src/video/uikit/SDL_uikitappdelegate.m

/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997-2011 Sam Lantinga

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

    Sam Lantinga
    slouken@libsdl.org
*/

#import "../SDL_sysvideo.h"

#import "SDL_uikitappdelegate.h"
#import "SDL_uikitopenglview.h"
#import "SDL_events_c.h"
#import "jumphack.h"

#ifdef main
#undef main
#endif

extern int SDL_main(int argc, char *argv[]);
static int forward_argc;
static char **forward_argv;

int main(int argc, char **argv) {

    int i;
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    
    /* store arguments */
    forward_argc = argc;
    forward_argv = (char **)malloc((argc+1) * sizeof(char *));
    for (i=0; i<argc; i++) {
        forward_argv[i] = malloc( (strlen(argv[i])+1) * sizeof(char));
        strcpy(forward_argv[i], argv[i]);
    }
    forward_argv[i] = NULL;

    /* Give over control to run loop, SDLUIKitDelegate will handle most things from here */
    UIApplicationMain(argc, argv, NULL, [SDLUIKitDelegate getAppDelegateClassName]);
    
    [pool release];
    return 0;
}

@implementation SDLUIKitDelegate

/* convenience method */
+(SDLUIKitDelegate *)sharedAppDelegate {
    /* the delegate is set in UIApplicationMain(), which is garaunteed to be called before this method */
    return (SDLUIKitDelegate *)[[UIApplication sharedApplication] delegate];
}

+(NSString *)getAppDelegateClassName {
    /* subclassing notice: when you subclass this appdelegate, make sure to add a category to override
       this method and return the actual name of the delegate */
    return @"SDLUIKitDelegate";
}

- (id)init {
    self = [super init];
    return self;
}

- (void)postFinishLaunch {

    /* run the user's application, passing argc and argv */
    int exit_status = SDL_main(forward_argc, forward_argv);
    
    /* free the memory we used to hold copies of argc and argv */
    int i;
    for (i=0; i<forward_argc; i++) {
        free(forward_argv[i]);
    }
    free(forward_argv);    
        
    /* exit, passing the return status from the user's application */
    exit(exit_status);
}

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
            
    /* Set working directory to resource path */
    [[NSFileManager defaultManager] changeCurrentDirectoryPath: [[NSBundle mainBundle] resourcePath]];
    
    [self performSelector:@selector(postFinishLaunch) withObject:nil afterDelay:0.0];

    return YES;
}

- (void)applicationWillTerminate:(UIApplication *)application {
    
    SDL_SendQuit();
     /* hack to prevent automatic termination.  See SDL_uikitevents.m for details */
    longjmp(*(jump_env()), 1);
}

- (void) applicationWillResignActive:(UIApplication*)application
{
    //NSLog(@"%@", NSStringFromSelector(_cmd));

    // Send every window on every screen a MINIMIZED event.
    SDL_VideoDevice *_this = SDL_GetVideoDevice();
    if (!_this) {
        return;
    }
	
    SDL_Window *window;
    for (window = _this->windows; window != nil; window = window->next) {
        SDL_SendWindowEvent(window, SDL_WINDOWEVENT_MINIMIZED, 0, 0);
    }
}

- (void) applicationDidBecomeActive:(UIApplication*)application
{
    //NSLog(@"%@", NSStringFromSelector(_cmd));

    // Send every window on every screen a RESTORED event.
    SDL_VideoDevice *_this = SDL_GetVideoDevice();
    if (!_this) {
        return;
    }
	
	SDL_Window *window;
    for (window = _this->windows; window != nil; window = window->next) {
		SDL_SendWindowEvent(window, SDL_WINDOWEVENT_RESTORED, 0, 0);
    }
}

@end

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