/* GTK - The GIMP Toolkit * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ /* * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS * file for a list of people on the GTK+ Team. See the ChangeLog * files for a list of changes. These files are distributed with * GTK+ at ftp://ftp.gtk.org/pub/gtk/. */ #include "config.h" #include #ifdef HAVE_UNISTD_H #include #endif #include #ifdef HAVE_SYS_PARAM_H #include #endif #include #include #include #include #include #include #include "gdkconfig.h" #include "gtkversion.h" #include "gtkrc.h" #include "gtkbindings.h" #include "gtkthemes.h" #include "gtkintl.h" #include "gtkiconfactory.h" #include "gtkmain.h" #include "gtkmodules.h" #include "gtkprivate.h" #include "gtksettings.h" #include "gtkwindow.h" #include "gtkalias.h" #ifdef G_OS_WIN32 #include #endif typedef struct _GtkRcSet GtkRcSet; typedef struct _GtkRcNode GtkRcNode; typedef struct _GtkRcFile GtkRcFile; enum { PATH_ELT_PSPEC, PATH_ELT_UNRESOLVED, PATH_ELT_TYPE }; typedef struct { gint type; union { GType class_type; gchar *class_name; GPatternSpec *pspec; } elt; } PathElt; struct _GtkRcSet { GtkPathType type; GPatternSpec *pspec; GSList *path; GtkRcStyle *rc_style; gint priority; }; struct _GtkRcFile { time_t mtime; gchar *name; gchar *canonical_name; gchar *directory; guint reload : 1; guint is_string : 1; /* If TRUE, name is a string to parse with gtk_rc_parse_string() */ }; struct _GtkRcContext { GHashTable *rc_style_ht; GtkSettings *settings; GSList *rc_sets_widget; GSList *rc_sets_widget_class; GSList *rc_sets_class; /* The files we have parsed, to reread later if necessary */ GSList *rc_files; gchar *theme_name; gchar *key_theme_name; gchar *font_name; gchar **pixmap_path; gint default_priority; GtkStyle *default_style; GHashTable *color_hash; guint reloading : 1; }; #define GTK_RC_STYLE_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GTK_TYPE_RC_STYLE, GtkRcStylePrivate)) typedef struct _GtkRcStylePrivate GtkRcStylePrivate; struct _GtkRcStylePrivate { GSList *color_hashes; }; static GtkRcContext *gtk_rc_context_get (GtkSettings *settings); static guint gtk_rc_style_hash (const gchar *name); static gboolean gtk_rc_style_equal (const gchar *a, const gchar *b); static guint gtk_rc_styles_hash (const GSList *rc_styles); static gboolean gtk_rc_styles_equal (const GSList *a, const GSList *b); static GtkRcStyle* gtk_rc_style_find (GtkRcContext *context, const gchar *name); static GSList * gtk_rc_styles_match (GSList *rc_styles, GSList *sets, guint path_length, gchar *path, gchar *path_reversed); static GtkStyle * gtk_rc_style_to_style (GtkRcContext *context, GtkRcStyle *rc_style); static GtkStyle* gtk_rc_init_style (GtkRcContext *context, GSList *rc_styles); static void gtk_rc_parse_default_files (GtkRcContext *context); static void gtk_rc_parse_named (GtkRcContext *context, const gchar *name, const gchar *type); static void gtk_rc_context_parse_file (GtkRcContext *context, const gchar *filename, gint priority, gboolean reload); static void gtk_rc_parse_any (GtkRcContext *context, const gchar *input_name, gint input_fd, const gchar *input_string); static guint gtk_rc_parse_statement (GtkRcContext *context, GScanner *scanner); static guint gtk_rc_parse_style (GtkRcContext *context, GScanner *scanner); static guint gtk_rc_parse_assignment (GScanner *scanner, GtkRcStyle *style, GtkRcProperty *prop); static guint gtk_rc_parse_bg (GScanner *scanner, GtkRcStyle *style); static guint gtk_rc_parse_fg (GScanner *scanner, GtkRcStyle *style); static guint gtk_rc_parse_text (GScanner *scanner, GtkRcStyle *style); static guint gtk_rc_parse_base (GScanner *scanner, GtkRcStyle *style); static guint gtk_rc_parse_xthickness (GScanner *scanner, GtkRcStyle *style); static guint gtk_rc_parse_ythickness (GScanner *scanner, GtkRcStyle *style); static guint gtk_rc_parse_bg_pixmap (GtkRcContext *context, GScanner *scanner, GtkRcStyle *rc_style); static guint gtk_rc_parse_font (GScanner *scanner, GtkRcStyle *rc_style); static guint gtk_rc_parse_fontset (GScanner *scanner, GtkRcStyle *rc_style); static guint gtk_rc_parse_font_name (GScanner *scanner, GtkRcStyle *rc_style); static guint gtk_rc_parse_engine (GtkRcContext *context, GScanner *scanner, GtkRcStyle **rc_style); static guint gtk_rc_parse_pixmap_path (GtkRcContext *context, GScanner *scanner); static void gtk_rc_parse_pixmap_path_string (GtkRcContext *context, GScanner *scanner, const gchar *pix_path); static guint gtk_rc_parse_module_path (GScanner *scanner); static guint gtk_rc_parse_im_module_file (GScanner *scanner); static guint gtk_rc_parse_path_pattern (GtkRcContext *context, GScanner *scanner); static guint gtk_rc_parse_stock (GtkRcContext *context, GScanner *scanner, GtkRcStyle *rc_style, GtkIconFactory *factory); static guint gtk_rc_parse_logical_color (GScanner *scanner, GtkRcStyle *rc_style, GHashTable *hash); static void gtk_rc_clear_hash_node (gpointer key, gpointer data, gpointer user_data); static void gtk_rc_clear_styles (GtkRcContext *context); static void gtk_rc_add_initial_default_files (void); static void gtk_rc_style_finalize (GObject *object); static void gtk_rc_style_real_merge (GtkRcStyle *dest, GtkRcStyle *src); static GtkRcStyle* gtk_rc_style_real_create_rc_style (GtkRcStyle *rc_style); static GtkStyle* gtk_rc_style_real_create_style (GtkRcStyle *rc_style); static void gtk_rc_style_copy_icons_and_colors(GtkRcStyle *rc_style, GtkRcStyle *src_style, GtkRcContext *context); static gint gtk_rc_properties_cmp (gconstpointer bsearch_node1, gconstpointer bsearch_node2); static void gtk_rc_set_free (GtkRcSet *rc_set); static void insert_rc_property (GtkRcStyle *style, GtkRcProperty *property, gboolean replace); static const GScannerConfig gtk_rc_scanner_config = { ( " \t\r\n" ) /* cset_skip_characters */, ( "_" G_CSET_a_2_z G_CSET_A_2_Z ) /* cset_identifier_first */, ( G_CSET_DIGITS "-_" G_CSET_a_2_z G_CSET_A_2_Z ) /* cset_identifier_nth */, ( "#\n" ) /* cpair_comment_single */, TRUE /* case_sensitive */, TRUE /* skip_comment_multi */, TRUE /* skip_comment_single */, TRUE /* scan_comment_multi */, TRUE /* scan_identifier */, FALSE /* scan_identifier_1char */, FALSE /* scan_identifier_NULL */, TRUE /* scan_symbols */, TRUE /* scan_binary */, TRUE /* scan_octal */, TRUE /* scan_float */, TRUE /* scan_hex */, TRUE /* scan_hex_dollar */, TRUE /* scan_string_sq */, TRUE /* scan_string_dq */, TRUE /* numbers_2_int */, FALSE /* int_2_float */, FALSE /* identifier_2_string */, TRUE /* char_2_token */, TRUE /* symbol_2_token */, FALSE /* scope_0_fallback */, }; static const gchar symbol_names[] = "include\0" "NORMAL\0" "ACTIVE\0" "PRELIGHT\0" "SELECTED\0" "INSENSITIVE\0" "fg\0" "bg\0" "text\0" "base\0" "xthickness\0" "ythickness\0" "font\0" "fontset\0" "font_name\0" "bg_pixmap\0" "pixmap_path\0" "style\0" "binding\0" "bind\0" "widget\0" "widget_class\0" "class\0" "lowest\0" "gtk\0" "application\0" "theme\0" "rc\0" "highest\0" "engine\0" "module_path\0" "stock\0" "im_module_file\0" "LTR\0" "RTL\0" "color\0" "unbind\0"; static const struct { guint name_offset; guint token; } symbols[] = { { 0, GTK_RC_TOKEN_INCLUDE }, { 8, GTK_RC_TOKEN_NORMAL }, { 15, GTK_RC_TOKEN_ACTIVE }, { 22, GTK_RC_TOKEN_PRELIGHT }, { 31, GTK_RC_TOKEN_SELECTED }, { 40, GTK_RC_TOKEN_INSENSITIVE }, { 52, GTK_RC_TOKEN_FG }, { 55, GTK_RC_TOKEN_BG }, { 58, GTK_RC_TOKEN_TEXT }, { 63, GTK_RC_TOKEN_BASE }, { 68, GTK_RC_TOKEN_XTHICKNESS }, { 79, GTK_RC_TOKEN_YTHICKNESS }, { 90, GTK_RC_TOKEN_FONT }, { 95, GTK_RC_TOKEN_FONTSET }, { 103, GTK_RC_TOKEN_FONT_NAME }, { 113, GTK_RC_TOKEN_BG_PIXMAP }, { 123, GTK_RC_TOKEN_PIXMAP_PATH }, { 135, GTK_RC_TOKEN_STYLE }, { 141, GTK_RC_TOKEN_BINDING }, { 149, GTK_RC_TOKEN_BIND }, { 154, GTK_RC_TOKEN_WIDGET }, { 161, GTK_RC_TOKEN_WIDGET_CLASS }, { 174, GTK_RC_TOKEN_CLASS }, { 180, GTK_RC_TOKEN_LOWEST }, { 187, GTK_RC_TOKEN_GTK }, { 191, GTK_RC_TOKEN_APPLICATION }, { 203, GTK_RC_TOKEN_THEME }, { 209, GTK_RC_TOKEN_RC }, { 212, GTK_RC_TOKEN_HIGHEST }, { 220, GTK_RC_TOKEN_ENGINE }, { 227, GTK_RC_TOKEN_MODULE_PATH }, { 239, GTK_RC_TOKEN_STOCK }, { 245, GTK_RC_TOKEN_IM_MODULE_FILE }, { 260, GTK_RC_TOKEN_LTR }, { 264, GTK_RC_TOKEN_RTL }, { 268, GTK_RC_TOKEN_COLOR }, { 274, GTK_RC_TOKEN_UNBIND } }; static GHashTable *realized_style_ht = NULL; static gchar *im_module_file = NULL; static gint max_default_files = 0; static gchar **gtk_rc_default_files = NULL; /* A stack of information of RC files we are parsing currently. * The directories for these files are implicitely added to the end of * PIXMAP_PATHS. */ static GSList *current_files_stack = NULL; /* RC files and strings that are parsed for every context */ static GSList *global_rc_files = NULL; /* Keep list of all current RC contexts for convenience */ static GSList *rc_contexts; /* RC file handling */ static gchar * gtk_rc_make_default_dir (const gchar *type) { const gchar *var; gchar *path; var = g_getenv ("GTK_EXE_PREFIX"); if (var) path = g_build_filename (var, "lib", "gtk-2.0", GTK_BINARY_VERSION, type, NULL); else path = g_build_filename (GTK_LIBDIR, "gtk-2.0", GTK_BINARY_VERSION, type, NULL); return path; } /** * gtk_rc_get_im_module_path: * @returns: a newly-allocated string containing the path in which to * look for IM modules. * * Obtains the path in which to look for IM modules. See the documentation * of the GTK_PATH * environment variable for more details about looking up modules. This * function is useful solely for utilities supplied with GTK+ and should * not be used by applications under normal circumstances. */ gchar * gtk_rc_get_im_module_path (void) { gchar **paths = _gtk_get_module_path ("immodules"); gchar *result = g_strjoinv (G_SEARCHPATH_SEPARATOR_S, paths); g_strfreev (paths); return result; } /** * gtk_rc_get_im_module_file: * @returns: a newly-allocated string containing the name of the file * listing the IM modules available for loading * * Obtains the path to the IM modules file. See the documentation * of the GTK_IM_MODULE_FILE * environment variable for more details. */ gchar * gtk_rc_get_im_module_file (void) { const gchar *var = g_getenv ("GTK_IM_MODULE_FILE"); gchar *result = NULL; if (var) result = g_strdup (var); if (!result) { if (im_module_file) result = g_strdup (im_module_file); else result = g_build_filename (GTK_SYSCONFDIR, "gtk-2.0", "gtk.immodules", NULL); } return result; } gchar * gtk_rc_get_theme_dir (void) { const gchar *var; gchar *path; var = g_getenv ("GTK_DATA_PREFIX"); if (var) path = g_build_filename (var, "share", "themes", NULL); else path = g_build_filename (GTK_DATA_PREFIX, "share", "themes", NULL); return path; } /** * gtk_rc_get_module_dir: * * Returns a directory in which GTK+ looks for theme engines. * For full information about the search for theme engines, * see the docs for GTK_PATH in * . * * return value: the directory. (Must be freed with g_free()) **/ gchar * gtk_rc_get_module_dir (void) { return gtk_rc_make_default_dir ("engines"); } static void gtk_rc_add_initial_default_files (void) { static gint init = FALSE; const gchar *var; gchar *str; gchar **files; gint i; if (init) return; gtk_rc_default_files = g_new (gchar*, 10); max_default_files = 10; gtk_rc_default_files[0] = NULL; init = TRUE; var = g_getenv ("GTK2_RC_FILES"); if (var) { files = g_strsplit (var, G_SEARCHPATH_SEPARATOR_S, -1); i=0; while (files[i]) { gtk_rc_add_default_file (files[i]); i++; } g_strfreev (files); } else { const gchar *home; str = g_build_filename (GTK_SYSCONFDIR, "gtk-2.0", "gtkrc", NULL); gtk_rc_add_default_file (str); g_free (str); home = g_get_home_dir (); if (home) { str = g_build_filename (home, ".gtkrc-2.0", NULL); gtk_rc_add_default_file (str); g_free (str); } } } /** * gtk_rc_add_default_file: * @filename: the pathname to the file. If @filename is not absolute, it * is searched in the current directory. * * Adds a file to the list of files to be parsed at the * end of gtk_init(). **/ void gtk_rc_add_default_file (const gchar *filename) { guint n; gtk_rc_add_initial_default_files (); for (n = 0; n < max_default_files; n++) { if (gtk_rc_default_files[n] == NULL) break; } if (n == max_default_files) { max_default_files += 10; gtk_rc_default_files = g_renew (gchar*, gtk_rc_default_files, max_default_files); } gtk_rc_default_files[n++] = g_strdup (filename); gtk_rc_default_files[n] = NULL; } /** * gtk_rc_set_default_files: * @filenames: A %NULL-terminated list of filenames. * * Sets the list of files that GTK+ will read at the * end of gtk_init(). **/ void gtk_rc_set_default_files (gchar **filenames) { gint i; gtk_rc_add_initial_default_files (); i = 0; while (gtk_rc_default_files[i]) { g_free (gtk_rc_default_files[i]); i++; } gtk_rc_default_files[0] = NULL; i = 0; while (filenames[i] != NULL) { gtk_rc_add_default_file (filenames[i]); i++; } } /** * gtk_rc_get_default_files: * * Retrieves the current list of RC files that will be parsed * at the end of gtk_init(). * * Return value: A %NULL-terminated array of filenames. This memory * is owned by GTK+ and must not be freed by the application. * If you want to store this information, you should make a copy. **/ gchar ** gtk_rc_get_default_files (void) { gtk_rc_add_initial_default_files (); return gtk_rc_default_files; } static void gtk_rc_settings_changed (GtkSettings *settings, GParamSpec *pspec, GtkRcContext *context) { gchar *new_theme_name; gchar *new_key_theme_name; if (context->reloading) return; g_object_get (settings, "gtk-theme-name", &new_theme_name, "gtk-key-theme-name", &new_key_theme_name, NULL); if ((new_theme_name != context->theme_name && !(new_theme_name && context->theme_name && strcmp (new_theme_name, context->theme_name) == 0)) || (new_key_theme_name != context->key_theme_name && !(new_key_theme_name && context->key_theme_name && strcmp (new_key_theme_name, context->key_theme_name) == 0))) { gtk_rc_reparse_all_for_settings (settings, TRUE); } g_free (new_theme_name); g_free (new_key_theme_name); } static void gtk_rc_font_name_changed (GtkSettings *settings, GParamSpec *pspec, GtkRcContext *context) { if (!context->reloading) _gtk_rc_context_get_default_font_name (settings); } static void gtk_rc_color_hash_changed (GtkSettings *settings, GParamSpec *pspec, GtkRcContext *context) { GHashTable *old_hash; old_hash = context->color_hash; g_object_get (settings, "color-hash", &context->color_hash, NULL); if (old_hash) g_hash_table_unref (old_hash); gtk_rc_reparse_all_for_settings (settings, TRUE); } static GtkRcContext * gtk_rc_context_get (GtkSettings *settings) { if (!settings->rc_context) { GtkRcContext *context = settings->rc_context = g_new (GtkRcContext, 1); context->settings = settings; context->rc_style_ht = NULL; context->rc_sets_widget = NULL; context->rc_sets_widget_class = NULL; context->rc_sets_class = NULL; context->rc_files = NULL; context->default_style = NULL; context->reloading = FALSE; g_object_get (settings, "gtk-theme-name", &context->theme_name, "gtk-key-theme-name", &context->key_theme_name, "gtk-font-name", &context->font_name, "color-hash", &context->color_hash, NULL); g_signal_connect (settings, "notify::gtk-theme-name", G_CALLBACK (gtk_rc_settings_changed), context); g_signal_connect (settings, "notify::gtk-key-theme-name", G_CALLBACK (gtk_rc_settings_changed), context); g_signal_connect (settings, "notify::gtk-font-name", G_CALLBACK (gtk_rc_font_name_changed), context); g_signal_connect (settings, "notify::color-hash", G_CALLBACK (gtk_rc_color_hash_changed), context); context->pixmap_path = NULL; context->default_priority = GTK_PATH_PRIO_RC; rc_contexts = g_slist_prepend (rc_contexts, settings->rc_context); } return settings->rc_context; } static void gtk_rc_clear_rc_files (GtkRcContext *context) { GSList *list; list = context->rc_files; while (list) { GtkRcFile *rc_file = list->data; if (rc_file->canonical_name != rc_file->name) g_free (rc_file->canonical_name); g_free (rc_file->directory); g_free (rc_file->name); g_free (rc_file); list = list->next; } g_slist_free (context->rc_files); context->rc_files = NULL; } void _gtk_rc_context_destroy (GtkSettings *settings) { GtkRcContext *context; g_return_if_fail (GTK_IS_SETTINGS (settings)); context = settings->rc_context; if (!context) return; _gtk_settings_reset_rc_values (context->settings); gtk_rc_clear_styles (context); gtk_rc_clear_rc_files (context); if (context->default_style) g_object_unref (context->default_style); g_strfreev (context->pixmap_path); g_free (context->theme_name); g_free (context->key_theme_name); g_free (context->font_name); if (context->color_hash) g_hash_table_unref (context->color_hash); g_signal_handlers_disconnect_by_func (settings, gtk_rc_settings_changed, context); g_signal_handlers_disconnect_by_func (settings, gtk_rc_font_name_changed, context); g_signal_handlers_disconnect_by_func (settings, gtk_rc_color_hash_changed, context); rc_contexts = g_slist_remove (rc_contexts, context); g_free (context); settings->rc_context = NULL; } static void gtk_rc_parse_named (GtkRcContext *context, const gchar *name, const gchar *type) { gchar *path = NULL; const gchar *home_dir; gchar *subpath; if (type) subpath = g_strconcat ("gtk-2.0-", type, G_DIR_SEPARATOR_S "gtkrc", NULL); else subpath = g_strdup ("gtk-2.0" G_DIR_SEPARATOR_S "gtkrc"); /* First look in the users home directory */ home_dir = g_get_home_dir (); if (home_dir) { path = g_build_filename (home_dir, ".themes", name, subpath, NULL); if (!g_file_test (path, G_FILE_TEST_EXISTS)) { g_free (path); path = NULL; } } if (!path) { gchar *theme_dir = gtk_rc_get_theme_dir (); path = g_build_filename (theme_dir, name, subpath, NULL); g_free (theme_dir); if (!g_file_test (path, G_FILE_TEST_EXISTS)) { g_free (path); path = NULL; } } if (path) { gtk_rc_context_parse_file (context, path, GTK_PATH_PRIO_THEME, FALSE); g_free (path); } g_free (subpath); } static void gtk_rc_parse_default_files (GtkRcContext *context) { gint i; gtk_rc_add_initial_default_files (); for (i = 0; gtk_rc_default_files[i] != NULL; i++) gtk_rc_context_parse_file (context, gtk_rc_default_files[i], GTK_PATH_PRIO_RC, FALSE); } void _gtk_rc_init (void) { static gboolean initialized = FALSE; if (!initialized) { initialized = TRUE; gtk_rc_add_initial_default_files (); } /* Default RC string */ gtk_rc_parse_string ("style \"gtk-default-tooltips-style\" {\n" " bg[NORMAL] = \"#eee1b3\"\n" " fg[NORMAL] = \"#000000\"\n" "}\n" "\n" "style \"gtk-default-progress-bar-style\" {\n" " bg[PRELIGHT] = \"#4b6983\"\n" " fg[PRELIGHT] = \"#ffffff\"\n" " bg[NORMAL] = \"#c4c2bd\"\n" "}\n" "\n" "style \"gtk-default-entry-style\" {\n" " bg[SELECTED] = \"#b7c3cd\"\n" " fg[SELECTED] = \"#000000\"\n" "}\n" "\n" "style \"gtk-default-menu-bar-item-style\" {\n" " GtkMenuItem::horizontal_padding = 5\n" "}\n" "\n" "style \"gtk-default-menu-item-style\" {\n" " bg[PRELIGHT] = \"#4b6983\"\n" " fg[PRELIGHT] = \"#ffffff\"\n" " base[PRELIGHT] = \"#4b6983\"\n" " text[PRELIGHT] = \"#ffffff\"\n" "}\n" "\n" /* Work around clipping of accelerator underlines */ "style \"gtk-default-label-style\" {\n" " GtkWidget::draw-border = {0,0,0,1}\n" "}\n" "\n" "class \"GtkProgressBar\" style : gtk \"gtk-default-progress-bar-style\"\n" "class \"GtkEntry\" style : gtk \"gtk-default-entry-style\"\n" "widget \"gtk-tooltip*\" style : gtk \"gtk-default-tooltips-style\"\n" "widget_class \"**\" style : gtk \"gtk-default-menu-item-style\"\n" "widget_class \"**\" style : gtk \"gtk-default-menu-bar-item-style\"\n" "class \"GtkLabel\" style : gtk \"gtk-default-label-style\"\n" ); } static void gtk_rc_context_parse_string (GtkRcContext *context, const gchar *rc_string) { gtk_rc_parse_any (context, "-", -1, rc_string); } void gtk_rc_parse_string (const gchar *rc_string) { GtkRcFile *rc_file; GSList *tmp_list; g_return_if_fail (rc_string != NULL); rc_file = g_new (GtkRcFile, 1); rc_file->is_string = TRUE; rc_file->name = g_strdup (rc_string); rc_file->canonical_name = NULL; rc_file->directory = NULL; rc_file->mtime = 0; rc_file->reload = TRUE; global_rc_files = g_slist_append (global_rc_files, rc_file); for (tmp_list = rc_contexts; tmp_list; tmp_list = tmp_list->next) gtk_rc_context_parse_string (tmp_list->data, rc_string); } static GtkRcFile * add_to_rc_file_list (GSList **rc_file_list, const char *filename, gboolean reload) { GSList *tmp_list; GtkRcFile *rc_file; tmp_list = *rc_file_list; while (tmp_list) { rc_file = tmp_list->data; if (!strcmp (rc_file->name, filename)) return rc_file; tmp_list = tmp_list->next; } rc_file = g_new (GtkRcFile, 1); rc_file->is_string = FALSE; rc_file->name = g_strdup (filename); rc_file->canonical_name = NULL; rc_file->directory = NULL; rc_file->mtime = 0; rc_file->reload = reload; *rc_file_list = g_slist_append (*rc_file_list, rc_file); return rc_file; } static void gtk_rc_context_parse_one_file (GtkRcContext *context, const gchar *filename, gint priority, gboolean reload) { GtkRcFile *rc_file; struct stat statbuf; gint saved_priority; g_return_if_fail (filename != NULL); saved_priority = context->default_priority; context->default_priority = priority; rc_file = add_to_rc_file_list (&context->rc_files, filename, reload); if (!rc_file->canonical_name) { /* Get the absolute pathname */ if (g_path_is_absolute (rc_file->name)) rc_file->canonical_name = rc_file->name; else { gchar *cwd; cwd = g_get_current_dir (); rc_file->canonical_name = g_build_filename (cwd, rc_file->name, NULL); g_free (cwd); } rc_file->directory = g_path_get_dirname (rc_file->canonical_name); } /* If the file is already being parsed (recursion), do nothing */ if (g_slist_find (current_files_stack, rc_file)) return; if (!g_lstat (rc_file->canonical_name, &statbuf)) { gint fd; rc_file->mtime = statbuf.st_mtime; fd = g_open (rc_file->canonical_name, O_RDONLY, 0); if (fd < 0) goto out; /* Temporarily push information for this file on * a stack of current files while parsing it. */ current_files_stack = g_slist_prepend (current_files_stack, rc_file); gtk_rc_parse_any (context, filename, fd, NULL); current_files_stack = g_slist_delete_link (current_files_stack, current_files_stack); close (fd); } out: context->default_priority = saved_priority; } static gchar * strchr_len (const gchar *str, gint len, char c) { while (len--) { if (*str == c) return (gchar *)str; str++; } return NULL; } static void gtk_rc_context_parse_file (GtkRcContext *context, const gchar *filename, gint priority, gboolean reload) { gchar *locale_suffixes[2]; gint n_locale_suffixes = 0; gchar *p; gchar *locale; gint length, j; gboolean found = FALSE; locale = _gtk_get_lc_ctype (); if (strcmp (locale, "C") && strcmp (locale, "POSIX")) { /* Determine locale-specific suffixes for RC files. */ length = strlen (locale); p = strchr (locale, '@'); if (p) length = p - locale; p = strchr_len (locale, length, '.'); if (p) length = p - locale; locale_suffixes[n_locale_suffixes++] = g_strndup (locale, length); p = strchr_len (locale, length, '_'); if (p) { length = p - locale; locale_suffixes[n_locale_suffixes++] = g_strndup (locale, length); } } g_free (locale); gtk_rc_context_parse_one_file (context, filename, priority, reload); for (j = 0; j < n_locale_suffixes; j++) { if (!found) { gchar *name = g_strconcat (filename, ".", locale_suffixes[j], NULL); if (g_file_test (name, G_FILE_TEST_EXISTS)) { gtk_rc_context_parse_one_file (context, name, priority, FALSE); found = TRUE; } g_free (name); } g_free (locale_suffixes[j]); } } void gtk_rc_parse (const gchar *filename) { GSList *tmp_list; g_return_if_fail (filename != NULL); add_to_rc_file_list (&global_rc_files, filename, TRUE); for (tmp_list = rc_contexts; tmp_list; tmp_list = tmp_list->next) gtk_rc_context_parse_file (tmp_list->data, filename, GTK_PATH_PRIO_RC, TRUE); } /* Handling of RC styles */ G_DEFINE_TYPE (GtkRcStyle, gtk_rc_style, G_TYPE_OBJECT) static void gtk_rc_style_init (GtkRcStyle *style) { GtkRcStylePrivate *priv = GTK_RC_STYLE_GET_PRIVATE (style); guint i; style->name = NULL; style->font_desc = NULL; for (i = 0; i < 5; i++) { static const GdkColor init_color = { 0, 0, 0, 0, }; style->bg_pixmap_name[i] = NULL; style->color_flags[i] = 0; style->fg[i] = init_color; style->bg[i] = init_color; style->text[i] = init_color; style->base[i] = init_color; } style->xthickness = -1; style->ythickness = -1; style->rc_properties = NULL; style->rc_style_lists = NULL; style->icon_factories = NULL; priv->color_hashes = NULL; } static void gtk_rc_style_class_init (GtkRcStyleClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); object_class->finalize = gtk_rc_style_finalize; klass->parse = NULL; klass->create_rc_style = gtk_rc_style_real_create_rc_style; klass->merge = gtk_rc_style_real_merge; klass->create_style = gtk_rc_style_real_create_style; g_type_class_add_private (object_class, sizeof (GtkRcStylePrivate)); } static void gtk_rc_style_finalize (GObject *object) { GSList *tmp_list1, *tmp_list2; GtkRcStyle *rc_style; GtkRcStylePrivate *rc_priv; gint i; rc_style = GTK_RC_STYLE (object); rc_priv = GTK_RC_STYLE_GET_PRIVATE (rc_style); g_free (rc_style->name); if (rc_style->font_desc) pango_font_description_free (rc_style->font_desc); for (i = 0; i < 5; i++) g_free (rc_style->bg_pixmap_name[i]); /* Now remove all references to this rc_style from * realized_style_ht */ tmp_list1 = rc_style->rc_style_lists; while (tmp_list1) { GSList *rc_styles = tmp_list1->data; GtkStyle *style = g_hash_table_lookup (realized_style_ht, rc_styles); g_object_unref (style); /* Remove the list of styles from the other rc_styles * in the list */ tmp_list2 = rc_styles; while (tmp_list2) { GtkRcStyle *other_style = tmp_list2->data; if (other_style != rc_style) other_style->rc_style_lists = g_slist_remove_all (other_style->rc_style_lists, rc_styles); tmp_list2 = tmp_list2->next; } /* And from the hash table itself */ g_hash_table_remove (realized_style_ht, rc_styles); g_slist_free (rc_styles); tmp_list1 = tmp_list1->next; } g_slist_free (rc_style->rc_style_lists); if (rc_style->rc_properties) { guint i; for (i = 0; i < rc_style->rc_properties->len; i++) { GtkRcProperty *node = &g_array_index (rc_style->rc_properties, GtkRcProperty, i); g_free (node->origin); g_value_unset (&node->value); } g_array_free (rc_style->rc_properties, TRUE); rc_style->rc_properties = NULL; } g_slist_foreach (rc_style->icon_factories, (GFunc) g_object_unref, NULL); g_slist_free (rc_style->icon_factories); g_slist_foreach (rc_priv->color_hashes, (GFunc) g_hash_table_unref, NULL); g_slist_free (rc_priv->color_hashes); G_OBJECT_CLASS (gtk_rc_style_parent_class)->finalize (object); } GtkRcStyle * gtk_rc_style_new (void) { GtkRcStyle *style; style = g_object_new (GTK_TYPE_RC_STYLE, NULL); return style; } /** * gtk_rc_style_copy: * @orig: the style to copy * * Makes a copy of the specified #GtkRcStyle. This function * will correctly copy an RC style that is a member of a class * derived from #GtkRcStyle. * * Return value: the resulting #GtkRcStyle **/ GtkRcStyle * gtk_rc_style_copy (GtkRcStyle *orig) { GtkRcStyle *style; g_return_val_if_fail (GTK_IS_RC_STYLE (orig), NULL); style = GTK_RC_STYLE_GET_CLASS (orig)->create_rc_style (orig); GTK_RC_STYLE_GET_CLASS (style)->merge (style, orig); gtk_rc_style_copy_icons_and_colors (style, orig, NULL); return style; } void _gtk_rc_style_set_rc_property (GtkRcStyle *rc_style, GtkRcProperty *property) { g_return_if_fail (GTK_IS_RC_STYLE (rc_style)); g_return_if_fail (property != NULL); insert_rc_property (rc_style, property, TRUE); } void _gtk_rc_style_unset_rc_property (GtkRcStyle *rc_style, GQuark type_name, GQuark property_name) { GtkRcProperty *node; g_return_if_fail (GTK_IS_RC_STYLE (rc_style)); node = (GtkRcProperty *) _gtk_rc_style_lookup_rc_property (rc_style, type_name, property_name); if (node != NULL) { guint index = node - (GtkRcProperty *) rc_style->rc_properties->data; g_value_unset (&node->value); g_free (node->origin); g_array_remove_index (rc_style->rc_properties, index); } } void gtk_rc_style_ref (GtkRcStyle *rc_style) { g_return_if_fail (GTK_IS_RC_STYLE (rc_style)); g_object_ref (rc_style); } void gtk_rc_style_unref (GtkRcStyle *rc_style) { g_return_if_fail (GTK_IS_RC_STYLE (rc_style)); g_object_unref (rc_style); } static GtkRcStyle * gtk_rc_style_real_create_rc_style (GtkRcStyle *style) { return g_object_new (G_OBJECT_TYPE (style), NULL); } GSList * _gtk_rc_style_get_color_hashes (GtkRcStyle *rc_style) { GtkRcStylePrivate *priv = GTK_RC_STYLE_GET_PRIVATE (rc_style); return priv->color_hashes; } static gint gtk_rc_properties_cmp (gconstpointer bsearch_node1, gconstpointer bsearch_node2) { const GtkRcProperty *prop1 = bsearch_node1; const GtkRcProperty *prop2 = bsearch_node2; if (prop1->type_name == prop2->type_name) return prop1->property_name < prop2->property_name ? -1 : prop1->property_name == prop2->property_name ? 0 : 1; else return prop1->type_name < prop2->type_name ? -1 : 1; } static void insert_rc_property (GtkRcStyle *style, GtkRcProperty *property, gboolean replace) { guint i; GtkRcProperty *new_property = NULL; GtkRcProperty key = { 0, 0, NULL, { 0, }, }; key.type_name = property->type_name; key.property_name = property->property_name; if (!style->rc_properties) style->rc_properties = g_array_new (FALSE, FALSE, sizeof (GtkRcProperty)); i = 0; while (i < style->rc_properties->len) { gint cmp = gtk_rc_properties_cmp (&key, &g_array_index (style->rc_properties, GtkRcProperty, i)); if (cmp == 0) { if (replace) { new_property = &g_array_index (style->rc_properties, GtkRcProperty, i); g_free (new_property->origin); g_value_unset (&new_property->value); *new_property = key; break; } else return; } else if (cmp < 0) break; i++; } if (!new_property) { g_array_insert_val (style->rc_properties, i, key); new_property = &g_array_index (style->rc_properties, GtkRcProperty, i); } new_property->origin = g_strdup (property->origin); g_value_init (&new_property->value, G_VALUE_TYPE (&property->value)); g_value_copy (&property->value, &new_property->value); } static void gtk_rc_style_real_merge (GtkRcStyle *dest, GtkRcStyle *src) { gint i; for (i = 0; i < 5; i++) { if (!dest->bg_pixmap_name[i] && src->bg_pixmap_name[i]) dest->bg_pixmap_name[i] = g_strdup (src->bg_pixmap_name[i]); if (!(dest->color_flags[i] & GTK_RC_FG) && src->color_flags[i] & GTK_RC_FG) { dest->fg[i] = src->fg[i]; dest->color_flags[i] |= GTK_RC_FG; } if (!(dest->color_flags[i] & GTK_RC_BG) && src->color_flags[i] & GTK_RC_BG) { dest->bg[i] = src->bg[i]; dest->color_flags[i] |= GTK_RC_BG; } if (!(dest->color_flags[i] & GTK_RC_TEXT) && src->color_flags[i] & GTK_RC_TEXT) { dest->text[i] = src->text[i]; dest->color_flags[i] |= GTK_RC_TEXT; } if (!(dest->color_flags[i] & GTK_RC_BASE) && src->color_flags[i] & GTK_RC_BASE) { dest->base[i] = src->base[i]; dest->color_flags[i] |= GTK_RC_BASE; } } if (dest->xthickness < 0 && src->xthickness >= 0) dest->xthickness = src->xthickness; if (dest->ythickness < 0 && src->ythickness >= 0) dest->ythickness = src->ythickness; if (src->font_desc) { if (!dest->font_desc) dest->font_desc = pango_font_description_copy (src->font_desc); else pango_font_description_merge (dest->font_desc, src->font_desc, FALSE); } if (src->rc_properties) { guint i; for (i = 0; i < src->rc_properties->len; i++) insert_rc_property (dest, &g_array_index (src->rc_properties, GtkRcProperty, i), FALSE); } } static GtkStyle * gtk_rc_style_real_create_style (GtkRcStyle *rc_style) { return gtk_style_new (); } static void gtk_rc_style_prepend_empty_icon_factory (GtkRcStyle *rc_style) { GtkIconFactory *factory = gtk_icon_factory_new (); rc_style->icon_factories = g_slist_prepend (rc_style->icon_factories, factory); } static void gtk_rc_style_prepend_empty_color_hash (GtkRcStyle *rc_style) { GtkRcStylePrivate *priv = GTK_RC_STYLE_GET_PRIVATE (rc_style); GHashTable *hash = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, (GDestroyNotify) gdk_color_free); priv->color_hashes = g_slist_prepend (priv->color_hashes, hash); } static void gtk_rc_style_append_icon_factories (GtkRcStyle *rc_style, GtkRcStyle *src_style) { GSList *concat = g_slist_copy (src_style->icon_factories); g_slist_foreach (concat, (GFunc) g_object_ref, NULL); rc_style->icon_factories = g_slist_concat (rc_style->icon_factories, concat); } static void gtk_rc_style_append_color_hashes (GtkRcStyle *rc_style, GtkRcStyle *src_style) { GtkRcStylePrivate *priv = GTK_RC_STYLE_GET_PRIVATE (rc_style); GtkRcStylePrivate *src_priv = GTK_RC_STYLE_GET_PRIVATE (src_style); GSList *concat = g_slist_copy (src_priv->color_hashes); g_slist_foreach (concat, (GFunc) g_hash_table_ref, NULL); priv->color_hashes = g_slist_concat (priv->color_hashes, concat); } static void gtk_rc_style_copy_icons_and_colors (GtkRcStyle *rc_style, GtkRcStyle *src_style, GtkRcContext *context) { GtkRcStylePrivate *priv = GTK_RC_STYLE_GET_PRIVATE (rc_style); if (src_style) { GtkRcStylePrivate *src_priv = GTK_RC_STYLE_GET_PRIVATE (src_style); /* Append src_style's factories, adding a ref to them */ if (src_style->icon_factories != NULL) { /* Add a factory for ourselves if we have none, * in case we end up defining more stock icons. * I see no real way around this; we need to maintain * the invariant that the first factory in the list * is always our_factory, the one belonging to us, * and if we put src_style factories in the list we can't * do that if the style is reopened. */ if (rc_style->icon_factories == NULL) gtk_rc_style_prepend_empty_icon_factory (rc_style); gtk_rc_style_append_icon_factories (rc_style, src_style); } /* Also append src_style's color hashes, adding a ref to them */ if (src_priv->color_hashes != NULL) { /* See comment above .. */ if (priv->color_hashes == NULL) gtk_rc_style_prepend_empty_color_hash (rc_style); gtk_rc_style_append_color_hashes (rc_style, src_style); } } /* if we didn't get color hashes from the src_style, initialize * the list with the settings' color scheme (if it exists) */ if (priv->color_hashes == NULL && context && context->color_hash != NULL) { gtk_rc_style_prepend_empty_color_hash (rc_style); priv->color_hashes = g_slist_append (priv->color_hashes, g_hash_table_ref (context->color_hash)); } } static void gtk_rc_clear_hash_node (gpointer key, gpointer data, gpointer user_data) { g_object_unref (data); } static void gtk_rc_free_rc_sets (GSList *slist) { while (slist) { GtkRcSet *rc_set; rc_set = slist->data; gtk_rc_set_free (rc_set); slist = slist->next; } } static void gtk_rc_clear_styles (GtkRcContext *context) { /* Clear out all old rc_styles */ if (context->rc_style_ht) { g_hash_table_foreach (context->rc_style_ht, gtk_rc_clear_hash_node, NULL); g_hash_table_destroy (context->rc_style_ht); context->rc_style_ht = NULL; } gtk_rc_free_rc_sets (context->rc_sets_widget); g_slist_free (context->rc_sets_widget); context->rc_sets_widget = NULL; gtk_rc_free_rc_sets (context->rc_sets_widget_class); g_slist_free (context->rc_sets_widget_class); context->rc_sets_widget_class = NULL; gtk_rc_free_rc_sets (context->rc_sets_class); g_slist_free (context->rc_sets_class); context->rc_sets_class = NULL; } /* Reset all our widgets. Also, we have to invalidate cached icons in * icon sets so they get re-rendered. */ static void gtk_rc_reset_widgets (GtkSettings *settings) { GList *list, *toplevels; _gtk_icon_set_invalidate_caches (); toplevels = gtk_window_list_toplevels (); g_list_foreach (toplevels, (GFunc)g_object_ref, NULL); for (list = toplevels; list; list = list->next) { if (gtk_widget_get_screen (list->data) == settings->screen) { gtk_widget_reset_rc_styles (list->data); } g_object_unref (list->data); } g_list_free (toplevels); } static void gtk_rc_clear_realized_style (gpointer key, gpointer value, gpointer data) { GSList *rc_styles = key; GtkStyle *style = value; GSList *tmp_list = rc_styles; g_object_unref (style); while (tmp_list) { GtkRcStyle *rc_style = tmp_list->data; rc_style->rc_style_lists = g_slist_remove_all (rc_style->rc_style_lists, rc_styles); tmp_list = tmp_list->next; } g_slist_free (rc_styles); } /** * gtk_rc_reset_styles: * @settings: a #GtkSettings * * This function recomputes the styles for all widgets that use a * particular #GtkSettings object. (There is one #GtkSettings object * per #GdkScreen, see gtk_settings_get_for_screen()); It is useful * when some global parameter has changed that affects the appearance * of all widgets, because when a widget gets a new style, it will * both redraw and recompute any cached information about its * appearance. As an example, it is used when the default font size * set by the operating system changes. Note that this function * doesn't affect widgets that have a style set explicitely on them * with gtk_widget_set_style(). * * Since: 2.4 **/ void gtk_rc_reset_styles (GtkSettings *settings) { GtkRcContext *context; gboolean reset = FALSE; g_return_if_fail (GTK_IS_SETTINGS (settings)); context = gtk_rc_context_get (settings); if (context->default_style) { g_object_unref (context->default_style); context->default_style = NULL; reset = TRUE; } /* Clear out styles that have been looked up already */ if (realized_style_ht) { g_hash_table_foreach (realized_style_ht, gtk_rc_clear_realized_style, NULL); g_hash_table_destroy (realized_style_ht); realized_style_ht = NULL; reset = TRUE; } if (reset) gtk_rc_reset_widgets (settings); } const gchar* _gtk_rc_context_get_default_font_name (GtkSettings *settings) { GtkRcContext *context; gchar *new_font_name; g_return_val_if_fail (GTK_IS_SETTINGS (settings), NULL); context = gtk_rc_context_get (settings); g_object_get (context->settings, "gtk-font-name", &new_font_name, NULL); if (new_font_name != context->font_name && !(new_font_name && strcmp (context->font_name, new_font_name) == 0)) { g_free (context->font_name); context->font_name = g_strdup (new_font_name); gtk_rc_reset_styles (settings); } g_free (new_font_name); return context->font_name; } /** * gtk_rc_reparse_all_for_settings: * @settings: a #GtkSettings * @force_load: load whether or not anything changed * * If the modification time on any previously read file * for the given #GtkSettings has changed, discard all style information * and then reread all previously read RC files. * * Return value: %TRUE if the files were reread. **/ gboolean gtk_rc_reparse_all_for_settings (GtkSettings *settings, gboolean force_load) { gboolean mtime_modified = FALSE; GtkRcFile *rc_file; GSList *tmp_list; GtkRcContext *context; struct stat statbuf; g_return_val_if_fail (GTK_IS_SETTINGS (settings), FALSE); context = gtk_rc_context_get (settings); if (context->reloading) return FALSE; if (!force_load) { /* Check through and see if any of the RC's have had their * mtime modified. If so, reparse everything. */ tmp_list = context->rc_files; while (tmp_list) { rc_file = tmp_list->data; if (!rc_file->is_string) { if (!g_lstat (rc_file->name, &statbuf) && (statbuf.st_mtime != rc_file->mtime)) { mtime_modified = TRUE; break; } } tmp_list = tmp_list->next; } } if (force_load || mtime_modified) { _gtk_binding_reset_parsed (); gtk_rc_clear_styles (context); context->reloading = TRUE; _gtk_settings_reset_rc_values (context->settings); gtk_rc_clear_rc_files (context); gtk_rc_parse_default_files (context); tmp_list = global_rc_files; while (tmp_list) { rc_file = tmp_list->data; if (rc_file->is_string) gtk_rc_context_parse_string (context, rc_file->name); else gtk_rc_context_parse_file (context, rc_file->name, GTK_PATH_PRIO_RC, FALSE); tmp_list = tmp_list->next; } g_free (context->theme_name); g_free (context->key_theme_name); g_object_get (context->settings, "gtk-theme-name", &context->theme_name, "gtk-key-theme-name", &context->key_theme_name, NULL); if (context->theme_name && context->theme_name[0]) gtk_rc_parse_named (context, context->theme_name, NULL); if (context->key_theme_name && context->key_theme_name[0]) gtk_rc_parse_named (context, context->key_theme_name, "key"); context->reloading = FALSE; gtk_rc_reset_widgets (context->settings); } return force_load || mtime_modified; } /** * gtk_rc_reparse_all: * * If the modification time on any previously read file for the * default #GtkSettings has changed, discard all style information * and then reread all previously read RC files. * * Return value: %TRUE if the files were reread. **/ gboolean gtk_rc_reparse_all (void) { GSList *tmp_list; gboolean result = FALSE; for (tmp_list = rc_contexts; tmp_list; tmp_list = tmp_list->next) { GtkRcContext *context = tmp_list->data; if (gtk_rc_reparse_all_for_settings (context->settings, FALSE)) result = TRUE; } return result; } static GSList * gtk_rc_styles_match (GSList *rc_styles, GSList *sets, guint path_length, gchar *path, gchar *path_reversed) { GtkRcSet *rc_set; while (sets) { rc_set = sets->data; sets = sets->next; if (rc_set->type == GTK_PATH_WIDGET_CLASS) { if (_gtk_rc_match_widget_class (rc_set->path, path_length, path, path_reversed)) rc_styles = g_slist_append (rc_styles, rc_set); } else { if (g_pattern_match (rc_set->pspec, path_length, path, path_reversed)) rc_styles = g_slist_append (rc_styles, rc_set); } } return rc_styles; } static gint rc_set_compare (gconstpointer a, gconstpointer b) { const GtkRcSet *set_a = a; const GtkRcSet *set_b = b; return (set_a->priority < set_b->priority) ? 1 : (set_a->priority == set_b->priority ? 0 : -1); } static GSList * sort_and_dereference_sets (GSList *styles) { GSList *tmp_list; /* At this point, the list of sets is ordered by: * * a) 'widget' patterns are earlier than 'widget_class' patterns * which are ealier than 'class' patterns. * a) For two matches for class patterns, a match to a child type * is before a match to a parent type * c) a match later in the RC file (or in a later RC file) is before a * match earlier in the RC file. * * With a) taking precedence over b) which takes precendence over c). * * Now sort by priority, which has the highest precendence for sort order */ styles = g_slist_sort (styles, rc_set_compare); /* Make styles->data = styles->data->rc_style */ tmp_list = styles; while (tmp_list) { GtkRcSet *set = tmp_list->data; tmp_list->data = set->rc_style; tmp_list = tmp_list->next; } return styles; } /** * gtk_rc_get_style: * @widget: a #GtkWidget * * Finds all matching RC styles for a given widget, * composites them together, and then creates a * #GtkStyle representing the composite appearance. * (GTK+ actually keeps a cache of previously * created styles, so a new style may not be * created.) * * Returns: the resulting style. No refcount is added * to the returned style, so if you want to save this * style around, you should add a reference yourself. **/ GtkStyle * gtk_rc_get_style (GtkWidget *widget) { GtkRcStyle *widget_rc_style; GSList *rc_styles = NULL; GtkRcContext *context; static guint rc_style_key_id = 0; g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL); context = gtk_rc_context_get (gtk_widget_get_settings (widget)); /* We allow the specification of a single rc style to be bound * tightly to a widget, for application modifications */ if (!rc_style_key_id) rc_style_key_id = g_quark_from_static_string ("gtk-rc-style"); if (context->rc_sets_widget) { gchar *path, *path_reversed; guint path_length; gtk_widget_path (widget, &path_length, &path, &path_reversed); rc_styles = gtk_rc_styles_match (rc_styles, context->rc_sets_widget, path_length, path, path_reversed); g_free (path); g_free (path_reversed); } if (context->rc_sets_widget_class) { gchar *path, *path_reversed; guint path_length; gtk_widget_class_path (widget, &path_length, &path, &path_reversed); rc_styles = gtk_rc_styles_match (rc_styles, context->rc_sets_widget_class, path_length, path, path_reversed); g_free (path); g_free (path_reversed); } if (context->rc_sets_class) { GType type; type = G_TYPE_FROM_INSTANCE (widget); while (type) { gchar *path; gchar *path_reversed; guint path_length; path = g_strdup (g_type_name (type)); path_length = strlen (path); path_reversed = g_strdup (path); g_strreverse (path_reversed); rc_styles = gtk_rc_styles_match (rc_styles, context->rc_sets_class, path_length, path, path_reversed); g_free (path); g_free (path_reversed); type = g_type_parent (type); } } rc_styles = sort_and_dereference_sets (rc_styles); widget_rc_style = g_object_get_qdata (G_OBJECT (widget), rc_style_key_id); if (widget_rc_style) rc_styles = g_slist_prepend (rc_styles, widget_rc_style); if (rc_styles) return gtk_rc_init_style (context, rc_styles); else { if (!context->default_style) { context->default_style = gtk_style_new (); _gtk_style_init_for_settings (context->default_style, context->settings); } return context->default_style; } } /** * gtk_rc_get_style_by_paths: * @settings: a #GtkSettings object * @widget_path: (allow-none): the widget path to use when looking up the style, or %NULL * if no matching against the widget path should be done * @class_path: (allow-none): the class path to use when looking up the style, or %NULL * if no matching against the class path should be done. * @type: a type that will be used along with parent types of this type * when matching against class styles, or #G_TYPE_NONE * * Creates up a #GtkStyle from styles defined in a RC file by providing * the raw components used in matching. This function may be useful * when creating pseudo-widgets that should be themed like widgets but * don't actually have corresponding GTK+ widgets. An example of this * would be items inside a GNOME canvas widget. * * The action of gtk_rc_get_style() is similar to: * |[ * gtk_widget_path (widget, NULL, &path, NULL); * gtk_widget_class_path (widget, NULL, &class_path, NULL); * gtk_rc_get_style_by_paths (gtk_widget_get_settings (widget), * path, class_path, * G_OBJECT_TYPE (widget)); * ]| * * Return value: A style created by matching with the supplied paths, * or %NULL if nothing matching was specified and the default style should * be used. The returned value is owned by GTK+ as part of an internal cache, * so you must call g_object_ref() on the returned value if you want to * keep a reference to it. **/ GtkStyle * gtk_rc_get_style_by_paths (GtkSettings *settings, const char *widget_path, const char *class_path, GType type) { /* We duplicate the code from above to avoid slowing down the above * by generating paths when we don't need them. I don't know if * this is really worth it. */ GSList *rc_styles = NULL; GtkRcContext *context; g_return_val_if_fail (GTK_IS_SETTINGS (settings), NULL); context = gtk_rc_context_get (settings); if (widget_path && context->rc_sets_widget) { gchar *path; gchar *path_reversed; guint path_length; path_length = strlen (widget_path); path = g_strdup (widget_path); path_reversed = g_strdup (widget_path); g_strreverse (path_reversed); rc_styles = gtk_rc_styles_match (rc_styles, context->rc_sets_widget, path_length, path, path_reversed); g_free (path); g_free (path_reversed); } if (class_path && context->rc_sets_widget_class) { gchar *path; gchar *path_reversed; guint path_length; path = g_strdup (class_path); path_length = strlen (class_path); path_reversed = g_strdup (class_path); g_strreverse (path_reversed); rc_styles = gtk_rc_styles_match (rc_styles, context->rc_sets_widget_class, path_length, path, path_reversed); g_free (path); g_free (path_reversed); } if (type != G_TYPE_NONE && context->rc_sets_class) { while (type) { gchar *path; gchar *path_reversed; guint path_length; path = g_strdup (g_type_name (type)); path_length = strlen (path); path_reversed = g_strdup (path); g_strreverse (path_reversed); rc_styles = gtk_rc_styles_match (rc_styles, context->rc_sets_class, path_length, path, path_reversed); g_free (path); g_free (path_reversed); type = g_type_parent (type); } } rc_styles = sort_and_dereference_sets (rc_styles); if (rc_styles) return gtk_rc_init_style (context, rc_styles); return NULL; } static GSList * gtk_rc_add_rc_sets (GSList *slist, GtkRcStyle *rc_style, const gchar *pattern, GtkPathType path_type) { GtkRcStyle *new_style; GtkRcSet *rc_set; guint i; new_style = gtk_rc_style_new (); *new_style = *rc_style; new_style->name = g_strdup (rc_style->name); if (rc_style->font_desc) new_style->font_desc = pango_font_description_copy (rc_style->font_desc); for (i = 0; i < 5; i++) new_style->bg_pixmap_name[i] = g_strdup (rc_style->bg_pixmap_name[i]); rc_set = g_new (GtkRcSet, 1); rc_set->type = path_type; if (path_type == GTK_PATH_WIDGET_CLASS) { rc_set->pspec = NULL; rc_set->path = _gtk_rc_parse_widget_class_path (pattern); } else { rc_set->pspec = g_pattern_spec_new (pattern); rc_set->path = NULL; } rc_set->rc_style = rc_style; return g_slist_prepend (slist, rc_set); } void gtk_rc_add_widget_name_style (GtkRcStyle *rc_style, const gchar *pattern) { GtkRcContext *context; g_return_if_fail (rc_style != NULL); g_return_if_fail (pattern != NULL); context = gtk_rc_context_get (gtk_settings_get_default ()); context->rc_sets_widget = gtk_rc_add_rc_sets (context->rc_sets_widget, rc_style, pattern, GTK_PATH_WIDGET); } void gtk_rc_add_widget_class_style (GtkRcStyle *rc_style, const gchar *pattern) { GtkRcContext *context; g_return_if_fail (rc_style != NULL); g_return_if_fail (pattern != NULL); context = gtk_rc_context_get (gtk_settings_get_default ()); context->rc_sets_widget_class = gtk_rc_add_rc_sets (context->rc_sets_widget_class, rc_style, pattern, GTK_PATH_WIDGET_CLASS); } void gtk_rc_add_class_style (GtkRcStyle *rc_style, const gchar *pattern) { GtkRcContext *context; g_return_if_fail (rc_style != NULL); g_return_if_fail (pattern != NULL); context = gtk_rc_context_get (gtk_settings_get_default ()); context->rc_sets_class = gtk_rc_add_rc_sets (context->rc_sets_class, rc_style, pattern, GTK_PATH_CLASS); } GScanner* gtk_rc_scanner_new (void) { return g_scanner_new (>k_rc_scanner_config); } static void gtk_rc_parse_any (GtkRcContext *context, const gchar *input_name, gint input_fd, const gchar *input_string) { GScanner *scanner; guint i; gboolean done; scanner = gtk_rc_scanner_new (); if (input_fd >= 0) { g_assert (input_string == NULL); g_scanner_input_file (scanner, input_fd); } else { g_assert (input_string != NULL); g_scanner_input_text (scanner, input_string, strlen (input_string)); } scanner->input_name = input_name; for (i = 0; i < G_N_ELEMENTS (symbols); i++) g_scanner_scope_add_symbol (scanner, 0, symbol_names + symbols[i].name_offset, GINT_TO_POINTER (symbols[i].token)); done = FALSE; while (!done) { if (g_scanner_peek_next_token (scanner) == G_TOKEN_EOF) done = TRUE; else { guint expected_token; expected_token = gtk_rc_parse_statement (context, scanner); if (expected_token != G_TOKEN_NONE) { const gchar *symbol_name = NULL; gchar *msg = NULL; if (scanner->scope_id == 0) { /* if we are in scope 0, we know the symbol names * that are associated with certain token values. * so we look them up to make the error messages * more readable. */ if (expected_token > GTK_RC_TOKEN_INVALID && expected_token < GTK_RC_TOKEN_LAST) { const gchar *sym = NULL; for (i = 0; i < G_N_ELEMENTS (symbols); i++) if (symbols[i].token == expected_token) sym = symbol_names + symbols[i].name_offset; if (sym) msg = g_strconcat ("e.g. `", sym, "'", NULL); } if (scanner->token > (guint) GTK_RC_TOKEN_INVALID && scanner->token < (guint) GTK_RC_TOKEN_LAST) { symbol_name = "???"; for (i = 0; i < G_N_ELEMENTS (symbols); i++) if (symbols[i].token == scanner->token) symbol_name = symbol_names + symbols[i].name_offset; } } g_scanner_unexp_token (scanner, expected_token, NULL, "keyword", symbol_name, msg, TRUE); g_free (msg); done = TRUE; } } } g_scanner_destroy (scanner); } static guint gtk_rc_styles_hash (const GSList *rc_styles) { guint result; result = 0; while (rc_styles) { result += (result << 9) + GPOINTER_TO_UINT (rc_styles->data); rc_styles = rc_styles->next; } return result; } static gboolean gtk_rc_styles_equal (const GSList *a, const GSList *b) { while (a && b) { if (a->data != b->data) return FALSE; a = a->next; b = b->next; } return (a == b); } static guint gtk_rc_style_hash (const gchar *name) { guint result; result = 0; while (*name) result += (result << 3) + *name++; return result; } static gboolean gtk_rc_style_equal (const gchar *a, const gchar *b) { return (strcmp (a, b) == 0); } static GtkRcStyle* gtk_rc_style_find (GtkRcContext *context, const gchar *name) { if (context->rc_style_ht) return g_hash_table_lookup (context->rc_style_ht, (gpointer) name); else return NULL; } static GtkStyle * gtk_rc_style_to_style (GtkRcContext *context, GtkRcStyle *rc_style) { GtkStyle *style; style = GTK_RC_STYLE_GET_CLASS (rc_style)->create_style (rc_style); _gtk_style_init_for_settings (style, context->settings); style->rc_style = g_object_ref (rc_style); GTK_STYLE_GET_CLASS (style)->init_from_rc (style, rc_style); return style; } /* Reuses or frees rc_styles */ static GtkStyle * gtk_rc_init_style (GtkRcContext *context, GSList *rc_styles) { GtkStyle *style = NULL; gint i; g_return_val_if_fail (rc_styles != NULL, NULL); if (!realized_style_ht) realized_style_ht = g_hash_table_new ((GHashFunc) gtk_rc_styles_hash, (GEqualFunc) gtk_rc_styles_equal); style = g_hash_table_lookup (realized_style_ht, rc_styles); if (!style) { GtkRcStyle *base_style = NULL; GtkRcStyle *proto_style; GtkRcStyleClass *proto_style_class; GSList *tmp_styles; GType rc_style_type = GTK_TYPE_RC_STYLE; /* Find the first style where the RC file specified engine "" {} * or the first derived style and use that to create the * merged style. If we only have raw GtkRcStyles, use the first * style to create the merged style. */ base_style = rc_styles->data; tmp_styles = rc_styles; while (tmp_styles) { GtkRcStyle *rc_style = tmp_styles->data; if (rc_style->engine_specified || G_OBJECT_TYPE (rc_style) != rc_style_type) { base_style = rc_style; break; } tmp_styles = tmp_styles->next; } proto_style_class = GTK_RC_STYLE_GET_CLASS (base_style); proto_style = proto_style_class->create_rc_style (base_style); tmp_styles = rc_styles; while (tmp_styles) { GtkRcStyle *rc_style = tmp_styles->data; proto_style_class->merge (proto_style, rc_style); /* Point from each rc_style to the list of styles */ if (!g_slist_find (rc_style->rc_style_lists, rc_styles)) rc_style->rc_style_lists = g_slist_prepend (rc_style->rc_style_lists, rc_styles); gtk_rc_style_append_icon_factories (proto_style, rc_style); gtk_rc_style_append_color_hashes (proto_style, rc_style); tmp_styles = tmp_styles->next; } for (i = 0; i < 5; i++) if (proto_style->bg_pixmap_name[i] && (strcmp (proto_style->bg_pixmap_name[i], "") == 0)) { g_free (proto_style->bg_pixmap_name[i]); proto_style->bg_pixmap_name[i] = NULL; } style = gtk_rc_style_to_style (context, proto_style); g_object_unref (proto_style); g_hash_table_insert (realized_style_ht, rc_styles, style); } else g_slist_free (rc_styles); return style; } /********************* * Parsing functions * *********************/ static gboolean lookup_color (GtkRcStyle *style, const char *color_name, GdkColor *color) { GtkRcStylePrivate *priv = GTK_RC_STYLE_GET_PRIVATE (style); GSList *iter; for (iter = priv->color_hashes; iter != NULL; iter = iter->next) { GHashTable *hash = iter->data; GdkColor *match = g_hash_table_lookup (hash, color_name); if (match) { color->red = match->red; color->green = match->green; color->blue = match->blue; return TRUE; } } return FALSE; } static guint rc_parse_token_or_compound (GScanner *scanner, GtkRcStyle *style, GString *gstring, GTokenType delimiter) { guint token = g_scanner_get_next_token (scanner); /* we either scan a single token (skipping comments) * or a compund statement. * compunds are enclosed in (), [] or {} braces, we read * them in via deep recursion. */ switch (token) { gchar *string; case G_TOKEN_INT: g_string_append_printf (gstring, " 0x%lx", scanner->value.v_int); break; case G_TOKEN_FLOAT: g_string_append_printf (gstring, " %f", scanner->value.v_float); break; case G_TOKEN_STRING: string = g_strescape (scanner->value.v_string, NULL); g_string_append (gstring, " \""); g_string_append (gstring, string); g_string_append_c (gstring, '"'); g_free (string); break; case G_TOKEN_IDENTIFIER: g_string_append_c (gstring, ' '); g_string_append (gstring, scanner->value.v_identifier); break; case G_TOKEN_COMMENT_SINGLE: case G_TOKEN_COMMENT_MULTI: return rc_parse_token_or_compound (scanner, style, gstring, delimiter); case G_TOKEN_LEFT_PAREN: g_string_append_c (gstring, ' '); g_string_append_c (gstring, token); token = rc_parse_token_or_compound (scanner, style, gstring, G_TOKEN_RIGHT_PAREN); if (token != G_TOKEN_NONE) return token; break; case G_TOKEN_LEFT_CURLY: g_string_append_c (gstring, ' '); g_string_append_c (gstring, token); token = rc_parse_token_or_compound (scanner, style, gstring, G_TOKEN_RIGHT_CURLY); if (token != G_TOKEN_NONE) return token; break; case G_TOKEN_LEFT_BRACE: g_string_append_c (gstring, ' '); g_string_append_c (gstring, token); token = rc_parse_token_or_compound (scanner, style, gstring, G_TOKEN_RIGHT_BRACE); if (token != G_TOKEN_NONE) return token; break; case '@': if (g_scanner_peek_next_token (scanner) == G_TOKEN_IDENTIFIER) { GdkColor color; gchar rbuf[G_ASCII_DTOSTR_BUF_SIZE]; gchar gbuf[G_ASCII_DTOSTR_BUF_SIZE]; gchar bbuf[G_ASCII_DTOSTR_BUF_SIZE]; g_scanner_get_next_token (scanner); if (!style || !lookup_color (style, scanner->value.v_identifier, &color)) { g_scanner_warn (scanner, "Invalid symbolic color '%s'", scanner->value.v_identifier); return G_TOKEN_IDENTIFIER; } g_string_append_printf (gstring, " { %s, %s, %s }", g_ascii_formatd (rbuf, sizeof (rbuf), "%0.4f", color.red / 65535.0), g_ascii_formatd (gbuf, sizeof (gbuf), "%0.4f", color.green / 65535.0), g_ascii_formatd (bbuf, sizeof (bbuf), "%0.4f", color.blue / 65535.0)); break; } else return G_TOKEN_IDENTIFIER; default: if (token >= 256 || token < 1) return delimiter ? delimiter : G_TOKEN_STRING; g_string_append_c (gstring, ' '); g_string_append_c (gstring, token); if (token == delimiter) return G_TOKEN_NONE; break; } if (!delimiter) return G_TOKEN_NONE; else return rc_parse_token_or_compound (scanner, style, gstring, delimiter); } static guint gtk_rc_parse_assignment (GScanner *scanner, GtkRcStyle *style, GtkRcProperty *prop) { #define MY_SCAN_IDENTIFIER TRUE #define MY_SCAN_SYMBOLS FALSE #define MY_IDENTIFIER_2_STRING FALSE #define MY_CHAR_2_TOKEN TRUE #define MY_SCAN_IDENTIFIER_NULL FALSE #define MY_NUMBERS_2_INT TRUE gboolean scan_identifier = scanner->config->scan_identifier; gboolean scan_symbols = scanner->config->scan_symbols; gboolean identifier_2_string = scanner->config->identifier_2_string; gboolean char_2_token = scanner->config->char_2_token; gboolean scan_identifier_NULL = scanner->config->scan_identifier_NULL; gboolean numbers_2_int = scanner->config->numbers_2_int; gboolean negate = FALSE; gboolean is_color = FALSE; guint token; /* check that this is an assignment */ if (g_scanner_get_next_token (scanner) != '=') return '='; /* adjust scanner mode */ scanner->config->scan_identifier = MY_SCAN_IDENTIFIER; scanner->config->scan_symbols = MY_SCAN_SYMBOLS; scanner->config->identifier_2_string = MY_IDENTIFIER_2_STRING; scanner->config->char_2_token = MY_CHAR_2_TOKEN; scanner->config->scan_identifier_NULL = MY_SCAN_IDENTIFIER_NULL; scanner->config->numbers_2_int = MY_NUMBERS_2_INT; /* record location */ if (g_getenv ("GTK_DEBUG")) prop->origin = g_strdup_printf ("%s:%u", scanner->input_name, scanner->line); else prop->origin = NULL; /* parse optional symbolic color prefix */ if (g_scanner_peek_next_token (scanner) == '@') { g_scanner_get_next_token (scanner); /* eat color prefix */ is_color = TRUE; } /* parse optional sign */ if (!is_color && g_scanner_peek_next_token (scanner) == '-') { g_scanner_get_next_token (scanner); /* eat sign */ negate = TRUE; } /* parse one of LONG, DOUBLE and STRING or, if that fails, create an * unparsed compund */ token = g_scanner_peek_next_token (scanner); if (is_color && token != G_TOKEN_IDENTIFIER) { token = G_TOKEN_IDENTIFIER; goto out; } switch (token) { case G_TOKEN_INT: g_scanner_get_next_token (scanner); g_value_init (&prop->value, G_TYPE_LONG); g_value_set_long (&prop->value, negate ? -scanner->value.v_int : scanner->value.v_int); token = G_TOKEN_NONE; break; case G_TOKEN_FLOAT: g_scanner_get_next_token (scanner); g_value_init (&prop->value, G_TYPE_DOUBLE); g_value_set_double (&prop->value, negate ? -scanner->value.v_float : scanner->value.v_float); token = G_TOKEN_NONE; break; case G_TOKEN_STRING: g_scanner_get_next_token (scanner); if (negate) token = G_TOKEN_INT; else { g_value_init (&prop->value, G_TYPE_STRING); g_value_set_string (&prop->value, scanner->value.v_string); token = G_TOKEN_NONE; } break; case G_TOKEN_IDENTIFIER: if (is_color) { GdkColor color; gchar rbuf[G_ASCII_DTOSTR_BUF_SIZE]; gchar gbuf[G_ASCII_DTOSTR_BUF_SIZE]; gchar bbuf[G_ASCII_DTOSTR_BUF_SIZE]; GString *gstring; g_scanner_get_next_token (scanner); if (!style || !lookup_color (style, scanner->value.v_identifier, &color)) { g_scanner_warn (scanner, "Invalid symbolic color '%s'", scanner->value.v_identifier); token = G_TOKEN_IDENTIFIER; break; } gstring = g_string_new (NULL); g_string_append_printf (gstring, " { %s, %s, %s }", g_ascii_formatd (rbuf, sizeof (rbuf), "%0.4f", color.red / 65535.0), g_ascii_formatd (gbuf, sizeof (gbuf), "%0.4f", color.green / 65535.0), g_ascii_formatd (bbuf, sizeof (bbuf), "%0.4f", color.blue / 65535.0)); g_value_init (&prop->value, G_TYPE_GSTRING); g_value_take_boxed (&prop->value, gstring); token = G_TOKEN_NONE; break; } /* fall through */ case G_TOKEN_LEFT_PAREN: case G_TOKEN_LEFT_CURLY: case G_TOKEN_LEFT_BRACE: if (!negate) { GString *gstring = g_string_new (NULL); gboolean parse_on = TRUE; /* allow identifier(foobar) to support color expressions */ if (token == G_TOKEN_IDENTIFIER) { g_scanner_get_next_token (scanner); g_string_append_c (gstring, ' '); g_string_append (gstring, scanner->value.v_identifier); /* temporarily reset scanner mode to default, so we * don't peek the next token in a mode that only makes * sense in this function; because if anything but * G_TOKEN_LEFT_PAREN follows, the next token will be * parsed by our caller. * * FIXME: right fix would be to call g_scanner_unget() * but that doesn't exist */ scanner->config->scan_identifier = scan_identifier; scanner->config->scan_symbols = scan_symbols; scanner->config->identifier_2_string = identifier_2_string; scanner->config->char_2_token = char_2_token; scanner->config->scan_identifier_NULL = scan_identifier_NULL; scanner->config->numbers_2_int = numbers_2_int; token = g_scanner_peek_next_token (scanner); /* restore adjusted scanner mode */ scanner->config->scan_identifier = MY_SCAN_IDENTIFIER; scanner->config->scan_symbols = MY_SCAN_SYMBOLS; scanner->config->identifier_2_string = MY_IDENTIFIER_2_STRING; scanner->config->char_2_token = MY_CHAR_2_TOKEN; scanner->config->scan_identifier_NULL = MY_SCAN_IDENTIFIER_NULL; scanner->config->numbers_2_int = MY_NUMBERS_2_INT; if (token != G_TOKEN_LEFT_PAREN) { token = G_TOKEN_NONE; parse_on = FALSE; } } if (parse_on) token = rc_parse_token_or_compound (scanner, style, gstring, 0); if (token == G_TOKEN_NONE) { g_string_append_c (gstring, ' '); g_value_init (&prop->value, G_TYPE_GSTRING); g_value_take_boxed (&prop->value, gstring); } else g_string_free (gstring, TRUE); break; } /* fall through */ default: g_scanner_get_next_token (scanner); token = G_TOKEN_INT; break; } out: /* restore scanner mode */ scanner->config->scan_identifier = scan_identifier; scanner->config->scan_symbols = scan_symbols; scanner->config->identifier_2_string = identifier_2_string; scanner->config->char_2_token = char_2_token; scanner->config->scan_identifier_NULL = scan_identifier_NULL; scanner->config->numbers_2_int = numbers_2_int; return token; } static gboolean is_c_identifier (const gchar *string) { const gchar *p; gboolean is_varname; is_varname = strchr ("_" G_CSET_a_2_z G_CSET_A_2_Z, string[0]) != NULL; for (p = string + 1; *p && is_varname; p++) is_varname &= strchr (G_CSET_DIGITS "-_" G_CSET_a_2_z G_CSET_A_2_Z, *p) != NULL; return is_varname; } static void parse_include_file (GtkRcContext *context, GScanner *scanner, const gchar *filename) { char *to_parse = NULL; if (g_path_is_absolute (filename)) { /* For abolute paths, we call gtk_rc_context_parse_file unconditionally. We * don't print an error in this case. */ to_parse = g_strdup (filename); } else { /* if a relative path, we look relative to all the RC files in the * include stack. We require the file to be found in this case * so we can give meaningful error messages, and because on reparsing * non-absolute paths don't make sense. */ GSList *tmp_list = current_files_stack; while (tmp_list) { GtkRcFile *curfile = tmp_list->data; gchar *tmpname = g_build_filename (curfile->directory, filename, NULL); if (g_file_test (tmpname, G_FILE_TEST_EXISTS)) { to_parse = tmpname; break; } g_free (tmpname); tmp_list = tmp_list->next; } } if (to_parse) { gtk_rc_context_parse_file (context, to_parse, context->default_priority, FALSE); g_free (to_parse); } else { g_scanner_warn (scanner, _("Unable to find include file: \"%s\""), filename); } } static guint gtk_rc_parse_statement (GtkRcContext *context, GScanner *scanner) { guint token; token = g_scanner_peek_next_token (scanner); switch (token) { case GTK_RC_TOKEN_INCLUDE: token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_INCLUDE) return GTK_RC_TOKEN_INCLUDE; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) return G_TOKEN_STRING; parse_include_file (context, scanner, scanner->value.v_string); return G_TOKEN_NONE; case GTK_RC_TOKEN_STYLE: return gtk_rc_parse_style (context, scanner); case GTK_RC_TOKEN_BINDING: return _gtk_binding_parse_binding (scanner); case GTK_RC_TOKEN_PIXMAP_PATH: return gtk_rc_parse_pixmap_path (context, scanner); case GTK_RC_TOKEN_WIDGET: return gtk_rc_parse_path_pattern (context, scanner); case GTK_RC_TOKEN_WIDGET_CLASS: return gtk_rc_parse_path_pattern (context, scanner); case GTK_RC_TOKEN_CLASS: return gtk_rc_parse_path_pattern (context, scanner); case GTK_RC_TOKEN_MODULE_PATH: return gtk_rc_parse_module_path (scanner); case GTK_RC_TOKEN_IM_MODULE_FILE: return gtk_rc_parse_im_module_file (scanner); case G_TOKEN_IDENTIFIER: if (is_c_identifier (scanner->next_value.v_identifier)) { GtkRcProperty prop = { 0, 0, NULL, { 0, }, }; gchar *name; g_scanner_get_next_token (scanner); /* eat identifier */ name = g_strdup (scanner->value.v_identifier); token = gtk_rc_parse_assignment (scanner, NULL, &prop); if (token == G_TOKEN_NONE) { GtkSettingsValue svalue; svalue.origin = prop.origin; memcpy (&svalue.value, &prop.value, sizeof (prop.value)); g_strcanon (name, G_CSET_DIGITS "-" G_CSET_a_2_z G_CSET_A_2_Z, '-'); _gtk_settings_set_property_value_from_rc (context->settings, name, &svalue); } g_free (prop.origin); if (G_VALUE_TYPE (&prop.value)) g_value_unset (&prop.value); g_free (name); return token; } else { g_scanner_get_next_token (scanner); return G_TOKEN_IDENTIFIER; } default: g_scanner_get_next_token (scanner); return /* G_TOKEN_SYMBOL */ GTK_RC_TOKEN_STYLE; } } static void fixup_rc_set (GSList *list, GtkRcStyle *orig, GtkRcStyle *new) { while (list) { GtkRcSet *set = list->data; if (set->rc_style == orig) set->rc_style = new; list = list->next; } } static void fixup_rc_sets (GtkRcContext *context, GtkRcStyle *orig, GtkRcStyle *new) { fixup_rc_set (context->rc_sets_widget, orig, new); fixup_rc_set (context->rc_sets_widget_class, orig, new); fixup_rc_set (context->rc_sets_class, orig, new); } static guint gtk_rc_parse_style (GtkRcContext *context, GScanner *scanner) { GtkRcStyle *rc_style; GtkRcStyle *orig_style; GtkRcStyle *parent_style = NULL; GtkRcStylePrivate *rc_priv = NULL; guint token; gint i; GtkIconFactory *our_factory = NULL; GHashTable *our_hash = NULL; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_STYLE) return GTK_RC_TOKEN_STYLE; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) return G_TOKEN_STRING; rc_style = gtk_rc_style_find (context, scanner->value.v_string); if (rc_style) orig_style = g_object_ref (rc_style); else orig_style = NULL; if (!rc_style) { rc_style = gtk_rc_style_new (); rc_style->name = g_strdup (scanner->value.v_string); for (i = 0; i < 5; i++) rc_style->bg_pixmap_name[i] = NULL; for (i = 0; i < 5; i++) rc_style->color_flags[i] = 0; } rc_priv = GTK_RC_STYLE_GET_PRIVATE (rc_style); /* If there's a list, its first member is always the factory belonging * to this RcStyle */ if (rc_style->icon_factories) our_factory = rc_style->icon_factories->data; if (rc_priv->color_hashes) our_hash = rc_priv->color_hashes->data; token = g_scanner_peek_next_token (scanner); if (token == G_TOKEN_EQUAL_SIGN) { token = g_scanner_get_next_token (scanner); token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) { token = G_TOKEN_STRING; goto err; } parent_style = gtk_rc_style_find (context, scanner->value.v_string); if (parent_style) { for (i = 0; i < 5; i++) { rc_style->color_flags[i] = parent_style->color_flags[i]; rc_style->fg[i] = parent_style->fg[i]; rc_style->bg[i] = parent_style->bg[i]; rc_style->text[i] = parent_style->text[i]; rc_style->base[i] = parent_style->base[i]; } rc_style->xthickness = parent_style->xthickness; rc_style->ythickness = parent_style->ythickness; if (parent_style->font_desc) { if (rc_style->font_desc) pango_font_description_free (rc_style->font_desc); rc_style->font_desc = pango_font_description_copy (parent_style->font_desc); } if (parent_style->rc_properties) { guint i; for (i = 0; i < parent_style->rc_properties->len; i++) insert_rc_property (rc_style, &g_array_index (parent_style->rc_properties, GtkRcProperty, i), TRUE); } for (i = 0; i < 5; i++) { g_free (rc_style->bg_pixmap_name[i]); rc_style->bg_pixmap_name[i] = g_strdup (parent_style->bg_pixmap_name[i]); } } } /* get icon_factories and color_hashes from the parent style; * if the parent_style doesn't have color_hashes, initializes * the color_hashes with the settings' color scheme (if it exists) */ gtk_rc_style_copy_icons_and_colors (rc_style, parent_style, context); if (rc_style->icon_factories) our_factory = rc_style->icon_factories->data; if (rc_priv->color_hashes) our_hash = rc_priv->color_hashes->data; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_LEFT_CURLY) { token = G_TOKEN_LEFT_CURLY; goto err; } token = g_scanner_peek_next_token (scanner); while (token != G_TOKEN_RIGHT_CURLY) { switch (token) { case GTK_RC_TOKEN_BG: token = gtk_rc_parse_bg (scanner, rc_style); break; case GTK_RC_TOKEN_FG: token = gtk_rc_parse_fg (scanner, rc_style); break; case GTK_RC_TOKEN_TEXT: token = gtk_rc_parse_text (scanner, rc_style); break; case GTK_RC_TOKEN_BASE: token = gtk_rc_parse_base (scanner, rc_style); break; case GTK_RC_TOKEN_XTHICKNESS: token = gtk_rc_parse_xthickness (scanner, rc_style); break; case GTK_RC_TOKEN_YTHICKNESS: token = gtk_rc_parse_ythickness (scanner, rc_style); break; case GTK_RC_TOKEN_BG_PIXMAP: token = gtk_rc_parse_bg_pixmap (context, scanner, rc_style); break; case GTK_RC_TOKEN_FONT: token = gtk_rc_parse_font (scanner, rc_style); break; case GTK_RC_TOKEN_FONTSET: token = gtk_rc_parse_fontset (scanner, rc_style); break; case GTK_RC_TOKEN_FONT_NAME: token = gtk_rc_parse_font_name (scanner, rc_style); break; case GTK_RC_TOKEN_ENGINE: token = gtk_rc_parse_engine (context, scanner, &rc_style); break; case GTK_RC_TOKEN_STOCK: if (our_factory == NULL) gtk_rc_style_prepend_empty_icon_factory (rc_style); our_factory = rc_style->icon_factories->data; token = gtk_rc_parse_stock (context, scanner, rc_style, our_factory); break; case GTK_RC_TOKEN_COLOR: if (our_hash == NULL) { gtk_rc_style_prepend_empty_color_hash (rc_style); our_hash = rc_priv->color_hashes->data; } token = gtk_rc_parse_logical_color (scanner, rc_style, our_hash); break; case G_TOKEN_IDENTIFIER: if (is_c_identifier (scanner->next_value.v_identifier)) { GtkRcProperty prop = { 0, 0, NULL, { 0, }, }; gchar *name; g_scanner_get_next_token (scanner); /* eat type name */ prop.type_name = g_quark_from_string (scanner->value.v_identifier); if (g_scanner_get_next_token (scanner) != ':' || g_scanner_get_next_token (scanner) != ':') { token = ':'; break; } if (g_scanner_get_next_token (scanner) != G_TOKEN_IDENTIFIER || !is_c_identifier (scanner->value.v_identifier)) { token = G_TOKEN_IDENTIFIER; break; } /* it's important that we do the same canonification as GParamSpecPool here */ name = g_strdup (scanner->value.v_identifier); g_strcanon (name, G_CSET_DIGITS "-" G_CSET_a_2_z G_CSET_A_2_Z, '-'); prop.property_name = g_quark_from_string (name); g_free (name); token = gtk_rc_parse_assignment (scanner, rc_style, &prop); if (token == G_TOKEN_NONE) { g_return_val_if_fail (G_VALUE_TYPE (&prop.value) != 0, G_TOKEN_ERROR); insert_rc_property (rc_style, &prop, TRUE); } g_free (prop.origin); if (G_VALUE_TYPE (&prop.value)) g_value_unset (&prop.value); } else { g_scanner_get_next_token (scanner); token = G_TOKEN_IDENTIFIER; } break; default: g_scanner_get_next_token (scanner); token = G_TOKEN_RIGHT_CURLY; break; } if (token != G_TOKEN_NONE) goto err; token = g_scanner_peek_next_token (scanner); } /* while (token != G_TOKEN_RIGHT_CURLY) */ token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_RIGHT_CURLY) { token = G_TOKEN_RIGHT_CURLY; goto err; } if (rc_style != orig_style) { if (!context->rc_style_ht) context->rc_style_ht = g_hash_table_new ((GHashFunc) gtk_rc_style_hash, (GEqualFunc) gtk_rc_style_equal); g_hash_table_replace (context->rc_style_ht, rc_style->name, rc_style); /* If we copied the data into a new rc style, fix up references to the old rc style * in bindings that we have. */ if (orig_style) fixup_rc_sets (context, orig_style, rc_style); } if (orig_style) g_object_unref (orig_style); return G_TOKEN_NONE; err: if (rc_style != orig_style) g_object_unref (rc_style); if (orig_style) g_object_unref (orig_style); return token; } const GtkRcProperty* _gtk_rc_style_lookup_rc_property (GtkRcStyle *rc_style, GQuark type_name, GQuark property_name) { GtkRcProperty *node = NULL; g_return_val_if_fail (GTK_IS_RC_STYLE (rc_style), NULL); if (rc_style->rc_properties) { GtkRcProperty key; key.type_name = type_name; key.property_name = property_name; node = bsearch (&key, rc_style->rc_properties->data, rc_style->rc_properties->len, sizeof (GtkRcProperty), gtk_rc_properties_cmp); } return node; } static guint gtk_rc_parse_bg (GScanner *scanner, GtkRcStyle *style) { GtkStateType state; guint token; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_BG) return GTK_RC_TOKEN_BG; token = gtk_rc_parse_state (scanner, &state); if (token != G_TOKEN_NONE) return token; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_EQUAL_SIGN) return G_TOKEN_EQUAL_SIGN; style->color_flags[state] |= GTK_RC_BG; return gtk_rc_parse_color_full (scanner, style, &style->bg[state]); } static guint gtk_rc_parse_fg (GScanner *scanner, GtkRcStyle *style) { GtkStateType state; guint token; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_FG) return GTK_RC_TOKEN_FG; token = gtk_rc_parse_state (scanner, &state); if (token != G_TOKEN_NONE) return token; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_EQUAL_SIGN) return G_TOKEN_EQUAL_SIGN; style->color_flags[state] |= GTK_RC_FG; return gtk_rc_parse_color_full (scanner, style, &style->fg[state]); } static guint gtk_rc_parse_text (GScanner *scanner, GtkRcStyle *style) { GtkStateType state; guint token; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_TEXT) return GTK_RC_TOKEN_TEXT; token = gtk_rc_parse_state (scanner, &state); if (token != G_TOKEN_NONE) return token; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_EQUAL_SIGN) return G_TOKEN_EQUAL_SIGN; style->color_flags[state] |= GTK_RC_TEXT; return gtk_rc_parse_color_full (scanner, style, &style->text[state]); } static guint gtk_rc_parse_base (GScanner *scanner, GtkRcStyle *style) { GtkStateType state; guint token; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_BASE) return GTK_RC_TOKEN_BASE; token = gtk_rc_parse_state (scanner, &state); if (token != G_TOKEN_NONE) return token; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_EQUAL_SIGN) return G_TOKEN_EQUAL_SIGN; style->color_flags[state] |= GTK_RC_BASE; return gtk_rc_parse_color_full (scanner, style, &style->base[state]); } static guint gtk_rc_parse_xthickness (GScanner *scanner, GtkRcStyle *style) { if (g_scanner_get_next_token (scanner) != (guint) GTK_RC_TOKEN_XTHICKNESS) return GTK_RC_TOKEN_XTHICKNESS; if (g_scanner_get_next_token (scanner) != G_TOKEN_EQUAL_SIGN) return G_TOKEN_EQUAL_SIGN; if (g_scanner_get_next_token (scanner) != G_TOKEN_INT) return G_TOKEN_INT; style->xthickness = scanner->value.v_int; return G_TOKEN_NONE; } static guint gtk_rc_parse_ythickness (GScanner *scanner, GtkRcStyle *style) { if (g_scanner_get_next_token (scanner) != (guint) GTK_RC_TOKEN_YTHICKNESS) return GTK_RC_TOKEN_YTHICKNESS; if (g_scanner_get_next_token (scanner) != G_TOKEN_EQUAL_SIGN) return G_TOKEN_EQUAL_SIGN; if (g_scanner_get_next_token (scanner) != G_TOKEN_INT) return G_TOKEN_INT; style->ythickness = scanner->value.v_int; return G_TOKEN_NONE; } static guint gtk_rc_parse_bg_pixmap (GtkRcContext *context, GScanner *scanner, GtkRcStyle *rc_style) { GtkStateType state; guint token; gchar *pixmap_file; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_BG_PIXMAP) return GTK_RC_TOKEN_BG_PIXMAP; token = gtk_rc_parse_state (scanner, &state); if (token != G_TOKEN_NONE) return token; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_EQUAL_SIGN) return G_TOKEN_EQUAL_SIGN; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) return G_TOKEN_STRING; if ((strcmp (scanner->value.v_string, "") == 0) || (strcmp (scanner->value.v_string, "") == 0)) pixmap_file = g_strdup (scanner->value.v_string); else pixmap_file = gtk_rc_find_pixmap_in_path (context->settings, scanner, scanner->value.v_string); if (pixmap_file) { g_free (rc_style->bg_pixmap_name[state]); rc_style->bg_pixmap_name[state] = pixmap_file; } return G_TOKEN_NONE; } static gchar* gtk_rc_check_pixmap_dir (const gchar *dir, const gchar *pixmap_file) { gchar *buf; buf = g_build_filename (dir, pixmap_file, NULL); if (g_file_test (buf, G_FILE_TEST_EXISTS)) return buf; g_free (buf); return NULL; } /** * gtk_rc_find_pixmap_in_path: * @settings: a #GtkSettings * @scanner: Scanner used to get line number information for the * warning message, or %NULL * @pixmap_file: name of the pixmap file to locate. * * Looks up a file in pixmap path for the specified #GtkSettings. * If the file is not found, it outputs a warning message using * g_warning() and returns %NULL. * * Return value: the filename. **/ gchar* gtk_rc_find_pixmap_in_path (GtkSettings *settings, GScanner *scanner, const gchar *pixmap_file) { gint i; gchar *filename; GSList *tmp_list; GtkRcContext *context = gtk_rc_context_get (settings); if (context->pixmap_path) for (i = 0; context->pixmap_path[i] != NULL; i++) { filename = gtk_rc_check_pixmap_dir (context->pixmap_path[i], pixmap_file); if (filename) return filename; } tmp_list = current_files_stack; while (tmp_list) { GtkRcFile *curfile = tmp_list->data; filename = gtk_rc_check_pixmap_dir (curfile->directory, pixmap_file); if (filename) return filename; tmp_list = tmp_list->next; } if (scanner) g_scanner_warn (scanner, _("Unable to locate image file in pixmap_path: \"%s\""), pixmap_file); else g_warning (_("Unable to locate image file in pixmap_path: \"%s\""), pixmap_file); return NULL; } /** * gtk_rc_find_module_in_path: * @module_file: name of a theme engine * * Searches for a theme engine in the GTK+ search path. This function * is not useful for applications and should not be used. * * Return value: The filename, if found (must be freed with g_free()), * otherwise %NULL. **/ gchar* gtk_rc_find_module_in_path (const gchar *module_file) { return _gtk_find_module (module_file, "engines"); } static guint gtk_rc_parse_font (GScanner *scanner, GtkRcStyle *rc_style) { guint token; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_FONT) return GTK_RC_TOKEN_FONT; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_EQUAL_SIGN) return G_TOKEN_EQUAL_SIGN; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) return G_TOKEN_STRING; /* Ignore, do nothing */ return G_TOKEN_NONE; } static guint gtk_rc_parse_fontset (GScanner *scanner, GtkRcStyle *rc_style) { guint token; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_FONTSET) return GTK_RC_TOKEN_FONTSET; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_EQUAL_SIGN) return G_TOKEN_EQUAL_SIGN; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) return G_TOKEN_STRING; /* Do nothing - silently ignore */ return G_TOKEN_NONE; } static guint gtk_rc_parse_font_name (GScanner *scanner, GtkRcStyle *rc_style) { guint token; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_FONT_NAME) return GTK_RC_TOKEN_FONT; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_EQUAL_SIGN) return G_TOKEN_EQUAL_SIGN; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) return G_TOKEN_STRING; if (rc_style->font_desc) pango_font_description_free (rc_style->font_desc); rc_style->font_desc = pango_font_description_from_string (scanner->value.v_string); return G_TOKEN_NONE; } static guint gtk_rc_parse_engine (GtkRcContext *context, GScanner *scanner, GtkRcStyle **rc_style) { guint token; GtkThemeEngine *engine; guint result = G_TOKEN_NONE; GtkRcStyle *new_style = NULL; gboolean parsed_curlies = FALSE; GtkRcStylePrivate *rc_priv, *new_priv; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_ENGINE) return GTK_RC_TOKEN_ENGINE; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) return G_TOKEN_STRING; if (!scanner->value.v_string[0]) { /* Support engine "" {} to mean override to the default engine */ token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_LEFT_CURLY) return G_TOKEN_LEFT_CURLY; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_RIGHT_CURLY) return G_TOKEN_RIGHT_CURLY; parsed_curlies = TRUE; rc_priv = GTK_RC_STYLE_GET_PRIVATE (*rc_style); if (G_OBJECT_TYPE (*rc_style) != GTK_TYPE_RC_STYLE) { new_style = gtk_rc_style_new (); gtk_rc_style_real_merge (new_style, *rc_style); new_style->name = g_strdup ((*rc_style)->name); /* take over icon factories and color hashes * from the to-be-deleted style */ new_style->icon_factories = (*rc_style)->icon_factories; (*rc_style)->icon_factories = NULL; new_priv = GTK_RC_STYLE_GET_PRIVATE (new_style); new_priv->color_hashes = rc_priv->color_hashes; rc_priv->color_hashes = NULL; } else (*rc_style)->engine_specified = TRUE; } else { engine = gtk_theme_engine_get (scanner->value.v_string); token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_LEFT_CURLY) return G_TOKEN_LEFT_CURLY; if (engine) { GtkRcStyleClass *new_class; rc_priv = GTK_RC_STYLE_GET_PRIVATE (*rc_style); new_style = gtk_theme_engine_create_rc_style (engine); g_type_module_unuse (G_TYPE_MODULE (engine)); new_class = GTK_RC_STYLE_GET_CLASS (new_style); new_class->merge (new_style, *rc_style); new_style->name = g_strdup ((*rc_style)->name); /* take over icon factories and color hashes * from the to-be-deleted style */ new_style->icon_factories = (*rc_style)->icon_factories; (*rc_style)->icon_factories = NULL; new_priv = GTK_RC_STYLE_GET_PRIVATE (new_style); new_priv->color_hashes = rc_priv->color_hashes; rc_priv->color_hashes = NULL; if (new_class->parse) { parsed_curlies = TRUE; result = new_class->parse (new_style, context->settings, scanner); if (result != G_TOKEN_NONE) { /* copy icon factories and color hashes back */ (*rc_style)->icon_factories = new_style->icon_factories; new_style->icon_factories = NULL; rc_priv->color_hashes = new_priv->color_hashes; new_priv->color_hashes = NULL; g_object_unref (new_style); new_style = NULL; } } } } if (!parsed_curlies) { /* Skip over remainder, looking for nested {}'s */ guint count = 1; result = G_TOKEN_RIGHT_CURLY; while ((token = g_scanner_get_next_token (scanner)) != G_TOKEN_EOF) { if (token == G_TOKEN_LEFT_CURLY) count++; else if (token == G_TOKEN_RIGHT_CURLY) count--; if (count == 0) { result = G_TOKEN_NONE; break; } } } if (new_style) { new_style->engine_specified = TRUE; g_object_unref (*rc_style); *rc_style = new_style; } return result; } guint gtk_rc_parse_state (GScanner *scanner, GtkStateType *state) { guint old_scope; guint token; g_return_val_if_fail (scanner != NULL, G_TOKEN_ERROR); g_return_val_if_fail (state != NULL, G_TOKEN_ERROR); /* we don't know where we got called from, so we reset the scope here. * if we bail out due to errors, we *don't* reset the scope, so the * error messaging code can make sense of our tokens. */ old_scope = g_scanner_set_scope (scanner, 0); token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_LEFT_BRACE) return G_TOKEN_LEFT_BRACE; token = g_scanner_get_next_token (scanner); switch (token) { case GTK_RC_TOKEN_ACTIVE: *state = GTK_STATE_ACTIVE; break; case GTK_RC_TOKEN_INSENSITIVE: *state = GTK_STATE_INSENSITIVE; break; case GTK_RC_TOKEN_NORMAL: *state = GTK_STATE_NORMAL; break; case GTK_RC_TOKEN_PRELIGHT: *state = GTK_STATE_PRELIGHT; break; case GTK_RC_TOKEN_SELECTED: *state = GTK_STATE_SELECTED; break; default: return /* G_TOKEN_SYMBOL */ GTK_RC_TOKEN_NORMAL; } token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_RIGHT_BRACE) return G_TOKEN_RIGHT_BRACE; g_scanner_set_scope (scanner, old_scope); return G_TOKEN_NONE; } guint gtk_rc_parse_priority (GScanner *scanner, GtkPathPriorityType *priority) { guint old_scope; guint token; g_return_val_if_fail (scanner != NULL, G_TOKEN_ERROR); g_return_val_if_fail (priority != NULL, G_TOKEN_ERROR); /* we don't know where we got called from, so we reset the scope here. * if we bail out due to errors, we *don't* reset the scope, so the * error messaging code can make sense of our tokens. */ old_scope = g_scanner_set_scope (scanner, 0); token = g_scanner_get_next_token (scanner); if (token != ':') return ':'; token = g_scanner_get_next_token (scanner); switch (token) { case GTK_RC_TOKEN_LOWEST: *priority = GTK_PATH_PRIO_LOWEST; break; case GTK_RC_TOKEN_GTK: *priority = GTK_PATH_PRIO_GTK; break; case GTK_RC_TOKEN_APPLICATION: *priority = GTK_PATH_PRIO_APPLICATION; break; case GTK_RC_TOKEN_THEME: *priority = GTK_PATH_PRIO_THEME; break; case GTK_RC_TOKEN_RC: *priority = GTK_PATH_PRIO_RC; break; case GTK_RC_TOKEN_HIGHEST: *priority = GTK_PATH_PRIO_HIGHEST; break; default: return /* G_TOKEN_SYMBOL */ GTK_RC_TOKEN_APPLICATION; } g_scanner_set_scope (scanner, old_scope); return G_TOKEN_NONE; } /** * gtk_rc_parse_color: * @scanner: a #GScanner * @color: a pointer to a #GdkColor structure in which to store the result * * Parses a color in the format expected * in a RC file. * * Note that theme engines should use gtk_rc_parse_color_full() in * order to support symbolic colors. * * Returns: %G_TOKEN_NONE if parsing succeeded, otherwise the token * that was expected but not found */ guint gtk_rc_parse_color (GScanner *scanner, GdkColor *color) { return gtk_rc_parse_color_full (scanner, NULL, color); } /** * gtk_rc_parse_color_full: * @scanner: a #GScanner * @style: (allow-none): a #GtkRcStyle, or %NULL * @color: a pointer to a #GdkColor structure in which to store the result * * Parses a color in the format expected * in a RC file. If @style is not %NULL, it will be consulted to resolve * references to symbolic colors. * * Returns: %G_TOKEN_NONE if parsing succeeded, otherwise the token * that was expected but not found * * Since: 2.12 */ guint gtk_rc_parse_color_full (GScanner *scanner, GtkRcStyle *style, GdkColor *color) { guint token; g_return_val_if_fail (scanner != NULL, G_TOKEN_ERROR); /* we don't need to set our own scope here, because * we don't need own symbols */ token = g_scanner_get_next_token (scanner); switch (token) { gint token_int; GdkColor c1, c2; gboolean negate; gdouble l; case G_TOKEN_LEFT_CURLY: token = g_scanner_get_next_token (scanner); if (token == G_TOKEN_INT) token_int = scanner->value.v_int; else if (token == G_TOKEN_FLOAT) token_int = scanner->value.v_float * 65535.0; else return G_TOKEN_FLOAT; color->red = CLAMP (token_int, 0, 65535); token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_COMMA) return G_TOKEN_COMMA; token = g_scanner_get_next_token (scanner); if (token == G_TOKEN_INT) token_int = scanner->value.v_int; else if (token == G_TOKEN_FLOAT) token_int = scanner->value.v_float * 65535.0; else return G_TOKEN_FLOAT; color->green = CLAMP (token_int, 0, 65535); token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_COMMA) return G_TOKEN_COMMA; token = g_scanner_get_next_token (scanner); if (token == G_TOKEN_INT) token_int = scanner->value.v_int; else if (token == G_TOKEN_FLOAT) token_int = scanner->value.v_float * 65535.0; else return G_TOKEN_FLOAT; color->blue = CLAMP (token_int, 0, 65535); token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_RIGHT_CURLY) return G_TOKEN_RIGHT_CURLY; return G_TOKEN_NONE; case G_TOKEN_STRING: if (!gdk_color_parse (scanner->value.v_string, color)) { g_scanner_warn (scanner, "Invalid color constant '%s'", scanner->value.v_string); return G_TOKEN_STRING; } return G_TOKEN_NONE; case '@': token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_IDENTIFIER) return G_TOKEN_IDENTIFIER; if (!style || !lookup_color (style, scanner->value.v_identifier, color)) { g_scanner_warn (scanner, "Invalid symbolic color '%s'", scanner->value.v_identifier); return G_TOKEN_IDENTIFIER; } return G_TOKEN_NONE; case G_TOKEN_IDENTIFIER: if (strcmp (scanner->value.v_identifier, "mix") == 0) { token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_LEFT_PAREN) return G_TOKEN_LEFT_PAREN; negate = FALSE; if (g_scanner_peek_next_token (scanner) == '-') { g_scanner_get_next_token (scanner); /* eat sign */ negate = TRUE; } token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_FLOAT) return G_TOKEN_FLOAT; l = negate ? -scanner->value.v_float : scanner->value.v_float; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_COMMA) return G_TOKEN_COMMA; token = gtk_rc_parse_color_full (scanner, style, &c1); if (token != G_TOKEN_NONE) return token; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_COMMA) return G_TOKEN_COMMA; token = gtk_rc_parse_color_full (scanner, style, &c2); if (token != G_TOKEN_NONE) return token; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_RIGHT_PAREN) return G_TOKEN_RIGHT_PAREN; color->red = l * c1.red + (1.0 - l) * c2.red; color->green = l * c1.green + (1.0 - l) * c2.green; color->blue = l * c1.blue + (1.0 - l) * c2.blue; return G_TOKEN_NONE; } else if (strcmp (scanner->value.v_identifier, "shade") == 0) { token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_LEFT_PAREN) return G_TOKEN_LEFT_PAREN; negate = FALSE; if (g_scanner_peek_next_token (scanner) == '-') { g_scanner_get_next_token (scanner); /* eat sign */ negate = TRUE; } token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_FLOAT) return G_TOKEN_FLOAT; l = negate ? -scanner->value.v_float : scanner->value.v_float; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_COMMA) return G_TOKEN_COMMA; token = gtk_rc_parse_color_full (scanner, style, &c1); if (token != G_TOKEN_NONE) return token; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_RIGHT_PAREN) return G_TOKEN_RIGHT_PAREN; _gtk_style_shade (&c1, color, l); return G_TOKEN_NONE; } else if (strcmp (scanner->value.v_identifier, "lighter") == 0 || strcmp (scanner->value.v_identifier, "darker") == 0) { if (scanner->value.v_identifier[0] == 'l') l = 1.3; else l = 0.7; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_LEFT_PAREN) return G_TOKEN_LEFT_PAREN; token = gtk_rc_parse_color_full (scanner, style, &c1); if (token != G_TOKEN_NONE) return token; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_RIGHT_PAREN) return G_TOKEN_RIGHT_PAREN; _gtk_style_shade (&c1, color, l); return G_TOKEN_NONE; } else return G_TOKEN_IDENTIFIER; default: return G_TOKEN_STRING; } } static guint gtk_rc_parse_pixmap_path (GtkRcContext *context, GScanner *scanner) { guint token; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_PIXMAP_PATH) return GTK_RC_TOKEN_PIXMAP_PATH; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) return G_TOKEN_STRING; gtk_rc_parse_pixmap_path_string (context, scanner, scanner->value.v_string); return G_TOKEN_NONE; } static void gtk_rc_parse_pixmap_path_string (GtkRcContext *context, GScanner *scanner, const gchar *pix_path) { g_strfreev (context->pixmap_path); context->pixmap_path = g_strsplit (pix_path, G_SEARCHPATH_SEPARATOR_S, -1); } static guint gtk_rc_parse_module_path (GScanner *scanner) { guint token; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_MODULE_PATH) return GTK_RC_TOKEN_MODULE_PATH; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) return G_TOKEN_STRING; g_warning ("module_path directive is now ignored\n"); return G_TOKEN_NONE; } static guint gtk_rc_parse_im_module_file (GScanner *scanner) { guint token; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_IM_MODULE_FILE) return GTK_RC_TOKEN_IM_MODULE_FILE; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) return G_TOKEN_STRING; g_free (im_module_file); im_module_file = g_strdup (scanner->value.v_string); return G_TOKEN_NONE; } static guint gtk_rc_parse_path_pattern (GtkRcContext *context, GScanner *scanner) { guint token; GtkPathType path_type; gchar *pattern; gboolean is_binding; GtkPathPriorityType priority = context->default_priority; token = g_scanner_get_next_token (scanner); switch (token) { case GTK_RC_TOKEN_WIDGET: path_type = GTK_PATH_WIDGET; break; case GTK_RC_TOKEN_WIDGET_CLASS: path_type = GTK_PATH_WIDGET_CLASS; break; case GTK_RC_TOKEN_CLASS: path_type = GTK_PATH_CLASS; break; default: return GTK_RC_TOKEN_WIDGET_CLASS; } token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) return G_TOKEN_STRING; pattern = g_strdup (scanner->value.v_string); token = g_scanner_get_next_token (scanner); if (token == GTK_RC_TOKEN_STYLE) is_binding = FALSE; else if (token == GTK_RC_TOKEN_BINDING) is_binding = TRUE; else { g_free (pattern); return GTK_RC_TOKEN_STYLE; } if (g_scanner_peek_next_token (scanner) == ':') { token = gtk_rc_parse_priority (scanner, &priority); if (token != G_TOKEN_NONE) { g_free (pattern); return token; } } token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) { g_free (pattern); return G_TOKEN_STRING; } if (is_binding) { GtkBindingSet *binding; binding = gtk_binding_set_find (scanner->value.v_string); if (!binding) { g_free (pattern); return G_TOKEN_STRING; } gtk_binding_set_add_path (binding, path_type, pattern, priority); } else { GtkRcStyle *rc_style; GtkRcSet *rc_set; rc_style = gtk_rc_style_find (context, scanner->value.v_string); if (!rc_style) { g_free (pattern); return G_TOKEN_STRING; } rc_set = g_new (GtkRcSet, 1); rc_set->type = path_type; if (path_type == GTK_PATH_WIDGET_CLASS) { rc_set->pspec = NULL; rc_set->path = _gtk_rc_parse_widget_class_path (pattern); } else { rc_set->pspec = g_pattern_spec_new (pattern); rc_set->path = NULL; } rc_set->rc_style = rc_style; rc_set->priority = priority; if (path_type == GTK_PATH_WIDGET) context->rc_sets_widget = g_slist_prepend (context->rc_sets_widget, rc_set); else if (path_type == GTK_PATH_WIDGET_CLASS) context->rc_sets_widget_class = g_slist_prepend (context->rc_sets_widget_class, rc_set); else context->rc_sets_class = g_slist_prepend (context->rc_sets_class, rc_set); } g_free (pattern); return G_TOKEN_NONE; } static guint gtk_rc_parse_hash_key (GScanner *scanner, gchar **hash_key) { guint token; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_LEFT_BRACE) return G_TOKEN_LEFT_BRACE; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) return G_TOKEN_STRING; *hash_key = g_strdup (scanner->value.v_string); token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_RIGHT_BRACE) { g_free (*hash_key); return G_TOKEN_RIGHT_BRACE; } return G_TOKEN_NONE; } static guint gtk_rc_parse_icon_source (GtkRcContext *context, GScanner *scanner, GtkIconSet *icon_set, gboolean *icon_set_valid) { guint token; gchar *full_filename; GtkIconSource *source = NULL; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_LEFT_CURLY) return G_TOKEN_LEFT_CURLY; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING && token != '@') return G_TOKEN_STRING; if (token == G_TOKEN_STRING) { /* Filename */ source = gtk_icon_source_new (); full_filename = gtk_rc_find_pixmap_in_path (context->settings, scanner, scanner->value.v_string); if (full_filename) { gtk_icon_source_set_filename (source, full_filename); g_free (full_filename); } } else { /* Icon name */ token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_STRING) return G_TOKEN_STRING; source = gtk_icon_source_new (); gtk_icon_source_set_icon_name (source, scanner->value.v_string); } /* We continue parsing even if we didn't find the pixmap so that rest of the * file is read, even if the syntax is bad. However we don't validate the * icon_set so the caller can choose not to install it. */ token = g_scanner_get_next_token (scanner); if (token == G_TOKEN_RIGHT_CURLY) goto done; else if (token != G_TOKEN_COMMA) { gtk_icon_source_free (source); return G_TOKEN_COMMA; } /* Get the direction */ token = g_scanner_get_next_token (scanner); switch (token) { case GTK_RC_TOKEN_RTL: gtk_icon_source_set_direction_wildcarded (source, FALSE); gtk_icon_source_set_direction (source, GTK_TEXT_DIR_RTL); break; case GTK_RC_TOKEN_LTR: gtk_icon_source_set_direction_wildcarded (source, FALSE); gtk_icon_source_set_direction (source, GTK_TEXT_DIR_LTR); break; case '*': break; default: gtk_icon_source_free (source); return GTK_RC_TOKEN_RTL; break; } token = g_scanner_get_next_token (scanner); if (token == G_TOKEN_RIGHT_CURLY) goto done; else if (token != G_TOKEN_COMMA) { gtk_icon_source_free (source); return G_TOKEN_COMMA; } /* Get the state */ token = g_scanner_get_next_token (scanner); switch (token) { case GTK_RC_TOKEN_NORMAL: gtk_icon_source_set_state_wildcarded (source, FALSE); gtk_icon_source_set_state (source, GTK_STATE_NORMAL); break; case GTK_RC_TOKEN_PRELIGHT: gtk_icon_source_set_state_wildcarded (source, FALSE); gtk_icon_source_set_state (source, GTK_STATE_PRELIGHT); break; case GTK_RC_TOKEN_INSENSITIVE: gtk_icon_source_set_state_wildcarded (source, FALSE); gtk_icon_source_set_state (source, GTK_STATE_INSENSITIVE); break; case GTK_RC_TOKEN_ACTIVE: gtk_icon_source_set_state_wildcarded (source, FALSE); gtk_icon_source_set_state (source, GTK_STATE_ACTIVE); break; case GTK_RC_TOKEN_SELECTED: gtk_icon_source_set_state_wildcarded (source, FALSE); gtk_icon_source_set_state (source, GTK_STATE_SELECTED); break; case '*': break; default: gtk_icon_source_free (source); return GTK_RC_TOKEN_PRELIGHT; break; } token = g_scanner_get_next_token (scanner); if (token == G_TOKEN_RIGHT_CURLY) goto done; else if (token != G_TOKEN_COMMA) { gtk_icon_source_free (source); return G_TOKEN_COMMA; } /* Get the size */ token = g_scanner_get_next_token (scanner); if (token != '*') { GtkIconSize size; if (token != G_TOKEN_STRING) { gtk_icon_source_free (source); return G_TOKEN_STRING; } size = gtk_icon_size_from_name (scanner->value.v_string); if (size != GTK_ICON_SIZE_INVALID) { gtk_icon_source_set_size_wildcarded (source, FALSE); gtk_icon_source_set_size (source, size); } } /* Check the close brace */ token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_RIGHT_CURLY) { gtk_icon_source_free (source); return G_TOKEN_RIGHT_CURLY; } done: if (gtk_icon_source_get_filename (source) || gtk_icon_source_get_icon_name (source)) { gtk_icon_set_add_source (icon_set, source); *icon_set_valid = TRUE; } gtk_icon_source_free (source); return G_TOKEN_NONE; } static guint gtk_rc_parse_stock (GtkRcContext *context, GScanner *scanner, GtkRcStyle *rc_style, GtkIconFactory *factory) { GtkIconSet *icon_set = NULL; gboolean icon_set_valid = FALSE; gchar *stock_id = NULL; guint token; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_STOCK) return GTK_RC_TOKEN_STOCK; token = gtk_rc_parse_hash_key (scanner, &stock_id); if (token != G_TOKEN_NONE) return token; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_EQUAL_SIGN) { g_free (stock_id); return G_TOKEN_EQUAL_SIGN; } token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_LEFT_CURLY) { g_free (stock_id); return G_TOKEN_LEFT_CURLY; } token = g_scanner_peek_next_token (scanner); while (token != G_TOKEN_RIGHT_CURLY) { if (icon_set == NULL) icon_set = gtk_icon_set_new (); token = gtk_rc_parse_icon_source (context, scanner, icon_set, &icon_set_valid); if (token != G_TOKEN_NONE) { g_free (stock_id); gtk_icon_set_unref (icon_set); return token; } token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_COMMA && token != G_TOKEN_RIGHT_CURLY) { g_free (stock_id); gtk_icon_set_unref (icon_set); return G_TOKEN_RIGHT_CURLY; } } if (icon_set) { if (icon_set_valid) gtk_icon_factory_add (factory, stock_id, icon_set); gtk_icon_set_unref (icon_set); } g_free (stock_id); return G_TOKEN_NONE; } static guint gtk_rc_parse_logical_color (GScanner *scanner, GtkRcStyle *rc_style, GHashTable *hash) { gchar *color_id = NULL; guint token; GdkColor color; token = g_scanner_get_next_token (scanner); if (token != GTK_RC_TOKEN_COLOR) return GTK_RC_TOKEN_COLOR; token = gtk_rc_parse_hash_key (scanner, &color_id); if (token != G_TOKEN_NONE) return token; token = g_scanner_get_next_token (scanner); if (token != G_TOKEN_EQUAL_SIGN) { g_free (color_id); return G_TOKEN_EQUAL_SIGN; } token = gtk_rc_parse_color_full (scanner, rc_style, &color); if (token != G_TOKEN_NONE) { g_free (color_id); return token; } /* Because the hash is created with destroy functions, * g_hash_table_insert will free any old values for us, * if a mapping with the specified key already exists. */ g_hash_table_insert (hash, color_id, gdk_color_copy (&color)); return G_TOKEN_NONE; } GSList * _gtk_rc_parse_widget_class_path (const gchar *pattern) { GSList *result; PathElt *path_elt; const gchar *current; const gchar *class_start; const gchar *class_end; const gchar *pattern_end; const gchar *pattern_start; gchar *sub_pattern; result = NULL; current = pattern; while ((class_start = strchr (current, '<')) && (class_end = strchr (class_start, '>'))) { /* Add patterns, but ignore single dots */ if (!(class_start == current || (class_start == current + 1 && current[0] == '.'))) { pattern_end = class_start - 1; pattern_start = current; path_elt = g_new (PathElt, 1); sub_pattern = g_strndup (pattern_start, pattern_end - pattern_start + 1); path_elt->type = PATH_ELT_PSPEC; path_elt->elt.pspec = g_pattern_spec_new (sub_pattern); g_free (sub_pattern); result = g_slist_prepend (result, path_elt); } path_elt = g_new (PathElt, 1); /* The < > need to be removed from the string. */ sub_pattern = g_strndup (class_start + 1, class_end - class_start - 1); path_elt->type = PATH_ELT_UNRESOLVED; path_elt->elt.class_name = sub_pattern; result = g_slist_prepend (result, path_elt); current = class_end + 1; } /* Add the rest, if anything is left */ if (strlen (current) > 0) { path_elt = g_new (PathElt, 1); path_elt->type = PATH_ELT_PSPEC; path_elt->elt.pspec = g_pattern_spec_new (current); result = g_slist_prepend (result, path_elt); } return g_slist_reverse (result); } static void free_path_elt (gpointer data, gpointer user_data) { PathElt *path_elt = data; switch (path_elt->type) { case PATH_ELT_PSPEC: g_pattern_spec_free (path_elt->elt.pspec); break; case PATH_ELT_UNRESOLVED: g_free (path_elt->elt.class_name); break; case PATH_ELT_TYPE: break; default: g_assert_not_reached (); } g_free (path_elt); } void _gtk_rc_free_widget_class_path (GSList *list) { g_slist_foreach (list, free_path_elt, NULL); g_slist_free (list); } static void gtk_rc_set_free (GtkRcSet *rc_set) { if (rc_set->pspec) g_pattern_spec_free (rc_set->pspec); _gtk_rc_free_widget_class_path (rc_set->path); g_free (rc_set); } static gboolean match_class (PathElt *path_elt, gchar *type_name) { GType type; if (path_elt->type == PATH_ELT_UNRESOLVED) { type = g_type_from_name (path_elt->elt.class_name); if (type != G_TYPE_INVALID) { g_free (path_elt->elt.class_name); path_elt->elt.class_type = type; path_elt->type = PATH_ELT_TYPE; } else return g_str_equal (type_name, path_elt->elt.class_name); } return g_type_is_a (g_type_from_name (type_name), path_elt->elt.class_type); } static gboolean match_widget_class_recursive (GSList *list, guint length, gchar *path, gchar *path_reversed) { PathElt *path_elt; /* break out if we cannot match anymore. */ if (list == NULL) { if (length > 0) return FALSE; else return TRUE; } /* there are two possibilities: * 1. The next pattern should match the class. * 2. First normal matching, and then maybe a class */ path_elt = list->data; if (path_elt->type != PATH_ELT_PSPEC) { gchar *class_start = path; gchar *class_end; /* ignore leading dot */ if (class_start[0] == '.') class_start++; class_end = strchr (class_start, '.'); if (class_end == NULL) { if (!match_class (path_elt, class_start)) return FALSE; else return match_widget_class_recursive (list->next, 0, "", ""); } else { class_end[0] = '\0'; if (!match_class (path_elt, class_start)) { class_end[0] = '.'; return FALSE; } else { gboolean result; gint new_length = length - (class_end - path); gchar old_char = path_reversed[new_length]; class_end[0] = '.'; path_reversed[new_length] = '\0'; result = match_widget_class_recursive (list->next, new_length, class_end, path_reversed); path_reversed[new_length] = old_char; return result; } } } else { PathElt *class_elt; gchar *class_start; gchar *class_end; gboolean result = FALSE; /* If there is nothing after this (ie. no class match), * just compare the pspec. */ if (list->next == NULL) return g_pattern_match (path_elt->elt.pspec, length, path, path_reversed); class_elt = (PathElt *)list->next->data; g_assert (class_elt->type != PATH_ELT_PSPEC); class_start = path; if (class_start[0] == '.') class_start++; while (TRUE) { class_end = strchr (class_start, '.'); /* It should be cheaper to match the class first. (either the pattern * is simple, and will match most of the times, or it may be complex * and matching is slow) */ if (class_end == NULL) { result = match_class (class_elt, class_start); } else { class_end[0] = '\0'; result = match_class (class_elt, class_start); class_end[0] = '.'; } if (result) { gchar old_char; result = FALSE; /* terminate the string in front of the class. It does not matter * that the class becomes unusable, because it is not needed * inside the recursion */ old_char = class_start[0]; class_start[0] = '\0'; if (g_pattern_match (path_elt->elt.pspec, class_start - path, path, path_reversed + length - (class_start - path))) { if (class_end != NULL) { gint new_length = length - (class_end - path); gchar path_reversed_char = path_reversed[new_length]; path_reversed[new_length] = '\0'; result = match_widget_class_recursive (list->next->next, new_length, class_end, path_reversed); path_reversed[new_length] = path_reversed_char; } else result = match_widget_class_recursive (list->next->next, 0, "", ""); } class_start[0] = old_char; } if (result) return TRUE; /* get next class in path, or break out */ if (class_end != NULL) class_start = class_end + 1; else return FALSE; } } } gboolean _gtk_rc_match_widget_class (GSList *list, gint length, gchar *path, gchar *path_reversed) { return match_widget_class_recursive (list, length, path, path_reversed); } #if defined (G_OS_WIN32) && !defined (_WIN64) /* DLL ABI stability backward compatibility versions */ #undef gtk_rc_add_default_file void gtk_rc_add_default_file (const gchar *filename) { gchar *utf8_filename = g_locale_to_utf8 (filename, -1, NULL, NULL, NULL); gtk_rc_add_default_file_utf8 (utf8_filename); g_free (utf8_filename); } #undef gtk_rc_set_default_files void gtk_rc_set_default_files (gchar **filenames) { gchar **utf8_filenames; int n = 0, i; while (filenames[n++] != NULL) ; utf8_filenames = g_new (gchar *, n + 1); for (i = 0; i < n; i++) utf8_filenames[i] = g_locale_to_utf8 (filenames[i], -1, NULL, NULL, NULL); utf8_filenames[n] = NULL; gtk_rc_set_default_files_utf8 (utf8_filenames); g_strfreev (utf8_filenames); } #undef gtk_rc_parse void gtk_rc_parse (const gchar *filename) { gchar *utf8_filename = g_locale_to_utf8 (filename, -1, NULL, NULL, NULL); gtk_rc_parse_utf8 (utf8_filename); g_free (utf8_filename); } #endif #define __GTK_RC_C__ #include "gtkaliasdef.c"