Add wxTimer::StartOnce().

[wxWidgets.git] / interface / wx / file.h

diff --git a/interface/wx/file.h b/interface/wx/file.h
index fd4a44b827c38eb377f31edbe85120f575d7096b..198fcc18cbf4b16d2ed27eee36aa036df15b6a83 100644 (file)
--- a/interface/wx/file.h
+++ b/interface/wx/file.h
@@ -3,7 +3,7 @@
 // Purpose:     interface of wxTempFile, wxFile
 // Author:      wxWidgets team
 // RCS-ID:      $Id$
-// Licence:     wxWindows license
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 
@@ -173,12 +173,12 @@ public:
             or test if it can be opened for writing with Access(). */
         write,
 
-        /** Open file for reading and writing; can not be used with Access() */
+        /** Open file for reading and writing; cannot be used with Access() */
         read_write,
 
         /** Open file for appending: the file is opened for writing, but the old contents
             of the file are not erased and the file pointer is initially placed at the end
-            of the file; can not be used with Access().
+            of the file; cannot be used with Access().
 
             This is the same as OpenMode::write if the file doesn't exist.
         */
@@ -231,6 +231,32 @@ public:
     */
     ~wxFile();
 
+    /**
+        Returns the error code for the last unsuccessful operation.
+
+        The error code is system-dependent and corresponds to the value of the
+        standard @c errno variable when the last error occurred.
+
+        Notice that only simple accessors such as IsOpened() and Eof() (and
+        this method itself) don't modify the last error value, all other
+        methods can potentially change it if an error occurs, including the
+        const ones such as Tell() or Length().
+
+        @since 2.9.2
+
+        @see ClearLastError()
+    */
+    int GetLastError() const;
+
+    /**
+        Resets the error code.
+
+        GetLastError() will return 0 until the next error occurs.
+
+        @since 2.9.2
+    */
+    void ClearLastError();
+
     /**
         This function verifies if we may access the given file in specified mode.
         Only values of @c wxFile::read or @c wxFile::write really make sense here.
@@ -346,6 +372,23 @@ public:
     */
     ssize_t Read(void* buffer, size_t count);
 
+    /**
+        Reads the entire contents of the file into a string.
+
+        @param str
+            Non-@NULL pointer to a string to read data into.
+        @param conv
+            Conversion object to use in Unicode build; by default supposes
+            that file contents is encoded in UTF-8 but falls back to the
+            current locale encoding (or Latin-1 if it is UTF-8 too) if it is
+            not.
+
+        @return @true if file was read successfully, @false otherwise.
+
+        @since 2.9.5
+    */
+    bool ReadAll(wxString* str, const wxMBConv& conv = wxConvAuto());
+
     /**
         Seeks to the specified position.