--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/gtkui/gtkui.c	Tue Nov 20 10:27:58 2007 +0000
@@ -0,0 +1,468 @@
+/**
+ * $Id: gtkui.c,v 1.12 2007-11-10 04:45:29 nkeynes Exp $
+ *
+ * Core GTK-based user interface
+ *
+ * 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 "lxdream.h"
+#include <sys/time.h>
+#include <time.h>
+#include <glib/gi18n.h>
+#include "dreamcast.h"
+#include "display.h"
+#include "gdrom/gdrom.h"
+#include "gtkui/gtkui.h"
+
+
+void gtk_gui_start( void );
+void gtk_gui_stop( void );
+void gtk_gui_alloc_resources ( void );
+uint32_t gtk_gui_run_slice( uint32_t nanosecs );
+
+struct dreamcast_module gtk_gui_module = { "gui", NULL,
+					   gtk_gui_update, 
+					   gtk_gui_start, 
+					   gtk_gui_run_slice, 
+					   gtk_gui_stop, 
+					   NULL, NULL };
+
+/**
+ * Single-instance windows (at most one)
+ */
+static main_window_t main_win = NULL;
+static debug_window_t debug_win = NULL;
+static mmio_window_t mmio_win = NULL;
+
+/**
+ * UIManager and action helpers
+ */
+static GtkUIManager *global_ui_manager;
+static GtkActionGroup *global_action_group;
+
+/**
+ * Count of running nanoseconds - used to cut back on the GUI runtime
+ */
+static uint32_t gtk_gui_nanos = 0;
+static struct timeval gtk_gui_lasttv;
+
+static gboolean gtk_gui_init_ok = FALSE;
+
+#define ENABLE_ACTION(win,name) SET_ACTION_ENABLED(win,name,TRUE)
+#define DISABLE_ACTION(win,name) SET_ACTION_ENABLED(win,name,FALSE)
+
+// UI Actions
+static const GtkActionEntry ui_actions[] = {
+    { "FileMenu", NULL, N_("_File") },
+    { "SettingsMenu", NULL, N_("_Settings") },
+    { "HelpMenu", NULL, N_("_Help") },
+    { "Reset", GTK_STOCK_REFRESH, N_("_Reset"), "<control>R", N_("Reset dreamcast"), G_CALLBACK(reset_action_callback) },
+    { "Pause", GTK_STOCK_MEDIA_PAUSE, N_("_Pause"), NULL, N_("Pause dreamcast"), G_CALLBACK(pause_action_callback) },
+    { "Run", GTK_STOCK_MEDIA_PLAY, N_("Resume"), NULL, N_("Resume"), G_CALLBACK(resume_action_callback) },
+    { "LoadState", GTK_STOCK_REVERT_TO_SAVED, N_("_Load state..."), "F4", N_("Load an lxdream save state"), G_CALLBACK(load_state_action_callback) },
+    { "SaveState", GTK_STOCK_SAVE_AS, N_("_Save state..."), "F3", N_("Create an lxdream save state"), G_CALLBACK(save_state_action_callback) },
+    { "Exit", GTK_STOCK_QUIT, N_("E_xit"), NULL, N_("Exit lxdream"), G_CALLBACK(exit_action_callback) },
+    { "GdromSettings", NULL, N_("_GD-Rom...") },
+    { "GdromUnmount", NULL, N_("_Empty") },
+    { "GdromMount", GTK_STOCK_CDROM, N_("_Open Image..."), "<control>O", N_("Mount a cdrom disc"), G_CALLBACK(mount_action_callback) },
+    { "PathSettings", NULL, N_("_Paths..."), NULL, N_("Configure files and paths"), G_CALLBACK(path_settings_callback) }, 
+    { "AudioSettings", NULL, N_("_Audio..."), NULL, N_("Configure audio output"), G_CALLBACK(audio_settings_callback) },
+    { "ControllerSettings", NULL, N_("_Controllers..."), NULL, N_("Configure controllers"), G_CALLBACK(maple_settings_callback) },
+    { "NetworkSettings", NULL, N_("_Network..."), NULL, N_("Configure network settings"), G_CALLBACK(network_settings_callback) },
+    { "VideoSettings", NULL, N_("_Video..."), NULL,N_( "Configure video output"), G_CALLBACK(video_settings_callback) },
+    { "About", GTK_STOCK_ABOUT, N_("_About..."), NULL, N_("About lxdream"), G_CALLBACK(about_action_callback) },
+    { "DebugMenu", NULL, N_("_Debug") },
+    { "Debugger", NULL, N_("_Debugger"), NULL, N_("Open debugger window"), G_CALLBACK(debugger_action_callback) },
+    { "DebugMem", NULL, N_("View _Memory"), NULL, N_("View memory dump"), G_CALLBACK(debug_memory_action_callback) },
+    { "DebugMmio", NULL, N_("View IO _Registers"), NULL, N_("View MMIO Registers"), G_CALLBACK(debug_mmio_action_callback) },
+    { "SaveScene", NULL, N_("_Save Scene"), NULL, N_("Save next rendered scene"), G_CALLBACK(save_scene_action_callback) },
+    { "SingleStep", GTK_STOCK_REDO, N_("_Single Step"), NULL, N_("Single step"), G_CALLBACK(debug_step_action_callback) },
+    { "RunTo", GTK_STOCK_GOTO_LAST, N_("Run _To"), NULL, N_("Run to"), G_CALLBACK( debug_runto_action_callback) },
+    { "SetBreakpoint", GTK_STOCK_CLOSE, N_("_Breakpoint"), NULL, N_("Toggle breakpoint"), G_CALLBACK( debug_breakpoint_action_callback) }
+};
+static const GtkToggleActionEntry ui_toggle_actions[] = {
+    { "FullScreen", NULL, "_Full Screen", "<alt>Return", "Toggle full screen video", G_CALLBACK(fullscreen_toggle_callback), 0 },
+};
+    
+// Menus and toolbars
+static const char *ui_description =
+    "<ui>"
+    " <menubar name='MainMenu'>"
+    "  <menu action='FileMenu'>"
+    "   <menuitem action='GdromSettings'/>"
+    "   <separator/>"
+    "   <menuitem action='Reset'/>"
+    "   <menuitem action='Pause'/>"
+    "   <menuitem action='Run'/>"
+    "   <menuitem action='Debugger'/>"
+    "   <separator/>"
+    "   <menuitem action='LoadState'/>"
+    "   <menuitem action='SaveState'/>"
+    "   <separator/>"
+    "   <menuitem action='Exit'/>"
+    "  </menu>"
+    "  <menu action='SettingsMenu'>"
+    "   <menuitem action='PathSettings'/>"
+    "   <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='GdromMount'/>"
+    "  <toolitem action='Reset'/>"
+    "  <toolitem action='Pause'/>"
+    "  <toolitem action='Run'/>"
+    "  <separator/>"
+    "  <toolitem action='LoadState'/>"
+    "  <toolitem action='SaveState'/>"
+    " </toolbar>"
+    " <menubar name='DebugMenu'>"
+    "  <menu action='FileMenu'>"
+    "   <menuitem action='GdromSettings'/>"
+    "   <separator/>"
+    "   <menuitem action='Reset'/>"
+    "   <separator/>"
+    "   <menuitem action='LoadState'/>"
+    "   <menuitem action='SaveState'/>"
+    "   <separator/>"
+    "   <menuitem action='Exit'/>"
+    "  </menu>"
+    "  <menu action='DebugMenu'>"
+    "   <menuitem action='DebugMem'/>"
+    "   <menuitem action='DebugMmio'/>"
+    "   <menuitem action='SaveScene'/>"
+    "   <separator/>"
+    "   <menuitem action='SetBreakpoint'/>"
+    "   <menuitem action='Pause'/>"
+    "   <menuitem action='SingleStep'/>"
+    "   <menuitem action='RunTo'/>"
+    "   <menuitem action='Run'/>"
+    "  </menu>"
+    "  <menu action='SettingsMenu'>"
+    "   <menuitem action='PathSettings'/>"
+    "   <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='DebugToolbar'>"
+    "  <toolitem action='GdromMount'/>"
+    "  <toolitem action='Reset'/>"
+    "  <toolitem action='Pause'/>"
+    "  <separator/>"
+    "  <toolitem action='SingleStep'/>"
+    "  <toolitem action='RunTo'/>"
+    "  <toolitem action='Run'/>"
+    "  <toolitem action='SetBreakpoint'/>"
+    "  <separator/>"
+    "  <toolitem action='LoadState'/>"
+    "  <toolitem action='SaveState'/>"
+    " </toolbar>"
+    "</ui>";
+
+gboolean gui_parse_cmdline( int *argc, char **argv[] )
+{
+    gtk_gui_init_ok = gtk_init_check( argc, argv );
+    return gtk_gui_init_ok;
+}
+
+gboolean gui_init( gboolean withDebug )
+{
+    if( gtk_gui_init_ok ) {
+	GError *error = NULL;
+	dreamcast_register_module( &gtk_gui_module );
+	gtk_gui_alloc_resources();
+	
+	global_action_group = gtk_action_group_new("MenuActions");
+	gtk_action_group_set_translation_domain( global_action_group, NULL );
+	gtk_action_group_add_actions( global_action_group, ui_actions, G_N_ELEMENTS(ui_actions), NULL );
+	gtk_action_group_add_toggle_actions( global_action_group, ui_toggle_actions, G_N_ELEMENTS(ui_toggle_actions), NULL );
+	gtk_gui_enable_action("AudioSettings", FALSE);
+	gtk_gui_enable_action("NetworkSettings", FALSE);
+	gtk_gui_enable_action("VideoSettings", FALSE);
+	
+	global_ui_manager = gtk_ui_manager_new();
+	gtk_ui_manager_set_add_tearoffs(global_ui_manager, TRUE);
+	gtk_ui_manager_insert_action_group( global_ui_manager, global_action_group, 0 );
+	
+	if (!gtk_ui_manager_add_ui_from_string (global_ui_manager, ui_description, -1, &error)) {
+	    g_message ("building menus failed: %s", error->message);
+	    g_error_free (error);
+	    exit(1);
+	}
+	GtkAccelGroup *accel_group = gtk_ui_manager_get_accel_group (global_ui_manager);
+	GtkWidget *menubar = gtk_ui_manager_get_widget(global_ui_manager, "/MainMenu");
+	GtkWidget *toolbar = gtk_ui_manager_get_widget(global_ui_manager, "/MainToolbar");
+	
+	GtkWidget *gdrommenuitem = gtk_ui_manager_get_widget(global_ui_manager, "/MainMenu/FileMenu/GdromSettings");
+	gdrom_menu_init();
+	GtkWidget *gdrommenu = gdrom_menu_new();
+	gtk_menu_item_set_submenu( GTK_MENU_ITEM(gdrommenuitem), gdrommenu );
+	main_win = main_window_new( APP_NAME " " APP_VERSION, menubar, toolbar, accel_group  );
+	if( withDebug ) {
+	    gtk_gui_show_debugger();
+	}
+
+	return TRUE;
+    } else {
+	return FALSE;
+    }
+}
+
+void gui_main_loop(void)
+{
+    gtk_main();
+}
+
+void gui_update_state(void)
+{
+    gtk_gui_update();
+}
+
+gboolean gui_error_dialog( const char *msg, ... )
+{
+    if( main_win != NULL ) {
+	va_list args;
+	GtkWidget *dialog = 
+	    gtk_message_dialog_new( main_window_get_frame(main_win), GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
+				    GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, NULL );
+	va_start(args, msg);
+	gchar *markup = g_markup_vprintf_escaped( msg, args );
+	va_end( args );
+	gtk_message_dialog_set_markup( GTK_MESSAGE_DIALOG(dialog), markup );
+	g_free(markup);
+	gtk_dialog_run(GTK_DIALOG(dialog));
+	gtk_widget_destroy(dialog);
+	return TRUE;
+    }
+    return FALSE;
+}
+
+void gui_update_io_activity( io_activity_type io, gboolean active )
+{
+
+}
+
+void gtk_gui_show_debugger()
+{
+    if( debug_win ) {
+	debug_window_show(debug_win, TRUE);
+    } else {
+	GtkAccelGroup *accel_group = gtk_ui_manager_get_accel_group (global_ui_manager);
+	GtkWidget *menubar = gtk_ui_manager_get_widget(global_ui_manager, "/DebugMenu");
+	GtkWidget *toolbar = gtk_ui_manager_get_widget(global_ui_manager, "/DebugToolbar");
+	GtkWidget *gdrommenuitem = gtk_ui_manager_get_widget(global_ui_manager, "/DebugMenu/FileMenu/GdromSettings");
+	GtkWidget *gdrommenu = gdrom_menu_new();
+	gtk_menu_item_set_submenu( GTK_MENU_ITEM(gdrommenuitem), gdrommenu );
+	gchar *title = g_strdup_printf( APP_NAME " " APP_VERSION " :: %s", _("Debugger"));
+	debug_win = debug_window_new( title, menubar, toolbar, accel_group  );
+	g_free(title);
+    }
+}
+
+void gtk_gui_show_mmio()
+{
+    if( mmio_win ) {
+	mmio_window_show(mmio_win, TRUE);
+    } else {
+	gchar *title = g_strdup_printf( APP_NAME " " APP_VERSION " :: %s", _("MMIO Registers"));
+	mmio_win = mmio_window_new( title );
+	g_free(title);
+    }
+}
+
+
+main_window_t gtk_gui_get_main()
+{
+    return main_win;
+}
+
+debug_window_t gtk_gui_get_debugger()
+{
+    return debug_win;
+}
+
+mmio_window_t gtk_gui_get_mmio()
+{
+    return mmio_win;
+}
+
+GtkWidget *gtk_gui_get_renderarea()
+{
+    if( main_win == NULL ) {
+	return NULL;
+    } else {
+	return main_window_get_renderarea(main_win);
+    }
+}
+
+/**
+ * Hook called when DC starts running. Just disables the run/step buttons
+ * and enables the stop button.
+ */
+void gtk_gui_start( void )
+{
+    main_window_set_running( main_win, TRUE );
+    if( debug_win != NULL ) {
+	debug_window_set_running( debug_win, TRUE );
+    }
+    gtk_gui_nanos = 0;
+    gettimeofday(&gtk_gui_lasttv,NULL);
+}
+
+/**
+ * Hook called when DC stops running. Enables the run/step buttons
+ * and disables the stop button.
+ */
+void gtk_gui_stop( void )
+{
+    main_window_set_running( main_win, FALSE );
+    gtk_gui_update();
+}
+
+void gtk_gui_update( void )
+{
+    if( debug_win ) {
+	debug_window_set_running( debug_win, FALSE );
+	debug_window_update(debug_win);
+    }
+    if( mmio_win ) {
+	mmio_window_update(mmio_win);
+    }
+    dump_window_update_all();
+}
+
+/**
+ * Module run-slice. Because UI processing is fairly expensive, only 
+ * run the processing about 10 times a second while we're emulating.
+ */
+uint32_t gtk_gui_run_slice( uint32_t nanosecs ) 
+{
+    gtk_gui_nanos += nanosecs;
+    if( gtk_gui_nanos > 100000000 ) { 
+	struct timeval tv;
+	while( gtk_events_pending() )
+	    gtk_main_iteration();
+	
+	gettimeofday(&tv,NULL);
+	double ns = ((tv.tv_sec - gtk_gui_lasttv.tv_sec) * 1000000000.0) +
+	    ((tv.tv_usec - gtk_gui_lasttv.tv_usec)*1000.0);
+	double speed = (float)( (double)gtk_gui_nanos * 100.0 / ns );
+	gtk_gui_lasttv.tv_sec = tv.tv_sec;
+	gtk_gui_lasttv.tv_usec = tv.tv_usec;
+	main_window_set_speed( main_win, speed );
+	gtk_gui_nanos = 0;
+    }
+    return nanosecs;
+}
+
+
+PangoFontDescription *gui_fixed_font;
+GdkColor gui_colour_normal, gui_colour_changed, gui_colour_error;
+GdkColor gui_colour_warn, gui_colour_pc, gui_colour_debug;
+GdkColor gui_colour_trace, gui_colour_break, gui_colour_temp_break;
+GdkColor gui_colour_white;
+
+void gtk_gui_alloc_resources() {
+    GdkColormap *map;
+
+    gui_colour_normal.red = gui_colour_normal.green = gui_colour_normal.blue = 0;
+    gui_colour_changed.red = gui_colour_changed.green = 64*256;
+    gui_colour_changed.blue = 154*256;
+    gui_colour_error.red = 65535;
+    gui_colour_error.green = gui_colour_error.blue = 64*256;
+    gui_colour_pc.red = 32*256;
+    gui_colour_pc.green = 170*256;
+    gui_colour_pc.blue = 52*256;
+    gui_colour_warn = gui_colour_changed;
+    gui_colour_trace.red = 156*256;
+    gui_colour_trace.green = 78*256;
+    gui_colour_trace.blue = 201*256;
+    gui_colour_debug = gui_colour_pc;
+    gui_colour_break.red = 65535;
+    gui_colour_break.green = gui_colour_break.blue = 192*256;
+    gui_colour_temp_break.red = gui_colour_temp_break.green = 128*256;
+    gui_colour_temp_break.blue = 32*256;
+    gui_colour_white.red = gui_colour_white.green = gui_colour_white.blue = 65535;
+
+    map = gdk_colormap_new(gdk_visual_get_best(), TRUE);
+    gdk_colormap_alloc_color(map, &gui_colour_normal, TRUE, TRUE);
+    gdk_colormap_alloc_color(map, &gui_colour_changed, TRUE, TRUE);
+    gdk_colormap_alloc_color(map, &gui_colour_error, TRUE, TRUE);
+    gdk_colormap_alloc_color(map, &gui_colour_warn, TRUE, TRUE);
+    gdk_colormap_alloc_color(map, &gui_colour_pc, TRUE, TRUE);
+    gdk_colormap_alloc_color(map, &gui_colour_debug, TRUE, TRUE);
+    gdk_colormap_alloc_color(map, &gui_colour_trace, TRUE, TRUE);
+    gdk_colormap_alloc_color(map, &gui_colour_break, TRUE, TRUE);
+    gdk_colormap_alloc_color(map, &gui_colour_temp_break, TRUE, TRUE);
+    gdk_colormap_alloc_color(map, &gui_colour_white, TRUE, TRUE);
+    gui_fixed_font = pango_font_description_from_string("Courier 10");
+}
+
+gint gtk_gui_run_property_dialog( const gchar *title, GtkWidget *panel, gtk_dialog_done_fn fn )
+{
+    GtkWidget *dialog =
+	gtk_dialog_new_with_buttons(title, main_window_get_frame(main_win), 
+				    GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
+				    GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
+				    GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
+				    NULL);
+    gint result;
+    gtk_widget_show_all(panel);
+    gtk_container_add( GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), panel );
+    result = gtk_dialog_run( GTK_DIALOG(dialog) );
+    if( fn != NULL ) {
+	fn(panel, result == GTK_RESPONSE_ACCEPT);
+    }
+    gtk_widget_destroy( dialog );
+    return result;
+}
+
+void gtk_gui_enable_action( const gchar *action, gboolean enable )
+{
+    gtk_action_set_sensitive( gtk_action_group_get_action( global_action_group, action), enable);
+}
+
+static void delete_frame_buffer( guchar *pixels, gpointer buffer )
+{
+    if( buffer != NULL ) {
+	g_free(buffer);
+    }
+}
+
+GdkPixbuf *gdk_pixbuf_new_from_frame_buffer( frame_buffer_t buffer )
+{
+    return gdk_pixbuf_new_from_data( (unsigned char *)buffer->data, 
+				     GDK_COLORSPACE_RGB,
+				     (buffer->colour_format == COLFMT_BGRA8888),
+				     8,
+				     buffer->width,
+				     buffer->height,
+				     buffer->rowstride,
+				     delete_frame_buffer,
+				     buffer );
+}