Files
ShadowsocksX-NG/Pods/MASShortcut/Framework/Model/MASShortcut.m
2019-09-10 14:23:26 +08:00

244 lines
9.2 KiB
Objective-C

#import "MASShortcut.h"
#import "MASLocalization.h"
static NSString *const MASShortcutKeyCode = @"KeyCode";
static NSString *const MASShortcutModifierFlags = @"ModifierFlags";
@implementation MASShortcut
#pragma mark Initialization
- (instancetype)initWithKeyCode:(NSInteger)code modifierFlags:(NSEventModifierFlags)flags
{
self = [super init];
if (self) {
_keyCode = code;
_modifierFlags = MASPickCocoaModifiers(flags);
}
return self;
}
+ (instancetype)shortcutWithKeyCode:(NSInteger)code modifierFlags:(NSEventModifierFlags)flags
{
return [[self alloc] initWithKeyCode:code modifierFlags:flags];
}
+ (instancetype)shortcutWithEvent:(NSEvent *)event
{
return [[self alloc] initWithKeyCode:event.keyCode modifierFlags:event.modifierFlags];
}
#pragma mark Shortcut Accessors
- (UInt32)carbonKeyCode
{
return (self.keyCode == NSNotFound ? 0 : (UInt32)self.keyCode);
}
- (UInt32)carbonFlags
{
return MASCarbonModifiersFromCocoaModifiers(self.modifierFlags);
}
- (NSString *)description
{
return [NSString stringWithFormat:@"%@%@", self.modifierFlagsString, self.keyCodeString];
}
- (NSString *)keyCodeStringForKeyEquivalent
{
NSString *keyCodeString = self.keyCodeString;
if (keyCodeString.length <= 1) {
return keyCodeString.lowercaseString;
}
switch (self.keyCode) {
case kVK_F1: return NSStringFromMASKeyCode(NSF1FunctionKey);
case kVK_F2: return NSStringFromMASKeyCode(NSF2FunctionKey);
case kVK_F3: return NSStringFromMASKeyCode(NSF3FunctionKey);
case kVK_F4: return NSStringFromMASKeyCode(NSF4FunctionKey);
case kVK_F5: return NSStringFromMASKeyCode(NSF5FunctionKey);
case kVK_F6: return NSStringFromMASKeyCode(NSF6FunctionKey);
case kVK_F7: return NSStringFromMASKeyCode(NSF7FunctionKey);
case kVK_F8: return NSStringFromMASKeyCode(NSF8FunctionKey);
case kVK_F9: return NSStringFromMASKeyCode(NSF9FunctionKey);
case kVK_F10: return NSStringFromMASKeyCode(NSF10FunctionKey);
case kVK_F11: return NSStringFromMASKeyCode(NSF11FunctionKey);
case kVK_F12: return NSStringFromMASKeyCode(NSF12FunctionKey);
case kVK_F13: return NSStringFromMASKeyCode(NSF13FunctionKey);
case kVK_F14: return NSStringFromMASKeyCode(NSF14FunctionKey);
case kVK_F15: return NSStringFromMASKeyCode(NSF15FunctionKey);
case kVK_F16: return NSStringFromMASKeyCode(NSF16FunctionKey);
case kVK_F17: return NSStringFromMASKeyCode(NSF17FunctionKey);
case kVK_F18: return NSStringFromMASKeyCode(NSF18FunctionKey);
case kVK_F19: return NSStringFromMASKeyCode(NSF19FunctionKey);
case kVK_Space: return NSStringFromMASKeyCode(0x20);
default: return @"";
}
}
- (NSString *)keyCodeString
{
// Some key codes don't have an equivalent
switch (self.keyCode) {
case NSNotFound: return @"";
case kVK_F1: return @"F1";
case kVK_F2: return @"F2";
case kVK_F3: return @"F3";
case kVK_F4: return @"F4";
case kVK_F5: return @"F5";
case kVK_F6: return @"F6";
case kVK_F7: return @"F7";
case kVK_F8: return @"F8";
case kVK_F9: return @"F9";
case kVK_F10: return @"F10";
case kVK_F11: return @"F11";
case kVK_F12: return @"F12";
case kVK_F13: return @"F13";
case kVK_F14: return @"F14";
case kVK_F15: return @"F15";
case kVK_F16: return @"F16";
case kVK_F17: return @"F17";
case kVK_F18: return @"F18";
case kVK_F19: return @"F19";
case kVK_Space: return MASLocalizedString(@"Space", @"Shortcut glyph name for SPACE key");
case kVK_Escape: return NSStringFromMASKeyCode(kMASShortcutGlyphEscape);
case kVK_Delete: return NSStringFromMASKeyCode(kMASShortcutGlyphDeleteLeft);
case kVK_ForwardDelete: return NSStringFromMASKeyCode(kMASShortcutGlyphDeleteRight);
case kVK_LeftArrow: return NSStringFromMASKeyCode(kMASShortcutGlyphLeftArrow);
case kVK_RightArrow: return NSStringFromMASKeyCode(kMASShortcutGlyphRightArrow);
case kVK_UpArrow: return NSStringFromMASKeyCode(kMASShortcutGlyphUpArrow);
case kVK_DownArrow: return NSStringFromMASKeyCode(kMASShortcutGlyphDownArrow);
case kVK_Help: return NSStringFromMASKeyCode(kMASShortcutGlyphHelp);
case kVK_PageUp: return NSStringFromMASKeyCode(kMASShortcutGlyphPageUp);
case kVK_PageDown: return NSStringFromMASKeyCode(kMASShortcutGlyphPageDown);
case kVK_Tab: return NSStringFromMASKeyCode(kMASShortcutGlyphTabRight);
case kVK_Return: return NSStringFromMASKeyCode(kMASShortcutGlyphReturnR2L);
// Keypad
case kVK_ANSI_Keypad0: return @"0";
case kVK_ANSI_Keypad1: return @"1";
case kVK_ANSI_Keypad2: return @"2";
case kVK_ANSI_Keypad3: return @"3";
case kVK_ANSI_Keypad4: return @"4";
case kVK_ANSI_Keypad5: return @"5";
case kVK_ANSI_Keypad6: return @"6";
case kVK_ANSI_Keypad7: return @"7";
case kVK_ANSI_Keypad8: return @"8";
case kVK_ANSI_Keypad9: return @"9";
case kVK_ANSI_KeypadDecimal: return @".";
case kVK_ANSI_KeypadMultiply: return @"*";
case kVK_ANSI_KeypadPlus: return @"+";
case kVK_ANSI_KeypadClear: return NSStringFromMASKeyCode(kMASShortcutGlyphPadClear);
case kVK_ANSI_KeypadDivide: return @"/";
case kVK_ANSI_KeypadEnter: return NSStringFromMASKeyCode(kMASShortcutGlyphReturn);
case kVK_ANSI_KeypadMinus: return @"-";
case kVK_ANSI_KeypadEquals: return @"=";
// Hardcode
case 119: return NSStringFromMASKeyCode(kMASShortcutGlyphSoutheastArrow);
case 115: return NSStringFromMASKeyCode(kMASShortcutGlyphNorthwestArrow);
}
// Everything else should be printable so look it up in the current ASCII capable keyboard layout
OSStatus error = noErr;
NSString *keystroke = nil;
TISInputSourceRef inputSource = TISCopyCurrentASCIICapableKeyboardLayoutInputSource();
if (inputSource) {
CFDataRef layoutDataRef = TISGetInputSourceProperty(inputSource, kTISPropertyUnicodeKeyLayoutData);
if (layoutDataRef) {
UCKeyboardLayout *layoutData = (UCKeyboardLayout *)CFDataGetBytePtr(layoutDataRef);
UniCharCount length = 0;
UniChar chars[256] = { 0 };
UInt32 deadKeyState = 0;
error = UCKeyTranslate(layoutData, (UInt16)self.keyCode, kUCKeyActionDisplay, 0, // No modifiers
LMGetKbdType(), kUCKeyTranslateNoDeadKeysMask, &deadKeyState,
sizeof(chars) / sizeof(UniChar), &length, chars);
keystroke = ((error == noErr) && length ? [NSString stringWithCharacters:chars length:length] : @"");
}
CFRelease(inputSource);
}
// Validate keystroke
if (keystroke.length) {
static NSMutableCharacterSet *validChars = nil;
if (validChars == nil) {
validChars = [[NSMutableCharacterSet alloc] init];
[validChars formUnionWithCharacterSet:[NSCharacterSet alphanumericCharacterSet]];
[validChars formUnionWithCharacterSet:[NSCharacterSet punctuationCharacterSet]];
[validChars formUnionWithCharacterSet:[NSCharacterSet symbolCharacterSet]];
}
for (NSUInteger i = 0, length = keystroke.length; i < length; i++) {
if (![validChars characterIsMember:[keystroke characterAtIndex:i]]) {
keystroke = @"";
break;
}
}
}
// Finally, we've got a shortcut!
return keystroke.uppercaseString;
}
- (NSString *)modifierFlagsString
{
unichar chars[4];
NSUInteger count = 0;
// These are in the same order as the menu manager shows them
if (self.modifierFlags & NSControlKeyMask) chars[count++] = kControlUnicode;
if (self.modifierFlags & NSAlternateKeyMask) chars[count++] = kOptionUnicode;
if (self.modifierFlags & NSShiftKeyMask) chars[count++] = kShiftUnicode;
if (self.modifierFlags & NSCommandKeyMask) chars[count++] = kCommandUnicode;
return (count ? [NSString stringWithCharacters:chars length:count] : @"");
}
#pragma mark NSObject
- (BOOL) isEqual: (MASShortcut*) object
{
return [object isKindOfClass:[self class]]
&& (object.keyCode == self.keyCode)
&& (object.modifierFlags == self.modifierFlags);
}
- (NSUInteger) hash
{
return self.keyCode + self.modifierFlags;
}
#pragma mark NSCoding
- (void)encodeWithCoder:(NSCoder *)coder
{
[coder encodeInteger:(self.keyCode != NSNotFound ? self.keyCode : - 1) forKey:MASShortcutKeyCode];
[coder encodeInteger:(NSInteger)self.modifierFlags forKey:MASShortcutModifierFlags];
}
- (instancetype)initWithCoder:(NSCoder *)decoder
{
self = [super init];
if (self) {
NSInteger code = [decoder decodeIntegerForKey:MASShortcutKeyCode];
_keyCode = (code < 0) ? NSNotFound : code;
_modifierFlags = [decoder decodeIntegerForKey:MASShortcutModifierFlags];
}
return self;
}
#pragma mark NSSecureCoding
+ (BOOL)supportsSecureCoding
{
return YES;
}
#pragma mark NSCopying
- (instancetype) copyWithZone:(NSZone *)zone
{
return [[self class] shortcutWithKeyCode:_keyCode modifierFlags:_modifierFlags];
}
@end