lxdream.org :: lxdream/src/gui/gtkui.c r530:28bdc62e642a

tree revision 530:28bdc62e642a

filename	src/gui/gtkui.c
changeset	530:28bdc62e642a
prev	508:ccd2c10edfe6
author	nkeynes
date	Mon Nov 19 08:46:30 2007 +0000 (15 years ago)
permissions	-rw-r--r--
last change	Handle inability to connect the X server a little more cleanly

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     1 /**

     2  * $Id: gtkui.c,v 1.12 2007-11-10 04:45:29 nkeynes Exp $

     3  *

     4  * Core GTK-based user interface

     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 "lxdream.h"

    20 #include <sys/time.h>

    21 #include <time.h>

    22 #include <glib/gi18n.h>

    23 #include "dreamcast.h"

    24 #include "display.h"

    25 #include "gdrom/gdrom.h"

    26 #include "gui/gtkui.h"

    29 void gtk_gui_start( void );

    30 void gtk_gui_stop( void );

    31 void gtk_gui_alloc_resources ( void );

    32 uint32_t gtk_gui_run_slice( uint32_t nanosecs );

    34 struct dreamcast_module gtk_gui_module = { "gui", NULL,

    35 					   gtk_gui_update,

    36 					   gtk_gui_start,

    37 					   gtk_gui_run_slice,

    38 					   gtk_gui_stop,

    39 					   NULL, NULL };

    41 /**

    42  * Single-instance windows (at most one)

    43  */

    44 static main_window_t main_win = NULL;

    45 static debug_window_t debug_win = NULL;

    46 static mmio_window_t mmio_win = NULL;

    48 /**

    49  * UIManager and action helpers

    50  */

    51 static GtkUIManager *global_ui_manager;

    52 static GtkActionGroup *global_action_group;

    54 /**

    55  * Count of running nanoseconds - used to cut back on the GUI runtime

    56  */

    57 static uint32_t gtk_gui_nanos = 0;

    58 static struct timeval gtk_gui_lasttv;

    60 static gboolean gtk_gui_init_ok = FALSE;

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

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

    65 // UI Actions

    66 static const GtkActionEntry ui_actions[] = {

    67     { "FileMenu", NULL, N_("_File") },

    68     { "SettingsMenu", NULL, N_("_Settings") },

    69     { "HelpMenu", NULL, N_("_Help") },

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

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

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

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

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

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

    76     { "GdromSettings", NULL, N_("_GD-Rom...") },

    77     { "GdromUnmount", NULL, N_("_Empty") },

    78     { "GdromMount", GTK_STOCK_CDROM, N_("_Open Image..."), "<control>O", N_("Mount a cdrom disc"), G_CALLBACK(mount_action_callback) },

    79     { "PathSettings", NULL, N_("_Paths..."), NULL, N_("Configure files and paths"), G_CALLBACK(path_settings_callback) },

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

    81     { "ControllerSettings", NULL, N_("_Controllers..."), NULL, N_("Configure controllers"), G_CALLBACK(maple_settings_callback) },

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

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

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

    85     { "DebugMenu", NULL, N_("_Debug") },

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

    87     { "DebugMem", NULL, N_("View _Memory"), NULL, N_("View memory dump"), G_CALLBACK(debug_memory_action_callback) },

    88     { "DebugMmio", NULL, N_("View IO _Registers"), NULL, N_("View MMIO Registers"), G_CALLBACK(debug_mmio_action_callback) },

    89     { "SaveScene", NULL, N_("_Save Scene"), NULL, N_("Save next rendered scene"), G_CALLBACK(save_scene_action_callback) },

    90     { "SingleStep", GTK_STOCK_REDO, N_("_Single Step"), NULL, N_("Single step"), G_CALLBACK(debug_step_action_callback) },

    91     { "RunTo", GTK_STOCK_GOTO_LAST, N_("Run _To"), NULL, N_("Run to"), G_CALLBACK( debug_runto_action_callback) },

    92     { "SetBreakpoint", GTK_STOCK_CLOSE, N_("_Breakpoint"), NULL, N_("Toggle breakpoint"), G_CALLBACK( debug_breakpoint_action_callback) }

    93 };

    94 static const GtkToggleActionEntry ui_toggle_actions[] = {

    95     { "FullScreen", NULL, "_Full Screen", "<alt>Return", "Toggle full screen video", G_CALLBACK(fullscreen_toggle_callback), 0 },

    96 };

    98 // Menus and toolbars

    99 static const char *ui_description =

   100     "<ui>"

   101     " <menubar name='MainMenu'>"

   102     "  <menu action='FileMenu'>"

   103     "   <menuitem action='GdromSettings'/>"

   104     "   <separator/>"

   105     "   <menuitem action='Reset'/>"

   106     "   <menuitem action='Pause'/>"

   107     "   <menuitem action='Run'/>"

   108     "   <menuitem action='Debugger'/>"

   109     "   <separator/>"

   110     "   <menuitem action='LoadState'/>"

   111     "   <menuitem action='SaveState'/>"

   112     "   <separator/>"

   113     "   <menuitem action='Exit'/>"

   114     "  </menu>"

   115     "  <menu action='SettingsMenu'>"

   116     "   <menuitem action='PathSettings'/>"

   117     "   <menuitem action='AudioSettings'/>"

   118     "   <menuitem action='ControllerSettings'/>"

   119     "   <menuitem action='NetworkSettings'/>"

   120     "   <menuitem action='VideoSettings'/>"

   121     "   <separator/>"

   122     "   <menuitem action='FullScreen'/>"

   123     "  </menu>"

   124     "  <menu action='HelpMenu'>"

   125     "   <menuitem action='About'/>"

   126     "  </menu>"

   127     " </menubar>"

   128     " <toolbar name='MainToolbar'>"

   129     "  <toolitem action='GdromMount'/>"

   130     "  <toolitem action='Reset'/>"

   131     "  <toolitem action='Pause'/>"

   132     "  <toolitem action='Run'/>"

   133     "  <separator/>"

   134     "  <toolitem action='LoadState'/>"

   135     "  <toolitem action='SaveState'/>"

   136     " </toolbar>"

   137     " <menubar name='DebugMenu'>"

   138     "  <menu action='FileMenu'>"

   139     "   <menuitem action='GdromSettings'/>"

   140     "   <separator/>"

   141     "   <menuitem action='Reset'/>"

   142     "   <separator/>"

   143     "   <menuitem action='LoadState'/>"

   144     "   <menuitem action='SaveState'/>"

   145     "   <separator/>"

   146     "   <menuitem action='Exit'/>"

   147     "  </menu>"

   148     "  <menu action='DebugMenu'>"

   149     "   <menuitem action='DebugMem'/>"

   150     "   <menuitem action='DebugMmio'/>"

   151     "   <menuitem action='SaveScene'/>"

   152     "   <separator/>"

   153     "   <menuitem action='SetBreakpoint'/>"

   154     "   <menuitem action='Pause'/>"

   155     "   <menuitem action='SingleStep'/>"

   156     "   <menuitem action='RunTo'/>"

   157     "   <menuitem action='Run'/>"

   158     "  </menu>"

   159     "  <menu action='SettingsMenu'>"

   160     "   <menuitem action='PathSettings'/>"

   161     "   <menuitem action='AudioSettings'/>"

   162     "   <menuitem action='ControllerSettings'/>"

   163     "   <menuitem action='NetworkSettings'/>"

   164     "   <menuitem action='VideoSettings'/>"

   165     "   <separator/>"

   166     "   <menuitem action='FullScreen'/>"

   167     "  </menu>"

   168     "  <menu action='HelpMenu'>"

   169     "   <menuitem action='About'/>"

   170     "  </menu>"

   171     " </menubar>"

   172     " <toolbar name='DebugToolbar'>"

   173     "  <toolitem action='GdromMount'/>"

   174     "  <toolitem action='Reset'/>"

   175     "  <toolitem action='Pause'/>"

   176     "  <separator/>"

   177     "  <toolitem action='SingleStep'/>"

   178     "  <toolitem action='RunTo'/>"

   179     "  <toolitem action='Run'/>"

   180     "  <toolitem action='SetBreakpoint'/>"

   181     "  <separator/>"

   182     "  <toolitem action='LoadState'/>"

   183     "  <toolitem action='SaveState'/>"

   184     " </toolbar>"

   185     "</ui>";

   187 gboolean gui_parse_cmdline( int *argc, char **argv[] )

   188 {

   189     gtk_gui_init_ok = gtk_init_check( argc, argv );

   190     return gtk_gui_init_ok;

   191 }

   193 gboolean gui_init( gboolean withDebug )

   194 {

   195     if( gtk_gui_init_ok ) {

   196 	GError *error = NULL;

   197 	dreamcast_register_module( &gtk_gui_module );

   198 	gtk_gui_alloc_resources();

   200 	global_action_group = gtk_action_group_new("MenuActions");

   201 	gtk_action_group_set_translation_domain( global_action_group, NULL );

   202 	gtk_action_group_add_actions( global_action_group, ui_actions, G_N_ELEMENTS(ui_actions), NULL );

   203 	gtk_action_group_add_toggle_actions( global_action_group, ui_toggle_actions, G_N_ELEMENTS(ui_toggle_actions), NULL );

   204 	gtk_gui_enable_action("AudioSettings", FALSE);

   205 	gtk_gui_enable_action("NetworkSettings", FALSE);

   206 	gtk_gui_enable_action("VideoSettings", FALSE);

   208 	global_ui_manager = gtk_ui_manager_new();

   209 	gtk_ui_manager_set_add_tearoffs(global_ui_manager, TRUE);

   210 	gtk_ui_manager_insert_action_group( global_ui_manager, global_action_group, 0 );

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

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

   214 	    g_error_free (error);

   215 	    exit(1);

   216 	}

   217 	GtkAccelGroup *accel_group = gtk_ui_manager_get_accel_group (global_ui_manager);

   218 	GtkWidget *menubar = gtk_ui_manager_get_widget(global_ui_manager, "/MainMenu");

   219 	GtkWidget *toolbar = gtk_ui_manager_get_widget(global_ui_manager, "/MainToolbar");

   221 	GtkWidget *gdrommenuitem = gtk_ui_manager_get_widget(global_ui_manager, "/MainMenu/FileMenu/GdromSettings");

   222 	gdrom_menu_init();

   223 	GtkWidget *gdrommenu = gdrom_menu_new();

   224 	gtk_menu_item_set_submenu( GTK_MENU_ITEM(gdrommenuitem), gdrommenu );

   225 	main_win = main_window_new( APP_NAME " " APP_VERSION, menubar, toolbar, accel_group  );

   226 	if( withDebug ) {

   227 	    gtk_gui_show_debugger();

   228 	}

   230 	return TRUE;

   231     } else {

   232 	return FALSE;

   233     }

   234 }

   236 void gui_main_loop(void)

   237 {

   238     gtk_main();

   239 }

   241 gboolean gui_error_dialog( const char *msg, ... )

   242 {

   243     if( main_win != NULL ) {

   244 	va_list args;

   245 	GtkWidget *dialog =

   246 	    gtk_message_dialog_new( main_window_get_frame(main_win), GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,

   247 				    GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, NULL );

   248 	va_start(args, msg);

   249 	gchar *markup = g_markup_vprintf_escaped( msg, args );

   250 	va_end( args );

   251 	gtk_message_dialog_set_markup( GTK_MESSAGE_DIALOG(dialog), markup );

   252 	g_free(markup);

   253 	gtk_dialog_run(GTK_DIALOG(dialog));

   254 	gtk_widget_destroy(dialog);

   255 	return TRUE;

   256     }

   257     return FALSE;

   258 }

   260 void gui_update_io_activity( io_activity_type io, gboolean active )

   261 {

   263 }

   265 void gtk_gui_show_debugger()

   266 {

   267     if( debug_win ) {

   268 	debug_window_show(debug_win, TRUE);

   269     } else {

   270 	GtkAccelGroup *accel_group = gtk_ui_manager_get_accel_group (global_ui_manager);

   271 	GtkWidget *menubar = gtk_ui_manager_get_widget(global_ui_manager, "/DebugMenu");

   272 	GtkWidget *toolbar = gtk_ui_manager_get_widget(global_ui_manager, "/DebugToolbar");

   273 	GtkWidget *gdrommenuitem = gtk_ui_manager_get_widget(global_ui_manager, "/DebugMenu/FileMenu/GdromSettings");

   274 	GtkWidget *gdrommenu = gdrom_menu_new();

   275 	gtk_menu_item_set_submenu( GTK_MENU_ITEM(gdrommenuitem), gdrommenu );

   276 	gchar *title = g_strdup_printf( APP_NAME " " APP_VERSION " :: %s", _("Debugger"));

   277 	debug_win = debug_window_new( title, menubar, toolbar, accel_group  );

   278 	g_free(title);

   279     }

   280 }

   282 void gtk_gui_show_mmio()

   283 {

   284     if( mmio_win ) {

   285 	mmio_window_show(mmio_win, TRUE);

   286     } else {

   287 	gchar *title = g_strdup_printf( APP_NAME " " APP_VERSION " :: %s", _("MMIO Registers"));

   288 	mmio_win = mmio_window_new( title );

   289 	g_free(title);

   290     }

   291 }

   294 main_window_t gtk_gui_get_main()

   295 {

   296     return main_win;

   297 }

   299 debug_window_t gtk_gui_get_debugger()

   300 {

   301     return debug_win;

   302 }

   304 mmio_window_t gtk_gui_get_mmio()

   305 {

   306     return mmio_win;

   307 }

   309 GtkWidget *gtk_gui_get_renderarea()

   310 {

   311     if( main_win == NULL ) {

   312 	return NULL;

   313     } else {

   314 	return main_window_get_renderarea(main_win);

   315     }

   316 }

   318 /**

   319  * Hook called when DC starts running. Just disables the run/step buttons

   320  * and enables the stop button.

   321  */

   322 void gtk_gui_start( void )

   323 {

   324     main_window_set_running( main_win, TRUE );

   325     if( debug_win != NULL ) {

   326 	debug_window_set_running( debug_win, TRUE );

   327     }

   328     gtk_gui_nanos = 0;

   329     gettimeofday(&gtk_gui_lasttv,NULL);

   330 }

   332 /**

   333  * Hook called when DC stops running. Enables the run/step buttons

   334  * and disables the stop button.

   335  */

   336 void gtk_gui_stop( void )

   337 {

   338     main_window_set_running( main_win, FALSE );

   339     gtk_gui_update();

   340 }

   342 void gtk_gui_update( void )

   343 {

   344     if( debug_win ) {

   345 	debug_window_set_running( debug_win, FALSE );

   346 	debug_window_update(debug_win);

   347     }

   348     if( mmio_win ) {

   349 	mmio_window_update(mmio_win);

   350     }

   351     dump_window_update_all();

   352 }

   354 /**

   355  * Module run-slice. Because UI processing is fairly expensive, only

   356  * run the processing about 10 times a second while we're emulating.

   357  */

   358 uint32_t gtk_gui_run_slice( uint32_t nanosecs )

   359 {

   360     gtk_gui_nanos += nanosecs;

   361     if( gtk_gui_nanos > 100000000 ) {

   362 	struct timeval tv;

   363 	while( gtk_events_pending() )

   364 	    gtk_main_iteration();

   366 	gettimeofday(&tv,NULL);

   367 	double ns = ((tv.tv_sec - gtk_gui_lasttv.tv_sec) * 1000000000.0) +

   368 	    ((tv.tv_usec - gtk_gui_lasttv.tv_usec)*1000.0);

   369 	double speed = (float)( (double)gtk_gui_nanos * 100.0 / ns );

   370 	gtk_gui_lasttv.tv_sec = tv.tv_sec;

   371 	gtk_gui_lasttv.tv_usec = tv.tv_usec;

   372 	main_window_set_speed( main_win, speed );

   373 	gtk_gui_nanos = 0;

   374     }

   375     return nanosecs;

   376 }

   379 PangoFontDescription *gui_fixed_font;

   380 GdkColor gui_colour_normal, gui_colour_changed, gui_colour_error;

   381 GdkColor gui_colour_warn, gui_colour_pc, gui_colour_debug;

   382 GdkColor gui_colour_trace, gui_colour_break, gui_colour_temp_break;

   383 GdkColor gui_colour_white;

   385 void gtk_gui_alloc_resources() {

   386     GdkColormap *map;

   388     gui_colour_normal.red = gui_colour_normal.green = gui_colour_normal.blue = 0;

   389     gui_colour_changed.red = gui_colour_changed.green = 64*256;

   390     gui_colour_changed.blue = 154*256;

   391     gui_colour_error.red = 65535;

   392     gui_colour_error.green = gui_colour_error.blue = 64*256;

   393     gui_colour_pc.red = 32*256;

   394     gui_colour_pc.green = 170*256;

   395     gui_colour_pc.blue = 52*256;

   396     gui_colour_warn = gui_colour_changed;

   397     gui_colour_trace.red = 156*256;

   398     gui_colour_trace.green = 78*256;

   399     gui_colour_trace.blue = 201*256;

   400     gui_colour_debug = gui_colour_pc;

   401     gui_colour_break.red = 65535;

   402     gui_colour_break.green = gui_colour_break.blue = 192*256;

   403     gui_colour_temp_break.red = gui_colour_temp_break.green = 128*256;

   404     gui_colour_temp_break.blue = 32*256;

   405     gui_colour_white.red = gui_colour_white.green = gui_colour_white.blue = 65535;

   407     map = gdk_colormap_new(gdk_visual_get_best(), TRUE);

   408     gdk_colormap_alloc_color(map, &gui_colour_normal, TRUE, TRUE);

   409     gdk_colormap_alloc_color(map, &gui_colour_changed, TRUE, TRUE);

   410     gdk_colormap_alloc_color(map, &gui_colour_error, TRUE, TRUE);

   411     gdk_colormap_alloc_color(map, &gui_colour_warn, TRUE, TRUE);

   412     gdk_colormap_alloc_color(map, &gui_colour_pc, TRUE, TRUE);

   413     gdk_colormap_alloc_color(map, &gui_colour_debug, TRUE, TRUE);

   414     gdk_colormap_alloc_color(map, &gui_colour_trace, TRUE, TRUE);

   415     gdk_colormap_alloc_color(map, &gui_colour_break, TRUE, TRUE);

   416     gdk_colormap_alloc_color(map, &gui_colour_temp_break, TRUE, TRUE);

   417     gdk_colormap_alloc_color(map, &gui_colour_white, TRUE, TRUE);

   418     gui_fixed_font = pango_font_description_from_string("Courier 10");

   419 }

   421 gint gtk_gui_run_property_dialog( const gchar *title, GtkWidget *panel, gtk_dialog_done_fn fn )

   422 {

   423     GtkWidget *dialog =

   424 	gtk_dialog_new_with_buttons(title, main_window_get_frame(main_win),

   425 				    GTK_DIALOG_MODAL|GTK_DIALOG_DESTROY_WITH_PARENT,

   426 				    GTK_STOCK_OK, GTK_RESPONSE_ACCEPT,

   427 				    GTK_STOCK_CANCEL, GTK_RESPONSE_REJECT,

   428 				    NULL);

   429     gint result;

   430     gtk_widget_show_all(panel);

   431     gtk_container_add( GTK_CONTAINER(GTK_DIALOG(dialog)->vbox), panel );

   432     result = gtk_dialog_run( GTK_DIALOG(dialog) );

   433     if( fn != NULL ) {

   434 	fn(panel, result == GTK_RESPONSE_ACCEPT);

   435     }

   436     gtk_widget_destroy( dialog );

   437     return result;

   438 }

   440 void gtk_gui_enable_action( const gchar *action, gboolean enable )

   441 {

   442     gtk_action_set_sensitive( gtk_action_group_get_action( global_action_group, action), enable);

   443 }

   445 static void delete_frame_buffer( guchar *pixels, gpointer buffer )

   446 {

   447     if( buffer != NULL ) {

   448 	g_free(buffer);

   449     }

   450 }

   452 GdkPixbuf *gdk_pixbuf_new_from_frame_buffer( frame_buffer_t buffer )

   453 {

   454     return gdk_pixbuf_new_from_data( (unsigned char *)buffer->data,

   455 				     GDK_COLORSPACE_RGB,

   456 				     (buffer->colour_format == COLFMT_BGRA8888),

   457 				     8,

   458 				     buffer->width,

   459 				     buffer->height,

   460 				     buffer->rowstride,

   461 				     delete_frame_buffer,

   462 				     buffer );

   463 }