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+/* -*- Mode: IDL; tab-width: 8; 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 "nsISupports.idl"
+
+interface nsICmdLineService;
+interface nsIToolkitProfile;
+
+[scriptable, uuid(6621f6d5-6c04-4a0e-9e74-447db221484e)]
+
+interface nsIAppStartup : nsISupports
+{
+ /**
+ * Create the hidden window.
+ */
+ void createHiddenWindow();
+
+ /**
+ * Destroys the hidden window. This will have no effect if the hidden window
+ * has not yet been created.
+ */
+ void destroyHiddenWindow();
+
+ /**
+ * Runs an application event loop: normally the main event pump which
+ * defines the lifetime of the application. If there are no windows open
+ * and no outstanding calls to enterLastWindowClosingSurvivalArea this
+ * method will exit immediately.
+ *
+ * @returnCode NS_SUCCESS_RESTART_APP
+ * This return code indicates that the application should be
+ * restarted because quit was called with the eRestart flag.
+
+ * @returnCode NS_SUCCESS_RESTART_APP_NOT_SAME_PROFILE
+ * This return code indicates that the application should be
+ * restarted without necessarily using the same profile because
+ * quit was called with the eRestartNotSameProfile flag.
+ */
+ void run();
+
+ /**
+ * There are situations where all application windows will be
+ * closed but we don't want to take this as a signal to quit the
+ * app. Bracket the code where the last window could close with
+ * these.
+ */
+ void enterLastWindowClosingSurvivalArea();
+ void exitLastWindowClosingSurvivalArea();
+
+ /**
+ * Startup Crash Detection
+ *
+ * Keeps track of application startup begining and success using flags to
+ * determine whether the application is crashing on startup.
+ * When the number of crashes crosses the acceptable threshold, safe mode
+ * or other repair procedures are performed.
+ */
+
+ /**
+ * Whether automatic safe mode is necessary at this time. This gets set
+ * in trackStartupCrashBegin.
+ *
+ * @see trackStartupCrashBegin
+ */
+ readonly attribute boolean automaticSafeModeNecessary;
+
+ /**
+ * Restart the application in safe mode
+ * @param aQuitMode
+ * This parameter modifies how the app is shutdown.
+ * @see nsIAppStartup::quit
+ */
+ void restartInSafeMode(in uint32_t aQuitMode);
+
+ /**
+ * Run a new instance of this app with a specified profile
+ * @param aProfile
+ * The profile we want to use.
+ * @see nsIAppStartup::quit
+ */
+ void createInstanceWithProfile(in nsIToolkitProfile aProfile);
+
+ /**
+ * If the last startup crashed then increment a counter.
+ * Set a flag so on next startup we can detect whether TrackStartupCrashEnd
+ * was called (and therefore the application crashed).
+ * @return whether safe mode is necessary
+ */
+ bool trackStartupCrashBegin();
+
+ /**
+ * We have succesfully started without crashing. Clear flags that were
+ * tracking past crashes.
+ */
+ void trackStartupCrashEnd();
+
+ /**
+ * The following flags may be passed as the aMode parameter to the quit
+ * method. One and only one of the "Quit" flags must be specified. The
+ * eRestart flag may be bit-wise combined with one of the "Quit" flags to
+ * cause the application to restart after it quits.
+ */
+
+ /**
+ * Attempt to quit if all windows are closed.
+ */
+ const uint32_t eConsiderQuit = 0x01;
+
+ /**
+ * Try to close all windows, then quit if successful.
+ */
+ const uint32_t eAttemptQuit = 0x02;
+
+ /**
+ * Quit, damnit!
+ */
+ const uint32_t eForceQuit = 0x03;
+
+ /**
+ * Restart the application after quitting. The application will be
+ * restarted with the same profile and an empty command line.
+ */
+ const uint32_t eRestart = 0x10;
+
+ /**
+ * When restarting attempt to start in the i386 architecture. Only supported
+ * on OSX.
+ */
+ const uint32_t eRestarti386 = 0x20;
+
+ /**
+ * When restarting attempt to start in the x86_64 architecture. Only
+ * supported on OSX.
+ */
+ const uint32_t eRestartx86_64 = 0x40;
+
+ /**
+ * Restart the application after quitting. The application will be
+ * restarted with an empty command line and the normal profile selection
+ * process will take place on startup.
+ */
+ const uint32_t eRestartNotSameProfile = 0x100;
+
+ /**
+ * Exit the event loop, and shut down the app.
+ *
+ * @param aMode
+ * This parameter modifies how the app is shutdown, and it is
+ * constructed from the constants defined above.
+ */
+ void quit(in uint32_t aMode);
+
+ /**
+ * True if the application is in the process of shutting down.
+ */
+ readonly attribute boolean shuttingDown;
+
+ /**
+ * True if the application is in the process of starting up.
+ *
+ * Startup is complete once all observers of final-ui-startup have returned.
+ */
+ readonly attribute boolean startingUp;
+
+ /**
+ * Mark the startup as completed.
+ *
+ * Called at the end of startup by nsAppRunner.
+ */
+ [noscript] void doneStartingUp();
+
+ /**
+ * True if the application is being restarted
+ */
+ readonly attribute boolean restarting;
+
+ /**
+ * True if this is the startup following restart, i.e. if the application
+ * was restarted using quit(eRestart*).
+ */
+ readonly attribute boolean wasRestarted;
+
+ /**
+ * Returns an object with main, process, firstPaint, sessionRestored properties.
+ * Properties may not be available depending on platform or application
+ */
+ [implicit_jscontext] jsval getStartupInfo();
+
+ /**
+ * True if startup was interrupted by an interactive prompt.
+ */
+ attribute boolean interrupted;
+};