fixed typo that caused incorrect if there was only one book

[wxWidgets.git] / src / generic / prop.cpp

diff --git a/src/generic/prop.cpp b/src/generic/prop.cpp
index 25fc02ce07c54dfd00ca4eda913215232c1204e9..717558038272163fc7c9e0cf8d5bb504fad777a7 100644 (file)
--- a/src/generic/prop.cpp
+++ b/src/generic/prop.cpp
@@ -47,6 +47,7 @@ wxPropertyValue::wxPropertyValue(void)
 
 wxPropertyValue::wxPropertyValue(const wxPropertyValue& copyFrom)
 {
+  m_value.string = (wxChar*) NULL;
   m_modifiedFlag = FALSE;
   Copy((wxPropertyValue& )copyFrom);
 }
@@ -178,7 +179,7 @@ wxPropertyValue::wxPropertyValue(wxStringList *the_list)
   wxNode *node = the_list->First();
   while (node)
   {
-    char *s = (char *)node->Data();
+    wxChar *s = (wxChar *)node->Data();
     Append(new wxPropertyValue(s));
     node = node->Next();
   }
@@ -336,6 +337,11 @@ wxPropertyValue *wxPropertyValue::NewCopy(void) const
 
 void wxPropertyValue::Copy(wxPropertyValue& copyFrom)
 {
+  if (m_type == wxPropertyValueString)
+  {
+    delete[] m_value.string ;
+    m_value.string = NULL;
+  }
   m_type = copyFrom.Type();
 
   switch (m_type)
@@ -587,6 +593,14 @@ void wxPropertyValue::operator=(const wxString& val1)
   const wxChar *val = (const wxChar *)val1;
 
   m_modifiedFlag = TRUE;
+
+  wxPropertyValueType oldType = m_type;
+  if (oldType == wxPropertyValueString)
+  {
+    delete[] m_value.string ;
+    m_value.string = NULL;
+  }
+
   if (m_type == wxPropertyValueNull)
     m_type = wxPropertyValueString;
 
@@ -599,8 +613,7 @@ void wxPropertyValue::operator=(const wxString& val1)
   }
   else if (m_type == wxPropertyValueStringPtr)
   {
-    if (*m_value.stringPtr)
-      delete[] *m_value.stringPtr;
+    wxFAIL_MSG( wxT("Shouldn't try to assign a wxString reference to a char* pointer.") );
     if (val)
       *m_value.stringPtr = copystring(val);
     else
@@ -615,6 +628,13 @@ void wxPropertyValue::operator=(const wxString& val1)
 
 void wxPropertyValue::operator=(const long val)
 {
+  wxPropertyValueType oldType = m_type;
+  if (oldType == wxPropertyValueString)
+  {
+    delete[] m_value.string ;
+    m_value.string = NULL;
+  }
+
   m_modifiedFlag = TRUE;
   if (m_type == wxPropertyValueNull)
     m_type = wxPropertyValueInteger;
@@ -634,6 +654,13 @@ void wxPropertyValue::operator=(const long val)
 
 void wxPropertyValue::operator=(const bool val)
 {
+  wxPropertyValueType oldType = m_type;
+  if (oldType == wxPropertyValueString)
+  {
+    delete[] m_value.string ;
+    m_value.string = NULL;
+  }
+
   m_modifiedFlag = TRUE;
   if (m_type == wxPropertyValueNull)
     m_type = wxPropertyValuebool;
@@ -649,6 +676,13 @@ void wxPropertyValue::operator=(const bool val)
 
 void wxPropertyValue::operator=(const float val)
 {
+  wxPropertyValueType oldType = m_type;
+  if (oldType == wxPropertyValueString)
+  {
+    delete[] m_value.string ;
+    m_value.string = NULL;
+  }
+
   m_modifiedFlag = TRUE;
   if (m_type == wxPropertyValueNull)
     m_type = wxPropertyValueReal;
@@ -668,6 +702,13 @@ void wxPropertyValue::operator=(const float val)
 
 void wxPropertyValue::operator=(const wxChar **val)
 {
+  wxPropertyValueType oldType = m_type;
+  if (oldType == wxPropertyValueString)
+  {
+    delete[] m_value.string ;
+    m_value.string = NULL;
+  }
+
   m_modifiedFlag = TRUE;
   m_type = wxPropertyValueStringPtr;