Don't overwrite status message when restoring it if it changed.

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

diff --git a/src/msw/volume.cpp b/src/msw/volume.cpp
index c9e25c22d6461b370bde35483af0c3c226b6e0b5..35c487da019d23840a7ff8dff470e3d009cd9a0f 100644 (file)
--- a/src/msw/volume.cpp
+++ b/src/msw/volume.cpp
@@ -25,20 +25,21 @@
 
 #if wxUSE_FSVOLUME
 
 
 #if wxUSE_FSVOLUME
 

+#include "wx/volume.h"
+

 #ifndef WX_PRECOMP
     #if wxUSE_GUI
         #include "wx/icon.h"
     #endif
     #include "wx/intl.h"
 #ifndef WX_PRECOMP
     #if wxUSE_GUI
         #include "wx/icon.h"
     #endif
     #include "wx/intl.h"

+    #include "wx/hashmap.h"
+    #include "wx/filefn.h"

 #endif // WX_PRECOMP
 
 #include "wx/dir.h"
 #endif // WX_PRECOMP
 
 #include "wx/dir.h"

-#include "wx/hashmap.h"

 #include "wx/dynlib.h"
 #include "wx/arrimpl.cpp"
 
 #include "wx/dynlib.h"
 #include "wx/arrimpl.cpp"
 

-#include "wx/volume.h"
-

 #include <shellapi.h>
 #include <shlobj.h>
 #include "wx/msw/missing.h"
 #include <shellapi.h>
 #include <shlobj.h>
 #include "wx/msw/missing.h"


@@ -49,7 +50,9 @@
 // Dynamic library function defs.
 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 
 // Dynamic library function defs.
 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 

+#if wxUSE_DYNLIB_CLASS

 static wxDynamicLibrary s_mprLib;
 static wxDynamicLibrary s_mprLib;

+#endif

 
 typedef DWORD (WINAPI* WNetOpenEnumPtr)(DWORD, DWORD, DWORD, LPNETRESOURCE, LPHANDLE);
 typedef DWORD (WINAPI* WNetEnumResourcePtr)(HANDLE, LPDWORD, LPVOID, LPDWORD);
 
 typedef DWORD (WINAPI* WNetOpenEnumPtr)(DWORD, DWORD, DWORD, LPNETRESOURCE, LPHANDLE);
 typedef DWORD (WINAPI* WNetEnumResourcePtr)(HANDLE, LPDWORD, LPVOID, LPDWORD);


@@ -149,11 +152,13 @@ static unsigned GetBasicFlags(const wxChar* filename)
     // this information.
     //-----------------------------------------------------------------------
     SHFILEINFO fi;
     // this information.
     //-----------------------------------------------------------------------
     SHFILEINFO fi;

-    long rc;
-    rc = SHGetFileInfo(filename, 0, &fi, sizeof(fi), SHGFI_ATTRIBUTES );
+    long rc = SHGetFileInfo(filename, 0, &fi, sizeof(fi), SHGFI_ATTRIBUTES);

     if (!rc)
     {
     if (!rc)
     {

-        wxLogError(_("Cannot read typename from '%s'!"), filename);
+        // this error is not fatal, so don't show a message to the user about
+        // it, otherwise it would appear every time a generic directory picker
+        // dialog is used and there is a connected network drive
+        wxLogLastError(wxT("SHGetFileInfo"));

     }
     else
     {
     }
     else
     {


@@ -260,7 +265,18 @@ static void BuildListFromNN(wxArrayString& list, NETRESOURCE* pResSrc,
                 {
                     wxString filename(pRes->lpRemoteName);
 
                 {
                     wxString filename(pRes->lpRemoteName);
 

-                    if (filename.Len())
+                    // if the drive is unavailable, FilteredAdd() can hang for
+                    // a long time and, moreover, its failure appears to be not
+                    // cached so this will happen every time we use it, so try
+                    // a much quicker wxDirExists() test (which still hangs but
+                    // for much shorter time) for locally mapped drives first
+                    // to try to avoid this
+                    if ( pRes->lpLocalName &&
+                            *pRes->lpLocalName &&
+                                !wxDirExists(pRes->lpLocalName) )
+                        continue;
+
+                    if (!filename.empty())

                     {
                         if (filename.Last() != '\\')
                             filename.Append('\\');
                     {
                         if (filename.Last() != '\\')
                             filename.Append('\\');


@@ -268,7 +284,7 @@ static void BuildListFromNN(wxArrayString& list, NETRESOURCE* pResSrc,
                         // The filter function will not know mounted from unmounted, and neither do we unless
                         // we are iterating using RESOURCE_CONNECTED, in which case they all are mounted.
                         // Volumes on disconnected servers, however, will correctly show as unmounted.
                         // The filter function will not know mounted from unmounted, and neither do we unless
                         // we are iterating using RESOURCE_CONNECTED, in which case they all are mounted.
                         // Volumes on disconnected servers, however, will correctly show as unmounted.

-                        FilteredAdd(list, filename, flagsSet, flagsUnset&~wxFS_VOL_MOUNTED);
+                        FilteredAdd(list, filename.wx_str(), flagsSet, flagsUnset&~wxFS_VOL_MOUNTED);

                         if (scope == RESOURCE_GLOBALNET)
                             s_fileInfo[filename].m_flags &= ~wxFS_VOL_MOUNTED;
                     }
                         if (scope == RESOURCE_GLOBALNET)
                             s_fileInfo[filename].m_flags &= ~wxFS_VOL_MOUNTED;
                     }


@@ -378,17 +394,19 @@ wxArrayString wxFSVolumeBase::GetVolumes(int flagsSet, int flagsUnset)
 {
     ::InterlockedExchange(&s_cancelSearch, FALSE);     // reset
 
 {
     ::InterlockedExchange(&s_cancelSearch, FALSE);     // reset
 

-    if (!s_mprLib.IsLoaded() && s_mprLib.Load(_T("mpr.dll")))
+#if wxUSE_DYNLIB_CLASS
+    if (!s_mprLib.IsLoaded() && s_mprLib.Load(wxT("mpr.dll")))

     {
 #ifdef UNICODE
     {
 #ifdef UNICODE

-        s_pWNetOpenEnum = (WNetOpenEnumPtr)s_mprLib.GetSymbol(_T("WNetOpenEnumW"));
-        s_pWNetEnumResource = (WNetEnumResourcePtr)s_mprLib.GetSymbol(_T("WNetEnumResourceW"));
+        s_pWNetOpenEnum = (WNetOpenEnumPtr)s_mprLib.GetSymbol(wxT("WNetOpenEnumW"));
+        s_pWNetEnumResource = (WNetEnumResourcePtr)s_mprLib.GetSymbol(wxT("WNetEnumResourceW"));

 #else
 #else

-        s_pWNetOpenEnum = (WNetOpenEnumPtr)s_mprLib.GetSymbol(_T("WNetOpenEnumA"));
-        s_pWNetEnumResource = (WNetEnumResourcePtr)s_mprLib.GetSymbol(_T("WNetEnumResourceA"));
+        s_pWNetOpenEnum = (WNetOpenEnumPtr)s_mprLib.GetSymbol(wxT("WNetOpenEnumA"));
+        s_pWNetEnumResource = (WNetEnumResourcePtr)s_mprLib.GetSymbol(wxT("WNetEnumResourceA"));

 #endif
 #endif

-        s_pWNetCloseEnum = (WNetCloseEnumPtr)s_mprLib.GetSymbol(_T("WNetCloseEnum"));
+        s_pWNetCloseEnum = (WNetCloseEnumPtr)s_mprLib.GetSymbol(wxT("WNetCloseEnum"));

     }
     }

+#endif

 
     wxArrayString list;
 
 
     wxArrayString list;
 


@@ -480,7 +498,7 @@ bool wxFSVolumeBase::Create(const wxString& name)
 
     // Display name.
     SHFILEINFO fi;
 
     // Display name.
     SHFILEINFO fi;

-    long rc = SHGetFileInfo(m_volName, 0, &fi, sizeof(fi), SHGFI_DISPLAYNAME);
+    long rc = SHGetFileInfo(m_volName.wx_str(), 0, &fi, sizeof(fi), SHGFI_DISPLAYNAME);

     if (!rc)
     {
         wxLogError(_("Cannot read typename from '%s'!"), m_volName.c_str());
     if (!rc)
     {
         wxLogError(_("Cannot read typename from '%s'!"), m_volName.c_str());


@@ -560,7 +578,7 @@ void wxFSVolume::InitIcons()
 wxIcon wxFSVolume::GetIcon(wxFSIconType type) const
 {
     wxCHECK_MSG( type >= 0 && (size_t)type < m_icons.GetCount(), wxNullIcon,
 wxIcon wxFSVolume::GetIcon(wxFSIconType type) const
 {
     wxCHECK_MSG( type >= 0 && (size_t)type < m_icons.GetCount(), wxNullIcon,

-                 _T("wxFSIconType::GetIcon(): invalid icon index") );
+                 wxT("wxFSIconType::GetIcon(): invalid icon index") );

 
     // Load on demand.
     if (m_icons[type].IsNull())
 
     // Load on demand.
     if (m_icons[type].IsNull())


@@ -585,15 +603,17 @@ wxIcon wxFSVolume::GetIcon(wxFSIconType type) const
             break;
 
         case wxFS_VOL_ICO_MAX:
             break;
 
         case wxFS_VOL_ICO_MAX:

-            wxFAIL_MSG(_T("wxFS_VOL_ICO_MAX is not valid icon type"));
+            wxFAIL_MSG(wxT("wxFS_VOL_ICO_MAX is not valid icon type"));

             break;
         }
 
         SHFILEINFO fi;
             break;
         }
 
         SHFILEINFO fi;

-        long rc = SHGetFileInfo(m_volName, 0, &fi, sizeof(fi), flags);
+        long rc = SHGetFileInfo(m_volName.wx_str(), 0, &fi, sizeof(fi), flags);

         m_icons[type].SetHICON((WXHICON)fi.hIcon);
         if (!rc || !fi.hIcon)
         m_icons[type].SetHICON((WXHICON)fi.hIcon);
         if (!rc || !fi.hIcon)

+        {

             wxLogError(_("Cannot load icon from '%s'."), m_volName.c_str());
             wxLogError(_("Cannot load icon from '%s'."), m_volName.c_str());

+        }

     }
 
     return m_icons[type];
     }
 
     return m_icons[type];