X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/0ba9f867faede1fa8435d0dbcb853ea347f47531..f41bc3e3f3fda37fba548440b230288c5eed0953:/include/wx/longlong.h

diff --git a/include/wx/longlong.h b/include/wx/longlong.h
index 3a6f3f6f90..80272649a4 100644
--- a/include/wx/longlong.h
+++ b/include/wx/longlong.h
@@ -68,6 +68,8 @@
     #endif
 #elif defined(__VISAGECPP__) && __IBMCPP__ >= 400
         #define wxLongLong_t long long
+#elif defined(__DJGPP__) && __DJGPP__ >= 2
+    #define wxLongLong_t long long
 #else // no native long long type
     // both warning and pragma warning are not portable, but at least an
     // unknown pragma should never be an error - except that, actually, some
@@ -94,6 +96,7 @@
     #endif
 
     class WXDLLEXPORT wxLongLongWx;
+    class WXDLLEXPORT wxULongLongWx;
 #if defined(__VISUALC__) && !defined(__WIN32__)
     #define wxLongLong wxLongLongWx
     #define wxULongLong wxULongLongWx
@@ -134,11 +137,11 @@ class WXDLLEXPORT wxLongLongNative
 public:
     // ctors
         // default ctor initializes to 0
-    wxLongLongNative() { m_ll = 0; }
+    wxLongLongNative() : m_ll(0) { }
         // from long long
-    wxLongLongNative(wxLongLong_t ll) { m_ll = ll; }
+    wxLongLongNative(wxLongLong_t ll) : m_ll(ll) { }
         // from 2 longs
-    wxLongLongNative(long hi, unsigned long lo)
+    wxLongLongNative(long hi, unsigned long lo) : m_ll(0)
     {
         // assign first to avoid precision loss!
         m_ll = ((wxLongLong_t) hi) << 32;
@@ -177,11 +180,6 @@ public:
         // convert to native long long
     wxLongLong_t GetValue() const { return m_ll; }
 
-        // implicit conversion for times when we want a native type
-        // or wxLongLong, NOT wxLongLongNative and without having
-        // to ifdef user code for each use.
-    operator wxLongLong_t() const { return m_ll; }
-
         // convert to long with range checking in the debug mode (only!)
     long ToLong() const
     {
@@ -212,8 +210,8 @@ public:
         { m_ll++; return *this; }
 
         // post increment
-    wxLongLongNative& operator++(int)
-        { m_ll++; return *this; }
+    wxLongLongNative operator++(int)
+        { wxLongLongNative value(*this); m_ll++; return value; }
 
         // negation operator
     wxLongLongNative operator-() const
@@ -236,8 +234,8 @@ public:
         { m_ll--; return *this; }
 
         // post decrement
-    wxLongLongNative& operator--(int)
-        { m_ll--; return *this; }
+    wxLongLongNative operator--(int)
+        { wxLongLongNative value(*this); m_ll--; return value; }
 
     // shifts
         // left shift
@@ -341,11 +339,11 @@ class WXDLLEXPORT wxULongLongNative
 public:
     // ctors
         // default ctor initializes to 0
-    wxULongLongNative() { m_ll = 0; }
+    wxULongLongNative() : m_ll(0) { }
         // from long long
-    wxULongLongNative(unsigned wxLongLong_t ll) { m_ll = ll; }
+    wxULongLongNative(unsigned wxLongLong_t ll) : m_ll(ll) { }
         // from 2 longs
-    wxULongLongNative(unsigned long hi, unsigned long lo)
+    wxULongLongNative(unsigned long hi, unsigned long lo) : m_ll(0)
     {
         // assign first to avoid precision loss!
         m_ll = ((unsigned wxLongLong_t) hi) << 32;
@@ -383,10 +381,6 @@ public:
         return (unsigned long)m_ll;
     }
 
-    // don't provide implicit conversion to unsigned wxLongLong_t or we
-    // will have an ambiguity for all arithmetic operations
-    //operator wxULongLong_t() const { return m_ll; }
-
     // operations
         // addition
     wxULongLongNative operator+(const wxULongLongNative& ll) const
@@ -404,8 +398,8 @@ public:
         { m_ll++; return *this; }
 
         // post increment
-    wxULongLongNative& operator++(int)
-        { m_ll++; return *this; }
+    wxULongLongNative operator++(int)
+        { wxULongLongNative value(*this); m_ll++; return value; }
 
         // subtraction
     wxULongLongNative operator-(const wxULongLongNative& ll) const
@@ -423,8 +417,8 @@ public:
         { m_ll--; return *this; }
 
         // post decrement
-    wxULongLongNative& operator--(int)
-        { m_ll--; return *this; }
+    wxULongLongNative operator--(int)
+        { wxULongLongNative value(*this); m_ll--; return value; }
 
     // shifts
         // left shift
@@ -786,7 +780,7 @@ public:
         // convert to long with range checking in the debug mode (only!)
     unsigned long ToULong() const
     {
-        wxASSERT_MSG( (m_hi == 0l),
+        wxASSERT_MSG( m_hi == 0ul,
                       _T("wxULongLong to long conversion loss of precision") );
 
         return (unsigned long)m_lo;
@@ -805,7 +799,7 @@ public:
         // post increment operator
     wxULongLongWx& operator++(int) { return ++(*this); }
 
-        // subraction
+        // subraction (FIXME: should return wxLongLong)
     wxULongLongWx operator-(const wxULongLongWx& ll) const;
     wxULongLongWx& operator-=(const wxULongLongWx& ll);
 
@@ -883,7 +877,7 @@ public:
 private:
     // long is at least 32 bits, so represent our 64bit number as 2 longs
 
-    unsigned long m_hi
+    unsigned long m_hi;
     unsigned long m_lo;
 
 #ifdef wxLONGLONG_TEST_MODE
@@ -903,23 +897,31 @@ private:
 // ----------------------------------------------------------------------------
 
 inline bool operator<(long l, const wxLongLong& ll) { return ll > l; }
-inline bool operator>(long l, const wxLongLong& ll) { return ll > l; }
-inline bool operator<=(long l, const wxLongLong& ll) { return ll > l; }
-inline bool operator>=(long l, const wxLongLong& ll) { return ll > l; }
-inline bool operator==(long l, const wxLongLong& ll) { return ll > l; }
-inline bool operator!=(long l, const wxLongLong& ll) { return ll > l; }
+inline bool operator>(long l, const wxLongLong& ll) { return ll < l; }
+inline bool operator<=(long l, const wxLongLong& ll) { return ll >= l; }
+inline bool operator>=(long l, const wxLongLong& ll) { return ll <= l; }
+inline bool operator==(long l, const wxLongLong& ll) { return ll == l; }
+inline bool operator!=(long l, const wxLongLong& ll) { return ll != l; }
 
 inline wxLongLong operator+(long l, const wxLongLong& ll) { return ll + l; }
-inline wxLongLong operator-(long l, const wxLongLong& ll) { return ll - l; }
+inline wxLongLong operator-(long l, const wxLongLong& ll)
+{
+    return wxLongLong(l) - ll;
+}
 
-inline bool operator<(unsigned long l, const wxULongLong& ll) { return ll > l; }
-inline bool operator>(unsigned long l, const wxULongLong& ll) { return ll > l; }
-inline bool operator<=(unsigned long l, const wxULongLong& ll) { return ll > l; }
-inline bool operator>=(unsigned long l, const wxULongLong& ll) { return ll > l; }
-inline bool operator==(unsigned long l, const wxULongLong& ll) { return ll > l; }
-inline bool operator!=(unsigned long l, const wxULongLong& ll) { return ll > l; }
+inline bool operator<(unsigned long l, const wxULongLong& ull) { return ull > l; }
+inline bool operator>(unsigned long l, const wxULongLong& ull) { return ull < l; }
+inline bool operator<=(unsigned long l, const wxULongLong& ull) { return ull >= l; }
+inline bool operator>=(unsigned long l, const wxULongLong& ull) { return ull <= l; }
+inline bool operator==(unsigned long l, const wxULongLong& ull) { return ull == l; }
+inline bool operator!=(unsigned long l, const wxULongLong& ull) { return ull != l; }
 
-inline wxULongLong operator+(unsigned long l, const wxULongLong& ll) { return ll + l; }
-inline wxULongLong operator-(unsigned long l, const wxULongLong& ll) { return ll - l; }
+inline wxULongLong operator+(unsigned long l, const wxULongLong& ull) { return ull + l; }
+
+// FIXME: this should return wxLongLong
+inline wxULongLong operator-(unsigned long l, const wxULongLong& ull)
+{
+    return wxULongLong(l) - ull;
+}
 
 #endif // _WX_LONGLONG_H