diff options
Diffstat (limited to 'src/plugins/gfxdrivers/directfb/qdirectfbkeyboard.cpp')
| -rw-r--r-- | src/plugins/gfxdrivers/directfb/qdirectfbkeyboard.cpp | 436 |
1 files changed, 436 insertions, 0 deletions
diff --git a/src/plugins/gfxdrivers/directfb/qdirectfbkeyboard.cpp b/src/plugins/gfxdrivers/directfb/qdirectfbkeyboard.cpp new file mode 100644 index 0000000000..5c6842edca --- /dev/null +++ b/src/plugins/gfxdrivers/directfb/qdirectfbkeyboard.cpp @@ -0,0 +1,436 @@ +/**************************************************************************** +** +** 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 plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, 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. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qdirectfbkeyboard.h" + +#ifndef QT_NO_QWS_DIRECTFB + +#include "qdirectfbscreen.h" +#include <qobject.h> +#include <qsocketnotifier.h> +#include <qhash.h> + +#include <directfb.h> +#include <unistd.h> +#include <fcntl.h> +#include <errno.h> + +QT_BEGIN_NAMESPACE + +class KeyMap : public QHash<DFBInputDeviceKeySymbol, Qt::Key> +{ +public: + KeyMap(); +}; + +Q_GLOBAL_STATIC(KeyMap, keymap); + +class QDirectFBKeyboardHandlerPrivate : public QObject +{ + Q_OBJECT +public: + QDirectFBKeyboardHandlerPrivate(QDirectFBKeyboardHandler *handler); + ~QDirectFBKeyboardHandlerPrivate(); + + void suspend(); + void resume(); + +private: + QDirectFBKeyboardHandler *handler; + IDirectFBEventBuffer *eventBuffer; + QSocketNotifier *keyboardNotifier; + DFBEvent event; + int bytesRead; + int lastUnicode, lastKeycode; + Qt::KeyboardModifiers lastModifiers; +private Q_SLOTS: + void readKeyboardData(); +}; + +QDirectFBKeyboardHandlerPrivate::QDirectFBKeyboardHandlerPrivate(QDirectFBKeyboardHandler *h) + : handler(h), eventBuffer(0), keyboardNotifier(0), bytesRead(0), + lastUnicode(0), lastKeycode(0), lastModifiers(0) +{ + Q_ASSERT(qt_screen); + + IDirectFB *fb = QDirectFBScreen::instance()->dfb(); + if (!fb) { + qCritical("QDirectFBKeyboardHandler: DirectFB not initialized"); + return; + } + + DFBResult result; + result = fb->CreateInputEventBuffer(fb, DICAPS_KEYS, DFB_TRUE, + &eventBuffer); + if (result != DFB_OK) { + DirectFBError("QDirectFBKeyboardHandler: " + "Unable to create input event buffer", result); + return; + } + + int fd; + result = eventBuffer->CreateFileDescriptor(eventBuffer, &fd); + if (result != DFB_OK) { + DirectFBError("QDirectFBKeyboardHandler: " + "Unable to create file descriptor", result); + return; + } + + int flags = ::fcntl(fd, F_GETFL, 0); + ::fcntl(fd, F_SETFL, flags | O_NONBLOCK); + + memset(&event, 0, sizeof(event)); + + keyboardNotifier = new QSocketNotifier(fd, QSocketNotifier::Read, this); + connect(keyboardNotifier, SIGNAL(activated(int)), + this, SLOT(readKeyboardData())); + resume(); +} + +void QDirectFBKeyboardHandlerPrivate::suspend() +{ + keyboardNotifier->setEnabled(false); +} + +void QDirectFBKeyboardHandlerPrivate::resume() +{ + eventBuffer->Reset(eventBuffer); + keyboardNotifier->setEnabled(true); +} + +QDirectFBKeyboardHandlerPrivate::~QDirectFBKeyboardHandlerPrivate() +{ + if (eventBuffer) + eventBuffer->Release(eventBuffer); +} + +void QDirectFBKeyboardHandlerPrivate::readKeyboardData() +{ + if(!qt_screen) + return; + + for (;;) { + // GetEvent returns DFB_UNSUPPORTED after CreateFileDescriptor(). + // This seems stupid and I really hope it's a bug which will be fixed. + + // DFBResult ret = eventBuffer->GetEvent(eventBuffer, &event); + + char *buf = reinterpret_cast<char*>(&event); + int ret = ::read(keyboardNotifier->socket(), + buf + bytesRead, sizeof(DFBEvent) - bytesRead); + if (ret == -1) { + if (errno != EAGAIN) + qWarning("QDirectFBKeyboardHandlerPrivate::readKeyboardData(): %s", + strerror(errno)); + return; + } + + Q_ASSERT(ret >= 0); + bytesRead += ret; + if (bytesRead < int(sizeof(DFBEvent))) + break; + bytesRead = 0; + + Q_ASSERT(event.clazz == DFEC_INPUT); + + const DFBInputEvent input = event.input; + + Qt::KeyboardModifiers modifiers = Qt::NoModifier; + + // Not implemented: + // if (input.modifiers & DIMM_SUPER) + // if (input.modifiers & DIMM_HYPER) + + if (!(input.flags & DIEF_KEYSYMBOL) || + !(input.flags & DIEF_KEYID) || + !(input.type & (DIET_KEYPRESS|DIET_KEYRELEASE))) + { + static bool first = true; + if (first) { + qWarning("QDirectFBKeyboardHandler - Getting unexpected non-keyboard related events"); + first = false; + } + break; + } + + if (input.flags & DIEF_MODIFIERS) { + if (input.modifiers & DIMM_SHIFT) + modifiers |= Qt::ShiftModifier; + if (input.modifiers & DIMM_CONTROL) + modifiers |= Qt::ControlModifier; + if (input.modifiers & DIMM_ALT) + modifiers |= Qt::AltModifier; + if (input.modifiers & DIMM_ALTGR) + modifiers |= Qt::AltModifier; + if (input.modifiers & DIMM_META) + modifiers |= Qt::MetaModifier; + } + + + const bool press = input.type & DIET_KEYPRESS; + DFBInputDeviceKeySymbol symbol = input.key_symbol; + int unicode = -1; + int keycode = 0; + + keycode = keymap()->value(symbol); + if (DFB_KEY_TYPE(symbol) == DIKT_UNICODE) + unicode = symbol; + + if (unicode != -1 || keycode != 0) { + bool autoRepeat = false; + if (press) { + if (unicode == lastUnicode && keycode == lastKeycode && modifiers == lastModifiers) { + autoRepeat = true; + } else { + lastUnicode = unicode; + lastKeycode = keycode; + lastModifiers = modifiers; + } + } else { + lastUnicode = lastKeycode = -1; + lastModifiers = 0; + } + if (autoRepeat) { + handler->processKeyEvent(unicode, keycode, + modifiers, false, autoRepeat); + + } + + handler->processKeyEvent(unicode, keycode, + modifiers, press, autoRepeat); + } + } +} + +QDirectFBKeyboardHandler::QDirectFBKeyboardHandler(const QString &device) + : QWSKeyboardHandler() +{ + Q_UNUSED(device); + d = new QDirectFBKeyboardHandlerPrivate(this); +} + +QDirectFBKeyboardHandler::~QDirectFBKeyboardHandler() +{ + delete d; +} + +KeyMap::KeyMap() +{ + insert(DIKS_BACKSPACE , Qt::Key_Backspace); + insert(DIKS_TAB , Qt::Key_Tab); + insert(DIKS_RETURN , Qt::Key_Return); + insert(DIKS_ESCAPE , Qt::Key_Escape); + insert(DIKS_DELETE , Qt::Key_Delete); + + insert(DIKS_CURSOR_LEFT , Qt::Key_Left); + insert(DIKS_CURSOR_RIGHT , Qt::Key_Right); + insert(DIKS_CURSOR_UP , Qt::Key_Up); + insert(DIKS_CURSOR_DOWN , Qt::Key_Down); + insert(DIKS_INSERT , Qt::Key_Insert); + insert(DIKS_HOME , Qt::Key_Home); + insert(DIKS_END , Qt::Key_End); + insert(DIKS_PAGE_UP , Qt::Key_PageUp); + insert(DIKS_PAGE_DOWN , Qt::Key_PageDown); + insert(DIKS_PRINT , Qt::Key_Print); + insert(DIKS_PAUSE , Qt::Key_Pause); + insert(DIKS_SELECT , Qt::Key_Select); + insert(DIKS_GOTO , Qt::Key_OpenUrl); + insert(DIKS_CLEAR , Qt::Key_Clear); + insert(DIKS_MENU , Qt::Key_Menu); + insert(DIKS_HELP , Qt::Key_Help); + + insert(DIKS_INTERNET , Qt::Key_HomePage); + insert(DIKS_MAIL , Qt::Key_LaunchMail); + insert(DIKS_FAVORITES , Qt::Key_Favorites); + + insert(DIKS_BACK , Qt::Key_Back); + insert(DIKS_FORWARD , Qt::Key_Forward); + insert(DIKS_VOLUME_UP , Qt::Key_VolumeUp); + insert(DIKS_VOLUME_DOWN , Qt::Key_VolumeDown); + insert(DIKS_MUTE , Qt::Key_VolumeMute); + insert(DIKS_PLAYPAUSE , Qt::Key_Pause); + insert(DIKS_PLAY , Qt::Key_MediaPlay); + insert(DIKS_STOP , Qt::Key_MediaStop); + insert(DIKS_RECORD , Qt::Key_MediaRecord); + insert(DIKS_PREVIOUS , Qt::Key_MediaPrevious); + insert(DIKS_NEXT , Qt::Key_MediaNext); + + insert(DIKS_F1 , Qt::Key_F1); + insert(DIKS_F2 , Qt::Key_F2); + insert(DIKS_F3 , Qt::Key_F3); + insert(DIKS_F4 , Qt::Key_F4); + insert(DIKS_F5 , Qt::Key_F5); + insert(DIKS_F6 , Qt::Key_F6); + insert(DIKS_F7 , Qt::Key_F7); + insert(DIKS_F8 , Qt::Key_F8); + insert(DIKS_F9 , Qt::Key_F9); + insert(DIKS_F10 , Qt::Key_F10); + insert(DIKS_F11 , Qt::Key_F11); + insert(DIKS_F12 , Qt::Key_F12); + + insert(DIKS_SHIFT , Qt::Key_Shift); + insert(DIKS_CONTROL , Qt::Key_Control); + insert(DIKS_ALT , Qt::Key_Alt); + insert(DIKS_ALTGR , Qt::Key_AltGr); + + insert(DIKS_META , Qt::Key_Meta); + insert(DIKS_SUPER , Qt::Key_Super_L); // ??? + insert(DIKS_HYPER , Qt::Key_Hyper_L); // ??? + + insert(DIKS_CAPS_LOCK , Qt::Key_CapsLock); + insert(DIKS_NUM_LOCK , Qt::Key_NumLock); + insert(DIKS_SCROLL_LOCK , Qt::Key_ScrollLock); + + insert(DIKS_DEAD_ABOVEDOT , Qt::Key_Dead_Abovedot); + insert(DIKS_DEAD_ABOVERING , Qt::Key_Dead_Abovering); + insert(DIKS_DEAD_ACUTE , Qt::Key_Dead_Acute); + insert(DIKS_DEAD_BREVE , Qt::Key_Dead_Breve); + insert(DIKS_DEAD_CARON , Qt::Key_Dead_Caron); + insert(DIKS_DEAD_CEDILLA , Qt::Key_Dead_Cedilla); + insert(DIKS_DEAD_CIRCUMFLEX , Qt::Key_Dead_Circumflex); + insert(DIKS_DEAD_DIAERESIS , Qt::Key_Dead_Diaeresis); + insert(DIKS_DEAD_DOUBLEACUTE , Qt::Key_Dead_Doubleacute); + insert(DIKS_DEAD_GRAVE , Qt::Key_Dead_Grave); + insert(DIKS_DEAD_IOTA , Qt::Key_Dead_Iota); + insert(DIKS_DEAD_MACRON , Qt::Key_Dead_Macron); + insert(DIKS_DEAD_OGONEK , Qt::Key_Dead_Ogonek); + insert(DIKS_DEAD_SEMIVOICED_SOUND , Qt::Key_Dead_Semivoiced_Sound); + insert(DIKS_DEAD_TILDE , Qt::Key_Dead_Tilde); + insert(DIKS_DEAD_VOICED_SOUND , Qt::Key_Dead_Voiced_Sound); + insert(DIKS_SPACE , Qt::Key_Space); + insert(DIKS_EXCLAMATION_MARK , Qt::Key_Exclam); + insert(DIKS_QUOTATION , Qt::Key_QuoteDbl); + insert(DIKS_NUMBER_SIGN , Qt::Key_NumberSign); + insert(DIKS_DOLLAR_SIGN , Qt::Key_Dollar); + insert(DIKS_PERCENT_SIGN , Qt::Key_Percent); + insert(DIKS_AMPERSAND , Qt::Key_Ampersand); + insert(DIKS_APOSTROPHE , Qt::Key_Apostrophe); + insert(DIKS_PARENTHESIS_LEFT , Qt::Key_ParenLeft); + insert(DIKS_PARENTHESIS_RIGHT , Qt::Key_ParenRight); + insert(DIKS_ASTERISK , Qt::Key_Asterisk); + insert(DIKS_PLUS_SIGN , Qt::Key_Plus); + insert(DIKS_COMMA , Qt::Key_Comma); + insert(DIKS_MINUS_SIGN , Qt::Key_Minus); + insert(DIKS_PERIOD , Qt::Key_Period); + insert(DIKS_SLASH , Qt::Key_Slash); + insert(DIKS_0 , Qt::Key_0); + insert(DIKS_1 , Qt::Key_1); + insert(DIKS_2 , Qt::Key_2); + insert(DIKS_3 , Qt::Key_3); + insert(DIKS_4 , Qt::Key_4); + insert(DIKS_5 , Qt::Key_5); + insert(DIKS_6 , Qt::Key_6); + insert(DIKS_7 , Qt::Key_7); + insert(DIKS_8 , Qt::Key_8); + insert(DIKS_9 , Qt::Key_9); + insert(DIKS_COLON , Qt::Key_Colon); + insert(DIKS_SEMICOLON , Qt::Key_Semicolon); + insert(DIKS_LESS_THAN_SIGN , Qt::Key_Less); + insert(DIKS_EQUALS_SIGN , Qt::Key_Equal); + insert(DIKS_GREATER_THAN_SIGN , Qt::Key_Greater); + insert(DIKS_QUESTION_MARK , Qt::Key_Question); + insert(DIKS_AT , Qt::Key_At); + insert(DIKS_CAPITAL_A , Qt::Key_A); + insert(DIKS_CAPITAL_B , Qt::Key_B); + insert(DIKS_CAPITAL_C , Qt::Key_C); + insert(DIKS_CAPITAL_D , Qt::Key_D); + insert(DIKS_CAPITAL_E , Qt::Key_E); + insert(DIKS_CAPITAL_F , Qt::Key_F); + insert(DIKS_CAPITAL_G , Qt::Key_G); + insert(DIKS_CAPITAL_H , Qt::Key_H); + insert(DIKS_CAPITAL_I , Qt::Key_I); + insert(DIKS_CAPITAL_J , Qt::Key_J); + insert(DIKS_CAPITAL_K , Qt::Key_K); + insert(DIKS_CAPITAL_L , Qt::Key_L); + insert(DIKS_CAPITAL_M , Qt::Key_M); + insert(DIKS_CAPITAL_N , Qt::Key_N); + insert(DIKS_CAPITAL_O , Qt::Key_O); + insert(DIKS_CAPITAL_P , Qt::Key_P); + insert(DIKS_CAPITAL_Q , Qt::Key_Q); + insert(DIKS_CAPITAL_R , Qt::Key_R); + insert(DIKS_CAPITAL_S , Qt::Key_S); + insert(DIKS_CAPITAL_T , Qt::Key_T); + insert(DIKS_CAPITAL_U , Qt::Key_U); + insert(DIKS_CAPITAL_V , Qt::Key_V); + insert(DIKS_CAPITAL_W , Qt::Key_W); + insert(DIKS_CAPITAL_X , Qt::Key_X); + insert(DIKS_CAPITAL_Y , Qt::Key_Y); + insert(DIKS_CAPITAL_Z , Qt::Key_Z); + insert(DIKS_SQUARE_BRACKET_LEFT , Qt::Key_BracketLeft); + insert(DIKS_BACKSLASH , Qt::Key_Backslash); + insert(DIKS_SQUARE_BRACKET_RIGHT , Qt::Key_BracketRight); + insert(DIKS_CIRCUMFLEX_ACCENT , Qt::Key_AsciiCircum); + insert(DIKS_UNDERSCORE , Qt::Key_Underscore); + insert(DIKS_SMALL_A , Qt::Key_A); + insert(DIKS_SMALL_B , Qt::Key_B); + insert(DIKS_SMALL_C , Qt::Key_C); + insert(DIKS_SMALL_D , Qt::Key_D); + insert(DIKS_SMALL_E , Qt::Key_E); + insert(DIKS_SMALL_F , Qt::Key_F); + insert(DIKS_SMALL_G , Qt::Key_G); + insert(DIKS_SMALL_H , Qt::Key_H); + insert(DIKS_SMALL_I , Qt::Key_I); + insert(DIKS_SMALL_J , Qt::Key_J); + insert(DIKS_SMALL_K , Qt::Key_K); + insert(DIKS_SMALL_L , Qt::Key_L); + insert(DIKS_SMALL_M , Qt::Key_M); + insert(DIKS_SMALL_N , Qt::Key_N); + insert(DIKS_SMALL_O , Qt::Key_O); + insert(DIKS_SMALL_P , Qt::Key_P); + insert(DIKS_SMALL_Q , Qt::Key_Q); + insert(DIKS_SMALL_R , Qt::Key_R); + insert(DIKS_SMALL_S , Qt::Key_S); + insert(DIKS_SMALL_T , Qt::Key_T); + insert(DIKS_SMALL_U , Qt::Key_U); + insert(DIKS_SMALL_V , Qt::Key_V); + insert(DIKS_SMALL_W , Qt::Key_W); + insert(DIKS_SMALL_X , Qt::Key_X); + insert(DIKS_SMALL_Y , Qt::Key_Y); + insert(DIKS_SMALL_Z , Qt::Key_Z); + insert(DIKS_CURLY_BRACKET_LEFT , Qt::Key_BraceLeft); + insert(DIKS_VERTICAL_BAR , Qt::Key_Bar); + insert(DIKS_CURLY_BRACKET_RIGHT , Qt::Key_BraceRight); + insert(DIKS_TILDE , Qt::Key_AsciiTilde); +} + +QT_END_NAMESPACE +#include "qdirectfbkeyboard.moc" +#endif // QT_NO_QWS_DIRECTFB |