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     // Message from network thread
  45     if(guiref)
  46     {
  47         QMetaObject::invokeMethod(guiref, "error", Qt::QueuedConnection,
  48                                    Q_ARG(QString, QString::fromStdString(caption)),
  49                                    Q_ARG(QString, QString::fromStdString(message)));
  50     }
  51     else
  52     {
  53         printf("%s: %s\n", caption.c_str(), message.c_str());
  54         fprintf(stderr, "%s: %s\n", caption.c_str(), message.c_str());
  55     }
  56     return 4;
  57 }
  58
  59 bool ThreadSafeAskFee(int64 nFeeRequired, const std::string& strCaption, wxWindow* parent)
  60 {
  61     if(!guiref)
  62         return false;
  63     if(nFeeRequired < MIN_TX_FEE || nFeeRequired <= nTransactionFee || fDaemon)
  64         return true;
  65     bool payFee = false;
  66
  67     // Call slot on GUI thread.
  68     // If called from another thread, use a blocking QueuedConnection.
  69     Qt::ConnectionType connectionType = Qt::DirectConnection;
  70     if(QThread::currentThread() != QCoreApplication::instance()->thread())
  71     {
  72         connectionType = Qt::BlockingQueuedConnection;
  73     }
  74
  75     QMetaObject::invokeMethod(guiref, "askFee", connectionType,
  76                                Q_ARG(qint64, nFeeRequired),
  77                                Q_ARG(bool*, &payFee));
  78
  79     return payFee;
  80 }
  81
  82 void CalledSetStatusBar(const std::string& strText, int nField)
  83 {
  84     // Only used for built-in mining, which is disabled, simple ignore
  85 }
  86
  87 void UIThreadCall(boost::function0<void> fn)
  88 {
  89     // Only used for built-in mining, which is disabled, simple ignore
  90 }
  91
  92 void MainFrameRepaint()
  93 {
  94     if(guiref)
  95         QMetaObject::invokeMethod(guiref, "refreshStatusBar", Qt::QueuedConnection);
  96 }
  97
  98 void InitMessage(const std::string &message)
  99 {
 100     if(splashref)
 101     {
 102         splashref->showMessage(QString::fromStdString(message), Qt::AlignBottom|Qt::AlignHCenter, QColor(255,255,200));
 103         QApplication::instance()->processEvents();
 104     }
 105 }
 106
 107 /*
 108    Translate string to current locale using Qt.
 109  */
 110 std::string _(const char* psz)
 111 {
 112     return QCoreApplication::translate("bitcoin-core", psz).toStdString();
 113 }
 114
 115 int main(int argc, char *argv[])
 116 {
 117     QTextCodec::setCodecForTr(QTextCodec::codecForName("UTF-8"));
 118     QTextCodec::setCodecForCStrings(QTextCodec::codecForTr());
 119
 120     Q_INIT_RESOURCE(bitcoin);
 121     QApplication app(argc, argv);
 122
 123     // Load language files for system locale:
 124     // - First load the translator for the base language, without territory
 125     // - Then load the more specific locale translator
 126     QString lang_territory = QLocale::system().name(); // "en_US"
 127     QString lang = lang_territory;
 128     lang.truncate(lang_territory.lastIndexOf('_')); // "en"
 129     QTranslator qtTranslatorBase, qtTranslator, translatorBase, translator;
 130
 131     qtTranslatorBase.load(QLibraryInfo::location(QLibraryInfo::TranslationsPath) + "/qt_" + lang);
 132     if (!qtTranslatorBase.isEmpty())
 133         app.installTranslator(&qtTranslatorBase);
 134
 135     qtTranslator.load(QLibraryInfo::location(QLibraryInfo::TranslationsPath) + "/qt_" + lang_territory);
 136     if (!qtTranslator.isEmpty())
 137         app.installTranslator(&qtTranslator);
 138
 139     translatorBase.load(":/translations/"+lang);
 140     if (!translatorBase.isEmpty())
 141         app.installTranslator(&translatorBase);
 142
 143     translator.load(":/translations/"+lang_territory);
 144     if (!translator.isEmpty())
 145         app.installTranslator(&translator);
 146
 147     app.setApplicationName(QApplication::translate("main", "Bitcoin-Qt"));
 148
 149     QSplashScreen splash(QPixmap(":/images/splash"), 0);
 150     splash.show();
 151     splash.setAutoFillBackground(true);
 152     splashref = &splash;
 153
 154     app.processEvents();
 155
 156     app.setQuitOnLastWindowClosed(false);
 157
 158     try
 159     {
 160         if(AppInit2(argc, argv))
 161         {
 162             {
 163                 // Put this in a block, so that BitcoinGUI is cleaned up properly before
 164                 // calling Shutdown() in case of exceptions.
 165                 BitcoinGUI window;
 166                 splash.finish(&window);
 167                 OptionsModel optionsModel(pwalletMain);
 168                 ClientModel clientModel(&optionsModel);
 169                 WalletModel walletModel(pwalletMain, &optionsModel);
 170
 171                 guiref = &window;
 172                 window.setClientModel(&clientModel);
 173                 window.setWalletModel(&walletModel);
 174
 175                 // If -min option passed, start window minimized.
 176                 if(GetBoolArg("-min"))
 177                 {
 178                     window.showMinimized();
 179                 }
 180                 else
 181                 {
 182                     window.show();
 183                 }
 184
 185                 app.exec();
 186
 187                 guiref = 0;
 188             }
 189             Shutdown(NULL);
 190         }
 191         else
 192         {
 193             return 1;
 194         }
 195     } catch (std::exception& e) {
 196         PrintException(&e, "Runaway exception");
 197     } catch (...) {
 198         PrintException(NULL, "Runaway exception");
 199     }
 200     return 0;
 201 }