1 /*
2 Simple DirectMedia Layer
3 Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
4
5 This software is provided 'as-is', without any express or implied
6 warranty. In no event will the authors be held liable for any damages
7 arising from the use of this software.
8
9 Permission is granted to anyone to use this software for any purpose,
10 including commercial applications, and to alter it and redistribute it
11 freely, subject to the following restrictions:
12
13 1. The origin of this software must not be misrepresented; you must not
14 claim that you wrote the original software. If you use this software
15 in a product, an acknowledgment in the product documentation would be
16 appreciated but is not required.
17 2. Altered source versions must be plainly marked as such, and must not be
18 misrepresented as being the original software.
19 3. This notice may not be removed or altered from any source distribution.
20 */
21 #include "../../SDL_internal.h"
22
23 #if defined(__HAIKU__)
24
25 /* Handle the BeApp specific portions of the application */
26
27 #include <AppKit.h>
28 #include <storage/AppFileInfo.h>
29 #include <storage/Path.h>
30 #include <storage/Entry.h>
31 #include <storage/File.h>
32 #include <unistd.h>
33
34 #include "SDL_BApp.h" /* SDL_BApp class definition */
35 #include "SDL_BeApp.h"
36 #include "SDL_timer.h"
37 #include "SDL_error.h"
38
39 #include "../../video/haiku/SDL_BWin.h"
40
41 #ifdef __cplusplus
42 extern "C" {
43 #endif
44
45 #include "../../thread/SDL_systhread.h"
46
47 /* Flag to tell whether or not the Be application is active or not */
48 static int SDL_BeAppActive = 0;
49 static SDL_Thread *SDL_AppThread = NULL;
50
51 /* Default application signature */
52 const char *signature = "application/x-SDL-executable";
53
54 static int
StartBeApp(void * unused)55 StartBeApp(void *unused)
56 {
57 BApplication *App;
58
59 // dig resources for correct signature
60 image_info info;
61 int32 cookie = 0;
62 if (get_next_image_info(B_CURRENT_TEAM, &cookie, &info) == B_OK) {
63 BFile f(info.name, O_RDONLY);
64 if (f.InitCheck() == B_OK) {
65 BAppFileInfo app_info(&f);
66 if (app_info.InitCheck() == B_OK) {
67 char sig[B_MIME_TYPE_LENGTH];
68 if (app_info.GetSignature(sig) == B_OK)
69 signature = strndup(sig, B_MIME_TYPE_LENGTH);
70 }
71 }
72 }
73
74 App = new SDL_BApp(signature);
75
76 App->Run();
77 delete App;
78 return (0);
79 }
80
81 /* Initialize the Be Application, if it's not already started */
82 int
SDL_InitBeApp(void)83 SDL_InitBeApp(void)
84 {
85 /* Create the BApplication that handles appserver interaction */
86 if (SDL_BeAppActive <= 0) {
87 SDL_AppThread = SDL_CreateThreadInternal(StartBeApp, "SDLApplication", 0, NULL);
88 if (SDL_AppThread == NULL) {
89 return SDL_SetError("Couldn't create BApplication thread");
90 }
91
92 /* Change working directory to that of executable */
93 app_info info;
94 if (B_OK == be_app->GetAppInfo(&info)) {
95 entry_ref ref = info.ref;
96 BEntry entry;
97 if (B_OK == entry.SetTo(&ref)) {
98 BPath path;
99 if (B_OK == path.SetTo(&entry)) {
100 if (B_OK == path.GetParent(&path)) {
101 chdir(path.Path());
102 }
103 }
104 }
105 }
106
107 do {
108 SDL_Delay(10);
109 } while ((be_app == NULL) || be_app->IsLaunching());
110
111 /* Mark the application active */
112 SDL_BeAppActive = 0;
113 }
114
115 /* Increment the application reference count */
116 ++SDL_BeAppActive;
117
118 /* The app is running, and we're ready to go */
119 return (0);
120 }
121
122 /* Quit the Be Application, if there's nothing left to do */
123 void
SDL_QuitBeApp(void)124 SDL_QuitBeApp(void)
125 {
126 /* Decrement the application reference count */
127 --SDL_BeAppActive;
128
129 /* If the reference count reached zero, clean up the app */
130 if (SDL_BeAppActive == 0) {
131 if (SDL_AppThread != NULL) {
132 if (be_app != NULL) { /* Not tested */
133 be_app->PostMessage(B_QUIT_REQUESTED);
134 }
135 SDL_WaitThread(SDL_AppThread, NULL);
136 SDL_AppThread = NULL;
137 }
138 /* be_app should now be NULL since be_app has quit */
139 }
140 }
141
142 #ifdef __cplusplus
143 }
144 #endif
145
146 /* SDL_BApp functions */
ClearID(SDL_BWin * bwin)147 void SDL_BApp::ClearID(SDL_BWin *bwin) {
148 _SetSDLWindow(NULL, bwin->GetID());
149 int32 i = _GetNumWindowSlots() - 1;
150 while(i >= 0 && GetSDLWindow(i) == NULL) {
151 _PopBackWindow();
152 --i;
153 }
154 }
155
156 #endif /* __HAIKU__ */
157
158 /* vi: set ts=4 sw=4 expandtab: */
159