From fa5ce27385bc60cdf6d9a4eeb2d32c916c9e07eb Mon Sep 17 00:00:00 2001
From: MarcoFalke <falke.marco@gmail.com>
Date: Wed, 11 Jul 2018 08:00:15 -0400
Subject: ui: Compile boost:signals2 only once

---
 src/ui_interface.cpp | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

(limited to 'src/ui_interface.cpp')

diff --git a/src/ui_interface.cpp b/src/ui_interface.cpp
index 72e04f488a..e1fb13592c 100644
--- a/src/ui_interface.cpp
+++ b/src/ui_interface.cpp
@@ -5,8 +5,60 @@
 #include <ui_interface.h>
 #include <util.h>
 
+#include <boost/signals2/last_value.hpp>
+#include <boost/signals2/signal.hpp>
+
 CClientUIInterface uiInterface;
 
+struct UISignals {
+    boost::signals2::signal<CClientUIInterface::ThreadSafeMessageBoxSig, boost::signals2::last_value<bool>> ThreadSafeMessageBox;
+    boost::signals2::signal<CClientUIInterface::ThreadSafeQuestionSig, boost::signals2::last_value<bool>> ThreadSafeQuestion;
+    boost::signals2::signal<CClientUIInterface::InitMessageSig> InitMessage;
+    boost::signals2::signal<CClientUIInterface::NotifyNumConnectionsChangedSig> NotifyNumConnectionsChanged;
+    boost::signals2::signal<CClientUIInterface::NotifyNetworkActiveChangedSig> NotifyNetworkActiveChanged;
+    boost::signals2::signal<CClientUIInterface::NotifyAlertChangedSig> NotifyAlertChanged;
+    boost::signals2::signal<CClientUIInterface::LoadWalletSig> LoadWallet;
+    boost::signals2::signal<CClientUIInterface::ShowProgressSig> ShowProgress;
+    boost::signals2::signal<CClientUIInterface::NotifyBlockTipSig> NotifyBlockTip;
+    boost::signals2::signal<CClientUIInterface::NotifyHeaderTipSig> NotifyHeaderTip;
+    boost::signals2::signal<CClientUIInterface::BannedListChangedSig> BannedListChanged;
+} g_ui_signals;
+
+#define ADD_SIGNALS_IMPL_WRAPPER(signal_name)                                                                 \
+    boost::signals2::connection CClientUIInterface::signal_name##_connect(std::function<signal_name##Sig> fn) \
+    {                                                                                                         \
+        return g_ui_signals.signal_name.connect(fn);                                                          \
+    }                                                                                                         \
+    void CClientUIInterface::signal_name##_disconnect(std::function<signal_name##Sig> fn)                     \
+    {                                                                                                         \
+        return g_ui_signals.signal_name.disconnect(&fn);                                                      \
+    }
+
+ADD_SIGNALS_IMPL_WRAPPER(ThreadSafeMessageBox);
+ADD_SIGNALS_IMPL_WRAPPER(ThreadSafeQuestion);
+ADD_SIGNALS_IMPL_WRAPPER(InitMessage);
+ADD_SIGNALS_IMPL_WRAPPER(NotifyNumConnectionsChanged);
+ADD_SIGNALS_IMPL_WRAPPER(NotifyNetworkActiveChanged);
+ADD_SIGNALS_IMPL_WRAPPER(NotifyAlertChanged);
+ADD_SIGNALS_IMPL_WRAPPER(LoadWallet);
+ADD_SIGNALS_IMPL_WRAPPER(ShowProgress);
+ADD_SIGNALS_IMPL_WRAPPER(NotifyBlockTip);
+ADD_SIGNALS_IMPL_WRAPPER(NotifyHeaderTip);
+ADD_SIGNALS_IMPL_WRAPPER(BannedListChanged);
+
+bool CClientUIInterface::ThreadSafeMessageBox(const std::string& message, const std::string& caption, unsigned int style) { return g_ui_signals.ThreadSafeMessageBox(message, caption, style); }
+bool CClientUIInterface::ThreadSafeQuestion(const std::string& 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); }
+void CClientUIInterface::InitMessage(const std::string& message) { return g_ui_signals.InitMessage(message); }
+void CClientUIInterface::NotifyNumConnectionsChanged(int newNumConnections) { return g_ui_signals.NotifyNumConnectionsChanged(newNumConnections); }
+void CClientUIInterface::NotifyNetworkActiveChanged(bool networkActive) { return g_ui_signals.NotifyNetworkActiveChanged(networkActive); }
+void CClientUIInterface::NotifyAlertChanged() { return g_ui_signals.NotifyAlertChanged(); }
+void CClientUIInterface::LoadWallet(std::shared_ptr<CWallet> wallet) { return g_ui_signals.LoadWallet(wallet); }
+void CClientUIInterface::ShowProgress(const std::string& title, int nProgress, bool resume_possible) { return g_ui_signals.ShowProgress(title, nProgress, resume_possible); }
+void CClientUIInterface::NotifyBlockTip(bool b, const CBlockIndex* i) { return g_ui_signals.NotifyBlockTip(b, i); }
+void CClientUIInterface::NotifyHeaderTip(bool b, const CBlockIndex* i) { return g_ui_signals.NotifyHeaderTip(b, i); }
+void CClientUIInterface::BannedListChanged() { return g_ui_signals.BannedListChanged(); }
+
+
 bool InitError(const std::string& str)
 {
     uiInterface.ThreadSafeMessageBox(str, "", CClientUIInterface::MSG_ERROR);
-- 
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