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lxdream.org :: lxdream/src/gtkui/gtk_gd.c
lxdream 0.9.1
released Jun 29
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filename src/gtkui/gtk_gd.c
changeset 1109:700c5ab26a63
prev1065:bc1cc0c54917
author nkeynes
date Fri Feb 24 21:11:58 2012 +1000 (10 years ago)
permissions -rw-r--r--
last change Add preprocessing support to genglsl
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     1 /**
     2  * $Id$
     3  *
     4  * Creates and manages the GD-Rom attachment menu.
     5  *
     6  * Copyright (c) 2005 Nathan Keynes.
     7  *
     8  * This program is free software; you can redistribute it and/or modify
     9  * it under the terms of the GNU General Public License as published by
    10  * the Free Software Foundation; either version 2 of the License, or
    11  * (at your option) any later version.
    12  *
    13  * This program is distributed in the hope that it will be useful,
    14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    16  * GNU General Public License for more details.
    17  */
    19 #include <assert.h>
    20 #include <libgen.h>
    21 #include "dream.h"
    22 #include "dreamcast.h"
    23 #include "config.h"
    24 #include "gdlist.h"
    25 #include "gdrom/gdrom.h"
    26 #include "gtkui/gtkui.h"
    28 static gboolean gdrom_menu_adjusting = FALSE;
    30 gboolean gtk_gui_gdrom_mount_image( const char *filename )
    31 {
    32     ERROR err;
    33     gboolean ok = gdrom_mount_image( filename, &err );
    34     if( !ok ) {
    35         ERROR( err.msg );
    36     }
    37     return ok;
    38 }
    40 static void gdrom_menu_open_image_callback( GtkWidget *widget, gpointer user_data )
    41 {
    42     if( !gdrom_menu_adjusting ) {
    43         open_file_dialog_cb( _("Open..."), gtk_gui_gdrom_mount_image, NULL, NULL, CONFIG_DEFAULT_PATH );
    44     }
    45 }
    47 void gdrom_menu_item_callback( GtkWidget *widget, gpointer user_data )
    48 {
    49     if( !gdrom_menu_adjusting ) {
    50         ERROR err;
    51         gboolean ok = gdrom_list_set_selection( GPOINTER_TO_INT(user_data), &err );
    52         if( !ok ) {
    53             ERROR( err.msg );
    54         }
    55     }
    56 }
    58 void gdrom_menu_build( GtkWidget *menu ) 
    59 {
    60     unsigned int i, len;
    61     GSList *group = NULL;
    63     len = gdrom_list_size();
    64     for( i=0; i < len; i++ ) {
    65         const gchar *entry = gdrom_list_get_display_name(i);
    66         if( entry[0] == '\0' ) { // Empty string = separator
    67             gtk_menu_shell_append( GTK_MENU_SHELL(menu), gtk_separator_menu_item_new() );
    68         } else {
    69             GtkWidget *item = gtk_radio_menu_item_new_with_label( group, entry );
    70             group = gtk_radio_menu_item_get_group( GTK_RADIO_MENU_ITEM(item) );
    71             g_signal_connect_after( item, "activate", G_CALLBACK(gdrom_menu_item_callback), GINT_TO_POINTER(i) );
    72             gtk_menu_shell_append( GTK_MENU_SHELL(menu), item );
    73         }
    74     }
    76     gtk_menu_shell_append( GTK_MENU_SHELL(menu), gtk_separator_menu_item_new() );
    77     GtkWidget *open = gtk_image_menu_item_new_with_label( _("Open image file...") );
    78     g_signal_connect_after( open, "activate", G_CALLBACK(gdrom_menu_open_image_callback), NULL );
    79     gtk_menu_shell_append( GTK_MENU_SHELL(menu), open );
    80     gtk_widget_show_all(menu);
    81 }
    83 void gdrom_menu_rebuild( GtkWidget *menu )
    84 {
    85     GList *children = gtk_container_get_children( GTK_CONTAINER(menu) );
    86     GList *listptr;
    87     for( listptr = children; listptr != NULL; listptr = g_list_next(listptr) ) {
    88         gtk_widget_destroy( GTK_WIDGET(listptr->data) );
    89     }
    90     g_list_free(children);
    91     gdrom_menu_build(menu);
    92 }
    94 gboolean gdrom_menu_update( gboolean list_changed, int selection, void *user_data )
    95 {
    96     gdrom_menu_adjusting = TRUE;
    97     GtkWidget *menu = GTK_WIDGET(user_data);
    99     if( list_changed ) {
   100         gdrom_menu_rebuild(menu);
   101     }
   103     GList *children = gtk_container_get_children( GTK_CONTAINER(menu) );
   104     GList *item = g_list_nth( children, selection );
   105     assert( item != NULL );
   106     gtk_check_menu_item_set_active( GTK_CHECK_MENU_ITEM(item->data), TRUE );
   107     g_list_free(children);
   109     gdrom_menu_adjusting = FALSE;
   110     return TRUE;
   111 }
   113 GtkWidget *gdrom_menu_new()
   114 {
   115     GtkWidget *menu = gtk_menu_new();
   116     gtk_menu_set_title( GTK_MENU(menu), _("GD-Rom Settings") );
   118     gdrom_menu_build(menu);
   119     register_gdrom_list_change_hook(gdrom_menu_update, menu);
   120     gdrom_menu_update( FALSE, gdrom_list_get_selection(), menu );
   121     gtk_widget_show_all(menu);
   123     return menu;
   124 }
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