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1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 1997-2006 Sam Lantinga |
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4 |
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5 This library is free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
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9 |
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10 This library is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Lesser General Public License for more details. |
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14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 */ |
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22 #include "SDL_config.h" |
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23 |
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24 /* Handle the BeApp specific portions of the application */ |
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25 |
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26 #include <AppKit.h> |
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27 #include <storage/Path.h> |
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28 #include <storage/Entry.h> |
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29 #include <unistd.h> |
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30 |
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31 #include "SDL_BeApp.h" |
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32 #include "SDL_thread.h" |
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33 #include "SDL_timer.h" |
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34 #include "SDL_error.h" |
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35 |
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36 /* Flag to tell whether or not the Be application is active or not */ |
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37 int SDL_BeAppActive = 0; |
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38 static SDL_Thread *SDL_AppThread = NULL; |
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39 |
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40 static int StartBeApp(void *unused) |
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41 { |
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42 BApplication *App; |
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43 |
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44 App = new BApplication("application/x-SDL-executable"); |
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45 |
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46 App->Run(); |
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47 delete App; |
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48 return(0); |
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49 } |
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50 |
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51 /* Initialize the Be Application, if it's not already started */ |
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52 int SDL_InitBeApp(void) |
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53 { |
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54 /* Create the BApplication that handles appserver interaction */ |
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55 if ( SDL_BeAppActive <= 0 ) { |
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56 SDL_AppThread = SDL_CreateThread(StartBeApp, NULL); |
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57 if ( SDL_AppThread == NULL ) { |
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58 SDL_SetError("Couldn't create BApplication thread"); |
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59 return(-1); |
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60 } |
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61 |
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62 /* Change working to directory to that of executable */ |
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63 app_info info; |
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64 if (B_OK == be_app->GetAppInfo(&info)) { |
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65 entry_ref ref = info.ref; |
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66 BEntry entry; |
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67 if (B_OK == entry.SetTo(&ref)) { |
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68 BPath path; |
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69 if (B_OK == path.SetTo(&entry)) { |
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70 if (B_OK == path.GetParent(&path)) { |
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71 chdir(path.Path()); |
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72 } |
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73 } |
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74 } |
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75 } |
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76 |
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77 do { |
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78 SDL_Delay(10); |
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79 } while ( (be_app == NULL) || be_app->IsLaunching() ); |
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80 |
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81 /* Mark the application active */ |
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82 SDL_BeAppActive = 0; |
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83 } |
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84 |
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85 /* Increment the application reference count */ |
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86 ++SDL_BeAppActive; |
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87 |
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88 /* The app is running, and we're ready to go */ |
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89 return(0); |
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90 } |
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91 |
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92 /* Quit the Be Application, if there's nothing left to do */ |
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93 void SDL_QuitBeApp(void) |
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94 { |
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95 /* Decrement the application reference count */ |
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96 --SDL_BeAppActive; |
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97 |
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98 /* If the reference count reached zero, clean up the app */ |
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99 if ( SDL_BeAppActive == 0 ) { |
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100 if ( SDL_AppThread != NULL ) { |
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101 if ( be_app != NULL ) { /* Not tested */ |
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102 be_app->PostMessage(B_QUIT_REQUESTED); |
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103 } |
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104 SDL_WaitThread(SDL_AppThread, NULL); |
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105 SDL_AppThread = NULL; |
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106 } |
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107 /* be_app should now be NULL since be_app has quit */ |
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108 } |
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109 } |