dataslave.cpp
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00021 #include <config.h>
00022
00023 #include "dataslave.h"
00024 #include "dataprotocol.h"
00025
00026 #include <klocale.h>
00027 #include <kdebug.h>
00028
00029 #include <qtimer.h>
00030
00031 using namespace KIO;
00032
00033 #define KIO_DATA_POLL_INTERVAL 0
00034
00035 DataSlave::DataSlave() :
00036 Slave(true, 0, "data", QString::null)
00037 {
00038 _suspended = false;
00039 timer = new QTimer(this);
00040 connect(timer, SIGNAL(timeout()), SLOT(dispatchNext()));
00041 timer->start(KIO_DATA_POLL_INTERVAL);
00042 }
00043
00044 DataSlave::~DataSlave() {
00045 }
00046
00047 void DataSlave::hold(const KURL &) {
00048
00049 }
00050
00051 void DataSlave::suspend() {
00052 _suspended = true;
00053
00054 timer->stop();
00055 }
00056
00057 void DataSlave::resume() {
00058 _suspended = false;
00059
00060
00061
00062
00063 timer->start(KIO_DATA_POLL_INTERVAL);
00064 }
00065
00066 void DataSlave::dispatchNext() {
00067 if (dispatchQueue.empty()) return;
00068
00069 const QueueStruct &q = dispatchQueue.front();
00070
00071 switch (q.type) {
00072 case QueueMimeType: mimeType(q.s); break;
00073 case QueueTotalSize: totalSize(q.size); break;
00074 case QueueSendMetaData: sendMetaData(); break;
00075 case QueueData: data(q.ba); break;
00076 case QueueFinished: finished(); break;
00077 }
00078
00079 dispatchQueue.pop_front();
00080 }
00081
00082 void DataSlave::send(int cmd, const QByteArray &arr) {
00083 QDataStream stream(arr, IO_ReadOnly);
00084
00085 KURL url;
00086
00087 switch (cmd) {
00088 case CMD_GET: {
00089 stream >> url;
00090 get(url);
00091 break;
00092 }
00093 case CMD_MIMETYPE: {
00094 stream >> url;
00095 mimetype(url);
00096 break;
00097 }
00098
00099 case CMD_META_DATA:
00100 case CMD_SUBURL:
00101 break;
00102 default:
00103 error(ERR_UNSUPPORTED_ACTION,
00104 unsupportedActionErrorString(QString::fromLatin1("data"),cmd));
00105 }
00106 }
00107
00108 bool DataSlave::suspended() {
00109 return _suspended;
00110 }
00111
00112 void DataSlave::setHost(const QString &, int ,
00113 const QString &, const QString &) {
00114
00115 }
00116
00117 void DataSlave::setConfig(const MetaData &) {
00118
00119 #if 0
00120 QByteArray data;
00121 QDataStream stream( data, IO_WriteOnly );
00122 stream << config;
00123 slaveconn.send( CMD_CONFIG, data );
00124 #endif
00125 }
00126
00127 void DataSlave::setAllMetaData(const MetaData &md) {
00128 meta_data = md;
00129 }
00130
00131 void DataSlave::sendMetaData() {
00132 emit metaData(meta_data);
00133 }
00134
00135 void DataSlave::virtual_hook( int id, void* data ) {
00136 switch (id) {
00137 case VIRTUAL_SUSPEND: suspend(); return;
00138 case VIRTUAL_RESUME: resume(); return;
00139 case VIRTUAL_SEND: {
00140 SendParams *params = reinterpret_cast<SendParams *>(data);
00141 send(params->cmd, *params->arr);
00142 return;
00143 }
00144 case VIRTUAL_HOLD: {
00145 HoldParams *params = reinterpret_cast<HoldParams *>(data);
00146 hold(*params->url);
00147 return;
00148 }
00149 case VIRTUAL_SUSPENDED: {
00150 SuspendedParams *params = reinterpret_cast<SuspendedParams *>(data);
00151 params->retval = suspended();
00152 return;
00153 }
00154 case VIRTUAL_SET_HOST: {
00155 SetHostParams *params = reinterpret_cast<SetHostParams *>(data);
00156 setHost(*params->host,params->port,*params->user,*params->passwd);
00157 return;
00158 }
00159 case VIRTUAL_SET_CONFIG: {
00160 SetConfigParams *params = reinterpret_cast<SetConfigParams *>(data);
00161 setConfig(*params->config);
00162 return;
00163 }
00164 default:
00165 KIO::Slave::virtual_hook( id, data );
00166 }
00167 }
00168
00169 #include "dataslave.moc"
This file is part of the documentation for kio Library Version 3.3.2.