Prevent surplus calls of _size_allocate() if no change

[wxWidgets.git] / src / msw / urlmsw.cpp

diff --git a/src/msw/urlmsw.cpp b/src/msw/urlmsw.cpp
index 6df72c6583538924aa69fceadb504a49ad4dee26..94ae0483f5502e310692ebc635dffdd64dbb6f97 100644 (file)
--- a/src/msw/urlmsw.cpp
+++ b/src/msw/urlmsw.cpp
@@ -18,6 +18,14 @@
 
 #if wxUSE_URL_NATIVE
 
+#ifndef WX_PRECOMP
+    #include "wx/list.h"
+    #include "wx/string.h"
+    #include "wx/utils.h"
+    #include "wx/module.h"
+    #include "wx/log.h"
+#endif
+
 #if !wxUSE_PROTOCOL_HTTP
 #include "wx/protocol/protocol.h"
 
@@ -59,10 +67,6 @@ USE_PROTOCOL(wxHTTPDummyProto)
     #pragma comment(lib, "wininet.lib")
 #endif
 
-#include "wx/string.h"
-#include "wx/list.h"
-#include "wx/utils.h"
-#include "wx/module.h"
 #include "wx/url.h"
 
 #include <string.h>
@@ -118,7 +122,7 @@ class /*WXDLLIMPEXP_NET */ wxWinINetInputStream : public wxInputStream
 {
 public:
     wxWinINetInputStream(HINTERNET hFile=0);
-    ~wxWinINetInputStream();
+    virtual ~wxWinINetInputStream();
 
     void Attach(HINTERNET hFile);
 
@@ -126,6 +130,7 @@ public:
         { return -1; }
     wxFileOffset TellI() const
         { return -1; }
+    size_t GetSize() const;
 
 protected:
     void SetError(wxStreamError err) { m_lasterror=err; }
@@ -135,6 +140,18 @@ protected:
     DECLARE_NO_COPY_CLASS(wxWinINetInputStream)
 };
 
+size_t wxWinINetInputStream::GetSize() const
+{
+   DWORD contentLength = 0;
+   DWORD dwSize = sizeof(contentLength);
+   DWORD index = 0;
+
+   if ( HttpQueryInfo( m_hFile, HTTP_QUERY_CONTENT_LENGTH | HTTP_QUERY_FLAG_NUMBER, &contentLength, &dwSize, &index) )
+      return contentLength;
+   else
+      return 0;
+}
+
 size_t wxWinINetInputStream::OnSysRead(void *buffer, size_t bufsize)
 {
     DWORD bytesread = 0;
@@ -199,11 +216,11 @@ wxURLNativeImp *wxURL::CreateNativeImpObject()
 wxInputStream *wxWinINetURL::GetInputStream(wxURL *owner)
 {
     DWORD service;
-    if ( owner->GetProtocolName() == wxT("http") )
+    if ( owner->GetScheme() == wxT("http") )
     {
         service = INTERNET_SERVICE_HTTP;
     }
-    else if ( owner->GetProtocolName() == wxT("ftp") )
+    else if ( owner->GetScheme() == wxT("ftp") )
     {
         service = INTERNET_SERVICE_FTP;
     }