fixed wrong use of = instead of == (patch 1159289)

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

diff --git a/src/msw/volume.cpp b/src/msw/volume.cpp
index 4812244e485cbffc6634b73c85f5da34e805d4e0..ec4f016e2c88649e2994426fcab4e73d5a6060ee 100644 (file)
--- a/src/msw/volume.cpp
+++ b/src/msw/volume.cpp
@@ -6,7 +6,7 @@
 // Created:     28 Jan 02
 // RCS-ID:      $Id$
 // Copyright:   (c) 2002 George Policello
 // Created:     28 Jan 02
 // RCS-ID:      $Id$
 // Copyright:   (c) 2002 George Policello

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 ///////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -17,7 +17,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

     #pragma implementation "fsvolume.h"
 #endif
 
     #pragma implementation "fsvolume.h"
 #endif
 


@@ -30,7 +30,9 @@
 #if wxUSE_FSVOLUME
 
 #ifndef WX_PRECOMP
 #if wxUSE_FSVOLUME
 
 #ifndef WX_PRECOMP

-    #include "wx/icon.h"
+    #if wxUSE_GUI
+        #include "wx/icon.h"
+    #endif

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


@@ -41,8 +43,11 @@
 
 #include "wx/volume.h"
 
 
 #include "wx/volume.h"
 

-// Win32 headers
+#include <shellapi.h>

 #include <shlobj.h>
 #include <shlobj.h>

+#include "wx/msw/missing.h"
+
+#if wxUSE_BASE

 
 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 // Dynamic library function defs.
 
 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 // Dynamic library function defs.


@@ -63,20 +68,31 @@ static WNetCloseEnumPtr s_pWNetCloseEnum;
 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 static long s_cancelSearch = FALSE;
 
 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 static long s_cancelSearch = FALSE;
 

-struct FileInfo : public wxObject
+struct FileInfo

 {
     FileInfo(unsigned flag=0, wxFSVolumeKind type=wxFS_VOL_OTHER) :
         m_flags(flag), m_type(type) {}
 {
     FileInfo(unsigned flag=0, wxFSVolumeKind type=wxFS_VOL_OTHER) :
         m_flags(flag), m_type(type) {}

+
+    FileInfo(const FileInfo& other) { *this = other; }
+    FileInfo& operator=(const FileInfo& other)
+    {
+        m_flags = other.m_flags;
+        m_type = other.m_type;
+        return *this;
+    }
+

     unsigned m_flags;
     wxFSVolumeKind m_type;
 };
 WX_DECLARE_STRING_HASH_MAP(FileInfo, FileInfoMap);
     unsigned m_flags;
     wxFSVolumeKind m_type;
 };
 WX_DECLARE_STRING_HASH_MAP(FileInfo, FileInfoMap);

-static FileInfoMap s_fileInfo(25);
+// Cygwin bug (?) destructor for global s_fileInfo is called twice...
+static FileInfoMap& GetFileInfoMap()
+{
+    static FileInfoMap s_fileInfo(25);

 
 

-//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-// Other initialization.
-//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
-WX_DEFINE_OBJARRAY(wxIconArray);
+    return s_fileInfo;
+}
+#define s_fileInfo (GetFileInfoMap())

 
 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 // Local helper functions.
 
 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 // Local helper functions.


@@ -164,28 +180,28 @@ static unsigned GetBasicFlags(const wxChar* filename)
 // Purpose: Add a file to the list if it meets the filter requirement.
 // Notes: - See GetBasicFlags for remarks about the Mounted flag.
 //=============================================================================
 // Purpose: Add a file to the list if it meets the filter requirement.
 // Notes: - See GetBasicFlags for remarks about the Mounted flag.
 //=============================================================================

-static bool FilteredAdd(wxArrayString& list, const wxChar* filename, 
+static bool FilteredAdd(wxArrayString& list, const wxChar* filename,

                         unsigned flagsSet, unsigned flagsUnset)
 {
                         unsigned flagsSet, unsigned flagsUnset)
 {

-    bool accept = TRUE;
+    bool accept = true;

     unsigned flags = GetBasicFlags(filename);
 
     if (flagsSet & wxFS_VOL_MOUNTED && !(flags & wxFS_VOL_MOUNTED))
     unsigned flags = GetBasicFlags(filename);
 
     if (flagsSet & wxFS_VOL_MOUNTED && !(flags & wxFS_VOL_MOUNTED))

-        accept = FALSE;
+        accept = false;

     else if (flagsUnset & wxFS_VOL_MOUNTED && (flags & wxFS_VOL_MOUNTED))
     else if (flagsUnset & wxFS_VOL_MOUNTED && (flags & wxFS_VOL_MOUNTED))

-        accept = FALSE;
+        accept = false;

     else if (flagsSet & wxFS_VOL_REMOVABLE && !(flags & wxFS_VOL_REMOVABLE))
     else if (flagsSet & wxFS_VOL_REMOVABLE && !(flags & wxFS_VOL_REMOVABLE))

-        accept = FALSE;
+        accept = false;

     else if (flagsUnset & wxFS_VOL_REMOVABLE && (flags & wxFS_VOL_REMOVABLE))
     else if (flagsUnset & wxFS_VOL_REMOVABLE && (flags & wxFS_VOL_REMOVABLE))

-        accept = FALSE;
+        accept = false;

     else if (flagsSet & wxFS_VOL_READONLY && !(flags & wxFS_VOL_READONLY))
     else if (flagsSet & wxFS_VOL_READONLY && !(flags & wxFS_VOL_READONLY))

-        accept = FALSE;
+        accept = false;

     else if (flagsUnset & wxFS_VOL_READONLY && (flags & wxFS_VOL_READONLY))
     else if (flagsUnset & wxFS_VOL_READONLY && (flags & wxFS_VOL_READONLY))

-        accept = FALSE;
+        accept = false;

     else if (flagsSet & wxFS_VOL_REMOTE && !(flags & wxFS_VOL_REMOTE))
     else if (flagsSet & wxFS_VOL_REMOTE && !(flags & wxFS_VOL_REMOTE))

-        accept = FALSE;
+        accept = false;

     else if (flagsUnset & wxFS_VOL_REMOTE && (flags & wxFS_VOL_REMOTE))
     else if (flagsUnset & wxFS_VOL_REMOTE && (flags & wxFS_VOL_REMOTE))

-        accept = FALSE;
+        accept = false;

 
     // Add to the list if passed the filter.
     if (accept)
 
     // Add to the list if passed the filter.
     if (accept)


@@ -201,7 +217,7 @@ static bool FilteredAdd(wxArrayString& list, const wxChar* filename,
 //          all items while determining which are connected and not.  So this
 //          function will find either all items or connected items.
 //=============================================================================
 //          all items while determining which are connected and not.  So this
 //          function will find either all items or connected items.
 //=============================================================================

-static void BuildListFromNN(wxArrayString& list, NETRESOURCE* pResSrc, 
+static void BuildListFromNN(wxArrayString& list, NETRESOURCE* pResSrc,

                             unsigned flagsSet, unsigned flagsUnset)
 {
     HANDLE hEnum;
                             unsigned flagsSet, unsigned flagsUnset)
 {
     HANDLE hEnum;


@@ -221,8 +237,8 @@ static void BuildListFromNN(wxArrayString& list, NETRESOURCE* pResSrc,
     //----------------------------------------------------------------------
     if (rc = s_pWNetOpenEnum(scope, RESOURCETYPE_DISK, 0, pResSrc, &hEnum), rc == NO_ERROR)
     {
     //----------------------------------------------------------------------
     if (rc = s_pWNetOpenEnum(scope, RESOURCETYPE_DISK, 0, pResSrc, &hEnum), rc == NO_ERROR)
     {

-        unsigned long count = 1;
-        unsigned long size = 256;
+        DWORD count = 1;
+        DWORD size = 256;

         NETRESOURCE* pRes = (NETRESOURCE*)malloc(size);
         memset(pRes, 0, sizeof(NETRESOURCE));
         while (rc = s_pWNetEnumResource(hEnum, &count, pRes, &size), rc == NO_ERROR || rc == ERROR_MORE_DATA)
         NETRESOURCE* pRes = (NETRESOURCE*)malloc(size);
         memset(pRes, 0, sizeof(NETRESOURCE));
         while (rc = s_pWNetEnumResource(hEnum, &count, pRes, &size), rc == NO_ERROR || rc == ERROR_MORE_DATA)


@@ -287,19 +303,19 @@ static int CompareFcn(const wxString& first, const wxString& second)
 //          way manually.
 //        - The resulting list is sorted alphabetically.
 //=============================================================================
 //          way manually.
 //        - The resulting list is sorted alphabetically.
 //=============================================================================

-static bool BuildRemoteList(wxArrayString& list, NETRESOURCE* pResSrc, 
+static bool BuildRemoteList(wxArrayString& list, NETRESOURCE* pResSrc,

                             unsigned flagsSet, unsigned flagsUnset)
 {
     // NN query depends on dynamically loaded library.
     if (!s_pWNetOpenEnum || !s_pWNetEnumResource || !s_pWNetCloseEnum)
     {
         wxLogError(_("Failed to load mpr.dll."));
                             unsigned flagsSet, unsigned flagsUnset)
 {
     // NN query depends on dynamically loaded library.
     if (!s_pWNetOpenEnum || !s_pWNetEnumResource || !s_pWNetCloseEnum)
     {
         wxLogError(_("Failed to load mpr.dll."));

-        return FALSE;
+        return false;

     }
 
     // Don't waste time doing the work if the flags conflict.
     if (flagsSet & wxFS_VOL_MOUNTED && flagsUnset & wxFS_VOL_MOUNTED)
     }
 
     // Don't waste time doing the work if the flags conflict.
     if (flagsSet & wxFS_VOL_MOUNTED && flagsUnset & wxFS_VOL_MOUNTED)

-        return FALSE;
+        return false;

 
     //----------------------------------------------
     // Generate the list according to the flags set.
 
     //----------------------------------------------
     // Generate the list according to the flags set.


@@ -328,7 +344,7 @@ static bool BuildRemoteList(wxArrayString& list, NETRESOURCE* pResSrc,
             wxString all(list[iList]);
             wxString mount(mounted[iMounted]);
 
             wxString all(list[iList]);
             wxString mount(mounted[iMounted]);
 

-            while (compare = 
+            while (compare =

                      wxStricmp(list[iList].c_str(), mounted[iMounted].c_str()),
                    compare > 0 && iList >= 0)
             {
                      wxStricmp(list[iList].c_str(), mounted[iMounted].c_str()),
                    compare > 0 && iList >= 0)
             {


@@ -341,7 +357,7 @@ static bool BuildRemoteList(wxArrayString& list, NETRESOURCE* pResSrc,
             {
                 // Found the element.  Remove it or mark it mounted.
                 if (flagsUnset & wxFS_VOL_MOUNTED)
             {
                 // Found the element.  Remove it or mark it mounted.
                 if (flagsUnset & wxFS_VOL_MOUNTED)

-                    list.Remove(iList);
+                    list.RemoveAt(iList);

                 else
                     s_fileInfo[list[iList]].m_flags |= wxFS_VOL_MOUNTED;
 
                 else
                     s_fileInfo[list[iList]].m_flags |= wxFS_VOL_MOUNTED;
 


@@ -351,7 +367,7 @@ static bool BuildRemoteList(wxArrayString& list, NETRESOURCE* pResSrc,
         }
     }
 
         }
     }
 

-    return TRUE;
+    return true;

 } // BuildRemoteList
 
 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 } // BuildRemoteList
 
 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++


@@ -363,15 +379,15 @@ static bool BuildRemoteList(wxArrayString& list, NETRESOURCE* pResSrc,
 // Purpose: Generate and return a list of all volumes (drives) available.
 // Notes:
 //=============================================================================
 // Purpose: Generate and return a list of all volumes (drives) available.
 // Notes:
 //=============================================================================

-wxArrayString wxFSVolume::GetVolumes(int flagsSet, int flagsUnset)
+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")))
     {
 #ifdef UNICODE
         s_pWNetOpenEnum = (WNetOpenEnumPtr)s_mprLib.GetSymbol(_T("WNetOpenEnumW"));
 
     if (!s_mprLib.IsLoaded() && s_mprLib.Load(_T("mpr.dll")))
     {
 #ifdef UNICODE
         s_pWNetOpenEnum = (WNetOpenEnumPtr)s_mprLib.GetSymbol(_T("WNetOpenEnumW"));

-        s_pWNetEnumResource = (WNetEnumResourcePtr)s_mprLib.GetSymbol("WNetEnumResourceW");
+        s_pWNetEnumResource = (WNetEnumResourcePtr)s_mprLib.GetSymbol(_T("WNetEnumResourceW"));

 #else
         s_pWNetOpenEnum = (WNetOpenEnumPtr)s_mprLib.GetSymbol(_T("WNetOpenEnumA"));
         s_pWNetEnumResource = (WNetEnumResourcePtr)s_mprLib.GetSymbol(_T("WNetEnumResourceA"));
 #else
         s_pWNetOpenEnum = (WNetOpenEnumPtr)s_mprLib.GetSymbol(_T("WNetOpenEnumA"));
         s_pWNetEnumResource = (WNetEnumResourcePtr)s_mprLib.GetSymbol(_T("WNetEnumResourceA"));


@@ -389,7 +405,7 @@ wxArrayString wxFSVolume::GetVolumes(int flagsSet, int flagsUnset)
     TCHAR* buf = new TCHAR[chars+1];
 
     // Get the list of drives.
     TCHAR* buf = new TCHAR[chars+1];
 
     // Get the list of drives.

-    chars = GetLogicalDriveStrings(chars, buf);
+    GetLogicalDriveStrings(chars, buf);

 
     // Parse the list into an array, applying appropriate filters.
     TCHAR *pVol;
 
     // Parse the list into an array, applying appropriate filters.
     TCHAR *pVol;


@@ -432,25 +448,25 @@ wxArrayString wxFSVolume::GetVolumes(int flagsSet, int flagsUnset)
 //          performing the search.  This is the only thread-safe function
 //          provided by the class.
 //=============================================================================
 //          performing the search.  This is the only thread-safe function
 //          provided by the class.
 //=============================================================================

-void wxFSVolume::CancelSearch()
+void wxFSVolumeBase::CancelSearch()

 {
 {

-    InterlockedExchange(&s_cancelSearch, TRUE);
+    ::InterlockedExchange(&s_cancelSearch, TRUE);

 } // CancelSearch
 
 //=============================================================================
 // Function: constructor
 // Purpose: default constructor
 //=============================================================================
 } // CancelSearch
 
 //=============================================================================
 // Function: constructor
 // Purpose: default constructor
 //=============================================================================

-wxFSVolume::wxFSVolume()
+wxFSVolumeBase::wxFSVolumeBase()

 {
 {

-    m_isOk = FALSE;
+    m_isOk = false;

 } // wxVolume
 
 //=============================================================================
 // Function: constructor
 // Purpose: constructor that calls Create
 //=============================================================================
 } // wxVolume
 
 //=============================================================================
 // Function: constructor
 // Purpose: constructor that calls Create
 //=============================================================================

-wxFSVolume::wxFSVolume(const wxString& name)
+wxFSVolumeBase::wxFSVolumeBase(const wxString& name)

 {
     Create(name);
 } // wxVolume
 {
     Create(name);
 } // wxVolume


@@ -459,10 +475,10 @@ wxFSVolume::wxFSVolume(const wxString& name)
 // Function: Create
 // Purpose: Finds, logs in, etc. to the request volume.
 //=============================================================================
 // Function: Create
 // Purpose: Finds, logs in, etc. to the request volume.
 //=============================================================================

-bool wxFSVolume::Create(const wxString& name)
+bool wxFSVolumeBase::Create(const wxString& name)

 {
     // assume fail.
 {
     // assume fail.

-    m_isOk = FALSE;
+    m_isOk = false;

 
     // supplied.
     m_volName = name;
 
     // supplied.
     m_volName = name;


@@ -477,27 +493,17 @@ bool wxFSVolume::Create(const wxString& name)
     }
     m_dispName = fi.szDisplayName;
 
     }
     m_dispName = fi.szDisplayName;
 

-#ifdef wxUSE_GUI
-
-    m_icons.Alloc(wxFS_VOL_ICO_MAX);
-    int idx;
-    wxIcon null;
-    for (idx = 0; idx < wxFS_VOL_ICO_MAX; idx++)
-        m_icons.Add(null);
-
-#endif
-

     // all tests passed.
     // all tests passed.

-    return m_isOk = TRUE;
+    return m_isOk = true;

 } // Create
 
 //=============================================================================
 // Function: IsOk
 } // Create
 
 //=============================================================================
 // Function: IsOk

-// Purpose: returns TRUE if the volume is legal.
+// Purpose: returns true if the volume is legal.

 // Notes: For fixed disks, it must exist.  For removable disks, it must also
 //        be present.  For Network Shares, it must also be logged in, etc.
 //=============================================================================
 // Notes: For fixed disks, it must exist.  For removable disks, it must also
 //        be present.  For Network Shares, it must also be logged in, etc.
 //=============================================================================

-bool wxFSVolume::IsOk() const
+bool wxFSVolumeBase::IsOk() const

 {
     return m_isOk;
 } // IsOk
 {
     return m_isOk;
 } // IsOk


@@ -506,7 +512,7 @@ bool wxFSVolume::IsOk() const
 // Function: GetKind
 // Purpose: Return the type of the volume.
 //=============================================================================
 // Function: GetKind
 // Purpose: Return the type of the volume.
 //=============================================================================

-wxFSVolumeKind wxFSVolume::GetKind() const
+wxFSVolumeKind wxFSVolumeBase::GetKind() const

 {
     if (!m_isOk)
         return wxFS_VOL_OTHER;
 {
     if (!m_isOk)
         return wxFS_VOL_OTHER;


@@ -523,7 +529,7 @@ wxFSVolumeKind wxFSVolume::GetKind() const
 // Purpose: Return the caches flags for this volume.
 // Notes: - Returns -1 if no flags were cached.
 //=============================================================================
 // Purpose: Return the caches flags for this volume.
 // Notes: - Returns -1 if no flags were cached.
 //=============================================================================

-int wxFSVolume::GetFlags() const
+int wxFSVolumeBase::GetFlags() const

 {
     if (!m_isOk)
         return -1;
 {
     if (!m_isOk)
         return -1;


@@ -535,42 +541,54 @@ int wxFSVolume::GetFlags() const
     return itr->second.m_flags;
 } // GetFlags
 
     return itr->second.m_flags;
 } // GetFlags
 

-#ifdef wxUSE_GUI
+#endif // wxUSE_BASE
+
+// ============================================================================
+// wxFSVolume
+// ============================================================================
+
+#if wxUSE_GUI
+
+void wxFSVolume::InitIcons()
+{
+    m_icons.Alloc(wxFS_VOL_ICO_MAX);
+    wxIcon null;
+    for (int idx = 0; idx < wxFS_VOL_ICO_MAX; idx++)
+        m_icons.Add(null);
+}

 
 //=============================================================================
 // Function: GetIcon
 // Purpose: return the requested icon.
 //=============================================================================
 
 //=============================================================================
 // Function: GetIcon
 // Purpose: return the requested icon.
 //=============================================================================

+

 wxIcon wxFSVolume::GetIcon(wxFSIconType type) const
 {
 wxIcon wxFSVolume::GetIcon(wxFSIconType type) const
 {

-    wxCHECK_MSG(type < (int)m_icons.GetCount(), wxNullIcon, 
-                _T("Invalid request for icon type!"));
-    wxCHECK_MSG( type >= 0 && (size_t)type < m_icons.GetCount(),
-                 wxIcon(),                 
-                 _T("invalid icon index") );
+    wxCHECK_MSG( type >= 0 && (size_t)type < m_icons.GetCount(), wxNullIcon,
+                 _T("wxFSIconType::GetIcon(): invalid icon index") );

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

-        unsigned flags = 0;
+        UINT flags = SHGFI_ICON;

         switch (type)
         {
         case wxFS_VOL_ICO_SMALL:
         switch (type)
         {
         case wxFS_VOL_ICO_SMALL:

-            flags = SHGFI_ICON | SHGFI_SMALLICON;
+            flags |= SHGFI_SMALLICON;

             break;
 
         case wxFS_VOL_ICO_LARGE:
             break;
 
         case wxFS_VOL_ICO_LARGE:

-            flags = SHGFI_ICON | SHGFI_SHELLICONSIZE;
+            flags |= SHGFI_SHELLICONSIZE;

             break;
 
         case wxFS_VOL_ICO_SEL_SMALL:
             break;
 
         case wxFS_VOL_ICO_SEL_SMALL:

-            flags = SHGFI_ICON | SHGFI_SMALLICON | SHGFI_OPENICON;
+            flags |= SHGFI_SMALLICON | SHGFI_OPENICON;

             break;
 
         case wxFS_VOL_ICO_SEL_LARGE:
             break;
 
         case wxFS_VOL_ICO_SEL_LARGE:

-            flags = SHGFI_ICON | SHGFI_SHELLICONSIZE | SHGFI_OPENICON;
+            flags |= SHGFI_SHELLICONSIZE | SHGFI_OPENICON;

             break;
             break;

-            
+

         case wxFS_VOL_ICO_MAX:
             wxFAIL_MSG(_T("wxFS_VOL_ICO_MAX is not valid icon type"));
             break;
         case wxFS_VOL_ICO_MAX:
             wxFAIL_MSG(_T("wxFS_VOL_ICO_MAX is not valid icon type"));
             break;