Windows: Fix mis-interaction between no-menu pause and pause on window lost focus, reported by IRVN

Core/Core.cpp

@@ -81,6 +81,7 @@ volatile bool coreStatePending = false;
 
 static bool powerSaving = false;
 static bool g_breakAfterFrame = false;
+static std::string g_breakReason;
 
 static MIPSExceptionInfo g_exceptionInfo;
 
@@ -390,7 +391,6 @@ void Core_Break(const char *reason, u32 relatedAddress) {
 	}
 
 	{
-		// Stop the tracer
 		std::lock_guard<std::mutex> lock(g_stepMutex);
 		if (!g_cpuStepCommand.empty() && Core_IsStepping()) {
 			// If we're in a failed step that uses a temp breakpoint, we need to be able to override it here.
@@ -404,7 +404,11 @@ void Core_Break(const char *reason, u32 relatedAddress) {
 				return;
 			}
 		}
+
+		// Stop the tracer
 		mipsTracer.stop_tracing();
+
+		g_breakReason = reason;
 		g_cpuStepCommand.type = CPUStepType::None;
 		g_cpuStepCommand.reason = reason;
 		g_cpuStepCommand.relatedAddr = relatedAddress;
@@ -415,6 +419,10 @@ void Core_Break(const char *reason, u32 relatedAddress) {
 	System_Notify(SystemNotification::DEBUG_MODE_CHANGE);
 }
 
+const std::string &Core_BreakReason() {
+	return g_breakReason;
+}
+
 // Free-threaded (or at least should be)
 void Core_Resume() {
 	// If the current PC is on a breakpoint, the user doesn't want to do nothing.

Core/Core.h

@@ -50,6 +50,8 @@ void Core_Break(const char *reason, u32 relatedAddress = 0);
 // Resumes execution. Works both when stepping the CPU and the GE.
 void Core_Resume();
 
+const std::string &Core_BreakReason();
+
 // This should be called externally.
 // Can fail if another step type was requested this frame.
 bool Core_RequestCPUStep(CPUStepType stepType, int stepSize);

Windows/MainWindow.cpp

@@ -906,7 +906,7 @@ namespace MainWindow
 						} else {
 							if (pause) {
 								Core_Break("ui.lost_focus", 0);
-							} else {
+							} else if (Core_BreakReason() == "ui.lost_focus") {
 								Core_Resume();
 							}
 						}