/**

  * $Id: main_win.c,v 1.3 2007-10-13 03:58:31 nkeynes Exp $

  *

  * Define the main (emu) GTK window, along with its menubars,

  * toolbars, etc.

  *

  * 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 <assert.h>

 #include <sys/types.h>

 #include <sys/stat.h>

 #include <unistd.h>

 #include <string.h>

 #include <stdio.h>

 #include <stdlib.h>

 #include <gtk/gtk.h>

 #include "dream.h"

 #include "gui/gtkui.h"

 #define SET_ACTION_ENABLED(win,name,b) gtk_action_set_sensitive( gtk_action_group_get_action( win->actions, name), b)

 #define ENABLE_ACTION(win,name) SET_ACTION_ENABLED(win,name,TRUE)

 #define DISABLE_ACTION(win,name) SET_ACTION_ENABLED(win,name,FALSE)

 static const GtkActionEntry ui_actions[] = {

     { "FileMenu", NULL, "_File" },

     { "SettingsMenu", NULL, "_Settings" },

     { "HelpMenu", NULL, "_Help" },

     { "Mount", GTK_STOCK_CDROM, "_Mount...", "<control>O", "Mount a cdrom disc", G_CALLBACK(mount_action_callback) },

     { "Reset", GTK_STOCK_REFRESH, "_Reset", "<control>R", "Reset dreamcast", G_CALLBACK(reset_action_callback) },

     { "Pause", GTK_STOCK_MEDIA_PAUSE, "_Pause", NULL, "Pause dreamcast", G_CALLBACK(pause_action_callback) },

     { "Run", GTK_STOCK_MEDIA_PLAY, "Resume", NULL, "Resume", G_CALLBACK(resume_action_callback) },

     { "LoadState", GTK_STOCK_REVERT_TO_SAVED, "_Load state...", "F4", "Load an lxdream save state", G_CALLBACK(load_state_action_callback) },

     { "SaveState", GTK_STOCK_SAVE_AS, "_Save state...", "F3", "Create an lxdream save state", G_CALLBACK(save_state_action_callback) },

     { "Debugger", NULL, "_Debugger", NULL, "Open debugger window", G_CALLBACK(debugger_action_callback) },

     { "Exit", GTK_STOCK_QUIT, "E_xit", NULL, "Exit lxdream", G_CALLBACK(exit_action_callback) },

     { "AudioSettings", NULL, "_Audio...", NULL, "Configure audio output", G_CALLBACK(audio_settings_callback) },

     { "ControllerSettings", NULL, "_Controllers...", NULL, "Configure controllers", G_CALLBACK(controller_settings_callback) },

     { "NetworkSettings", NULL, "_Network...", NULL, "Configure network settings", G_CALLBACK(network_settings_callback) },

     { "VideoSettings", NULL, "_Video...", NULL, "Configure video output", G_CALLBACK(video_settings_callback) },

     { "About", GTK_STOCK_ABOUT, "_About...", NULL, "About lxdream", G_CALLBACK(about_action_callback) }

 };

 static const GtkToggleActionEntry ui_toggle_actions[] = {

     { "FullScreen", NULL, "_Full Screen", "F9", "Toggle full screen video", G_CALLBACK(fullscreen_toggle_callback), 0 },

 };

 static const char *ui_description =

     "<ui>"

     " <menubar name='MainMenu'>"

     "  <menu action='FileMenu'>"

     "   <menuitem action='Mount'/>"

     "   <separator/>"

     "   <menuitem action='Reset'/>"

     "   <menuitem action='Pause'/>"

     "   <menuitem action='Run'/>"

     "   <separator/>"

     "   <menuitem action='LoadState'/>"

     "   <menuitem action='SaveState'/>"

     "   <separator/>"

     "   <menuitem action='Exit'/>"

     "  </menu>"

     "  <menu action='SettingsMenu'>"

     "   <menuitem action='AudioSettings'/>"

     "   <menuitem action='ControllerSettings'/>"

     "   <menuitem action='NetworkSettings'/>"

     "   <menuitem action='VideoSettings'/>"

     "   <separator/>"

     "   <menuitem action='FullScreen'/>"

     "  </menu>"

     "  <menu action='HelpMenu'>"

     "   <menuitem action='About'/>"

     "  </menu>"

     " </menubar>"

     " <toolbar name='MainToolbar'>"

     "  <toolitem action='Mount'/>"

     "  <toolitem action='Reset'/>"

     "  <toolitem action='Pause'/>"

     "  <toolitem action='Run'/>"

     "  <separator/>"

     "  <toolitem action='LoadState'/>"

     "  <toolitem action='SaveState'/>"

     " </toolbar>"

     "</ui>";

 struct main_window_info {

     GtkWidget *window;

     GtkWidget *menubar;

     GtkWidget *toolbar;

     GtkWidget *video;

     GtkWidget *statusbar;

     GtkActionGroup *actions;

 };

 main_window_t main_window_new( const gchar *title )

 {

     GtkWidget *vbox;

     GtkUIManager *ui_manager;

     GtkAccelGroup *accel_group;

     GtkWidget *frame;

     GError *error = NULL;

     main_window_t win = g_malloc0( sizeof(struct main_window_info) );

     win->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);

     gtk_window_set_title( GTK_WINDOW(win->window), title );

     win->actions = gtk_action_group_new("MenuActions");

     gtk_action_group_add_actions( win->actions, ui_actions, G_N_ELEMENTS(ui_actions), win->window );

     gtk_action_group_add_toggle_actions( win->actions, ui_toggle_actions, G_N_ELEMENTS(ui_toggle_actions), win->window );

     DISABLE_ACTION(win, "AudioSettings");

     DISABLE_ACTION(win, "NetworkSettings");

     DISABLE_ACTION(win, "VideoSettings");

     ui_manager = gtk_ui_manager_new();

     gtk_ui_manager_set_add_tearoffs(ui_manager, TRUE);

     gtk_ui_manager_insert_action_group( ui_manager, win->actions, 0 );

     if (!gtk_ui_manager_add_ui_from_string (ui_manager, ui_description, -1, &error)) {

 	g_message ("building menus failed: %s", error->message);

 	g_error_free (error);

 	exit(1);

     }

     accel_group = gtk_ui_manager_get_accel_group (ui_manager);

     gtk_window_add_accel_group (GTK_WINDOW (win->window), accel_group);

     win->menubar = gtk_ui_manager_get_widget(ui_manager, "/MainMenu");

     win->toolbar = gtk_ui_manager_get_widget(ui_manager, "/MainToolbar");

     gtk_toolbar_set_style( GTK_TOOLBAR(win->toolbar), GTK_TOOLBAR_ICONS );

     win->video = gtk_drawing_area_new();

     GTK_WIDGET_SET_FLAGS(win->video, GTK_CAN_FOCUS|GTK_CAN_DEFAULT);

     gtk_widget_set_size_request( win->video, 640, 480 ); 

     frame = gtk_frame_new(NULL);

     gtk_frame_set_shadow_type( GTK_FRAME(frame), GTK_SHADOW_IN );

     gtk_container_add( GTK_CONTAINER(frame), win->video );

     win->statusbar = gtk_statusbar_new();

     vbox = gtk_vbox_new(FALSE, 0);

     gtk_container_add( GTK_CONTAINER(win->window), vbox );

     gtk_box_pack_start( GTK_BOX(vbox), win->menubar, FALSE, FALSE, 0 );

     gtk_box_pack_start( GTK_BOX(vbox), win->toolbar, FALSE, FALSE, 0 );

     gtk_box_pack_start( GTK_BOX(vbox), frame, TRUE, TRUE, 0 );

     gtk_box_pack_start( GTK_BOX(vbox), win->statusbar, FALSE, FALSE, 0 );

     gtk_widget_show_all( win->window );

     gtk_widget_grab_focus( win->video );

     gtk_statusbar_push( GTK_STATUSBAR(win->statusbar), 1, "Stopped" );

     return win;

 }

 void main_window_set_running( main_window_t win, gboolean running )

 {

     SET_ACTION_ENABLED( win, "Pause", running );

     SET_ACTION_ENABLED( win, "Run", !running );

     gtk_statusbar_pop( GTK_STATUSBAR(win->statusbar), 1 );

     gtk_statusbar_push( GTK_STATUSBAR(win->statusbar), 1, running ? "Running" : "Stopped" );

 }

 void main_window_set_framerate( main_window_t win, float rate )

 {

 }

 void main_window_set_speed( main_window_t win, double speed )

 {

     char buf[32];

     snprintf( buf, 32, "Running (%2.4f%)", speed );

     gtk_statusbar_pop( GTK_STATUSBAR(win->statusbar), 1 );

     gtk_statusbar_push( GTK_STATUSBAR(win->statusbar), 1, buf );

 }

 GtkWidget *main_window_get_renderarea( main_window_t win )

 {

     return win->video;

 }