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/* vim: set sw=8 ts=8: -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/**
* ms-excel-util.h: Utility functions for MS Excel import / export
*
* Author:
* Jon K Hellan (hellan@acm.org)
*
* (C) 1999-2005 Jon K Hellan
**/
#ifndef GNM_MS_EXCEL_UTIL_H
#define GNM_MS_EXCEL_UTIL_H
#include <glib.h>
#include <stdlib.h>
/*
* Check a condition relating to whether the file being read is ok.
* (Not to be confused with checking a programming error.)
*
* If it fails, print a warning and return.
*/
#define XL_CHECK_CONDITION(cond) \
do { \
if (!(cond)) { \
g_warning ("File is most likely corrupted.\n" \
"(Condition \"%s\" failed in %s.)\n", \
#cond, \
G_STRFUNC); \
return; \
} \
} while (0)
#define XL_CHECK_CONDITION_VAL(cond,val) \
do { \
if (!(cond)) { \
g_warning ("File is most likely corrupted.\n" \
"(Condition \"%s\" failed in %s.)\n", \
#cond, \
G_STRFUNC); \
return (val); \
} \
} while (0)
typedef struct _TwoWayTable TwoWayTable;
struct _TwoWayTable {
GHashTable *all_keys;
GHashTable *unique_keys;
GPtrArray *idx_to_key;
gint base; /* Indices assigned consecutively from base */
GDestroyNotify key_destroy_func;
};
typedef void (*AfterPutFunc) (gconstpointer key,
gboolean was_added,
gint index,
gconstpointer closure);
TwoWayTable *
two_way_table_new (GHashFunc hash_func,
GCompareFunc key_compare_func,
gint base,
GDestroyNotify key_destroy_func);
void
two_way_table_free (TwoWayTable *table);
gint
two_way_table_put (TwoWayTable const *table, gpointer key,
gboolean unique, AfterPutFunc apf, gconstpointer closure);
void
two_way_table_move (TwoWayTable const *table, gint dst_idx, gint src_idx);
gint
two_way_table_key_to_idx (TwoWayTable const *table, gconstpointer key);
gpointer
two_way_table_idx_to_key (TwoWayTable const *table, gint idx);
/*****************************************************************************/
typedef struct {
char const *name;
int defcol_unit;
int colinfo_baseline;
double colinfo_step;
} XL_font_width;
/* Measures base character width for column sizing. Returns width. */
/* A new version based on hard coded tables to match XL */
XL_font_width const *xl_lookup_font_specs (char const *name);
void destroy_xl_font_widths (void);
#endif /* GNM_MS_EXCEL_UTIL_H */
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