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rofi/source/xrmoptions.c
Dave Davenport a754815d14 Add converter back for old theme format.
2017-04-02 12:32:11 +02:00

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/**
* rofi
*
* MIT/X11 License
* Copyright 2013-2017 Qball Cow <qball@gmpclient.org>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <xcb/xcb.h>
#include <xcb/xkb.h>
#include <xcb/xcb_xrm.h>
#include <xkbcommon/xkbcommon.h>
#include <xkbcommon/xkbcommon-compose.h>
#include <xkbcommon/xkbcommon-x11.h>
#include <glib.h>
#include "xcb.h"
#include "xcb-internal.h"
#include "x11-helper.h"
#include "rofi.h"
#include "xrmoptions.h"
#include "settings.h"
#include "helper.h"
/** Different sources of configuration. */
const char * const ConfigSourceStr[] = {
"Default",
"XResources",
"File",
"Rasi File",
"Commandline",
};
/** Enumerator of different sources of configuration. */
enum ConfigSource
{
CONFIG_DEFAULT = 0,
CONFIG_XRESOURCES = 1,
CONFIG_FILE = 2,
CONFIG_FILE_THEME = 3,
CONFIG_CMDLINE = 4
};
typedef struct
{
int type;
const char * name;
union
{
unsigned int * num;
int * snum;
char ** str;
void *pointer;
char * charc;
} value;
char *mem;
const char *comment;
enum ConfigSource source;
} XrmOption;
/**
* Map X resource and commandline options to internal options
* Currently supports string, boolean and number (signed and unsigned).
*/
static XrmOption xrmOptions[] = {
{ xrm_String, "switchers", { .str = &config.modi }, NULL,
"", CONFIG_DEFAULT },
{ xrm_String, "modi", { .str = &config.modi }, NULL,
"Enabled modi", CONFIG_DEFAULT },
{ xrm_SNumber, "width", { .snum = &config.menu_width }, NULL,
"Window width", CONFIG_DEFAULT },
{ xrm_Number, "lines", { .num = &config.menu_lines }, NULL,
"Number of lines", CONFIG_DEFAULT },
{ xrm_Number, "columns", { .num = &config.menu_columns }, NULL,
"Number of columns", CONFIG_DEFAULT },
{ xrm_String, "font", { .str = &config.menu_font }, NULL,
"Font to use", CONFIG_DEFAULT },
{ xrm_Number, "location", { .num = &config.location }, NULL,
"Location on screen", CONFIG_DEFAULT },
{ xrm_SNumber, "yoffset", { .snum = &config.y_offset }, NULL,
"Y-offset relative to location", CONFIG_DEFAULT },
{ xrm_SNumber, "xoffset", { .snum = &config.x_offset }, NULL,
"X-offset relative to location", CONFIG_DEFAULT },
{ xrm_Boolean, "fixed-num-lines", { .num = &config.fixed_num_lines }, NULL,
"Always show number of lines", CONFIG_DEFAULT },
{ xrm_String, "terminal", { .str = &config.terminal_emulator }, NULL,
"Terminal to use", CONFIG_DEFAULT },
{ xrm_String, "ssh-client", { .str = &config.ssh_client }, NULL,
"Ssh client to use", CONFIG_DEFAULT },
{ xrm_String, "ssh-command", { .str = &config.ssh_command }, NULL,
"Ssh command to execute", CONFIG_DEFAULT },
{ xrm_String, "run-command", { .str = &config.run_command }, NULL,
"Run command to execute", CONFIG_DEFAULT },
{ xrm_String, "run-list-command", { .str = &config.run_list_command }, NULL,
"Command to get extra run targets", CONFIG_DEFAULT },
{ xrm_String, "run-shell-command", { .str = &config.run_shell_command }, NULL,
"Run command to execute that runs in shell", CONFIG_DEFAULT },
{ xrm_String, "window-command", { .str = &config.window_command }, NULL,
"Command executed on accep-entry-custom for window modus", CONFIG_DEFAULT },
{ xrm_Boolean, "disable-history", { .num = &config.disable_history }, NULL,
"Disable history in run/ssh", CONFIG_DEFAULT },
{ xrm_Boolean, "sort", { .num = &config.sort }, NULL,
"Use sorting", CONFIG_DEFAULT },
{ xrm_Boolean, "levenshtein-sort", { .num = &config.levenshtein_sort }, NULL,
"Use levenshtein sorting also for fuzzy matching", CONFIG_DEFAULT },
{ xrm_Boolean, "case-sensitive", { .num = &config.case_sensitive }, NULL,
"Set case-sensitivity", CONFIG_DEFAULT },
{ xrm_Boolean, "cycle", { .num = &config.cycle }, NULL,
"Cycle through the results list", CONFIG_DEFAULT },
{ xrm_Boolean, "sidebar-mode", { .num = &config.sidebar_mode }, NULL,
"Enable sidebar-mode", CONFIG_DEFAULT },
{ xrm_SNumber, "eh", { .snum = &config.element_height }, NULL,
"Row height (in chars)", CONFIG_DEFAULT },
{ xrm_Boolean, "auto-select", { .num = &config.auto_select }, NULL,
"Enable auto select mode", CONFIG_DEFAULT },
{ xrm_Boolean, "parse-hosts", { .num = &config.parse_hosts }, NULL,
"Parse hosts file for ssh mode", CONFIG_DEFAULT },
{ xrm_Boolean, "parse-known-hosts", { .num = &config.parse_known_hosts }, NULL,
"Parse known_hosts file for ssh mode", CONFIG_DEFAULT },
{ xrm_String, "combi-modi", { .str = &config.combi_modi }, NULL,
"Set the modi to combine in combi mode", CONFIG_DEFAULT },
{ xrm_String, "matching", { .str = &config.matching }, NULL,
"Set the matching algorithm. (normal, regex, glob, fuzzy)", CONFIG_DEFAULT },
{ xrm_Boolean, "tokenize", { .num = &config.tokenize }, NULL,
"Tokenize input string", CONFIG_DEFAULT },
{ xrm_String, "monitor", { .str = &config.monitor }, NULL,
"", CONFIG_DEFAULT },
/* Alias for dmenu compatibility. */
{ xrm_String, "m", { .str = &config.monitor }, NULL,
"Monitor id to show on", CONFIG_DEFAULT },
{ xrm_String, "filter", { .str = &config.filter }, NULL,
"Pre-set filter", CONFIG_DEFAULT },
{ xrm_Boolean, "fullscreen", { .num = &config.fullscreen }, NULL,
"Fullscreen", CONFIG_DEFAULT },
{ xrm_SNumber, "dpi", { .snum = &config.dpi }, NULL,
"DPI", CONFIG_DEFAULT },
{ xrm_Number, "threads", { .num = &config.threads }, NULL,
"Threads to use for string matching", CONFIG_DEFAULT },
{ xrm_Number, "scroll-method", { .num = &config.scroll_method }, NULL,
"Scrolling method. (0: Page, 1: Centered)", CONFIG_DEFAULT },
{ xrm_String, "window-format", { .str = &config.window_format }, NULL,
"Window Format. w (desktop name), t (title), n (name), r (role), c (class)", CONFIG_DEFAULT },
{ xrm_Boolean, "click-to-exit", { .snum = &config.click_to_exit }, NULL,
"Click outside the window to exit", CONFIG_DEFAULT },
{ xrm_Boolean, "show-match", { .snum = &config.show_match }, NULL,
"Indicate how it match by underlining it.", CONFIG_DEFAULT },
{ xrm_String, "theme", { .str = &config.theme }, NULL,
"New style theme file", CONFIG_DEFAULT },
{ xrm_String, "color-normal", { .str = &config.color_normal }, NULL,
"Color scheme for normal row", CONFIG_DEFAULT },
{ xrm_String, "color-urgent", { .str = &config.color_urgent }, NULL,
"Color scheme for urgent row", CONFIG_DEFAULT },
{ xrm_String, "color-active", { .str = &config.color_active }, NULL,
"Color scheme for active row", CONFIG_DEFAULT },
{ xrm_String, "color-window", { .str = &config.color_window }, NULL,
"Color scheme window", CONFIG_DEFAULT },
};
/** Dynamic array of extra options */
XrmOption *extra_options = NULL;
/** Number of entries in extra options array */
unsigned int num_extra_options = 0;
void config_parser_add_option ( XrmOptionType type, const char *key, void **value, const char *comment )
{
extra_options = g_realloc ( extra_options, ( num_extra_options + 1 ) * sizeof ( XrmOption ) );
extra_options[num_extra_options].type = type;
extra_options[num_extra_options].name = key;
extra_options[num_extra_options].value.pointer = value;
extra_options[num_extra_options].comment = comment;
extra_options[num_extra_options].source = CONFIG_DEFAULT;
if ( type == xrm_String ) {
extra_options[num_extra_options].mem = ( (char *) ( *value ) );
}
else {
extra_options[num_extra_options].mem = NULL;
}
num_extra_options++;
}
static void config_parser_set ( XrmOption *option, char *xrmValue, enum ConfigSource source )
{
if ( option->type == xrm_String ) {
if ( ( option )->mem != NULL ) {
g_free ( option->mem );
option->mem = NULL;
}
*( option->value.str ) = g_strchomp ( g_strdup ( xrmValue ) );
// Memory
( option )->mem = *( option->value.str );
}
else if ( option->type == xrm_Number ) {
*( option->value.num ) = (unsigned int) g_ascii_strtoull ( xrmValue, NULL, 10 );
}
else if ( option->type == xrm_SNumber ) {
*( option->value.snum ) = (int) g_ascii_strtoll ( xrmValue, NULL, 10 );
}
else if ( option->type == xrm_Boolean ) {
if ( strlen ( xrmValue ) > 0 &&
g_ascii_strcasecmp ( xrmValue, "true" ) == 0 ) {
*( option->value.num ) = TRUE;
}
else{
*( option->value.num ) = FALSE;
}
}
else if ( option->type == xrm_Char ) {
*( option->value.charc ) = helper_parse_char ( xrmValue );
}
option->source = source;
}
static void __config_parse_xresource_options ( xcb_xrm_database_t *xDB, enum ConfigSource source )
{
const char * namePrefix = "rofi";
for ( unsigned int i = 0; i < sizeof ( xrmOptions ) / sizeof ( XrmOption ); ++i ) {
char *name = g_strdup_printf ( "%s.%s", namePrefix, xrmOptions[i].name );
char *xrmValue = NULL;
if ( xcb_xrm_resource_get_string ( xDB, name, NULL, &xrmValue ) == 0 ) {
config_parser_set ( &( xrmOptions[i] ), xrmValue, source );
}
if ( xrmValue ) {
free ( xrmValue );
}
g_free ( name );
}
}
static void __config_parse_xresource_options_dynamic ( xcb_xrm_database_t *xDB, enum ConfigSource source )
{
const char * namePrefix = "rofi";
for ( unsigned int i = 0; i < num_extra_options; ++i ) {
char *name;
name = g_strdup_printf ( "%s.%s", namePrefix, extra_options[i].name );
char *xrmValue = NULL;
if ( xcb_xrm_resource_get_string ( xDB, name, NULL, &xrmValue ) == 0 ) {
config_parser_set ( &( extra_options[i] ), xrmValue, source );
}
if ( xrmValue ) {
free ( xrmValue );
}
g_free ( name );
}
}
void config_parse_xresource_options ( xcb_stuff *xcb )
{
xcb_xrm_database_t *xDB = xcb_xrm_database_from_default ( xcb->connection );
if ( xDB ) {
__config_parse_xresource_options ( xDB, CONFIG_XRESOURCES );
__config_parse_xresource_options_dynamic ( xDB, CONFIG_XRESOURCES );
xcb_xrm_database_free ( xDB );
}
}
void config_parse_xresource_options_file ( const char *filename )
{
if ( !filename ) {
return;
}
// Map Xresource entries to rofi config options.
xcb_xrm_database_t *xDB = xcb_xrm_database_from_file ( filename );
if ( xDB == NULL ) {
return;
}
__config_parse_xresource_options ( xDB, CONFIG_FILE );
__config_parse_xresource_options_dynamic ( xDB, CONFIG_FILE );
xcb_xrm_database_free ( xDB );
}
/**
* Parse an option from the commandline vector.
*/
static void config_parse_cmd_option ( XrmOption *option )
{
// Prepend a - to the option name.
char *key = g_strdup_printf ( "-%s", option->name );
switch ( option->type )
{
case xrm_Number:
if ( find_arg_uint ( key, option->value.num ) == TRUE ) {
option->source = CONFIG_CMDLINE;
}
break;
case xrm_SNumber:
if ( find_arg_int ( key, option->value.snum ) == TRUE ) {
option->source = CONFIG_CMDLINE;
}
break;
case xrm_String:
if ( find_arg_str ( key, option->value.str ) == TRUE ) {
if ( option->mem != NULL ) {
g_free ( option->mem );
option->mem = NULL;
}
option->source = CONFIG_CMDLINE;
}
break;
case xrm_Boolean:
if ( find_arg ( key ) >= 0 ) {
*( option->value.num ) = TRUE;
option->source = CONFIG_CMDLINE;
}
else {
g_free ( key );
key = g_strdup_printf ( "-no-%s", option->name );
if ( find_arg ( key ) >= 0 ) {
*( option->value.num ) = FALSE;
option->source = CONFIG_CMDLINE;
}
}
break;
case xrm_Char:
if ( find_arg_char ( key, option->value.charc ) == TRUE ) {
option->source = CONFIG_CMDLINE;
}
break;
default:
break;
}
g_free ( key );
}
void config_parse_cmd_options ( void )
{
for ( unsigned int i = 0; i < sizeof ( xrmOptions ) / sizeof ( XrmOption ); ++i ) {
XrmOption *op = &( xrmOptions[i] );
config_parse_cmd_option ( op );
}
for ( unsigned int i = 0; i < num_extra_options; ++i ) {
XrmOption *op = &( extra_options[i] );
config_parse_cmd_option ( op );
}
}
static void __config_parser_set_property ( XrmOption *option, const Property *p )
{
if ( option->type == xrm_String ) {
if ( p->type != P_STRING ) {
fprintf ( stderr, "Option: %s needs to be set with a string.\n", option->name );
return;
}
if ( ( option )->mem != NULL ) {
g_free ( option->mem );
option->mem = NULL;
}
*( option->value.str ) = g_strdup ( p->value.s );
// Memory
( option )->mem = *( option->value.str );
option->source = CONFIG_FILE_THEME;
}
else if ( option->type == xrm_Number ) {
if ( p->type != P_INTEGER ) {
fprintf ( stderr, "Option: %s needs to be set with a number.\n", option->name );
return;
}
*( option->value.snum ) = p->value.i;
option->source = CONFIG_FILE_THEME;
}
else if ( option->type == xrm_SNumber ) {
if ( p->type != P_INTEGER ) {
fprintf ( stderr, "Option: %s needs to be set with a number.\n", option->name );
return;
}
*( option->value.num ) = (unsigned int ) ( p->value.i );
option->source = CONFIG_FILE_THEME;
}
else if ( option->type == xrm_Boolean ) {
if ( p->type != P_BOOLEAN ) {
fprintf ( stderr, "Option: %s needs to be set with a boolean.\n", option->name );
return;
}
*( option->value.num ) = ( p->value.b );
option->source = CONFIG_FILE_THEME;
}
}
void config_parse_set_property ( const Property *p )
{
for ( unsigned int i = 0; i < sizeof ( xrmOptions ) / sizeof ( XrmOption ); ++i ) {
XrmOption *op = &( xrmOptions[i] );
if ( g_strcmp0 ( op->name, p->name ) == 0 ) {
__config_parser_set_property ( op, p );
return;
}
}
for ( unsigned int i = 0; i < num_extra_options; ++i ) {
XrmOption *op = &( extra_options[i] );
if ( g_strcmp0 ( op->name, p->name ) == 0 ) {
__config_parser_set_property ( op, p );
return;
}
}
}
void config_xresource_free ( void )
{
for ( unsigned int i = 0; i < ( sizeof ( xrmOptions ) / sizeof ( *xrmOptions ) ); ++i ) {
if ( xrmOptions[i].mem != NULL ) {
g_free ( xrmOptions[i].mem );
xrmOptions[i].mem = NULL;
}
}
for ( unsigned int i = 0; i < num_extra_options; ++i ) {
if ( extra_options[i].mem != NULL ) {
g_free ( extra_options[i].mem );
extra_options[i].mem = NULL;
}
}
if ( extra_options != NULL ) {
g_free ( extra_options );
}
}
static void xresource_dump_entry ( const char *namePrefix, XrmOption *option )
{
printf ( "! \"%s\" ", option->comment );
printf ( "Set from: %s\n", ConfigSourceStr[option->source] );
if ( option->source == CONFIG_DEFAULT ) {
printf ( "! " );
}
printf ( "%s.%s: %*s", namePrefix, option->name,
(int) ( 30 - strlen ( option->name ) ), "" );
switch ( option->type )
{
case xrm_Number:
printf ( "%u", *( option->value.num ) );
break;
case xrm_SNumber:
printf ( "%i", *( option->value.snum ) );
break;
case xrm_String:
if ( ( *( option->value.str ) ) != NULL ) {
printf ( "%s", *( option->value.str ) );
}
break;
case xrm_Boolean:
printf ( "%s", ( *( option->value.num ) == TRUE ) ? "true" : "false" );
break;
case xrm_Char:
if ( *( option->value.charc ) > 32 && *( option->value.charc ) < 127 ) {
printf ( "%c", *( option->value.charc ) );
}
else {
printf ( "\\x%02X", *( option->value.charc ) );
}
break;
default:
break;
}
printf ( "\n" );
}
void config_parse_xresource_dump ( void )
{
const char * namePrefix = "rofi";
unsigned int entries = sizeof ( xrmOptions ) / sizeof ( *xrmOptions );
for ( unsigned int i = 0; i < entries; ++i ) {
// Skip duplicates.
if ( ( i + 1 ) < entries ) {
if ( xrmOptions[i].value.str == xrmOptions[i + 1].value.str ) {
continue;
}
}
xresource_dump_entry ( namePrefix, &( xrmOptions[i] ) );
}
for ( unsigned int i = 0; i < num_extra_options; i++ ) {
xresource_dump_entry ( namePrefix, &( extra_options[i] ) );
}
}
static void print_option_string ( XrmOption *xo, int is_term )
{
int l = strlen ( xo->name );
if ( is_term ) {
printf ( "\t"color_bold "-%s"color_reset " [string]%-*c%s\n", xo->name, 30 - l, ' ', xo->comment );
printf ( "\t"color_italic "%s"color_reset, ( *( xo->value.str ) == NULL ) ? "(unset)" : ( *( xo->value.str ) ) );
printf ( " "color_green "(%s)"color_reset "\n", ConfigSourceStr[xo->source] );
}
else {
printf ( "\t-%s [string]%-*c%s\n", xo->name, 30 - l, ' ', xo->comment );
printf ( "\t\t%s", ( *( xo->value.str ) == NULL ) ? "(unset)" : ( *( xo->value.str ) ) );
printf ( " (%s)\n", ConfigSourceStr[xo->source] );
}
}
static void print_option_number ( XrmOption *xo, int is_term )
{
int l = strlen ( xo->name );
if ( is_term ) {
printf ( "\t"color_bold "-%s"color_reset " [number]%-*c%s\n", xo->name, 30 - l, ' ', xo->comment );
printf ( "\t"color_italic "%u"color_reset, *( xo->value.num ) );
printf ( " "color_green "(%s)"color_reset "\n", ConfigSourceStr[xo->source] );
}
else {
printf ( "\t-%s [number]%-*c%s\n", xo->name, 30 - l, ' ', xo->comment );
printf ( "\t\t%u", *( xo->value.num ) );
printf ( " (%s)\n", ConfigSourceStr[xo->source] );
}
}
static void print_option_snumber ( XrmOption *xo, int is_term )
{
int l = strlen ( xo->name );
if ( is_term ) {
printf ( "\t"color_bold "-%s"color_reset " [number]%-*c%s\n", xo->name, 30 - l, ' ', xo->comment );
printf ( "\t"color_italic "%d"color_reset, *( xo->value.snum ) );
printf ( " "color_green "(%s)"color_reset "\n", ConfigSourceStr[xo->source] );
}
else {
printf ( "\t-%s [number]%-*c%s\n", xo->name, 30 - l, ' ', xo->comment );
printf ( "\t\t%d", *( xo->value.snum ) );
printf ( " (%s)\n", ConfigSourceStr[xo->source] );
}
}
static void print_option_char ( XrmOption *xo, int is_term )
{
int l = strlen ( xo->name );
if ( is_term ) {
printf ( "\t"color_bold "-%s"color_reset " [character]%-*c%s\n", xo->name, 30 - l, ' ', xo->comment );
printf ( "\t"color_italic "%c"color_reset, *( xo->value.charc ) );
printf ( " "color_green "(%s)"color_reset "\n", ConfigSourceStr[xo->source] );
}
else {
printf ( "\t-%s [character]%-*c%s\n", xo->name, 30 - l, ' ', xo->comment );
printf ( "\t\t%c", *( xo->value.charc ) );
printf ( " (%s)\n", ConfigSourceStr[xo->source] );
}
}
static void print_option_boolean ( XrmOption *xo, int is_term )
{
int l = strlen ( xo->name );
if ( is_term ) {
printf ( "\t"color_bold "-[no-]%s"color_reset " %-*c%s\n", xo->name, 33 - l, ' ', xo->comment );
printf ( "\t"color_italic "%s"color_reset, ( *( xo->value.snum ) ) ? "True" : "False" );
printf ( " "color_green "(%s)"color_reset "\n", ConfigSourceStr[xo->source] );
}
else {
printf ( "\t-[no-]%s %-*c%s\n", xo->name, 33 - l, ' ', xo->comment );
printf ( "\t\t%s", ( *( xo->value.snum ) ) ? "True" : "False" );
printf ( " (%s)\n", ConfigSourceStr[xo->source] );
}
}
static void print_option ( XrmOption *xo, int is_term )
{
switch ( xo->type )
{
case xrm_String:
print_option_string ( xo, is_term );
break;
case xrm_Number:
print_option_number ( xo, is_term );
break;
case xrm_SNumber:
print_option_snumber ( xo, is_term );
break;
case xrm_Boolean:
print_option_boolean ( xo, is_term );
break;
case xrm_Char:
print_option_char ( xo, is_term );
break;
default:
break;
}
}
void print_options ( void )
{
// Check output filedescriptor
int is_term = isatty ( fileno ( stdout ) );
unsigned int entries = sizeof ( xrmOptions ) / sizeof ( *xrmOptions );
for ( unsigned int i = 0; i < entries; ++i ) {
if ( ( i + 1 ) < entries ) {
if ( xrmOptions[i].value.str == xrmOptions[i + 1].value.str ) {
continue;
}
}
print_option ( &xrmOptions[i], is_term );
}
for ( unsigned int i = 0; i < num_extra_options; i++ ) {
print_option ( &extra_options[i], is_term );
}
}
void print_help_msg ( const char *option, const char *type, const char*text, const char *def, int isatty )
{
int l = 37 - strlen ( option ) - strlen ( type );
if ( isatty ) {
printf ( "\t%s%s%s %s %-*c%s\n", color_bold, option, color_reset, type, l, ' ', text );
if ( def != NULL ) {
printf ( "\t\t%s%s%s\n", color_italic, def, color_reset );
}
}
else{
printf ( "\t%s %s %-*c%s\n", option, type, l, ' ', text );
if ( def != NULL ) {
printf ( "\t\t%s\n", def );
}
}
}
static char * config_parser_return_display_help_entry ( XrmOption *option, size_t l )
{
int ll = (int) l;
switch ( option->type )
{
case xrm_Number:
return g_markup_printf_escaped ( "<b%-*s</b> (%u) <span style='italic' size='small'>%s</span>",
ll, option->name + 3, *( option->value.num ), option->comment );
case xrm_SNumber:
return g_markup_printf_escaped ( "<b%-*s</b> (%d) <span style='italic' size='small'>%s</span>",
ll, option->name + 3, *( option->value.snum ), option->comment );
case xrm_String:
return g_markup_printf_escaped ( "<b>%-*s</b> (%s) <span style='italic' size='small'>%s</span>",
ll, option->name + 3,
( *( option->value.str ) != NULL ) ? *( option->value.str ) : "null",
option->comment
);
case xrm_Boolean:
return g_markup_printf_escaped ( "<b>%-*s</b> (%s) <span style='italic' size='small'>%s</span>",
ll, option->name + 3, ( *( option->value.num ) == TRUE ) ? "true" : "false", option->comment );
case xrm_Char:
if ( *( option->value.charc ) > 32 && *( option->value.charc ) < 127 ) {
return g_markup_printf_escaped ( "<b>%-*s</b> (%c) <span style='italic' size='small'>%s</span>",
ll, option->name + 3, *( option->value.charc ), option->comment );
}
else {
return g_markup_printf_escaped ( "<b%-*s</b> (\\x%02X) <span style='italic' size='small'>%s</span>",
ll, option->name + 3, *( option->value.charc ), option->comment );
}
default:
break;
}
return g_strdup ( "failed" );
}
char ** config_parser_return_display_help ( unsigned int *length )
{
unsigned int entries = sizeof ( xrmOptions ) / sizeof ( *xrmOptions );
char **retv = NULL;
/**
* Get length of name
*/
size_t max_length = 0;
for ( unsigned int i = 0; i < entries; ++i ) {
size_t l = strlen ( xrmOptions[i].name );
max_length = MAX ( max_length, l );
}
for ( unsigned int i = 0; i < num_extra_options; i++ ) {
size_t l = strlen ( extra_options[i].name );
max_length = MAX ( max_length, l );
}
/**
* Generate entries
*/
for ( unsigned int i = 0; i < entries; ++i ) {
if ( ( i + 1 ) < entries ) {
if ( xrmOptions[i].value.str == xrmOptions[i + 1].value.str ) {
continue;
}
}
if ( strncmp ( xrmOptions[i].name, "kb", 2 ) != 0 ) {
continue;
}
retv = g_realloc ( retv, ( ( *length ) + 2 ) * sizeof ( char* ) );
retv[( *length )] = config_parser_return_display_help_entry ( &xrmOptions[i], max_length );
( *length )++;
}
for ( unsigned int i = 0; i < num_extra_options; i++ ) {
if ( strncmp ( extra_options[i].name, "kb", 2 ) != 0 ) {
continue;
}
retv = g_realloc ( retv, ( ( *length ) + 2 ) * sizeof ( char* ) );
retv[( *length )] = config_parser_return_display_help_entry ( &extra_options[i], max_length );
( *length )++;
}
if ( ( *length ) > 0 ) {
retv[( *length )] = NULL;
}
return retv;
}
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