forked from mozilla/gecko-dev
-
Notifications
You must be signed in to change notification settings - Fork 2
/
nsNativeAppSupportUnix.cpp
611 lines (501 loc) · 19 KB
/
nsNativeAppSupportUnix.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
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
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
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
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
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsNativeAppSupportBase.h"
#include "nsCOMPtr.h"
#include "nsXPCOM.h"
#include "nsISupportsPrimitives.h"
#include "nsIObserverService.h"
#include "nsIAppStartup.h"
#include "nsServiceManagerUtils.h"
#include "prlink.h"
#include "nsXREDirProvider.h"
#include "nsReadableUtils.h"
#include "nsIFile.h"
#include "nsDirectoryServiceDefs.h"
#include "nsICommandLineRunner.h"
#include "nsIWindowMediator.h"
#include "nsPIDOMWindow.h"
#include "nsIDocShell.h"
#include "nsIBaseWindow.h"
#include "nsIWidget.h"
#include "nsIWritablePropertyBag2.h"
#include "nsIPrefService.h"
#include "mozilla/Services.h"
#include <stdlib.h>
#include <glib.h>
#include <glib-object.h>
#include <gtk/gtk.h>
#ifdef MOZ_X11
#include <gdk/gdkx.h>
#include <X11/Xatom.h>
#endif
#if (MOZ_PLATFORM_MAEMO == 5)
struct DBusMessage; /* libosso.h references internals of dbus */
#include <dbus/dbus.h>
#include <dbus/dbus-protocol.h>
#include <libosso.h>
// These come from <mce/dbus-names.h> (maemo sdk 5+)
#define MCE_SERVICE "com.nokia.mce"
#define MCE_REQUEST_IF "com.nokia.mce.request"
#define MCE_REQUEST_PATH "/com/nokia/mce/request"
#define MCE_SIGNAL_IF "com.nokia.mce.signal"
#define MCE_DEVICE_ORIENTATION_SIG "sig_device_orientation_ind"
#define MCE_MATCH_RULE "type='signal',interface='" MCE_SIGNAL_IF "',member='" MCE_DEVICE_ORIENTATION_SIG "'"
#endif
#define MIN_GTK_MAJOR_VERSION 2
#define MIN_GTK_MINOR_VERSION 10
#define UNSUPPORTED_GTK_MSG "We're sorry, this application requires a version of the GTK+ library that is not installed on your computer.\n\n\
You have GTK+ %d.%d.\nThis application requires GTK+ %d.%d or newer.\n\n\
Please upgrade your GTK+ library if you wish to use this application."
typedef struct _GnomeProgram GnomeProgram;
typedef struct _GnomeModuleInfo GnomeModuleInfo;
typedef struct _GnomeClient GnomeClient;
typedef enum {
GNOME_SAVE_GLOBAL,
GNOME_SAVE_LOCAL,
GNOME_SAVE_BOTH
} GnomeSaveStyle;
typedef enum {
GNOME_INTERACT_NONE,
GNOME_INTERACT_ERRORS,
GNOME_INTERACT_ANY
} GnomeInteractStyle;
typedef enum {
GNOME_DIALOG_ERROR,
GNOME_DIALOG_NORMAL
} GnomeDialogType;
typedef GnomeProgram * (*_gnome_program_init_fn)(const char *, const char *,
const GnomeModuleInfo *, int,
char **, const char *, ...);
typedef GnomeProgram * (*_gnome_program_get_fn)(void);
typedef const GnomeModuleInfo * (*_libgnomeui_module_info_get_fn)();
typedef GnomeClient * (*_gnome_master_client_fn)(void);
typedef void (*_gnome_client_set_restart_command_fn)(GnomeClient*, gint, gchar*[]);
static _gnome_client_set_restart_command_fn gnome_client_set_restart_command;
gboolean save_yourself_cb(GnomeClient *client, gint phase,
GnomeSaveStyle style, gboolean shutdown,
GnomeInteractStyle interact, gboolean fast,
gpointer user_data)
{
nsCOMPtr<nsIObserverService> obsServ =
mozilla::services::GetObserverService();
nsCOMPtr<nsISupportsPRBool> didSaveSession =
do_CreateInstance(NS_SUPPORTS_PRBOOL_CONTRACTID);
if (!obsServ || !didSaveSession)
return TRUE; // OOM
// Notify observers to save the session state
didSaveSession->SetData(false);
obsServ->NotifyObservers(didSaveSession, "session-save", nullptr);
bool status;
didSaveSession->GetData(&status);
// If there was no session saved and the save_yourself request is
// caused by upcoming shutdown we like to prepare for it
if (!status && shutdown) {
nsCOMPtr<nsISupportsPRBool> cancelQuit =
do_CreateInstance(NS_SUPPORTS_PRBOOL_CONTRACTID);
cancelQuit->SetData(false);
obsServ->NotifyObservers(cancelQuit, "quit-application-requested", nullptr);
bool abortQuit;
cancelQuit->GetData(&abortQuit);
}
return TRUE;
}
void die_cb(GnomeClient *client, gpointer user_data)
{
nsCOMPtr<nsIAppStartup> appService =
do_GetService("@mozilla.org/toolkit/app-startup;1");
if (appService)
appService->Quit(nsIAppStartup::eForceQuit);
}
class nsNativeAppSupportUnix : public nsNativeAppSupportBase
{
public:
NS_IMETHOD Start(bool* aRetVal);
NS_IMETHOD Stop(bool *aResult);
NS_IMETHOD Enable();
private:
#if (MOZ_PLATFORM_MAEMO == 5)
osso_context_t *m_osso_context;
/* A note about why we need to have m_hw_state:
the osso hardware callback does not tell us what changed, just
that something has changed. We need to keep track of state so
that we can determine what has changed.
*/
osso_hw_state_t m_hw_state;
#endif
};
#if (MOZ_PLATFORM_MAEMO == 5)
static nsresult
GetMostRecentWindow(const PRUnichar* aType, nsIDOMWindow** aWindow)
{
nsCOMPtr<nsIWindowMediator> wm = do_GetService("@mozilla.org/appshell/window-mediator;1");
if (wm)
return wm->GetMostRecentWindow(aType, aWindow);
return NS_ERROR_FAILURE;
}
static GtkWidget*
WidgetForDOMWindow(nsISupports *aWindow)
{
nsCOMPtr<nsPIDOMWindow> domWindow(do_QueryInterface(aWindow));
if (!domWindow)
return NULL;
nsCOMPtr<nsIBaseWindow> baseWindow = do_QueryInterface(domWindow->GetDocShell());
if (!baseWindow)
return NULL;
nsCOMPtr<nsIWidget> widget;
baseWindow->GetMainWidget(getter_AddRefs(widget));
if (!widget)
return NULL;
return (GtkWidget*)(widget->GetNativeData(NS_NATIVE_SHELLWIDGET));
}
static void
OssoSetWindowOrientation(bool aPortrait)
{
// If we locked the screen, ignore any orientation changes
bool lockScreen = false;
nsCOMPtr<nsIPrefBranch> prefs = do_GetService(NS_PREFSERVICE_CONTRACTID);
if (prefs)
prefs->GetBoolPref("toolkit.screen.lock", &lockScreen);
if (lockScreen)
return;
// Tell Hildon desktop to force our window to be either portrait or landscape,
// depending on the current rotation
// NOTE: We only update the most recent top-level window so this is only
// suitable for apps with only one window.
nsCOMPtr<nsIDOMWindow> window;
GetMostRecentWindow(EmptyString().get(), getter_AddRefs(window));
GtkWidget* widget = WidgetForDOMWindow(window);
if (widget && widget->window) {
GdkWindow *gdk = widget->window;
GdkAtom request = gdk_atom_intern("_HILDON_PORTRAIT_MODE_REQUEST", FALSE);
if (aPortrait) {
gulong portrait_set = 1;
gdk_property_change(gdk, request, gdk_x11_xatom_to_atom(XA_CARDINAL),
32, GDK_PROP_MODE_REPLACE, (const guchar *) &portrait_set, 1);
}
else {
gdk_property_delete(gdk, request);
}
}
// Update the system info property
nsCOMPtr<nsIWritablePropertyBag2> info = do_GetService("@mozilla.org/system-info;1");
if (info) {
info->SetPropertyAsAString(NS_LITERAL_STRING("screen-orientation"),
aPortrait ? NS_LITERAL_STRING("portrait") : NS_LITERAL_STRING("landscape"));
}
}
static bool OssoIsScreenOn(osso_context_t* ctx)
{
osso_return_t rv;
osso_rpc_t ret;
bool result = false;
rv = osso_rpc_run_system(ctx, MCE_SERVICE, MCE_REQUEST_PATH, MCE_REQUEST_IF,
"get_display_status", &ret, DBUS_TYPE_INVALID);
if (rv == OSSO_OK) {
if (strcmp(ret.value.s, "on") == 0)
result = true;
osso_rpc_free_val(&ret);
}
return result;
}
static void OssoRequestAccelerometer(osso_context_t *ctx, bool aEnabled)
{
osso_return_t rv;
osso_rpc_t ret;
rv = osso_rpc_run_system(ctx,
MCE_SERVICE,
MCE_REQUEST_PATH, MCE_REQUEST_IF,
aEnabled ? "req_accelerometer_enable" : "req_accelerometer_disable",
aEnabled ? &ret : NULL,
DBUS_TYPE_INVALID);
// Orientation might changed while the accelerometer was off, so let's update
// the window's orientation
if (rv == OSSO_OK && aEnabled) {
OssoSetWindowOrientation(strcmp(ret.value.s, "portrait") == 0);
osso_rpc_free_val(&ret);
}
}
static void OssoDisplayCallback(osso_display_state_t state, gpointer data)
{
nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
if (!os)
return;
osso_context_t* context = (osso_context_t*) data;
if (state == OSSO_DISPLAY_ON) {
os->NotifyObservers(nullptr, "system-display-on", nullptr);
OssoRequestAccelerometer(context, true);
} else {
os->NotifyObservers(nullptr, "system-display-dimmed-or-off", nullptr);
OssoRequestAccelerometer(context, false);
}
}
static void OssoHardwareCallback(osso_hw_state_t *state, gpointer data)
{
NS_ASSERTION(state, "osso_hw_state_t must not be null.");
NS_ASSERTION(data, "data must not be null.");
osso_hw_state_t* ourState = (osso_hw_state_t*) data;
if (state->shutdown_ind) {
nsCOMPtr<nsIAppStartup> appService = do_GetService("@mozilla.org/toolkit/app-startup;1");
if (appService)
appService->Quit(nsIAppStartup::eForceQuit);
return;
}
if (state->memory_low_ind && !ourState->memory_low_ind) {
nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
if (os)
os->NotifyObservers(nullptr, "memory-pressure", NS_LITERAL_STRING("low-memory").get());
}
if (state->system_inactivity_ind != ourState->system_inactivity_ind) {
nsCOMPtr<nsIObserverService> os = mozilla::services::GetObserverService();
if (!os)
return;
if (state->system_inactivity_ind)
os->NotifyObservers(nullptr, "system-idle", nullptr);
else
os->NotifyObservers(nullptr, "system-active", nullptr);
}
memcpy(ourState, state, sizeof(osso_hw_state_t));
}
static gint
OssoDbusCallback(const gchar *interface, const gchar *method,
GArray *arguments, gpointer data, osso_rpc_t *retval)
{
retval->type = DBUS_TYPE_INVALID;
// The "top_application" method just wants us to focus the top-most window.
if (!strcmp("top_application", method)) {
nsCOMPtr<nsIDOMWindow> window;
GetMostRecentWindow(NS_LITERAL_STRING("").get(), getter_AddRefs(window));
if (window)
window->Focus();
return OSSO_OK;
}
if (!strcmp("quit", method)) {
nsCOMPtr<nsIAppStartup> appService = do_GetService("@mozilla.org/toolkit/app-startup;1");
if (appService)
appService->Quit(nsIAppStartup::eForceQuit);
return OSSO_OK;
}
// Other methods can have arguments, which we convert and send to commandline
// handlers.
nsCOMPtr<nsICommandLineRunner> cmdLine
(do_CreateInstance("@mozilla.org/toolkit/command-line;1"));
nsCOMPtr<nsIFile> workingDir;
NS_GetSpecialDirectory(NS_XPCOM_CURRENT_PROCESS_DIR,
getter_AddRefs(workingDir));
char** argv = 0;
int argc = 0;
// Not all DBus methods pass arguments
if (arguments && arguments->len > 0) {
// Create argument list with a dummy argv[0]
argc = arguments->len + 1;
argv = (char**)calloc(1, argc * sizeof(*argv));
// Start at 1 to skip the dummy argv[0]
for (int i = 1; i < argc; i++) {
osso_rpc_t* entry = (osso_rpc_t*)&g_array_index(arguments, osso_rpc_t, i - 1);
if (entry->type != DBUS_TYPE_STRING)
continue;
argv[i] = strdup(entry->value.s);
}
}
cmdLine->Init(argc, argv, workingDir, nsICommandLine::STATE_REMOTE_AUTO);
// Cleanup argument list
while (argc) {
free(argv[--argc]);
}
free(argv);
cmdLine->Run();
return OSSO_OK;
}
static DBusHandlerResult
OssoModeControlCallback(DBusConnection *con, DBusMessage *msg, gpointer data)
{
if (dbus_message_is_signal(msg, MCE_SIGNAL_IF, MCE_DEVICE_ORIENTATION_SIG)) {
DBusMessageIter iter;
if (dbus_message_iter_init(msg, &iter)) {
const gchar *mode = NULL;
dbus_message_iter_get_basic(&iter, &mode);
OssoSetWindowOrientation(strcmp(mode, "portrait") == 0);
}
}
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
#endif
NS_IMETHODIMP
nsNativeAppSupportUnix::Start(bool *aRetVal)
{
NS_ASSERTION(gAppData, "gAppData must not be null.");
#if (MOZ_WIDGET_GTK == 2)
if (gtk_major_version < MIN_GTK_MAJOR_VERSION ||
(gtk_major_version == MIN_GTK_MAJOR_VERSION && gtk_minor_version < MIN_GTK_MINOR_VERSION)) {
GtkWidget* versionErrDialog = gtk_message_dialog_new(NULL,
GtkDialogFlags(GTK_DIALOG_MODAL |
GTK_DIALOG_DESTROY_WITH_PARENT),
GTK_MESSAGE_ERROR,
GTK_BUTTONS_OK,
UNSUPPORTED_GTK_MSG,
gtk_major_version,
gtk_minor_version,
MIN_GTK_MAJOR_VERSION,
MIN_GTK_MINOR_VERSION);
gtk_dialog_run(GTK_DIALOG(versionErrDialog));
gtk_widget_destroy(versionErrDialog);
exit(0);
}
#endif
#if (MOZ_PLATFORM_MAEMO == 5)
/* zero state out. */
memset(&m_hw_state, 0, sizeof(osso_hw_state_t));
/* Initialize maemo application
The initalization name will be of the form "Vendor.Name".
If a Vendor isn't given, then we will just use "Name".
Note that this value must match your X-Osso-Service name
defined in your desktop file. If it doesn't, the OSSO
system will happily kill your process.
*/
nsCAutoString applicationName;
if (gAppData->vendor) {
applicationName.Append(gAppData->vendor);
applicationName.Append(".");
}
applicationName.Append(gAppData->name);
ToLowerCase(applicationName);
m_osso_context = osso_initialize(applicationName.get(),
gAppData->version ? gAppData->version : "1.0",
true,
nullptr);
/* Check that initilialization was ok */
if (m_osso_context == nullptr) {
return NS_ERROR_FAILURE;
}
osso_hw_set_event_cb(m_osso_context, nullptr, OssoHardwareCallback, &m_hw_state);
osso_hw_set_display_event_cb(m_osso_context, OssoDisplayCallback, m_osso_context);
osso_rpc_set_default_cb_f(m_osso_context, OssoDbusCallback, nullptr);
// Setup an MCE callback to monitor orientation
DBusConnection *connnection = (DBusConnection*)osso_get_sys_dbus_connection(m_osso_context);
dbus_bus_add_match(connnection, MCE_MATCH_RULE, nullptr);
dbus_connection_add_filter(connnection, OssoModeControlCallback, nullptr, nullptr);
#endif
*aRetVal = true;
#if defined(MOZ_X11) && (MOZ_WIDGET_GTK == 2)
PRLibrary *gnomeuiLib = PR_LoadLibrary("libgnomeui-2.so.0");
if (!gnomeuiLib)
return NS_OK;
PRLibrary *gnomeLib = PR_LoadLibrary("libgnome-2.so.0");
if (!gnomeLib) {
PR_UnloadLibrary(gnomeuiLib);
return NS_OK;
}
_gnome_program_init_fn gnome_program_init =
(_gnome_program_init_fn)PR_FindFunctionSymbol(gnomeLib, "gnome_program_init");
_gnome_program_get_fn gnome_program_get =
(_gnome_program_get_fn)PR_FindFunctionSymbol(gnomeLib, "gnome_program_get");
_libgnomeui_module_info_get_fn libgnomeui_module_info_get = (_libgnomeui_module_info_get_fn)PR_FindFunctionSymbol(gnomeuiLib, "libgnomeui_module_info_get");
if (!gnome_program_init || !gnome_program_get || !libgnomeui_module_info_get) {
PR_UnloadLibrary(gnomeuiLib);
PR_UnloadLibrary(gnomeLib);
return NS_OK;
}
#endif /* MOZ_X11 && (MOZ_WIDGET_GTK == 2) */
#ifdef ACCESSIBILITY
// We will load gail, atk-bridge by ourself later
// We can't run atk-bridge init here, because gail get the control
// Set GNOME_ACCESSIBILITY to 0 can avoid this
static const char *accEnv = "GNOME_ACCESSIBILITY";
const char *accOldValue = getenv(accEnv);
setenv(accEnv, "0", 1);
#endif
#if defined(MOZ_X11) && (MOZ_WIDGET_GTK == 2)
if (!gnome_program_get()) {
gnome_program_init("Gecko", "1.0", libgnomeui_module_info_get(), gArgc, gArgv, NULL);
}
#endif /* MOZ_X11 && (MOZ_WIDGET_GTK == 2) */
#ifdef ACCESSIBILITY
if (accOldValue) {
setenv(accEnv, accOldValue, 1);
} else {
unsetenv(accEnv);
}
#endif
// Careful! These libraries cannot be unloaded after this point because
// gnome_program_init causes atexit handlers to be registered. Strange
// crashes will occur if these libraries are unloaded.
// TODO GTK3 - see Bug 694570 - Stop using libgnome and libgnomeui on Linux
#if defined(MOZ_X11) && (MOZ_WIDGET_GTK == 2)
gnome_client_set_restart_command = (_gnome_client_set_restart_command_fn)
PR_FindFunctionSymbol(gnomeuiLib, "gnome_client_set_restart_command");
_gnome_master_client_fn gnome_master_client = (_gnome_master_client_fn)
PR_FindFunctionSymbol(gnomeuiLib, "gnome_master_client");
GnomeClient *client = gnome_master_client();
g_signal_connect(client, "save-yourself", G_CALLBACK(save_yourself_cb), NULL);
g_signal_connect(client, "die", G_CALLBACK(die_cb), NULL);
// Set the correct/requested restart command in any case.
// Is there a request to suppress default binary launcher?
nsCAutoString path;
char* argv1 = getenv("MOZ_APP_LAUNCHER");
if(!argv1) {
// Tell the desktop the command for restarting us so that we can be part of XSMP session restore
NS_ASSERTION(gDirServiceProvider, "gDirServiceProvider is NULL! This shouldn't happen!");
nsCOMPtr<nsIFile> executablePath;
nsresult rv;
bool dummy;
rv = gDirServiceProvider->GetFile(XRE_EXECUTABLE_FILE, &dummy, getter_AddRefs(executablePath));
if (NS_SUCCEEDED(rv)) {
// Strip off the -bin suffix to get the shell script we should run; this is what Breakpad does
nsCAutoString leafName;
rv = executablePath->GetNativeLeafName(leafName);
if (NS_SUCCEEDED(rv) && StringEndsWith(leafName, NS_LITERAL_CSTRING("-bin"))) {
leafName.SetLength(leafName.Length() - strlen("-bin"));
executablePath->SetNativeLeafName(leafName);
}
executablePath->GetNativePath(path);
argv1 = (char*)(path.get());
}
}
if (argv1) {
gnome_client_set_restart_command(client, 1, &argv1);
}
#endif /* MOZ_X11 && (MOZ_WIDGET_GTK == 2) */
return NS_OK;
}
NS_IMETHODIMP
nsNativeAppSupportUnix::Stop(bool *aResult)
{
NS_ENSURE_ARG(aResult);
*aResult = true;
#if (MOZ_PLATFORM_MAEMO == 5)
if (m_osso_context) {
// Disable the accelerometer when closing
OssoRequestAccelerometer(m_osso_context, false);
// Remove the MCE callback filter
DBusConnection *connnection = (DBusConnection*)osso_get_sys_dbus_connection(m_osso_context);
dbus_connection_remove_filter(connnection, OssoModeControlCallback, nullptr);
osso_hw_unset_event_cb(m_osso_context, nullptr);
osso_rpc_unset_default_cb_f(m_osso_context, OssoDbusCallback, nullptr);
osso_deinitialize(m_osso_context);
m_osso_context = nullptr;
}
#endif
return NS_OK;
}
NS_IMETHODIMP
nsNativeAppSupportUnix::Enable()
{
#if (MOZ_PLATFORM_MAEMO == 5)
// Enable the accelerometer for orientation support
if (OssoIsScreenOn(m_osso_context))
OssoRequestAccelerometer(m_osso_context, true);
#endif
return NS_OK;
}
nsresult
NS_CreateNativeAppSupport(nsINativeAppSupport **aResult)
{
nsNativeAppSupportBase* native = new nsNativeAppSupportUnix();
if (!native)
return NS_ERROR_OUT_OF_MEMORY;
*aResult = native;
NS_ADDREF(*aResult);
return NS_OK;
}