src/qt/bitcoin.cpp

   1 /*
   2  * W.J. van der Laan 2011-2012
   3  */
   4 #include "bitcoingui.h"
   5 #include "clientmodel.h"
   6 #include "walletmodel.h"
   7 #include "optionsmodel.h"
   8 #include "guiutil.h"
   9
  10 #include "headers.h"
  11 #include "init.h"
  12 #include "qtipcserver.h"
  13
  14 #include <QApplication>
  15 #include <QMessageBox>
  16 #include <QTextCodec>
  17 #include <QLocale>
  18 #include <QTranslator>
  19 #include <QSplashScreen>
  20 #include <QLibraryInfo>
  21
  22 #include <boost/interprocess/ipc/message_queue.hpp>
  23
  24 #if defined(BITCOIN_NEED_QT_PLUGINS) && !defined(_BITCOIN_QT_PLUGINS_INCLUDED)
  25 #define _BITCOIN_QT_PLUGINS_INCLUDED
  26 #define __INSURE__
  27 #include <QtPlugin>
  28 Q_IMPORT_PLUGIN(qcncodecs)
  29 Q_IMPORT_PLUGIN(qjpcodecs)
  30 Q_IMPORT_PLUGIN(qtwcodecs)
  31 Q_IMPORT_PLUGIN(qkrcodecs)
  32 Q_IMPORT_PLUGIN(qtaccessiblewidgets)
  33 #endif
  34
  35 // Need a global reference for the notifications to find the GUI
  36 static BitcoinGUI *guiref;
  37 static QSplashScreen *splashref;
  38 static WalletModel *walletmodel;
  39 static ClientModel *clientmodel;
  40
  41 int ThreadSafeMessageBox(const std::string& message, const std::string& caption, int style)
  42 {
  43     // Message from network thread
  44     if(guiref)
  45     {
  46         bool modal = (style & wxMODAL);
  47         // in case of modal message, use blocking connection to wait for user to click OK
  48         QMetaObject::invokeMethod(guiref, "error",
  49                                    modal ? GUIUtil::blockingGUIThreadConnection() : Qt::QueuedConnection,
  50                                    Q_ARG(QString, QString::fromStdString(caption)),
  51                                    Q_ARG(QString, QString::fromStdString(message)),
  52                                    Q_ARG(bool, modal));
  53     }
  54     else
  55     {
  56         printf("%s: %s\n", caption.c_str(), message.c_str());
  57         fprintf(stderr, "%s: %s\n", caption.c_str(), message.c_str());
  58     }
  59     return 4;
  60 }
  61
  62 bool ThreadSafeAskFee(int64 nFeeRequired, const std::string& strCaption)
  63 {
  64     if(!guiref)
  65         return false;
  66     if(nFeeRequired < MIN_TX_FEE || nFeeRequired <= nTransactionFee || fDaemon)
  67         return true;
  68     bool payFee = false;
  69
  70     QMetaObject::invokeMethod(guiref, "askFee", GUIUtil::blockingGUIThreadConnection(),
  71                                Q_ARG(qint64, nFeeRequired),
  72                                Q_ARG(bool*, &payFee));
  73
  74     return payFee;
  75 }
  76
  77 void ThreadSafeHandleURI(const std::string& strURI)
  78 {
  79     if(!guiref)
  80         return;
  81
  82     QMetaObject::invokeMethod(guiref, "handleURI", GUIUtil::blockingGUIThreadConnection(),
  83                                Q_ARG(QString, QString::fromStdString(strURI)));
  84 }
  85
  86 void MainFrameRepaint()
  87 {
  88     if(clientmodel)
  89         QMetaObject::invokeMethod(clientmodel, "update", Qt::QueuedConnection);
  90     if(walletmodel)
  91         QMetaObject::invokeMethod(walletmodel, "update", Qt::QueuedConnection);
  92 }
  93
  94 void AddressBookRepaint()
  95 {
  96     if(walletmodel)
  97         QMetaObject::invokeMethod(walletmodel, "updateAddressList", Qt::QueuedConnection);
  98 }
  99
 100 void InitMessage(const std::string &message)
 101 {
 102     if(splashref)
 103     {
 104         splashref->showMessage(QString::fromStdString(message), Qt::AlignBottom|Qt::AlignHCenter, QColor(255,255,200));
 105         QApplication::instance()->processEvents();
 106     }
 107 }
 108
 109 void QueueShutdown()
 110 {
 111     QMetaObject::invokeMethod(QCoreApplication::instance(), "quit", Qt::QueuedConnection);
 112 }
 113
 114 /*
 115    Translate string to current locale using Qt.
 116  */
 117 std::string _(const char* psz)
 118 {
 119     return QCoreApplication::translate("bitcoin-core", psz).toStdString();
 120 }
 121
 122 /* Handle runaway exceptions. Shows a message box with the problem and quits the program.
 123  */
 124 static void handleRunawayException(std::exception *e)
 125 {
 126     PrintExceptionContinue(e, "Runaway exception");
 127     QMessageBox::critical(0, "Runaway exception", BitcoinGUI::tr("A fatal error occured. Bitcoin can no longer continue safely and will quit.") + QString("\n\n") + QString::fromStdString(strMiscWarning));
 128     exit(1);
 129 }
 130
 131 #ifdef WIN32
 132 #define strncasecmp strnicmp
 133 #endif
 134 #ifndef BITCOIN_QT_TEST
 135 int main(int argc, char *argv[])
 136 {
 137 #if !defined(MAC_OSX) && !defined(WIN32)
 138 // TODO: implement qtipcserver.cpp for Mac and Windows
 139
 140     // Do this early as we don't want to bother initializing if we are just calling IPC
 141     for (int i = 1; i < argc; i++)
 142     {
 143         if (strlen(argv[i]) > 7 && strncasecmp(argv[i], "bitcoin:", 8) == 0)
 144         {
 145             const char *strURI = argv[i];
 146             try {
 147                 boost::interprocess::message_queue mq(boost::interprocess::open_only, BITCOINURI_QUEUE_NAME);
 148                 if(mq.try_send(strURI, strlen(strURI), 0))
 149                     exit(0);
 150                 else
 151                     break;
 152             }
 153             catch (boost::interprocess::interprocess_exception &ex) {
 154                 break;
 155             }
 156         }
 157     }
 158 #endif
 159
 160     // Internal string conversion is all UTF-8
 161     QTextCodec::setCodecForTr(QTextCodec::codecForName("UTF-8"));
 162     QTextCodec::setCodecForCStrings(QTextCodec::codecForTr());
 163
 164     Q_INIT_RESOURCE(bitcoin);
 165     QApplication app(argc, argv);
 166
 167     // Command-line options take precedence:
 168     ParseParameters(argc, argv);
 169
 170     // ... then bitcoin.conf:
 171     if (!ReadConfigFile(mapArgs, mapMultiArgs))
 172     {
 173         fprintf(stderr, "Error: Specified directory does not exist\n");
 174         return 1;
 175     }
 176
 177     // Application identification (must be set before OptionsModel is initialized,
 178     // as it is used to locate QSettings)
 179     app.setOrganizationName("Bitcoin");
 180     app.setOrganizationDomain("bitcoin.org");
 181     if(GetBoolArg("-testnet")) // Separate UI settings for testnet
 182         app.setApplicationName("Bitcoin-Qt-testnet");
 183     else
 184         app.setApplicationName("Bitcoin-Qt");
 185
 186     // ... then GUI settings:
 187     OptionsModel optionsModel;
 188
 189     // Get desired locale ("en_US") from command line or system locale
 190     QString lang_territory = QString::fromStdString(GetArg("-lang", QLocale::system().name().toStdString()));
 191     // Load language files for configured locale:
 192     // - First load the translator for the base language, without territory
 193     // - Then load the more specific locale translator
 194     QString lang = lang_territory;
 195
 196     lang.truncate(lang_territory.lastIndexOf('_')); // "en"
 197     QTranslator qtTranslatorBase, qtTranslator, translatorBase, translator;
 198
 199     qtTranslatorBase.load(QLibraryInfo::location(QLibraryInfo::TranslationsPath) + "/qt_" + lang);
 200     if (!qtTranslatorBase.isEmpty())
 201         app.installTranslator(&qtTranslatorBase);
 202
 203     qtTranslator.load(QLibraryInfo::location(QLibraryInfo::TranslationsPath) + "/qt_" + lang_territory);
 204     if (!qtTranslator.isEmpty())
 205         app.installTranslator(&qtTranslator);
 206
 207     translatorBase.load(":/translations/"+lang);
 208     if (!translatorBase.isEmpty())
 209         app.installTranslator(&translatorBase);
 210
 211     translator.load(":/translations/"+lang_territory);
 212     if (!translator.isEmpty())
 213         app.installTranslator(&translator);
 214
 215     QSplashScreen splash(QPixmap(":/images/splash"), 0);
 216     if (GetBoolArg("-splash", true) && !GetBoolArg("-min"))
 217     {
 218         splash.show();
 219         splash.setAutoFillBackground(true);
 220         splashref = &splash;
 221     }
 222
 223     app.processEvents();
 224
 225     app.setQuitOnLastWindowClosed(false);
 226
 227     try
 228     {
 229         BitcoinGUI window;
 230         guiref = &window;
 231         if(AppInit2(argc, argv))
 232         {
 233             {
 234                 // Put this in a block, so that the Model objects are cleaned up before
 235                 // calling Shutdown().
 236
 237                 optionsModel.Upgrade(); // Must be done after AppInit2
 238
 239                 if (splashref)
 240                     splash.finish(&window);
 241
 242                 ClientModel clientModel(&optionsModel);
 243                 clientmodel = &clientModel;
 244                 WalletModel walletModel(pwalletMain, &optionsModel);
 245                 walletmodel = &walletModel;
 246
 247                 window.setClientModel(&clientModel);
 248                 window.setWalletModel(&walletModel);
 249
 250                 // If -min option passed, start window minimized.
 251                 if(GetBoolArg("-min"))
 252                 {
 253                     window.showMinimized();
 254                 }
 255                 else
 256                 {
 257                     window.show();
 258                 }
 259
 260                 // Place this here as guiref has to be defined if we dont want to lose URIs
 261                 ipcInit();
 262
 263 #if !defined(MAC_OSX) && !defined(WIN32)
 264 // TODO: implement qtipcserver.cpp for Mac and Windows
 265
 266                 // Check for URI in argv
 267                 for (int i = 1; i < argc; i++)
 268                 {
 269                     if (strlen(argv[i]) > 7 && strncasecmp(argv[i], "bitcoin:", 8) == 0)
 270                     {
 271                         const char *strURI = argv[i];
 272                         try {
 273                             boost::interprocess::message_queue mq(boost::interprocess::open_only, BITCOINURI_QUEUE_NAME);
 274                             mq.try_send(strURI, strlen(strURI), 0);
 275                         }
 276                         catch (boost::interprocess::interprocess_exception &ex) {
 277                         }
 278                     }
 279                 }
 280 #endif
 281                 app.exec();
 282
 283                 window.setClientModel(0);
 284                 window.setWalletModel(0);
 285                 guiref = 0;
 286                 clientmodel = 0;
 287                 walletmodel = 0;
 288             }
 289             Shutdown(NULL);
 290         }
 291         else
 292         {
 293             return 1;
 294         }
 295     } catch (std::exception& e) {
 296         handleRunawayException(&e);
 297     } catch (...) {
 298         handleRunawayException(NULL);
 299     }
 300     return 0;
 301 }
 302 #endif // BITCOIN_QT_TEST