1ebdb2e521
Also remove old WS_VAR_IMPORT define and related Makefile magic everywhere in the project. svn path=/trunk/; revision=47992
179 lines
7.2 KiB
C
179 lines
7.2 KiB
C
/* prefs-int.h
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* Definitions for implementation of preference handling routines;
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* used by "friends" of the preferences type.
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef __PREFS_INT_H__
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#define __PREFS_INT_H__
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#include <stdio.h>
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#include "ws_symbol_export.h"
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/**
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*@file
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*/
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struct pref_module {
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const char *name; /**< name of module */
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const char *title; /**< title of module (displayed in preferences list) */
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const char *description; /**< Description of module (displayed in preferences notebook) */
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void (*apply_cb)(void); /**< routine to call when preferences applied */
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GList *prefs; /**< list of its preferences */
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struct pref_module *parent; /**< parent module */
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emem_tree_t *submodules; /**< list of its submodules */
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int numprefs; /**< number of non-obsolete preferences */
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gboolean prefs_changed; /**< if TRUE, a preference has changed since we last checked */
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gboolean obsolete; /**< if TRUE, this is a module that used to
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* exist but no longer does
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*/
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gboolean use_gui; /**< Determines whether or not the module will use the generic
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* GUI interface/APIs with the preference value or if its own
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* independent GUI will be provided. This allows all preferences
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* to have a common API for reading/writing, but not require them to
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* use simple GUI controls to change the options. In general, the "general"
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* Wireshark preferences should have this set to FALSE, while the protocol
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* modules will have this set to TRUE */
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};
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typedef struct {
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module_t *module;
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FILE *pf;
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} write_pref_arg_t;
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/**
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* Module used for protocol preferences.
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* With MSVC and a libwireshark.dll, we need a special declaration.
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*/
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WS_DLL_PUBLIC module_t *protocols_module;
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typedef void (*pref_custom_free_cb) (pref_t* pref);
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typedef void (*pref_custom_reset_cb) (pref_t* pref);
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typedef prefs_set_pref_e (*pref_custom_set_cb) (pref_t* pref, const gchar* value, gboolean* changed);
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/* typedef void (*pref_custom_write_cb) (pref_t* pref, write_pref_arg_t* arg); Deprecated. */
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/* pref_custom_type_name_cb should return NULL for internal / hidden preferences. */
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typedef const char * (*pref_custom_type_name_cb) (void);
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typedef char * (*pref_custom_type_description_cb) (void);
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typedef gboolean (*pref_custom_is_default_cb) (pref_t* pref);
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typedef char * (*pref_custom_to_str_cb) (pref_t* pref, gboolean default_val);
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/** Structure to hold callbacks for PREF_CUSTOM type */
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struct pref_custom_cbs {
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pref_custom_free_cb free_cb;
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pref_custom_reset_cb reset_cb;
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pref_custom_set_cb set_cb;
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/* pref_custom_write_cb write_cb; Deprecated. */
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pref_custom_type_name_cb type_name_cb;
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pref_custom_type_description_cb type_description_cb;
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pref_custom_is_default_cb is_default_cb;
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pref_custom_to_str_cb to_str_cb;
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};
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/**
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* PREF_OBSOLETE is used for preferences that a module used to support
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* but no longer supports; we give different error messages for them.
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*/
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typedef enum {
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PREF_UINT,
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PREF_BOOL,
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PREF_ENUM,
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PREF_STRING,
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PREF_RANGE,
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PREF_STATIC_TEXT,
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PREF_UAT,
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PREF_FILENAME,
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PREF_COLOR, /* XXX - These are only supported for "internal" (non-protocol) */
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PREF_CUSTOM, /* use and not as a generic protocol preference */
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PREF_OBSOLETE,
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PREF_DIRNAME
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} pref_type_t;
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/** Struct to hold preference data */
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struct preference {
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const char *name; /**< name of preference */
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const char *title; /**< title to use in GUI */
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const char *description; /**< human-readable description of preference */
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int ordinal; /**< ordinal number of this preference */
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pref_type_t type; /**< type of that preference */
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union { /* The Qt preference code assumes that these will all be pointers (and unique) */
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guint *uint;
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gboolean *boolp;
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gint *enump;
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const char **string;
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range_t **range;
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void* uat;
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color_t *colorp;
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GList** list;
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} varp; /**< pointer to variable storing the value */
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union {
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guint uint;
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gboolean boolval;
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gint enumval;
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char *string;
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range_t *range;
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color_t color;
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GList* list;
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} stashed_val; /**< original value, when editing from the GUI */
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union {
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guint uint;
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gboolean boolval;
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gint enumval;
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char *string;
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range_t *range;
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color_t color;
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GList* list;
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} default_val; /**< the default value of the preference */
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union {
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guint base; /**< input/output base, for PREF_UINT */
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guint32 max_value; /**< maximum value of a range */
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struct {
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const enum_val_t *enumvals; /**< list of name & values */
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gboolean radio_buttons; /**< TRUE if it should be shown as
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radio buttons rather than as an
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option menu or combo box in
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the preferences tab */
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} enum_info; /**< for PREF_ENUM */
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} info; /**< display/text file information */
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struct pref_custom_cbs custom_cbs; /**< for PREF_CUSTOM */
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void *control; /**< handle for GUI control for this preference */
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};
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/* read_prefs_file: read in a generic config file and do a callback to */
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/* pref_set_pair_fct() for every key/value pair found */
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/**
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* Given a string of the form "<pref name>:<pref value>", as might appear
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* as an argument to a "-o" option, parse it and set the preference in
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* question.
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* @return an indication of whether it succeeded or failed
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* in some fashion.
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*/
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typedef prefs_set_pref_e (*pref_set_pair_cb) (gchar *key, const gchar *value, void *private_data, gboolean return_range_errors);
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/** read the preferences file (or similiar) and call the callback
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* function to set each key/value pair found
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*/
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WS_DLL_PUBLIC
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int
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read_prefs_file(const char *pf_path, FILE *pf, pref_set_pair_cb pref_set_pair_fct, void *private_data);
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#endif /* prefs-int.h */
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