStop();
 221                 dbc->releaseDevice();
 222                 dbc->releaseConn();
 223         }
 224 }