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       1                 :            : // Copyright (c) 2010-2022 The Bitcoin Core developers
       2                 :            : // Distributed under the MIT software license, see the accompanying
       3                 :            : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
       4                 :            : 
       5                 :            : #include <node/interface_ui.h>
       6                 :            : 
       7                 :            : #include <util/string.h>
       8                 :            : #include <util/translation.h>
       9                 :            : 
      10                 :            : #include <boost/signals2/optional_last_value.hpp>
      11                 :            : #include <boost/signals2/signal.hpp>
      12                 :            : 
      13                 :            : CClientUIInterface uiInterface;
      14                 :            : 
      15 [ +  - ][ +  - ]:          2 : struct UISignals {
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      16                 :            :     boost::signals2::signal<CClientUIInterface::ThreadSafeMessageBoxSig, boost::signals2::optional_last_value<bool>> ThreadSafeMessageBox;
      17                 :            :     boost::signals2::signal<CClientUIInterface::ThreadSafeQuestionSig, boost::signals2::optional_last_value<bool>> ThreadSafeQuestion;
      18                 :            :     boost::signals2::signal<CClientUIInterface::InitMessageSig> InitMessage;
      19                 :            :     boost::signals2::signal<CClientUIInterface::InitWalletSig> InitWallet;
      20                 :            :     boost::signals2::signal<CClientUIInterface::NotifyNumConnectionsChangedSig> NotifyNumConnectionsChanged;
      21                 :            :     boost::signals2::signal<CClientUIInterface::NotifyNetworkActiveChangedSig> NotifyNetworkActiveChanged;
      22                 :            :     boost::signals2::signal<CClientUIInterface::NotifyAlertChangedSig> NotifyAlertChanged;
      23                 :            :     boost::signals2::signal<CClientUIInterface::ShowProgressSig> ShowProgress;
      24                 :            :     boost::signals2::signal<CClientUIInterface::NotifyBlockTipSig> NotifyBlockTip;
      25                 :            :     boost::signals2::signal<CClientUIInterface::NotifyHeaderTipSig> NotifyHeaderTip;
      26                 :            :     boost::signals2::signal<CClientUIInterface::BannedListChangedSig> BannedListChanged;
      27                 :            : };
      28                 :          2 : static UISignals g_ui_signals;
      29                 :            : 
      30                 :            : #define ADD_SIGNALS_IMPL_WRAPPER(signal_name)                                                                 \
      31                 :            :     boost::signals2::connection CClientUIInterface::signal_name##_connect(std::function<signal_name##Sig> fn) \
      32                 :            :     {                                                                                                         \
      33                 :            :         return g_ui_signals.signal_name.connect(fn);                                                          \
      34                 :            :     }
      35                 :            : 
      36         [ #  # ]:          0 : ADD_SIGNALS_IMPL_WRAPPER(ThreadSafeMessageBox);
      37         [ #  # ]:          0 : ADD_SIGNALS_IMPL_WRAPPER(ThreadSafeQuestion);
      38         [ #  # ]:          0 : ADD_SIGNALS_IMPL_WRAPPER(InitMessage);
      39         [ #  # ]:          0 : ADD_SIGNALS_IMPL_WRAPPER(InitWallet);
      40         [ #  # ]:          0 : ADD_SIGNALS_IMPL_WRAPPER(NotifyNumConnectionsChanged);
      41         [ #  # ]:          0 : ADD_SIGNALS_IMPL_WRAPPER(NotifyNetworkActiveChanged);
      42         [ #  # ]:          0 : ADD_SIGNALS_IMPL_WRAPPER(NotifyAlertChanged);
      43         [ #  # ]:          0 : ADD_SIGNALS_IMPL_WRAPPER(ShowProgress);
      44         [ #  # ]:          0 : ADD_SIGNALS_IMPL_WRAPPER(NotifyBlockTip);
      45         [ #  # ]:          0 : ADD_SIGNALS_IMPL_WRAPPER(NotifyHeaderTip);
      46         [ #  # ]:          0 : ADD_SIGNALS_IMPL_WRAPPER(BannedListChanged);
      47                 :            : 
      48                 :          0 : bool CClientUIInterface::ThreadSafeMessageBox(const bilingual_str& message, const std::string& caption, unsigned int style) { return g_ui_signals.ThreadSafeMessageBox(message, caption, style).value_or(false);}
      49                 :          0 : bool CClientUIInterface::ThreadSafeQuestion(const bilingual_str& message, const std::string& non_interactive_message, const std::string& caption, unsigned int style) { return g_ui_signals.ThreadSafeQuestion(message, non_interactive_message, caption, style).value_or(false);}
      50                 :          0 : void CClientUIInterface::InitMessage(const std::string& message) { return g_ui_signals.InitMessage(message); }
      51                 :          0 : void CClientUIInterface::InitWallet() { return g_ui_signals.InitWallet(); }
      52                 :          0 : void CClientUIInterface::NotifyNumConnectionsChanged(int newNumConnections) { return g_ui_signals.NotifyNumConnectionsChanged(newNumConnections); }
      53                 :          0 : void CClientUIInterface::NotifyNetworkActiveChanged(bool networkActive) { return g_ui_signals.NotifyNetworkActiveChanged(networkActive); }
      54                 :          0 : void CClientUIInterface::NotifyAlertChanged() { return g_ui_signals.NotifyAlertChanged(); }
      55                 :          0 : void CClientUIInterface::ShowProgress(const std::string& title, int nProgress, bool resume_possible) { return g_ui_signals.ShowProgress(title, nProgress, resume_possible); }
      56                 :          0 : void CClientUIInterface::NotifyBlockTip(SynchronizationState s, const CBlockIndex* i) { return g_ui_signals.NotifyBlockTip(s, i); }
      57                 :          0 : void CClientUIInterface::NotifyHeaderTip(SynchronizationState s, int64_t height, int64_t timestamp, bool presync) { return g_ui_signals.NotifyHeaderTip(s, height, timestamp, presync); }
      58                 :          0 : void CClientUIInterface::BannedListChanged() { return g_ui_signals.BannedListChanged(); }
      59                 :            : 
      60                 :          0 : bool InitError(const bilingual_str& str)
      61                 :            : {
      62 [ #  # ][ #  # ]:          0 :     uiInterface.ThreadSafeMessageBox(str, "", CClientUIInterface::MSG_ERROR);
      63                 :          0 :     return false;
      64                 :          0 : }
      65                 :            : 
      66                 :          0 : bool InitError(const bilingual_str& str, const std::vector<std::string>& details)
      67                 :            : {
      68                 :            :     // For now just flatten the list of error details into a string to pass to
      69                 :            :     // the base InitError overload. In the future, if more init code provides
      70                 :            :     // error details, the details could be passed separately from the main
      71                 :            :     // message for rich display in the GUI. But currently the only init
      72                 :            :     // functions which provide error details are ones that run during early init
      73                 :            :     // before the GUI uiInterface is registered, so there's no point passing
      74                 :            :     // main messages and details separately to uiInterface yet.
      75 [ #  # ][ #  # ]:          0 :     return InitError(details.empty() ? str : strprintf(Untranslated("%s:\n%s"), str, MakeUnorderedList(details)));
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      76                 :          0 : }
      77                 :            : 
      78                 :          0 : void InitWarning(const bilingual_str& str)
      79                 :            : {
      80 [ #  # ][ #  # ]:          0 :     uiInterface.ThreadSafeMessageBox(str, "", CClientUIInterface::MSG_WARNING);
      81                 :          0 : }