/* -*- c-file-style: "ruby"; indent-tabs-mode: nil -*- */
/************************************************

  rbgtkrc.c -

  $Author: ggc $
  $Date: 2007/07/13 16:07:32 $

  Copyright (C) 2002-2005 Ruby-GNOME2 Project Team
  Copyright (C) 1998-2000 Yukihiro Matsumoto,
                          Daisuke Kanda,
                          Hiroshi Igarashi
************************************************/

#include "global.h"

/*
static VALUE
rc_scanner_new(VALUE self)
{
    return BOXED2RVAL(gtk_rc_scanner_new(), GTK_TYPE_GSCANNER);
}
*/

static VALUE
rc_get_style(VALUE self, VALUE widget)
{
    GtkStyle* style = gtk_rc_get_style(GTK_WIDGET(RVAL2GOBJ(widget)));
    GType gtype = G_OBJECT_TYPE(style);
    const gchar* name = G_OBJECT_TYPE_NAME(style);
    if (! rb_const_defined_at(mGtk, rb_intern(name))){
        G_DEF_CLASS(gtype, (gchar*)name, mGtk);
    }
    return GOBJ2RVAL(gtk_rc_get_style(GTK_WIDGET(RVAL2GOBJ(widget))));
}

static VALUE
rc_get_style_by_paths(int argc, VALUE *argv, VALUE self)
{
    VALUE settings, widget_path, class_path, klass;
    GtkStyle* style;
    GType gtype;
    const gchar* name;

    rb_scan_args(argc, argv, "13", &settings, &widget_path, &class_path, &klass);

    style = gtk_rc_get_style_by_paths(GTK_SETTINGS(RVAL2GOBJ(settings)),
                                      NIL_P(widget_path) ? NULL : RVAL2CSTR(widget_path),
                                      NIL_P(class_path) ? NULL : RVAL2CSTR(class_path),
                                      NIL_P(klass) ? G_TYPE_NONE : CLASS2GTYPE(klass));

    if (style){
        gtype = G_OBJECT_TYPE(style);
        name = G_OBJECT_TYPE_NAME(style);
        if (! rb_const_defined_at(mGtk, rb_intern(name))){
            G_DEF_CLASS(gtype, (gchar*)name, mGtk);
        }
        return GOBJ2RVAL(style);
    }
    return Qnil;
}

static VALUE
rc_parse(VALUE self, VALUE filename)
{
    gtk_rc_parse(RVAL2CSTR(filename));
    return filename;
}

static VALUE
rc_parse_string(VALUE self, VALUE rc_string)
{
    gtk_rc_parse_string(RVAL2CSTR(rc_string));
    return rc_string;
}

static VALUE
rc_reparse_all(VALUE self)
{
    return CBOOL2RVAL(gtk_rc_reparse_all());
}

static VALUE
rc_reparse_all_for_settings(VALUE self, VALUE settings, VALUE force_load)
{
    return CBOOL2RVAL(gtk_rc_reparse_all_for_settings(GTK_SETTINGS(RVAL2GOBJ(settings)), 
                                                      RVAL2CBOOL(force_load)));
}

#if GTK_CHECK_VERSION(2,4,0)
static VALUE
rc_reset_styles(VALUE self, VALUE settings)
{
    gtk_rc_reset_styles(GTK_SETTINGS(RVAL2GOBJ(settings)));
    return settings;
}
#endif

static VALUE
rc_add_default_file(VALUE self, VALUE filename)
{
    gtk_rc_add_default_file(RVAL2CSTR(filename));
    return filename;
}

static VALUE
rc_get_default_files(VALUE self)
{
    gchar** files = gtk_rc_get_default_files();
    VALUE ary = rb_ary_new();
    while(*files){
        rb_ary_push(ary, CSTR2RVAL(*files));
        files++;
    }
    return ary;
}

static VALUE
rc_set_default_files(VALUE self, VALUE filenames)
{
    int i;
    gchar** gfiles = g_new(gchar*, RARRAY_LEN(filenames) + 1);
    for (i = 0; i < RARRAY_LEN(filenames); i++) {
        gfiles[i] = RVAL2CSTR(RARRAY_PTR(filenames)[i]);
    }
    gfiles[RARRAY_LEN(filenames)] = NULL;
    gtk_rc_set_default_files(gfiles);
    return filenames;
}
/*
guint       gtk_rc_parse_color              (GScanner *scanner,
                                             GdkColor *color);
guint       gtk_rc_parse_color_full         (GScanner *scanner,
                                             GtkRcStyle *style,
                                             GdkColor *color);
guint       gtk_rc_parse_state              (GScanner *scanner,
                                             GtkStateType *state);
guint       gtk_rc_parse_priority           (GScanner *scanner,
                                             GtkPathPriorityType *priority);
*/

static VALUE
rc_find_module_in_path(VALUE self, VALUE module_file)
{
    return CSTR2RVAL_FREE(gtk_rc_find_module_in_path(RVAL2CSTR(module_file)));
}

/*
gchar*      gtk_rc_find_pixmap_in_path      (GtkSettings *settings,
                                             GScanner *scanner,
                                             const gchar *pixmap_file);
*/

static VALUE
rc_get_module_dir(VALUE self)
{
    return CSTR2RVAL_FREE(gtk_rc_get_module_dir());
}

static VALUE
rc_get_im_module_path(VALUE self)
{
    return CSTR2RVAL(gtk_rc_get_im_module_path());
}

static VALUE
rc_get_im_module_file(VALUE self)
{
    return CSTR2RVAL(gtk_rc_get_im_module_file());
}

static VALUE
rc_get_theme_dir(VALUE self)
{
    return CSTR2RVAL_FREE(gtk_rc_get_theme_dir());
}

void 
Init_gtk_rc()
{
    VALUE mRC = rb_define_module_under(mGtk, "RC");

    rb_define_module_function(mRC, "get_style", rc_get_style, 1);
    rb_define_module_function(mRC, "get_style_by_paths", rc_get_style_by_paths, -1);
    rb_define_module_function(mRC, "parse", rc_parse, 1);
    rb_define_module_function(mRC, "parse_string", rc_parse_string, 1);
    rb_define_module_function(mRC, "reparse_all", rc_reparse_all, 0);
    rb_define_module_function(mRC, "reparse_all_for_settings", rc_reparse_all_for_settings, 2);
#if GTK_CHECK_VERSION(2,4,0)
    rb_define_module_function(mRC, "reset_styles", rc_reset_styles, 1);
#endif
    rb_define_module_function(mRC, "add_default_file", rc_add_default_file, 1);
    rb_define_module_function(mRC, "default_files", rc_get_default_files, 0);
    rb_define_module_function(mRC, "set_default_files", rc_set_default_files, 1);
    rb_define_module_function(mRC, "find_module_in_path", rc_find_module_in_path, 1);
    rb_define_module_function(mRC, "module_dir", rc_get_module_dir, 0);
    rb_define_module_function(mRC, "im_module_path", rc_get_im_module_path, 0);
    rb_define_module_function(mRC, "im_module_file", rc_get_im_module_file, 0);
    rb_define_module_function(mRC, "theme_dir", rc_get_theme_dir, 0);

    G_DEF_SETTERS(mRC);

    /* GtkRcFlags */
    G_DEF_CLASS(GTK_TYPE_RC_FLAGS, "Flags", mRC);
    G_DEF_CONSTANTS(mRC, GTK_TYPE_RC_FLAGS, "GTK_RC_");

    /* GtkRcTokenType */
    G_DEF_CLASS(GTK_TYPE_RC_TOKEN_TYPE, "TokenType", mRC);
    G_DEF_CONSTANTS(mRC, GTK_TYPE_RC_TOKEN_TYPE, "GTK_RC_");
}