diff options
Diffstat (limited to 'libs/clearlooks-older/clearlooks_rc_style.c')
| -rw-r--r-- | libs/clearlooks-older/clearlooks_rc_style.c | 392 |
1 files changed, 392 insertions, 0 deletions
diff --git a/libs/clearlooks-older/clearlooks_rc_style.c b/libs/clearlooks-older/clearlooks_rc_style.c new file mode 100644 index 0000000000..1c5f2c495e --- /dev/null +++ b/libs/clearlooks-older/clearlooks_rc_style.c @@ -0,0 +1,392 @@ +/* Clearlooks theme engine + * Copyright (C) 2005 Richard Stellingwerff. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library 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 + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library 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. + * + * Written by Owen Taylor <otaylor@redhat.com> + * and by Alexander Larsson <alexl@redhat.com> + * Modified by Richard Stellingwerff <remenic@gmail.com> + */ + +#include "clearlooks_style.h" +#include "clearlooks_rc_style.h" + +static void clearlooks_rc_style_init (ClearlooksRcStyle *style); +static void clearlooks_rc_style_class_init (ClearlooksRcStyleClass *klass); +static GtkStyle *clearlooks_rc_style_create_style (GtkRcStyle *rc_style); +static guint clearlooks_rc_style_parse (GtkRcStyle *rc_style, + GtkSettings *settings, + GScanner *scanner); +static void clearlooks_rc_style_merge (GtkRcStyle *dest, + GtkRcStyle *src); + + +static GtkRcStyleClass *parent_class; + +GType clearlooks_type_rc_style = 0; + +enum +{ + TOKEN_SPOTCOLOR = G_TOKEN_LAST + 1, + TOKEN_CONTRAST, + TOKEN_SUNKENMENU, + TOKEN_PROGRESSBARSTYLE, + TOKEN_MENUBARSTYLE, + TOKEN_MENUITEMSTYLE, + TOKEN_LISTVIEWITEMSTYLE +}; + +static struct + { + const gchar *name; + guint token; + } +theme_symbols[] = +{ + { "spotcolor", TOKEN_SPOTCOLOR }, + { "contrast", TOKEN_CONTRAST }, + { "sunkenmenubar", TOKEN_SUNKENMENU }, + { "progressbarstyle", TOKEN_PROGRESSBARSTYLE }, + { "menubarstyle", TOKEN_MENUBARSTYLE }, + { "menuitemstyle", TOKEN_MENUITEMSTYLE }, + { "listviewitemstyle", TOKEN_LISTVIEWITEMSTYLE } +}; + + +void +clearlooks_rc_style_register_type (GTypeModule *module) +{ + static const GTypeInfo object_info = + { + sizeof (ClearlooksRcStyleClass), + (GBaseInitFunc) NULL, + (GBaseFinalizeFunc) NULL, + (GClassInitFunc) clearlooks_rc_style_class_init, + NULL, /* class_finalize */ + NULL, /* class_data */ + sizeof (ClearlooksRcStyle), + 0, /* n_preallocs */ + (GInstanceInitFunc) clearlooks_rc_style_init, + NULL + }; + + clearlooks_type_rc_style = g_type_module_register_type (module, + GTK_TYPE_RC_STYLE, + "ClearlooksRcStyle", + &object_info, 0); +} + +static void +clearlooks_rc_style_init (ClearlooksRcStyle *clearlooks_rc) +{ + clearlooks_rc->has_spot_color = FALSE; + clearlooks_rc->contrast = 1.0; + clearlooks_rc->sunkenmenubar = 1; + clearlooks_rc->progressbarstyle = 0; + clearlooks_rc->menubarstyle = 0; + clearlooks_rc->menuitemstyle = 1; + clearlooks_rc->listviewitemstyle = 1; +} + +static void +clearlooks_rc_style_class_init (ClearlooksRcStyleClass *klass) +{ + GtkRcStyleClass *rc_style_class = GTK_RC_STYLE_CLASS (klass); + + parent_class = g_type_class_peek_parent (klass); + + rc_style_class->parse = clearlooks_rc_style_parse; + rc_style_class->create_style = clearlooks_rc_style_create_style; + rc_style_class->merge = clearlooks_rc_style_merge; +} + +static guint +theme_parse_color(GtkSettings *settings, + GScanner *scanner, + GdkColor *color) +{ + guint token; + + /* Skip 'blah_color' */ + token = g_scanner_get_next_token(scanner); + + token = g_scanner_get_next_token(scanner); + if (token != G_TOKEN_EQUAL_SIGN) + return G_TOKEN_EQUAL_SIGN; + + return gtk_rc_parse_color (scanner, color); +} + +static guint +theme_parse_contrast(GtkSettings *settings, + GScanner *scanner, + double *contrast) +{ + guint token; + + /* Skip 'contrast' */ + token = g_scanner_get_next_token(scanner); + + 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_FLOAT) + return G_TOKEN_FLOAT; + + *contrast = scanner->value.v_float; + + return G_TOKEN_NONE; +} + +static guint +theme_parse_sunkenmenubar(GtkSettings *settings, + GScanner *scanner, + guint8 *sunken) +{ + guint token; + + /* Skip 'sunkenmenubar' */ + token = g_scanner_get_next_token(scanner); + + 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_INT) + return G_TOKEN_INT; + + *sunken = scanner->value.v_int; + + return G_TOKEN_NONE; +} + +static guint +theme_parse_progressbarstyle(GtkSettings *settings, + GScanner *scanner, + guint8 *progressbarstyle) +{ + guint token; + + /* Skip 'sunkenmenubar' */ + token = g_scanner_get_next_token(scanner); + + 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_INT) + return G_TOKEN_INT; + + *progressbarstyle = scanner->value.v_int; + + return G_TOKEN_NONE; +} + +static guint +theme_parse_menubarstyle(GtkSettings *settings, + GScanner *scanner, + guint8 *menubarstyle) +{ + guint token; + + /* Skip 'menubarstyle' */ + token = g_scanner_get_next_token(scanner); + + 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_INT) + return G_TOKEN_INT; + + *menubarstyle = scanner->value.v_int; + + return G_TOKEN_NONE; +} + +static guint +theme_parse_menuitemstyle(GtkSettings *settings, + GScanner *scanner, + guint8 *menuitemstyle) +{ + guint token; + + /* Skip 'sunkenmenubar' */ + token = g_scanner_get_next_token(scanner); + + 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_INT) + return G_TOKEN_INT; + + *menuitemstyle = scanner->value.v_int; + + return G_TOKEN_NONE; +} + +static guint +theme_parse_listviewitemstyle(GtkSettings *settings, + GScanner *scanner, + guint8 *listviewitemstyle) +{ + guint token; + + token = g_scanner_get_next_token(scanner); + + 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_INT) + return G_TOKEN_INT; + + *listviewitemstyle = scanner->value.v_int; + + return G_TOKEN_NONE; +} + +static guint +clearlooks_rc_style_parse (GtkRcStyle *rc_style, + GtkSettings *settings, + GScanner *scanner) + +{ + static GQuark scope_id = 0; + ClearlooksRcStyle *clearlooks_style = CLEARLOOKS_RC_STYLE (rc_style); + + guint old_scope; + guint token; + guint i; + + /* Set up a new scope in this scanner. */ + + if (!scope_id) + scope_id = g_quark_from_string("clearlooks_theme_engine"); + + /* 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, scope_id); + + /* Now check if we already added our symbols to this scope + * (in some previous call to clearlooks_rc_style_parse for the + * same scanner. + */ + + if (!g_scanner_lookup_symbol(scanner, theme_symbols[0].name)) + { + g_scanner_freeze_symbol_table(scanner); + for (i = 0; i < G_N_ELEMENTS (theme_symbols); i++) + g_scanner_scope_add_symbol(scanner, scope_id, + theme_symbols[i].name, + GINT_TO_POINTER(theme_symbols[i].token)); + g_scanner_thaw_symbol_table(scanner); + } + + /* We're ready to go, now parse the top level */ + + token = g_scanner_peek_next_token(scanner); + while (token != G_TOKEN_RIGHT_CURLY) + { + switch (token) + { + case TOKEN_SPOTCOLOR: + token = theme_parse_color(settings, scanner, &clearlooks_style->spot_color); + clearlooks_style->has_spot_color = TRUE; + break; + case TOKEN_CONTRAST: + token = theme_parse_contrast(settings, scanner, &clearlooks_style->contrast); + break; + case TOKEN_SUNKENMENU: + token = theme_parse_sunkenmenubar(settings, scanner, &clearlooks_style->sunkenmenubar); + break; + case TOKEN_PROGRESSBARSTYLE: + token = theme_parse_progressbarstyle(settings, scanner, &clearlooks_style->progressbarstyle); + break; + case TOKEN_MENUBARSTYLE: + token = theme_parse_menubarstyle(settings, scanner, &clearlooks_style->menubarstyle); + break; + case TOKEN_MENUITEMSTYLE: + token = theme_parse_menuitemstyle(settings, scanner, &clearlooks_style->menuitemstyle); + break; + case TOKEN_LISTVIEWITEMSTYLE: + token = theme_parse_listviewitemstyle(settings, scanner, &clearlooks_style->listviewitemstyle); + break; + default: + g_scanner_get_next_token(scanner); + token = G_TOKEN_RIGHT_CURLY; + break; + } + + if (token != G_TOKEN_NONE) + return token; + + token = g_scanner_peek_next_token(scanner); + } + + g_scanner_get_next_token(scanner); + + g_scanner_set_scope(scanner, old_scope); + + return G_TOKEN_NONE; +} + +static void +clearlooks_rc_style_merge (GtkRcStyle *dest, + GtkRcStyle *src) +{ + ClearlooksRcStyle *dest_w, *src_w; + + parent_class->merge (dest, src); + + if (!CLEARLOOKS_IS_RC_STYLE (src)) + return; + + src_w = CLEARLOOKS_RC_STYLE (src); + dest_w = CLEARLOOKS_RC_STYLE (dest); + + dest_w->contrast = src_w->contrast; + dest_w->sunkenmenubar = src_w->sunkenmenubar; + dest_w->progressbarstyle = src_w->progressbarstyle; + dest_w->menubarstyle = src_w->menubarstyle; + dest_w->menuitemstyle = src_w->menuitemstyle; + dest_w->listviewitemstyle = src_w->listviewitemstyle; + + if (src_w->has_spot_color) + { + dest_w->has_spot_color = TRUE; + dest_w->spot_color = src_w->spot_color; + } +} + + +/* Create an empty style suitable to this RC style + */ +static GtkStyle * +clearlooks_rc_style_create_style (GtkRcStyle *rc_style) +{ + return GTK_STYLE (g_object_new (CLEARLOOKS_TYPE_STYLE, NULL)); +} |