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#4740 Moved clipboard transfering back into main thread on client

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This commit is contained in:
XinyuHou 2016-09-01 11:46:52 +01:00 committed by Andrew Nelless
parent 82043ca435
commit 4ad2c6b10d
2 changed files with 21 additions and 104 deletions
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118
src/lib/client/Client.cpp
View File

@ -73,11 +73,7 @@ Client::Client(
m_writeToDropDirThread(NULL),
m_socket(NULL),
m_useSecureNetwork(false),
m_args(args),
m_sendClipboardThread(NULL),
m_mutex(NULL),
m_condData(false),
m_condVar(NULL)
m_args(args)
{
assert(m_socketFactory != NULL);
assert(m_screen != NULL);
@ -109,8 +105,6 @@ Client::Client(
LOG((CLOG_NOTE "crypto disabled because of ns plugin not available"));
}
}
m_mutex = new Mutex();
m_condVar = new CondVar<bool>(m_mutex, m_condData);
}
Client::~Client()
@ -129,8 +123,6 @@ Client::~Client()
cleanupConnecting();
cleanupConnection();
delete m_socketFactory;
delete m_condVar;
delete m_mutex;
}
void
@ -270,47 +262,15 @@ Client::leave()
{
m_active = false;
if (m_sendClipboardThread != NULL) {
StreamChunker::setClipboardInterrupt(true);
m_sendClipboardThread->wait();
delete m_sendClipboardThread;
m_sendClipboardThread = NULL;
StreamChunker::setClipboardInterrupt(false);
for (ClipboardID id = 0; id < kClipboardEnd; ++id) {
if (m_ownClipboard[id]) {
m_sentClipboard[id] = false;
}
}
}
if (m_sendClipboardThread == NULL) {
m_condData = false;
m_sendClipboardThread = new Thread(
new TMethodJob<Client>(
this,
&Client::sendClipboardThread,
NULL));
// Bug #4735 - we can't leave() until fillClipboard()s all finish
Stopwatch timer(false);
m_mutex->lock();
while (!m_condData) {
if (!m_condVar->wait(timer, 0.5)) {
LOG((CLOG_WARN "timed out %fs waiting for clipboard fill",
(double) timer.getTime()));
break;
}
LOG((CLOG_DEBUG1 "leave %fs elapsed", (double) timer.getTime()));
}
m_mutex->unlock();
}
m_screen->leave();
if (!m_receivedFileData.empty()) {
m_receivedFileData.clear();
LOG((CLOG_DEBUG "file transmission interrupted"));
}
// send clipboards that we own and that have changed
for (ClipboardID id = 0; id < kClipboardEnd; ++id) {
if (m_ownClipboard[id]) {
sendClipboard(id);
}
}
return true;
}
@ -410,20 +370,9 @@ Client::getName() const
}
void
Client::fillClipboard(ClipboardID id, Clipboard *clipboard)
{
assert(m_screen != NULL);
assert(m_server != NULL);
if (clipboard->open(m_timeClipboard[id])) {
clipboard->close();
}
m_screen->getClipboard(id, clipboard);
}
void
Client::sendClipboard(ClipboardID id, Clipboard *clipboard)
Client::sendClipboard(ClipboardID id)
{
// note -- m_mutex must be locked on entry
assert(m_screen != NULL);
assert(m_server != NULL);
@ -431,21 +380,26 @@ Client::sendClipboard(ClipboardID id, Clipboard *clipboard)
// clipboard time before getting the data from the screen
// as the screen may detect an unchanged clipboard and
// avoid copying the data.
Clipboard clipboard;
if (clipboard.open(m_timeClipboard[id])) {
clipboard.close();
}
m_screen->getClipboard(id, &clipboard);
// check time
if (m_timeClipboard[id] == 0 ||
clipboard->getTime() != m_timeClipboard[id]) {
clipboard.getTime() != m_timeClipboard[id]) {
// save new time
m_timeClipboard[id] = clipboard->getTime();
m_timeClipboard[id] = clipboard.getTime();
// marshall the data
String data = clipboard->marshall();
String data = clipboard.marshall();
// save and send data if different or not yet sent
if (!m_sentClipboard[id] || data != m_dataClipboard[id]) {
m_sentClipboard[id] = true;
m_dataClipboard[id] = data;
m_server->onClipboardChanged(id, clipboard);
m_server->onClipboardChanged(id, &clipboard);
}
}
}
@ -707,10 +661,8 @@ Client::handleClipboardGrabbed(const Event& event, void*)
// if we're not the active screen then send the clipboard now,
// otherwise we'll wait until we leave.
Clipboard clipboard;
if (!m_active) {
fillClipboard(info->m_id, &clipboard);
sendClipboard(info->m_id, &clipboard);
sendClipboard(info->m_id);
}
}
@ -797,36 +749,6 @@ Client::onFileRecieveCompleted()
}
}
void
Client::sendClipboardThread(void * data)
{
Stopwatch timer(false);
Clipboard clipboard[kClipboardEnd];
// fill clipboards that we own and that have changed
for (ClipboardID id = 0; id < kClipboardEnd; ++id) {
if (m_ownClipboard[id]) {
fillClipboard(id, &clipboard[id]);
}
}
LOG((CLOG_DEBUG1 "fill took %fs, signaling", (double) timer.getTime()));
// signal that fill is done
m_mutex->lock();
m_condData = true;
m_condVar->signal();
m_mutex->unlock();
// send clipboards that we own and that have changed
for (ClipboardID id = 0; id < kClipboardEnd; ++id) {
if (m_ownClipboard[id]) {
sendClipboard(id, &clipboard[id]);
}
}
m_sendClipboardThread = NULL;
LOG((CLOG_DEBUG1 "send took %fs", (double) timer.getTime()));
}
void
Client::handleStopRetry(const Event&, void*)
{

7
src/lib/client/Client.h
View File

@ -163,8 +163,7 @@ public:
virtual String getName() const;
private:
void fillClipboard(ClipboardID, Clipboard*);
void sendClipboard(ClipboardID, Clipboard*);
void sendClipboard(ClipboardID);
void sendEvent(Event::Type, void*);
void sendConnectionFailedEvent(const char* msg);
void sendFileChunk(const void* data);
@ -224,8 +223,4 @@ private:
TCPSocket* m_socket;
bool m_useSecureNetwork;
ClientArgs& m_args;
Thread* m_sendClipboardThread;
Mutex* m_mutex;
bool m_condData;
CondVar<bool>* m_condVar;
};