Check in the pristine copy of ICU 51.2

icu51/source/common/uenumimp.h

Index: icu51/source/common/uenumimp.h
===================================================================
--- icu51/source/common/uenumimp.h	(revision 0)
+++ icu51/source/common/uenumimp.h	(revision 0)
@@ -0,0 +1,153 @@
+/*
+*******************************************************************************
+*
+*   Copyright (C) 2002-2006, International Business Machines
+*   Corporation and others.  All Rights Reserved.
+*
+*******************************************************************************
+*   file name:  uenumimp.h
+*   encoding:   US-ASCII
+*   tab size:   8 (not used)
+*   indentation:2
+*
+*   created on: 2002jul08
+*   created by: Vladimir Weinstein
+*/
+
+#ifndef __UENUMIMP_H
+#define __UENUMIMP_H
+
+#include "unicode/uenum.h"
+
+U_CDECL_BEGIN
+
+/** 
+ * following are the type declarations for 
+ * implementations of APIs. If any of these
+ * functions are NULL, U_UNSUPPORTED_ERROR
+ * is returned. If close is NULL, the enumeration
+ * object is going to be released.
+ * Initial error checking is done in the body
+ * of API function, so the implementations 
+ * need not to check the initial error condition.
+ */
+
+/**
+ * Function type declaration for uenum_close().
+ *
+ * This function should cleanup the enumerator object
+ *
+ * @param en enumeration to be closed
+ */
+typedef void U_CALLCONV
+UEnumClose(UEnumeration *en);
+
+/**
+ * Function type declaration for uenum_count().
+ *
+ * This function should count the number of elements
+ * in this enumeration
+ *
+ * @param en enumeration to be counted
+ * @param status pointer to UErrorCode variable
+ * @return number of elements in enumeration
+ */
+typedef int32_t U_CALLCONV
+UEnumCount(UEnumeration *en, UErrorCode *status);
+
+/**
+ * Function type declaration for uenum_unext().
+ *
+ * This function returns the next element as a UChar *,
+ * or NULL after all elements haven been enumerated.
+ *
+ * @param en enumeration 
+ * @param resultLength pointer to result length
+ * @param status pointer to UErrorCode variable
+ * @return next element as UChar *,
+ *         or NULL after all elements haven been enumerated
+ */
+typedef const UChar* U_CALLCONV 
+UEnumUNext(UEnumeration* en,
+            int32_t* resultLength,
+            UErrorCode* status);
+
+/**
+ * Function type declaration for uenum_next().
+ *
+ * This function returns the next element as a char *,
+ * or NULL after all elements haven been enumerated.
+ *
+ * @param en enumeration 
+ * @param resultLength pointer to result length
+ * @param status pointer to UErrorCode variable
+ * @return next element as char *,
+ *         or NULL after all elements haven been enumerated
+ */
+typedef const char* U_CALLCONV 
+UEnumNext(UEnumeration* en,
+           int32_t* resultLength,
+           UErrorCode* status);
+
+/**
+ * Function type declaration for uenum_reset().
+ *
+ * This function should reset the enumeration 
+ * object
+ *
+ * @param en enumeration 
+ * @param status pointer to UErrorCode variable
+ */
+typedef void U_CALLCONV 
+UEnumReset(UEnumeration* en, 
+            UErrorCode* status);
+
+
+struct UEnumeration {
+    /* baseContext. For the base class only. Don't touch! */
+    void *baseContext;
+
+    /* context. Use it for what you need */
+    void *context;
+
+    /** 
+     * these are functions that will 
+     * be used for APIs
+     */
+    /* called from uenum_close */
+    UEnumClose *close;
+    /* called from uenum_count */
+    UEnumCount *count;
+    /* called from uenum_unext */
+    UEnumUNext *uNext;
+    /* called from uenum_next */
+    UEnumNext  *next;
+    /* called from uenum_reset */
+    UEnumReset *reset;
+};
+
+U_CDECL_END
+
+/* This is the default implementation for uenum_unext().
+ * It automatically converts the char * string to UChar *.
+ * Don't call this directly.  This is called internally by uenum_unext
+ * when a UEnumeration is defined with 'uNext' pointing to this
+ * function.
+ */
+U_CAPI const UChar* U_EXPORT2
+uenum_unextDefault(UEnumeration* en,
+            int32_t* resultLength,
+            UErrorCode* status);
+
+/* This is the default implementation for uenum_next().
+ * It automatically converts the UChar * string to char *.
+ * Don't call this directly.  This is called internally by uenum_next
+ * when a UEnumeration is defined with 'next' pointing to this
+ * function.
+ */
+U_CAPI const char* U_EXPORT2
+uenum_nextDefault(UEnumeration* en,
+            int32_t* resultLength,
+            UErrorCode* status);
+
+#endif
Property changes on: icu51/source/common/uenumimp.h
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Added: svn:eol-style
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