393 lines
10 KiB
C
393 lines
10 KiB
C
/* Clearlooks theme engine
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* Copyright (C) 2005 Richard Stellingwerff.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*
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* Written by Owen Taylor <otaylor@redhat.com>
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* and by Alexander Larsson <alexl@redhat.com>
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* Modified by Richard Stellingwerff <remenic@gmail.com>
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*/
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#include "clearlooks_style.h"
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#include "clearlooks_rc_style.h"
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static void clearlooks_rc_style_init (ClearlooksRcStyle *style);
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static void clearlooks_rc_style_class_init (ClearlooksRcStyleClass *klass);
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static GtkStyle *clearlooks_rc_style_create_style (GtkRcStyle *rc_style);
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static guint clearlooks_rc_style_parse (GtkRcStyle *rc_style,
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GtkSettings *settings,
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GScanner *scanner);
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static void clearlooks_rc_style_merge (GtkRcStyle *dest,
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GtkRcStyle *src);
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static GtkRcStyleClass *parent_class;
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GType clearlooks_type_rc_style = 0;
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enum
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{
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TOKEN_SPOTCOLOR = G_TOKEN_LAST + 1,
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TOKEN_CONTRAST,
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TOKEN_SUNKENMENU,
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TOKEN_PROGRESSBARSTYLE,
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TOKEN_MENUBARSTYLE,
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TOKEN_MENUITEMSTYLE,
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TOKEN_LISTVIEWITEMSTYLE
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};
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static struct
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{
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const gchar *name;
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guint token;
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}
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theme_symbols[] =
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{
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{ "spotcolor", TOKEN_SPOTCOLOR },
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{ "contrast", TOKEN_CONTRAST },
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{ "sunkenmenubar", TOKEN_SUNKENMENU },
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{ "progressbarstyle", TOKEN_PROGRESSBARSTYLE },
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{ "menubarstyle", TOKEN_MENUBARSTYLE },
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{ "menuitemstyle", TOKEN_MENUITEMSTYLE },
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{ "listviewitemstyle", TOKEN_LISTVIEWITEMSTYLE }
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};
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void
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clearlooks_rc_style_register_type (GTypeModule *module)
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{
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static const GTypeInfo object_info =
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{
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sizeof (ClearlooksRcStyleClass),
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(GBaseInitFunc) NULL,
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(GBaseFinalizeFunc) NULL,
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(GClassInitFunc) clearlooks_rc_style_class_init,
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NULL, /* class_finalize */
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NULL, /* class_data */
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sizeof (ClearlooksRcStyle),
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0, /* n_preallocs */
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(GInstanceInitFunc) clearlooks_rc_style_init,
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NULL
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};
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clearlooks_type_rc_style = g_type_module_register_type (module,
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GTK_TYPE_RC_STYLE,
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"ClearlooksRcStyle",
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&object_info, 0);
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}
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static void
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clearlooks_rc_style_init (ClearlooksRcStyle *clearlooks_rc)
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{
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clearlooks_rc->has_spot_color = FALSE;
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clearlooks_rc->contrast = 1.0;
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clearlooks_rc->sunkenmenubar = 1;
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clearlooks_rc->progressbarstyle = 0;
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clearlooks_rc->menubarstyle = 0;
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clearlooks_rc->menuitemstyle = 1;
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clearlooks_rc->listviewitemstyle = 1;
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}
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static void
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clearlooks_rc_style_class_init (ClearlooksRcStyleClass *klass)
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{
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GtkRcStyleClass *rc_style_class = GTK_RC_STYLE_CLASS (klass);
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parent_class = g_type_class_peek_parent (klass);
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rc_style_class->parse = clearlooks_rc_style_parse;
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rc_style_class->create_style = clearlooks_rc_style_create_style;
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rc_style_class->merge = clearlooks_rc_style_merge;
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}
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static guint
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theme_parse_color(GtkSettings *settings,
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GScanner *scanner,
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GdkColor *color)
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{
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guint token;
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/* Skip 'blah_color' */
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token = g_scanner_get_next_token(scanner);
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token = g_scanner_get_next_token(scanner);
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if (token != G_TOKEN_EQUAL_SIGN)
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return G_TOKEN_EQUAL_SIGN;
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return gtk_rc_parse_color (scanner, color);
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}
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static guint
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theme_parse_contrast(GtkSettings *settings,
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GScanner *scanner,
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double *contrast)
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{
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guint token;
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/* Skip 'contrast' */
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token = g_scanner_get_next_token(scanner);
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token = g_scanner_get_next_token(scanner);
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if (token != G_TOKEN_EQUAL_SIGN)
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return G_TOKEN_EQUAL_SIGN;
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token = g_scanner_get_next_token(scanner);
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if (token != G_TOKEN_FLOAT)
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return G_TOKEN_FLOAT;
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*contrast = scanner->value.v_float;
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return G_TOKEN_NONE;
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}
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static guint
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theme_parse_sunkenmenubar(GtkSettings *settings,
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GScanner *scanner,
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guint8 *sunken)
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{
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guint token;
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/* Skip 'sunkenmenubar' */
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token = g_scanner_get_next_token(scanner);
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token = g_scanner_get_next_token(scanner);
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if (token != G_TOKEN_EQUAL_SIGN)
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return G_TOKEN_EQUAL_SIGN;
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token = g_scanner_get_next_token(scanner);
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if (token != G_TOKEN_INT)
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return G_TOKEN_INT;
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*sunken = scanner->value.v_int;
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return G_TOKEN_NONE;
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}
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static guint
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theme_parse_progressbarstyle(GtkSettings *settings,
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GScanner *scanner,
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guint8 *progressbarstyle)
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{
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guint token;
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/* Skip 'sunkenmenubar' */
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token = g_scanner_get_next_token(scanner);
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token = g_scanner_get_next_token(scanner);
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if (token != G_TOKEN_EQUAL_SIGN)
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return G_TOKEN_EQUAL_SIGN;
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token = g_scanner_get_next_token(scanner);
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if (token != G_TOKEN_INT)
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return G_TOKEN_INT;
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*progressbarstyle = scanner->value.v_int;
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return G_TOKEN_NONE;
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}
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static guint
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theme_parse_menubarstyle(GtkSettings *settings,
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GScanner *scanner,
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guint8 *menubarstyle)
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{
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guint token;
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/* Skip 'menubarstyle' */
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token = g_scanner_get_next_token(scanner);
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token = g_scanner_get_next_token(scanner);
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if (token != G_TOKEN_EQUAL_SIGN)
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return G_TOKEN_EQUAL_SIGN;
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token = g_scanner_get_next_token(scanner);
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if (token != G_TOKEN_INT)
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return G_TOKEN_INT;
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*menubarstyle = scanner->value.v_int;
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return G_TOKEN_NONE;
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}
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static guint
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theme_parse_menuitemstyle(GtkSettings *settings,
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GScanner *scanner,
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guint8 *menuitemstyle)
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{
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guint token;
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/* Skip 'sunkenmenubar' */
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token = g_scanner_get_next_token(scanner);
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token = g_scanner_get_next_token(scanner);
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if (token != G_TOKEN_EQUAL_SIGN)
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return G_TOKEN_EQUAL_SIGN;
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token = g_scanner_get_next_token(scanner);
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if (token != G_TOKEN_INT)
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return G_TOKEN_INT;
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*menuitemstyle = scanner->value.v_int;
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return G_TOKEN_NONE;
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}
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static guint
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theme_parse_listviewitemstyle(GtkSettings *settings,
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GScanner *scanner,
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guint8 *listviewitemstyle)
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{
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guint token;
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token = g_scanner_get_next_token(scanner);
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token = g_scanner_get_next_token(scanner);
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if (token != G_TOKEN_EQUAL_SIGN)
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return G_TOKEN_EQUAL_SIGN;
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token = g_scanner_get_next_token(scanner);
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if (token != G_TOKEN_INT)
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return G_TOKEN_INT;
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*listviewitemstyle = scanner->value.v_int;
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return G_TOKEN_NONE;
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}
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static guint
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clearlooks_rc_style_parse (GtkRcStyle *rc_style,
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GtkSettings *settings,
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GScanner *scanner)
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{
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static GQuark scope_id = 0;
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ClearlooksRcStyle *clearlooks_style = CLEARLOOKS_RC_STYLE (rc_style);
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guint old_scope;
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guint token;
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guint i;
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/* Set up a new scope in this scanner. */
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if (!scope_id)
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scope_id = g_quark_from_string("clearlooks_theme_engine");
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/* If we bail out due to errors, we *don't* reset the scope, so the
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* error messaging code can make sense of our tokens.
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*/
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old_scope = g_scanner_set_scope(scanner, scope_id);
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/* Now check if we already added our symbols to this scope
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* (in some previous call to clearlooks_rc_style_parse for the
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* same scanner.
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*/
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if (!g_scanner_lookup_symbol(scanner, theme_symbols[0].name))
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{
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g_scanner_freeze_symbol_table(scanner);
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for (i = 0; i < G_N_ELEMENTS (theme_symbols); i++)
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g_scanner_scope_add_symbol(scanner, scope_id,
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theme_symbols[i].name,
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GINT_TO_POINTER(theme_symbols[i].token));
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g_scanner_thaw_symbol_table(scanner);
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}
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/* We're ready to go, now parse the top level */
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token = g_scanner_peek_next_token(scanner);
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while (token != G_TOKEN_RIGHT_CURLY)
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{
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switch (token)
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{
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case TOKEN_SPOTCOLOR:
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token = theme_parse_color(settings, scanner, &clearlooks_style->spot_color);
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clearlooks_style->has_spot_color = TRUE;
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break;
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case TOKEN_CONTRAST:
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token = theme_parse_contrast(settings, scanner, &clearlooks_style->contrast);
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break;
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case TOKEN_SUNKENMENU:
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token = theme_parse_sunkenmenubar(settings, scanner, &clearlooks_style->sunkenmenubar);
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break;
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case TOKEN_PROGRESSBARSTYLE:
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token = theme_parse_progressbarstyle(settings, scanner, &clearlooks_style->progressbarstyle);
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break;
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case TOKEN_MENUBARSTYLE:
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token = theme_parse_menubarstyle(settings, scanner, &clearlooks_style->menubarstyle);
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break;
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case TOKEN_MENUITEMSTYLE:
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token = theme_parse_menuitemstyle(settings, scanner, &clearlooks_style->menuitemstyle);
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break;
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case TOKEN_LISTVIEWITEMSTYLE:
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token = theme_parse_listviewitemstyle(settings, scanner, &clearlooks_style->listviewitemstyle);
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break;
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default:
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g_scanner_get_next_token(scanner);
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token = G_TOKEN_RIGHT_CURLY;
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break;
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}
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if (token != G_TOKEN_NONE)
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return token;
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token = g_scanner_peek_next_token(scanner);
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}
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g_scanner_get_next_token(scanner);
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g_scanner_set_scope(scanner, old_scope);
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return G_TOKEN_NONE;
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}
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static void
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clearlooks_rc_style_merge (GtkRcStyle *dest,
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GtkRcStyle *src)
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{
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ClearlooksRcStyle *dest_w, *src_w;
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parent_class->merge (dest, src);
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if (!CLEARLOOKS_IS_RC_STYLE (src))
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return;
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src_w = CLEARLOOKS_RC_STYLE (src);
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dest_w = CLEARLOOKS_RC_STYLE (dest);
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dest_w->contrast = src_w->contrast;
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dest_w->sunkenmenubar = src_w->sunkenmenubar;
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dest_w->progressbarstyle = src_w->progressbarstyle;
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dest_w->menubarstyle = src_w->menubarstyle;
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dest_w->menuitemstyle = src_w->menuitemstyle;
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dest_w->listviewitemstyle = src_w->listviewitemstyle;
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if (src_w->has_spot_color)
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{
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dest_w->has_spot_color = TRUE;
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dest_w->spot_color = src_w->spot_color;
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}
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}
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/* Create an empty style suitable to this RC style
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*/
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static GtkStyle *
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clearlooks_rc_style_create_style (GtkRcStyle *rc_style)
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{
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return GTK_STYLE (g_object_new (CLEARLOOKS_TYPE_STYLE, NULL));
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}
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