nautilus-application.c 26.4 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

/*
 *  Nautilus
 *
 *  Copyright (C) 1999, 2000 Red Hat, Inc.
7
 *  Copyright (C) 2000, 2001 Eazel, Inc.
8
 *
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
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
23 24
 *  Authors: Elliot Lee <sopwith@redhat.com>,
 *           Darin Adler <darin@eazel.com>
25 26 27
 *
 */

28
#include <config.h>
29
#include "nautilus-application.h"
30

31
#include "file-manager/fm-desktop-icon-view.h"
32
#include "file-manager/fm-icon-view.h"
33
#include "file-manager/fm-list-view.h"
34
#include "file-manager/fm-search-list-view.h"
35 36
#include "nautilus-desktop-window.h"
#include "nautilus-first-time-druid.h"
37
#include "nautilus-main.h"
38 39 40 41 42
#include "nautilus-shell-interface.h"
#include "nautilus-shell.h"
#include <bonobo/bonobo-main.h>
#include <bonobo/bonobo-object.h>
#include <gtk/gtksignal.h>
43
#include <libgnome/gnome-config.h>
44 45 46
#include <libgnome/gnome-i18n.h>
#include <libgnome/gnome-util.h>
#include <libgnomeui/gnome-messagebox.h>
47
#include <libgnomeui/gnome-client.h>
48
#include <libgnomeui/gnome-stock.h>
49
#include <libgnomevfs/gnome-vfs-utils.h>
50
#include <libnautilus-extensions/nautilus-file-utilities.h>
51
#include <libnautilus-extensions/nautilus-global-preferences.h>
52
#include <libnautilus-extensions/nautilus-gtk-macros.h>
53
#include <libnautilus-extensions/nautilus-icon-factory.h>
54
#include <libnautilus-extensions/nautilus-sound.h>
55
#include <libnautilus-extensions/nautilus-stock-dialogs.h>
56
#include <libnautilus-extensions/nautilus-string.h>
57
#include <libnautilus-extensions/nautilus-string-list.h>
58
#include <libnautilus-extensions/nautilus-undo-manager.h>
59
#include <libnautilus-extensions/nautilus-volume-monitor.h>
60
#include <libnautilus-extensions/nautilus-metafile-factory.h>
61
#include <liboaf/liboaf.h>
62

63 64 65
#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"
66
#define SEARCH_LIST_VIEW_IID "OAFIID:nautilus_file_manager_search_list_view:b186e381-198e-43cf-9c46-60b6bb35db0b"
67
#define SHELL_IID	     "OAFIID:nautilus_shell:cd5183b2-3913-4b74-9b8e-10528b0de08d"
68

69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87
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,
							    const GNOME_stringlist   *params,
							    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 gboolean      confirm_ok_to_run_as_root             (void);
static gboolean      need_to_show_first_time_druid         (void);
static void          desktop_changed_callback              (gpointer                  user_data);
static void          volume_mounted_callback               (NautilusVolumeMonitor    *monitor,
							    NautilusVolume           *volume,
							    NautilusApplication      *application);
static void          volume_unmounted_callback             (NautilusVolumeMonitor    *monitor,
							    NautilusVolume           *volume,
							    NautilusApplication      *application);
88
static void	     init_session 			    (void);
89 90 91

NAUTILUS_DEFINE_CLASS_BOILERPLATE (NautilusApplication, nautilus_application, BONOBO_OBJECT_TYPE)

92
static POA_GNOME_ObjectFactory__epv factory_epv = {
Gene Z. Ragan's avatar
CVS:  
Gene Z. Ragan committed
93
	NULL,
94 95 96 97
	&manufactures,
	&create_object
};
static PortableServer_ServantBase__epv base_epv;
98
static POA_GNOME_ObjectFactory__vepv vepv = {
99 100
	&base_epv,
	&factory_epv
101 102 103
};

static CORBA_boolean
104 105 106
manufactures (PortableServer_Servant servant,
	      const CORBA_char *iid,
	      CORBA_Environment *ev)
107
{
108
	return strcmp (iid, ICON_VIEW_IID) == 0
109
		|| strcmp (iid, NAUTILUS_DESKTOP_ICON_VIEW_IID) == 0
110
		|| strcmp (iid, LIST_VIEW_IID) == 0
111
		|| strcmp (iid, SEARCH_LIST_VIEW_IID) == 0
112 113
		|| strcmp (iid, SHELL_IID) == 0
		|| strcmp (iid, METAFILE_FACTORY_IID) == 0;
114 115 116
}

static CORBA_Object
117 118
create_object (PortableServer_Servant servant,
	       const CORBA_char *iid,
Maciej Stachowiak's avatar
Maciej Stachowiak committed
119
	       const GNOME_stringlist *params,
120
	       CORBA_Environment *ev)
121
{
122
	BonoboObject *object;
123
	FMDirectoryView *directory_view;
124
	NautilusApplication *application;
125

126
	if (strcmp (iid, ICON_VIEW_IID) == 0) {
127
		directory_view = FM_DIRECTORY_VIEW (gtk_object_new (fm_icon_view_get_type (), NULL));
128
		object = BONOBO_OBJECT (fm_directory_view_get_nautilus_view (directory_view));
129 130 131
	} 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));
132
	} else if (strcmp (iid, LIST_VIEW_IID) == 0) {
133
		directory_view = FM_DIRECTORY_VIEW (gtk_object_new (fm_list_view_get_type (), NULL));
134
		object = BONOBO_OBJECT (fm_directory_view_get_nautilus_view (directory_view));
135 136 137
	} 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));
138
	} else if (strcmp (iid, SHELL_IID) == 0) {
139 140
		application = NAUTILUS_APPLICATION (((BonoboObjectServant *) servant)->bonobo_object);
		object = BONOBO_OBJECT (nautilus_shell_new (application));
141 142
	} else if (strcmp (iid, METAFILE_FACTORY_IID) == 0) {
		object = BONOBO_OBJECT (nautilus_metafile_factory_get_instance ());
Gene Z. Ragan's avatar
CVS:  
Gene Z. Ragan committed
143
	} else {
144
		return CORBA_OBJECT_NIL;
Gene Z. Ragan's avatar
CVS:  
Gene Z. Ragan committed
145
	}
146 147

	return CORBA_Object_duplicate (bonobo_object_corba_objref (object), ev);
148 149
}

150
static CORBA_Object
151 152 153
create_factory (PortableServer_POA poa,
		NautilusApplication *bonobo_object,
		CORBA_Environment *ev)
154
{
155
	BonoboObjectServant *servant;
Gene Z. Ragan's avatar
CVS:  
Gene Z. Ragan committed
156

157
	servant = g_new0 (BonoboObjectServant, 1);
158 159
	((POA_GNOME_ObjectFactory *) servant)->vepv = &vepv;
	POA_GNOME_ObjectFactory__init ((PortableServer_Servant) servant, ev);
160
	return bonobo_object_activate_servant (BONOBO_OBJECT (bonobo_object), servant);
161 162
}

163
/* Keeps track of the one and only desktop window. */
164
static NautilusDesktopWindow *nautilus_application_desktop_window;
165 166

/* Keeps track of all the nautilus windows. */
167
static GList *nautilus_application_window_list;
168

169 170
GList *
nautilus_application_get_window_list (void)
171 172 173 174
{
	return nautilus_application_window_list;
}

175
static void
176
nautilus_application_initialize_class (NautilusApplicationClass *klass)
177
{
178
	GTK_OBJECT_CLASS (klass)->destroy = nautilus_application_destroy;
179 180 181
}

static void
182
nautilus_application_initialize (NautilusApplication *application)
183
{
184
	CORBA_Environment ev;
185
	CORBA_Object corba_object;
186

187
	CORBA_exception_init (&ev);
188
	corba_object = create_factory (bonobo_poa (), application, &ev);
189 190 191 192
	if (ev._major != CORBA_NO_EXCEPTION) {
		g_error ("could not create factory");
	}
	CORBA_exception_free (&ev);
193
	
194
	bonobo_object_construct (BONOBO_OBJECT (application), corba_object);
195
	
196 197
	/* Create an undo manager */
	application->undo_manager = nautilus_undo_manager_new ();
198

199 200 201 202 203 204 205 206 207 208 209
	/* Watch for volume mounts so we can restore open windows */
	gtk_signal_connect (GTK_OBJECT (nautilus_volume_monitor_get ()),
			    "volume_mounted",
			    volume_mounted_callback,
			    application);

	/* Watch for volume unmounts so we can close open windows */
	gtk_signal_connect (GTK_OBJECT (nautilus_volume_monitor_get ()),
			    "volume_unmounted",
			    volume_unmounted_callback,
			    application);
210 211
}

212 213
NautilusApplication *
nautilus_application_new (void)
214
{
215
	return NAUTILUS_APPLICATION (gtk_object_new (nautilus_application_get_type (), NULL));
216 217 218
}

static void
219
nautilus_application_destroy (GtkObject *object)
220
{
221 222 223 224
	NautilusApplication *application;

	application = NAUTILUS_APPLICATION (object);

225
	nautilus_bookmarks_exiting ();
226
	
227 228
	bonobo_object_unref (BONOBO_OBJECT (application->undo_manager));

229
	NAUTILUS_CALL_PARENT (GTK_OBJECT_CLASS, destroy, (object));
230
}
231

232 233
static gboolean
check_required_directories (NautilusApplication *application)
234
{
235 236 237
	char			*user_directory;
	char			*user_main_directory;
	char			*desktop_directory;
238
	NautilusStringList	*dir_list;
239 240 241 242 243
	char 			*dir_list_concatenated;
	char 			*error_string;
	char 			*dialog_title;
	GnomeDialog 		*dialog;
	int			 failed_count;
244
	
245
	g_assert (NAUTILUS_IS_APPLICATION (application));
246 247 248 249 250

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

251
	dir_list = nautilus_string_list_new (TRUE);
252 253
	
	if (!g_file_test (user_directory, G_FILE_TEST_ISDIR)) {
254
		nautilus_string_list_insert (dir_list, user_directory);
255
	}
256
	g_free (user_directory);
257 258
	    
	if (!g_file_test (user_main_directory, G_FILE_TEST_ISDIR)) {
259
		nautilus_string_list_insert (dir_list, user_main_directory);
260
	}
261
	g_free (user_main_directory);
262 263
	    
	if (!g_file_test (desktop_directory, G_FILE_TEST_ISDIR)) {
264
		nautilus_string_list_insert (dir_list, desktop_directory);
265
	}
266
	g_free (desktop_directory);
267

268
	failed_count = nautilus_string_list_get_length (dir_list);
269

270
	if (failed_count != 0) {
271 272
		dir_list_concatenated = nautilus_string_list_as_concatenated_string (dir_list, "\n");

273 274 275 276 277 278 279 280 281 282 283 284 285
		if (failed_count == 1) {
			dialog_title = g_strdup (_("Couldn't Create Required Folder"));
			error_string = g_strdup_printf ("Nautilus could not create the required folder \"%s\". "
							"Before running Nautilus, please create this folder, or "
							"set permissions such that Nautilus can create it.", dir_list_concatenated);
		} else {
			dialog_title = g_strdup (_("Couldn't Create Required Folders"));
			error_string = g_strdup_printf ("Nautilus could not create the following required folders:\n\n"
							"%s\n\n"
							"Before running Nautilus, please create these folders, or "
							"set permissions such that Nautilus can create them.", dir_list_concatenated);
		}
		
286
		dialog = nautilus_show_error_dialog (error_string, dialog_title, NULL);
287 288
		/* We need the main event loop so the user has a chance to see the dialog. */
		nautilus_main_event_loop_register (GTK_OBJECT (dialog));
289 290 291

		g_free (dir_list_concatenated);
		g_free (error_string);
292
		g_free (dialog_title);
293 294 295
	}

	nautilus_string_list_free (dir_list);
296 297

	return failed_count == 0;
298 299
}

300 301 302 303 304 305 306 307 308 309
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 *
310
nautilus_make_uri_list_from_shell_strv (const char * const *strv)
311 312 313
{
	int length, i;
	Nautilus_URIList *uri_list;
314
	char *translated_uri;
315 316 317 318 319 320 321 322

	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++) {
323 324 325 326
		translated_uri = nautilus_make_uri_from_shell_arg (strv[i]);
		uri_list->_buffer[i] = CORBA_string_dup (translated_uri);
		g_free (translated_uri);
		translated_uri = NULL;
327 328 329 330 331 332
	}
	CORBA_sequence_set_release (uri_list, CORBA_TRUE);

	return uri_list;
}

333
void
334
nautilus_application_startup (NautilusApplication *application,
335
			      gboolean kill_shell,
336
			      gboolean restart_shell,
337
			      gboolean start_desktop,
338
			      gboolean no_default_window,
339
			      gboolean do_first_time_druid_check,
340
			      const char *geometry,
341
			      const char *urls[])
342
{
343 344
	CORBA_Environment ev;
	Nautilus_Shell shell;
345 346 347
	OAF_RegistrationResult result;
	const char *message, *detailed_message;
	GnomeDialog *dialog;
348
	Nautilus_URIList *url_list;
349
	const CORBA_char *corba_geometry;
350 351 352
	int num_failures;

	num_failures = 0;
353

354
	/* Perform check for nautilus being run as super user */
355 356 357 358
	if (!(kill_shell || restart_shell)) {
		if (!confirm_ok_to_run_as_root ()) {
			return;
		}
359
	}
Ramiro Estrugo's avatar
Ramiro Estrugo committed
360

361
	/* Check the user's ~/.nautilus directories and post warnings
362
	 * if there are problems.
363
	 */
364 365 366
	if (!check_required_directories (application)) {
		return;
	}
367

368 369 370 371 372 373
	/* Run the first time startup druid if needed. */
	if (do_first_time_druid_check && need_to_show_first_time_druid ()) {
		nautilus_first_time_druid_show (application, start_desktop, urls);
		return;
	}
	
374 375 376
	/* initialize the sound machinery */
	nautilus_sound_initialize ();
	
377 378
	CORBA_exception_init (&ev);

379
	/* Start up the factory. */
380
	while (TRUE) {
381 382 383 384 385 386 387
		/* 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. */
388
		case OAF_REG_ALREADY_ACTIVE:
389
			/* Another copy of nautilus already is running and registered. */
390
			message = NULL;
391
			detailed_message = NULL;
392 393 394
			break;
		case OAF_REG_NOT_LISTED:
			/* Can't register myself due to trouble locating the
395
			 * Nautilus_Shell.oaf file. This has happened when you
396 397 398
			 * launch Nautilus with an LD_LIBRARY_PATH that
			 * doesn't include the directory containg the oaf
			 * library. It could also happen if the
399
			 * Nautilus_Shell.oaf file was not present for some
400 401 402 403 404
			 * 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. "
405 406 407 408
				    "Running the command \"nautilus-clean.sh -x\""
				    " from the console may fix the problem. If not,"
				    " you can try rebooting the computer or"
				    " installing Nautilus again.");
409
			/* FIXME bugzilla.eazel.com 2536: The guesses and stuff here are lame. */
410
			detailed_message = _("Nautilus can't be used now. "
411 412 413 414
					     "Running the command \"nautilus-clean.sh -x\""
					     " from the console may fix the problem. If not,"
					     " you can try rebooting the computer or"
					     " installing Nautilus again.\n\n"
415
					     "OAF couldn't locate the Nautilus_shell.oaf file. "
416 417 418
					     "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 "
419
					     "with a missing Nautilus_Shell.oaf file.\n\n"
420 421 422
					     "Running \"nautilus-clean.sh -x\" will kill all "
					     "OAF and GConf processes, which may be needed by "
					     "other applications.\n\n"
423
					     "Sometimes killing oafd and gconfd fixes "
424
					     "the problem, but we don't know why.\n\n"
425 426
					     "We have also seen this error when a faulty "
					     "version of oaf was installed.");
427 428 429 430 431 432 433 434 435
			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.
			 */
436
			/* FIXME bugzilla.eazel.com 2537: Looks like this does happen with the
437 438 439 440
			 * current OAF. I guess I read the code
			 * wrong. Need to figure out when and make a
			 * good message.
			 */
441 442 443 444 445
			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;
		}
446 447 448 449 450 451 452 453 454 455 456 457

		/* 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) {
458
				/* FIXME bugzilla.eazel.com 2538: When can this happen? */
459 460
				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 "
461 462 463 464 465 466 467 468 469 470 471
						     "from OAF when attempting to locate the factory."
						     "Killing oafd and restarting Nautilus may help fix the problem.");
			} else {
				num_failures++;
				if (num_failures > 20) {
					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 shell object. "
							     "Killing oafd and restarting Nautilus may help fix the problem.");
					
				}
472 473 474
			}
		}

475
		if (message != NULL) {
476
			dialog = nautilus_show_error_dialog_with_details (message, NULL, detailed_message, NULL);
477 478
			/* We need the main event loop so the user has a chance to see the dialog. */
			nautilus_main_event_loop_register (GTK_OBJECT (dialog));
479
			goto out;
480 481 482
		}
	}

483 484
	if (kill_shell) {
		Nautilus_Shell_quit (shell, &ev);
485 486
	} else if (restart_shell) {
		Nautilus_Shell_restart (shell, &ev);
487 488 489 490
	} else {
		if (start_desktop) {
			Nautilus_Shell_start_desktop (shell, &ev);
		}
491 492 493 494 495 496
		
		/* Monitor the preference to show or hide the desktop */
		nautilus_preferences_add_callback_while_alive (NAUTILUS_PREFERENCES_SHOW_DESKTOP,
							       desktop_changed_callback,
							       application,
							       GTK_OBJECT (application));
497

498 499 500 501
		/* CORBA C mapping doesn't allow NULL to be passed
		   for string parameters */
		corba_geometry = (geometry != NULL) ? geometry : "";

502 503
	  	/* Create the other windows. */
		if (urls != NULL) {
504
			url_list = nautilus_make_uri_list_from_shell_strv (urls);
505
			Nautilus_Shell_open_windows (shell, url_list, corba_geometry, &ev);
506
			CORBA_free (url_list);
507
		} else if (!no_default_window) {
508
			Nautilus_Shell_open_default_window (shell, corba_geometry, &ev);
509
		}
510 511 512
		
		/* Add ourselves to the session */
		init_session ();
513
	}
514

515
	/* We're done with the shell now, so let it go. */
516 517 518 519 520
	/* HACK: Don't bother releasing the shell in the case where we
	 * just told it to quit -- that just leads to hangs and does
	 * no good. We could probably fix this in some fancier way if
	 * we could figure out a better lifetime rule.
	 */
521
	if (!(kill_shell || restart_shell)) {
522
		bonobo_object_release_unref (shell, NULL);
523
	}
524

525
 out:
526
	CORBA_exception_free (&ev);
527 528 529
}

static void
530 531
nautilus_application_create_desktop_window (NautilusApplication *application)
{
532 533
	g_return_if_fail (nautilus_application_desktop_window == NULL);
	g_return_if_fail (NAUTILUS_IS_APPLICATION (application));
534

535 536
	nautilus_application_desktop_window = nautilus_desktop_window_new (application);
	gtk_widget_show (GTK_WIDGET (nautilus_application_desktop_window));
537 538 539 540
}

void
nautilus_application_open_desktop (NautilusApplication *application)
541
{
542 543
	if (nautilus_application_desktop_window == NULL) {
		nautilus_application_create_desktop_window (application);
544 545 546 547 548 549
	}
}

void
nautilus_application_close_desktop (void)
{
550
	if (nautilus_application_desktop_window != NULL) {
551
		gtk_widget_destroy (GTK_WIDGET (nautilus_application_desktop_window));
552
		nautilus_application_desktop_window = NULL;
553
	}	
554 555
}

556 557 558
void
nautilus_application_close_all_windows (void)
{
559
	while (nautilus_application_window_list != NULL) {
560 561 562 563
		nautilus_window_close (NAUTILUS_WINDOW (nautilus_application_window_list->data));
	}
}

564
static void
565
nautilus_application_destroyed_window (GtkObject *object, NautilusApplication *application)
566
{
567
	nautilus_application_window_list = g_list_remove (nautilus_application_window_list, object);
568 569
}

570 571 572 573 574 575 576 577 578 579 580 581 582
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;
}				       

583
NautilusWindow *
584
nautilus_application_create_window (NautilusApplication *application)
585
{
586
	NautilusWindow *window;
587 588

	g_return_val_if_fail (NAUTILUS_IS_APPLICATION (application), NULL);
589
	
590
	window = NAUTILUS_WINDOW (gtk_widget_new (nautilus_window_get_type (),
591
						  "app", GTK_OBJECT (application),
592
						  "app_id", "nautilus", NULL));
593
	
594 595 596 597
	gtk_signal_connect (GTK_OBJECT (window), 
			    "delete_event", GTK_SIGNAL_FUNC (nautilus_window_delete_event_callback),
                    	    NULL);

598
	gtk_signal_connect (GTK_OBJECT (window),
599
			    "destroy", nautilus_application_destroyed_window,
600 601
			    application);

602
	nautilus_application_window_list = g_list_prepend (nautilus_application_window_list, window);
603

Gene Z. Ragan's avatar
CVS:  
Gene Z. Ragan committed
604
	/* Do not yet show the window. It will be shown later on if it can
605 606 607
	 * successfully display its initial URI. Otherwise it will be destroyed
	 * without ever having seen the light of day.
	 */
608

609
	return window;
610
}
611 612

/*
613
 * confirm_ok_to_run_as_root:
614 615 616 617
 *
 * Puts out a warning if the user is running nautilus as root.
 */
static gboolean
618
confirm_ok_to_run_as_root (void)
619
{
620 621
	GtkWidget *dialog;
	int result;
622

623 624 625 626
	if (geteuid () != 0) {
		return TRUE;
	}

627 628 629 630 631 632
	if (g_getenv ("NAUTILUS_OK_TO_RUN_AS_ROOT") != NULL) {
		return TRUE;
	}

	dialog = gnome_message_box_new
		(_("You are about to run Nautilus as root.\n\n"
633 634 635
		   "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,
636 637
		 GNOME_STOCK_BUTTON_OK, _("Quit"), NULL);
	result = gnome_dialog_run_and_close (GNOME_DIALOG (dialog));
638
	
639
	return result == 0;
640
}
Ramiro Estrugo's avatar
Ramiro Estrugo committed
641

642 643 644 645 646 647 648
/* callback for showing or hiding the desktop based on the user's preference */
static void
desktop_changed_callback (gpointer user_data)
{
	NautilusApplication *application;
	
	application = NAUTILUS_APPLICATION (user_data);
649
	if ( nautilus_preferences_get_boolean (NAUTILUS_PREFERENCES_SHOW_DESKTOP)) {
650 651 652 653 654 655
		nautilus_application_open_desktop (application);
	} else {
		nautilus_application_close_desktop ();
	}
}

Ramiro Estrugo's avatar
Ramiro Estrugo committed
656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689
/*
 * 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);

690
	result = !g_file_exists (druid_flag_file_name);	
Ramiro Estrugo's avatar
Ramiro Estrugo committed
691 692 693 694
	g_free (druid_flag_file_name);

	return result;
}
695

696
/* Called whenever a volume is mounted.
697 698 699 700 701 702 703 704 705
 * It would also be cool to restore open windows and
 * position info saved when the volume was unmounted.
 */
static void
volume_mounted_callback (NautilusVolumeMonitor *monitor, NautilusVolume *volume,
			 NautilusApplication *application)
{
}

706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732
static gboolean
window_can_be_closed (NautilusWindow *window)
{
	if (!NAUTILUS_IS_DESKTOP_WINDOW (window)) {
		return TRUE;
	}
	
	return FALSE;
}

static gboolean
is_last_closable_window (NautilusWindow *window)
{
	GList *node, *window_list;
	
	window_list = nautilus_application_get_window_list ();
	
	for (node = window_list; node != NULL; node = node->next) {
		if (window != NAUTILUS_WINDOW (node->data) && window_can_be_closed (NAUTILUS_WINDOW (node->data))) {
			return FALSE;
		}
	}
	
	return TRUE;
}


733 734 735 736 737 738 739 740
/* Called whenever a volume is unmounted. Check and see if there are any windows open
 * displaying contents on the volume. If there are, close them.
 * It would also be cool to save open window and position info.
 */
static void
volume_unmounted_callback (NautilusVolumeMonitor *monitor, NautilusVolume *volume,
			   NautilusApplication *application)
{
741
	GList *window_list, *node, *close_list;
742
	NautilusWindow *window;
743 744
	char *uri;
	char *path;
745 746 747 748
		
	close_list = NULL;
	
	/* Check and see if any of the open windows are displaying contents from the unmounted volume */
749
	window_list = nautilus_application_get_window_list ();
750
	
751 752
	/* Construct a list of windows to be closed. Do not add the non-closable windows to the list. */
	for (node = window_list; node != NULL; node = node->next) {
753
		window = NAUTILUS_WINDOW (node->data);
754
		if (window != NULL && window_can_be_closed (window)) {
755 756 757 758
			uri = nautilus_window_get_location (window);
			path = gnome_vfs_get_local_path_from_uri (uri);
			if (nautilus_str_has_prefix (path, volume->mount_path)) {
				close_list = g_list_prepend (close_list, window);
759
			}
760 761
			g_free (path);
			g_free (uri);
762 763
		}
	}
764 765
		
	/* Handle the windows in the close list. */
766
	for (node = close_list; node != NULL; node = node->next) {
767 768 769 770 771 772 773
		window = NAUTILUS_WINDOW (node->data);
		if (is_last_closable_window (window)) {
			/* Don't close the last or only window. Try to redirect to the default home directory. */		 	
			nautilus_window_go_home (window);
		} else {
			nautilus_window_close (window);
		}
774
	}
775
		
776
	g_list_free (close_list);
777 778
}

779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795

static void
removed_from_session (GnomeClient *client, gpointer data)
{
	nautilus_main_event_loop_quit ();
}

static gint
save_session (GnomeClient *client, gint phase, GnomeSaveStyle save_style, gint shutdown,
	      GnomeInteractStyle interact_style, gint fast, gpointer data)
{
	return TRUE;
}

static void
set_session_restart (GnomeClient *client, gboolean restart)
{
796 797 798 799
	static char *restart_argv[] = { "nautilus", "--no-default-window", 0 };

	gnome_client_set_restart_command (client, 2, restart_argv);

800
	gnome_client_set_priority (client, 40);
801 802 803 804 805 806 807
	
	if (g_getenv ("NAUTILUS_DEBUG") != NULL) {
		/* Don't respawn in debug mode */
		gnome_client_set_restart_style (client, GNOME_RESTART_NEVER);
	} else {
		gnome_client_set_restart_style (client, (restart ? GNOME_RESTART_IMMEDIATELY : GNOME_RESTART_NEVER));
	}
808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827
}

static void
init_session (void)
{
	GnomeClient *client;

	client = gnome_master_client ();

	gtk_signal_connect (GTK_OBJECT (client), "save_yourself",
			   (GtkSignalFunc) save_session,
			    NULL);

	gtk_signal_connect (GTK_OBJECT (client), "die",
			    (GtkSignalFunc) removed_from_session,
			    NULL);
			    			    			    	
	set_session_restart (client, nautilus_preferences_get_boolean (NAUTILUS_PREFERENCES_ADD_TO_SESSION));
}