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