Added Windows taskbar icon colors

- Red when there's no connection to any pool
- Yellow when mining is paused
- No color during normal mining

src/core/Miner.cpp

@@ -22,6 +22,7 @@
 
 
 #include "core/Miner.h"
+#include "core/Taskbar.h"
 #include "3rdparty/rapidjson/document.h"
 #include "backend/common/Hashrate.h"
 #include "backend/cpu/Cpu.h"
@@ -348,6 +349,8 @@ public:
     String userJobId;
     Timer *timer        = nullptr;
     uint64_t ticks      = 0;
+
+    Taskbar m_taskbar;
 };
 
 
@@ -475,6 +478,7 @@ void xmrig::Miner::execCommand(char command)
 void xmrig::Miner::pause()
 {
     d_ptr->active = false;
+    d_ptr->m_taskbar.setActive(false);
 
     Nonce::pause(true);
     Nonce::touch();
@@ -494,6 +498,7 @@ void xmrig::Miner::setEnabled(bool enabled)
     }
 
     d_ptr->enabled = enabled;
+    d_ptr->m_taskbar.setEnabled(enabled);
 
     if (enabled) {
         LOG_INFO("%s " GREEN_BOLD("resumed"), Tags::miner());
@@ -551,6 +556,7 @@ void xmrig::Miner::setJob(const Job &job, bool donate)
     mutex.unlock();
 
     d_ptr->active = true;
+    d_ptr->m_taskbar.setActive(true);
 
     if (ready) {
         d_ptr->handleJobChange();