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highlighting.c
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highlighting.c
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/*
* highlighting.c - this file is part of Geany, a fast and lightweight IDE
*
* Copyright 2005-2012 Enrico Tröger <enrico(dot)troeger(at)uvena(dot)de>
* Copyright 2006-2012 Nick Treleaven <nick(dot)treleaven(at)btinternet(dot)com>
* Copyright 2011-2012 Colomban Wendling <ban(at)herbesfolles(dot)org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
/**
* @file highlighting.h
* Syntax highlighting for the different filetypes, using the Scintilla lexers.
*/
#include "geany.h"
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#include "SciLexer.h"
#include "highlighting.h"
#include "editor.h"
#include "utils.h"
#include "filetypes.h"
#include "symbols.h"
#include "ui_utils.h"
#include "utils.h"
#include "main.h"
#include "support.h"
#include "sciwrappers.h"
#include "document.h"
#include "dialogs.h"
#include "filetypesprivate.h"
#include "highlightingmappings.h"
#define GEANY_COLORSCHEMES_SUBDIR "colorschemes"
/* Whitespace has to be set after setting wordchars. */
#define GEANY_WHITESPACE_CHARS " \t" "!\"#$%&'()*+,-./:;<=>?@[\\]^`{|}~"
static gchar *whitespace_chars;
typedef struct
{
gsize count; /* number of styles */
GeanyLexerStyle *styling; /* array of styles, NULL if not used or uninitialised */
gchar **keywords;
gchar *wordchars; /* NULL used for style sets with no styles */
gchar **property_keys;
gchar **property_values;
} StyleSet;
/* each filetype has a styleset but GEANY_FILETYPES_NONE uses common_style_set for styling */
static StyleSet *style_sets = NULL;
enum /* Geany common styling */
{
GCS_DEFAULT,
GCS_SELECTION,
GCS_BRACE_GOOD,
GCS_BRACE_BAD,
GCS_MARGIN_LINENUMBER,
GCS_MARGIN_FOLDING,
GCS_FOLD_SYMBOL_HIGHLIGHT,
GCS_CURRENT_LINE,
GCS_CARET,
GCS_INDENT_GUIDE,
GCS_WHITE_SPACE,
GCS_LINE_WRAP_VISUALS,
GCS_LINE_WRAP_INDENT,
GCS_TRANSLUCENCY,
GCS_MARKER_LINE,
GCS_MARKER_SEARCH,
GCS_MARKER_MARK,
GCS_MARKER_TRANSLUCENCY,
GCS_LINE_HEIGHT,
GCS_CALLTIPS,
GCS_MAX
};
static struct
{
GeanyLexerStyle styling[GCS_MAX];
/* icon style, 1-4 */
gint fold_marker;
/* vertical line style, 0-2 */
gint fold_lines;
/* horizontal line when folded, 0-2 */
gint fold_draw_line;
gchar *wordchars;
} common_style_set;
/* For filetypes.common [named_styles] section.
* 0xBBGGRR format.
* e.g. "comment" => &GeanyLexerStyle{0x0000d0, 0xffffff, FALSE, FALSE} */
static GHashTable *named_style_hash = NULL;
/* 0xBBGGRR format, set by "default" named style. */
static GeanyLexerStyle gsd_default = {0x000000, 0xffffff, FALSE, FALSE};
/* Note: use sciwrappers.h instead where possible.
* Do not use SSM in files unrelated to scintilla. */
#define SSM(s, m, w, l) scintilla_send_message(s, m, w, l)
/* filetypes should use the filetypes.foo [lexer_properties] group instead of hardcoding */
static void sci_set_property(ScintillaObject *sci, const gchar *name, const gchar *value)
{
SSM(sci, SCI_SETPROPERTY, (uptr_t) name, (sptr_t) value);
}
static void new_styleset(guint file_type_id, gsize styling_count)
{
StyleSet *set = &style_sets[file_type_id];
set->count = styling_count;
set->styling = g_new0(GeanyLexerStyle, styling_count);
}
static void free_styleset(guint file_type_id)
{
StyleSet *style_ptr;
style_ptr = &style_sets[file_type_id];
style_ptr->count = 0;
g_free(style_ptr->styling);
style_ptr->styling = NULL;
g_strfreev(style_ptr->keywords);
style_ptr->keywords = NULL;
g_free(style_ptr->wordchars);
style_ptr->wordchars = NULL;
g_strfreev(style_ptr->property_keys);
style_ptr->property_keys = NULL;
g_strfreev(style_ptr->property_values);
style_ptr->property_values = NULL;
}
static void get_keyfile_keywords(GKeyFile *config, GKeyFile *configh,
const gchar *key, guint ft_id, guint pos)
{
style_sets[ft_id].keywords[pos] =
utils_get_setting(string, configh, config, "keywords", key, "");
}
static void get_keyfile_wordchars(GKeyFile *config, GKeyFile *configh, gchar **wordchars)
{
*wordchars = utils_get_setting(string, configh, config,
"settings", "wordchars", GEANY_WORDCHARS);
}
static gboolean read_named_style(const gchar *named_style, GeanyLexerStyle *style)
{
GeanyLexerStyle *cs;
gchar *comma, *name = NULL;
const gchar *bold = NULL;
const gchar *italic = NULL;
g_return_val_if_fail(named_style, FALSE);
name = utils_strdupa(named_style); /* named_style must not be written to, may be a static string */
comma = strstr(name, ",");
if (comma)
{
bold = strstr(comma, ",bold");
italic = strstr(comma, ",italic");
*comma = '\0'; /* terminate name to make lookup work */
}
cs = g_hash_table_lookup(named_style_hash, name);
if (cs)
{
*style = *cs;
if (bold)
style->bold = !style->bold;
if (italic)
style->italic = !style->italic;
}
else
{
*style = gsd_default;
}
return (cs != NULL);
}
/* Parses a color in `str` which can be an HTML color (ex. #0099cc),
* an abbreviated HTML color (ex. #09c) or a hex string color
* (ex. 0x0099cc). The result of the conversion is stored into the
* location pointed to by `clr`. */
static void parse_color(GKeyFile *kf, const gchar *str, gint *clr)
{
gint c;
gchar hex_clr[9] = { 0 };
gchar *named_color = NULL;
const gchar *start;
g_return_if_fail(clr != NULL);
if (G_UNLIKELY(! NZV(str)))
return;
named_color = g_key_file_get_string(kf, "named_colors", str, NULL);
if (named_color)
str = named_color;
if (str[0] == '#')
start = str + 1;
else if (strlen(str) > 1 && str[0] == '0' && (str[1] == 'x' || str[1] == 'X'))
start = str + 2;
else
{
geany_debug("Bad color '%s'", str);
g_free(named_color);
return;
}
if (strlen(start) == 3)
{
snprintf(hex_clr, 9, "0x%c%c%c%c%c%c", start[0], start[0],
start[1], start[1], start[2], start[2]);
}
else
snprintf(hex_clr, 9, "0x%s", start);
g_free(named_color);
c = utils_strtod(hex_clr, NULL, FALSE);
if (c > -1)
{
*clr = c;
return;
}
geany_debug("Bad color '%s'", str);
}
static void parse_keyfile_style(GKeyFile *kf, gchar **list,
const GeanyLexerStyle *default_style, GeanyLexerStyle *style)
{
gsize len;
g_return_if_fail(default_style);
g_return_if_fail(style);
*style = *default_style;
if (!list)
return;
len = g_strv_length(list);
if (len == 0)
return;
else if (len == 1)
{
gchar **items = g_strsplit(list[0], ",", 0);
if (items != NULL)
{
if (g_strv_length(items) > 0)
{
if (g_hash_table_lookup(named_style_hash, items[0]) != NULL)
{
if (!read_named_style(list[0], style))
geany_debug("Unable to read named style '%s'", items[0]);
g_strfreev(items);
return;
}
else if (strchr(list[0], ',') != NULL)
{
geany_debug("Unknown named style '%s'", items[0]);
g_strfreev(items);
return;
}
}
g_strfreev(items);
}
}
switch (len)
{
case 4:
style->italic = utils_atob(list[3]);
case 3:
style->bold = utils_atob(list[2]);
case 2:
parse_color(kf, list[1], &style->background);
case 1:
parse_color(kf, list[0], &style->foreground);
}
}
static void get_keyfile_style(GKeyFile *config, GKeyFile *configh,
const gchar *key_name, GeanyLexerStyle *style)
{
gchar **list;
gsize len;
g_return_if_fail(config);
g_return_if_fail(configh);
g_return_if_fail(key_name);
g_return_if_fail(style);
list = g_key_file_get_string_list(configh, "styling", key_name, &len, NULL);
if (list == NULL)
{
list = g_key_file_get_string_list(config, "styling", key_name, &len, NULL);
parse_keyfile_style(config, list, &gsd_default, style);
}
else
parse_keyfile_style(configh, list, &gsd_default, style);
g_strfreev(list);
}
/* Convert 0xRRGGBB to 0xBBGGRR, which scintilla expects. */
static gint rotate_rgb(gint color)
{
return ((color & 0xFF0000) >> 16) +
(color & 0x00FF00) +
((color & 0x0000FF) << 16);
}
static void convert_int(const gchar *int_str, gint *val)
{
gchar *end;
gint v = strtol(int_str, &end, 10);
if (int_str != end)
*val = v;
}
/* Get first and second integer numbers, store in foreground and background fields of @a style. */
static void get_keyfile_int(GKeyFile *config, GKeyFile *configh, const gchar *section,
const gchar *key, gint fdefault_val, gint sdefault_val,
GeanyLexerStyle *style)
{
gchar **list;
gsize len;
GeanyLexerStyle def = {fdefault_val, sdefault_val, FALSE, FALSE};
g_return_if_fail(config);
g_return_if_fail(configh);
g_return_if_fail(section);
g_return_if_fail(key);
list = g_key_file_get_string_list(configh, section, key, &len, NULL);
if (list == NULL)
list = g_key_file_get_string_list(config, section, key, &len, NULL);
*style = def;
if (!list)
return;
if (list[0])
{
convert_int(list[0], &style->foreground);
if (list[1])
{
convert_int(list[1], &style->background);
}
}
g_strfreev(list);
}
/* first or second can be NULL. */
static void get_keyfile_ints(GKeyFile *config, GKeyFile *configh, const gchar *section,
const gchar *key,
gint fdefault_val, gint sdefault_val,
gint *first, gint *second)
{
GeanyLexerStyle tmp_style;
get_keyfile_int(config, configh, section, key, fdefault_val, sdefault_val, &tmp_style);
if (first)
*first = tmp_style.foreground;
if (second)
*second = tmp_style.background;
}
static guint invert(guint icolour)
{
if (interface_prefs.highlighting_invert_all)
return utils_invert_color(icolour);
return icolour;
}
static GeanyLexerStyle *get_style(guint ft_id, guint styling_index)
{
g_assert(ft_id < filetypes_array->len);
if (G_UNLIKELY(ft_id == GEANY_FILETYPES_NONE))
{
g_assert(styling_index < GCS_MAX);
return &common_style_set.styling[styling_index];
}
else
{
StyleSet *set = &style_sets[ft_id];
g_assert(styling_index < set->count);
return &set->styling[styling_index];
}
}
static void set_sci_style(ScintillaObject *sci, guint style, guint ft_id, guint styling_index)
{
GeanyLexerStyle *style_ptr = get_style(ft_id, styling_index);
SSM(sci, SCI_STYLESETFORE, style, invert(style_ptr->foreground));
SSM(sci, SCI_STYLESETBACK, style, invert(style_ptr->background));
SSM(sci, SCI_STYLESETBOLD, style, style_ptr->bold);
SSM(sci, SCI_STYLESETITALIC, style, style_ptr->italic);
}
void highlighting_free_styles()
{
guint i;
for (i = 0; i < filetypes_array->len; i++)
free_styleset(i);
if (named_style_hash)
g_hash_table_destroy(named_style_hash);
g_free(style_sets);
}
static GString *get_global_typenames(gint lang)
{
GString *s = NULL;
if (app->tm_workspace)
{
GPtrArray *tags_array = app->tm_workspace->global_tags;
if (tags_array)
{
s = symbols_find_tags_as_string(tags_array, TM_GLOBAL_TYPE_MASK, lang);
}
}
return s;
}
static gchar*
get_keyfile_whitespace_chars(GKeyFile *config, GKeyFile *configh)
{
return utils_get_setting(string, configh, config,
"settings", "whitespace_chars", GEANY_WHITESPACE_CHARS);
}
static void add_named_style(GKeyFile *config, const gchar *key)
{
const gchar group[] = "named_styles";
gchar **list;
gsize len;
list = g_key_file_get_string_list(config, group, key, &len, NULL);
/* we allow a named style to reference another style above it */
if (list && len >= 1)
{
GeanyLexerStyle *style = g_new0(GeanyLexerStyle, 1);
parse_keyfile_style(config, list, &gsd_default, style);
g_hash_table_insert(named_style_hash, g_strdup(key), style);
}
g_strfreev(list);
}
static void get_named_styles(GKeyFile *config)
{
const gchar group[] = "named_styles";
gchar **keys = g_key_file_get_keys(config, group, NULL, NULL);
gchar **ptr = keys;
if (!ptr)
return;
while (1)
{
const gchar *key = *ptr;
if (!key)
break;
/* don't replace already read default style with system one */
if (!g_str_equal(key, "default"))
add_named_style(config, key);
ptr++;
}
g_strfreev(keys);
}
static GKeyFile *utils_key_file_new(const gchar *filename)
{
GKeyFile *config = g_key_file_new();
g_key_file_load_from_file(config, filename, G_KEY_FILE_KEEP_COMMENTS, NULL);
return config;
}
static void load_named_styles(GKeyFile *config, GKeyFile *config_home)
{
const gchar *scheme = editor_prefs.color_scheme;
gboolean free_kf = FALSE;
if (named_style_hash)
g_hash_table_destroy(named_style_hash); /* reloading */
named_style_hash = g_hash_table_new_full(g_str_hash, g_str_equal, g_free, g_free);
if (NZV(scheme))
{
gchar *path, *path_home;
path = g_build_path(G_DIR_SEPARATOR_S, app->datadir, GEANY_COLORSCHEMES_SUBDIR, scheme, NULL);
path_home = g_build_path(G_DIR_SEPARATOR_S, app->configdir, GEANY_COLORSCHEMES_SUBDIR, scheme, NULL);
if (g_file_test(path, G_FILE_TEST_EXISTS) || g_file_test(path_home, G_FILE_TEST_EXISTS))
{
config = utils_key_file_new(path);
config_home = utils_key_file_new(path_home);
free_kf = TRUE;
}
/* if color scheme is missing, use default */
g_free(path);
g_free(path_home);
}
/* first set default to the "default" named style */
add_named_style(config, "default");
read_named_style("default", &gsd_default); /* in case user overrides but not with both colors */
add_named_style(config_home, "default");
read_named_style("default", &gsd_default);
get_named_styles(config);
/* home overrides any system named style */
get_named_styles(config_home);
if (free_kf)
{
g_key_file_free(config);
g_key_file_free(config_home);
}
}
static void styleset_common_init(GKeyFile *config, GKeyFile *config_home)
{
load_named_styles(config, config_home);
get_keyfile_style(config, config_home, "default", &common_style_set.styling[GCS_DEFAULT]);
get_keyfile_style(config, config_home, "selection", &common_style_set.styling[GCS_SELECTION]);
get_keyfile_style(config, config_home, "brace_good", &common_style_set.styling[GCS_BRACE_GOOD]);
get_keyfile_style(config, config_home, "brace_bad", &common_style_set.styling[GCS_BRACE_BAD]);
get_keyfile_style(config, config_home, "margin_linenumber", &common_style_set.styling[GCS_MARGIN_LINENUMBER]);
get_keyfile_style(config, config_home, "margin_folding", &common_style_set.styling[GCS_MARGIN_FOLDING]);
get_keyfile_style(config, config_home, "fold_symbol_highlight", &common_style_set.styling[GCS_FOLD_SYMBOL_HIGHLIGHT]);
get_keyfile_style(config, config_home, "current_line", &common_style_set.styling[GCS_CURRENT_LINE]);
get_keyfile_style(config, config_home, "caret", &common_style_set.styling[GCS_CARET]);
get_keyfile_style(config, config_home, "indent_guide", &common_style_set.styling[GCS_INDENT_GUIDE]);
get_keyfile_style(config, config_home, "white_space", &common_style_set.styling[GCS_WHITE_SPACE]);
get_keyfile_style(config, config_home, "marker_line", &common_style_set.styling[GCS_MARKER_LINE]);
get_keyfile_style(config, config_home, "marker_search", &common_style_set.styling[GCS_MARKER_SEARCH]);
get_keyfile_style(config, config_home, "marker_mark", &common_style_set.styling[GCS_MARKER_MARK]);
get_keyfile_style(config, config_home, "calltips", &common_style_set.styling[GCS_CALLTIPS]);
get_keyfile_ints(config, config_home, "styling", "folding_style",
1, 1, &common_style_set.fold_marker, &common_style_set.fold_lines);
get_keyfile_ints(config, config_home, "styling", "folding_horiz_line",
2, 0, &common_style_set.fold_draw_line, NULL);
get_keyfile_ints(config, config_home, "styling", "caret_width",
1, 0, &common_style_set.styling[GCS_CARET].background, NULL); /* caret.foreground used earlier */
get_keyfile_int(config, config_home, "styling", "line_wrap_visuals",
3, 0, &common_style_set.styling[GCS_LINE_WRAP_VISUALS]);
get_keyfile_int(config, config_home, "styling", "line_wrap_indent",
0, 0, &common_style_set.styling[GCS_LINE_WRAP_INDENT]);
get_keyfile_int(config, config_home, "styling", "translucency",
256, 256, &common_style_set.styling[GCS_TRANSLUCENCY]);
get_keyfile_int(config, config_home, "styling", "marker_translucency",
256, 256, &common_style_set.styling[GCS_MARKER_TRANSLUCENCY]);
get_keyfile_int(config, config_home, "styling", "line_height",
0, 0, &common_style_set.styling[GCS_LINE_HEIGHT]);
get_keyfile_wordchars(config, config_home, &common_style_set.wordchars);
whitespace_chars = get_keyfile_whitespace_chars(config, config_home);
}
static void styleset_common(ScintillaObject *sci, guint ft_id)
{
GeanyLexerStyle *style;
SSM(sci, SCI_STYLECLEARALL, 0, 0);
SSM(sci, SCI_SETWORDCHARS, 0, (sptr_t) (ft_id == GEANY_FILETYPES_NONE ?
common_style_set.wordchars : style_sets[ft_id].wordchars));
/* have to set whitespace after setting wordchars */
SSM(sci, SCI_SETWHITESPACECHARS, 0, (sptr_t) whitespace_chars);
/* caret colour, style and width */
SSM(sci, SCI_SETCARETFORE, invert(common_style_set.styling[GCS_CARET].foreground), 0);
SSM(sci, SCI_SETCARETWIDTH, common_style_set.styling[GCS_CARET].background, 0);
if (common_style_set.styling[GCS_CARET].bold)
SSM(sci, SCI_SETCARETSTYLE, CARETSTYLE_BLOCK, 0);
else
SSM(sci, SCI_SETCARETSTYLE, CARETSTYLE_LINE, 0);
/* line height */
SSM(sci, SCI_SETEXTRAASCENT, common_style_set.styling[GCS_LINE_HEIGHT].foreground, 0);
SSM(sci, SCI_SETEXTRADESCENT, common_style_set.styling[GCS_LINE_HEIGHT].background, 0);
/* colourise the current line */
SSM(sci, SCI_SETCARETLINEBACK, invert(common_style_set.styling[GCS_CURRENT_LINE].background), 0);
/* bold=enable current line */
SSM(sci, SCI_SETCARETLINEVISIBLE, common_style_set.styling[GCS_CURRENT_LINE].bold, 0);
/* Translucency for current line and selection */
SSM(sci, SCI_SETCARETLINEBACKALPHA, common_style_set.styling[GCS_TRANSLUCENCY].foreground, 0);
SSM(sci, SCI_SETSELALPHA, common_style_set.styling[GCS_TRANSLUCENCY].background, 0);
/* line wrapping visuals */
SSM(sci, SCI_SETWRAPVISUALFLAGS,
common_style_set.styling[GCS_LINE_WRAP_VISUALS].foreground, 0);
SSM(sci, SCI_SETWRAPVISUALFLAGSLOCATION,
common_style_set.styling[GCS_LINE_WRAP_VISUALS].background, 0);
SSM(sci, SCI_SETWRAPSTARTINDENT, common_style_set.styling[GCS_LINE_WRAP_INDENT].foreground, 0);
SSM(sci, SCI_SETWRAPINDENTMODE, common_style_set.styling[GCS_LINE_WRAP_INDENT].background, 0);
/* Error indicator */
SSM(sci, SCI_INDICSETSTYLE, GEANY_INDICATOR_ERROR, INDIC_SQUIGGLE);
SSM(sci, SCI_INDICSETFORE, GEANY_INDICATOR_ERROR, invert(rotate_rgb(0xff0000)));
/* Search indicator, used for 'Mark' matches */
SSM(sci, SCI_INDICSETSTYLE, GEANY_INDICATOR_SEARCH, INDIC_ROUNDBOX);
SSM(sci, SCI_INDICSETFORE, GEANY_INDICATOR_SEARCH,
invert(common_style_set.styling[GCS_MARKER_SEARCH].background));
SSM(sci, SCI_INDICSETALPHA, GEANY_INDICATOR_SEARCH, 60);
/* define marker symbols
* 0 -> line marker */
SSM(sci, SCI_MARKERDEFINE, 0, SC_MARK_SHORTARROW);
SSM(sci, SCI_MARKERSETFORE, 0, invert(common_style_set.styling[GCS_MARKER_LINE].foreground));
SSM(sci, SCI_MARKERSETBACK, 0, invert(common_style_set.styling[GCS_MARKER_LINE].background));
SSM(sci, SCI_MARKERSETALPHA, 0, common_style_set.styling[GCS_MARKER_TRANSLUCENCY].foreground);
/* 1 -> user marker */
SSM(sci, SCI_MARKERDEFINE, 1, SC_MARK_PLUS);
SSM(sci, SCI_MARKERSETFORE, 1, invert(common_style_set.styling[GCS_MARKER_MARK].foreground));
SSM(sci, SCI_MARKERSETBACK, 1, invert(common_style_set.styling[GCS_MARKER_MARK].background));
SSM(sci, SCI_MARKERSETALPHA, 1, common_style_set.styling[GCS_MARKER_TRANSLUCENCY].background);
/* 2 -> folding marker, other folding settings */
SSM(sci, SCI_SETMARGINTYPEN, 2, SC_MARGIN_SYMBOL);
SSM(sci, SCI_SETMARGINMASKN, 2, SC_MASK_FOLDERS);
/* drawing a horizontal line when text if folded */
switch (common_style_set.fold_draw_line)
{
case 1:
{
SSM(sci, SCI_SETFOLDFLAGS, 4, 0);
break;
}
case 2:
{
SSM(sci, SCI_SETFOLDFLAGS, 16, 0);
break;
}
default:
{
SSM(sci, SCI_SETFOLDFLAGS, 0, 0);
break;
}
}
/* choose the folding style - boxes or circles, I prefer boxes, so it is default ;-) */
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDEREND, SC_MARK_EMPTY);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDEROPENMID, SC_MARK_EMPTY);
switch (common_style_set.fold_marker)
{
case 2:
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDEROPEN, SC_MARK_CIRCLEMINUS);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDER, SC_MARK_CIRCLEPLUS);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDEREND, SC_MARK_CIRCLEPLUSCONNECTED);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDEROPENMID, SC_MARK_CIRCLEMINUSCONNECTED);
break;
default:
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDEROPEN, SC_MARK_BOXMINUS);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDER, SC_MARK_BOXPLUS);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDEREND, SC_MARK_BOXPLUSCONNECTED);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDEROPENMID, SC_MARK_BOXMINUSCONNECTED);
break;
case 3:
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDEROPEN, SC_MARK_ARROWDOWN);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDER, SC_MARK_ARROW);
break;
case 4:
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDEROPEN, SC_MARK_MINUS);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDER, SC_MARK_PLUS);
break;
}
/* choose the folding style - straight or curved, I prefer straight, so it is default ;-) */
switch (common_style_set.fold_lines)
{
case 2:
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDERMIDTAIL, SC_MARK_TCORNERCURVE);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDERTAIL, SC_MARK_LCORNERCURVE);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDERSUB, SC_MARK_VLINE);
break;
default:
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDERMIDTAIL, SC_MARK_TCORNER);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDERTAIL, SC_MARK_LCORNER);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDERSUB, SC_MARK_VLINE);
break;
case 0:
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDERMIDTAIL, SC_MARK_EMPTY);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDERTAIL, SC_MARK_EMPTY);
SSM(sci, SCI_MARKERDEFINE, SC_MARKNUM_FOLDERSUB, SC_MARK_EMPTY);
break;
}
{
gint markers[] = {
SC_MARKNUM_FOLDEROPEN,
SC_MARKNUM_FOLDER,
SC_MARKNUM_FOLDERSUB,
SC_MARKNUM_FOLDERTAIL,
SC_MARKNUM_FOLDEREND,
SC_MARKNUM_FOLDEROPENMID,
SC_MARKNUM_FOLDERMIDTAIL
};
guint i;
foreach_range(i, G_N_ELEMENTS(markers))
{
SSM(sci, SCI_MARKERSETFORE, markers[i],
invert(common_style_set.styling[GCS_FOLD_SYMBOL_HIGHLIGHT].foreground));
SSM(sci, SCI_MARKERSETBACK, markers[i],
invert(common_style_set.styling[GCS_MARGIN_FOLDING].foreground));
}
}
/* set some common defaults */
sci_set_property(sci, "fold", "1");
sci_set_property(sci, "fold.compact", "0");
sci_set_property(sci, "fold.comment", "1");
sci_set_property(sci, "fold.preprocessor", "1");
sci_set_property(sci, "fold.at.else", "1");
style = &common_style_set.styling[GCS_SELECTION];
if (!style->bold && !style->italic)
{
geany_debug("selection style is set to invisible - ignoring!");
style->italic = TRUE;
style->background = 0xc0c0c0;
}
/* bold (3rd argument) is whether to override default foreground selection */
SSM(sci, SCI_SETSELFORE, style->bold, invert(style->foreground));
/* italic (4th argument) is whether to override default background selection */
SSM(sci, SCI_SETSELBACK, style->italic, invert(style->background));
SSM(sci, SCI_SETSTYLEBITS, SSM(sci, SCI_GETSTYLEBITSNEEDED, 0, 0), 0);
SSM(sci, SCI_SETFOLDMARGINCOLOUR, 1, invert(common_style_set.styling[GCS_MARGIN_FOLDING].background));
SSM(sci, SCI_SETFOLDMARGINHICOLOUR, 1, invert(common_style_set.styling[GCS_MARGIN_FOLDING].background));
set_sci_style(sci, STYLE_LINENUMBER, GEANY_FILETYPES_NONE, GCS_MARGIN_LINENUMBER);
set_sci_style(sci, STYLE_BRACELIGHT, GEANY_FILETYPES_NONE, GCS_BRACE_GOOD);
set_sci_style(sci, STYLE_BRACEBAD, GEANY_FILETYPES_NONE, GCS_BRACE_BAD);
set_sci_style(sci, STYLE_INDENTGUIDE, GEANY_FILETYPES_NONE, GCS_INDENT_GUIDE);
/* bold = common whitespace settings enabled */
SSM(sci, SCI_SETWHITESPACEFORE, common_style_set.styling[GCS_WHITE_SPACE].bold,
invert(common_style_set.styling[GCS_WHITE_SPACE].foreground));
SSM(sci, SCI_SETWHITESPACEBACK, common_style_set.styling[GCS_WHITE_SPACE].italic,
invert(common_style_set.styling[GCS_WHITE_SPACE].background));
if (common_style_set.styling[GCS_CALLTIPS].bold)
SSM(sci, SCI_CALLTIPSETFORE, invert(common_style_set.styling[GCS_CALLTIPS].foreground), 1);
if (common_style_set.styling[GCS_CALLTIPS].italic)
SSM(sci, SCI_CALLTIPSETBACK, invert(common_style_set.styling[GCS_CALLTIPS].background), 1);
}
/* Merge & assign global typedefs and user secondary keywords.
* keyword_idx is used for both style_sets[].keywords and scintilla keyword style number */
static void merge_type_keywords(ScintillaObject *sci, guint ft_id, guint keyword_idx)
{
const gchar *user_words = style_sets[ft_id].keywords[keyword_idx];
GString *s;
s = get_global_typenames(filetypes[ft_id]->lang);
if (G_UNLIKELY(s == NULL))
s = g_string_sized_new(200);
else
g_string_append_c(s, ' '); /* append a space as delimiter to the existing list of words */
g_string_append(s, user_words);
sci_set_keywords(sci, keyword_idx, s->str);
g_string_free(s, TRUE);
}
static void styleset_init_from_mapping(guint ft_id, GKeyFile *config, GKeyFile *config_home,
const HLStyle *styles, gsize n_styles,
const HLKeyword *keywords, gsize n_keywords)
{
gsize i;
/* styles */
new_styleset(ft_id, n_styles);
foreach_range(i, n_styles)
{
GeanyLexerStyle *style = &style_sets[ft_id].styling[i];
get_keyfile_style(config, config_home, styles[i].name, style);
}
/* keywords */
if (n_keywords < 1)
style_sets[ft_id].keywords = NULL;
else
{
style_sets[ft_id].keywords = g_new(gchar*, n_keywords + 1);
foreach_range(i, n_keywords)
get_keyfile_keywords(config, config_home, keywords[i].key, ft_id, i);
style_sets[ft_id].keywords[i] = NULL;
}
}
/* STYLE_DEFAULT will be set to match the first style. */
static void styleset_from_mapping(ScintillaObject *sci, guint ft_id, guint lexer,
const HLStyle *styles, gsize n_styles,
const HLKeyword *keywords, gsize n_keywords,
const HLProperty *properties, gsize n_properties)
{
gsize i;
g_assert(ft_id != GEANY_FILETYPES_NONE);
/* lexer */
sci_set_lexer(sci, lexer);
/* styles */
styleset_common(sci, ft_id);
if (n_styles > 0)
{
/* first style is also default one */
set_sci_style(sci, STYLE_DEFAULT, ft_id, 0);
foreach_range(i, n_styles)
{
if (styles[i].fill_eol)
SSM(sci, SCI_STYLESETEOLFILLED, styles[i].style, TRUE);
set_sci_style(sci, styles[i].style, ft_id, i);
}
}
/* keywords */
foreach_range(i, n_keywords)
{
if (keywords[i].merge)
merge_type_keywords(sci, ft_id, i);
else
sci_set_keywords(sci, keywords[i].id, style_sets[ft_id].keywords[i]);
}
/* properties */
foreach_range(i, n_properties)
sci_set_property(sci, properties[i].property, properties[i].value);
}
static void styleset_default(ScintillaObject *sci, guint ft_id)
{
sci_set_lexer(sci, SCLEX_NULL);
/* we need to set STYLE_DEFAULT before we call SCI_STYLECLEARALL in styleset_common() */
set_sci_style(sci, STYLE_DEFAULT, GEANY_FILETYPES_NONE, GCS_DEFAULT);
styleset_common(sci, ft_id);
}
static void get_key_values(GKeyFile *config, const gchar *group, gchar **keys, gchar **values)
{
while (*keys)
{
gchar *str = g_key_file_get_string(config, group, *keys, NULL);
if (str)
SETPTR(*values, str);
keys++;
values++;
}
}
static void read_properties(GeanyFiletype *ft, GKeyFile *config, GKeyFile *configh)
{
gchar group[] = "lexer_properties";
gchar **keys;
gchar **keysh = g_key_file_get_keys(configh, group, NULL, NULL);
gchar **ptr;
/* remove overridden keys from system keyfile */
foreach_strv(ptr, keysh)
g_key_file_remove_key(config, group, *ptr, NULL);
/* merge sys and user keys */
keys = g_key_file_get_keys(config, group, NULL, NULL);
keys = utils_strv_join(keys, keysh);
if (keys)
{
gchar **values = g_new0(gchar*, g_strv_length(keys) + 1);
style_sets[ft->id].property_keys = keys;
style_sets[ft->id].property_values = values;
get_key_values(config, group, keys, values);
get_key_values(configh, group, keys, values);
}
}
static guint get_lexer_filetype(GeanyFiletype *ft)
{
ft = NVL(ft->lexer_filetype, ft);
return ft->id;
}
#define init_styleset_case(LANG_NAME) \
case (GEANY_FILETYPES_##LANG_NAME): \
styleset_init_from_mapping(filetype_idx, config, configh, \
highlighting_styles_##LANG_NAME, \
HL_N_ENTRIES(highlighting_styles_##LANG_NAME), \
highlighting_keywords_##LANG_NAME, \
HL_N_ENTRIES(highlighting_keywords_##LANG_NAME)); \
break
/* Called by filetypes_load_config(). */
void highlighting_init_styles(guint filetype_idx, GKeyFile *config, GKeyFile *configh)
{
GeanyFiletype *ft = filetypes[filetype_idx];
guint lexer_id = get_lexer_filetype(ft);
gchar *default_str;
if (!style_sets)
style_sets = g_new0(StyleSet, filetypes_array->len);
/* Clear old information if necessary - e.g. when reloading config */
free_styleset(filetype_idx);