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//
// MNVMApplication.m
// Mini vMac
//
// Created by Jesús A. Álvarez on 14/05/2016.
// Copyright © 2016-2018 namedfork. All rights reserved.
//
#import "MNVMApplication.h"
#import "AppDelegate.h"
@interface UIApplication ()
- (void)handleKeyUIEvent:(UIEvent *)event;
@end
Class keyboardEventClass = nil;
static int8_t usb_to_adb_scancode[] = {
-1, -1, -1, -1, 0, 11, 8, 2, 14, 3, 5, 4, 34, 38, 40, 37,
46, 45, 31, 35, 12, 15, 1, 17, 32, 9, 13, 7, 16, 6, 18, 19,
20, 21, 23, 22, 26, 28, 25, 29, 36, 53, 51, 48, 49, 27, 24, 33,
30, 42, 42, 41, 39, 10, 43, 47, 44, 57, 122, 120, 99, 118, 96, 97,
98, 100, 101, 109, 103, 111, 105, 107, 113, 114, 115, 116, 117, 119, 121, 60,
59, 61, 62, 71, 75, 67, 78, 69, 76, 83, 84, 85, 86, 87, 88, 89,
91, 92, 82, 65, 50, 55, 126, 81, 105, 107, 113, 106, 64, 79, 80, 90,
-1, -1, -1, -1, -1, 114, -1, -1, -1, -1, -1, -1, -1, -1, -1, 74,
72, 73, -1, -1, -1, 95, -1, 94, -1, 93, -1, -1, -1, -1, -1, -1,
104, 102, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
54, 56, 58, 55, 54, 56, 58, 55, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
};
@interface UIPhysicalKeyboardEvent : UIPressesEvent
@property (nonatomic, readonly) BOOL _isKeyDown;
@property (nonatomic, readonly) long _keyCode;
@property (nonatomic) int _modifierFlags;
@property(retain, nonatomic) NSString *_unmodifiedInput;
@property(retain, nonatomic) NSString *_modifiedInput;
@end
@implementation MNVMApplication
{
BOOL physicalCapsLocked;
}
+ (void)load {
// class is not visible
keyboardEventClass = NSClassFromString(@"UIPhysicalKeyboardEvent");
}
- (void)handleKeyboardEvent:(UIPhysicalKeyboardEvent *)event {
long keycode = event._keyCode;
int scancode = -1;
if (keycode >= 0 && keycode < sizeof(usb_to_adb_scancode)) {
scancode = usb_to_adb_scancode[keycode];
}
if (scancode == 57) {
// caps lock
if (event._isKeyDown && !physicalCapsLocked) {
[[AppDelegate sharedEmulator] keyDown:scancode];
physicalCapsLocked = YES;
} else if (event._isKeyDown && physicalCapsLocked) {
[[AppDelegate sharedEmulator] keyUp:scancode];
physicalCapsLocked = NO;
}
} else if (scancode >= 0 && [AppDelegate sharedEmulator].running) {
if (event._isKeyDown) {
[self _updateCapsLockStatus:event];
[[AppDelegate sharedEmulator] keyDown:scancode];
} else {
[[AppDelegate sharedEmulator] keyUp:scancode];
}
}
}
- (void)_updateCapsLockStatus:(UIPhysicalKeyboardEvent *)event {
if (event._modifierFlags == 0 && event._unmodifiedInput.length == 1) {
unichar unmodifiedChar = [event._unmodifiedInput characterAtIndex:0];
unichar modifiedChar = [event._modifiedInput characterAtIndex:0];
if ([[NSCharacterSet lowercaseLetterCharacterSet] characterIsMember:unmodifiedChar]) {
BOOL currentCapsLock = [[NSCharacterSet uppercaseLetterCharacterSet] characterIsMember:modifiedChar];
if (currentCapsLock != physicalCapsLocked) {
physicalCapsLocked = currentCapsLock;
if (physicalCapsLocked) {
[[AppDelegate sharedEmulator] keyDown:57];
} else {
[[AppDelegate sharedEmulator] keyUp:57];
}
}
}
}
}
- (void)handleKeyUIEvent:(UIEvent *)event {
[super handleKeyUIEvent:event];
static dispatch_once_t onceToken;
static BOOL handleKeyboardEvents = YES;
dispatch_once(&onceToken, ^{
if ([NSProcessInfo instancesRespondToSelector:@selector(operatingSystemVersion)]) {
handleKeyboardEvents = [NSProcessInfo processInfo].operatingSystemVersion.majorVersion >= 9;
} else {
handleKeyboardEvents = NO;
}
});
BOOL emulatorIsFrontmost = [AppDelegate sharedEmulator].running && [AppDelegate sharedInstance].window.rootViewController.presentedViewController == nil;
if ([event isKindOfClass:keyboardEventClass] && handleKeyboardEvents && emulatorIsFrontmost) {
[self handleKeyboardEvent:(UIPhysicalKeyboardEvent*)event];
}
}
@end
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