Allow OS X Cocoa (or any OS X port) to override GetBestSize and provide a native...

[wxWidgets.git] / include / wx / dir.h

diff --git a/include/wx/dir.h b/include/wx/dir.h
index e1a525cfc2a42d417e4c8dca558e2fe2fb7152e2..fa50bb25682eabaac950e390fab9392048517403 100644 (file)
--- a/include/wx/dir.h
+++ b/include/wx/dir.h
@@ -12,15 +12,10 @@
 #ifndef _WX_DIR_H_
 #define _WX_DIR_H_
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma interface "dir.h"
-#endif
+#include "wx/longlong.h"
+#include "wx/string.h"
 
-#ifndef WX_PRECOMP
-    #include "wx/string.h"
-#endif
-
-class WXDLLIMPEXP_BASE wxArrayString;
+class WXDLLIMPEXP_FWD_BASE wxArrayString;
 
 // ----------------------------------------------------------------------------
 // constants
@@ -28,7 +23,7 @@ class WXDLLIMPEXP_BASE wxArrayString;
 
 // these flags define what kind of filenames is included in the list of files
 // enumerated by GetFirst/GetNext
-enum
+enum wxDirFlags
 {
     wxDIR_FILES     = 0x0001,       // include files
     wxDIR_DIRS      = 0x0002,       // include directories
@@ -54,6 +49,8 @@ enum wxDirTraverseResult
 class WXDLLIMPEXP_BASE wxDirTraverser
 {
 public:
+    /// a virtual dtor has been provided since this class has virtual members
+    virtual ~wxDirTraverser() { }
     // called for each file found by wxDir::Traverse()
     //
     // return wxDIR_STOP or wxDIR_CONTINUE from here (wxDIR_IGNORE doesn't
@@ -66,7 +63,7 @@ public:
     virtual wxDirTraverseResult OnDir(const wxString& dirname) = 0;
 
     // called for each directory which we couldn't open during our traversal
-    // of the directory tyree
+    // of the directory tree
     //
     // this method can also return either wxDIR_STOP, wxDIR_IGNORE or
     // wxDIR_CONTINUE but the latter is treated specially: it means to retry
@@ -81,7 +78,7 @@ public:
 // wxDir: portable equivalent of {open/read/close}dir functions
 // ----------------------------------------------------------------------------
 
-class WXDLLIMPEXP_BASE wxDirData;
+class WXDLLIMPEXP_FWD_BASE wxDirData;
 
 class WXDLLIMPEXP_BASE wxDir
 {
@@ -98,7 +95,7 @@ public:
     // opens the directory for enumeration, use IsOpened() to test success
     wxDir(const wxString& dir);
 
-    // dtor cleans up the associated ressources
+    // dtor cleans up the associated resources
     ~wxDir();
 
     // open the directory for enumerating
@@ -123,10 +120,10 @@ public:
     bool GetNext(wxString *filename) const;
 
     // return true if this directory has any files in it
-    bool HasFiles(const wxString& spec = wxEmptyString);
+    bool HasFiles(const wxString& spec = wxEmptyString) const;
 
     // return true if this directory has any subdirectories
-    bool HasSubDirs(const wxString& spec = wxEmptyString);
+    bool HasSubDirs(const wxString& spec = wxEmptyString) const;
 
     // enumerate all files in this directory and its subdirectories
     //
@@ -142,12 +139,24 @@ public:
                               const wxString& filespec = wxEmptyString,
                               int flags = wxDIR_DEFAULT);
 
+    // check if there any files matching the given filespec under the given
+    // directory (i.e. searches recursively), return the file path if found or
+    // empty string otherwise
+    static wxString FindFirst(const wxString& dirname,
+                              const wxString& filespec,
+                              int flags = wxDIR_DEFAULT);
+
+#if wxUSE_LONGLONG
+    // returns the size of all directories recursively found in given path
+    static wxULongLong GetTotalSize(const wxString &dir, wxArrayString *filesSkipped = NULL);
+#endif // wxUSE_LONGLONG
+
 private:
     friend class wxDirData;
 
     wxDirData *m_data;
 
-    DECLARE_NO_COPY_CLASS(wxDir)
+    wxDECLARE_NO_COPY_CLASS(wxDir);
 };
 
 #endif // _WX_DIR_H_