| 1 | /* |
| 2 | SDL - Simple DirectMedia Layer |
| 3 | Copyright (C) 1997-2009 Sam Lantinga |
| 4 | |
| 5 | This library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2.1 of the License, or (at your option) any later version. |
| 9 | |
| 10 | This library is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with this library; if not, write to the Free Software |
| 17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 18 | |
| 19 | Sam Lantinga |
| 20 | slouken@libsdl.org |
| 21 | */ |
| 22 | #include "SDL_config.h" |
| 23 | |
| 24 | /* Handle the BeApp specific portions of the application */ |
| 25 | |
| 26 | #include <AppKit.h> |
| 27 | #include <storage/Path.h> |
| 28 | #include <storage/Entry.h> |
| 29 | #include <unistd.h> |
| 30 | |
| 31 | #include "SDL_BeApp.h" |
| 32 | #include "SDL_thread.h" |
| 33 | #include "SDL_timer.h" |
| 34 | #include "SDL_error.h" |
| 35 | |
| 36 | /* Flag to tell whether or not the Be application is active or not */ |
| 37 | int SDL_BeAppActive = 0; |
| 38 | static SDL_Thread *SDL_AppThread = NULL; |
| 39 | |
| 40 | static int StartBeApp(void *unused) |
| 41 | { |
| 42 | BApplication *App; |
| 43 | |
| 44 | App = new BApplication("application/x-SDL-executable"); |
| 45 | |
| 46 | App->Run(); |
| 47 | delete App; |
| 48 | return(0); |
| 49 | } |
| 50 | |
| 51 | /* Initialize the Be Application, if it's not already started */ |
| 52 | int SDL_InitBeApp(void) |
| 53 | { |
| 54 | /* Create the BApplication that handles appserver interaction */ |
| 55 | if ( SDL_BeAppActive <= 0 ) { |
| 56 | SDL_AppThread = SDL_CreateThread(StartBeApp, NULL); |
| 57 | if ( SDL_AppThread == NULL ) { |
| 58 | SDL_SetError("Couldn't create BApplication thread"); |
| 59 | return(-1); |
| 60 | } |
| 61 | |
| 62 | /* Change working to directory to that of executable */ |
| 63 | app_info info; |
| 64 | if (B_OK == be_app->GetAppInfo(&info)) { |
| 65 | entry_ref ref = info.ref; |
| 66 | BEntry entry; |
| 67 | if (B_OK == entry.SetTo(&ref)) { |
| 68 | BPath path; |
| 69 | if (B_OK == path.SetTo(&entry)) { |
| 70 | if (B_OK == path.GetParent(&path)) { |
| 71 | chdir(path.Path()); |
| 72 | } |
| 73 | } |
| 74 | } |
| 75 | } |
| 76 | |
| 77 | do { |
| 78 | SDL_Delay(10); |
| 79 | } while ( (be_app == NULL) || be_app->IsLaunching() ); |
| 80 | |
| 81 | /* Mark the application active */ |
| 82 | SDL_BeAppActive = 0; |
| 83 | } |
| 84 | |
| 85 | /* Increment the application reference count */ |
| 86 | ++SDL_BeAppActive; |
| 87 | |
| 88 | /* The app is running, and we're ready to go */ |
| 89 | return(0); |
| 90 | } |
| 91 | |
| 92 | /* Quit the Be Application, if there's nothing left to do */ |
| 93 | void SDL_QuitBeApp(void) |
| 94 | { |
| 95 | /* Decrement the application reference count */ |
| 96 | --SDL_BeAppActive; |
| 97 | |
| 98 | /* If the reference count reached zero, clean up the app */ |
| 99 | if ( SDL_BeAppActive == 0 ) { |
| 100 | if ( SDL_AppThread != NULL ) { |
| 101 | if ( be_app != NULL ) { /* Not tested */ |
| 102 | be_app->PostMessage(B_QUIT_REQUESTED); |
| 103 | } |
| 104 | SDL_WaitThread(SDL_AppThread, NULL); |
| 105 | SDL_AppThread = NULL; |
| 106 | } |
| 107 | /* be_app should now be NULL since be_app has quit */ |
| 108 | } |
| 109 | } |