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font.c

/*
 *  font.c
 *  This file is part of Leafpad
 *
 *  Copyright (C) 2004 Tarot Osuji
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <gtk/gtk.h>
#include "intl.h"
#include "indent.h"
#include "font.h"

void set_text_font_by_name(GtkWidget *widget, gchar *fontname)
{
      PangoFontDescription *font_desc;
      
      font_desc = pango_font_description_from_string(fontname);
      gtk_widget_modify_font(widget, font_desc);
      pango_font_description_free(font_desc);
}

gchar *get_font_name_from_widget(GtkWidget *widget) /* MUST BE FREE */
{
      GtkStyle *style;
      
      style = gtk_widget_get_style(widget);
      return pango_font_description_to_string(style->font_desc);
}

gchar *get_font_name_by_selector(GtkWidget *window, gchar *current_fontname)
{
      GtkWidget *dialog;
      gchar *fontname;
      
      dialog = gtk_font_selection_dialog_new(_("Font"));
      gtk_window_set_transient_for(GTK_WINDOW(dialog), GTK_WINDOW(window));
      gtk_font_selection_dialog_set_font_name(GTK_FONT_SELECTION_DIALOG(dialog), current_fontname);
      if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_OK)
            fontname = gtk_font_selection_dialog_get_font_name(GTK_FONT_SELECTION_DIALOG(dialog));
      else
            fontname = NULL;
      gtk_widget_destroy(dialog);
      
      return fontname;
}

void change_text_font_by_selector(GtkWidget *widget)
{
      gchar *current_fontname, *fontname;
      
      current_fontname = get_font_name_from_widget(widget);
      fontname = get_font_name_by_selector(
            gtk_widget_get_toplevel(widget), current_fontname);
      if (fontname) {
            set_text_font_by_name(widget, fontname);
            indent_refresh_tab_width(widget);
      }
      
      g_free(fontname);
      g_free(current_fontname);
}


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