src/qt/bitcoin.cpp

   1 /*
   2  * W.J. van der Laan 2011
   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
  12 #include <QApplication>
  13 #include <QMessageBox>
  14 #include <QThread>
  15 #include <QTextCodec>
  16 #include <QLocale>
  17 #include <QTranslator>
  18 #include <QSplashScreen>
  19 #include <QLibraryInfo>
  20
  21 // Need a global reference for the notifications to find the GUI
  22 BitcoinGUI *guiref;
  23 QSplashScreen *splashref;
  24
  25 int MyMessageBox(const std::string& message, const std::string& caption, int style, wxWindow* parent, int x, int y)
  26 {
  27     // Message from main thread
  28     if(guiref)
  29     {
  30         guiref->error(QString::fromStdString(caption),
  31                       QString::fromStdString(message));
  32     }
  33     else
  34     {
  35         QMessageBox::critical(0, QString::fromStdString(caption),
  36             QString::fromStdString(message),
  37             QMessageBox::Ok, QMessageBox::Ok);
  38     }
  39     return 4;
  40 }
  41
  42 int ThreadSafeMessageBox(const std::string& message, const std::string& caption, int style, wxWindow* parent, int x, int y)
  43 {
  44     bool modal = style & wxMODAL;
  45
  46     if (modal)
  47         while (!guiref)
  48             sleep(1);
  49
  50     // Message from network thread
  51     if(guiref)
  52     {
  53         QMetaObject::invokeMethod(guiref, "error", Qt::QueuedConnection,
  54                                    Q_ARG(QString, QString::fromStdString(caption)),
  55                                    Q_ARG(QString, QString::fromStdString(message)),
  56                                    Q_ARG(bool, modal));
  57     }
  58     else
  59     {
  60         printf("%s: %s\n", caption.c_str(), message.c_str());
  61         fprintf(stderr, "%s: %s\n", caption.c_str(), message.c_str());
  62     }
  63     return 4;
  64 }
  65
  66 bool ThreadSafeAskFee(int64 nFeeRequired, const std::string& strCaption, wxWindow* parent)
  67 {
  68     if(!guiref)
  69         return false;
  70     if(nFeeRequired < MIN_TX_FEE || nFeeRequired <= nTransactionFee || fDaemon)
  71         return true;
  72     bool payFee = false;
  73
  74     // Call slot on GUI thread.
  75     // If called from another thread, use a blocking QueuedConnection.
  76     Qt::ConnectionType connectionType = Qt::DirectConnection;
  77     if(QThread::currentThread() != QCoreApplication::instance()->thread())
  78     {
  79         connectionType = Qt::BlockingQueuedConnection;
  80     }
  81
  82     QMetaObject::invokeMethod(guiref, "askFee", connectionType,
  83                                Q_ARG(qint64, nFeeRequired),
  84                                Q_ARG(bool*, &payFee));
  85
  86     return payFee;
  87 }
  88
  89 void CalledSetStatusBar(const std::string& strText, int nField)
  90 {
  91     // Only used for built-in mining, which is disabled, simple ignore
  92 }
  93
  94 void UIThreadCall(boost::function0<void> fn)
  95 {
  96     // Only used for built-in mining, which is disabled, simple ignore
  97 }
  98
  99 void MainFrameRepaint()
 100 {
 101     if(guiref)
 102         QMetaObject::invokeMethod(guiref, "refreshStatusBar", Qt::QueuedConnection);
 103 }
 104
 105 void InitMessage(const std::string &message)
 106 {
 107     if(splashref)
 108     {
 109         splashref->showMessage(QString::fromStdString(message), Qt::AlignBottom|Qt::AlignHCenter, QColor(255,255,200));
 110         QApplication::instance()->processEvents();
 111     }
 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 int main(int argc, char *argv[])
 123 {
 124     QTextCodec::setCodecForTr(QTextCodec::codecForName("UTF-8"));
 125     QTextCodec::setCodecForCStrings(QTextCodec::codecForTr());
 126
 127     Q_INIT_RESOURCE(bitcoin);
 128     QApplication app(argc, argv);
 129
 130     // Load language files for system locale:
 131     // - First load the translator for the base language, without territory
 132     // - Then load the more specific locale translator
 133     QString lang_territory = QLocale::system().name(); // "en_US"
 134     QString lang = lang_territory;
 135     lang.truncate(lang_territory.lastIndexOf('_')); // "en"
 136     QTranslator qtTranslatorBase, qtTranslator, translatorBase, translator;
 137
 138     qtTranslatorBase.load(QLibraryInfo::location(QLibraryInfo::TranslationsPath) + "/qt_" + lang);
 139     if (!qtTranslatorBase.isEmpty())
 140         app.installTranslator(&qtTranslatorBase);
 141
 142     qtTranslator.load(QLibraryInfo::location(QLibraryInfo::TranslationsPath) + "/qt_" + lang_territory);
 143     if (!qtTranslator.isEmpty())
 144         app.installTranslator(&qtTranslator);
 145
 146     translatorBase.load(":/translations/"+lang);
 147     if (!translatorBase.isEmpty())
 148         app.installTranslator(&translatorBase);
 149
 150     translator.load(":/translations/"+lang_territory);
 151     if (!translator.isEmpty())
 152         app.installTranslator(&translator);
 153
 154     app.setApplicationName(QApplication::translate("main", "Bitcoin-Qt"));
 155
 156     QSplashScreen splash(QPixmap(":/images/splash"), 0);
 157     if (!GetBoolArg("-min"))
 158     {
 159         splash.show();
 160         splash.setAutoFillBackground(true);
 161         splashref = &splash;
 162     }
 163
 164     app.processEvents();
 165
 166     app.setQuitOnLastWindowClosed(false);
 167
 168     try
 169     {
 170         if(AppInit2(argc, argv))
 171         {
 172             {
 173                 // Put this in a block, so that BitcoinGUI is cleaned up properly before
 174                 // calling Shutdown().
 175                 BitcoinGUI window;
 176                 if (splashref)
 177                     splash.finish(&window);
 178                 OptionsModel optionsModel(pwalletMain);
 179                 ClientModel clientModel(&optionsModel);
 180                 WalletModel walletModel(pwalletMain, &optionsModel);
 181
 182                 guiref = &window;
 183                 window.setClientModel(&clientModel);
 184                 window.setWalletModel(&walletModel);
 185
 186                 window.show();
 187
 188                 app.exec();
 189
 190                 guiref = 0;
 191             }
 192             Shutdown(NULL);
 193         }
 194         else
 195         {
 196             return 1;
 197         }
 198     } catch (std::exception& e) {
 199         PrintException(&e, "Runaway exception");
 200     } catch (...) {
 201         PrintException(NULL, "Runaway exception");
 202     }
 203     return 0;
 204 }