1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/src/gtkui/gtkui.c	Tue Nov 20 10:27:58 2007 +0000
     1.3 @@ -0,0 +1,468 @@
     1.4 +/**
     1.5 + * $Id: gtkui.c,v 1.12 2007-11-10 04:45:29 nkeynes Exp $
     1.6 + *
     1.7 + * Core GTK-based user interface
     1.8 + *
     1.9 + * Copyright (c) 2005 Nathan Keynes.
    1.10 + *
    1.11 + * This program is free software; you can redistribute it and/or modify
    1.12 + * it under the terms of the GNU General Public License as published by
    1.13 + * the Free Software Foundation; either version 2 of the License, or
    1.14 + * (at your option) any later version.
    1.15 + *
    1.16 + * This program is distributed in the hope that it will be useful,
    1.17 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
    1.18 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    1.19 + * GNU General Public License for more details.
    1.20 + */
    1.21 +
    1.22 +#include "lxdream.h"
    1.23 +#include <sys/time.h>
    1.24 +#include <time.h>
    1.25 +#include <glib/gi18n.h>
    1.26 +#include "dreamcast.h"
    1.27 +#include "display.h"
    1.28 +#include "gdrom/gdrom.h"
    1.29 +#include "gtkui/gtkui.h"
    1.30 +
    1.31 +
    1.32 +void gtk_gui_start( void );
    1.33 +void gtk_gui_stop( void );
    1.34 +void gtk_gui_alloc_resources ( void );
    1.35 +uint32_t gtk_gui_run_slice( uint32_t nanosecs );
    1.36 +
    1.37 +struct dreamcast_module gtk_gui_module = { "gui", NULL,
    1.38 +					   gtk_gui_update, 
    1.39 +					   gtk_gui_start, 
    1.40 +					   gtk_gui_run_slice, 
    1.41 +					   gtk_gui_stop, 
    1.42 +					   NULL, NULL };
    1.43 +
    1.44 +/**
    1.45 + * Single-instance windows (at most one)
    1.46 + */
    1.47 +static main_window_t main_win = NULL;
    1.48 +static debug_window_t debug_win = NULL;
    1.49 +static mmio_window_t mmio_win = NULL;
    1.50 +
    1.51 +/**
    1.52 + * UIManager and action helpers
    1.53 + */
    1.54 +static GtkUIManager *global_ui_manager;
    1.55 +static GtkActionGroup *global_action_group;
    1.56 +
    1.57 +/**
    1.58 + * Count of running nanoseconds - used to cut back on the GUI runtime
    1.59 + */
    1.60 +static uint32_t gtk_gui_nanos = 0;
    1.61 +static struct timeval gtk_gui_lasttv;
    1.62 +
    1.63 +static gboolean gtk_gui_init_ok = FALSE;
    1.64 +
    1.65 +#define ENABLE_ACTION(win,name) SET_ACTION_ENABLED(win,name,TRUE)
    1.66 +#define DISABLE_ACTION(win,name) SET_ACTION_ENABLED(win,name,FALSE)
    1.67 +
    1.68 +// UI Actions
    1.69 +static const GtkActionEntry ui_actions[] = {
    1.70 +    { "FileMenu", NULL, N_("_File") },
    1.71 +    { "SettingsMenu", NULL, N_("_Settings") },
    1.72 +    { "HelpMenu", NULL, N_("_Help") },
    1.73 +    { "Reset", GTK_STOCK_REFRESH, N_("_Reset"), "<control>R", N_("Reset dreamcast"), G_CALLBACK(reset_action_callback) },
    1.74 +    { "Pause", GTK_STOCK_MEDIA_PAUSE, N_("_Pause"), NULL, N_("Pause dreamcast"), G_CALLBACK(pause_action_callback) },
    1.75 +    { "Run", GTK_STOCK_MEDIA_PLAY, N_("Resume"), NULL, N_("Resume"), G_CALLBACK(resume_action_callback) },
    1.76 +    { "LoadState", GTK_STOCK_REVERT_TO_SAVED, N_("_Load state..."), "F4", N_("Load an lxdream save state"), G_CALLBACK(load_state_action_callback) },
    1.77 +    { "SaveState", GTK_STOCK_SAVE_AS, N_("_Save state..."), "F3", N_("Create an lxdream save state"), G_CALLBACK(save_state_action_callback) },
    1.78 +    { "Exit", GTK_STOCK_QUIT, N_("E_xit"), NULL, N_("Exit lxdream"), G_CALLBACK(exit_action_callback) },
    1.79 +    { "GdromSettings", NULL, N_("_GD-Rom...") },
    1.80 +    { "GdromUnmount", NULL, N_("_Empty") },
    1.81 +    { "GdromMount", GTK_STOCK_CDROM, N_("_Open Image..."), "<control>O", N_("Mount a cdrom disc"), G_CALLBACK(mount_action_callback) },
    1.82 +    { "PathSettings", NULL, N_("_Paths..."), NULL, N_("Configure files and paths"), G_CALLBACK(path_settings_callback) }, 
    1.83 +    { "AudioSettings", NULL, N_("_Audio..."), NULL, N_("Configure audio output"), G_CALLBACK(audio_settings_callback) },
    1.84 +    { "ControllerSettings", NULL, N_("_Controllers..."), NULL, N_("Configure controllers"), G_CALLBACK(maple_settings_callback) },
    1.85 +    { "NetworkSettings", NULL, N_("_Network..."), NULL, N_("Configure network settings"), G_CALLBACK(network_settings_callback) },
    1.86 +    { "VideoSettings", NULL, N_("_Video..."), NULL,N_( "Configure video output"), G_CALLBACK(video_settings_callback) },
    1.87 +    { "About", GTK_STOCK_ABOUT, N_("_About..."), NULL, N_("About lxdream"), G_CALLBACK(about_action_callback) },
    1.88 +    { "DebugMenu", NULL, N_("_Debug") },
    1.89 +    { "Debugger", NULL, N_("_Debugger"), NULL, N_("Open debugger window"), G_CALLBACK(debugger_action_callback) },
    1.90 +    { "DebugMem", NULL, N_("View _Memory"), NULL, N_("View memory dump"), G_CALLBACK(debug_memory_action_callback) },
    1.91 +    { "DebugMmio", NULL, N_("View IO _Registers"), NULL, N_("View MMIO Registers"), G_CALLBACK(debug_mmio_action_callback) },
    1.92 +    { "SaveScene", NULL, N_("_Save Scene"), NULL, N_("Save next rendered scene"), G_CALLBACK(save_scene_action_callback) },
    1.93 +    { "SingleStep", GTK_STOCK_REDO, N_("_Single Step"), NULL, N_("Single step"), G_CALLBACK(debug_step_action_callback) },
    1.94 +    { "RunTo", GTK_STOCK_GOTO_LAST, N_("Run _To"), NULL, N_("Run to"), G_CALLBACK( debug_runto_action_callback) },
    1.95 +    { "SetBreakpoint", GTK_STOCK_CLOSE, N_("_Breakpoint"), NULL, N_("Toggle breakpoint"), G_CALLBACK( debug_breakpoint_action_callback) }
    1.96 +};
    1.97 +static const GtkToggleActionEntry ui_toggle_actions[] = {
    1.98 +    { "FullScreen", NULL, "_Full Screen", "<alt>Return", "Toggle full screen video", G_CALLBACK(fullscreen_toggle_callback), 0 },
    1.99 +};
   1.100 +    
   1.101 +// Menus and toolbars
   1.102 +static const char *ui_description =
   1.103 +    "<ui>"
   1.104 +    " <menubar name='MainMenu'>"
   1.105 +    "  <menu action='FileMenu'>"
   1.106 +    "   <menuitem action='GdromSettings'/>"
   1.107 +    "   <separator/>"
   1.108 +    "   <menuitem action='Reset'/>"
   1.109 +    "   <menuitem action='Pause'/>"
   1.110 +    "   <menuitem action='Run'/>"
   1.111 +    "   <menuitem action='Debugger'/>"
   1.112 +    "   <separator/>"
   1.113 +    "   <menuitem action='LoadState'/>"
   1.114 +    "   <menuitem action='SaveState'/>"
   1.115 +    "   <separator/>"
   1.116 +    "   <menuitem action='Exit'/>"
   1.117 +    "  </menu>"
   1.118 +    "  <menu action='SettingsMenu'>"
   1.119 +    "   <menuitem action='PathSettings'/>"
   1.120 +    "   <menuitem action='AudioSettings'/>"
   1.121 +    "   <menuitem action='ControllerSettings'/>"
   1.122 +    "   <menuitem action='NetworkSettings'/>"
   1.123 +    "   <menuitem action='VideoSettings'/>"
   1.124 +    "   <separator/>"
   1.125 +    "   <menuitem action='FullScreen'/>"
   1.126 +    "  </menu>"
   1.127 +    "  <menu action='HelpMenu'>"
   1.128 +    "   <menuitem action='About'/>"
   1.129 +    "  </menu>"
   1.130 +    " </menubar>"
   1.131 +    " <toolbar name='MainToolbar'>"
   1.132 +    "  <toolitem action='GdromMount'/>"
   1.133 +    "  <toolitem action='Reset'/>"
   1.134 +    "  <toolitem action='Pause'/>"
   1.135 +    "  <toolitem action='Run'/>"
   1.136 +    "  <separator/>"
   1.137 +    "  <toolitem action='LoadState'/>"
   1.138 +    "  <toolitem action='SaveState'/>"
   1.139 +    " </toolbar>"
   1.140 +    " <menubar name='DebugMenu'>"
   1.141 +    "  <menu action='FileMenu'>"
   1.142 +    "   <menuitem action='GdromSettings'/>"
   1.143 +    "   <separator/>"
   1.144 +    "   <menuitem action='Reset'/>"
   1.145 +    "   <separator/>"
   1.146 +    "   <menuitem action='LoadState'/>"
   1.147 +    "   <menuitem action='SaveState'/>"
   1.148 +    "   <separator/>"
   1.149 +    "   <menuitem action='Exit'/>"
   1.150 +    "  </menu>"
   1.151 +    "  <menu action='DebugMenu'>"
   1.152 +    "   <menuitem action='DebugMem'/>"
   1.153 +    "   <menuitem action='DebugMmio'/>"
   1.154 +    "   <menuitem action='SaveScene'/>"
   1.155 +    "   <separator/>"
   1.156 +    "   <menuitem action='SetBreakpoint'/>"
   1.157 +    "   <menuitem action='Pause'/>"
   1.158 +    "   <menuitem action='SingleStep'/>"
   1.159 +    "   <menuitem action='RunTo'/>"
   1.160 +    "   <menuitem action='Run'/>"
   1.161 +    "  </menu>"
   1.162 +    "  <menu action='SettingsMenu'>"
   1.163 +    "   <menuitem action='PathSettings'/>"
   1.164 +    "   <menuitem action='AudioSettings'/>"
   1.165 +    "   <menuitem action='ControllerSettings'/>"
   1.166 +    "   <menuitem action='NetworkSettings'/>"
   1.167 +    "   <menuitem action='VideoSettings'/>"
   1.168 +    "   <separator/>"
   1.169 +    "   <menuitem action='FullScreen'/>"
   1.170 +    "  </menu>"
   1.171 +    "  <menu action='HelpMenu'>"
   1.172 +    "   <menuitem action='About'/>"
   1.173 +    "  </menu>"
   1.174 +    " </menubar>"
   1.175 +    " <toolbar name='DebugToolbar'>"
   1.176 +    "  <toolitem action='GdromMount'/>"
   1.177 +    "  <toolitem action='Reset'/>"
   1.178 +    "  <toolitem action='Pause'/>"
   1.179 +    "  <separator/>"
   1.180 +    "  <toolitem action='SingleStep'/>"
   1.181 +    "  <toolitem action='RunTo'/>"
   1.182 +    "  <toolitem action='Run'/>"
   1.183 +    "  <toolitem action='SetBreakpoint'/>"
   1.184 +    "  <separator/>"
   1.185 +    "  <toolitem action='LoadState'/>"
   1.186 +    "  <toolitem action='SaveState'/>"
   1.187 +    " </toolbar>"
   1.188 +    "</ui>";
   1.189 +
   1.190 +gboolean gui_parse_cmdline( int *argc, char **argv[] )
   1.191 +{
   1.192 +    gtk_gui_init_ok = gtk_init_check( argc, argv );
   1.193 +    return gtk_gui_init_ok;
   1.194 +}
   1.195 +
   1.196 +gboolean gui_init( gboolean withDebug )
   1.197 +{
   1.198 +    if( gtk_gui_init_ok ) {
   1.199 +	GError *error = NULL;
   1.200 +	dreamcast_register_module( &gtk_gui_module );
   1.201 +	gtk_gui_alloc_resources();
   1.202 +	
   1.203 +	global_action_group = gtk_action_group_new("MenuActions");
   1.204 +	gtk_action_group_set_translation_domain( global_action_group, NULL );
   1.205 +	gtk_action_group_add_actions( global_action_group, ui_actions, G_N_ELEMENTS(ui_actions), NULL );
   1.206 +	gtk_action_group_add_toggle_actions( global_action_group, ui_toggle_actions, G_N_ELEMENTS(ui_toggle_actions), NULL );
   1.207 +	gtk_gui_enable_action("AudioSettings", FALSE);
   1.208 +	gtk_gui_enable_action("NetworkSettings", FALSE);
   1.209 +	gtk_gui_enable_action("VideoSettings", FALSE);
   1.210 +	
   1.211 +	global_ui_manager = gtk_ui_manager_new();
   1.212 +	gtk_ui_manager_set_add_tearoffs(global_ui_manager, TRUE);
   1.213 +	gtk_ui_manager_insert_action_group( global_ui_manager, global_action_group, 0 );
   1.214 +	
   1.215 +	if (!gtk_ui_manager_add_ui_from_string (global_ui_manager, ui_description, -1, &error)) {
   1.216 +	    g_message ("building menus failed: %s", error->message);
   1.217 +	    g_error_free (error);
   1.218 +	    exit(1);
   1.219 +	}
   1.220 +	GtkAccelGroup *accel_group = gtk_ui_manager_get_accel_group (global_ui_manager);
   1.221 +	GtkWidget *menubar = gtk_ui_manager_get_widget(global_ui_manager, "/MainMenu");
   1.222 +	GtkWidget *toolbar = gtk_ui_manager_get_widget(global_ui_manager, "/MainToolbar");
   1.223 +	
   1.224 +	GtkWidget *gdrommenuitem = gtk_ui_manager_get_widget(global_ui_manager, "/MainMenu/FileMenu/GdromSettings");
   1.225 +	gdrom_menu_init();
   1.226 +	GtkWidget *gdrommenu = gdrom_menu_new();
   1.227 +	gtk_menu_item_set_submenu( GTK_MENU_ITEM(gdrommenuitem), gdrommenu );
   1.228 +	main_win = main_window_new( APP_NAME " " APP_VERSION, menubar, toolbar, accel_group  );
   1.229 +	if( withDebug ) {
   1.230 +	    gtk_gui_show_debugger();
   1.231 +	}
   1.232 +
   1.233 +	return TRUE;
   1.234 +    } else {
   1.235 +	return FALSE;
   1.236 +    }
   1.237 +}
   1.238 +
   1.239 +void gui_main_loop(void)
   1.240 +{
   1.241 +    gtk_main();
   1.242 +}
   1.243 +
   1.244 +void gui_update_state(void)
   1.245 +{
   1.246 +    gtk_gui_update();
   1.247 +}
   1.248 +
   1.249 +gboolean gui_error_dialog( const char *msg, ... )
   1.250 +{
   1.251 +    if( main_win != NULL ) {
   1.252 +	va_list args;
   1.253 +	GtkWidget *dialog = 
   1.254 +	    gtk_message_dialog_new( main_window_get_frame(main_win), GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
   1.255 +				    GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, NULL );
   1.256 +	va_start(args, msg);
   1.257 +	gchar *markup = g_markup_vprintf_escaped( msg, args );
   1.258 +	va_end( args );
   1.259 +	gtk_message_dialog_set_markup( GTK_MESSAGE_DIALOG(dialog), markup );
   1.260 +	g_free(markup);
   1.261 +	gtk_dialog_run(GTK_DIALOG(dialog));
   1.262 +	gtk_widget_destroy(dialog);
   1.263 +	return TRUE;
   1.264 +    }
   1.265 +    return FALSE;
   1.266 +}
   1.267 +
   1.268 +void gui_update_io_activity( io_activity_type io, gboolean active )
   1.269 +{
   1.270 +
   1.271 +}
   1.272 +
   1.273 +void gtk_gui_show_debugger()
   1.274 +{
   1.275 +    if( debug_win ) {
   1.276 +	debug_window_show(debug_win, TRUE);
   1.277 +    } else {
   1.278 +	GtkAccelGroup *accel_group = gtk_ui_manager_get_accel_group (global_ui_manager);
   1.279 +	GtkWidget *menubar = gtk_ui_manager_get_widget(global_ui_manager, "/DebugMenu");
   1.280 +	GtkWidget *toolbar = gtk_ui_manager_get_widget(global_ui_manager, "/DebugToolbar");
   1.281 +	GtkWidget *gdrommenuitem = gtk_ui_manager_get_widget(global_ui_manager, "/DebugMenu/FileMenu/GdromSettings");
   1.282 +	GtkWidget *gdrommenu = gdrom_menu_new();
   1.283 +	gtk_menu_item_set_submenu( GTK_MENU_ITEM(gdrommenuitem), gdrommenu );
   1.284 +	gchar *title = g_strdup_printf( APP_NAME " " APP_VERSION " :: %s", _("Debugger"));
   1.285 +	debug_win = debug_window_new( title, menubar, toolbar, accel_group  );
   1.286 +	g_free(title);
   1.287 +    }
   1.288 +}
   1.289 +
   1.290 +void gtk_gui_show_mmio()
   1.291 +{
   1.292 +    if( mmio_win ) {
   1.293 +	mmio_window_show(mmio_win, TRUE);
   1.294 +    } else {
   1.295 +	gchar *title = g_strdup_printf( APP_NAME " " APP_VERSION " :: %s", _("MMIO Registers"));
   1.296 +	mmio_win = mmio_window_new( title );
   1.297 +	g_free(title);
   1.298 +    }
   1.299 +}
   1.300 +
   1.301 +
   1.302 +main_window_t gtk_gui_get_main()
   1.303 +{
   1.304 +    return main_win;
   1.305 +}
   1.306 +
   1.307 +debug_window_t gtk_gui_get_debugger()
   1.308 +{
   1.309 +    return debug_win;
   1.310 +}
   1.311 +
   1.312 +mmio_window_t gtk_gui_get_mmio()
   1.313 +{
   1.314 +    return mmio_win;
   1.315 +}
   1.316 +
   1.317 +GtkWidget *gtk_gui_get_renderarea()
   1.318 +{
   1.319 +    if( main_win == NULL ) {
   1.320 +	return NULL;
   1.321 +    } else {
   1.322 +	return main_window_get_renderarea(main_win);
   1.323 +    }
   1.324 +}
   1.325 +
   1.326 +/**
   1.327 + * Hook called when DC starts running. Just disables the run/step buttons
   1.328 + * and enables the stop button.
   1.329 + */
   1.330 +void gtk_gui_start( void )
   1.331 +{
   1.332 +    main_window_set_running( main_win, TRUE );
   1.333 +    if( debug_win != NULL ) {
   1.334 +	debug_window_set_running( debug_win, TRUE );
   1.335 +    }
   1.336 +    gtk_gui_nanos = 0;
   1.337 +    gettimeofday(&gtk_gui_lasttv,NULL);
   1.338 +}
   1.339 +
   1.340 +/**
   1.341 + * Hook called when DC stops running. Enables the run/step buttons
   1.342 + * and disables the stop button.
   1.343 + */
   1.344 +void gtk_gui_stop( void )
   1.345 +{
   1.346 +    main_window_set_running( main_win, FALSE );
   1.347 +    gtk_gui_update();
   1.348 +}
   1.349 +
   1.350 +void gtk_gui_update( void )
   1.351 +{
   1.352 +    if( debug_win ) {
   1.353 +	debug_window_set_running( debug_win, FALSE );
   1.354 +	debug_window_update(debug_win);
   1.355 +    }
   1.356 +    if( mmio_win ) {
   1.357 +	mmio_window_update(mmio_win);
   1.358 +    }
   1.359 +    dump_window_update_all();
   1.360 +}
   1.361 +
   1.362 +/**
   1.363 + * Module run-slice. Because UI processing is fairly expensive, only 
   1.364 + * run the processing about 10 times a second while we're emulating.
   1.365 + */
   1.366 +uint32_t gtk_gui_run_slice( uint32_t nanosecs ) 
   1.367 +{
   1.368 +    gtk_gui_nanos += nanosecs;
   1.369 +    if( gtk_gui_nanos > 100000000 ) { 
   1.370 +	struct timeval tv;
   1.371 +	while( gtk_events_pending() )
   1.372 +	    gtk_main_iteration();
   1.373 +	
   1.374 +	gettimeofday(&tv,NULL);
   1.375 +	double ns = ((tv.tv_sec - gtk_gui_lasttv.tv_sec) * 1000000000.0) +
   1.376 +	    ((tv.tv_usec - gtk_gui_lasttv.tv_usec)*1000.0);
   1.377 +	double speed = (float)( (double)gtk_gui_nanos * 100.0 / ns );
   1.378 +	gtk_gui_lasttv.tv_sec = tv.tv_sec;
   1.379 +	gtk_gui_lasttv.tv_usec = tv.tv_usec;
   1.380 +	main_window_set_speed( main_win, speed );
   1.381 +	gtk_gui_nanos = 0;
   1.382 +    }
   1.383 +    return nanosecs;
   1.384 +}
   1.385 +
   1.386 +
   1.387 +PangoFontDescription *gui_fixed_font;
   1.388 +GdkColor gui_colour_normal, gui_colour_changed, gui_colour_error;
   1.389 +GdkColor gui_colour_warn, gui_colour_pc, gui_colour_debug;
   1.390 +GdkColor gui_colour_trace, gui_colour_break, gui_colour_temp_break;
   1.391 +GdkColor gui_colour_white;
   1.392 +
   1.393 +void gtk_gui_alloc_resources() {
   1.394 +    GdkColormap *map;
   1.395 +
   1.396 +    gui_colour_normal.red = gui_colour_normal.green = gui_colour_normal.blue = 0;
   1.397 +    gui_colour_changed.red = gui_colour_changed.green = 64*256;
   1.398 +    gui_colour_changed.blue = 154*256;
   1.399 +    gui_colour_error.red = 65535;
   1.400 +    gui_colour_error.green = gui_colour_error.blue = 64*256;
   1.401 +    gui_colour_pc.red = 32*256;
   1.402 +    gui_colour_pc.green = 170*256;
   1.403 +    gui_colour_pc.blue = 52*256;
   1.404 +    gui_colour_warn = gui_colour_changed;
   1.405 +    gui_colour_trace.red = 156*256;
   1.406 +    gui_colour_trace.green = 78*256;
   1.407 +    gui_colour_trace.blue = 201*256;
   1.408 +    gui_colour_debug = gui_colour_pc;
   1.409 +    gui_colour_break.red = 65535;
   1.410 +    gui_colour_break.green = gui_colour_break.blue = 192*256;
   1.411 +    gui_colour_temp_break.red = gui_colour_temp_break.green = 128*256;
   1.412 +    gui_colour_temp_break.blue = 32*256;
   1.413 +    gui_colour_white.red = gui_colour_white.green = gui_colour_white.blue = 65535;
   1.414 +
   1.415 +    map = gdk_colormap_new(gdk_visual_get_best(), TRUE);
   1.416 +    gdk_colormap_alloc_color(map, &gui_colour_normal, TRUE, TRUE);
   1.417 +    gdk_colormap_alloc_color(map, &gui_colour_changed, TRUE, TRUE);
   1.418 +    gdk_colormap_alloc_color(map, &gui_colour_error, TRUE, TRUE);
   1.419 +    gdk_colormap_alloc_color(map, &gui_colour_warn, TRUE, TRUE);
   1.420 +    gdk_colormap_alloc_color(map, &gui_colour_pc, TRUE, TRUE);
   1.421 +    gdk_colormap_alloc_color(map, &gui_colour_debug, TRUE, TRUE);
   1.422 +    gdk_colormap_alloc_color(map, &gui_colour_trace, TRUE, TRUE);
   1.423 +    gdk_colormap_alloc_color(map, &gui_colour_break, TRUE, TRUE);
   1.424 +    gdk_colormap_alloc_color(map, &gui_colour_temp_break, TRUE, TRUE);
   1.425 +    gdk_colormap_alloc_color(map, &gui_colour_white, TRUE, TRUE);
   1.426 +    gui_fixed_font = pango_font_description_from_string("Courier 10");
   1.427 +}
   1.428 +
   1.429 +gint gtk_gui_run_property_dialog( const gchar *title, GtkWidget *panel, gtk_dialog_done_fn fn )
   1.430 +{
   1.431 +    GtkWidget *dialog =
   1.432 +	gtk_dialog_new_with_buttons(title, main_window_get_frame(main_win), 
   1.433 +				    GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,
   1.434 +				    GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,
   1.435 +				    GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,
   1.436 +				    NULL);
   1.437 +    gint result;
   1.438 +    gtk_widget_show_all(panel);
   1.439 +    gtk_container_add( GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), panel );
   1.440 +    result = gtk_dialog_run( GTK_DIALOG(dialog) );
   1.441 +    if( fn != NULL ) {
   1.442 +	fn(panel, result == GTK_RESPONSE_ACCEPT);
   1.443 +    }
   1.444 +    gtk_widget_destroy( dialog );
   1.445 +    return result;
   1.446 +}
   1.447 +
   1.448 +void gtk_gui_enable_action( const gchar *action, gboolean enable )
   1.449 +{
   1.450 +    gtk_action_set_sensitive( gtk_action_group_get_action( global_action_group, action), enable);
   1.451 +}
   1.452 +
   1.453 +static void delete_frame_buffer( guchar *pixels, gpointer buffer )
   1.454 +{
   1.455 +    if( buffer != NULL ) {
   1.456 +	g_free(buffer);
   1.457 +    }
   1.458 +}
   1.459 +
   1.460 +GdkPixbuf *gdk_pixbuf_new_from_frame_buffer( frame_buffer_t buffer )
   1.461 +{
   1.462 +    return gdk_pixbuf_new_from_data( (unsigned char *)buffer->data, 
   1.463 +				     GDK_COLORSPACE_RGB,
   1.464 +				     (buffer->colour_format == COLFMT_BGRA8888),
   1.465 +				     8,
   1.466 +				     buffer->width,
   1.467 +				     buffer->height,
   1.468 +				     buffer->rowstride,
   1.469 +				     delete_frame_buffer,
   1.470 +				     buffer );
   1.471 +}