kwqevent.cpp

khtml在gtk上的移植版本

        // VK_CONVERT (1C) IME convert
        // VK_NONCONVERT (1D) IME nonconvert
        // VK_ACCEPT (1E) IME accept
        // VK_MODECHANGE (1F) IME mode change request

        // VK_SPACE (20) SPACEBAR
        case GDK_space: return 0x20;
        // VK_PRIOR (21) PAGE UP key
        case GDK_Prior:  return 0x21;
        // VK_NEXT (22) PAGE DOWN key
        case GDK_Next: return 0x22;
        // VK_END (23) END key
        case GDK_End: return 0x23;
        // VK_HOME (24) HOME key
        case GDK_Home: return 0x24;
        // VK_LEFT (25) LEFT ARROW key
        case GDK_Left: return 0x25;
        // VK_UP (26) UP ARROW key
        case GDK_Up: return 0x26;
        // VK_RIGHT (27) RIGHT ARROW key
        case GDK_Right: return 0x27;
        // VK_DOWN (28) DOWN ARROW key
        case GDK_Down: return 0x28;
        // VK_SELECT (29) SELECT key
        case GDK_Select: return 0x29;
        // VK_PRINT (2A) PRINT key
        case GDK_Print: return 0x2A;
        // VK_EXECUTE (2B) EXECUTE key
        case GDK_Execute: return 0x2B;
        // VK_SNAPSHOT (2C) PRINT SCREEN key
	// case GDK_Print: return 0x2C;
        // VK_INSERT (2D) INS key
        case GDK_Insert: case GDK_Help: return 0x2D;
        // VK_DELETE (2E) DEL key
        case GDK_Delete: return 0x2E;

        // VK_HELP (2F) HELP key

        //  (30) 0 key
        case '0': case ')': return 0x30;
        //  (31) 1 key
        case '1': case '!': return 0x31;
        //  (32) 2 key
        case '2': case '@': return 0x32;
        //  (33) 3 key
        case '3': case '#': return 0x33;
        //  (34) 4 key
        case '4': case '$': return 0x34;
        //  (35) 5 key
        case '5': case '%': return 0x35;
        //  (36) 6 key
        case '6': case '^': return 0x36;
        //  (37) 7 key
        case '7': case '&': return 0x37;
        //  (38) 8 key
        case '8': case '*': return 0x38;
        //  (39) 9 key
        case '9': case '(': return 0x39;
        //  (41) A key
        case 'a': case 'A': return 0x41;
        //  (42) B key
        case 'b': case 'B': return 0x42;
        //  (43) C key
        case 'c': case 'C': return 0x43;
        //  (44) D key
        case 'd': case 'D': return 0x44;
        //  (45) E key
        case 'e': case 'E': return 0x45;
        //  (46) F key
        case 'f': case 'F': return 0x46;
        //  (47) G key
        case 'g': case 'G': return 0x47;
        //  (48) H key
        case 'h': case 'H': return 0x48;
        //  (49) I key
        case 'i': case 'I': return 0x49;
        //  (4A) J key
        case 'j': case 'J': return 0x4A;
        //  (4B) K key
        case 'k': case 'K': return 0x4B;
        //  (4C) L key
        case 'l': case 'L': return 0x4C;
        //  (4D) M key
        case 'm': case 'M': return 0x4D;
        //  (4E) N key
        case 'n': case 'N': return 0x4E;
        //  (4F) O key
        case 'o': case 'O': return 0x4F;
        //  (50) P key
        case 'p': case 'P': return 0x50;
        //  (51) Q key
        case 'q': case 'Q': return 0x51;
        //  (52) R key
        case 'r': case 'R': return 0x52;
        //  (53) S key
        case 's': case 'S': return 0x53;
        //  (54) T key
        case 't': case 'T': return 0x54;
        //  (55) U key
        case 'u': case 'U': return 0x55;
        //  (56) V key
        case 'v': case 'V': return 0x56;
        //  (57) W key
        case 'w': case 'W': return 0x57;
        //  (58) X key
        case 'x': case 'X': return 0x58;
        //  (59) Y key
        case 'y': case 'Y': return 0x59;
        //  (5A) Z key
        case 'z': case 'Z': return 0x5A;

        // VK_LWIN (5B) Left Windows key (Microsoft Natural keyboard)
        // VK_RWIN (5C) Right Windows key (Natural keyboard)
        // VK_APPS (5D) Applications key (Natural keyboard)
        // VK_SLEEP (5F) Computer Sleep key

        // VK_NUMPAD0 (60) Numeric keypad 0 key
        // VK_NUMPAD1 (61) Numeric keypad 1 key
        // VK_NUMPAD2 (62) Numeric keypad 2 key
        // VK_NUMPAD3 (63) Numeric keypad 3 key
        // VK_NUMPAD4 (64) Numeric keypad 4 key
        // VK_NUMPAD5 (65) Numeric keypad 5 key
        // VK_NUMPAD6 (66) Numeric keypad 6 key
        // VK_NUMPAD7 (67) Numeric keypad 7 key
        // VK_NUMPAD8 (68) Numeric keypad 8 key
        // VK_NUMPAD9 (69) Numeric keypad 9 key
        // VK_MULTIPLY (6A) Multiply key
        // VK_ADD (6B) Add key
        // handled by key code above

        // VK_SEPARATOR (6C) Separator key

        // VK_SUBTRACT (6D) Subtract key
        // VK_DECIMAL (6E) Decimal key
        // VK_DIVIDE (6F) Divide key
        // handled by key code above

        // VK_F1 (70) F1 key
        case GDK_F1: return 0x70;
        // VK_F2 (71) F2 key
        case GDK_F2: return 0x71;
        // VK_F3 (72) F3 key
        case GDK_F3: return 0x72;
        // VK_F4 (73) F4 key
        case GDK_F4: return 0x73;
        // VK_F5 (74) F5 key
        case GDK_F5: return 0x74;
        // VK_F6 (75) F6 key
        case GDK_F6: return 0x75;
        // VK_F7 (76) F7 key
        case GDK_F7: return 0x76;
        // VK_F8 (77) F8 key
        case GDK_F8: return 0x77;
        // VK_F9 (78) F9 key
        case GDK_F9: return 0x78;
        // VK_F10 (79) F10 key
        case GDK_F10: return 0x79;
        // VK_F11 (7A) F11 key
        case GDK_F11: return 0x7A;
        // VK_F12 (7B) F12 key
        case GDK_F12: return 0x7B;
        // VK_F13 (7C) F13 key
        case GDK_F13: return 0x7C;
        // VK_F14 (7D) F14 key
        case GDK_F14: return 0x7D;
        // VK_F15 (7E) F15 key
        case GDK_F15: return 0x7E;
        // VK_F16 (7F) F16 key
        case GDK_F16: return 0x7F;
        // VK_F17 (80H) F17 key
        case GDK_F17: return 0x80;
        // VK_F18 (81H) F18 key
        case GDK_F18: return 0x81;
        // VK_F19 (82H) F19 key
        case GDK_F19: return 0x82;
        // VK_F20 (83H) F20 key
        case GDK_F20: return 0x83;
        // VK_F21 (84H) F21 key
        case GDK_F21: return 0x84;
        // VK_F22 (85H) F22 key
        case GDK_F22: return 0x85;
        // VK_F23 (86H) F23 key
        case GDK_F23: return 0x86;
        // VK_F24 (87H) F24 key
        case GDK_F24: return 0x87;

        // VK_NUMLOCK (90) NUM LOCK key

        // VK_SCROLL (91) SCROLL LOCK key
        case GDK_Scroll_Lock: return 0x91;

        // VK_LSHIFT (A0) Left SHIFT key
        // VK_RSHIFT (A1) Right SHIFT key
        // VK_LCONTROL (A2) Left CONTROL key
        // VK_RCONTROL (A3) Right CONTROL key
        // VK_LMENU (A4) Left MENU key
        // VK_RMENU (A5) Right MENU key
        // VK_BROWSER_BACK (A6) Windows 2000/XP: Browser Back key
        // VK_BROWSER_FORWARD (A7) Windows 2000/XP: Browser Forward key
        // VK_BROWSER_REFRESH (A8) Windows 2000/XP: Browser Refresh key
        // VK_BROWSER_STOP (A9) Windows 2000/XP: Browser Stop key
        // VK_BROWSER_SEARCH (AA) Windows 2000/XP: Browser Search key
        // VK_BROWSER_FAVORITES (AB) Windows 2000/XP: Browser Favorites key
        // VK_BROWSER_HOME (AC) Windows 2000/XP: Browser Start and Home key
        // VK_VOLUME_MUTE (AD) Windows 2000/XP: Volume Mute key
        // VK_VOLUME_DOWN (AE) Windows 2000/XP: Volume Down key
        // VK_VOLUME_UP (AF) Windows 2000/XP: Volume Up key
        // VK_MEDIA_NEXT_TRACK (B0) Windows 2000/XP: Next Track key
        // VK_MEDIA_PREV_TRACK (B1) Windows 2000/XP: Previous Track key
        // VK_MEDIA_STOP (B2) Windows 2000/XP: Stop Media key
        // VK_MEDIA_PLAY_PAUSE (B3) Windows 2000/XP: Play/Pause Media key
        // VK_LAUNCH_MAIL (B4) Windows 2000/XP: Start Mail key
        // VK_LAUNCH_MEDIA_SELECT (B5) Windows 2000/XP: Select Media key
        // VK_LAUNCH_APP1 (B6) Windows 2000/XP: Start Application 1 key
        // VK_LAUNCH_APP2 (B7) Windows 2000/XP: Start Application 2 key

        // VK_OEM_1 (BA) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the ';:' key
        case ';': case ':': return 0xBA;
        // VK_OEM_PLUS (BB) Windows 2000/XP: For any country/region, the '+' key
        case '=': case '+': return 0xBB;
        // VK_OEM_COMMA (BC) Windows 2000/XP: For any country/region, the ',' key
        case ',': case '<': return 0xBC;
        // VK_OEM_MINUS (BD) Windows 2000/XP: For any country/region, the '-' key
        case '-': case '_': return 0xBD;
        // VK_OEM_PERIOD (BE) Windows 2000/XP: For any country/region, the '.' key
        case '.': case '>': return 0xBE;
        // VK_OEM_2 (BF) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the '/?' key
        case '/': case '?': return 0xBF;
        // VK_OEM_3 (C0) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the '`~' key
        case '`': case '~': return 0xC0;
        // VK_OEM_4 (DB) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the '[{' key
        case '[': case '{': return 0xDB;
        // VK_OEM_5 (DC) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the '\|' key
        case '\\': case '|': return 0xDC;
        // VK_OEM_6 (DD) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the ']}' key
        case ']': case '}': return 0xDD;
        // VK_OEM_7 (DE) Used for miscellaneous characters; it can vary by keyboard. Windows 2000/XP: For the US standard keyboard, the 'single-quote/double-quote' key
        case '\'': case '"': return 0xDE;

        // VK_OEM_8 (DF) Used for miscellaneous characters; it can vary by keyboard.
        // VK_OEM_102 (E2) Windows 2000/XP: Either the angle bracket key or the backslash key on the RT 102-key keyboard
        // VK_PROCESSKEY (E5) Windows 95/98/Me, Windows NT 4.0, Windows 2000/XP: IME PROCESS key
        // VK_PACKET (E7) Windows 2000/XP: Used to pass Unicode characters as if they were keystrokes. The VK_PACKET key is the low word of a 32-bit Virtual Key value used for non-keyboard input methods. For more information, see Remark in KEYBDINPUT,SendInput, WM_KEYDOWN, and WM_KEYUP
        // VK_ATTN (F6) Attn key
        // VK_CRSEL (F7) CrSel key
        // VK_EXSEL (F8) ExSel key
        // VK_EREOF (F9) Erase EOF key
        // VK_PLAY (FA) Play key
        // VK_ZOOM (FB) Zoom key
        // VK_NONAME (FC) Reserved for future use
        // VK_PA1 (FD) PA1 key
        // VK_OEM_CLEAR (FE) Clear key
    }

    return 0;
}

static int _get_state(GdkEvent *event)
{
   
    switch (event->type){
    case GDK_KEY_PRESS:
    case GDK_KEY_RELEASE:
	return (GdkModifierType) ((GdkEventKey*)event)->state;
    case GDK_BUTTON_PRESS:
    case GDK_2BUTTON_PRESS:
    case GDK_3BUTTON_PRESS:
    case GDK_BUTTON_RELEASE:
	return (GdkModifierType) ((GdkEventButton*)event)->state;
    case GDK_MOTION_NOTIFY:
	return (GdkModifierType) ((GdkEventMotion*)event)->state;
    default:
        break;
    }
    return 0;
}

static int mouseButtonForEvent(GdkEvent *event)
{
    int qstate = Qt::NoButton;    
    GdkModifierType state = (GdkModifierType) _get_state(event);
    
    if (state & GDK_BUTTON1_MASK)
	qstate|=Qt::LeftButton;
    if (state & GDK_BUTTON2_MASK)
	qstate|=Qt::RightButton;
    if (state & GDK_BUTTON3_MASK)	
	qstate|=Qt::MidButton;

    return qstate;    
}

static int nonMouseButtonsForEvent(GdkEvent *event)
{
    int qstate = Qt::NoButton;
    GdkModifierType state = (GdkModifierType) _get_state(event);    

    if (state & GDK_SHIFT_MASK)
	qstate|=Qt::ShiftButton;
    if (state & GDK_CONTROL_MASK)
	qstate|=Qt::ControlButton;
    if (state & GDK_MOD1_MASK) //FIXME:KWIQ: MOD1_MASK is not always Alt
	qstate|=Qt::AltButton;
    if (state & GDK_MOD2_MASK) //FIXME:KWIQ: MOD1_MASK is not always Meta
	qstate|=Qt::MetaButton;
    
    if (isKeypadEvent(event)) {
        qstate |= Qt::Keypad;
    }

    return qstate;
}

// ======== 

QEvent::~QEvent()
{
}

// ======== 

QMouseEvent::QMouseEvent( Type t, GdkEvent* e )
    : QEvent(t)
{
    if (t == MouseMove) {
	GdkEventMotion* event = (GdkEventMotion*)e;
	gint x = (gint) event->x;
	gint y = (gint) event->y;
	_position = QPoint(x, y);
	_button = (ButtonState)0;
	_clickCount = 0;
    } else if (t == MouseButtonPress || t == MouseButtonRelease) {
	GdkEventButton* event = (GdkEventButton*)e;
	GdkModifierType state = (GdkModifierType) event->state;
	gint x = (gint) event->x;
	gint y = (gint) event->y;

	_position = QPoint(x, y);
	_button = (ButtonState) mouseButtonForEvent(e) | nonMouseButtonsForEvent(e);
	_clickCount =  (state & GDK_3BUTTON_PRESS)? 3 : ((state & GDK_2BUTTON_PRESS)? 2 : 1);
    } else {

    }
}

QMouseEvent::QMouseEvent(GdkEventMotion* event)
    : QEvent(MouseMove)
{
  gint x = (gint) event->x;
  gint y = (gint) event->y;
  _position = QPoint(x, y);
  _button = (ButtonState)0;
  _clickCount = 0;
}

QMouseEvent::QMouseEvent( Type t, const QPoint &pos, int b, int s, int count )
    : QEvent(t), _position(pos), _button((ButtonState)b), _state((ButtonState)s), _clickCount(count)
{
}


QMouseEvent::QMouseEvent(Type type, const QPoint &position, int button, int state)
    : QEvent(type), _position(position)
{
    _button = button;
    if (type == MouseMove) {
        _clickCount = 0;
        _state = state | button;
        _stateAfter = state | button;
    } else {
        _clickCount = 1;
        if (type == MouseButtonRelease) {
            _state = state | button;
            _stateAfter = state & ~button;
        } else {
            _state = state & ~button;
            _stateAfter = state | button;
        }
    }
}


// ========


static guint32 _last_keyevent_time = 0;
static guint   _last_keyevent_keyval = 0;

QKeyEvent::QKeyEvent(GdkEventKey *event, bool forceAutoRepeat)
    : QEvent(event->type == GDK_KEY_PRESS ? KeyPress : KeyRelease),
      _state(nonMouseButtonsForEvent(((GdkEvent*)event))),
      _text(QString::fromUtf8(event->string)),
      _unmodifiedText(QString::fromUtf8(event->string)),
      _keyIdentifier(keyIdentifierForKeyEvent(event)),
      _autoRepeat(forceAutoRepeat),
      _isAccepted(false),
      _WindowsKeyCode(WindowsKeyCodeForKeyEvent(event))
{
    // Turn 0x7F into 0x08, because backspace needs to always be 0x08.
    if (_text == "\x7F") {
        _text = "\x8";
    }
    if (_unmodifiedText == "\x7F") {
        _unmodifiedText = "\x8";
    }

    if (!_autoRepeat) {
      if ( (_last_keyevent_time - event->time) < _autorepeat_threshold &&
	    (_last_keyevent_keyval == event->keyval) ) {
	    _autoRepeat = true;
	}
    }
    
    _last_keyevent_time = event->time;
    _last_keyevent_keyval = event->keyval;
}