/**

 * $Id$

 *

 * Action callbacks from the main window

 *

 * Copyright (c) 2005 Nathan Keynes.

 *

 * 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.

 */

#include <stdlib.h>

#include "lxdream.h"

#include "config.h"

#include "lxpaths.h"

#include "dreamcast.h"

#include "gdrom/gdrom.h"

#include "gtkui/gtkui.h"

#include "pvr2/pvr2.h"

#include "loader.h"

static void add_file_pattern( GtkFileChooser *chooser, const char *pattern, const char *patname )

{

    if( pattern != NULL ) {

        GtkFileFilter *filter = gtk_file_filter_new();

        gtk_file_filter_add_pattern( filter, pattern );

        gtk_file_filter_set_name( filter, patname );

        gtk_file_chooser_add_filter( chooser, filter );

        filter = gtk_file_filter_new();

        gtk_file_filter_set_name( filter, _("All files") );

        gtk_file_filter_add_pattern( filter, "*" );

        gtk_file_chooser_add_filter( chooser, filter );

    }

}

gchar *open_file_dialog( const char *title, const char *pattern, const char *patname,

                         int initial_dir_key )

{

    GtkWidget *file;

    gchar *filename = NULL;

    file = gtk_file_chooser_dialog_new( title, NULL,

            GTK_FILE_CHOOSER_ACTION_OPEN,

            GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,

            GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,

            NULL );

    add_file_pattern( GTK_FILE_CHOOSER(file), pattern, patname );

    if( initial_dir_key != -1 ) {

        gchar *initial_path = get_absolute_path(get_gui_path(initial_dir_key));

        gtk_file_chooser_set_current_folder( GTK_FILE_CHOOSER(file), initial_path );

        g_free(initial_path);

    }

    gtk_window_set_modal( GTK_WINDOW(file), TRUE );

    gtk_dialog_set_default_response( GTK_DIALOG(file), GTK_RESPONSE_ACCEPT );

    int result = gtk_dialog_run( GTK_DIALOG(file) );

    if( result == GTK_RESPONSE_ACCEPT ) {

        filename = gtk_file_chooser_get_filename( GTK_FILE_CHOOSER(file) );

        if( initial_dir_key != -1 ) {

            gchar *end_path = gtk_file_chooser_get_current_folder( GTK_FILE_CHOOSER(file) );

            set_gui_path(initial_dir_key,end_path);

            g_free(end_path);

        }

    }

    gtk_widget_destroy(file);

    return filename;

}

gchar *save_file_dialog( const char *title, const char *pattern, const char *patname,

                         const char *mandatory_ext, int initial_dir_key )

{

    GtkWidget *file;

    gchar *filename = NULL;

    file = gtk_file_chooser_dialog_new( title, NULL,

            GTK_FILE_CHOOSER_ACTION_SAVE,

            GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,

            GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,

            NULL );

    add_file_pattern( GTK_FILE_CHOOSER(file), pattern, patname );

    if( initial_dir_key != -1 ) {

        gchar *initial_path = get_absolute_path(get_gui_path(initial_dir_key));

        gtk_file_chooser_set_current_folder( GTK_FILE_CHOOSER(file), initial_path );

        g_free(initial_path);

    }

    gtk_window_set_modal( GTK_WINDOW(file), TRUE );

    gtk_dialog_set_default_response( GTK_DIALOG(file), GTK_RESPONSE_ACCEPT );

    int result = gtk_dialog_run( GTK_DIALOG(file) );

    if( result == GTK_RESPONSE_ACCEPT ) {

        filename = gtk_file_chooser_get_filename( GTK_FILE_CHOOSER(file) );

        if( mandatory_ext ) {

            int extlen = strlen(mandatory_ext);

            int fnlen = strlen(filename);

            if( fnlen < extlen || strcmp(filename + (fnlen - extlen), mandatory_ext) != 0 ) {

                gchar *f2 = g_strdup_printf("%s%s",filename, mandatory_ext);

                g_free(filename);

                filename = f2;

            }

        }

        if( initial_dir_key != -1 ) {

            gchar *end_path = gtk_file_chooser_get_current_folder( GTK_FILE_CHOOSER(file) );

            set_gui_path(initial_dir_key,end_path);

            g_free(end_path);

        }

    }

    gtk_widget_destroy(file);

    return filename;

}

void open_file_dialog_cb( const char *title, file_callback_t action, const char *pattern, const char *patname,

                          int initial_dir_key )

{

    gchar *filename = open_file_dialog( title, pattern, patname, initial_dir_key ); 

    if( filename != NULL ) {

        action( filename );

        g_free(filename);

    }

}

void save_file_dialog_cb( const char *title, file_callback_t action, const char *pattern, const char *patname,

                          const char *mandatory_ext, int initial_dir_key )

{

    gchar *filename = save_file_dialog( title, pattern, patname, mandatory_ext, initial_dir_key );

    if( filename != NULL ) {

        action(filename);

        g_free(filename);

    }

}

void mount_action_callback( GtkAction *action, gpointer user_data)

{

    open_file_dialog_cb( "Open...", gtk_gui_gdrom_mount_image, NULL, NULL, CONFIG_DEFAULT_PATH );

}

void reset_action_callback( GtkAction *action, gpointer user_data)

{

    dreamcast_reset();

}

void pause_action_callback( GtkAction *action, gpointer user_data)

{

    dreamcast_stop();

}

void resume_action_callback( GtkAction *action, gpointer user_data)

{

    dreamcast_run();

}

gboolean gtk_gui_load_exec( const gchar *filename )

{

    ERROR err;

    gboolean ok = file_load_exec(filename, &err);

    if( !ok ) {

        ERROR(err.msg);

    }

    return ok;

}

void load_binary_action_callback( GtkAction *action, gpointer user_data)

{

    open_file_dialog_cb( "Open Binary...", gtk_gui_load_exec, NULL, NULL, CONFIG_DEFAULT_PATH );

}

void load_state_preview_callback( GtkFileChooser *chooser, gpointer user_data )

{

    GtkWidget *preview = GTK_WIDGET(user_data);

    gchar *filename = gtk_file_chooser_get_preview_filename(chooser);

    frame_buffer_t data = dreamcast_load_preview(filename);

    if( data != NULL ) {

        GdkPixbuf *pixbuf = gdk_pixbuf_new_from_frame_buffer(data);

        GdkPixbuf *scaled = gdk_pixbuf_scale_simple(pixbuf, 320, 240,

                GDK_INTERP_BILINEAR);

        g_object_unref(pixbuf);

        gtk_image_set_from_pixbuf( GTK_IMAGE(preview), scaled );

        g_object_unref(scaled);

        gtk_widget_show(preview);

    } else {

        gtk_widget_hide(preview);

    }

}

void load_state_action_callback( GtkAction *action, gpointer user_data)

{

    GtkWidget *file, *preview, *frame, *align;

    GtkRequisition size;

    const gchar *dir = get_gui_path(CONFIG_SAVE_PATH);

    gchar *path = get_absolute_path(dir);

    file = gtk_file_chooser_dialog_new( _("Load state..."), NULL,

            GTK_FILE_CHOOSER_ACTION_OPEN,

            GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,

            GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,

            NULL );

    add_file_pattern( GTK_FILE_CHOOSER(file), "*.dst", _("lxDream Save State (*.dst)") );

    gtk_object_set_data( GTK_OBJECT(file), "file_action", action );

    preview = gtk_image_new( );

    frame = gtk_frame_new(NULL);

    gtk_frame_set_shadow_type( GTK_FRAME(frame), GTK_SHADOW_IN );

    gtk_container_add( GTK_CONTAINER(frame), preview );

    gtk_widget_show(frame);

    gtk_widget_size_request(frame, &size);

    gtk_widget_set_size_request(frame, size.width + 320, size.height + 240);

    align = gtk_alignment_new(0.5, 0.5, 0, 0 );

    gtk_container_add( GTK_CONTAINER(align), frame );

    gtk_widget_show( align );

    gtk_file_chooser_set_preview_widget(GTK_FILE_CHOOSER(file), align);

    g_signal_connect( file, "update-preview", G_CALLBACK(load_state_preview_callback),

                      preview );

    gtk_file_chooser_set_current_folder( GTK_FILE_CHOOSER(file), path );

    gtk_window_set_modal( GTK_WINDOW(file), TRUE );

    int result = gtk_dialog_run( GTK_DIALOG(file) );

    if( result == GTK_RESPONSE_ACCEPT ) {

        gchar *filename = gtk_file_chooser_get_filename( GTK_FILE_CHOOSER(file) );

        gchar *end_path = gtk_file_chooser_get_current_folder( GTK_FILE_CHOOSER(file) );

        set_gui_path(CONFIG_SAVE_PATH,end_path);

        g_free(end_path);

        dreamcast_load_state( filename );

    }

    gtk_widget_destroy(file);

    g_free(path);

}

void save_state_action_callback( GtkAction *action, gpointer user_data)

{

    save_file_dialog_cb( "Save state...", dreamcast_save_state, "*.dst", _("lxDream Save State (*.dst)"), ".dst", CONFIG_SAVE_PATH );

}

void quick_state_action_callback( GtkRadioAction *action, GtkRadioAction *current, gpointer user_data)

{

    gint val = gtk_radio_action_get_current_value(action);

    dreamcast_set_quick_state(val);

}

void quick_load_action_callback( GtkAction *action, gpointer user_data)

{

    dreamcast_quick_load();

}

void quick_save_action_callback( GtkAction *action, gpointer user_data)

{

    dreamcast_quick_save();

}

void about_action_callback( GtkAction *action, gpointer user_data)

{

    GtkWidget *dialog = g_object_new (GTK_TYPE_ABOUT_DIALOG,

            "name", APP_NAME, 

            "version", lxdream_full_version,

            "copyright", lxdream_copyright,

            "logo-icon-name", "lxdream",

            NULL);

    gtk_window_set_modal(GTK_WINDOW(dialog), TRUE);

    gtk_dialog_run(GTK_DIALOG(dialog));

    gtk_widget_destroy(dialog);

}

void exit_action_callback( GtkAction *action, gpointer user_data)

{

    dreamcast_shutdown();

    exit(0);

}

void path_settings_callback( GtkAction *action, gpointer user_data)

{

    gtk_configuration_panel_run( _("Path Settings"), lxdream_get_config_group(CONFIG_GROUP_GLOBAL) );

}

void audio_settings_callback( GtkAction *action, gpointer user_data)

{

}

void maple_settings_callback( GtkAction *action, gpointer user_data)

{

    maple_dialog_run( );

}

void network_settings_callback( GtkAction *action, gpointer user_data)

{

}

void video_settings_callback( GtkAction *action, gpointer user_data)

{

}

void hotkey_settings_callback( GtkAction *action, gpointer user_data)

{

    gtk_configuration_panel_run( _("Hotkey Settings"), lxdream_get_config_group(CONFIG_GROUP_HOTKEYS) );

}

void fullscreen_toggle_callback( GtkToggleAction *action, gpointer user_data)

{

    main_window_set_fullscreen(gtk_gui_get_main(), gtk_toggle_action_get_active(action));

}

void debugger_action_callback( GtkAction *action, gpointer user_data)

{

    gtk_gui_show_debugger();

}

void debug_memory_action_callback( GtkAction *action, gpointer user_data)

{

    gchar *title = g_strdup_printf( "%s :: %s", lxdream_package_name, _("Memory dump") );

    dump_window_new( title );

    g_free(title);

}

void debug_mmio_action_callback( GtkAction *action, gpointer user_data)

{

    gtk_gui_show_mmio();

}

void save_scene_action_callback( GtkAction *action, gpointer user_data)

{

    save_file_dialog_cb( _("Save next scene..."), pvr2_save_next_scene, "*.dsc", _("lxdream scene file (*.dsc)"), ".dsc", CONFIG_SAVE_PATH );

}

int debug_window_get_selected_row( debug_window_t data );

void debug_step_action_callback( GtkAction *action, gpointer user_data)

{

    debug_window_single_step(gtk_gui_get_debugger());

}

void debug_runto_action_callback( GtkAction *action, gpointer user_data)

{

    debug_window_t debug = gtk_gui_get_debugger();

    int selected_row = debug_window_get_selected_row(debug);

    if( selected_row == -1 ) {

        WARN( _("No address selected, so can't run to it"), NULL );

    } else {

        debug_window_set_oneshot_breakpoint( debug, selected_row );

        dreamcast_run();

    }

}

void debug_breakpoint_action_callback( GtkAction *action, gpointer user_data)

{

    debug_window_t debug = gtk_gui_get_debugger();

    int selected_row = debug_window_get_selected_row(debug);

    if( selected_row != -1 ) {

        debug_window_toggle_breakpoint( debug, selected_row );

    }

}