From: upstream Subject: Support X11 session management References: https://bugzilla.novell.com/show_bug.cgi?id=227047 https://bugzilla.mozilla.org/show_bug.cgi?id=93789 diff --git a/toolkit/xre/Makefile.in b/toolkit/xre/Makefile.in index e3dd8d9..4371882 100644 --- a/toolkit/xre/Makefile.in +++ b/toolkit/xre/Makefile.in @@ -137,21 +137,25 @@ ifneq (,$(filter mac cocoa,$(MOZ_WIDGET_ CPPSRCS += nsNativeAppSupportMac.cpp else ifeq ($(MOZ_WIDGET_TOOLKIT),os2) CPPSRCS += nsNativeAppSupportOS2.cpp else ifeq ($(MOZ_WIDGET_TOOLKIT),beos) CPPSRCS += nsNativeAppSupportBeOS.cpp else +ifeq ($(MOZ_WIDGET_TOOLKIT),gtk2) +CPPSRCS += nsNativeAppSupportUnix.cpp +else CPPSRCS += nsNativeAppSupportDefault.cpp endif endif endif endif +endif ifneq (,$(filter mac cocoa,$(MOZ_WIDGET_TOOLKIT))) CMSRCS = MacLaunchHelper.m CPPSRCS += nsCommandLineServiceMac.cpp LOCAL_INCLUDES += -I$(topsrcdir)/xpfe/bootstrap/appleevents OS_CXXFLAGS += -fexceptions SHARED_LIBRARY_LIBS += $(DEPTH)/xpfe/bootstrap/appleevents/$(LIB_PREFIX)appleevents_s.$(LIB_SUFFIX) endif diff --git a/toolkit/xre/nsNativeAppSupportUnix.cpp b/toolkit/xre/nsNativeAppSupportUnix.cpp new file mode 100644 index 0000000..ad73f4c --- /dev/null +++ b/toolkit/xre/nsNativeAppSupportUnix.cpp @@ -0,0 +1,194 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is Unix Native App Support. + * + * The Initial Developer of the Original Code is + * Mozilla Corporation. + * Portions created by the Initial Developer are Copyright (C) 2007 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Michael Wu (original author) + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +#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 +#include + +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 const GnomeModuleInfo * (*_libgnomeui_module_info_get_fn)(); +typedef GnomeClient * (*_gnome_master_client_fn)(void); +typedef void (*GnomeInteractFunction)(GnomeClient *, gint, GnomeDialogType, + gpointer); +typedef void (*_gnome_client_request_interaction_fn)(GnomeClient *, + GnomeDialogType, + GnomeInteractFunction, + gpointer); +typedef void (*_gnome_interaction_key_return_fn)(gint, gboolean); + +static _gnome_client_request_interaction_fn gnome_client_request_interaction; +static _gnome_interaction_key_return_fn gnome_interaction_key_return; + +void interact_cb(GnomeClient *client, gint key, + GnomeDialogType type, gpointer data) +{ + nsCOMPtr obsServ = + do_GetService("@mozilla.org/observer-service;1"); + nsCOMPtr cancelQuit = + do_CreateInstance(NS_SUPPORTS_PRBOOL_CONTRACTID); + + cancelQuit->SetData(PR_FALSE); + + obsServ->NotifyObservers(cancelQuit, "quit-application-requested", nsnull); + + PRBool abortQuit; + cancelQuit->GetData(&abortQuit); + + gnome_interaction_key_return(key, abortQuit); +} + +gboolean save_yourself_cb(GnomeClient *client, gint phase, + GnomeSaveStyle style, gboolean shutdown, + GnomeInteractStyle interact, gboolean fast, + gpointer user_data) +{ + if (interact == GNOME_INTERACT_ANY) + gnome_client_request_interaction(client, GNOME_DIALOG_NORMAL, + interact_cb, nsnull); + return TRUE; +} + +void die_cb(GnomeClient *client, gpointer user_data) +{ + nsCOMPtr obsServ = + do_GetService("@mozilla.org/observer-service;1"); + nsCOMPtr appService = + do_GetService("@mozilla.org/toolkit/app-startup;1"); + + if (obsServ) + obsServ->NotifyObservers(nsnull, "quit-application-granted", nsnull); + + if (appService) + appService->Quit(nsIAppStartup::eForceQuit); +} + +class nsNativeAppSupportUnix : public nsNativeAppSupportBase +{ +public: + NS_IMETHOD Start(PRBool* aRetVal); +}; + +NS_IMETHODIMP +nsNativeAppSupportUnix::Start(PRBool *aRetVal) +{ + *aRetVal = PR_TRUE; + + 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"); + _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 || !libgnomeui_module_info_get) { + PR_UnloadLibrary(gnomeuiLib); + PR_UnloadLibrary(gnomeLib); + return NS_OK; + } + + char *argv[2] = { "gecko", "--disable-crash-dialog" }; + gnome_program_init("Gecko", "1.0", libgnomeui_module_info_get(), 2, argv, NULL); + + // 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. + + gnome_client_request_interaction = (_gnome_client_request_interaction_fn) + PR_FindFunctionSymbol(gnomeuiLib, "gnome_client_request_interaction"); + gnome_interaction_key_return = (_gnome_interaction_key_return_fn) + PR_FindFunctionSymbol(gnomeuiLib, "gnome_interaction_key_return"); + + _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); + + 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; +}