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Code Issues Projects Releases Wiki Activity

#497: improve DOM KeyboardEvent support

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This commit is contained in:
Cameron Kaiser 2018-04-26 18:20:39 -07:00
parent 94fdf929ef
commit d61e225cda
2 changed files with 376 additions and 14 deletions
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371
widget/cocoa/nsChildView.mm
View File

@ -293,11 +293,12 @@ enum
kCommandKeyCode = 0x37,
kShiftKeyCode = 0x38,
kCapsLockKeyCode = 0x39,
kOptionkeyCode = 0x3A,
kOptionKeyCode = 0x3A,
kControlKeyCode = 0x3B,
kRShiftKeyCode = 0x3C, // right shift key
kROptionKeyCode = 0x3D, // right option key
kRControlKeyCode = 0x3E, // right control key
kFnKeyCode = 0x3F, // fn key
kClearKeyCode = 0x47,
// function keys
@ -316,6 +317,11 @@ enum
kF13KeyCode = 0x69,
kF14KeyCode = 0x6B,
kF15KeyCode = 0x71,
kF16KeyCode = 0x6A,
kF17KeyCode = 0x40,
kF18KeyCode = 0x4F,
kF19KeyCode = 0x50,
kF20KeyCode = 0x5A,
kPrintScreenKeyCode = kF13KeyCode,
kScrollLockKeyCode = kF14KeyCode,
@ -345,6 +351,12 @@ enum
kVK_ANSI_8 = 0x1C,
kVK_ANSI_9 = 0x19,
kVK_ANSI_0 = 0x1D,
kVK_JIS_Yen = 0x5D,
kVK_JIS_Underscore = 0x5E,
kVK_JIS_KeypadComma = 0x5F,
kVK_JIS_Eisu = 0x66,
kVK_JIS_Kana = 0x68,
kVK_PC_ContextMenu = 0x6E,
#endif
kKeypadMultiplyKeyCode = 0x43,
@ -352,7 +364,7 @@ enum
kKeypadSubtractKeyCode = 0x4E,
kKeypadDecimalKeyCode = 0x41,
kKeypadDivideKeyCode = 0x4B,
kKeypadEqualsKeyCode = 0x51, // no correpsonding gecko key code
kKeypadEqualsKeyCode = 0x51, // no corresponding gecko key code
kEnterKeyCode = 0x4C,
kReturnKeyCode = 0x24,
kPowerbookEnterKeyCode = 0x34, // Enter on Powerbook's keyboard is different
@ -1512,11 +1524,12 @@ nsresult nsChildView::SynthesizeNativeKeyEvent(int32_t aNativeKeyboardLayout,
case kRCommandKeyCode:
case kCommandKeyCode:
case kShiftKeyCode:
case kOptionkeyCode:
case kOptionKeyCode:
case kControlKeyCode:
case kRShiftKeyCode:
case kROptionKeyCode:
case kRControlKeyCode:
// XXX: kFnKeyCode probably should NOT be here?
sendFlagsChangedEvent = YES;
}
NSEventType eventType = sendFlagsChangedEvent ? NSFlagsChanged : NSKeyDown;
@ -6218,8 +6231,283 @@ static uint32_t GetGeckoKeyCodeFromChar(char16_t aChar)
}
}
// XXX: aKeyEvent isn't actually used
static uint32_t ConvertMacToGeckoKeyCode(UInt32 keyCode, WidgetKeyboardEvent* aKeyEvent, NSString* characters)
// Tabular functions for TenFourFox issue 497
static uint32_t ConvertMacToGeckoKeyLocation(UInt32 keyCode)
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_RETURN;
uint32_t location = nsIDOMKeyEvent::DOM_KEY_LOCATION_STANDARD;
switch (keyCode)
{
case kCommandKeyCode:
case kShiftKeyCode:
case kOptionKeyCode:
case kControlKeyCode:
case kFnKeyCode:
case kVK_PC_ContextMenu:
location = nsIDOMKeyEvent::DOM_KEY_LOCATION_LEFT;
break;
case kRCommandKeyCode:
case kRShiftKeyCode:
case kROptionKeyCode:
case kRControlKeyCode:
location = nsIDOMKeyEvent::DOM_KEY_LOCATION_RIGHT;
break;
case kKeypad0KeyCode:
case kKeypad1KeyCode:
case kKeypad2KeyCode:
case kKeypad3KeyCode:
case kKeypad4KeyCode:
case kKeypad5KeyCode:
case kKeypad6KeyCode:
case kKeypad7KeyCode:
case kKeypad8KeyCode:
case kKeypad9KeyCode:
case kKeypadMultiplyKeyCode:
case kKeypadAddKeyCode:
case kKeypadSubtractKeyCode:
case kKeypadDecimalKeyCode:
case kKeypadDivideKeyCode:
case kKeypadEqualsKeyCode:
case kVK_JIS_KeypadComma:
case kEnterKeyCode:
case kClearKeyCode:
location = nsIDOMKeyEvent::DOM_KEY_LOCATION_NUMPAD;
break;
}
return location;
NS_OBJC_END_TRY_ABORT_BLOCK_RETURN(0);
}
static KeyNameIndex ConvertMacToDOMKeyName(UInt32 keyCode)
{
#define K(y,x) case y: return KEY_NAME_INDEX_ ## x;
// This replaces the code in TextInputHandler that we don't use.
// Based on NativeKeyToDOMKeyName.h.
switch (keyCode)
{
K(kOptionKeyCode, Alt)
K(kROptionKeyCode, Alt)
K(kCapsLockKeyCode, CapsLock)
K(kFnKeyCode, Fn)
K(kVK_PC_ContextMenu, ContextMenu)
K(kControlKeyCode, Control)
K(kRControlKeyCode, Control)
K(kCommandKeyCode, Meta)
K(kRCommandKeyCode, Meta)
K(kShiftKeyCode, Shift)
K(kRShiftKeyCode, Shift)
case kReturnKeyCode:
case kEnterKeyCode:
case kPowerbookEnterKeyCode:
return KEY_NAME_INDEX_Enter;
K(kTabKeyCode, Tab)
K(kLeftArrowKeyCode, ArrowLeft)
K(kRightArrowKeyCode, ArrowRight)
K(kDownArrowKeyCode, ArrowDown)
K(kUpArrowKeyCode, ArrowUp)
K(kEndKeyCode, End)
K(kHomeKeyCode, Home)
K(kPageDownKeyCode, PageDown)
K(kPageUpKeyCode, PageUp)
K(kBackspaceKeyCode, Backspace)
K(kDeleteKeyCode, Delete)
K(kClearKeyCode, Clear)
K(kEscapeKeyCode, Escape)
K(kInsertKeyCode, Help) // XXX?!
K(kF1KeyCode, F1)
K(kF2KeyCode, F2)
K(kF3KeyCode, F3)
K(kF4KeyCode, F4)
K(kF5KeyCode, F5)
K(kF6KeyCode, F6)
K(kF7KeyCode, F7)
K(kF8KeyCode, F8)
K(kF9KeyCode, F9)
K(kF10KeyCode, F10)
K(kF11KeyCode, F11)
K(kF12KeyCode, F12)
K(kF13KeyCode, F13)
K(kF14KeyCode, F14)
K(kF15KeyCode, F15)
K(kF16KeyCode, F16)
K(kF17KeyCode, F17)
K(kF18KeyCode, F18)
K(kF19KeyCode, F19)
K(kF20KeyCode, F20)
K(kVK_JIS_Eisu, Eisu)
K(kVK_JIS_Kana, KanjiMode)
// We are missing volume and media keys,
// but the OS seems to intercept these, so I
// didn't bother assigning them symbols.
}
return KEY_NAME_INDEX_Unidentified;
#undef K
}
#define K(x) CODE_NAME_INDEX_ ## x ,
static const CodeNameIndex MacKeyCodeToDOMCode[] = {
/* It is not at all clear if all of these keys actually work! */
K(KeyA) // 0x00
K(KeyS)
K(KeyD)
K(KeyF)
K(KeyH)
K(KeyG)
K(KeyZ)
K(KeyX)
K(KeyC) // 0x08
K(KeyV)
K(IntlBackslash) // XXX: 0x0a
K(KeyB)
K(KeyQ)
K(KeyW)
K(KeyE)
K(KeyR)
K(KeyY) // 0x10
K(KeyT)
K(Digit1)
K(Digit2)
K(Digit3)
K(Digit4)
K(Digit6)
K(Digit5)
K(Equal) // 0x18
K(Digit9)
K(Digit7)
K(Minus)
K(Digit8)
K(Digit0)
K(BracketRight)
K(KeyO)
K(KeyU) // 0x20
K(BracketLeft)
K(KeyI)
K(KeyP)
K(Enter)
K(KeyL)
K(KeyJ)
K(Quote)
K(KeyK) // 0x28
K(Semicolon)
K(Backslash)
K(Comma)
K(Slash)
K(KeyN)
K(KeyM)
K(Period)
K(Tab) // 0x30
K(Space)
K(Backquote)
K(Backspace)
K(NumpadEnter) // XXX: 0x34, kPowerbookEnterKeyCode. Just a guess.
K(Escape)
K(OSRight)
K(OSLeft)
K(ShiftLeft) // 0x38
K(CapsLock)
K(AltLeft)
K(ControlLeft)
K(ShiftRight)
K(AltRight) // huhuhu
K(ControlRight)
K(Fn)
K(F17) // 0x40
K(NumpadDecimal)
K(UNKNOWN) // 0x42
K(NumpadMultiply)
K(UNKNOWN) // 0x44
K(NumpadAdd)
K(UNKNOWN) // 0x46
K(NumpadClear)
K(VolumeUp) // 0x48
K(VolumeDown)
K(VolumeMute)
K(NumpadDivide)
K(NumpadEnter)
K(UNKNOWN) // 0x4d
K(NumpadSubtract)
K(F18)
K(F19) // 0x50
K(NumpadEqual)
K(Numpad0)
K(Numpad1)
K(Numpad2)
K(Numpad3)
K(Numpad4)
K(Numpad5)
K(Numpad6) // 0x58
K(Numpad7)
K(F20)
K(Numpad8)
K(Numpad9)
K(IntlYen)
K(IntlRo)
K(NumpadComma)
K(F5) // 0x60
K(F6)
K(F7)
K(F3)
K(F8)
K(F9)
K(Lang2) // Eisu
K(F11)
K(Lang1) // 0x68 // Kana
K(F13)
K(F16)
K(F14)
K(UNKNOWN) // 0x6c
K(F10)
K(ContextMenu)
K(F12)
K(UNKNOWN) // 0x70
K(F15)
K(Help)
K(Home)
K(PageUp)
K(Delete)
K(F4)
K(End)
K(F2) // 0x78
K(PageDown)
K(F1)
K(ArrowLeft)
K(ArrowRight)
K(ArrowDown)
K(ArrowUp)
K(UNKNOWN) // 0x7f
};
#undef K
inline static CodeNameIndex ConvertMacToDOMCode(UInt32 keyCode)
{
MOZ_ASSERT(keyCode < 0x80);
return MacKeyCodeToDOMCode[keyCode];
}
// End issue 497
static uint32_t ConvertMacToGeckoKeyCode(UInt32 keyCode, NSString* characters)
{
NS_OBJC_BEGIN_TRY_ABORT_BLOCK_RETURN;
@ -6237,8 +6525,7 @@ static uint32_t ConvertMacToGeckoKeyCode(UInt32 keyCode, WidgetKeyboardEvent* aK
case kRControlKeyCode:
case kControlKeyCode: geckoKeyCode = NS_VK_CONTROL; break;
case kROptionKeyCode:
case kOptionkeyCode: geckoKeyCode = NS_VK_ALT; break;
case kClearKeyCode: geckoKeyCode = NS_VK_CLEAR; break;
case kOptionKeyCode: geckoKeyCode = NS_VK_ALT; break;
// function keys
case kF1KeyCode: geckoKeyCode = NS_VK_F1; break;
@ -6253,10 +6540,11 @@ static uint32_t ConvertMacToGeckoKeyCode(UInt32 keyCode, WidgetKeyboardEvent* aK
case kF10KeyCode: geckoKeyCode = NS_VK_F10; break;
case kF11KeyCode: geckoKeyCode = NS_VK_F11; break;
case kF12KeyCode: geckoKeyCode = NS_VK_F12; break;
// these three are aliases for the ones below, so use the canonical ones.
// case kF13KeyCode: geckoKeyCode = NS_VK_F13; break;
// clash with the 3 below
// case kF14KeyCode: geckoKeyCode = NS_VK_F14; break;
// case kF15KeyCode: geckoKeyCode = NS_VK_F15; break;
// XXX: F16 through F20?
case kPauseKeyCode: geckoKeyCode = NS_VK_PAUSE; break;
case kScrollLockKeyCode: geckoKeyCode = NS_VK_SCROLL_LOCK; break;
case kPrintScreenKeyCode: geckoKeyCode = NS_VK_PRINTSCREEN; break;
@ -6273,6 +6561,7 @@ static uint32_t ConvertMacToGeckoKeyCode(UInt32 keyCode, WidgetKeyboardEvent* aK
case kKeypad8KeyCode: geckoKeyCode = NS_VK_NUMPAD8; break;
case kKeypad9KeyCode: geckoKeyCode = NS_VK_NUMPAD9; break;
case kClearKeyCode: geckoKeyCode = NS_VK_CLEAR; break;
case kKeypadMultiplyKeyCode: geckoKeyCode = NS_VK_MULTIPLY; break;
case kKeypadAddKeyCode: geckoKeyCode = NS_VK_ADD; break;
case kKeypadSubtractKeyCode: geckoKeyCode = NS_VK_SUBTRACT; break;
@ -6331,9 +6620,10 @@ static bool IsSpecialGeckoKey(UInt32 macKeyCode)
case kCapsLockKeyCode:
case kControlKeyCode:
case kRControlKeyCode:
case kOptionkeyCode:
case kOptionKeyCode:
case kROptionKeyCode:
case kClearKeyCode:
case kFnKeyCode:
// function keys
case kF1KeyCode:
@ -6348,9 +6638,18 @@ static bool IsSpecialGeckoKey(UInt32 macKeyCode)
case kF10KeyCode:
case kF11KeyCode:
case kF12KeyCode:
// case kF13KeyCode: // clashes with PrintScreen
// case kF14KeyCode: // clashes with ScrollLock
// case kF15KeyCode: // clashes with Pause
case kF16KeyCode:
case kF17KeyCode:
case kF18KeyCode:
case kF19KeyCode:
case kF20KeyCode:
case kPauseKeyCode:
case kScrollLockKeyCode:
case kPrintScreenKeyCode:
case kVK_PC_ContextMenu:
case kInsertKeyCode:
case kDeleteKeyCode:
@ -6609,6 +6908,7 @@ GetUSLayoutCharFromKeyTranslate(UInt32 aKeyCode, UInt32 aModifiers)
if (!aKeyEvent || !outGeckoEvent)
return;
unsigned short keyCode = nsCocoaUtils::GetCocoaEventKeyCode(aKeyEvent);
nsCocoaUtils::InitInputEvent(*outGeckoEvent, aKeyEvent);
// coords for key events are always 0,0
@ -6619,12 +6919,15 @@ GetUSLayoutCharFromKeyTranslate(UInt32 aKeyCode, UInt32 aModifiers)
// Check to see if the message is a key press that does not involve
// one of our special key codes.
// (This can also be generated by insertText:, so look there for a similar
// but abbreviated pathway.)
if (outGeckoEvent->mMessage == eKeyPress &&
!IsSpecialGeckoKey(nsCocoaUtils::GetCocoaEventKeyCode(aKeyEvent))) {
!IsSpecialGeckoKey(keyCode)) {
outGeckoEvent->isChar = true; // this is not a special key
outGeckoEvent->charCode = 0;
outGeckoEvent->keyCode = 0; // not set for key press events
outGeckoEvent->location = ConvertMacToGeckoKeyLocation(keyCode);
NSString* chars = [aKeyEvent characters];
if ([chars length] > 0)
@ -6855,16 +7158,39 @@ GetUSLayoutCharFromKeyTranslate(UInt32 aKeyCode, UInt32 aModifiers)
outGeckoEvent->alternativeCharCodes.AppendElement(altCharCodes);
}
}
// Now that we have a charCode defined, use that as a KeyNameIndex
// for TenFourFox issue 497.
outGeckoEvent->mKeyNameIndex = KEY_NAME_INDEX_USE_STRING;
outGeckoEvent->mKeyValue = (uint32_t)outGeckoEvent->charCode;
}
else {
NSString* characters = nil;
if ([aKeyEvent type] != NSFlagsChanged)
characters = [aKeyEvent charactersIgnoringModifiers];
outGeckoEvent->keyCode =
ConvertMacToGeckoKeyCode([aKeyEvent keyCode], outGeckoEvent, characters);
outGeckoEvent->keyCode = ConvertMacToGeckoKeyCode(keyCode, characters);
outGeckoEvent->charCode = 0;
}
// Add extra DOM fields for TenFourFox issue 497.
// XXX: Should this be based on the Gecko key code for consistency?
outGeckoEvent->location = ConvertMacToGeckoKeyLocation(keyCode);
outGeckoEvent->mKeyNameIndex = ConvertMacToDOMKeyName(keyCode);
// If the KeyNameIndex is still Unidentified, look at [characters] to see if
// we can maybe extract it from there.
if (outGeckoEvent->mKeyNameIndex == KEY_NAME_INDEX_Unidentified &&
characters &&
[characters length]) {
outGeckoEvent->mKeyNameIndex = KEY_NAME_INDEX_USE_STRING;
outGeckoEvent->mKeyValue = (uint32_t)[characters characterAtIndex:0];
}
}
// Convert the KeyName to a CodeName. We don't use CODE_NAME_INDEX_STRING; every
// key has a code, or else it's CODE_NAME_INDEX_UNKNOWN.
// This concludes TenFourFox issue 497.
outGeckoEvent->mCodeNameIndex = ConvertMacToDOMCode(keyCode);
// For NativeKeyBindings
outGeckoEvent->mNativeKeyEvent = aKeyEvent;
@ -7099,10 +7425,16 @@ GetUSLayoutCharFromKeyTranslate(UInt32 aKeyCode, UInt32 aModifiers)
return;
// dispatch keypress event with char instead of textEvent
// this is mostly the same as in convertCocoaKeyEvent:
WidgetKeyboardEvent geckoEvent(true, eKeyPress, mGeckoChild);
geckoEvent.charCode = bufPtr[0]; // gecko expects OS-translated unicode
geckoEvent.keyCode = 0;
geckoEvent.isChar = true;
// TenFourFox issue 497
geckoEvent.mKeyNameIndex = KEY_NAME_INDEX_USE_STRING;
geckoEvent.mKeyValue = (uint32_t)bufPtr[0];
if (mKeyDownHandled)
geckoEvent.mFlags.mDefaultPrevented = true;
@ -7112,6 +7444,7 @@ GetUSLayoutCharFromKeyTranslate(UInt32 aKeyCode, UInt32 aModifiers)
if (mCurKeyEvent) {
nsCocoaUtils::InitInputEvent(geckoEvent, mCurKeyEvent);
uint32_t keyCode = nsCocoaUtils::GetCocoaEventKeyCode(mCurKeyEvent);
// XXX The ASCII characters inputting mode of egbridge (Japanese IME)
// might send the keyDown event with wrong keyboard layout if other
@ -7119,16 +7452,26 @@ GetUSLayoutCharFromKeyTranslate(UInt32 aKeyCode, UInt32 aModifiers)
// doesn't match to this gecko event...
if (!IsPrintableChar(geckoEvent.charCode)) {
geckoEvent.keyCode = ConvertMacToGeckoKeyCode(nsCocoaUtils::GetCocoaEventKeyCode(mCurKeyEvent), &geckoEvent, [mCurKeyEvent charactersIgnoringModifiers]);
geckoEvent.keyCode = ConvertMacToGeckoKeyCode(keyCode, [mCurKeyEvent charactersIgnoringModifiers]);
geckoEvent.charCode = 0;
geckoEvent.mKeyValue = (uint32_t)geckoEvent.keyCode;
}
geckoEvent.mCodeNameIndex = ConvertMacToDOMCode(keyCode);
geckoEvent.location = ConvertMacToGeckoKeyLocation(keyCode);
} else {
nsCocoaUtils::InitInputEvent(geckoEvent, static_cast<NSEvent*>(nullptr));
// Note that insertText is not called only at key pressing.
if (!IsPrintableChar(geckoEvent.charCode)) {
geckoEvent.keyCode = GetGeckoKeyCodeFromChar(geckoEvent.charCode);
geckoEvent.charCode = 0;
geckoEvent.mKeyValue = (uint32_t)geckoEvent.keyCode;
}
// If the event does not have a native key event, we can't determine the
// actual scan code. In that case, hope for the best -- it would be worse
// if we weren't using a QWERTY layout and guessed the wrong key instead
// of just saying we don't know.
geckoEvent.mCodeNameIndex = CODE_NAME_INDEX_UNKNOWN;
geckoEvent.location = nsIDOMKeyEvent::DOM_KEY_LOCATION_STANDARD;
}
// Remove basic modifiers from keypress event because if they are included,

19
widget/cocoa/nsCocoaUtils.mm
View File

@ -373,6 +373,7 @@ void nsCocoaUtils::CleanUpAfterNativeAppModalDialog()
unsigned short nsCocoaUtils::GetCocoaEventKeyCode(NSEvent *theEvent)
{
#if(0)
unsigned short keyCode = [theEvent keyCode];
if (nsCocoaFeatures::OnLeopardOrLater())
return keyCode;
@ -395,6 +396,24 @@ unsigned short nsCocoaUtils::GetCocoaEventKeyCode(NSEvent *theEvent)
if ([unmodchars characterAtIndex:0] == 0x1b)
keyCode = 0x35;
}
#else
// Clean this up a bit for faster calls.
unsigned short keyCode = [theEvent keyCode];
// If there is a keyCode (likely), or this is Leopard, return keyCode.
if (MOZ_LIKELY(keyCode) || nsCocoaFeatures::OnLeopardOrLater())
return keyCode;
// Tiger kludge from above.
// If the type is not NSKeyDown or KeyUp (unlikely), return keyCode.
NSEventType type = [theEvent type];
if (MOZ_UNLIKELY((type != NSKeyDown) && (type != NSKeyUp)))
return keyCode;
NSString *unmodchars = [theEvent charactersIgnoringModifiers];
if ([unmodchars length] == 1) {
if ([unmodchars characterAtIndex:0] == 0x1b)
keyCode = 0x35;
}
#endif
return keyCode;
}