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/*
Simple DirectMedia Layer
Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#include "SDL_internal.h"
#ifdef SDL_PLATFORM_HAIKU
// Handle the BeApp specific portions of the application
#include <AppKit.h>
#include <storage/AppFileInfo.h>
#include <storage/Path.h>
#include <storage/Entry.h>
#include <storage/File.h>
#include <unistd.h>
#include <memory>
#include "SDL_BApp.h" // SDL_BLooper class definition
#include "SDL_BeApp.h"
#include "../../video/haiku/SDL_BWin.h"
#ifdef __cplusplus
extern "C" {
#endif
#include "../../thread/SDL_systhread.h"
// Flag to tell whether or not the Be application and looper are active or not
static int SDL_BeAppActive = 0;
static SDL_Thread *SDL_AppThread = NULL;
SDL_BLooper *SDL_Looper = NULL;
// Default application signature
const char *SDL_signature = "application/x-SDL-executable";
// Create a descendant of BApplication
class SDL_BApp : public BApplication {
public:
SDL_BApp(const char* signature) :
BApplication(signature) {
}
virtual ~SDL_BApp() {
}
virtual void RefsReceived(BMessage* message) {
entry_ref entryRef;
for (int32 i = 0; message->FindRef("refs", i, &entryRef) == B_OK; i++) {
BPath referencePath = BPath(&entryRef);
SDL_SendDropFile(NULL, NULL, referencePath.Path());
}
return;
}
};
static int StartBeApp(void *unused)
{
std::unique_ptr<BApplication> App;
(void)unused;
// dig resources for correct signature
image_info info;
int32 cookie = 0;
if (get_next_image_info(B_CURRENT_TEAM, &cookie, &info) == B_OK) {
BFile f(info.name, O_RDONLY);
if (f.InitCheck() == B_OK) {
BAppFileInfo app_info(&f);
if (app_info.InitCheck() == B_OK) {
char sig[B_MIME_TYPE_LENGTH];
if (app_info.GetSignature(sig) == B_OK) {
SDL_signature = strndup(sig, B_MIME_TYPE_LENGTH);
}
}
}
}
App = std::unique_ptr<BApplication>(new SDL_BApp(SDL_signature));
App->Run();
return 0;
}
static bool StartBeLooper()
{
if (!be_app) {
SDL_AppThread = SDL_CreateThread(StartBeApp, "SDLApplication", NULL);
if (!SDL_AppThread) {
return SDL_SetError("Couldn't create BApplication thread");
}
do {
SDL_Delay(10);
} while ((!be_app) || be_app->IsLaunching());
}
SDL_Looper = new SDL_BLooper("SDLLooper");
SDL_Looper->Run();
return true;
}
// Initialize the Be Application, if it's not already started
bool SDL_InitBeApp(void)
{
// Create the BApplication that handles appserver interaction
if (SDL_BeAppActive <= 0) {
if (!StartBeLooper()) {
return false;
}
// Mark the application active
SDL_BeAppActive = 0;
}
// Increment the application reference count
++SDL_BeAppActive;
// The app is running, and we're ready to go
return true;
}
// Quit the Be Application, if there's nothing left to do
void SDL_QuitBeApp(void)
{
// Decrement the application reference count
--SDL_BeAppActive;
// If the reference count reached zero, clean up the app
if (SDL_BeAppActive == 0) {
SDL_Looper->Lock();
SDL_Looper->Quit();
SDL_Looper = NULL;
if (SDL_AppThread) {
if (be_app != NULL) { // Not tested
be_app->PostMessage(B_QUIT_REQUESTED);
}
SDL_WaitThread(SDL_AppThread, NULL);
SDL_AppThread = NULL;
}
// be_app should now be NULL since be_app has quit
}
}
#ifdef __cplusplus
}
#endif
// SDL_BApp functions
void SDL_BLooper::ClearID(SDL_BWin *bwin) {
_SetSDLWindow(NULL, bwin->GetID());
int32 i = _GetNumWindowSlots() - 1;
while (i >= 0 && GetSDLWindow(i) == NULL) {
_PopBackWindow();
--i;
}
}
#endif // SDL_PLATFORM_HAIKU
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