nautilus-application.c 18.4 KB
Newer Older
Gene Z. Ragan's avatar
CVS:  
Gene Z. Ragan committed
1
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
2 3 4 5 6 7 8

/*
 *  Nautilus
 *
 *  Copyright (C) 1999, 2000 Red Hat, Inc.
 *  Copyright (C) 2000 Eazel, Inc.
 *
9
 *  Nautilus is free software; you can redistribute it and/or
10 11 12 13
 *  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.
 *
14
 *  Nautilus is distributed in the hope that it will be useful,
15 16 17 18 19
 *  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.
 *
 *  You should have received a copy of the GNU General Public License
20
 *  along with this program; if not, write to the Free Software
21 22 23 24 25 26
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 *  Author: Elliot Lee <sopwith@redhat.com>,
 *
 */

27
#include <config.h>
28
#include "nautilus-application.h"
29

30 31
#include "nautilus-shell-interface.h"

32
#include "file-manager/fm-icon-view.h"
33
#include "file-manager/fm-desktop-icon-view.h"
34
#include "file-manager/fm-list-view.h"
35
#include "file-manager/fm-search-list-view.h"
36 37 38
#include "nautilus-desktop-window.h"
#include "nautilus-first-time-druid.h"
#include "nautilus-shell.h"
39
#include "nautilus-main.h"
40
#include <bonobo.h>
41 42 43 44
#include <libgnome/gnome-i18n.h>
#include <libgnome/gnome-util.h>
#include <libgnomeui/gnome-messagebox.h>
#include <libgnomeui/gnome-stock.h>
45
#include <libnautilus-extensions/nautilus-file-utilities.h>
46
#include <libnautilus-extensions/nautilus-gtk-macros.h>
47
#include <libnautilus-extensions/nautilus-icon-factory.h>
48
#include <libnautilus-extensions/nautilus-stock-dialogs.h>
49
#include <libnautilus-extensions/nautilus-string-list.h>
50
#include <libnautilus-extensions/nautilus-undo-manager.h>
51
#include <liboaf/liboaf.h>
52

53 54 55
#define FACTORY_IID	"OAFIID:nautilus_factory:bd1e1862-92d7-4391-963e-37583f0daef3"
#define ICON_VIEW_IID	"OAFIID:nautilus_file_manager_icon_view:42681b21-d5ca-4837-87d2-394d88ecc058"
#define LIST_VIEW_IID	"OAFIID:nautilus_file_manager_list_view:521e489d-0662-4ad7-ac3a-832deabe111c"
56
#define SEARCH_LIST_VIEW_IID "OAFIID:nautilus_file_manager_search_list_view:b186e381-198e-43cf-9c46-60b6bb35db0b"
57
#define SHELL_IID	"OAFIID:nautilus_shell:cd5183b2-3913-4b74-9b8e-10528b0de08d"
58

59 60 61 62 63
static CORBA_boolean manufactures                                (PortableServer_Servant    servant,
								  const CORBA_char         *iid,
								  CORBA_Environment        *ev);
static CORBA_Object  create_object                               (PortableServer_Servant    servant,
								  const CORBA_char         *iid,
Maciej Stachowiak's avatar
Maciej Stachowiak committed
64
								  const GNOME_stringlist  *params,
65 66 67 68 69
								  CORBA_Environment        *ev);
static void          nautilus_application_initialize             (NautilusApplication      *application);
static void          nautilus_application_initialize_class       (NautilusApplicationClass *klass);
static void          nautilus_application_destroy                (GtkObject                *object);
static void          nautilus_application_check_user_directories (NautilusApplication      *application);
70
static gboolean	     check_for_and_run_as_super_user 		 (void);
Ramiro Estrugo's avatar
Ramiro Estrugo committed
71
static gboolean	     need_to_show_first_time_druid		 (void);
72 73 74

NAUTILUS_DEFINE_CLASS_BOILERPLATE (NautilusApplication, nautilus_application, BONOBO_OBJECT_TYPE)

75
static POA_GNOME_ObjectFactory__epv factory_epv = {
Gene Z. Ragan's avatar
CVS:  
Gene Z. Ragan committed
76
	NULL,
77 78 79 80
	&manufactures,
	&create_object
};
static PortableServer_ServantBase__epv base_epv;
81
static POA_GNOME_ObjectFactory__vepv vepv = {
82 83
	&base_epv,
	&factory_epv
84 85 86
};

static CORBA_boolean
87 88 89
manufactures (PortableServer_Servant servant,
	      const CORBA_char *iid,
	      CORBA_Environment *ev)
90
{
91
	return strcmp (iid, ICON_VIEW_IID) == 0
92
		|| strcmp (iid, NAUTILUS_DESKTOP_ICON_VIEW_IID) == 0
93
		|| strcmp (iid, LIST_VIEW_IID) == 0
94
		|| strcmp (iid, SEARCH_LIST_VIEW_IID) == 0
95
		|| strcmp (iid, SHELL_IID) == 0;
96 97 98
}

static CORBA_Object
99 100
create_object (PortableServer_Servant servant,
	       const CORBA_char *iid,
Maciej Stachowiak's avatar
Maciej Stachowiak committed
101
	       const GNOME_stringlist *params,
102
	       CORBA_Environment *ev)
103
{
104
	BonoboObject *object;
105
	FMDirectoryView *directory_view;
106
	NautilusApplication *application;
107

108
	if (strcmp (iid, ICON_VIEW_IID) == 0) {
109
		directory_view = FM_DIRECTORY_VIEW (gtk_object_new (fm_icon_view_get_type (), NULL));
110
		object = BONOBO_OBJECT (fm_directory_view_get_nautilus_view (directory_view));
111 112 113
	} else if (strcmp (iid, NAUTILUS_DESKTOP_ICON_VIEW_IID) == 0) {
		directory_view = FM_DIRECTORY_VIEW (gtk_object_new (fm_desktop_icon_view_get_type (), NULL));
		object = BONOBO_OBJECT (fm_directory_view_get_nautilus_view (directory_view));
114
	} else if (strcmp (iid, LIST_VIEW_IID) == 0) {
115
		directory_view = FM_DIRECTORY_VIEW (gtk_object_new (fm_list_view_get_type (), NULL));
116
		object = BONOBO_OBJECT (fm_directory_view_get_nautilus_view (directory_view));
117 118 119
	} else if (strcmp (iid, SEARCH_LIST_VIEW_IID) == 0) {
		directory_view = FM_DIRECTORY_VIEW (gtk_object_new (fm_search_list_view_get_type (), NULL));
		object = BONOBO_OBJECT (fm_directory_view_get_nautilus_view (directory_view));
120
	} else if (strcmp (iid, SHELL_IID) == 0) {
121 122
		application = NAUTILUS_APPLICATION (((BonoboObjectServant *) servant)->bonobo_object);
		object = BONOBO_OBJECT (nautilus_shell_new (application));
Gene Z. Ragan's avatar
CVS:  
Gene Z. Ragan committed
123
	} else {
124
		return CORBA_OBJECT_NIL;
Gene Z. Ragan's avatar
CVS:  
Gene Z. Ragan committed
125
	}
126 127

	return CORBA_Object_duplicate (bonobo_object_corba_objref (object), ev);
128 129
}

130
static CORBA_Object
131 132 133
create_factory (PortableServer_POA poa,
		NautilusApplication *bonobo_object,
		CORBA_Environment *ev)
134
{
135
	BonoboObjectServant *servant;
Gene Z. Ragan's avatar
CVS:  
Gene Z. Ragan committed
136

137
	servant = g_new0 (BonoboObjectServant, 1);
138 139
	((POA_GNOME_ObjectFactory *) servant)->vepv = &vepv;
	POA_GNOME_ObjectFactory__init ((PortableServer_Servant) servant, ev);
140
	return bonobo_object_activate_servant (BONOBO_OBJECT (bonobo_object), servant);
141 142
}

143
/* Keeps track of the one and only desktop window. */
144
static NautilusDesktopWindow *nautilus_application_desktop_window;
145 146 147 148 149 150 151 152 153

/* Keeps track of all the nautilus windows. */
static GSList *nautilus_application_window_list;

GSList *nautilus_application_windows (void)
{
	return nautilus_application_window_list;
}

154
static void
155
nautilus_application_initialize_class (NautilusApplicationClass *klass)
156
{
157
	GTK_OBJECT_CLASS (klass)->destroy = nautilus_application_destroy;
158 159 160
}

static void
161
nautilus_application_initialize (NautilusApplication *application)
162
{
163
	CORBA_Environment ev;
164
	CORBA_Object corba_object;
165

166
	CORBA_exception_init (&ev);
167
	corba_object = create_factory (bonobo_poa (), application, &ev);
168 169 170 171
	if (ev._major != CORBA_NO_EXCEPTION) {
		g_error ("could not create factory");
	}
	CORBA_exception_free (&ev);
172
	
173
	bonobo_object_construct (BONOBO_OBJECT (application), corba_object);
174
	
175 176
	/* Create an undo manager */
	application->undo_manager = nautilus_undo_manager_new ();
177 178
}

179 180
NautilusApplication *
nautilus_application_new (void)
181
{
182
	return NAUTILUS_APPLICATION (gtk_object_new (nautilus_application_get_type (), NULL));
183 184 185
}

static void
186
nautilus_application_destroy (GtkObject *object)
187
{
188 189 190 191
	NautilusApplication *application;

	application = NAUTILUS_APPLICATION (object);

192
	nautilus_bookmarks_exiting ();
193

194 195
	bonobo_object_unref (BONOBO_OBJECT (application->undo_manager));

196 197
	NAUTILUS_CALL_PARENT_CLASS (GTK_OBJECT_CLASS, destroy, (object));
}
198

199
static void
200
nautilus_application_check_user_directories (NautilusApplication *application)
201
{
202 203 204
	char			*user_directory;
	char			*user_main_directory;
	char			*desktop_directory;
205 206
	NautilusStringList	*dir_list;
	
207
	g_assert (NAUTILUS_IS_APPLICATION (application));
208 209 210 211 212

	user_directory = nautilus_get_user_directory ();
	user_main_directory = nautilus_get_user_main_directory ();
	desktop_directory = nautilus_get_desktop_directory ();

213
	dir_list = nautilus_string_list_new (TRUE);
214 215
	
	/* FIXME bugzilla.eazel.com 1115: Need better name for "User Directory"
216 217
	 * and "User Data Directory". Perhaps it's OK to use the word "directory"
	 * instead of "folder" in this technical error case.
218 219 220
	 */

	if (!g_file_test (user_directory, G_FILE_TEST_ISDIR)) {
221
		nautilus_string_list_insert (dir_list, _("User Directory"));
222
	}
223
	g_free (user_directory);
224 225
	    
	if (!g_file_test (user_main_directory, G_FILE_TEST_ISDIR)) {
226
		nautilus_string_list_insert (dir_list, _("User Main Directory"));
227
	}
228
	g_free (user_main_directory);
229 230
	    
	if (!g_file_test (desktop_directory, G_FILE_TEST_ISDIR)) {
231
		nautilus_string_list_insert (dir_list, _("Desktop Directory"));
232
	}
233
	g_free (desktop_directory);
234 235 236 237 238 239 240 241 242 243 244 245

	if (nautilus_string_list_get_length (dir_list) > 0) {
		char *dir_list_concatenated;
		char *error_string;

		dir_list_concatenated = nautilus_string_list_as_concatenated_string (dir_list, "\n");
		
		error_string = g_strdup_printf ("%s\n\n%s\n\n%s",
						"The following directories are missing:",
						dir_list_concatenated,
						"Please restart Nautilus to fix this problem.");

246
		nautilus_error_dialog (error_string, _("Missing Directories"), NULL);
247 248 249 250 251 252 253 254

		g_free (dir_list_concatenated);
		g_free (error_string);
	}

	nautilus_string_list_free (dir_list);
}

255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283
static int
nautilus_strv_length (const char * const *strv)
{
	const char * const *p;

	for (p = strv; *p != NULL; p++) { }
	return p - strv;
}

static Nautilus_URIList *
nautilus_make_uri_list_from_strv (const char * const *strv)
{
	int length, i;
	Nautilus_URIList *uri_list;

	length = nautilus_strv_length (strv);

	uri_list = Nautilus_URIList__alloc ();
	uri_list->_maximum = length;
	uri_list->_length = length;
	uri_list->_buffer = CORBA_sequence_Nautilus_URI_allocbuf (length);
	for (i = 0; i < length; i++) {
		uri_list->_buffer[i] = CORBA_string_dup (strv[i]);
	}
	CORBA_sequence_set_release (uri_list, CORBA_TRUE);

	return uri_list;
}

284
void
285
nautilus_application_startup (NautilusApplication *application,
286
			      gboolean kill_shell,
287
			      gboolean restart_shell,
288 289
			      gboolean stop_desktop,
			      gboolean start_desktop,
290
			      const char *urls[])
291
{
292 293
	CORBA_Environment ev;
	Nautilus_Shell shell;
294 295 296
	OAF_RegistrationResult result;
	const char *message, *detailed_message;
	GnomeDialog *dialog;
297 298
	Nautilus_URIList *url_list;

299 300
	/* Perform check for nautilus being run as super user */
	if (!check_for_and_run_as_super_user ()) {
301
		return;
302
	}
Ramiro Estrugo's avatar
Ramiro Estrugo committed
303 304 305

	/* Run the first time startup druid if needed. */
	if (need_to_show_first_time_druid ()) {
306
		nautilus_first_time_druid_show (application, start_desktop, urls);
307
		return;
308
	}
Ramiro Estrugo's avatar
Ramiro Estrugo committed
309
	
310
	/* Check the user's ~/.nautilus directories and post warnings
311
	 * if there are problems.
312
	 */
313
	nautilus_application_check_user_directories (application);
314

315 316
	CORBA_exception_init (&ev);

317 318 319 320 321 322 323 324 325
	/* Start up the factory. */
	for (;;) {
		/* Try to register the file manager view factory with OAF. */
		result = oaf_active_server_register
			(FACTORY_IID,
			 bonobo_object_corba_objref (BONOBO_OBJECT (application)));
		switch (result) {
		case OAF_REG_SUCCESS:
			/* We are registered with OAF and all is right with the world. */
326 327
		case OAF_REG_ALREADY_ACTIVE:
			/* Another copy of . */
328
			message = NULL;
329
			detailed_message = NULL;
330 331 332 333 334 335 336 337 338 339 340 341 342 343 344
			break;
		case OAF_REG_NOT_LISTED:
			/* Can't register myself due to trouble locating the
			 * nautilus.oafinfo file. This has happened when you
			 * launch Nautilus with an LD_LIBRARY_PATH that
			 * doesn't include the directory containg the oaf
			 * library. It could also happen if the
			 * nautilus.oafinfo file was not present for some
			 * reason. Sometimes killing oafd and gconfd fixes
			 * this problem but we don't exactly understand why,
			 * since neither of the above causes explain it.
			 */
			message = _("Nautilus can't be used now. "
				    "Rebooting the computer or installing "
				    "Nautilus again may fix the problem.");
345
			/* FIXME bugzilla.eazel.com 2536: The guesses and stuff here are lame. */
346 347
			detailed_message = _("Nautilus can't be used now. "
					     "Rebooting the computer or installing "
348
					     "Nautilus again may fix the problem.\n\n"
349 350 351 352
					     "OAF couldn't locate the nautilus.oafinfo file. "
					     "One cause of this seems to be an LD_LIBRARY_PATH "
					     "that does not include the oaf library's directory. "
					     "Another possible cause would be bad install "
353
					     "with a missing nautilus.oafinfo file.\n\n"
354
					     "Sometimes killing oafd and gconfd fixes "
355
					     "the problem, but we don't know why.\n\n"
356 357 358 359 360 361 362 363 364 365
					     "We need a much less confusing message here for Nautilus 1.0.");
			break;
		default:
			/* This should never happen. */
			g_warning ("bad error code from oaf_active_server_register");
		case OAF_REG_ERROR:
			/* Some misc. error (can never happen with current
			 * version of OAF). Show dialog and terminate the
			 * program.
			 */
366
			/* FIXME bugzilla.eazel.com 2537: Looks like this does happen with the
367 368 369 370
			 * current OAF. I guess I read the code
			 * wrong. Need to figure out when and make a
			 * good message.
			 */
371 372 373 374 375
			message = _("Nautilus can't be used now, due to an unexpected error.");
			detailed_message = _("Nautilus can't be used now, due to an unexpected error "
					     "from OAF when attempting to register the file manager view server.");
			break;
		}
376 377 378 379 380 381 382 383 384 385 386 387

		/* Get the shell object. */
		if (message == NULL) {
			shell = oaf_activate_from_id (SHELL_IID, 0, NULL, NULL);
			if (!CORBA_Object_is_nil (shell, &ev)) {
				break;
			}

			/* If we couldn't find ourselves it's a bad problem so
			 * we better stop looping.
			 */
			if (result == OAF_REG_SUCCESS) {
388
				/* FIXME bugzilla.eazel.com 2538: When can this happen? */
389 390 391 392 393 394
				message = _("Nautilus can't be used now, due to an unexpected error.");
				detailed_message = _("Nautilus can't be used now, due to an unexpected error "
						     "from OAF when attempting to locate the factory.");
			}
		}

395
		if (message != NULL) {
396
			dialog = nautilus_error_dialog_with_details (message, NULL, detailed_message, NULL);
397 398
			/* We need the main event loop so the user has a chance to see the dialog. */
			nautilus_main_event_loop_register (GTK_OBJECT (dialog));
399
			goto out;
400 401 402
		}
	}

403 404
	if (kill_shell) {
		Nautilus_Shell_quit (shell, &ev);
405 406
	} else if (restart_shell) {
		Nautilus_Shell_restart (shell, &ev);
407 408 409 410
	} else {
		if (start_desktop) {
			Nautilus_Shell_start_desktop (shell, &ev);
		}
411

412 413 414
		if (stop_desktop) {
			Nautilus_Shell_stop_desktop (shell, &ev);
		}
415

416 417 418 419 420 421 422 423
	  	/* Create the other windows. */
		if (urls != NULL) {
			url_list = nautilus_make_uri_list_from_strv (urls);
			Nautilus_Shell_open_windows (shell, url_list, &ev);
			CORBA_free (url_list);
		} else if (!start_desktop && !stop_desktop) {
			Nautilus_Shell_open_default_window (shell, &ev);
		}
424
	}
425

426
	/* We're done with the shell now, so let it go. */
427
	bonobo_object_release_unref (shell, &ev);
428

429
 out:
430
	CORBA_exception_free (&ev);
431 432 433
}

static void
434 435
nautilus_application_create_desktop_window (NautilusApplication *application)
{
436 437
	g_return_if_fail (nautilus_application_desktop_window == NULL);
	g_return_if_fail (NAUTILUS_IS_APPLICATION (application));
438

439 440
	nautilus_application_desktop_window = nautilus_desktop_window_new (application);
	gtk_widget_show (GTK_WIDGET (nautilus_application_desktop_window));
441 442 443 444
}

void
nautilus_application_open_desktop (NautilusApplication *application)
445
{
446 447
	if (nautilus_application_desktop_window == NULL) {
		nautilus_application_create_desktop_window (application);
448 449 450 451 452 453
	}
}

void
nautilus_application_close_desktop (void)
{
454
	if (nautilus_application_desktop_window != NULL) {
455
		gtk_widget_destroy (GTK_WIDGET (nautilus_application_desktop_window));
456
		nautilus_application_desktop_window = NULL;
457
	}	
458 459
}

460 461 462
void
nautilus_application_close_all_windows (void)
{
463
	while (nautilus_application_window_list != NULL) {
464 465 466 467
		nautilus_window_close (NAUTILUS_WINDOW (nautilus_application_window_list->data));
	}
}

468
static void
469
nautilus_application_destroyed_window (GtkObject *object, NautilusApplication *application)
470
{
471
	nautilus_application_window_list = g_slist_remove (nautilus_application_window_list, object);
472 473
}

474 475 476 477 478 479 480 481 482 483 484 485 486
static gboolean
nautilus_window_delete_event_callback (GtkWidget *widget,
				       GdkEvent *event,
				       gpointer user_data)
{
	NautilusWindow *window;

	window = NAUTILUS_WINDOW (widget);
	nautilus_window_close (window);

	return TRUE;
}				       

487
NautilusWindow *
488
nautilus_application_create_window (NautilusApplication *application)
489
{
490
	NautilusWindow *window;
491 492

	g_return_val_if_fail (NAUTILUS_IS_APPLICATION (application), NULL);
493
	
494
	window = NAUTILUS_WINDOW (gtk_widget_new (nautilus_window_get_type (),
495
						  "app", GTK_OBJECT (application),
496
						  "app_id", "nautilus", NULL));
497
	
498 499 500 501
	gtk_signal_connect (GTK_OBJECT (window), 
			    "delete_event", GTK_SIGNAL_FUNC (nautilus_window_delete_event_callback),
                    	    NULL);

502
	gtk_signal_connect (GTK_OBJECT (window),
503
			    "destroy", nautilus_application_destroyed_window,
504 505
			    application);

506
	nautilus_application_window_list = g_slist_prepend (nautilus_application_window_list, window);
507

Gene Z. Ragan's avatar
CVS:  
Gene Z. Ragan committed
508
	/* Do not yet show the window. It will be shown later on if it can
509 510 511
	 * successfully display its initial URI. Otherwise it will be destroyed
	 * without ever having seen the light of day.
	 */
512

513
	return window;
514
}
515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545

/*
 * check_for_super_user:
 *
 * Puts out a warning if the user is running nautilus as root.
 */
static gboolean
check_for_and_run_as_super_user (void)
{
	GtkWidget *warning_dlg;
	gint result;
	if (geteuid () != 0) {
		return TRUE;
	}

	warning_dlg = gnome_message_box_new (
		_("You are running Nautilus as root.\n\n"
		  "As root, you can damage your system if you are not careful, and\n"
		  "Nautilus will not stop you from doing it."),
		GNOME_MESSAGE_BOX_WARNING,
		GNOME_STOCK_BUTTON_OK, GNOME_STOCK_BUTTON_CANCEL, NULL);

	result = gnome_dialog_run_and_close (GNOME_DIALOG (warning_dlg));

	/* If they pressed cancel, quit the application */
	if (result == 1) {
		return FALSE;
	}

	return TRUE;
}
Ramiro Estrugo's avatar
Ramiro Estrugo committed
546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580

/*
 * need_to_show_first_time_druid
 *
 * Determine whether Nautilus needs to show the first time druid.
 * 
 * Note that the flag file indicating whether the druid has been
 * presented is: ~/.nautilus/first-time-wizard.
 *
 * Another alternative could be to use preferences to store this flag
 * However, there because of bug 1229 this is not yet possible.
 *
 * Also, for debugging purposes, it is convenient to have just one file
 * to kill in order to test the startup wizard:
 *
 * rm -f ~/.nautilus/first-time-wizard
 *
 * In order to accomplish the same thing with preferences, you would have
 * to either kill ALL your preferences or spend time digging in ~/.gconf
 * xml files finding the right one.
 */
static gboolean
need_to_show_first_time_druid (void)
{
	gboolean result;
	char *user_directory;
	char *druid_flag_file_name;

	user_directory = nautilus_get_user_directory ();

	druid_flag_file_name = g_strdup_printf ("%s/%s",
						user_directory,
						"first-time-wizard-flag");
	g_free (user_directory);

581
	result = !g_file_exists (druid_flag_file_name);	
Ramiro Estrugo's avatar
Ramiro Estrugo committed
582 583 584 585
	g_free (druid_flag_file_name);

	return result;
}