269 lines
8.6 KiB
C++
269 lines
8.6 KiB
C++
#include "qhotkey.h"
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#include "qhotkey_p.h"
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#include <Carbon/Carbon.h>
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#include <QDebug>
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class QHotkeyPrivateMac : public QHotkeyPrivate
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{
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public:
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// QAbstractNativeEventFilter interface
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bool nativeEventFilter(const QByteArray &eventType, void *message, long *result) Q_DECL_OVERRIDE;
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static OSStatus hotkeyEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *data);
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protected:
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// QHotkeyPrivate interface
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quint32 nativeKeycode(Qt::Key keycode, bool &ok) Q_DECL_OVERRIDE;
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quint32 nativeModifiers(Qt::KeyboardModifiers modifiers, bool &ok) Q_DECL_OVERRIDE;
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bool registerShortcut(QHotkey::NativeShortcut shortcut) Q_DECL_OVERRIDE;
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bool unregisterShortcut(QHotkey::NativeShortcut shortcut) Q_DECL_OVERRIDE;
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private:
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static bool isHotkeyHandlerRegistered;
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static QHash<QHotkey::NativeShortcut, EventHotKeyRef> hotkeyRefs;
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};
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NATIVE_INSTANCE(QHotkeyPrivateMac)
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bool QHotkeyPrivateMac::isHotkeyHandlerRegistered = false;
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QHash<QHotkey::NativeShortcut, EventHotKeyRef> QHotkeyPrivateMac::hotkeyRefs;
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bool QHotkeyPrivateMac::nativeEventFilter(const QByteArray &eventType, void *message, long *result)
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{
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Q_UNUSED(eventType);
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Q_UNUSED(message);
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Q_UNUSED(result);
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return false;
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}
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quint32 QHotkeyPrivateMac::nativeKeycode(Qt::Key keycode, bool &ok)
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{
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// Constants found in NSEvent.h from AppKit.framework
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ok = true;
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switch (keycode) {
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case Qt::Key_Return:
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return kVK_Return;
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case Qt::Key_Enter:
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return kVK_ANSI_KeypadEnter;
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case Qt::Key_Tab:
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return kVK_Tab;
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case Qt::Key_Space:
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return kVK_Space;
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case Qt::Key_Backspace:
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return kVK_Delete;
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case Qt::Key_Escape:
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return kVK_Escape;
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case Qt::Key_CapsLock:
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return kVK_CapsLock;
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case Qt::Key_Option:
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return kVK_Option;
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case Qt::Key_F17:
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return kVK_F17;
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case Qt::Key_VolumeUp:
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return kVK_VolumeUp;
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case Qt::Key_VolumeDown:
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return kVK_VolumeDown;
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case Qt::Key_F18:
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return kVK_F18;
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case Qt::Key_F19:
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return kVK_F19;
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case Qt::Key_F20:
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return kVK_F20;
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case Qt::Key_F5:
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return kVK_F5;
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case Qt::Key_F6:
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return kVK_F6;
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case Qt::Key_F7:
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return kVK_F7;
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case Qt::Key_F3:
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return kVK_F3;
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case Qt::Key_F8:
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return kVK_F8;
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case Qt::Key_F9:
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return kVK_F9;
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case Qt::Key_F11:
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return kVK_F11;
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case Qt::Key_F13:
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return kVK_F13;
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case Qt::Key_F16:
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return kVK_F16;
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case Qt::Key_F14:
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return kVK_F14;
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case Qt::Key_F10:
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return kVK_F10;
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case Qt::Key_F12:
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return kVK_F12;
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case Qt::Key_F15:
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return kVK_F15;
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case Qt::Key_Help:
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return kVK_Help;
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case Qt::Key_Home:
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return kVK_Home;
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case Qt::Key_PageUp:
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return kVK_PageUp;
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case Qt::Key_Delete:
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return kVK_ForwardDelete;
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case Qt::Key_F4:
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return kVK_F4;
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case Qt::Key_End:
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return kVK_End;
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case Qt::Key_F2:
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return kVK_F2;
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case Qt::Key_PageDown:
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return kVK_PageDown;
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case Qt::Key_F1:
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return kVK_F1;
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case Qt::Key_Left:
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return kVK_LeftArrow;
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case Qt::Key_Right:
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return kVK_RightArrow;
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case Qt::Key_Down:
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return kVK_DownArrow;
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case Qt::Key_Up:
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return kVK_UpArrow;
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default:
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ok = false;
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break;
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}
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UTF16Char ch = keycode;
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CFDataRef currentLayoutData;
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TISInputSourceRef currentKeyboard = TISCopyCurrentKeyboardInputSource();
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if (currentKeyboard == NULL) {
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return 0;
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}
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currentLayoutData = (CFDataRef)TISGetInputSourceProperty(currentKeyboard, kTISPropertyUnicodeKeyLayoutData);
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CFRelease(currentKeyboard);
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if (currentLayoutData == NULL) {
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return 0;
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}
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UCKeyboardLayout *header = (UCKeyboardLayout *)CFDataGetBytePtr(currentLayoutData);
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UCKeyboardTypeHeader *table = header->keyboardTypeList;
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uint8_t *data = (uint8_t *)header;
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for (quint32 i = 0; i < header->keyboardTypeCount; i++) {
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UCKeyStateRecordsIndex *stateRec = 0;
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if (table[i].keyStateRecordsIndexOffset != 0) {
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stateRec = reinterpret_cast<UCKeyStateRecordsIndex *>(data + table[i].keyStateRecordsIndexOffset);
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if (stateRec->keyStateRecordsIndexFormat != kUCKeyStateRecordsIndexFormat) {
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stateRec = 0;
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}
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}
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UCKeyToCharTableIndex *charTable = reinterpret_cast<UCKeyToCharTableIndex *>(data + table[i].keyToCharTableIndexOffset);
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if (charTable->keyToCharTableIndexFormat != kUCKeyToCharTableIndexFormat) {
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continue;
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}
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for (quint32 j = 0; j < charTable->keyToCharTableCount; j++) {
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UCKeyOutput *keyToChar = reinterpret_cast<UCKeyOutput *>(data + charTable->keyToCharTableOffsets[j]);
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for (quint32 k = 0; k < charTable->keyToCharTableSize; k++) {
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if (keyToChar[k] & kUCKeyOutputTestForIndexMask) {
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long idx = keyToChar[k] & kUCKeyOutputGetIndexMask;
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if (stateRec && idx < stateRec->keyStateRecordCount) {
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UCKeyStateRecord *rec = reinterpret_cast<UCKeyStateRecord *>(data + stateRec->keyStateRecordOffsets[idx]);
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if (rec->stateZeroCharData == ch) {
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ok = true;
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return k;
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}
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}
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} else if (!(keyToChar[k] & kUCKeyOutputSequenceIndexMask) && keyToChar[k] < 0xFFFE) {
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if (keyToChar[k] == ch) {
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ok = true;
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return k;
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}
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}
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}
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}
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}
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return 0;
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}
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quint32 QHotkeyPrivateMac::nativeModifiers(Qt::KeyboardModifiers modifiers, bool &ok)
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{
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quint32 nMods = 0;
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if (modifiers & Qt::ShiftModifier) {
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nMods |= shiftKey;
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}
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if (modifiers & Qt::ControlModifier) {
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nMods |= cmdKey;
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}
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if (modifiers & Qt::AltModifier) {
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nMods |= optionKey;
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}
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if (modifiers & Qt::MetaModifier) {
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nMods |= controlKey;
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}
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if (modifiers & Qt::KeypadModifier) {
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nMods |= kEventKeyModifierNumLockMask;
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}
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ok = true;
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return nMods;
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}
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bool QHotkeyPrivateMac::registerShortcut(QHotkey::NativeShortcut shortcut)
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{
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if (!this->isHotkeyHandlerRegistered) {
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EventTypeSpec eventSpec;
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eventSpec.eventClass = kEventClassKeyboard;
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eventSpec.eventKind = kEventHotKeyPressed;
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InstallApplicationEventHandler(&QHotkeyPrivateMac::hotkeyEventHandler, 1, &eventSpec, NULL, NULL);
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}
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EventHotKeyID hkeyID;
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hkeyID.signature = shortcut.key;
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hkeyID.id = shortcut.modifier;
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EventHotKeyRef eventRef = 0;
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OSStatus status = RegisterEventHotKey(shortcut.key,
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shortcut.modifier,
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hkeyID,
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GetApplicationEventTarget(),
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0,
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&eventRef);
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if (status != noErr) {
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qDebug() << "Failed to register hotkey. Error:" << status;
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return false;
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} else {
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this->hotkeyRefs.insert(shortcut, eventRef);
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return true;
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}
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}
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bool QHotkeyPrivateMac::unregisterShortcut(QHotkey::NativeShortcut shortcut)
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{
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EventHotKeyRef eventRef = QHotkeyPrivateMac::hotkeyRefs.value(shortcut);
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OSStatus status = UnregisterEventHotKey(eventRef);
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if (status != noErr) {
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qDebug() << "Failed to unregister hotkey. Error:" << status;
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return false;
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} else {
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this->hotkeyRefs.remove(shortcut);
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return true;
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}
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}
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OSStatus QHotkeyPrivateMac::hotkeyEventHandler(EventHandlerCallRef nextHandler, EventRef event, void *data)
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{
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Q_UNUSED(nextHandler);
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Q_UNUSED(data);
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if (GetEventClass(event) == kEventClassKeyboard &&
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GetEventKind(event) == kEventHotKeyPressed) {
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EventHotKeyID hkeyID;
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GetEventParameter(event,
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kEventParamDirectObject,
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typeEventHotKeyID,
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NULL,
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sizeof(EventHotKeyID),
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NULL,
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&hkeyID);
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hotkeyPrivate->activateShortcut(QHotkey::NativeShortcut(hkeyID.signature, hkeyID.id));
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}
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return noErr;
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}
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