diff src/main/beos/SDL_BeApp.cc @ 0:74212992fb08

Initial revision
author Sam Lantinga <slouken@lokigames.com>
date Thu, 26 Apr 2001 16:45:43 +0000
parents
children e8157fcb3114
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/main/beos/SDL_BeApp.cc	Thu Apr 26 16:45:43 2001 +0000
@@ -0,0 +1,121 @@
+/*
+    SDL - Simple DirectMedia Layer
+    Copyright (C) 1997  Sam Lantinga
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Library General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Library General Public License for more details.
+
+    You should have received a copy of the GNU Library General Public
+    License along with this library; if not, write to the Free
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    Sam Lantinga
+    slouken@devolution.com
+*/
+
+#ifdef SAVE_RCSID
+static char rcsid =
+ "@(#) $Id$";
+#endif
+
+/* Handle the BeApp specific portions of the application */
+
+#include <AppKit.h>
+#include <storage/Path.h>
+#include <storage/Entry.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "SDL_BeApp.h"
+#include "SDL_thread.h"
+#include "SDL_timer.h"
+#include "SDL_error.h"
+
+/* Flag to tell whether or not the Be application is active or not */
+int SDL_BeAppActive = 0;
+static SDL_Thread *SDL_AppThread = NULL;
+
+static int StartBeApp(void *unused)
+{
+	BApplication *App;
+
+	App = new BApplication("application/x-SDL-executable");
+
+	App->Run();
+	delete App;
+	return(0);
+}
+
+/* Initialize the Be Application, if it's not already started */
+int SDL_InitBeApp(void)
+{
+	/* Create the BApplication that handles appserver interaction */
+	if ( SDL_BeAppActive <= 0 ) {
+		SDL_AppThread = SDL_CreateThread(StartBeApp, NULL);
+		if ( SDL_AppThread == NULL ) {
+			SDL_SetError("Couldn't create BApplication thread");
+			return(-1);
+		}
+		
+		/* Check if we started from Terminal or Tracker... */
+		/* Based on code posted to BeDevTalk by Marco Nelissen */
+		char *cmd = getenv("_"); 
+		if(!(cmd == NULL || strlen(cmd) < 7) && 
+			(!strcmp(cmd + strlen(cmd) - 7 , "Tracker"))) { 
+	
+			/* Change working to directory to that of executable */
+			app_info info;
+			if (B_OK == be_app->GetAppInfo(&info)) {
+				entry_ref ref = info.ref;
+				BEntry entry;
+				if (B_OK == entry.SetTo(&ref)) {
+					BPath path;
+					if (B_OK == path.SetTo(&entry)) {
+						if (B_OK == path.GetParent(&path)) {
+							chdir(path.Path());
+						}
+					}
+				}
+			}	
+		} /* else started from Terminal */
+		
+		do {
+			SDL_Delay(10);
+		} while ( (be_app == NULL) || be_app->IsLaunching() );
+
+		/* Mark the application active */
+		SDL_BeAppActive = 0;
+	}
+
+	/* Increment the application reference count */
+	++SDL_BeAppActive;
+
+	/* The app is running, and we're ready to go */
+	return(0);
+}
+
+/* Quit the Be Application, if there's nothing left to do */
+void SDL_QuitBeApp(void)
+{
+	/* Decrement the application reference count */
+	--SDL_BeAppActive;
+
+	/* If the reference count reached zero, clean up the app */
+	if ( SDL_BeAppActive == 0 ) {
+		if ( SDL_AppThread != NULL ) {
+			if ( be_app != NULL ) { /* Not tested */
+				be_app->PostMessage(B_QUIT_REQUESTED);
+			}
+			SDL_WaitThread(SDL_AppThread, NULL);
+			SDL_AppThread = NULL;
+		}
+		/* be_app should now be NULL since be_app has quit */
+	}
+}