src/qt/bitcoin.cpp

   1 /*
   2  * W.J. van der Laan 20011-2012
   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     // Message from network thread
  40     if(guiref)
  41     {
  42         QMetaObject::invokeMethod(guiref, "error", Qt::QueuedConnection,
  43                                    Q_ARG(QString, QString::fromStdString(caption)),
  44                                    Q_ARG(QString, QString::fromStdString(message)));
  45     }
  46     else
  47     {
  48         printf("%s: %s\n", caption.c_str(), message.c_str());
  49         fprintf(stderr, "%s: %s\n", caption.c_str(), message.c_str());
  50     }
  51     return 4;
  52 }
  53
  54 bool ThreadSafeAskFee(int64 nFeeRequired, const std::string& strCaption, wxWindow* parent)
  55 {
  56     if(!guiref)
  57         return false;
  58     if(nFeeRequired < MIN_TX_FEE || nFeeRequired <= nTransactionFee || fDaemon)
  59         return true;
  60     bool payFee = false;
  61
  62     // Call slot on GUI thread.
  63     // If called from another thread, use a blocking QueuedConnection.
  64     Qt::ConnectionType connectionType = Qt::DirectConnection;
  65     if(QThread::currentThread() != QCoreApplication::instance()->thread())
  66     {
  67         connectionType = Qt::BlockingQueuedConnection;
  68     }
  69
  70     QMetaObject::invokeMethod(guiref, "askFee", connectionType,
  71                                Q_ARG(qint64, nFeeRequired),
  72                                Q_ARG(bool*, &payFee));
  73
  74     return payFee;
  75 }
  76
  77 void ThreadSafeHandleURL(const std::string& strURL)
  78 {
  79     if(!guiref)
  80         return;
  81
  82     // Call slot on GUI thread.
  83     // If called from another thread, use a blocking QueuedConnection.
  84     Qt::ConnectionType connectionType = Qt::DirectConnection;
  85     if(QThread::currentThread() != QCoreApplication::instance()->thread())
  86     {
  87         connectionType = Qt::BlockingQueuedConnection;
  88     }
  89     QMetaObject::invokeMethod(guiref, "handleURL", connectionType,
  90                                Q_ARG(QString, QString::fromStdString(strURL)));
  91 }
  92
  93 void CalledSetStatusBar(const std::string& strText, int nField)
  94 {
  95     // Only used for built-in mining, which is disabled, simple ignore
  96 }
  97
  98 void UIThreadCall(boost::function0<void> fn)
  99 {
 100     // Only used for built-in mining, which is disabled, simple ignore
 101 }
 102
 103 void MainFrameRepaint()
 104 {
 105     if(guiref)
 106         QMetaObject::invokeMethod(guiref, "refreshStatusBar", Qt::QueuedConnection);
 107 }
 108
 109 void InitMessage(const std::string &message)
 110 {
 111     if(splashref)
 112     {
 113         splashref->showMessage(QString::fromStdString(message), Qt::AlignBottom|Qt::AlignHCenter, QColor(255,255,200));
 114         QApplication::instance()->processEvents();
 115     }
 116 }
 117
 118 /*
 119    Translate string to current locale using Qt.
 120  */
 121 std::string _(const char* psz)
 122 {
 123     return QCoreApplication::translate("bitcoin-core", psz).toStdString();
 124 }
 125
 126 #ifndef BITCOIN_QT_TEST
 127 int main(int argc, char *argv[])
 128 {
 129     // Do this early as we don't want to bother initializing if we are just calling IPC
 130     for (int i = 1; i < argc; i++)
 131     {
 132         if (strlen(argv[i]) > 7 && strncasecmp(argv[i], "bitcoin:", 8) == 0)
 133         {
 134             const char *strURL = argv[i];
 135             try {
 136                 boost::interprocess::message_queue mq(boost::interprocess::open_only, "BitcoinURL");
 137                 if(mq.try_send(strURL, strlen(strURL), 0))
 138                     exit(0);
 139                 else
 140                     break;
 141             }
 142             catch (boost::interprocess::interprocess_exception &ex) {
 143                 break;
 144             }
 145         }
 146     }
 147
 148     // Internal string conversion is all UTF-8
 149     QTextCodec::setCodecForTr(QTextCodec::codecForName("UTF-8"));
 150     QTextCodec::setCodecForCStrings(QTextCodec::codecForTr());
 151
 152     Q_INIT_RESOURCE(bitcoin);
 153     QApplication app(argc, argv);
 154
 155     ParseParameters(argc, argv);
 156
 157     // Get desired locale ("en_US") from command line or system locale
 158     QString lang_territory = QString::fromStdString(GetArg("-lang", QLocale::system().name().toStdString()));
 159     // Load language files for configured locale:
 160     // - First load the translator for the base language, without territory
 161     // - Then load the more specific locale translator
 162     QString lang = lang_territory;
 163
 164     lang.truncate(lang_territory.lastIndexOf('_')); // "en"
 165     QTranslator qtTranslatorBase, qtTranslator, translatorBase, translator;
 166
 167     qtTranslatorBase.load(QLibraryInfo::location(QLibraryInfo::TranslationsPath) + "/qt_" + lang);
 168     if (!qtTranslatorBase.isEmpty())
 169         app.installTranslator(&qtTranslatorBase);
 170
 171     qtTranslator.load(QLibraryInfo::location(QLibraryInfo::TranslationsPath) + "/qt_" + lang_territory);
 172     if (!qtTranslator.isEmpty())
 173         app.installTranslator(&qtTranslator);
 174
 175     translatorBase.load(":/translations/"+lang);
 176     if (!translatorBase.isEmpty())
 177         app.installTranslator(&translatorBase);
 178
 179     translator.load(":/translations/"+lang_territory);
 180     if (!translator.isEmpty())
 181         app.installTranslator(&translator);
 182
 183     app.setApplicationName(QApplication::translate("main", "Bitcoin-Qt"));
 184
 185     QSplashScreen splash(QPixmap(":/images/splash"), 0);
 186     if (GetBoolArg("-splash", true) && !GetBoolArg("-min"))
 187     {
 188         splash.show();
 189         splash.setAutoFillBackground(true);
 190         splashref = &splash;
 191     }
 192
 193     app.processEvents();
 194
 195     app.setQuitOnLastWindowClosed(false);
 196
 197     try
 198     {
 199         if(AppInit2(argc, argv))
 200         {
 201             {
 202                 // Put this in a block, so that BitcoinGUI is cleaned up properly before
 203                 // calling Shutdown() in case of exceptions.
 204                 BitcoinGUI window;
 205                 if (splashref)
 206                     splash.finish(&window);
 207                 OptionsModel optionsModel(pwalletMain);
 208                 ClientModel clientModel(&optionsModel);
 209                 WalletModel walletModel(pwalletMain, &optionsModel);
 210
 211                 guiref = &window;
 212                 window.setClientModel(&clientModel);
 213                 window.setWalletModel(&walletModel);
 214
 215                 // If -min option passed, start window minimized.
 216                 if(GetBoolArg("-min"))
 217                 {
 218                     window.showMinimized();
 219                 }
 220                 else
 221                 {
 222                     window.show();
 223                 }
 224
 225                 // Place this here as guiref has to be defined if we dont want to lose URLs
 226                 ipcInit();
 227                 // Check for URL in argv
 228                 for (int i = 1; i < argc; i++)
 229                 {
 230                     if (strlen(argv[i]) > 7 && strncasecmp(argv[i], "bitcoin:", 8) == 0)
 231                     {
 232                         const char *strURL = argv[i];
 233                         try {
 234                             boost::interprocess::message_queue mq(boost::interprocess::open_only, "BitcoinURL");
 235                             mq.try_send(strURL, strlen(strURL), 0);
 236                         }
 237                         catch (boost::interprocess::interprocess_exception &ex) {
 238                         }
 239                     }
 240                 }
 241
 242                 app.exec();
 243
 244                 guiref = 0;
 245             }
 246             Shutdown(NULL);
 247         }
 248         else
 249         {
 250             return 1;
 251         }
 252     } catch (std::exception& e) {
 253         PrintException(&e, "Runaway exception");
 254     } catch (...) {
 255         PrintException(NULL, "Runaway exception");
 256     }
 257     return 0;
 258 }
 259 #endif // BITCOIN_QT_TEST