annotate src/main/beos/SDL_BeApp.cc @ 3966:c0de2aac0a8c SDL-1.2

Added patch note for subversion revision 3076
author Sam Lantinga <slouken@libsdl.org>
date Fri, 15 Jun 2007 11:43:14 +0000
parents 376665398b25
children 782fd950bd46 c121d94672cb a1b03ba2fcd0
rev   line source
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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 }