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annotate src/main/beos/SDL_BeApp.cc @ 4573:6399178be313

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Completed work on X11_CreateTexture. Added lots of safety features. These include support for drawing a texture using the core protocol while other textures are drawn using Xrender if Xrender does not support the color format of the said texture or any other fault with Xrender.
author Sunny Sachanandani <sunnysachanandani@gmail.com>
date Fri, 28 May 2010 20:40:09 +0530
parents 99210400e8b9
children b530ef003506
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2009 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
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41 StartBeApp(void *unused)
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42 {
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43 BApplication *App;
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44
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45 App = new BApplication("application/x-SDL-executable");
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46
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47 App->Run();
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48 delete App;
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49 return (0);
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50 }
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51
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52 /* Initialize the Be Application, if it's not already started */
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53 int
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54 SDL_InitBeApp(void)
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55 {
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56 /* Create the BApplication that handles appserver interaction */
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57 if (SDL_BeAppActive <= 0) {
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58 SDL_AppThread = SDL_CreateThread(StartBeApp, NULL);
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59 if (SDL_AppThread == NULL) {
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60 SDL_SetError("Couldn't create BApplication thread");
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61 return (-1);
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62 }
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63
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64 /* Change working to directory to that of executable */
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65 app_info info;
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66 if (B_OK == be_app->GetAppInfo(&info)) {
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67 entry_ref ref = info.ref;
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68 BEntry entry;
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69 if (B_OK == entry.SetTo(&ref)) {
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70 BPath path;
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71 if (B_OK == path.SetTo(&entry)) {
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72 if (B_OK == path.GetParent(&path)) {
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73 chdir(path.Path());
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74 }
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75 }
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76 }
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77 }
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78
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79 do {
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80 SDL_Delay(10);
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81 } while ((be_app == NULL) || be_app->IsLaunching());
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82
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83 /* Mark the application active */
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84 SDL_BeAppActive = 0;
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85 }
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86
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87 /* Increment the application reference count */
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88 ++SDL_BeAppActive;
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89
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90 /* The app is running, and we're ready to go */
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91 return (0);
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92 }
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93
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94 /* Quit the Be Application, if there's nothing left to do */
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95 void
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96 SDL_QuitBeApp(void)
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97 {
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98 /* Decrement the application reference count */
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99 --SDL_BeAppActive;
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100
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101 /* If the reference count reached zero, clean up the app */
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102 if (SDL_BeAppActive == 0) {
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103 if (SDL_AppThread != NULL) {
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104 if (be_app != NULL) { /* Not tested */
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105 be_app->PostMessage(B_QUIT_REQUESTED);
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106 }
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107 SDL_WaitThread(SDL_AppThread, NULL);
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108 SDL_AppThread = NULL;
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109 }
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110 /* be_app should now be NULL since be_app has quit */
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111 }
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112 }
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113
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114 /* vi: set ts=4 sw=4 expandtab: */