diff options
Diffstat (limited to 'src/widgets/platforms/mac/qkeymapper_mac.cpp')
| -rw-r--r-- | src/widgets/platforms/mac/qkeymapper_mac.cpp | 1023 |
1 files changed, 1023 insertions, 0 deletions
diff --git a/src/widgets/platforms/mac/qkeymapper_mac.cpp b/src/widgets/platforms/mac/qkeymapper_mac.cpp new file mode 100644 index 0000000000..b5b3c4b5b9 --- /dev/null +++ b/src/widgets/platforms/mac/qkeymapper_mac.cpp @@ -0,0 +1,1023 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** GNU Lesser General Public License Usage +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this +** file. Please review the following information to ensure the GNU Lesser +** General Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU General +** Public License version 3.0 as published by the Free Software Foundation +** and appearing in the file LICENSE.GPL included in the packaging of this +** file. Please review the following information to ensure the GNU General +** Public License version 3.0 requirements will be met: +** http://www.gnu.org/copyleft/gpl.html. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <private/qt_mac_p.h> +#include <qdebug.h> +#include <qevent.h> +#include <private/qevent_p.h> +#include <qtextcodec.h> +#include <qapplication.h> +#include <qinputcontext.h> +#include <private/qkeymapper_p.h> +#include <private/qapplication_p.h> +#include <private/qmacinputcontext_p.h> + +QT_BEGIN_NAMESPACE + +QT_USE_NAMESPACE + +/***************************************************************************** + QKeyMapper debug facilities + *****************************************************************************/ +//#define DEBUG_KEY_BINDINGS +//#define DEBUG_KEY_BINDINGS_MODIFIERS +//#define DEBUG_KEY_MAPS + +/***************************************************************************** + Internal variables and functions + *****************************************************************************/ +bool qt_mac_eat_unicode_key = false; +extern bool qt_sendSpontaneousEvent(QObject *obj, QEvent *event); //qapplication_mac.cpp + +Q_GUI_EXPORT void qt_mac_secure_keyboard(bool b) +{ + static bool secure = false; + if (b != secure){ + b ? EnableSecureEventInput() : DisableSecureEventInput(); + secure = b; + } +} + +/* + \internal + A Mac KeyboardLayoutItem has 8 possible states: + 1. Unmodified + 2. Shift + 3. Control + 4. Control + Shift + 5. Alt + 6. Alt + Shift + 7. Alt + Control + 8. Alt + Control + Shift + 9. Meta + 10. Meta + Shift + 11. Meta + Control + 12. Meta + Control + Shift + 13. Meta + Alt + 14. Meta + Alt + Shift + 15. Meta + Alt + Control + 16. Meta + Alt + Control + Shift +*/ +struct KeyboardLayoutItem { + bool dirty; + quint32 qtKey[16]; // Can by any Qt::Key_<foo>, or unicode character +}; + +// Possible modifier states. +// NOTE: The order of these states match the order in QKeyMapperPrivate::updatePossibleKeyCodes()! +static const Qt::KeyboardModifiers ModsTbl[] = { + Qt::NoModifier, // 0 + Qt::ShiftModifier, // 1 + Qt::ControlModifier, // 2 + Qt::ControlModifier | Qt::ShiftModifier, // 3 + Qt::AltModifier, // 4 + Qt::AltModifier | Qt::ShiftModifier, // 5 + Qt::AltModifier | Qt::ControlModifier, // 6 + Qt::AltModifier | Qt::ShiftModifier | Qt::ControlModifier, // 7 + Qt::MetaModifier, // 8 + Qt::MetaModifier | Qt::ShiftModifier, // 9 + Qt::MetaModifier | Qt::ControlModifier, // 10 + Qt::MetaModifier | Qt::ControlModifier | Qt::ShiftModifier,// 11 + Qt::MetaModifier | Qt::AltModifier, // 12 + Qt::MetaModifier | Qt::AltModifier | Qt::ShiftModifier, // 13 + Qt::MetaModifier | Qt::AltModifier | Qt::ControlModifier, // 14 + Qt::MetaModifier | Qt::AltModifier | Qt::ShiftModifier | Qt::ControlModifier, // 15 +}; + +/* key maps */ +struct qt_mac_enum_mapper +{ + int mac_code; + int qt_code; +#if defined(DEBUG_KEY_BINDINGS) +# define QT_MAC_MAP_ENUM(x) x, #x + const char *desc; +#else +# define QT_MAC_MAP_ENUM(x) x +#endif +}; + +//modifiers +static qt_mac_enum_mapper qt_mac_modifier_symbols[] = { + { shiftKey, QT_MAC_MAP_ENUM(Qt::ShiftModifier) }, + { rightShiftKey, QT_MAC_MAP_ENUM(Qt::ShiftModifier) }, + { controlKey, QT_MAC_MAP_ENUM(Qt::MetaModifier) }, + { rightControlKey, QT_MAC_MAP_ENUM(Qt::MetaModifier) }, + { cmdKey, QT_MAC_MAP_ENUM(Qt::ControlModifier) }, + { optionKey, QT_MAC_MAP_ENUM(Qt::AltModifier) }, + { rightOptionKey, QT_MAC_MAP_ENUM(Qt::AltModifier) }, + { kEventKeyModifierNumLockMask, QT_MAC_MAP_ENUM(Qt::KeypadModifier) }, + { 0, QT_MAC_MAP_ENUM(0) } +}; +Qt::KeyboardModifiers qt_mac_get_modifiers(int keys) +{ +#ifdef DEBUG_KEY_BINDINGS_MODIFIERS + qDebug("Qt: internal: **Mapping modifiers: %d (0x%04x)", keys, keys); +#endif + Qt::KeyboardModifiers ret = Qt::NoModifier; + for (int i = 0; qt_mac_modifier_symbols[i].qt_code; i++) { + if (keys & qt_mac_modifier_symbols[i].mac_code) { +#ifdef DEBUG_KEY_BINDINGS_MODIFIERS + qDebug("Qt: internal: got modifier: %s", qt_mac_modifier_symbols[i].desc); +#endif + ret |= Qt::KeyboardModifier(qt_mac_modifier_symbols[i].qt_code); + } + } + if (qApp->testAttribute(Qt::AA_MacDontSwapCtrlAndMeta)) { + Qt::KeyboardModifiers oldModifiers = ret; + ret &= ~(Qt::MetaModifier | Qt::ControlModifier); + if (oldModifiers & Qt::ControlModifier) + ret |= Qt::MetaModifier; + if (oldModifiers & Qt::MetaModifier) + ret |= Qt::ControlModifier; + } + return ret; +} +static int qt_mac_get_mac_modifiers(Qt::KeyboardModifiers keys) +{ +#ifdef DEBUG_KEY_BINDINGS_MODIFIERS + qDebug("Qt: internal: **Mapping modifiers: %d (0x%04x)", (int)keys, (int)keys); +#endif + int ret = 0; + for (int i = 0; qt_mac_modifier_symbols[i].qt_code; i++) { + if (keys & qt_mac_modifier_symbols[i].qt_code) { +#ifdef DEBUG_KEY_BINDINGS_MODIFIERS + qDebug("Qt: internal: got modifier: %s", qt_mac_modifier_symbols[i].desc); +#endif + ret |= qt_mac_modifier_symbols[i].mac_code; + } + } + + if (qApp->testAttribute(Qt::AA_MacDontSwapCtrlAndMeta)) { + int oldModifiers = ret; + ret &= ~(controlKeyBit | cmdKeyBit); + if (oldModifiers & controlKeyBit) + ret |= cmdKeyBit; + if (oldModifiers & cmdKeyBit) + ret |= controlKeyBit; + } + return ret; +} +void qt_mac_send_modifiers_changed(quint32 modifiers, QObject *object) +{ + static quint32 cachedModifiers = 0; + quint32 lastModifiers = cachedModifiers, + changedModifiers = lastModifiers ^ modifiers; + cachedModifiers = modifiers; + + //check the bits + static qt_mac_enum_mapper modifier_key_symbols[] = { + { shiftKeyBit, QT_MAC_MAP_ENUM(Qt::Key_Shift) }, + { rightShiftKeyBit, QT_MAC_MAP_ENUM(Qt::Key_Shift) }, //??? + { controlKeyBit, QT_MAC_MAP_ENUM(Qt::Key_Meta) }, + { rightControlKeyBit, QT_MAC_MAP_ENUM(Qt::Key_Meta) }, //??? + { cmdKeyBit, QT_MAC_MAP_ENUM(Qt::Key_Control) }, + { optionKeyBit, QT_MAC_MAP_ENUM(Qt::Key_Alt) }, + { rightOptionKeyBit, QT_MAC_MAP_ENUM(Qt::Key_Alt) }, //??? + { alphaLockBit, QT_MAC_MAP_ENUM(Qt::Key_CapsLock) }, + { kEventKeyModifierNumLockBit, QT_MAC_MAP_ENUM(Qt::Key_NumLock) }, + { 0, QT_MAC_MAP_ENUM(0) } }; + for (int i = 0; i <= 32; i++) { //just check each bit + if (!(changedModifiers & (1 << i))) + continue; + QEvent::Type etype = QEvent::KeyPress; + if (lastModifiers & (1 << i)) + etype = QEvent::KeyRelease; + int key = 0; + for (uint x = 0; modifier_key_symbols[x].mac_code; x++) { + if (modifier_key_symbols[x].mac_code == i) { +#ifdef DEBUG_KEY_BINDINGS_MODIFIERS + qDebug("got modifier changed: %s", modifier_key_symbols[x].desc); +#endif + key = modifier_key_symbols[x].qt_code; + break; + } + } + if (!key) { +#ifdef DEBUG_KEY_BINDINGS_MODIFIERS + qDebug("could not get modifier changed: %d", i); +#endif + continue; + } +#ifdef DEBUG_KEY_BINDINGS_MODIFIERS + qDebug("KeyEvent (modif): Sending %s to %s::%s: %d - 0x%08x", + etype == QEvent::KeyRelease ? "KeyRelease" : "KeyPress", + object ? object->metaObject()->className() : "none", + object ? object->objectName().toLatin1().constData() : "", + key, (int)modifiers); +#endif + QKeyEvent ke(etype, key, qt_mac_get_modifiers(modifiers ^ (1 << i)), QLatin1String("")); + qt_sendSpontaneousEvent(object, &ke); + } +} + +//keyboard keys (non-modifiers) +static qt_mac_enum_mapper qt_mac_keyboard_symbols[] = { + { kHomeCharCode, QT_MAC_MAP_ENUM(Qt::Key_Home) }, + { kEnterCharCode, QT_MAC_MAP_ENUM(Qt::Key_Enter) }, + { kEndCharCode, QT_MAC_MAP_ENUM(Qt::Key_End) }, + { kBackspaceCharCode, QT_MAC_MAP_ENUM(Qt::Key_Backspace) }, + { kTabCharCode, QT_MAC_MAP_ENUM(Qt::Key_Tab) }, + { kPageUpCharCode, QT_MAC_MAP_ENUM(Qt::Key_PageUp) }, + { kPageDownCharCode, QT_MAC_MAP_ENUM(Qt::Key_PageDown) }, + { kReturnCharCode, QT_MAC_MAP_ENUM(Qt::Key_Return) }, + { kEscapeCharCode, QT_MAC_MAP_ENUM(Qt::Key_Escape) }, + { kLeftArrowCharCode, QT_MAC_MAP_ENUM(Qt::Key_Left) }, + { kRightArrowCharCode, QT_MAC_MAP_ENUM(Qt::Key_Right) }, + { kUpArrowCharCode, QT_MAC_MAP_ENUM(Qt::Key_Up) }, + { kDownArrowCharCode, QT_MAC_MAP_ENUM(Qt::Key_Down) }, + { kHelpCharCode, QT_MAC_MAP_ENUM(Qt::Key_Help) }, + { kDeleteCharCode, QT_MAC_MAP_ENUM(Qt::Key_Delete) }, +//ascii maps, for debug + { ':', QT_MAC_MAP_ENUM(Qt::Key_Colon) }, + { ';', QT_MAC_MAP_ENUM(Qt::Key_Semicolon) }, + { '<', QT_MAC_MAP_ENUM(Qt::Key_Less) }, + { '=', QT_MAC_MAP_ENUM(Qt::Key_Equal) }, + { '>', QT_MAC_MAP_ENUM(Qt::Key_Greater) }, + { '?', QT_MAC_MAP_ENUM(Qt::Key_Question) }, + { '@', QT_MAC_MAP_ENUM(Qt::Key_At) }, + { ' ', QT_MAC_MAP_ENUM(Qt::Key_Space) }, + { '!', QT_MAC_MAP_ENUM(Qt::Key_Exclam) }, + { '"', QT_MAC_MAP_ENUM(Qt::Key_QuoteDbl) }, + { '#', QT_MAC_MAP_ENUM(Qt::Key_NumberSign) }, + { '$', QT_MAC_MAP_ENUM(Qt::Key_Dollar) }, + { '%', QT_MAC_MAP_ENUM(Qt::Key_Percent) }, + { '&', QT_MAC_MAP_ENUM(Qt::Key_Ampersand) }, + { '\'', QT_MAC_MAP_ENUM(Qt::Key_Apostrophe) }, + { '(', QT_MAC_MAP_ENUM(Qt::Key_ParenLeft) }, + { ')', QT_MAC_MAP_ENUM(Qt::Key_ParenRight) }, + { '*', QT_MAC_MAP_ENUM(Qt::Key_Asterisk) }, + { '+', QT_MAC_MAP_ENUM(Qt::Key_Plus) }, + { ',', QT_MAC_MAP_ENUM(Qt::Key_Comma) }, + { '-', QT_MAC_MAP_ENUM(Qt::Key_Minus) }, + { '.', QT_MAC_MAP_ENUM(Qt::Key_Period) }, + { '/', QT_MAC_MAP_ENUM(Qt::Key_Slash) }, + { '[', QT_MAC_MAP_ENUM(Qt::Key_BracketLeft) }, + { ']', QT_MAC_MAP_ENUM(Qt::Key_BracketRight) }, + { '\\', QT_MAC_MAP_ENUM(Qt::Key_Backslash) }, + { '_', QT_MAC_MAP_ENUM(Qt::Key_Underscore) }, + { '`', QT_MAC_MAP_ENUM(Qt::Key_QuoteLeft) }, + { '{', QT_MAC_MAP_ENUM(Qt::Key_BraceLeft) }, + { '}', QT_MAC_MAP_ENUM(Qt::Key_BraceRight) }, + { '|', QT_MAC_MAP_ENUM(Qt::Key_Bar) }, + { '~', QT_MAC_MAP_ENUM(Qt::Key_AsciiTilde) }, + { '^', QT_MAC_MAP_ENUM(Qt::Key_AsciiCircum) }, + { 0, QT_MAC_MAP_ENUM(0) } +}; + +static qt_mac_enum_mapper qt_mac_keyvkey_symbols[] = { //real scan codes + { 122, QT_MAC_MAP_ENUM(Qt::Key_F1) }, + { 120, QT_MAC_MAP_ENUM(Qt::Key_F2) }, + { 99, QT_MAC_MAP_ENUM(Qt::Key_F3) }, + { 118, QT_MAC_MAP_ENUM(Qt::Key_F4) }, + { 96, QT_MAC_MAP_ENUM(Qt::Key_F5) }, + { 97, QT_MAC_MAP_ENUM(Qt::Key_F6) }, + { 98, QT_MAC_MAP_ENUM(Qt::Key_F7) }, + { 100, QT_MAC_MAP_ENUM(Qt::Key_F8) }, + { 101, QT_MAC_MAP_ENUM(Qt::Key_F9) }, + { 109, QT_MAC_MAP_ENUM(Qt::Key_F10) }, + { 103, QT_MAC_MAP_ENUM(Qt::Key_F11) }, + { 111, QT_MAC_MAP_ENUM(Qt::Key_F12) }, + { 105, QT_MAC_MAP_ENUM(Qt::Key_F13) }, + { 107, QT_MAC_MAP_ENUM(Qt::Key_F14) }, + { 113, QT_MAC_MAP_ENUM(Qt::Key_F15) }, + { 106, QT_MAC_MAP_ENUM(Qt::Key_F16) }, + { 0, QT_MAC_MAP_ENUM(0) } +}; + +static qt_mac_enum_mapper qt_mac_private_unicode[] = { + { 0xF700, QT_MAC_MAP_ENUM(Qt::Key_Up) }, //NSUpArrowFunctionKey + { 0xF701, QT_MAC_MAP_ENUM(Qt::Key_Down) }, //NSDownArrowFunctionKey + { 0xF702, QT_MAC_MAP_ENUM(Qt::Key_Left) }, //NSLeftArrowFunctionKey + { 0xF703, QT_MAC_MAP_ENUM(Qt::Key_Right) }, //NSRightArrowFunctionKey + { 0xF727, QT_MAC_MAP_ENUM(Qt::Key_Insert) }, //NSInsertFunctionKey + { 0xF728, QT_MAC_MAP_ENUM(Qt::Key_Delete) }, //NSDeleteFunctionKey + { 0xF729, QT_MAC_MAP_ENUM(Qt::Key_Home) }, //NSHomeFunctionKey + { 0xF72B, QT_MAC_MAP_ENUM(Qt::Key_End) }, //NSEndFunctionKey + { 0xF72C, QT_MAC_MAP_ENUM(Qt::Key_PageUp) }, //NSPageUpFunctionKey + { 0xF72D, QT_MAC_MAP_ENUM(Qt::Key_PageDown) }, //NSPageDownFunctionKey + { 0xF72F, QT_MAC_MAP_ENUM(Qt::Key_ScrollLock) }, //NSScrollLockFunctionKey + { 0xF730, QT_MAC_MAP_ENUM(Qt::Key_Pause) }, //NSPauseFunctionKey + { 0xF731, QT_MAC_MAP_ENUM(Qt::Key_SysReq) }, //NSSysReqFunctionKey + { 0xF735, QT_MAC_MAP_ENUM(Qt::Key_Menu) }, //NSMenuFunctionKey + { 0xF738, QT_MAC_MAP_ENUM(Qt::Key_Print) }, //NSPrintFunctionKey + { 0xF73A, QT_MAC_MAP_ENUM(Qt::Key_Clear) }, //NSClearDisplayFunctionKey + { 0xF73D, QT_MAC_MAP_ENUM(Qt::Key_Insert) }, //NSInsertCharFunctionKey + { 0xF73E, QT_MAC_MAP_ENUM(Qt::Key_Delete) }, //NSDeleteCharFunctionKey + { 0xF741, QT_MAC_MAP_ENUM(Qt::Key_Select) }, //NSSelectFunctionKey + { 0xF742, QT_MAC_MAP_ENUM(Qt::Key_Execute) }, //NSExecuteFunctionKey + { 0xF746, QT_MAC_MAP_ENUM(Qt::Key_Help) }, //NSHelpFunctionKey + { 0xF747, QT_MAC_MAP_ENUM(Qt::Key_Mode_switch) }, //NSModeSwitchFunctionKey + { 0, QT_MAC_MAP_ENUM(0) } +}; + +static int qt_mac_get_key(int modif, const QChar &key, int virtualKey) +{ +#ifdef DEBUG_KEY_BINDINGS + qDebug("**Mapping key: %d (0x%04x) - %d (0x%04x)", key.unicode(), key.unicode(), virtualKey, virtualKey); +#endif + + if (key == kClearCharCode && virtualKey == 0x47) + return Qt::Key_Clear; + + if (key.isDigit()) { +#ifdef DEBUG_KEY_BINDINGS + qDebug("%d: got key: %d", __LINE__, key.digitValue()); +#endif + return key.digitValue() + Qt::Key_0; + } + + if (key.isLetter()) { +#ifdef DEBUG_KEY_BINDINGS + qDebug("%d: got key: %d", __LINE__, (key.toUpper().unicode() - 'A')); +#endif + return (key.toUpper().unicode() - 'A') + Qt::Key_A; + } + if (key.isSymbol()) { +#ifdef DEBUG_KEY_BINDINGS + qDebug("%d: got key: %d", __LINE__, (key.unicode())); +#endif + return key.unicode(); + } + + for (int i = 0; qt_mac_keyboard_symbols[i].qt_code; i++) { + if (qt_mac_keyboard_symbols[i].mac_code == key) { + /* To work like Qt for X11 we issue Backtab when Shift + Tab are pressed */ + if (qt_mac_keyboard_symbols[i].qt_code == Qt::Key_Tab && (modif & Qt::ShiftModifier)) { +#ifdef DEBUG_KEY_BINDINGS + qDebug("%d: got key: Qt::Key_Backtab", __LINE__); +#endif + return Qt::Key_Backtab; + } + +#ifdef DEBUG_KEY_BINDINGS + qDebug("%d: got key: %s", __LINE__, qt_mac_keyboard_symbols[i].desc); +#endif + return qt_mac_keyboard_symbols[i].qt_code; + } + } + + //last ditch try to match the scan code + for (int i = 0; qt_mac_keyvkey_symbols[i].qt_code; i++) { + if (qt_mac_keyvkey_symbols[i].mac_code == virtualKey) { +#ifdef DEBUG_KEY_BINDINGS + qDebug("%d: got key: %s", __LINE__, qt_mac_keyvkey_symbols[i].desc); +#endif + return qt_mac_keyvkey_symbols[i].qt_code; + } + } + + // check if they belong to key codes in private unicode range + if (key >= 0xf700 && key <= 0xf747) { + if (key >= 0xf704 && key <= 0xf726) { + return Qt::Key_F1 + (key.unicode() - 0xf704) ; + } + for (int i = 0; qt_mac_private_unicode[i].qt_code; i++) { + if (qt_mac_private_unicode[i].mac_code == key) { + return qt_mac_private_unicode[i].qt_code; + } + } + + } + + //oh well +#ifdef DEBUG_KEY_BINDINGS + qDebug("Unknown case.. %s:%d %d[%d] %d", __FILE__, __LINE__, key.unicode(), key.toLatin1(), virtualKey); +#endif + return Qt::Key_unknown; +} + +static Boolean qt_KeyEventComparatorProc(EventRef inEvent, void *data) +{ + UInt32 ekind = GetEventKind(inEvent), + eclass = GetEventClass(inEvent); + return (eclass == kEventClassKeyboard && (void *)ekind == data); +} + +static bool translateKeyEventInternal(EventHandlerCallRef er, EventRef keyEvent, int *qtKey, + QChar *outChar, Qt::KeyboardModifiers *outModifiers, bool *outHandled) +{ +#if !defined(QT_MAC_USE_COCOA) || defined(Q_OS_MAC64) + Q_UNUSED(er); + Q_UNUSED(outHandled); +#endif + const UInt32 ekind = GetEventKind(keyEvent); + { + UInt32 mac_modifiers = 0; + GetEventParameter(keyEvent, kEventParamKeyModifiers, typeUInt32, 0, + sizeof(mac_modifiers), 0, &mac_modifiers); +#ifdef DEBUG_KEY_BINDINGS_MODIFIERS + qDebug("************ Mapping modifiers and key ***********"); +#endif + *outModifiers = qt_mac_get_modifiers(mac_modifiers); +#ifdef DEBUG_KEY_BINDINGS_MODIFIERS + qDebug("------------ Mapping modifiers and key -----------"); +#endif + } + + //get keycode + UInt32 keyCode = 0; + GetEventParameter(keyEvent, kEventParamKeyCode, typeUInt32, 0, sizeof(keyCode), 0, &keyCode); + + //get mac mapping + static UInt32 tmp_unused_state = 0L; + const UCKeyboardLayout *uchrData = 0; +#if defined(Q_OS_MAC32) + KeyboardLayoutRef keyLayoutRef = 0; + KLGetCurrentKeyboardLayout(&keyLayoutRef); + OSStatus err; + if (keyLayoutRef != 0) { + err = KLGetKeyboardLayoutProperty(keyLayoutRef, kKLuchrData, + (reinterpret_cast<const void **>(&uchrData))); + if (err != noErr) { + qWarning("Qt::internal::unable to get keyboardlayout %ld %s:%d", + long(err), __FILE__, __LINE__); + } + } +#else + QCFType<TISInputSourceRef> inputSource = TISCopyCurrentKeyboardInputSource(); + Q_ASSERT(inputSource != 0); + CFDataRef data = static_cast<CFDataRef>(TISGetInputSourceProperty(inputSource, + kTISPropertyUnicodeKeyLayoutData)); + uchrData = data ? reinterpret_cast<const UCKeyboardLayout *>(CFDataGetBytePtr(data)) : 0; +#endif + *qtKey = Qt::Key_unknown; + if (uchrData) { + // The easy stuff; use the unicode stuff! + UniChar string[4]; + UniCharCount actualLength; + UInt32 currentModifiers = GetCurrentEventKeyModifiers(); + UInt32 currentModifiersWOAltOrControl = currentModifiers & ~(controlKey | optionKey); + int keyAction; + switch (ekind) { + default: + case kEventRawKeyDown: + keyAction = kUCKeyActionDown; + break; + case kEventRawKeyUp: + keyAction = kUCKeyActionUp; + break; + case kEventRawKeyRepeat: + keyAction = kUCKeyActionAutoKey; + break; + } + OSStatus err = UCKeyTranslate(uchrData, keyCode, keyAction, + ((currentModifiersWOAltOrControl >> 8) & 0xff), LMGetKbdType(), + kUCKeyTranslateNoDeadKeysMask, &tmp_unused_state, 4, &actualLength, + string); + if (err == noErr) { + *outChar = QChar(string[0]); + *qtKey = qt_mac_get_key(*outModifiers, *outChar, keyCode); + if (currentModifiersWOAltOrControl != currentModifiers) { + // Now get the real char. + err = UCKeyTranslate(uchrData, keyCode, keyAction, + ((currentModifiers >> 8) & 0xff), LMGetKbdType(), + kUCKeyTranslateNoDeadKeysMask, &tmp_unused_state, 4, &actualLength, + string); + if (err == noErr) + *outChar = QChar(string[0]); + } + } else { + qWarning("Qt::internal::UCKeyTranslate is returnining %ld %s:%d", + long(err), __FILE__, __LINE__); + } + } +#ifdef Q_OS_MAC32 + else { + // The road less travelled; use KeyTranslate + const void *keyboard_layout; + KeyboardLayoutRef keyLayoutRef = 0; + KLGetCurrentKeyboardLayout(&keyLayoutRef); + err = KLGetKeyboardLayoutProperty(keyLayoutRef, kKLKCHRData, + reinterpret_cast<const void **>(&keyboard_layout)); + + int translatedChar = KeyTranslate(keyboard_layout, (GetCurrentEventKeyModifiers() & + (kEventKeyModifierNumLockMask|shiftKey|cmdKey| + rightShiftKey|alphaLock)) | keyCode, + &tmp_unused_state); + if (!translatedChar) { +#ifdef QT_MAC_USE_COCOA + if (outHandled) { + qt_mac_eat_unicode_key = false; + if (er) + CallNextEventHandler(er, keyEvent); + *outHandled = qt_mac_eat_unicode_key; + } +#endif + return false; + } + + //map it into qt keys + *qtKey = qt_mac_get_key(*outModifiers, QChar(translatedChar), keyCode); + if (*outModifiers & (Qt::AltModifier | Qt::ControlModifier)) { + if (translatedChar & (1 << 7)) //high ascii + translatedChar = 0; + } else { //now get the real ascii value + UInt32 tmp_mod = 0L; + static UInt32 tmp_state = 0L; + if (*outModifiers & Qt::ShiftModifier) + tmp_mod |= shiftKey; + if (*outModifiers & Qt::MetaModifier) + tmp_mod |= controlKey; + if (*outModifiers & Qt::ControlModifier) + tmp_mod |= cmdKey; + if (GetCurrentEventKeyModifiers() & alphaLock) //no Qt mapper + tmp_mod |= alphaLock; + if (*outModifiers & Qt::AltModifier) + tmp_mod |= optionKey; + if (*outModifiers & Qt::KeypadModifier) + tmp_mod |= kEventKeyModifierNumLockMask; + translatedChar = KeyTranslate(keyboard_layout, tmp_mod | keyCode, &tmp_state); + } + { + ByteCount unilen = 0; + if (GetEventParameter(keyEvent, kEventParamKeyUnicodes, typeUnicodeText, 0, 0, &unilen, 0) + == noErr && unilen == 2) { + GetEventParameter(keyEvent, kEventParamKeyUnicodes, typeUnicodeText, 0, unilen, 0, outChar); + } else if (translatedChar) { + static QTextCodec *c = 0; + if (!c) + c = QTextCodec::codecForName("Apple Roman"); + char tmpChar = (char)translatedChar; // **sigh** + *outChar = c->toUnicode(&tmpChar, 1).at(0); + } else { + *qtKey = qt_mac_get_key(*outModifiers, QChar(translatedChar), keyCode); + } + } + } +#endif + if (*qtKey == Qt::Key_unknown) + *qtKey = qt_mac_get_key(*outModifiers, *outChar, keyCode); + return true; +} + +QKeyMapperPrivate::QKeyMapperPrivate() +{ + memset(keyLayout, 0, sizeof(keyLayout)); + keyboard_layout_format.unicode = 0; +#ifdef Q_OS_MAC32 + keyboard_mode = NullMode; +#else + currentInputSource = 0; +#endif +} + +QKeyMapperPrivate::~QKeyMapperPrivate() +{ + deleteLayouts(); +} + +bool +QKeyMapperPrivate::updateKeyboard() +{ + const UCKeyboardLayout *uchrData = 0; +#ifdef Q_OS_MAC32 + KeyboardLayoutRef keyLayoutRef = 0; + KLGetCurrentKeyboardLayout(&keyLayoutRef); + + if (keyboard_mode != NullMode && currentKeyboardLayout == keyLayoutRef) + return false; + + OSStatus err; + if (keyLayoutRef != 0) { + err = KLGetKeyboardLayoutProperty(keyLayoutRef, kKLuchrData, + const_cast<const void **>(reinterpret_cast<const void **>(&uchrData))); + if (err != noErr) { + qWarning("Qt::internal::unable to get unicode keyboardlayout %ld %s:%d", + long(err), __FILE__, __LINE__); + } + } +#else + QCFType<TISInputSourceRef> source = TISCopyCurrentKeyboardInputSource(); + if (keyboard_mode != NullMode && source == currentInputSource) { + return false; + } + Q_ASSERT(source != 0); + CFDataRef data = static_cast<CFDataRef>(TISGetInputSourceProperty(source, + kTISPropertyUnicodeKeyLayoutData)); + uchrData = data ? reinterpret_cast<const UCKeyboardLayout *>(CFDataGetBytePtr(data)) : 0; +#endif + + keyboard_kind = LMGetKbdType(); + if (uchrData) { + keyboard_layout_format.unicode = uchrData; + keyboard_mode = UnicodeMode; + } +#ifdef Q_OS_MAC32 + else { + void *happy; + err = KLGetKeyboardLayoutProperty(keyLayoutRef, kKLKCHRData, + const_cast<const void **>(reinterpret_cast<void **>(&happy))); + if (err != noErr) { + qFatal("Qt::internal::unable to get non-unicode layout, cannot procede %ld %s:%d", + long(err), __FILE__, __LINE__); + } + keyboard_layout_format.other = happy; + keyboard_mode = OtherMode; + } + + currentKeyboardLayout = keyLayoutRef; +#else + currentInputSource = source; +#endif + keyboard_dead = 0; + CFStringRef iso639Code; +#ifdef Q_OS_MAC32 +# ifndef kKLLanguageCode +# define kKLLanguageCode 9 +# endif + KLGetKeyboardLayoutProperty(currentKeyboardLayout, kKLLanguageCode, + reinterpret_cast<const void **>(&iso639Code)); +#else + CFArrayRef array = static_cast<CFArrayRef>(TISGetInputSourceProperty(currentInputSource, kTISPropertyInputSourceLanguages)); + iso639Code = static_cast<CFStringRef>(CFArrayGetValueAtIndex(array, 0)); // Actually a RFC3066bis, but it's close enough +#endif + if (iso639Code) { + keyboardInputLocale = QLocale(QCFString::toQString(iso639Code)); + keyboardInputDirection = keyboardInputLocale.textDirection(); + } else { + keyboardInputLocale = QLocale::c(); + keyboardInputDirection = Qt::LeftToRight; + } + return true; +} + +void +QKeyMapperPrivate::deleteLayouts() +{ + keyboard_mode = NullMode; + for (int i = 0; i < 255; ++i) { + if (keyLayout[i]) { + delete keyLayout[i]; + keyLayout[i] = 0; + } + } +} + +void +QKeyMapperPrivate::clearMappings() +{ + deleteLayouts(); + updateKeyboard(); +} + +QList<int> +QKeyMapperPrivate::possibleKeys(QKeyEvent *e) +{ + QList<int> ret; + + KeyboardLayoutItem *kbItem = keyLayout[e->nativeVirtualKey()]; + if (!kbItem) // Key is not in any keyboard layout (e.g. eisu-key on Japanese keyboard) + return ret; + + int baseKey = kbItem->qtKey[0]; + Qt::KeyboardModifiers keyMods = e->modifiers(); + ret << int(baseKey + keyMods); // The base key is _always_ valid, of course + + for (int i = 1; i < 8; ++i) { + Qt::KeyboardModifiers neededMods = ModsTbl[i]; + int key = kbItem->qtKey[i]; + if (key && key != baseKey && ((keyMods & neededMods) == neededMods)) + ret << int(key + (keyMods & ~neededMods)); + } + + return ret; +} + +bool QKeyMapperPrivate::translateKeyEvent(QWidget *widget, EventHandlerCallRef er, EventRef event, + void *info, bool grab) +{ + Q_ASSERT(GetEventClass(event) == kEventClassKeyboard); + bool handled_event=true; + UInt32 ekind = GetEventKind(event); + + // unfortunately modifiers changed event looks quite different, so I have a separate + // code path + if (ekind == kEventRawKeyModifiersChanged) { + //figure out changed modifiers, wish Apple would just send a delta + UInt32 modifiers = 0; + GetEventParameter(event, kEventParamKeyModifiers, typeUInt32, 0, + sizeof(modifiers), 0, &modifiers); + qt_mac_send_modifiers_changed(modifiers, widget); + return true; + } + + QInputContext *currentContext = qApp->inputContext(); + if (currentContext && currentContext->isComposing()) { + if (ekind == kEventRawKeyDown) { + QMacInputContext *context = qobject_cast<QMacInputContext*>(currentContext); + if (context) + context->setLastKeydownEvent(event); + } + return false; + } + // Once we process the key down , we don't need to send the saved event again from + // kEventTextInputUnicodeForKeyEvent, so clear it. + if (currentContext && ekind == kEventRawKeyDown) { + QMacInputContext *context = qobject_cast<QMacInputContext*>(currentContext); + if (context) + context->setLastKeydownEvent(0); + } + + //get modifiers + Qt::KeyboardModifiers modifiers; + int qtKey; + QChar ourChar; + if (translateKeyEventInternal(er, event, &qtKey, &ourChar, &modifiers, + &handled_event) == false) + return handled_event; + QString text(ourChar); + /* This is actually wrong - but unfortunately it is the best that can be + done for now because of the Control/Meta mapping problems */ + if (modifiers & (Qt::ControlModifier | Qt::MetaModifier) + && !qApp->testAttribute(Qt::AA_MacDontSwapCtrlAndMeta)) { + text = QString(); + } + + + if (widget) { +#ifndef QT_MAC_USE_COCOA + Q_UNUSED(info); + // Try not to call "other" event handlers if we have a popup, + // However, if the key has text + // then we should pass it along because otherwise then people + // can use input method stuff. + if (!qApp->activePopupWidget() + || (qApp->activePopupWidget() && !text.isEmpty())) { + //Find out if someone else wants the event, namely + //is it of use to text services? If so we won't bother + //with a QKeyEvent. + qt_mac_eat_unicode_key = false; + if (er) + CallNextEventHandler(er, event); + extern bool qt_mac_menubar_is_open(); + if (qt_mac_eat_unicode_key || qt_mac_menubar_is_open()) { + return true; + } + } +#endif + // Try to compress key events. + if (!text.isEmpty() && widget->testAttribute(Qt::WA_KeyCompression)) { + EventTime lastTime = GetEventTime(event); + for (;;) { + EventRef releaseEvent = FindSpecificEventInQueue(GetMainEventQueue(), + qt_KeyEventComparatorProc, + (void*)kEventRawKeyUp); + if (!releaseEvent) + break; + const EventTime releaseTime = GetEventTime(releaseEvent); + if (releaseTime < lastTime) + break; + lastTime = releaseTime; + + EventRef pressEvent = FindSpecificEventInQueue(GetMainEventQueue(), + qt_KeyEventComparatorProc, + (void*)kEventRawKeyDown); + if (!pressEvent) + break; + const EventTime pressTime = GetEventTime(pressEvent); + if (pressTime < lastTime) + break; + lastTime = pressTime; + + Qt::KeyboardModifiers compressMod; + int compressQtKey = 0; + QChar compressChar; + if (translateKeyEventInternal(er, pressEvent, + &compressQtKey, &compressChar, &compressMod, 0) + == false) { + break; + } + // Copied from qapplication_x11.cpp (change both). + + bool stopCompression = + // 1) misc keys + (compressQtKey >= Qt::Key_Escape && compressQtKey <= Qt::Key_SysReq) + // 2) cursor movement + || (compressQtKey >= Qt::Key_Home && compressQtKey <= Qt::Key_PageDown) + // 3) extra keys + || (compressQtKey >= Qt::Key_Super_L && compressQtKey <= Qt::Key_Direction_R) + // 4) something that a) doesn't translate to text or b) translates + // to newline text + || (compressQtKey == 0) + || (compressChar == QLatin1Char('\n')) + || (compressQtKey == Qt::Key_unknown); + + if (compressMod == modifiers && !compressChar.isNull() && !stopCompression) { +#ifdef DEBUG_KEY_BINDINGS + qDebug("compressing away %c", compressChar.toLatin1()); +#endif + text += compressChar; + // Clean up + RemoveEventFromQueue(GetMainEventQueue(), releaseEvent); + RemoveEventFromQueue(GetMainEventQueue(), pressEvent); + } else { +#ifdef DEBUG_KEY_BINDINGS + qDebug("stoping compression.."); +#endif + break; + } + } + } + + // There is no way to get the scan code from carbon. But we cannot use the value 0, since + // it indicates that the event originates from somewhere else than the keyboard + UInt32 macScanCode = 1; + UInt32 macVirtualKey = 0; + GetEventParameter(event, kEventParamKeyCode, typeUInt32, 0, sizeof(macVirtualKey), 0, &macVirtualKey); + UInt32 macModifiers = 0; + GetEventParameter(event, kEventParamKeyModifiers, typeUInt32, 0, + sizeof(macModifiers), 0, &macModifiers); +#ifdef QT_MAC_USE_COCOA + // The unicode characters in the range 0xF700-0xF747 are reserved + // by Mac OS X for transient use as keyboard function keys. We + // wont send 'text' for such key events. This is done to match + // behavior on other platforms. + unsigned int *unicodeKey = (unsigned int*)info; + if (*unicodeKey >= 0xf700 && *unicodeKey <= 0xf747) + text = QString(); + bool isAccepted; +#endif + handled_event = QKeyMapper::sendKeyEvent(widget, grab, + (ekind == kEventRawKeyUp) ? QEvent::KeyRelease : QEvent::KeyPress, + qtKey, modifiers, text, ekind == kEventRawKeyRepeat, 0, + macScanCode, macVirtualKey, macModifiers +#ifdef QT_MAC_USE_COCOA + ,&isAccepted +#endif + ); +#ifdef QT_MAC_USE_COCOA + *unicodeKey = (unsigned int)isAccepted; +#endif + } + return handled_event; +} + +void +QKeyMapperPrivate::updateKeyMap(EventHandlerCallRef, EventRef event, void * +#if defined(QT_MAC_USE_COCOA) + unicodeKey // unicode character from NSEvent (modifiers applied) +#endif + ) +{ + UInt32 macVirtualKey = 0; + GetEventParameter(event, kEventParamKeyCode, typeUInt32, 0, sizeof(macVirtualKey), 0, &macVirtualKey); + if (updateKeyboard()) + QKeyMapper::changeKeyboard(); + else if (keyLayout[macVirtualKey]) + return; + + UniCharCount buffer_size = 10; + UniChar buffer[buffer_size]; + keyLayout[macVirtualKey] = new KeyboardLayoutItem; + for (int i = 0; i < 16; ++i) { + UniCharCount out_buffer_size = 0; + keyLayout[macVirtualKey]->qtKey[i] = 0; +#ifdef Q_WS_MAC32 + if (keyboard_mode == UnicodeMode) { +#endif + const UInt32 keyModifier = ((qt_mac_get_mac_modifiers(ModsTbl[i]) >> 8) & 0xFF); + OSStatus err = UCKeyTranslate(keyboard_layout_format.unicode, macVirtualKey, kUCKeyActionDown, keyModifier, + keyboard_kind, 0, &keyboard_dead, buffer_size, &out_buffer_size, buffer); + if (err == noErr && out_buffer_size) { + const QChar unicode(buffer[0]); + int qtkey = qt_mac_get_key(keyModifier, unicode, macVirtualKey); + if (qtkey == Qt::Key_unknown) + qtkey = unicode.unicode(); + keyLayout[macVirtualKey]->qtKey[i] = qtkey; + } +#ifndef Q_WS_MAC32 + else { + const QChar unicode(*((UniChar *)unicodeKey)); + int qtkey = qt_mac_get_key(keyModifier, unicode, macVirtualKey); + if (qtkey == Qt::Key_unknown) + qtkey = unicode.unicode(); + keyLayout[macVirtualKey]->qtKey[i] = qtkey; + } +#endif +#ifdef Q_WS_MAC32 + } else { + const UInt32 keyModifier = (qt_mac_get_mac_modifiers(ModsTbl[i])); + + uchar translatedChar = KeyTranslate(keyboard_layout_format.other, keyModifier | macVirtualKey, &keyboard_dead); + if (translatedChar) { + static QTextCodec *c = 0; + if (!c) + c = QTextCodec::codecForName("Apple Roman"); + const QChar unicode(c->toUnicode((const char *)&translatedChar, 1).at(0)); + int qtkey = qt_mac_get_key(keyModifier, unicode, macVirtualKey); + if (qtkey == Qt::Key_unknown) + qtkey = unicode.unicode(); + keyLayout[macVirtualKey]->qtKey[i] = qtkey; + } + } +#endif + } +#ifdef DEBUG_KEY_MAPS + qDebug("updateKeyMap for virtual key = 0x%02x!", (uint)macVirtualKey); + for (int i = 0; i < 16; ++i) { + qDebug(" [%d] (%d,0x%02x,'%c')", i, + keyLayout[macVirtualKey]->qtKey[i], + keyLayout[macVirtualKey]->qtKey[i], + keyLayout[macVirtualKey]->qtKey[i]); + } +#endif +} + +bool +QKeyMapper::sendKeyEvent(QWidget *widget, bool grab, + QEvent::Type type, int code, Qt::KeyboardModifiers modifiers, + const QString &text, bool autorepeat, int count, + quint32 nativeScanCode, quint32 nativeVirtualKey, + quint32 nativeModifiers, bool *isAccepted) +{ + Q_UNUSED(count); + if (widget && widget->isEnabled()) { + bool key_event = true; +#if defined(QT3_SUPPORT) && !defined(QT_NO_SHORTCUT) + if (type == QEvent::KeyPress && !grab + && QApplicationPrivate::instance()->use_compat()) { + QKeyEventEx accel_ev(type, code, modifiers, + text, autorepeat, qMax(1, int(text.length())), + nativeScanCode, nativeVirtualKey, nativeModifiers); + if (QApplicationPrivate::instance()->qt_tryAccelEvent(widget, &accel_ev)) { +#if defined(DEBUG_KEY_BINDINGS) || defined(DEBUG_KEY_BINDINGS_MODIFIERS) + qDebug("KeyEvent: %s::%s consumed Accel: %s", + widget ? widget->metaObject()->className() : "none", + widget ? widget->objectName().toLatin1().constData() : "", + text.toLatin1().constData()); +#endif + key_event = false; + } else { + if (accel_ev.isAccepted()) { +#if defined(DEBUG_KEY_BINDINGS) || defined(DEBUG_KEY_BINDINGS_MODIFIERS) + qDebug("KeyEvent: %s::%s overrode Accel: %s", + widget ? widget->metaObject()->className() : "none", + widget ? widget->objectName().toLatin1().constData() : "", + text.toLatin1().constData()); +#endif + } + } + } +#else +Q_UNUSED(grab); +#endif // QT3_SUPPORT && !QT_NO_SHORTCUT + if (key_event) { +#if defined(DEBUG_KEY_BINDINGS) || defined(DEBUG_KEY_BINDINGS_MODIFIERS) + qDebug("KeyEvent: Sending %s to %s::%s: %s 0x%08x%s", + type == QEvent::KeyRelease ? "KeyRelease" : "KeyPress", + widget ? widget->metaObject()->className() : "none", + widget ? widget->objectName().toLatin1().constData() : "", + text.toLatin1().constData(), int(modifiers), + autorepeat ? " Repeat" : ""); +#endif + QKeyEventEx ke(type, code, modifiers, text, autorepeat, qMax(1, text.length()), + nativeScanCode, nativeVirtualKey, nativeModifiers); + bool retMe = qt_sendSpontaneousEvent(widget,&ke); + if (isAccepted) + *isAccepted = ke.isAccepted(); + return retMe; + } + } + return false; +} + +QT_END_NAMESPACE |