Diffstat (limited to 'libopie2/opiecore/ofilenotify.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r-- | libopie2/opiecore/ofilenotify.cpp | 95 |
1 files changed, 65 insertions, 30 deletions
diff --git a/libopie2/opiecore/ofilenotify.cpp b/libopie2/opiecore/ofilenotify.cpp index c221e58..efd041a 100644 --- a/libopie2/opiecore/ofilenotify.cpp +++ b/libopie2/opiecore/ofilenotify.cpp | |||
@@ -59,122 +59,134 @@ namespace Opie { | |||
59 | namespace Core { | 59 | namespace Core { |
60 | 60 | ||
61 | OFileNotification::OFileNotification( QObject* parent, const char* name ) | 61 | OFileNotification::OFileNotification( QObject* parent, const char* name ) |
62 | :QObject( parent, name ), _active( false ), _multi( true ) | 62 | :QObject( parent, name ), _active( false ), _multi( true ) |
63 | { | 63 | { |
64 | qDebug( "OFileNotification::OFileNotification()" ); | 64 | qDebug( "OFileNotification::OFileNotification()" ); |
65 | } | 65 | } |
66 | 66 | ||
67 | 67 | ||
68 | OFileNotification::~OFileNotification() | 68 | OFileNotification::~OFileNotification() |
69 | { | 69 | { |
70 | stop(); | 70 | stop(); |
71 | qDebug( "OFileNotification::~OFileNotification()" ); | 71 | qDebug( "OFileNotification::~OFileNotification()" ); |
72 | } | 72 | } |
73 | 73 | ||
74 | 74 | ||
75 | bool OFileNotification::isActive() const | 75 | bool OFileNotification::isActive() const |
76 | { | 76 | { |
77 | return _active; | 77 | return _active; |
78 | } | 78 | } |
79 | 79 | ||
80 | 80 | ||
81 | int OFileNotification::watch( const QString& path, bool sshot, OFileNotificationType type ) | 81 | int OFileNotification::watch( const QString& path, bool sshot, OFileNotificationType type ) |
82 | { | 82 | { |
83 | if ( QFile::exists( path ) ) | 83 | // check if path exists and is a regular file |
84 | struct stat s; | ||
85 | if ( ::stat( (const char*) path, &s ) == -1 ) | ||
84 | { | 86 | { |
85 | if ( notification_list.isEmpty() ) | 87 | qWarning( "OFileNotification::watch(): Can't watch '%s': %s.", (const char*) path, strerror( errno ) ); |
86 | { | 88 | return -1; |
87 | OFileNotification::registerEventHandler(); | ||
88 | } | ||
89 | |||
90 | struct inotify_watch_request iwr; | ||
91 | ::memset( &iwr, 0, sizeof iwr ); | ||
92 | iwr.name = const_cast<char*>( (const char*) path ); | ||
93 | iwr.mask = type; | ||
94 | |||
95 | _wd = ::ioctl( OFileNotification::_fd, INOTIFY_WATCH, &iwr ); | ||
96 | |||
97 | if ( _wd < 0 ) | ||
98 | { | ||
99 | qWarning( "OFileNotification::watch(): inotify can't watch '%s': %s.", (const char*) path, strerror( errno ) ); | ||
100 | return -1; | ||
101 | } | ||
102 | |||
103 | notification_list.insert( _wd, this ); | ||
104 | _multi = !sshot; | ||
105 | _type = type; | ||
106 | _active = true; | ||
107 | qDebug( "OFileNotification::watch(): watching '%s' [wd=%d].", (const char*) path, _wd ); | ||
108 | return _wd; | ||
109 | } | 89 | } |
110 | else | 90 | if ( !S_ISREG( s.st_mode ) ) |
111 | { | 91 | { |
112 | qWarning( "OFileNotification::watch(): Can't watch '%s': %s.", (const char*) path, strerror( errno ) ); | 92 | qWarning( "OFileNotification::watch(): Can't watch '%s': %s.", (const char*) path, "not a regular file" ); |
93 | return -1; | ||
94 | } | ||
95 | |||
96 | if ( notification_list.isEmpty() ) | ||
97 | { | ||
98 | OFileNotification::registerEventHandler(); | ||
99 | } | ||
100 | |||
101 | return startWatching( path, sshot, type ); | ||
102 | } | ||
103 | |||
104 | |||
105 | int OFileNotification::startWatching( const QString& path, bool sshot, OFileNotificationType type ) | ||
106 | { | ||
107 | struct inotify_watch_request iwr; | ||
108 | ::memset( &iwr, 0, sizeof iwr ); | ||
109 | iwr.name = const_cast<char*>( (const char*) path ); | ||
110 | iwr.mask = type; | ||
111 | |||
112 | _wd = ::ioctl( OFileNotification::_fd, INOTIFY_WATCH, &iwr ); | ||
113 | |||
114 | if ( _wd < 0 ) | ||
115 | { | ||
116 | qWarning( "OFileNotification::watch(): inotify can't watch '%s': %s.", (const char*) path, strerror( errno ) ); | ||
113 | return -1; | 117 | return -1; |
114 | } | 118 | } |
119 | |||
120 | notification_list.insert( _wd, this ); | ||
121 | _path = path; | ||
122 | _multi = !sshot; | ||
123 | _type = type; | ||
124 | _active = true; | ||
125 | qDebug( "OFileNotification::watch(): watching '%s' [wd=%d].", (const char*) path, _wd ); | ||
126 | return _wd; | ||
115 | } | 127 | } |
116 | 128 | ||
117 | 129 | ||
118 | void OFileNotification::stop() | 130 | void OFileNotification::stop() |
119 | { | 131 | { |
120 | notification_list.remove( _wd ); | 132 | notification_list.remove( _wd ); |
121 | _path = QString::null; | 133 | _path = QString::null; |
122 | _wd = 0; | 134 | _wd = 0; |
123 | _active = false; | 135 | _active = false; |
124 | if ( notification_list.isEmpty() ) | 136 | if ( notification_list.isEmpty() ) |
125 | { | 137 | { |
126 | OFileNotification::unregisterEventHandler(); | 138 | OFileNotification::unregisterEventHandler(); |
127 | } | 139 | } |
128 | } | 140 | } |
129 | 141 | ||
130 | 142 | ||
131 | OFileNotificationType OFileNotification::type() const | 143 | OFileNotificationType OFileNotification::type() const |
132 | { | 144 | { |
133 | return _type; | 145 | return _type; |
134 | } | 146 | } |
135 | 147 | ||
136 | 148 | ||
137 | QString OFileNotification::path() const | 149 | QString OFileNotification::path() const |
138 | { | 150 | { |
139 | return _path; | 151 | return _path; |
140 | } | 152 | } |
141 | 153 | ||
142 | 154 | ||
143 | bool OFileNotification::activate() | 155 | bool OFileNotification::activate() |
144 | { | 156 | { |
145 | emit triggered(); | 157 | emit triggered( _path ); |
146 | _signal.activate(); | 158 | _signal.activate(); |
147 | if ( !_multi ) stop(); | 159 | if ( !_multi ) stop(); |
148 | return true; | 160 | return true; |
149 | } | 161 | } |
150 | 162 | ||
151 | 163 | ||
152 | void OFileNotification::singleShot( const QString& path, QObject* receiver, const char* member, OFileNotificationType type ) | 164 | bool OFileNotification::singleShot( const QString& path, QObject* receiver, const char* member, OFileNotificationType type ) |
153 | { | 165 | { |
154 | OFileNotification* ofn = new OFileNotification(); | 166 | OFileNotification* ofn = new OFileNotification(); |
155 | ofn->_signal.connect( receiver, member ); | 167 | ofn->_signal.connect( receiver, member ); |
156 | ofn->watch( path, true, type ); | 168 | return ofn->watch( path, true, type ) != -1; |
157 | } | 169 | } |
158 | 170 | ||
159 | 171 | ||
160 | void OFileNotification::inotifyEventHandler() | 172 | void OFileNotification::inotifyEventHandler() |
161 | { | 173 | { |
162 | qWarning( "OFileNotification::__eventHandler(): reached." ); | 174 | qWarning( "OFileNotification::__eventHandler(): reached." ); |
163 | 175 | ||
164 | char buffer[16384]; | 176 | char buffer[16384]; |
165 | size_t buffer_i; | 177 | size_t buffer_i; |
166 | struct inotify_event *pevent, *event; | 178 | struct inotify_event *pevent, *event; |
167 | ssize_t r; | 179 | ssize_t r; |
168 | size_t event_size; | 180 | size_t event_size; |
169 | int count = 0; | 181 | int count = 0; |
170 | 182 | ||
171 | r = ::read(_fd, buffer, 16384); | 183 | r = ::read(_fd, buffer, 16384); |
172 | 184 | ||
173 | if ( r <= 0 ) | 185 | if ( r <= 0 ) |
174 | return; | 186 | return; |
175 | 187 | ||
176 | buffer_i = 0; | 188 | buffer_i = 0; |
177 | while ( buffer_i < r ) | 189 | while ( buffer_i < r ) |
178 | { | 190 | { |
179 | /* Parse events and queue them ! */ | 191 | /* Parse events and queue them ! */ |
180 | pevent = (struct inotify_event *)&buffer[buffer_i]; | 192 | pevent = (struct inotify_event *)&buffer[buffer_i]; |
@@ -197,32 +209,55 @@ void OFileNotification::inotifyEventHandler() | |||
197 | qDebug( "received %d events...", count ); | 209 | qDebug( "received %d events...", count ); |
198 | return; | 210 | return; |
199 | } | 211 | } |
200 | 212 | ||
201 | 213 | ||
202 | bool OFileNotification::registerEventHandler() | 214 | bool OFileNotification::registerEventHandler() |
203 | { | 215 | { |
204 | OFileNotification::_fd = ::open( INOTIFY_DEVICE, O_RDONLY ); | 216 | OFileNotification::_fd = ::open( INOTIFY_DEVICE, O_RDONLY ); |
205 | if ( OFileNotification::_fd < 0 ) | 217 | if ( OFileNotification::_fd < 0 ) |
206 | { | 218 | { |
207 | qWarning( "OFileNotification::registerEventHandler(): couldn't register event handler: %s", strerror( errno ) ); | 219 | qWarning( "OFileNotification::registerEventHandler(): couldn't register event handler: %s", strerror( errno ) ); |
208 | return false; | 220 | return false; |
209 | } | 221 | } |
210 | 222 | ||
211 | OFileNotification::_sn = new QSocketNotifier( _fd, QSocketNotifier::Read, this, "inotify event" ); | 223 | OFileNotification::_sn = new QSocketNotifier( _fd, QSocketNotifier::Read, this, "inotify event" ); |
212 | connect( OFileNotification::_sn, SIGNAL( activated(int) ), this, SLOT( inotifyEventHandler() ) ); | 224 | connect( OFileNotification::_sn, SIGNAL( activated(int) ), this, SLOT( inotifyEventHandler() ) ); |
213 | 225 | ||
214 | qDebug( "OFileNotification::registerEventHandler(): done" ); | 226 | qDebug( "OFileNotification::registerEventHandler(): done" ); |
215 | return true; | 227 | return true; |
216 | } | 228 | } |
217 | 229 | ||
218 | 230 | ||
219 | void OFileNotification::unregisterEventHandler() | 231 | void OFileNotification::unregisterEventHandler() |
220 | { | 232 | { |
233 | if ( _sn ) delete _sn; | ||
221 | if ( OFileNotification::_fd ) | 234 | if ( OFileNotification::_fd ) |
222 | ::close( OFileNotification::_fd ); | 235 | ::close( OFileNotification::_fd ); |
223 | qDebug( "OFileNotification::unregisterEventHandler(): done" ); | 236 | qDebug( "OFileNotification::unregisterEventHandler(): done" ); |
224 | } | 237 | } |
225 | 238 | ||
239 | //================================================================================================= | ||
240 | // ODirNotification | ||
241 | //================================================================================================= | ||
242 | ODirNotification::ODirNotification( QObject* parent, const char* name ) | ||
243 | :QObject( parent, name ) | ||
244 | { | ||
245 | qDebug( "ODirNotification::ODirNotification()" ); | ||
246 | } | ||
247 | |||
226 | 248 | ||
249 | ODirNotification::~ODirNotification() | ||
250 | { | ||
251 | qDebug( "ODirNotification::~ODirNotification()" ); | ||
227 | } | 252 | } |
253 | |||
254 | |||
255 | int ODirNotification::watch( const QString& path, bool sshot, OFileNotificationType type, int recurse ) | ||
256 | { | ||
257 | qDebug( "ODirNotification::watch( %s, %d, 0x%08x, %d )", (const char*) path, sshot, type, recurse ); | ||
258 | return 0; | ||
228 | } | 259 | } |
260 | |||
261 | } | ||
262 | |||
263 | } \ No newline at end of file | ||