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
   9 #include "headers.h"
  10 #include "init.h"
  11 #include "qtipcserver.h"
  12
  13 #include <QApplication>
  14 #include <QMessageBox>
  15 #include <QThread>
  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 // Need a global reference for the notifications to find the GUI
  25 BitcoinGUI *guiref;
  26 QSplashScreen *splashref;
  27
  28 int MyMessageBox(const std::string& message, const std::string& caption, int style, wxWindow* parent, int x, int y)
  29 {
  30     // Message from AppInit2(), always in main thread before main window is constructed
  31     QMessageBox::critical(0, QString::fromStdString(caption),
  32         QString::fromStdString(message),
  33         QMessageBox::Ok, QMessageBox::Ok);
  34     return 4;
  35 }
  36
  37 int ThreadSafeMessageBox(const std::string& message, const std::string& caption, int style, wxWindow* parent, int x, int y)
  38 {
  39     bool modal = style & wxMODAL;
  40
  41     if (modal)
  42         while (!guiref)
  43             sleep(1);
  44
  45     // Message from network thread
  46     if(guiref)
  47     {
  48         QMetaObject::invokeMethod(guiref, "error", 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, wxWindow* parent)
  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     // Call slot on GUI thread.
  70     // If called from another thread, use a blocking QueuedConnection.
  71     Qt::ConnectionType connectionType = Qt::DirectConnection;
  72     if(QThread::currentThread() != QCoreApplication::instance()->thread())
  73     {
  74         connectionType = Qt::BlockingQueuedConnection;
  75     }
  76
  77     QMetaObject::invokeMethod(guiref, "askFee", connectionType,
  78                                Q_ARG(qint64, nFeeRequired),
  79                                Q_ARG(bool*, &payFee));
  80
  81     return payFee;
  82 }
  83
  84 void ThreadSafeHandleURL(const std::string& strURL)
  85 {
  86     if(!guiref)
  87         return;
  88
  89     // Call slot on GUI thread.
  90     // If called from another thread, use a blocking QueuedConnection.
  91     Qt::ConnectionType connectionType = Qt::DirectConnection;
  92     if(QThread::currentThread() != QCoreApplication::instance()->thread())
  93     {
  94         connectionType = Qt::BlockingQueuedConnection;
  95     }
  96     QMetaObject::invokeMethod(guiref, "handleURL", connectionType,
  97                                Q_ARG(QString, QString::fromStdString(strURL)));
  98 }
  99
 100 void CalledSetStatusBar(const std::string& strText, int nField)
 101 {
 102     // Only used for built-in mining, which is disabled, simple ignore
 103 }
 104
 105 void UIThreadCall(boost::function0<void> fn)
 106 {
 107     // Only used for built-in mining, which is disabled, simple ignore
 108 }
 109
 110 void MainFrameRepaint()
 111 {
 112     if(guiref)
 113         QMetaObject::invokeMethod(guiref, "refreshStatusBar", Qt::QueuedConnection);
 114 }
 115
 116 void InitMessage(const std::string &message)
 117 {
 118     if(splashref)
 119     {
 120         splashref->showMessage(QString::fromStdString(message), Qt::AlignBottom|Qt::AlignHCenter, QColor(255,255,200));
 121         QApplication::instance()->processEvents();
 122     }
 123 }
 124
 125 /*
 126    Translate string to current locale using Qt.
 127  */
 128 std::string _(const char* psz)
 129 {
 130     return QCoreApplication::translate("bitcoin-core", psz).toStdString();
 131 }
 132
 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 *strURL = argv[i];
 145             try {
 146                 boost::interprocess::message_queue mq(boost::interprocess::open_only, "BitcoinURL");
 147                 if(mq.try_send(strURL, strlen(strURL), 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         if(AppInit2(argc, argv))
 229         {
 230             {
 231                 // Put this in a block, so that BitcoinGUI is cleaned up properly before
 232                 // calling Shutdown() in case of exceptions.
 233
 234                 optionsModel.Upgrade(); // Must be done after AppInit2
 235
 236                 BitcoinGUI window;
 237                 if (splashref)
 238                     splash.finish(&window);
 239
 240                 ClientModel clientModel(&optionsModel);
 241                 WalletModel walletModel(pwalletMain, &optionsModel);
 242
 243                 guiref = &window;
 244                 window.setClientModel(&clientModel);
 245                 window.setWalletModel(&walletModel);
 246
 247                 // If -min option passed, start window minimized.
 248                 if(GetBoolArg("-min"))
 249                 {
 250                     window.showMinimized();
 251                 }
 252                 else
 253                 {
 254                     window.show();
 255                 }
 256
 257                 // Place this here as guiref has to be defined if we dont want to lose URLs
 258                 ipcInit();
 259
 260 #if !defined(MAC_OSX) && !defined(WIN32)
 261 // TODO: implement qtipcserver.cpp for Mac and Windows
 262
 263                 // Check for URL in argv
 264                 for (int i = 1; i < argc; i++)
 265                 {
 266                     if (strlen(argv[i]) > 7 && strncasecmp(argv[i], "bitcoin:", 8) == 0)
 267                     {
 268                         const char *strURL = argv[i];
 269                         try {
 270                             boost::interprocess::message_queue mq(boost::interprocess::open_only, "BitcoinURL");
 271                             mq.try_send(strURL, strlen(strURL), 0);
 272                         }
 273                         catch (boost::interprocess::interprocess_exception &ex) {
 274                         }
 275                     }
 276                 }
 277 #endif
 278                 app.exec();
 279
 280                 guiref = 0;
 281             }
 282             Shutdown(NULL);
 283         }
 284         else
 285         {
 286             return 1;
 287         }
 288     } catch (std::exception& e) {
 289         PrintException(&e, "Runaway exception");
 290     } catch (...) {
 291         PrintException(NULL, "Runaway exception");
 292     }
 293     return 0;
 294 }
 295 #endif // BITCOIN_QT_TEST