qevdevkeyboardhandler.cpp

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1/****************************************************************************-
2**-
3** Copyright (C) 2015 The Qt Company Ltd.-
4** Contact: http://www.qt.io/licensing/-
5**-
6** This file is part of the QtGui module of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:LGPL21$-
9** Commercial License Usage-
10** Licensees holding valid commercial Qt licenses may use this file in-
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13** a written agreement between you and The Qt Company. For licensing terms-
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15** information use the contact form at http://www.qt.io/contact-us.-
16**-
17** GNU Lesser General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU Lesser-
19** General Public License version 2.1 or version 3 as published by the Free-
20** Software Foundation and appearing in the file LICENSE.LGPLv21 and-
21** LICENSE.LGPLv3 included in the packaging of this file. Please review the-
22** following information to ensure the GNU Lesser General Public License-
23** requirements will be met: https://www.gnu.org/licenses/lgpl.html and-
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25**-
26** As a special exception, The Qt Company gives you certain additional-
27** rights. These rights are described in The Qt Company LGPL Exception-
28** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.-
29**-
30** $QT_END_LICENSE$-
31**-
32****************************************************************************/-
33-
34#include "qevdevkeyboardhandler_p.h"-
35-
36#include <qplatformdefs.h>-
37-
38#include <QSocketNotifier>-
39#include <QStringList>-
40#include <QCoreApplication>-
41#include <QLoggingCategory>-
42#include <qpa/qwindowsysteminterface.h>-
43#include <private/qcore_unix_p.h>-
44-
45#include <linux/input.h>-
46-
47QT_BEGIN_NAMESPACE-
48-
49Q_LOGGING_CATEGORY(qLcEvdevKey, "qt.qpa.input")
never executed: return category;
0
50Q_LOGGING_CATEGORY(qLcEvdevKeyMap, "qt.qpa.input.keymap")
never executed: return category;
0
51-
52// simple builtin US keymap-
53#include "qevdevkeyboard_defaultmap_p.h"-
54-
55void QFdContainer::reset() Q_DECL_NOTHROW-
56{-
57 if (m_fd >= 0)
m_fd >= 0Description
TRUEnever evaluated
FALSEnever evaluated
0
58 qt_safe_close(m_fd);
never executed: qt_safe_close(m_fd);
0
59 m_fd = -1;-
60}
never executed: end of block
0
61-
62QEvdevKeyboardHandler::QEvdevKeyboardHandler(const QString &device, QFdContainer &fd, bool disableZap, bool enableCompose, const QString &keymapFile)-
63 : m_device(device), m_fd(fd.release()), m_notify(Q_NULLPTR),-
64 m_modifiers(0), m_composing(0), m_dead_unicode(0xffff),-
65 m_no_zap(disableZap), m_do_compose(enableCompose),-
66 m_keymap(0), m_keymap_size(0), m_keycompose(0), m_keycompose_size(0)-
67{-
68 qCDebug(qLcEvdevKey) << "Create keyboard handler with for device" << device;
never executed: QMessageLogger(__FILE__, 68, __PRETTY_FUNCTION__, qLcEvdevKey().categoryName()).debug() << "Create keyboard handler with for device" << device;
qt_category_enabledDescription
TRUEnever evaluated
FALSEnever evaluated
0
69-
70 setObjectName(QLatin1String("LinuxInput Keyboard Handler"));-
71-
72 memset(m_locks, 0, sizeof(m_locks));-
73-
74 if (keymapFile.isEmpty() || !loadKeymap(keymapFile))
keymapFile.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
!loadKeymap(keymapFile)Description
TRUEnever evaluated
FALSEnever evaluated
0
75 unloadKeymap();
never executed: unloadKeymap();
0
76-
77 // socket notifier for events on the keyboard device-
78 m_notify = new QSocketNotifier(m_fd.get(), QSocketNotifier::Read, this);-
79 connect(m_notify, SIGNAL(activated(int)), this, SLOT(readKeycode()));-
80}
never executed: end of block
0
81-
82QEvdevKeyboardHandler::~QEvdevKeyboardHandler()-
83{-
84 unloadKeymap();-
85}
never executed: end of block
0
86-
87QEvdevKeyboardHandler *QEvdevKeyboardHandler::create(const QString &device,-
88 const QString &specification,-
89 const QString &defaultKeymapFile)-
90{-
91 qCDebug(qLcEvdevKey) << "Try to create keyboard handler for" << device << specification;
never executed: QMessageLogger(__FILE__, 91, __PRETTY_FUNCTION__, qLcEvdevKey().categoryName()).debug() << "Try to create keyboard handler for" << device << specification;
qt_category_enabledDescription
TRUEnever evaluated
FALSEnever evaluated
0
92-
93 QString keymapFile = defaultKeymapFile;-
94 int repeatDelay = 400;-
95 int repeatRate = 80;-
96 bool disableZap = false;-
97 bool enableCompose = false;-
98 int grab = 0;-
99-
100 QStringList args = specification.split(QLatin1Char(':'));-
101 foreach (const QString &arg, args) {-
102 if (arg.startsWith(QLatin1String("keymap=")))
arg.startsWith...ng("keymap="))Description
TRUEnever evaluated
FALSEnever evaluated
0
103 keymapFile = arg.mid(7);
never executed: keymapFile = arg.mid(7);
0
104 else if (arg == QLatin1String("disable-zap"))
arg == QLatin1..."disable-zap")Description
TRUEnever evaluated
FALSEnever evaluated
0
105 disableZap = true;
never executed: disableZap = true;
0
106 else if (arg == QLatin1String("enable-compose"))
arg == QLatin1...able-compose")Description
TRUEnever evaluated
FALSEnever evaluated
0
107 enableCompose = true;
never executed: enableCompose = true;
0
108 else if (arg.startsWith(QLatin1String("repeat-delay=")))
arg.startsWith...peat-delay="))Description
TRUEnever evaluated
FALSEnever evaluated
0
109 repeatDelay = arg.mid(13).toInt();
never executed: repeatDelay = arg.mid(13).toInt();
0
110 else if (arg.startsWith(QLatin1String("repeat-rate=")))
arg.startsWith...epeat-rate="))Description
TRUEnever evaluated
FALSEnever evaluated
0
111 repeatRate = arg.mid(12).toInt();
never executed: repeatRate = arg.mid(12).toInt();
0
112 else if (arg.startsWith(QLatin1String("grab=")))
arg.startsWith...ring("grab="))Description
TRUEnever evaluated
FALSEnever evaluated
0
113 grab = arg.mid(5).toInt();
never executed: grab = arg.mid(5).toInt();
0
114 }
never executed: end of block
0
115-
116 qCDebug(qLcEvdevKey) << "Opening keyboard at" << device;
never executed: QMessageLogger(__FILE__, 116, __PRETTY_FUNCTION__, qLcEvdevKey().categoryName()).debug() << "Opening keyboard at" << device;
qt_category_enabledDescription
TRUEnever evaluated
FALSEnever evaluated
0
117-
118 QFdContainer fd(qt_safe_open(device.toLocal8Bit().constData(), O_RDONLY | O_NDELAY, 0));-
119 if (fd.get() >= 0) {
fd.get() >= 0Description
TRUEnever evaluated
FALSEnever evaluated
0
120 ::ioctl(fd.get(), EVIOCGRAB, grab);-
121 if (repeatDelay > 0 && repeatRate > 0) {
repeatDelay > 0Description
TRUEnever evaluated
FALSEnever evaluated
repeatRate > 0Description
TRUEnever evaluated
FALSEnever evaluated
0
122 int kbdrep[2] = { repeatDelay, repeatRate };-
123 ::ioctl(fd.get(), EVIOCSREP, kbdrep);-
124 }
never executed: end of block
0
125-
126 return new QEvdevKeyboardHandler(device, fd, disableZap, enableCompose, keymapFile);
never executed: return new QEvdevKeyboardHandler(device, fd, disableZap, enableCompose, keymapFile);
0
127 } else {-
128 qWarning("Cannot open keyboard input device '%s': %s", qPrintable(device), strerror(errno));-
129 return 0;
never executed: return 0;
0
130 }-
131}-
132-
133void QEvdevKeyboardHandler::switchLed(int led, bool state)-
134{-
135 qCDebug(qLcEvdevKey) << "switchLed" << led << state;
never executed: QMessageLogger(__FILE__, 135, __PRETTY_FUNCTION__, qLcEvdevKey().categoryName()).debug() << "switchLed" << led << state;
qt_category_enabledDescription
TRUEnever evaluated
FALSEnever evaluated
0
136-
137 struct ::input_event led_ie;-
138 ::gettimeofday(&led_ie.time, 0);-
139 led_ie.type = EV_LED;-
140 led_ie.code = led;-
141 led_ie.value = state;-
142-
143 qt_safe_write(m_fd.get(), &led_ie, sizeof(led_ie));-
144}
never executed: end of block
0
145-
146void QEvdevKeyboardHandler::readKeycode()-
147{-
148 struct ::input_event buffer[32];-
149 int n = 0;-
150-
151 forever {-
152 int result = qt_safe_read(m_fd.get(), reinterpret_cast<char *>(buffer) + n, sizeof(buffer) - n);-
153-
154 if (result == 0) {
result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
155 qWarning("evdevkeyboard: Got EOF from the input device");-
156 return;
never executed: return;
0
157 } else if (result < 0) {
result < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
158 if (errno != EINTR && errno != EAGAIN) {
(*__errno_location ()) != 4Description
TRUEnever evaluated
FALSEnever evaluated
(*__errno_location ()) != 11Description
TRUEnever evaluated
FALSEnever evaluated
0
159 qErrnoWarning(errno, "evdevkeyboard: Could not read from input device");-
160 // If the device got disconnected, stop reading, otherwise we get flooded-
161 // by the above error over and over again.-
162 if (errno == ENODEV) {
(*__errno_location ()) == 19Description
TRUEnever evaluated
FALSEnever evaluated
0
163 delete m_notify;-
164 m_notify = Q_NULLPTR;-
165 m_fd.reset();-
166 }
never executed: end of block
0
167 return;
never executed: return;
0
168 }-
169 } else {
never executed: end of block
0
170 n += result;-
171 if (n % sizeof(buffer[0]) == 0)
n % sizeof(buffer[0]) == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
172 break;
never executed: break;
0
173 }
never executed: end of block
0
174 }-
175-
176 n /= sizeof(buffer[0]);-
177-
178 for (int i = 0; i < n; ++i) {
i < nDescription
TRUEnever evaluated
FALSEnever evaluated
0
179 if (buffer[i].type != EV_KEY)
buffer[i].type != 0x01Description
TRUEnever evaluated
FALSEnever evaluated
0
180 continue;
never executed: continue;
0
181-
182 quint16 code = buffer[i].code;-
183 qint32 value = buffer[i].value;-
184-
185 QEvdevKeyboardHandler::KeycodeAction ka;-
186 ka = processKeycode(code, value != 0, value == 2);-
187-
188 switch (ka) {-
189 case QEvdevKeyboardHandler::CapsLockOn:
never executed: case QEvdevKeyboardHandler::CapsLockOn:
0
190 case QEvdevKeyboardHandler::CapsLockOff:
never executed: case QEvdevKeyboardHandler::CapsLockOff:
0
191 switchLed(LED_CAPSL, ka == QEvdevKeyboardHandler::CapsLockOn);-
192 break;
never executed: break;
0
193-
194 case QEvdevKeyboardHandler::NumLockOn:
never executed: case QEvdevKeyboardHandler::NumLockOn:
0
195 case QEvdevKeyboardHandler::NumLockOff:
never executed: case QEvdevKeyboardHandler::NumLockOff:
0
196 switchLed(LED_NUML, ka == QEvdevKeyboardHandler::NumLockOn);-
197 break;
never executed: break;
0
198-
199 case QEvdevKeyboardHandler::ScrollLockOn:
never executed: case QEvdevKeyboardHandler::ScrollLockOn:
0
200 case QEvdevKeyboardHandler::ScrollLockOff:
never executed: case QEvdevKeyboardHandler::ScrollLockOff:
0
201 switchLed(LED_SCROLLL, ka == QEvdevKeyboardHandler::ScrollLockOn);-
202 break;
never executed: break;
0
203-
204 default:
never executed: default:
0
205 // ignore console switching and reboot-
206 break;
never executed: break;
0
207 }-
208 }-
209}
never executed: end of block
0
210-
211void QEvdevKeyboardHandler::processKeyEvent(int nativecode, int unicode, int qtcode,-
212 Qt::KeyboardModifiers modifiers, bool isPress, bool autoRepeat)-
213{-
214 QWindowSystemInterface::handleExtendedKeyEvent(0, (isPress ? QEvent::KeyPress : QEvent::KeyRelease),-
215 qtcode, modifiers, nativecode + 8, 0, int(modifiers),-
216 (unicode != 0xffff ) ? QString(unicode) : QString(), autoRepeat);-
217}
never executed: end of block
0
218-
219QEvdevKeyboardHandler::KeycodeAction QEvdevKeyboardHandler::processKeycode(quint16 keycode, bool pressed, bool autorepeat)-
220{-
221 KeycodeAction result = None;-
222 bool first_press = pressed && !autorepeat;
pressedDescription
TRUEnever evaluated
FALSEnever evaluated
!autorepeatDescription
TRUEnever evaluated
FALSEnever evaluated
0
223-
224 const QEvdevKeyboardMap::Mapping *map_plain = 0;-
225 const QEvdevKeyboardMap::Mapping *map_withmod = 0;-
226-
227 quint8 modifiers = m_modifiers;-
228-
229 // get a specific and plain mapping for the keycode and the current modifiers-
230 for (int i = 0; i < m_keymap_size && !(map_plain && map_withmod); ++i) {
i < m_keymap_sizeDescription
TRUEnever evaluated
FALSEnever evaluated
map_plainDescription
TRUEnever evaluated
FALSEnever evaluated
map_withmodDescription
TRUEnever evaluated
FALSEnever evaluated
0
231 const QEvdevKeyboardMap::Mapping *m = m_keymap + i;-
232 if (m->keycode == keycode) {
m->keycode == keycodeDescription
TRUEnever evaluated
FALSEnever evaluated
0
233 if (m->modifiers == 0)
m->modifiers == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
234 map_plain = m;
never executed: map_plain = m;
0
235-
236 quint8 testmods = m_modifiers;-
237 if (m_locks[0] /*CapsLock*/ && (m->flags & QEvdevKeyboardMap::IsLetter))
m_locks[0]Description
TRUEnever evaluated
FALSEnever evaluated
(m->flags & QE...Map::IsLetter)Description
TRUEnever evaluated
FALSEnever evaluated
0
238 testmods ^= QEvdevKeyboardMap::ModShift;
never executed: testmods ^= QEvdevKeyboardMap::ModShift;
0
239 if (m->modifiers == testmods)
m->modifiers == testmodsDescription
TRUEnever evaluated
FALSEnever evaluated
0
240 map_withmod = m;
never executed: map_withmod = m;
0
241 }
never executed: end of block
0
242 }
never executed: end of block
0
243-
244 if (m_locks[0] /*CapsLock*/ && map_withmod && (map_withmod->flags & QEvdevKeyboardMap::IsLetter))
m_locks[0]Description
TRUEnever evaluated
FALSEnever evaluated
map_withmodDescription
TRUEnever evaluated
FALSEnever evaluated
(map_withmod->...Map::IsLetter)Description
TRUEnever evaluated
FALSEnever evaluated
0
245 modifiers ^= QEvdevKeyboardMap::ModShift;
never executed: modifiers ^= QEvdevKeyboardMap::ModShift;
0
246-
247 qCDebug(qLcEvdevKeyMap, "Processing key event: keycode=%3d, modifiers=%02x pressed=%d, autorepeat=%d | plain=%d, withmod=%d, size=%d",
never executed: QMessageLogger( __FILE__ , 251 , __PRETTY_FUNCTION__, qLcEvdevKeyMap().categoryName()).debug("Processing key event: keycode=%3d, modifiers=%02x pressed=%d, autorepeat=%d | plain=%d, withmod=%d, size=%d", keycode, modifiers, pressed ? 1 : 0, autorepeat ? 1 : 0, int(map_plain ? map_plain - m_keymap : -1), int(map_withmod ? map_withmod - m_keymap : -1), m_keymap_size) ;
qt_category_enabledDescription
TRUEnever evaluated
FALSEnever evaluated
0
248 keycode, modifiers, pressed ? 1 : 0, autorepeat ? 1 : 0,
never executed: QMessageLogger( __FILE__ , 251 , __PRETTY_FUNCTION__, qLcEvdevKeyMap().categoryName()).debug("Processing key event: keycode=%3d, modifiers=%02x pressed=%d, autorepeat=%d | plain=%d, withmod=%d, size=%d", keycode, modifiers, pressed ? 1 : 0, autorepeat ? 1 : 0, int(map_plain ? map_plain - m_keymap : -1), int(map_withmod ? map_withmod - m_keymap : -1), m_keymap_size) ;
0
249 int(map_plain ? map_plain - m_keymap : -1),
never executed: QMessageLogger( __FILE__ , 251 , __PRETTY_FUNCTION__, qLcEvdevKeyMap().categoryName()).debug("Processing key event: keycode=%3d, modifiers=%02x pressed=%d, autorepeat=%d | plain=%d, withmod=%d, size=%d", keycode, modifiers, pressed ? 1 : 0, autorepeat ? 1 : 0, int(map_plain ? map_plain - m_keymap : -1), int(map_withmod ? map_withmod - m_keymap : -1), m_keymap_size) ;
0
250 int(map_withmod ? map_withmod - m_keymap : -1),
never executed: QMessageLogger( __FILE__ , 251 , __PRETTY_FUNCTION__, qLcEvdevKeyMap().categoryName()).debug("Processing key event: keycode=%3d, modifiers=%02x pressed=%d, autorepeat=%d | plain=%d, withmod=%d, size=%d", keycode, modifiers, pressed ? 1 : 0, autorepeat ? 1 : 0, int(map_plain ? map_plain - m_keymap : -1), int(map_withmod ? map_withmod - m_keymap : -1), m_keymap_size) ;
0
251 m_keymap_size);
never executed: QMessageLogger( __FILE__ , 251 , __PRETTY_FUNCTION__, qLcEvdevKeyMap().categoryName()).debug("Processing key event: keycode=%3d, modifiers=%02x pressed=%d, autorepeat=%d | plain=%d, withmod=%d, size=%d", keycode, modifiers, pressed ? 1 : 0, autorepeat ? 1 : 0, int(map_plain ? map_plain - m_keymap : -1), int(map_withmod ? map_withmod - m_keymap : -1), m_keymap_size) ;
0
252-
253 const QEvdevKeyboardMap::Mapping *it = map_withmod ? map_withmod : map_plain;
map_withmodDescription
TRUEnever evaluated
FALSEnever evaluated
0
254-
255 if (!it) {
!itDescription
TRUEnever evaluated
FALSEnever evaluated
0
256 // we couldn't even find a plain mapping-
257 qCDebug(qLcEvdevKeyMap, "Could not find a suitable mapping for keycode: %3d, modifiers: %02x", keycode, modifiers);
never executed: QMessageLogger(__FILE__, 257, __PRETTY_FUNCTION__, qLcEvdevKeyMap().categoryName()).debug("Could not find a suitable mapping for keycode: %3d, modifiers: %02x", keycode, modifiers);
qt_category_enabledDescription
TRUEnever evaluated
FALSEnever evaluated
0
258 return result;
never executed: return result;
0
259 }-
260-
261 bool skip = false;-
262 quint16 unicode = it->unicode;-
263 quint32 qtcode = it->qtcode;-
264-
265 if ((it->flags & QEvdevKeyboardMap::IsModifier) && it->special) {
(it->flags & Q...p::IsModifier)Description
TRUEnever evaluated
FALSEnever evaluated
it->specialDescription
TRUEnever evaluated
FALSEnever evaluated
0
266 // this is a modifier, i.e. Shift, Alt, ...-
267 if (pressed)
pressedDescription
TRUEnever evaluated
FALSEnever evaluated
0
268 m_modifiers |= quint8(it->special);
never executed: m_modifiers |= quint8(it->special);
0
269 else-
270 m_modifiers &= ~quint8(it->special);
never executed: m_modifiers &= ~quint8(it->special);
0
271 } else if (qtcode >= Qt::Key_CapsLock && qtcode <= Qt::Key_ScrollLock) {
qtcode >= Qt::Key_CapsLockDescription
TRUEnever evaluated
FALSEnever evaluated
qtcode <= Qt::Key_ScrollLockDescription
TRUEnever evaluated
FALSEnever evaluated
0
272 // (Caps|Num|Scroll)Lock-
273 if (first_press) {
first_pressDescription
TRUEnever evaluated
FALSEnever evaluated
0
274 quint8 &lock = m_locks[qtcode - Qt::Key_CapsLock];-
275 lock ^= 1;-
276-
277 switch (qtcode) {-
278 case Qt::Key_CapsLock : result = lock ? CapsLockOn : CapsLockOff; break;
never executed: break;
lockDescription
TRUEnever evaluated
FALSEnever evaluated
never executed: case Qt::Key_CapsLock :
0
279 case Qt::Key_NumLock : result = lock ? NumLockOn : NumLockOff; break;
never executed: break;
lockDescription
TRUEnever evaluated
FALSEnever evaluated
never executed: case Qt::Key_NumLock :
0
280 case Qt::Key_ScrollLock: result = lock ? ScrollLockOn : ScrollLockOff; break;
never executed: break;
lockDescription
TRUEnever evaluated
FALSEnever evaluated
never executed: case Qt::Key_ScrollLock:
0
281 default : break;
never executed: break;
never executed: default :
0
282 }-
283 }-
284 } else if ((it->flags & QEvdevKeyboardMap::IsSystem) && it->special && first_press) {
never executed: end of block
(it->flags & Q...Map::IsSystem)Description
TRUEnever evaluated
FALSEnever evaluated
it->specialDescription
TRUEnever evaluated
FALSEnever evaluated
first_pressDescription
TRUEnever evaluated
FALSEnever evaluated
0
285 switch (it->special) {-
286 case QEvdevKeyboardMap::SystemReboot:
never executed: case QEvdevKeyboardMap::SystemReboot:
0
287 result = Reboot;-
288 break;
never executed: break;
0
289-
290 case QEvdevKeyboardMap::SystemZap:
never executed: case QEvdevKeyboardMap::SystemZap:
0
291 if (!m_no_zap)
!m_no_zapDescription
TRUEnever evaluated
FALSEnever evaluated
0
292 qApp->quit();
never executed: QCoreApplication::instance()->quit();
0
293 break;
never executed: break;
0
294-
295 case QEvdevKeyboardMap::SystemConsolePrevious:
never executed: case QEvdevKeyboardMap::SystemConsolePrevious:
0
296 result = PreviousConsole;-
297 break;
never executed: break;
0
298-
299 case QEvdevKeyboardMap::SystemConsoleNext:
never executed: case QEvdevKeyboardMap::SystemConsoleNext:
0
300 result = NextConsole;-
301 break;
never executed: break;
0
302-
303 default:
never executed: default:
0
304 if (it->special >= QEvdevKeyboardMap::SystemConsoleFirst &&
it->special >=...emConsoleFirstDescription
TRUEnever evaluated
FALSEnever evaluated
0
305 it->special <= QEvdevKeyboardMap::SystemConsoleLast) {
it->special <=...temConsoleLastDescription
TRUEnever evaluated
FALSEnever evaluated
0
306 result = KeycodeAction(SwitchConsoleFirst + ((it->special & QEvdevKeyboardMap::SystemConsoleMask) & SwitchConsoleMask));-
307 }
never executed: end of block
0
308 break;
never executed: break;
0
309 }-
310-
311 skip = true; // no need to tell Qt about it-
312 } else if ((qtcode == Qt::Key_Multi_key) && m_do_compose) {
never executed: end of block
(qtcode == Qt::Key_Multi_key)Description
TRUEnever evaluated
FALSEnever evaluated
m_do_composeDescription
TRUEnever evaluated
FALSEnever evaluated
0
313 // the Compose key was pressed-
314 if (first_press)
first_pressDescription
TRUEnever evaluated
FALSEnever evaluated
0
315 m_composing = 2;
never executed: m_composing = 2;
0
316 skip = true;-
317 } else if ((it->flags & QEvdevKeyboardMap::IsDead) && m_do_compose) {
never executed: end of block
(it->flags & Q...rdMap::IsDead)Description
TRUEnever evaluated
FALSEnever evaluated
m_do_composeDescription
TRUEnever evaluated
FALSEnever evaluated
0
318 // a Dead key was pressed-
319 if (first_press && m_composing == 1 && m_dead_unicode == unicode) { // twice
first_pressDescription
TRUEnever evaluated
FALSEnever evaluated
m_composing == 1Description
TRUEnever evaluated
FALSEnever evaluated
m_dead_unicode == unicodeDescription
TRUEnever evaluated
FALSEnever evaluated
0
320 m_composing = 0;-
321 qtcode = Qt::Key_unknown; // otherwise it would be Qt::Key_Dead...-
322 } else if (first_press && unicode != 0xffff) {
never executed: end of block
first_pressDescription
TRUEnever evaluated
FALSEnever evaluated
unicode != 0xffffDescription
TRUEnever evaluated
FALSEnever evaluated
0
323 m_dead_unicode = unicode;-
324 m_composing = 1;-
325 skip = true;-
326 } else {
never executed: end of block
0
327 skip = true;-
328 }
never executed: end of block
0
329 }-
330-
331 if (!skip) {
!skipDescription
TRUEnever evaluated
FALSEnever evaluated
0
332 // a normal key was pressed-
333 const int modmask = Qt::ShiftModifier | Qt::ControlModifier | Qt::AltModifier | Qt::MetaModifier | Qt::KeypadModifier;-
334-
335 // we couldn't find a specific mapping for the current modifiers,-
336 // or that mapping didn't have special modifiers:-
337 // so just report the plain mapping with additional modifiers.-
338 if ((it == map_plain && it != map_withmod) ||
it == map_plainDescription
TRUEnever evaluated
FALSEnever evaluated
it != map_withmodDescription
TRUEnever evaluated
FALSEnever evaluated
0
339 (map_withmod && !(map_withmod->qtcode & modmask))) {
map_withmodDescription
TRUEnever evaluated
FALSEnever evaluated
!(map_withmod-...ode & modmask)Description
TRUEnever evaluated
FALSEnever evaluated
0
340 qtcode |= QEvdevKeyboardHandler::toQtModifiers(modifiers);-
341 }
never executed: end of block
0
342-
343 if (m_composing == 2 && first_press && !(it->flags & QEvdevKeyboardMap::IsModifier)) {
m_composing == 2Description
TRUEnever evaluated
FALSEnever evaluated
first_pressDescription
TRUEnever evaluated
FALSEnever evaluated
!(it->flags & ...p::IsModifier)Description
TRUEnever evaluated
FALSEnever evaluated
0
344 // the last key press was the Compose key-
345 if (unicode != 0xffff) {
unicode != 0xffffDescription
TRUEnever evaluated
FALSEnever evaluated
0
346 int idx = 0;-
347 // check if this code is in the compose table at all-
348 for ( ; idx < m_keycompose_size; ++idx) {
idx < m_keycompose_sizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
349 if (m_keycompose[idx].first == unicode)
m_keycompose[i...rst == unicodeDescription
TRUEnever evaluated
FALSEnever evaluated
0
350 break;
never executed: break;
0
351 }
never executed: end of block
0
352 if (idx < m_keycompose_size) {
idx < m_keycompose_sizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
353 // found it -> simulate a Dead key press-
354 m_dead_unicode = unicode;-
355 unicode = 0xffff;-
356 m_composing = 1;-
357 skip = true;-
358 } else {
never executed: end of block
0
359 m_composing = 0;-
360 }
never executed: end of block
0
361 } else {-
362 m_composing = 0;-
363 }
never executed: end of block
0
364 } else if (m_composing == 1 && first_press && !(it->flags & QEvdevKeyboardMap::IsModifier)) {
m_composing == 1Description
TRUEnever evaluated
FALSEnever evaluated
first_pressDescription
TRUEnever evaluated
FALSEnever evaluated
!(it->flags & ...p::IsModifier)Description
TRUEnever evaluated
FALSEnever evaluated
0
365 // the last key press was a Dead key-
366 bool valid = false;-
367 if (unicode != 0xffff) {
unicode != 0xffffDescription
TRUEnever evaluated
FALSEnever evaluated
0
368 int idx = 0;-
369 // check if this code is in the compose table at all-
370 for ( ; idx < m_keycompose_size; ++idx) {
idx < m_keycompose_sizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
371 if (m_keycompose[idx].first == m_dead_unicode && m_keycompose[idx].second == unicode)
m_keycompose[i...m_dead_unicodeDescription
TRUEnever evaluated
FALSEnever evaluated
m_keycompose[i...ond == unicodeDescription
TRUEnever evaluated
FALSEnever evaluated
0
372 break;
never executed: break;
0
373 }
never executed: end of block
0
374 if (idx < m_keycompose_size) {
idx < m_keycompose_sizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
375 quint16 composed = m_keycompose[idx].result;-
376 if (composed != 0xffff) {
composed != 0xffffDescription
TRUEnever evaluated
FALSEnever evaluated
0
377 unicode = composed;-
378 qtcode = Qt::Key_unknown;-
379 valid = true;-
380 }
never executed: end of block
0
381 }
never executed: end of block
0
382 }
never executed: end of block
0
383 if (!valid) {
!validDescription
TRUEnever evaluated
FALSEnever evaluated
0
384 unicode = m_dead_unicode;-
385 qtcode = Qt::Key_unknown;-
386 }
never executed: end of block
0
387 m_composing = 0;-
388 }
never executed: end of block
0
389-
390 if (!skip) {
!skipDescription
TRUEnever evaluated
FALSEnever evaluated
0
391 // Up until now qtcode contained both the key and modifiers. Split it.-
392 Qt::KeyboardModifiers qtmods = Qt::KeyboardModifiers(qtcode & modmask);-
393 qtcode &= ~modmask;-
394-
395 qCDebug(qLcEvdevKeyMap, "Processing: uni=%04x, qt=%08x, qtmod=%08x", unicode, qtcode, int(qtmods));
never executed: QMessageLogger(__FILE__, 395, __PRETTY_FUNCTION__, qLcEvdevKeyMap().categoryName()).debug("Processing: uni=%04x, qt=%08x, qtmod=%08x", unicode, qtcode, int(qtmods));
qt_category_enabledDescription
TRUEnever evaluated
FALSEnever evaluated
0
396-
397 // If NumLockOff and keypad key pressed remap event sent-
398 if (!m_locks[1] && (qtmods & Qt::KeypadModifier) &&
!m_locks[1]Description
TRUEnever evaluated
FALSEnever evaluated
(qtmods & Qt::KeypadModifier)Description
TRUEnever evaluated
FALSEnever evaluated
0
399 keycode >= 71 &&
keycode >= 71Description
TRUEnever evaluated
FALSEnever evaluated
0
400 keycode <= 83 &&
keycode <= 83Description
TRUEnever evaluated
FALSEnever evaluated
0
401 keycode != 74 &&
keycode != 74Description
TRUEnever evaluated
FALSEnever evaluated
0
402 keycode != 78) {
keycode != 78Description
TRUEnever evaluated
FALSEnever evaluated
0
403-
404 unicode = 0xffff;-
405 switch (keycode) {-
406 case 71: //7 --> Home
never executed: case 71:
0
407 qtcode = Qt::Key_Home;-
408 break;
never executed: break;
0
409 case 72: //8 --> Up
never executed: case 72:
0
410 qtcode = Qt::Key_Up;-
411 break;
never executed: break;
0
412 case 73: //9 --> PgUp
never executed: case 73:
0
413 qtcode = Qt::Key_PageUp;-
414 break;
never executed: break;
0
415 case 75: //4 --> Left
never executed: case 75:
0
416 qtcode = Qt::Key_Left;-
417 break;
never executed: break;
0
418 case 76: //5 --> Clear
never executed: case 76:
0
419 qtcode = Qt::Key_Clear;-
420 break;
never executed: break;
0
421 case 77: //6 --> right
never executed: case 77:
0
422 qtcode = Qt::Key_Right;-
423 break;
never executed: break;
0
424 case 79: //1 --> End
never executed: case 79:
0
425 qtcode = Qt::Key_End;-
426 break;
never executed: break;
0
427 case 80: //2 --> Down
never executed: case 80:
0
428 qtcode = Qt::Key_Down;-
429 break;
never executed: break;
0
430 case 81: //3 --> PgDn
never executed: case 81:
0
431 qtcode = Qt::Key_PageDown;-
432 break;
never executed: break;
0
433 case 82: //0 --> Ins
never executed: case 82:
0
434 qtcode = Qt::Key_Insert;-
435 break;
never executed: break;
0
436 case 83: //, --> Del
never executed: case 83:
0
437 qtcode = Qt::Key_Delete;-
438 break;
never executed: break;
0
439 }-
440 }
never executed: end of block
0
441-
442 // Map SHIFT + Tab to SHIFT + Backtab, QShortcutMap knows about this translation-
443 if (qtcode == Qt::Key_Tab && (qtmods & Qt::ShiftModifier) == Qt::ShiftModifier)
qtcode == Qt::Key_TabDescription
TRUEnever evaluated
FALSEnever evaluated
(qtmods & Qt::...:ShiftModifierDescription
TRUEnever evaluated
FALSEnever evaluated
0
444 qtcode = Qt::Key_Backtab;
never executed: qtcode = Qt::Key_Backtab;
0
445-
446 // Generate the QPA event.-
447 processKeyEvent(keycode, unicode, qtcode, qtmods, pressed, autorepeat);-
448 }
never executed: end of block
0
449 }
never executed: end of block
0
450 return result;
never executed: return result;
0
451}-
452-
453void QEvdevKeyboardHandler::unloadKeymap()-
454{-
455 qCDebug(qLcEvdevKey) << "Unload current keymap and restore built-in";
never executed: QMessageLogger(__FILE__, 455, __PRETTY_FUNCTION__, qLcEvdevKey().categoryName()).debug() << "Unload current keymap and restore built-in";
qt_category_enabledDescription
TRUEnever evaluated
FALSEnever evaluated
0
456-
457 if (m_keymap && m_keymap != s_keymap_default)
m_keymapDescription
TRUEnever evaluated
FALSEnever evaluated
m_keymap != s_keymap_defaultDescription
TRUEnever evaluated
FALSEnever evaluated
0
458 delete [] m_keymap;
never executed: delete [] m_keymap;
0
459 if (m_keycompose && m_keycompose != s_keycompose_default)
m_keycomposeDescription
TRUEnever evaluated
FALSEnever evaluated
m_keycompose !...ompose_defaultDescription
TRUEnever evaluated
FALSEnever evaluated
0
460 delete [] m_keycompose;
never executed: delete [] m_keycompose;
0
461-
462 m_keymap = s_keymap_default;-
463 m_keymap_size = sizeof(s_keymap_default) / sizeof(s_keymap_default[0]);-
464 m_keycompose = s_keycompose_default;-
465 m_keycompose_size = sizeof(s_keycompose_default) / sizeof(s_keycompose_default[0]);-
466-
467 // reset state, so we could switch keymaps at runtime-
468 m_modifiers = 0;-
469 memset(m_locks, 0, sizeof(m_locks));-
470 m_composing = 0;-
471 m_dead_unicode = 0xffff;-
472-
473 //Set locks according to keyboard leds-
474 quint16 ledbits[1];-
475 memset(ledbits, 0, sizeof(ledbits));-
476 if (::ioctl(m_fd.get(), EVIOCGLED(sizeof(ledbits)), ledbits) < 0) {
::ioctl(m_fd.g..., ledbits) < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
477 qWarning("evdevkeyboard: Failed to query led states");-
478 switchLed(LED_NUML,false);-
479 switchLed(LED_CAPSL, false);-
480 switchLed(LED_SCROLLL,false);-
481 } else {
never executed: end of block
0
482 //Capslock-
483 if ((ledbits[0]&0x02) > 0)
(ledbits[0]&0x02) > 0Description
TRUEnever evaluated
FALSEnever evaluated
0
484 m_locks[0] = 1;
never executed: m_locks[0] = 1;
0
485 //Numlock-
486 if ((ledbits[0]&0x01) > 0)
(ledbits[0]&0x01) > 0Description
TRUEnever evaluated
FALSEnever evaluated
0
487 m_locks[1] = 1;
never executed: m_locks[1] = 1;
0
488 //Scrollock-
489 if ((ledbits[0]&0x04) > 0)
(ledbits[0]&0x04) > 0Description
TRUEnever evaluated
FALSEnever evaluated
0
490 m_locks[2] = 1;
never executed: m_locks[2] = 1;
0
491 qCDebug(qLcEvdevKey, "numlock=%d , capslock=%d, scrolllock=%d", m_locks[1], m_locks[0], m_locks[2]);
never executed: QMessageLogger(__FILE__, 491, __PRETTY_FUNCTION__, qLcEvdevKey().categoryName()).debug("numlock=%d , capslock=%d, scrolllock=%d", m_locks[1], m_locks[0], m_locks[2]);
qt_category_enabledDescription
TRUEnever evaluated
FALSEnever evaluated
0
492 }
never executed: end of block
0
493}-
494-
495bool QEvdevKeyboardHandler::loadKeymap(const QString &file)-
496{-
497 qCDebug(qLcEvdevKey) << "Loading keymap" << file;
never executed: QMessageLogger(__FILE__, 497, __PRETTY_FUNCTION__, qLcEvdevKey().categoryName()).debug() << "Loading keymap" << file;
qt_category_enabledDescription
TRUEnever evaluated
FALSEnever evaluated
0
498-
499 QFile f(file);-
500-
501 if (!f.open(QIODevice::ReadOnly)) {
!f.open(QIODevice::ReadOnly)Description
TRUEnever evaluated
FALSEnever evaluated
0
502 qWarning("Could not open keymap file '%s'", qPrintable(file));-
503 return false;
never executed: return false;
0
504 }-
505-
506 // .qmap files have a very simple structure:-
507 // quint32 magic (QKeyboard::FileMagic)-
508 // quint32 version (1)-
509 // quint32 keymap_size (# of struct QKeyboard::Mappings)-
510 // quint32 keycompose_size (# of struct QKeyboard::Composings)-
511 // all QKeyboard::Mappings via QDataStream::operator(<<|>>)-
512 // all QKeyboard::Composings via QDataStream::operator(<<|>>)-
513-
514 quint32 qmap_magic, qmap_version, qmap_keymap_size, qmap_keycompose_size;-
515-
516 QDataStream ds(&f);-
517-
518 ds >> qmap_magic >> qmap_version >> qmap_keymap_size >> qmap_keycompose_size;-
519-
520 if (ds.status() != QDataStream::Ok || qmap_magic != QEvdevKeyboardMap::FileMagic || qmap_version != 1 || qmap_keymap_size == 0) {
ds.status() != QDataStream::OkDescription
TRUEnever evaluated
FALSEnever evaluated
qmap_magic != ...Map::FileMagicDescription
TRUEnever evaluated
FALSEnever evaluated
qmap_version != 1Description
TRUEnever evaluated
FALSEnever evaluated
qmap_keymap_size == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
521 qWarning("'%s' is not a valid .qmap keymap file", qPrintable(file));-
522 return false;
never executed: return false;
0
523 }-
524-
525 QEvdevKeyboardMap::Mapping *qmap_keymap = new QEvdevKeyboardMap::Mapping[qmap_keymap_size];-
526 QEvdevKeyboardMap::Composing *qmap_keycompose = qmap_keycompose_size ? new QEvdevKeyboardMap::Composing[qmap_keycompose_size] : 0;
qmap_keycompose_sizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
527-
528 for (quint32 i = 0; i < qmap_keymap_size; ++i)
i < qmap_keymap_sizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
529 ds >> qmap_keymap[i];
never executed: ds >> qmap_keymap[i];
0
530 for (quint32 i = 0; i < qmap_keycompose_size; ++i)
i < qmap_keycompose_sizeDescription
TRUEnever evaluated
FALSEnever evaluated
0
531 ds >> qmap_keycompose[i];
never executed: ds >> qmap_keycompose[i];
0
532-
533 if (ds.status() != QDataStream::Ok) {
ds.status() != QDataStream::OkDescription
TRUEnever evaluated
FALSEnever evaluated
0
534 delete [] qmap_keymap;-
535 delete [] qmap_keycompose;-
536-
537 qWarning("Keymap file '%s' can not be loaded.", qPrintable(file));-
538 return false;
never executed: return false;
0
539 }-
540-
541 // unload currently active and clear state-
542 unloadKeymap();-
543-
544 m_keymap = qmap_keymap;-
545 m_keymap_size = qmap_keymap_size;-
546 m_keycompose = qmap_keycompose;-
547 m_keycompose_size = qmap_keycompose_size;-
548-
549 m_do_compose = true;-
550-
551 return true;
never executed: return true;
0
552}-
553-
554QT_END_NAMESPACE-
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