Revert "выбор папки для базы блоков из GUI"
[novacoin.git] / src / qt / bitcoin.cpp
index 71e2daf..e2b6904 100644 (file)
@@ -5,47 +5,47 @@
 #include "clientmodel.h"
 #include "walletmodel.h"
 #include "optionsmodel.h"
+#include "guiutil.h"
+#include "guiconstants.h"
 
-#include "headers.h"
 #include "init.h"
+#include "ui_interface.h"
 #include "qtipcserver.h"
 
 #include <QApplication>
 #include <QMessageBox>
-#include <QThread>
+#if QT_VERSION < 0x050000
 #include <QTextCodec>
+#endif
 #include <QLocale>
 #include <QTranslator>
 #include <QSplashScreen>
 #include <QLibraryInfo>
 
-#include <boost/interprocess/ipc/message_queue.hpp>
+#if defined(BITCOIN_NEED_QT_PLUGINS) && !defined(_BITCOIN_QT_PLUGINS_INCLUDED)
+#define _BITCOIN_QT_PLUGINS_INCLUDED
+#define __INSURE__
+#include <QtPlugin>
+Q_IMPORT_PLUGIN(qcncodecs)
+Q_IMPORT_PLUGIN(qjpcodecs)
+Q_IMPORT_PLUGIN(qtwcodecs)
+Q_IMPORT_PLUGIN(qkrcodecs)
+Q_IMPORT_PLUGIN(qtaccessiblewidgets)
+#endif
 
 // Need a global reference for the notifications to find the GUI
-BitcoinGUI *guiref;
-QSplashScreen *splashref;
-
-int MyMessageBox(const std::string& message, const std::string& caption, int style, wxWindow* parent, int x, int y)
-{
-    // Message from AppInit2(), always in main thread before main window is constructed
-    QMessageBox::critical(0, QString::fromStdString(caption),
-        QString::fromStdString(message),
-        QMessageBox::Ok, QMessageBox::Ok);
-    return 4;
-}
+static BitcoinGUI *guiref;
+static QSplashScreen *splashref;
 
-int ThreadSafeMessageBox(const std::string& message, const std::string& caption, int style, wxWindow* parent, int x, int y)
+static void ThreadSafeMessageBox(const std::string& message, const std::string& caption, int style)
 {
-    bool modal = style & wxMODAL;
-
-    if (modal)
-        while (!guiref)
-            sleep(1);
-
     // Message from network thread
     if(guiref)
     {
-        QMetaObject::invokeMethod(guiref, "error", Qt::QueuedConnection,
+        bool modal = (style & CClientUIInterface::MODAL);
+        // in case of modal message, use blocking connection to wait for user to click OK
+        QMetaObject::invokeMethod(guiref, "error",
+                                   modal ? GUIUtil::blockingGUIThreadConnection() : Qt::QueuedConnection,
                                    Q_ARG(QString, QString::fromStdString(caption)),
                                    Q_ARG(QString, QString::fromStdString(message)),
                                    Q_ARG(bool, modal));
@@ -55,10 +55,9 @@ int ThreadSafeMessageBox(const std::string& message, const std::string& caption,
         printf("%s: %s\n", caption.c_str(), message.c_str());
         fprintf(stderr, "%s: %s\n", caption.c_str(), message.c_str());
     }
-    return 4;
 }
 
-bool ThreadSafeAskFee(int64 nFeeRequired, const std::string& strCaption, wxWindow* parent)
+static bool ThreadSafeAskFee(int64_t nFeeRequired, const std::string& strCaption)
 {
     if(!guiref)
         return false;
@@ -66,54 +65,23 @@ bool ThreadSafeAskFee(int64 nFeeRequired, const std::string& strCaption, wxWindo
         return true;
     bool payFee = false;
 
-    // Call slot on GUI thread.
-    // If called from another thread, use a blocking QueuedConnection.
-    Qt::ConnectionType connectionType = Qt::DirectConnection;
-    if(QThread::currentThread() != QCoreApplication::instance()->thread())
-    {
-        connectionType = Qt::BlockingQueuedConnection;
-    }
-
-    QMetaObject::invokeMethod(guiref, "askFee", connectionType,
+    QMetaObject::invokeMethod(guiref, "askFee", GUIUtil::blockingGUIThreadConnection(),
                                Q_ARG(qint64, nFeeRequired),
                                Q_ARG(bool*, &payFee));
 
     return payFee;
 }
 
-void ThreadSafeHandleURI(const std::string& strURI)
+static void ThreadSafeHandleURI(const std::string& strURI)
 {
     if(!guiref)
         return;
 
-    // Call slot on GUI thread.
-    // If called from another thread, use a blocking QueuedConnection.
-    Qt::ConnectionType connectionType = Qt::DirectConnection;
-    if(QThread::currentThread() != QCoreApplication::instance()->thread())
-    {
-        connectionType = Qt::BlockingQueuedConnection;
-    }
-    QMetaObject::invokeMethod(guiref, "handleURI", connectionType,
+    QMetaObject::invokeMethod(guiref, "handleURI", GUIUtil::blockingGUIThreadConnection(),
                                Q_ARG(QString, QString::fromStdString(strURI)));
 }
 
-void CalledSetStatusBar(const std::string& strText, int nField)
-{
-    // Only used for built-in mining, which is disabled, simple ignore
-}
-
-void UIThreadCall(boost::function0<void> fn)
-{
-    // Only used for built-in mining, which is disabled, simple ignore
-}
-
-void MainFrameRepaint()
-{
-    if(guiref)
-        QMetaObject::invokeMethod(guiref, "refreshStatusBar", Qt::QueuedConnection);
-}
-
-void InitMessage(const std::string &message)
+static void InitMessage(const std::string &message)
 {
     if(splashref)
     {
@@ -122,95 +90,114 @@ void InitMessage(const std::string &message)
     }
 }
 
+static void QueueShutdown()
+{
+    QMetaObject::invokeMethod(QCoreApplication::instance(), "quit", Qt::QueuedConnection);
+}
+
 /*
    Translate string to current locale using Qt.
  */
-std::string _(const char* psz)
+static std::string Translate(const char* psz)
 {
     return QCoreApplication::translate("bitcoin-core", psz).toStdString();
 }
 
+/* Handle runaway exceptions. Shows a message box with the problem and quits the program.
+ */
+static void handleRunawayException(std::exception *e)
+{
+    PrintExceptionContinue(e, "Runaway exception");
+    QMessageBox::critical(0, "Runaway exception", BitcoinGUI::tr("A fatal error occurred. NovaCoin can no longer continue safely and will quit.") + QString("\n\n") + QString::fromStdString(strMiscWarning));
+    exit(1);
+}
+
 #ifndef BITCOIN_QT_TEST
 int main(int argc, char *argv[])
 {
-#if !defined(MAC_OSX) && !defined(WIN32)
-// TODO: implement qtipcserver.cpp for Mac and Windows
-
     // Do this early as we don't want to bother initializing if we are just calling IPC
-    for (int i = 1; i < argc; i++)
-    {
-        if (strlen(argv[i]) > 7 && strncasecmp(argv[i], "bitcoin:", 8) == 0)
-        {
-            const char *strURI = argv[i];
-            try {
-                boost::interprocess::message_queue mq(boost::interprocess::open_only, BITCOINURI_QUEUE_NAME);
-                if(mq.try_send(strURI, strlen(strURI), 0))
-                    exit(0);
-                else
-                    break;
-            }
-            catch (boost::interprocess::interprocess_exception &ex) {
-                break;
-            }
-        }
-    }
-#endif
-
+    ipcScanRelay(argc, argv);
+#if QT_VERSION < 0x050000
     // Internal string conversion is all UTF-8
     QTextCodec::setCodecForTr(QTextCodec::codecForName("UTF-8"));
     QTextCodec::setCodecForCStrings(QTextCodec::codecForTr());
-
+#endif
     Q_INIT_RESOURCE(bitcoin);
     QApplication app(argc, argv);
 
+    // Install global event filter that makes sure that long tooltips can be word-wrapped
+    app.installEventFilter(new GUIUtil::ToolTipToRichTextFilter(TOOLTIP_WRAP_THRESHOLD, &app));
+
     // Command-line options take precedence:
     ParseParameters(argc, argv);
 
     // ... then bitcoin.conf:
-    if (!ReadConfigFile(mapArgs, mapMultiArgs))
+    if (!boost::filesystem::is_directory(GetDataDir(false)))
     {
-        fprintf(stderr, "Error: Specified directory does not exist\n");
+        // This message can not be translated, as translation is not initialized yet
+        // (which not yet possible because lang=XX can be overridden in bitcoin.conf in the data directory)
+        QMessageBox::critical(0, "NovaCoin",
+                              QString("Error: Specified data directory \"%1\" does not exist.").arg(QString::fromStdString(mapArgs["-datadir"])));
         return 1;
     }
+    ReadConfigFile(mapArgs, mapMultiArgs);
 
     // Application identification (must be set before OptionsModel is initialized,
     // as it is used to locate QSettings)
-    app.setOrganizationName("Bitcoin");
-    app.setOrganizationDomain("bitcoin.org");
+    app.setOrganizationName("NovaCoin");
+    app.setOrganizationDomain("novacoin.su");
     if(GetBoolArg("-testnet")) // Separate UI settings for testnet
-        app.setApplicationName("Bitcoin-Qt-testnet");
+        app.setApplicationName("NovaCoin-Qt-testnet");
     else
-        app.setApplicationName("Bitcoin-Qt");
+        app.setApplicationName("NovaCoin-Qt");
 
     // ... then GUI settings:
     OptionsModel optionsModel;
 
-    // Get desired locale ("en_US") from command line or system locale
+    // Get desired locale (e.g. "de_DE") from command line or use system locale
     QString lang_territory = QString::fromStdString(GetArg("-lang", QLocale::system().name().toStdString()));
-    // Load language files for configured locale:
-    // - First load the translator for the base language, without territory
-    // - Then load the more specific locale translator
     QString lang = lang_territory;
+    // Convert to "de" only by truncating "_DE"
+    lang.truncate(lang_territory.lastIndexOf('_'));
 
-    lang.truncate(lang_territory.lastIndexOf('_')); // "en"
     QTranslator qtTranslatorBase, qtTranslator, translatorBase, translator;
+    // Load language files for configured locale:
+    // - First load the translator for the base language, without territory
+    // - Then load the more specific locale translator
 
-    qtTranslatorBase.load(QLibraryInfo::location(QLibraryInfo::TranslationsPath) + "/qt_" + lang);
-    if (!qtTranslatorBase.isEmpty())
+    // Load e.g. qt_de.qm
+    if (qtTranslatorBase.load("qt_" + lang, QLibraryInfo::location(QLibraryInfo::TranslationsPath)))
         app.installTranslator(&qtTranslatorBase);
 
-    qtTranslator.load(QLibraryInfo::location(QLibraryInfo::TranslationsPath) + "/qt_" + lang_territory);
-    if (!qtTranslator.isEmpty())
+    // Load e.g. qt_de_DE.qm
+    if (qtTranslator.load("qt_" + lang_territory, QLibraryInfo::location(QLibraryInfo::TranslationsPath)))
         app.installTranslator(&qtTranslator);
 
-    translatorBase.load(":/translations/"+lang);
-    if (!translatorBase.isEmpty())
+    // Load e.g. bitcoin_de.qm (shortcut "de" needs to be defined in bitcoin.qrc)
+    if (translatorBase.load(lang, ":/translations/"))
         app.installTranslator(&translatorBase);
 
-    translator.load(":/translations/"+lang_territory);
-    if (!translator.isEmpty())
+    // Load e.g. bitcoin_de_DE.qm (shortcut "de_DE" needs to be defined in bitcoin.qrc)
+    if (translator.load(lang_territory, ":/translations/"))
         app.installTranslator(&translator);
 
+    // Subscribe to global signals from core
+    uiInterface.ThreadSafeMessageBox.connect(ThreadSafeMessageBox);
+    uiInterface.ThreadSafeAskFee.connect(ThreadSafeAskFee);
+    uiInterface.ThreadSafeHandleURI.connect(ThreadSafeHandleURI);
+    uiInterface.InitMessage.connect(InitMessage);
+    uiInterface.QueueShutdown.connect(QueueShutdown);
+    uiInterface.Translate.connect(Translate);
+
+    // Show help message immediately after parsing command-line options (for "-lang") and setting locale,
+    // but before showing splash screen.
+    if (mapArgs.count("-?") || mapArgs.count("--help"))
+    {
+        GUIUtil::HelpMessageBox help;
+        help.showOrPrint();
+        return 1;
+    }
+
     QSplashScreen splash(QPixmap(":/images/splash"), 0);
     if (GetBoolArg("-splash", true) && !GetBoolArg("-min"))
     {
@@ -225,22 +212,24 @@ int main(int argc, char *argv[])
 
     try
     {
-        if(AppInit2(argc, argv))
+        // Regenerate startup link, to fix links to old versions
+        if (GUIUtil::GetStartOnSystemStartup())
+            GUIUtil::SetStartOnSystemStartup(true);
+
+        BitcoinGUI window;
+        guiref = &window;
+        if(AppInit2())
         {
             {
-                // Put this in a block, so that BitcoinGUI is cleaned up properly before
-                // calling Shutdown() in case of exceptions.
+                // Put this in a block, so that the Model objects are cleaned up before
+                // calling Shutdown().
 
-                optionsModel.Upgrade(); // Must be done after AppInit2
-
-                BitcoinGUI window;
                 if (splashref)
                     splash.finish(&window);
 
                 ClientModel clientModel(&optionsModel);
                 WalletModel walletModel(pwalletMain, &optionsModel);
 
-                guiref = &window;
                 window.setClientModel(&clientModel);
                 window.setWalletModel(&walletModel);
 
@@ -254,31 +243,17 @@ int main(int argc, char *argv[])
                     window.show();
                 }
 
-                // Place this here as guiref has to be defined if we dont want to lose URIs
-                ipcInit();
-
-#if !defined(MAC_OSX) && !defined(WIN32)
-// TODO: implement qtipcserver.cpp for Mac and Windows
+                // Place this here as guiref has to be defined if we don't want to lose URIs
+                ipcInit(argc, argv);
 
-                // Check for URI in argv
-                for (int i = 1; i < argc; i++)
-                {
-                    if (strlen(argv[i]) > 7 && strncasecmp(argv[i], "bitcoin:", 8) == 0)
-                    {
-                        const char *strURI = argv[i];
-                        try {
-                            boost::interprocess::message_queue mq(boost::interprocess::open_only, BITCOINURI_QUEUE_NAME);
-                            mq.try_send(strURI, strlen(strURI), 0);
-                        }
-                        catch (boost::interprocess::interprocess_exception &ex) {
-                        }
-                    }
-                }
-#endif
                 app.exec();
 
+                window.hide();
+                window.setClientModel(0);
+                window.setWalletModel(0);
                 guiref = 0;
             }
+            // Shutdown the core and its threads, but don't exit Bitcoin-Qt here
             Shutdown(NULL);
         }
         else
@@ -286,9 +261,9 @@ int main(int argc, char *argv[])
             return 1;
         }
     } catch (std::exception& e) {
-        PrintException(&e, "Runaway exception");
+        handleRunawayException(&e);
     } catch (...) {
-        PrintException(NULL, "Runaway exception");
+        handleRunawayException(NULL);
     }
     return 0;
 }