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livetrax/libs/clearlooks-newer/clearlooks_rc_style.c
Carl Hetherington c5e3ff16cb Fix some compiler warnings.
git-svn-id: svn://localhost/ardour2/branches/3.0@5746 d708f5d6-7413-0410-9779-e7cbd77b26cf
2009-10-06 23:58:29 +00:00

488 lines
13 KiB
C

/* 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>
* Modified by Kulyk Nazar <schamane@myeburg.net>
*/
#include "clearlooks_style.h"
#include "clearlooks_rc_style.h"
#include "animation.h"
static void clearlooks_rc_style_init (ClearlooksRcStyle *style);
#ifdef HAVE_ANIMATION
static void clearlooks_rc_style_finalize (GObject *object);
#endif
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 *clearlooks_parent_rc_class;
GType clearlooks_type_rc_style = 0;
enum
{
TOKEN_SCROLLBARCOLOR = G_TOKEN_LAST + 1,
TOKEN_COLORIZESCROLLBAR,
TOKEN_CONTRAST,
TOKEN_SUNKENMENU,
TOKEN_PROGRESSBARSTYLE,
TOKEN_MENUBARSTYLE,
TOKEN_TOOLBARSTYLE,
TOKEN_MENUITEMSTYLE,
TOKEN_LISTVIEWITEMSTYLE,
TOKEN_ANIMATION,
TOKEN_STYLE,
TOKEN_RADIUS,
TOKEN_CLASSIC,
TOKEN_GLOSSY,
TOKEN_INVERTED,
TOKEN_GUMMY,
TOKEN_TRUE,
TOKEN_FALSE
};
static struct
{
const gchar *name;
guint token;
}
clearlooks_gtk2_rc_symbols[] =
{
{ "scrollbar_color", TOKEN_SCROLLBARCOLOR },
{ "colorize_scrollbar", TOKEN_COLORIZESCROLLBAR },
{ "contrast", TOKEN_CONTRAST },
{ "sunkenmenubar", TOKEN_SUNKENMENU },
{ "progressbarstyle", TOKEN_PROGRESSBARSTYLE },
{ "menubarstyle", TOKEN_MENUBARSTYLE },
{ "toolbarstyle", TOKEN_TOOLBARSTYLE },
{ "menuitemstyle", TOKEN_MENUITEMSTYLE },
{ "listviewitemstyle", TOKEN_LISTVIEWITEMSTYLE },
{ "animation", TOKEN_ANIMATION },
{ "style", TOKEN_STYLE },
{ "radius", TOKEN_RADIUS },
{ "CLASSIC", TOKEN_CLASSIC },
{ "GLOSSY", TOKEN_GLOSSY },
{ "INVERTED", TOKEN_INVERTED },
{ "GUMMY", TOKEN_GUMMY },
{ "TRUE", TOKEN_TRUE },
{ "FALSE", TOKEN_FALSE }
};
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->style = CL_STYLE_CLASSIC;
clearlooks_rc->flags = 0;
clearlooks_rc->contrast = 1.0;
clearlooks_rc->menubarstyle = 0;
clearlooks_rc->toolbarstyle = 0;
clearlooks_rc->animation = FALSE;
clearlooks_rc->colorize_scrollbar = FALSE;
clearlooks_rc->radius = 3.0;
}
#ifdef HAVE_ANIMATION
static void
clearlooks_rc_style_finalize (GObject *object)
{
/* cleanup all the animation stuff */
clearlooks_animation_cleanup ();
if (G_OBJECT_CLASS (clearlooks_parent_rc_class)->finalize != NULL)
G_OBJECT_CLASS (clearlooks_parent_rc_class)->finalize(object);
}
#endif
static void
clearlooks_rc_style_class_init (ClearlooksRcStyleClass *klass)
{
GtkRcStyleClass *rc_style_class = GTK_RC_STYLE_CLASS (klass);
#ifdef HAVE_ANIMATION
GObjectClass *g_object_class = G_OBJECT_CLASS (klass);
#endif
clearlooks_parent_rc_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;
#ifdef HAVE_ANIMATION
g_object_class->finalize = clearlooks_rc_style_finalize;
#endif
}
static guint
clearlooks_gtk2_rc_parse_boolean (GtkSettings *settings,
GScanner *scanner,
gboolean *retval)
{
(void) settings;
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 == TOKEN_TRUE)
*retval = TRUE;
else if (token == TOKEN_FALSE)
*retval = FALSE;
else
return TOKEN_TRUE;
return G_TOKEN_NONE;
}
static guint
clearlooks_gtk2_rc_parse_color(GtkSettings *settings,
GScanner *scanner,
GdkColor *color)
{
(void) settings;
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
clearlooks_gtk2_rc_parse_double (GtkSettings *settings,
GScanner *scanner,
gdouble *val)
{
(void) settings;
guint token;
/* Skip 'blah' */
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;
*val = scanner->value.v_float;
return G_TOKEN_NONE;
}
static guint
clearlooks_gtk2_rc_parse_int (GtkSettings *settings,
GScanner *scanner,
guint8 *progressbarstyle)
{
(void) settings;
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
clearlooks_gtk2_rc_parse_style (GtkSettings *settings,
GScanner *scanner,
ClearlooksStyles *style)
{
(void) settings;
guint token;
g_assert (CL_NUM_STYLES == CL_STYLE_GUMMY + 1); /* so that people don't forget ;-) */
/* Skip 'style' */
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);
switch (token)
{
case TOKEN_CLASSIC:
*style = CL_STYLE_CLASSIC;
break;
case TOKEN_GLOSSY:
*style = CL_STYLE_GLOSSY;
break;
case TOKEN_INVERTED:
*style = CL_STYLE_INVERTED;
break;
case TOKEN_GUMMY:
*style = CL_STYLE_GUMMY;
break;
default:
return TOKEN_CLASSIC;
}
return G_TOKEN_NONE;
}
static guint
clearlooks_gtk2_rc_parse_dummy (GtkSettings *settings,
GScanner *scanner,
gchar *name)
{
(void) settings;
guint token;
/* Skip option */
token = g_scanner_get_next_token (scanner);
/* print a warning. Isn't there a way to get the string from the scanner? */
g_scanner_warn (scanner, "Clearlooks configuration option \"%s\" is not supported and will be ignored.", name);
/* equal sign */
token = g_scanner_get_next_token (scanner);
if (token != G_TOKEN_EQUAL_SIGN)
return G_TOKEN_EQUAL_SIGN;
/* eat whatever comes next */
token = g_scanner_get_next_token (scanner);
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, clearlooks_gtk2_rc_symbols[0].name))
{
for (i = 0; i < G_N_ELEMENTS (clearlooks_gtk2_rc_symbols); i++)
g_scanner_scope_add_symbol(scanner, scope_id,
clearlooks_gtk2_rc_symbols[i].name,
GINT_TO_POINTER(clearlooks_gtk2_rc_symbols[i].token));
}
/* 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_SCROLLBARCOLOR:
token = clearlooks_gtk2_rc_parse_color (settings, scanner, &clearlooks_style->scrollbar_color);
clearlooks_style->flags |= CL_FLAG_SCROLLBAR_COLOR;
break;
case TOKEN_COLORIZESCROLLBAR:
token = clearlooks_gtk2_rc_parse_boolean (settings, scanner, &clearlooks_style->colorize_scrollbar);
clearlooks_style->flags |= CL_FLAG_COLORIZE_SCROLLBAR;
break;
case TOKEN_CONTRAST:
token = clearlooks_gtk2_rc_parse_double (settings, scanner, &clearlooks_style->contrast);
clearlooks_style->flags |= CL_FLAG_CONTRAST;
break;
case TOKEN_MENUBARSTYLE:
token = clearlooks_gtk2_rc_parse_int (settings, scanner, &clearlooks_style->menubarstyle);
clearlooks_style->flags |= CL_FLAG_MENUBARSTYLE;
break;
case TOKEN_TOOLBARSTYLE:
token = clearlooks_gtk2_rc_parse_int (settings, scanner, &clearlooks_style->toolbarstyle);
clearlooks_style->flags |= CL_FLAG_TOOLBARSTYLE;
break;
case TOKEN_ANIMATION:
token = clearlooks_gtk2_rc_parse_boolean (settings, scanner, &clearlooks_style->animation);
clearlooks_style->flags |= CL_FLAG_ANIMATION;
break;
case TOKEN_STYLE:
token = clearlooks_gtk2_rc_parse_style (settings, scanner, &clearlooks_style->style);
clearlooks_style->flags |= CL_FLAG_STYLE;
break;
case TOKEN_RADIUS:
token = clearlooks_gtk2_rc_parse_double (settings, scanner, &clearlooks_style->radius);
clearlooks_style->flags |= CL_FLAG_RADIUS;
break;
/* stuff to ignore */
case TOKEN_SUNKENMENU:
token = clearlooks_gtk2_rc_parse_dummy (settings, scanner, "sunkenmenu");
break;
case TOKEN_PROGRESSBARSTYLE:
token = clearlooks_gtk2_rc_parse_dummy (settings, scanner, "progressbarstyle");
break;
case TOKEN_MENUITEMSTYLE:
token = clearlooks_gtk2_rc_parse_dummy (settings, scanner, "menuitemstyle");
break;
case TOKEN_LISTVIEWITEMSTYLE:
token = clearlooks_gtk2_rc_parse_dummy (settings, scanner, "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;
ClearlooksRcFlags flags;
clearlooks_parent_rc_class->merge (dest, src);
if (!CLEARLOOKS_IS_RC_STYLE (src))
return;
src_w = CLEARLOOKS_RC_STYLE (src);
dest_w = CLEARLOOKS_RC_STYLE (dest);
flags = (~dest_w->flags) & src_w->flags;
if (flags & CL_FLAG_STYLE)
dest_w->style = src_w->style;
if (flags & CL_FLAG_CONTRAST)
dest_w->contrast = src_w->contrast;
if (flags & CL_FLAG_MENUBARSTYLE)
dest_w->menubarstyle = src_w->menubarstyle;
if (flags & CL_FLAG_TOOLBARSTYLE)
dest_w->toolbarstyle = src_w->toolbarstyle;
if (flags & CL_FLAG_SCROLLBAR_COLOR)
dest_w->scrollbar_color = src_w->scrollbar_color;
if (flags & CL_FLAG_COLORIZE_SCROLLBAR)
dest_w->colorize_scrollbar = src_w->colorize_scrollbar;
if (flags & CL_FLAG_ANIMATION)
dest_w->animation = src_w->animation;
if (flags & CL_FLAG_RADIUS)
dest_w->radius = src_w->radius;
dest_w->flags |= src_w->flags;
}
/* Create an empty style suitable to this RC style
*/
static GtkStyle *
clearlooks_rc_style_create_style (GtkRcStyle *rc_style)
{
(void) rc_style;
return GTK_STYLE (g_object_new (CLEARLOOKS_TYPE_STYLE, NULL));
}