/*

Simple DirectMedia Layer

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"

#if SDL_VIDEO_DRIVER_UIKIT

#include "SDL.h"

#include "SDL_uikitvideo.h"

/* Display a UIKit message box */

static SDL_bool s_showingMessageBox = SDL_FALSE;

{

return s_showingMessageBox;

}

static void

UIKit_WaitUntilMessageBoxClosed(const SDL_MessageBoxData *messageboxdata, int *clickedindex)

{

*clickedindex = messageboxdata->numbuttons;

@autoreleasepool {

/* Run the main event loop until the alert has finished */

/* Note that this needs to be done on the main thread */

s_showingMessageBox = SDL_TRUE;

while ((*clickedindex) == messageboxdata->numbuttons) {

[[NSRunLoop currentRunLoop] runMode:NSDefaultRunLoopMode beforeDate:[NSDate distantFuture]];

}

s_showingMessageBox = SDL_FALSE;

}

}

static BOOL

UIKit_ShowMessageBoxAlertController(const SDL_MessageBoxData *messageboxdata, int *buttonid)

{

int i;

int __block clickedindex = messageboxdata->numbuttons;

UIWindow *window = nil;

UIWindow *alertwindow = nil;

if (![UIAlertController class]) {

return NO;

}

UIAlertController *alert;

alert = [UIAlertController alertControllerWithTitle:@(messageboxdata->title)

message:@(messageboxdata->message)

preferredStyle:UIAlertControllerStyleAlert];

for (i = 0; i < messageboxdata->numbuttons; i++) {

UIAlertAction *action;

UIAlertActionStyle style = UIAlertActionStyleDefault;

if (messageboxdata->flags & SDL_MESSAGEBOX_BUTTONS_RIGHT_TO_LEFT) {

sdlButton = &messageboxdata->buttons[messageboxdata->numbuttons - 1 - i];

} else {

sdlButton = &messageboxdata->buttons[i];

}

if (sdlButton->flags & SDL_MESSAGEBOX_BUTTON_ESCAPEKEY_DEFAULT) {

style = UIAlertActionStyleCancel;

}

style:style

handler:^(UIAlertAction *action) {

}];

[alert addAction:action];

if (sdlButton->flags & SDL_MESSAGEBOX_BUTTON_RETURNKEY_DEFAULT) {

alert.preferredAction = action;

}

}

if (messageboxdata->window) {

SDL_WindowData *data = (__bridge SDL_WindowData *) messageboxdata->window->driverdata;

window = data.uiwindow;

}

if (window == nil || window.rootViewController == nil) {

alertwindow = [[UIWindow alloc] initWithFrame:[UIScreen mainScreen].bounds];

alertwindow.rootViewController = [UIViewController new];

alertwindow.windowLevel = UIWindowLevelAlert;

window = alertwindow;

[alertwindow makeKeyAndVisible];

}

[window.rootViewController presentViewController:alert animated:YES completion:nil];

UIKit_WaitUntilMessageBoxClosed(messageboxdata, &clickedindex);

if (alertwindow) {

alertwindow.hidden = YES;

}

*buttonid = messageboxdata->buttons[clickedindex].buttonid;

return YES;

}

/* UIAlertView is deprecated in iOS 8+ in favor of UIAlertController. */

#if __IPHONE_OS_VERSION_MIN_REQUIRED < 80000

@interface SDLAlertViewDelegate : NSObject <UIAlertViewDelegate>

@end

@implementation SDLAlertViewDelegate

- (void)alertView:(UIAlertView *)alertView didDismissWithButtonIndex:(NSInteger)buttonIndex

{

if (_clickedIndex != NULL) {

*_clickedIndex = (int) buttonIndex;

}

}

@end

static BOOL

UIKit_ShowMessageBoxAlertView(const SDL_MessageBoxData *messageboxdata, int *buttonid)

/* UIAlertView is deprecated in iOS 8+ in favor of UIAlertController. */

#if __IPHONE_OS_VERSION_MIN_REQUIRED < 80000

UIAlertView *alert = [[UIAlertView alloc] init];

SDLAlertViewDelegate *delegate = [[SDLAlertViewDelegate alloc] init];

alert.delegate = delegate;

alert.title = @(messageboxdata->title);

alert.message = @(messageboxdata->message);

const SDL_MessageBoxButtonData *sdlButton;

if (messageboxdata->flags & SDL_MESSAGEBOX_BUTTONS_RIGHT_TO_LEFT) {

sdlButton = &messageboxdata->buttons[messageboxdata->numbuttons - 1 - i];

} else {

sdlButton = &messageboxdata->buttons[i];

}

[alert addButtonWithTitle:@(sdlButton->text)];

if (messageboxdata->flags & SDL_MESSAGEBOX_BUTTONS_RIGHT_TO_LEFT) {

clickedindex = messageboxdata->numbuttons - 1 - clickedindex;

}

*buttonid = messageboxdata->buttons[clickedindex].buttonid;

return YES;

#else

return NO;

#endif /* __IPHONE_OS_VERSION_MIN_REQUIRED < 80000 */

}

int

UIKit_ShowMessageBox(const SDL_MessageBoxData *messageboxdata, int *buttonid)

{

BOOL success = NO;

@autoreleasepool {

success = UIKit_ShowMessageBoxAlertController(messageboxdata, buttonid);

if (!success) {

success = UIKit_ShowMessageBoxAlertView(messageboxdata, buttonid);

}

}

if (!success) {

return SDL_SetError("Could not show message box.");

}

return 0;

}

#endif /* SDL_VIDEO_DRIVER_UIKIT */

/* vi: set ts=4 sw=4 expandtab: */