Initial commit

backends/platform/ios7/ios7_app_delegate.mm

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#define FORBIDDEN_SYMBOL_ALLOW_ALL
+#include "backends/platform/ios7/ios7_app_delegate.h"
+#include "backends/platform/ios7/ios7_scummvm_view_controller.h"
+#include "backends/platform/ios7/ios7_video.h"
+
+@implementation iOS7AppDelegate {
+	UIWindow *_window;
+	iOS7ScummVMViewController *_controller;
+	iPhoneView *_view;
+	BOOL _restoreState;
+}
+
+- (id)init {
+	if (self = [super init]) {
+		_window = nil;
+		_view = nil;
+		_restoreState = NO;
+	}
+	return self;
+}
+
+- (void)applicationDidFinishLaunching:(UIApplication *)application {
+	CGRect rect = [[UIScreen mainScreen] bounds];
+
+	// Create the directory for savegames
+	NSFileManager *fm = [NSFileManager defaultManager];
+	NSString *documentPath = [NSString stringWithUTF8String:iOS7_getDocumentsDir().c_str()];
+	NSString *savePath = [documentPath stringByAppendingPathComponent:@"Savegames"];
+	if (![fm fileExistsAtPath:savePath]) {
+		[fm createDirectoryAtPath:savePath withIntermediateDirectories:YES attributes:nil error:nil];
+	}
+
+	_controller = [[iOS7ScummVMViewController alloc] init];
+
+	_view = [[iPhoneView alloc] initWithFrame:rect];
+#if TARGET_OS_IOS
+	// This property does not affect the gesture recognizers attached to the view.
+	// Gesture recognizers receive all touches that occur in the view.
+	_view.multipleTouchEnabled = NO;
+#endif
+	_controller.view = _view;
+
+	if (@available(iOS 13.0, *)) {
+		// iOS13 and later uses of UIScene.
+		// The keyWindow is setup by iOS7SceneDelegate
+	} else {
+		[iOS7AppDelegate setKeyWindow:[[UIWindow alloc] initWithFrame:rect]];
+	}
+
+	// Force creation of the shared instance on the main thread
+	iOS7_buildSharedOSystemInstance();
+
+	dispatch_async(dispatch_get_global_queue(0, 0), ^{
+		iOS7_main(iOS7_argc, iOS7_argv);
+	});
+
+	if (_restoreState)
+		[_view restoreApplicationState];
+	else
+		[_view clearApplicationState];
+}
+
+- (void)applicationWillResignActive:(UIApplication *)application {
+	[_view applicationSuspend];
+}
+
+- (void)applicationDidBecomeActive:(UIApplication *)application {
+	[_view applicationResume];
+
+#if TARGET_OS_IOS
+	// Make sure we have the correct orientation in case the orientation was changed while
+	// the app was inactive.
+	[_controller updateCurrentOrientation];
+#endif
+}
+
+- (void)applicationDidEnterBackground:(UIApplication *)application {
+	// Start the background task before sending the application entered background event.
+	// This is because this event will be handled in a separate thread and it will likely
+	// no be started before we return from this function.
+	[[iOS7AppDelegate iPhoneView] beginBackgroundSaveStateTask];
+
+	[_view saveApplicationState];
+}
+
+- (BOOL)application:(UIApplication *)application shouldSaveApplicationState:(NSCoder *)coder {
+	return YES;
+}
+
+- (BOOL)application:(UIApplication *)application shouldRestoreApplicationState:(NSCoder *)coder {
+	return YES;
+}
+
+#ifdef __IPHONE_13_2
+- (BOOL)application:(UIApplication *)application shouldSaveSecureApplicationState:(NSCoder *)coder {
+	return YES;
+}
+
+- (BOOL)application:(UIApplication *)application shouldRestoreSecureApplicationState:(NSCoder *)coder {
+	return YES;
+}
+#endif
+
+#ifdef __IPHONE_13_0
+- (UISceneConfiguration *)application:(UIApplication *)application configurationForConnectingSceneSession:(UISceneSession *)connectingSceneSession options:(UISceneConnectionOptions *)options API_AVAILABLE(ios(13.0)) {
+	// Called when a new scene session is being created.
+	UISceneConfiguration *config = [[UISceneConfiguration alloc] initWithName:@"ScummVM Scene Configuration" sessionRole:connectingSceneSession.role];
+	[config setDelegateClass:NSClassFromString(@"iOS7SceneDelegate")];
+	return config;
+}
+
+- (void)application:(UIApplication *)application didDiscardSceneSessions:(NSSet<UISceneSession *> *)sceneSessions API_AVAILABLE(ios(13.0)) {
+	// Called when the user discards a scene session.
+	// Use this method to release any resources that were
+	// specific to the discarded scenes, as they will not return.
+}
+#endif
+
+- (void)application:(UIApplication *)application didDecodeRestorableStateWithCoder:(NSCoder *)coder {
+	_restoreState = YES;
+}
+
++ (iOS7AppDelegate *)iOS7AppDelegate {
+	UIApplication *app = [UIApplication sharedApplication];
+	// [UIApplication delegate] must be used from the main thread only
+	if ([NSThread currentThread] == [NSThread mainThread]) {
+		return (iOS7AppDelegate *) app.delegate;
+	} else {
+		__block iOS7AppDelegate *delegate = nil;
+		dispatch_sync(dispatch_get_main_queue(), ^{
+			delegate = (iOS7AppDelegate *) app.delegate;
+		});
+		return delegate;
+	}
+}
+
++ (iPhoneView *)iPhoneView {
+	iOS7AppDelegate *appDelegate = [self iOS7AppDelegate];
+	return appDelegate->_view;
+}
+
+#if TARGET_OS_IOS
++ (UIInterfaceOrientation)currentOrientation {
+	iOS7AppDelegate *appDelegate = [self iOS7AppDelegate];
+	return [appDelegate->_controller currentOrientation];
+}
+
++ (void)setKeyWindow:(UIWindow *)window {
+	iOS7AppDelegate *appDelegate = [self iOS7AppDelegate];
+	appDelegate->_window = window;
+	[appDelegate->_window retain];
+	[appDelegate->_window setRootViewController:appDelegate->_controller];
+	[appDelegate->_window makeKeyAndVisible];
+}
+#endif
+
+@end