preventing refetching of backlog which was already pulled inwith the initial request

[quassel.git] / src / client / client.cpp

diff --git a/src/client/client.cpp b/src/client/client.cpp
index c2a3e16..d04e258 100644 (file)
--- a/src/client/client.cpp
+++ b/src/client/client.cpp
@@ -27,6 +27,7 @@
 #include "buffersettings.h"
 #include "buffersyncer.h"
 #include "bufferviewconfig.h"
+#include "bufferviewoverlay.h"
 #include "clientaliasmanager.h"
 #include "clientbacklogmanager.h"
 #include "clientbufferviewmanager.h"
@@ -51,6 +52,11 @@ AccountId Client::_currentCoreAccount = 0;
 
 /*** Initialization/destruction ***/
 
+bool Client::instanceExists()
+{
+  return instanceptr;
+}
+
 Client *Client::instance() {
   if(!instanceptr)
     instanceptr = new Client();
@@ -80,6 +86,7 @@ Client::Client(QObject *parent)
     _aliasManager(0),
     _backlogManager(new ClientBacklogManager(this)),
     _bufferViewManager(0),
+    _bufferViewOverlay(new BufferViewOverlay(this)),
     _ircListHelper(new ClientIrcListHelper(this)),
     _inputHandler(0),
     _messageModel(0),
@@ -90,6 +97,7 @@ Client::Client(QObject *parent)
     _debugLog(&_debugLogBuffer)
 {
   _signalProxy->synchronize(_ircListHelper);
+  connect(this, SIGNAL(requestInitialBacklog()), _backlogManager, SLOT(requestInitialBacklog()), Qt::QueuedConnection);
 }
 
 Client::~Client() {
@@ -308,15 +316,14 @@ void Client::setSyncedToCore() {
   connect(bufferSyncer(), SIGNAL(bufferRenamed(BufferId, QString)), this, SLOT(bufferRenamed(BufferId, QString)));
   connect(bufferSyncer(), SIGNAL(buffersPermanentlyMerged(BufferId, BufferId)), this, SLOT(buffersPermanentlyMerged(BufferId, BufferId)));
   connect(bufferSyncer(), SIGNAL(buffersPermanentlyMerged(BufferId, BufferId)), _messageModel, SLOT(buffersPermanentlyMerged(BufferId, BufferId)));
-  connect(bufferSyncer(), SIGNAL(initDone()), this, SLOT(requestInitialBacklog()));
   connect(networkModel(), SIGNAL(setLastSeenMsg(BufferId, MsgId)), bufferSyncer(), SLOT(requestSetLastSeenMsg(BufferId, const MsgId &)));
   signalProxy()->synchronize(bufferSyncer());
 
   // create a new BufferViewManager
   Q_ASSERT(!_bufferViewManager);
   _bufferViewManager = new ClientBufferViewManager(signalProxy(), this);
-  connect(bufferViewManager(), SIGNAL(initDone()), this, SLOT(requestInitialBacklog()));
   connect(bufferViewManager(), SIGNAL(initDone()), this, SLOT(createDefaultBufferView()));
+  connect(bufferViewManager(), SIGNAL(viewsInitialized()), this, SLOT(requestInitialBacklogBarrier()));
 
   // create AliasManager
   Q_ASSERT(!_aliasManager);
@@ -329,9 +336,16 @@ void Client::setSyncedToCore() {
   emit coreConnectionStateChanged(true);
 }
 
-void Client::requestInitialBacklog() {
-  if(bufferViewManager()->isInitialized() && bufferSyncer()->isInitialized())
-    Client::backlogManager()->requestInitialBacklog();
+void Client::requestInitialBacklogBarrier() {
+  // usually it _should_ take longer until the bufferViews are initialized, so that's what
+  // triggers this slot. But we have to make sure that we know all buffers yet.
+  // so we check the BufferSyncer and in case it wasn't initialized we wait for that instead
+  if(!bufferSyncer()->isInitialized()) {
+    disconnect(bufferViewManager(), SIGNAL(viewsInitialized()), this, SLOT(requestInitialBacklogBarrier()));
+    connect(bufferSyncer(), SIGNAL(initDone()), this, SLOT(requestInitialBacklogBarrier()));
+    return;
+  }
+  emit requestInitialBacklog();
 }
 
 void Client::createDefaultBufferView() {
@@ -496,6 +510,12 @@ void Client::logMessage(QtMsgType type, const char *msg) {
     Quassel::logFatalMessage(msg);
   } else {
     QString msgString = QString("%1\n").arg(msg);
+
+    //Check to see if there is an instance around, else we risk recursions
+    //when calling instance() and creating new ones.
+    if (!instanceExists())
+      return;
+
     instance()->_debugLog << msgString;
     emit instance()->logUpdated(msgString);
   }