GUI: floating pointer to string conversion functions in StringUtil.h

src/gui/Src/BasicView/HexDump.cpp

@@ -1,7 +1,7 @@
 #include "HexDump.h"
-#include <sstream>
 #include "Configuration.h"
 #include "Bridge.h"
+#include "StringUtil.h"
 
 HexDump::HexDump(QWidget* parent) : AbstractTableView(parent)
 {
@@ -568,8 +568,7 @@ QString HexDump::dwordToString(uint32 dword, DwordViewMode_e mode)
 
     case FloatDword:
     {
-        float* wPtr = (float*)&dword;
+        wStr = ToFloatString(&dword);
-        wStr = QString::number((double) * wPtr);
     }
     break;
 
@@ -609,8 +608,7 @@ QString HexDump::qwordToString(uint64 qword, QwordViewMode_e mode)
 
     case DoubleQword:
     {
-        double* wPtr = (double*)&qword;
+        wStr = ToDoubleString(&qword);
-        wStr = QString::number((double) * wPtr);
     }
     break;
 
@@ -632,10 +630,7 @@ QString HexDump::twordToString(long double tword, TwordViewMode_e mode)
     {
     case FloatTword:
     {
-        std::stringstream wlongDoubleStr;
+        wStr = ToLongDoubleString(&tword);
-        wlongDoubleStr <<  std::scientific << (long double)tword;
-
-        wStr = QString::fromStdString(wlongDoubleStr.str());
     }
     break;
 

src/gui/Src/Utils/StringUtil.h

@@ -1,6 +1,8 @@
 #ifndef STRINGUTIL_H
 #define STRINGUTIL_H
 
+#include <sstream>
+#include <iomanip>
 #include <QString>
 #include "Imports.h"
 
@@ -50,4 +52,29 @@ static QString ToDecString(dsint Value)
     return QString(temp);
 }
 
+template<typename T>
+static QString ToFloatingString(void* buffer)
+{
+    auto value = *(T*)buffer;
+    std::stringstream wFloatingStr;
+    wFloatingStr << std::setprecision(std::numeric_limits<T>::digits10) << value;
+    return QString::fromStdString(wFloatingStr.str());
+}
+
+static QString ToFloatString(void* buffer)
+{
+    return ToFloatingString<float>(buffer);
+}
+
+static QString ToDoubleString(void* buffer)
+{
+    return ToFloatingString<double>(buffer);
+}
+
+static QString ToLongDoubleString(void* buffer)
+{
+    //TODO: properly implement this because VS doesn't support it.
+    return ToDoubleString(buffer);
+}
+
 #endif // STRINGUTIL_H