fixed the lock problem

src/gui/official/PhoneLine.cpp

@@ -106,6 +106,7 @@ PhoneLine::sendKey(Qt::Key c)
     break;
 
   default:
+    if (QChar(c).isDigit()) {
       if(!mCall) {
 	mSession.playDtmf(c);
 	mBuffer += QString(c).toStdString();
@@ -115,6 +116,7 @@ PhoneLine::sendKey(Qt::Key c)
       }
     }
   }
+}
 
 void
 PhoneLine::call()

src/gui/official/PhoneLineManagerImpl.cpp

@@ -41,13 +41,16 @@ PhoneLineManagerImpl::getNextAvailableLine()
   PhoneLine *selectedLine = NULL;
 
   QMutexLocker guard(&mPhoneLinesMutex);
-  QMutexLocker guard2(&mCurrentLineMutex);
+  mCurrentLineMutex.lock();
+  PhoneLine *current = mCurrentLine;
+  mCurrentLineMutex.unlock();
+    
 
   unsigned int i = 0;
   while(i < mPhoneLines.size() && !selectedLine) {
     mPhoneLines[i]->lock();
     if(mPhoneLines[i]->isAvailable() && 
-       mPhoneLines[i] != mCurrentLine) {
+       mPhoneLines[i] != current) {
       selectedLine = mPhoneLines[i];
     }
     else {
@@ -75,11 +78,9 @@ PhoneLineManagerImpl::selectNextAvailableLine()
     mCurrentLine = selectedLine;
     
     // select current line.
-    {
-      PhoneLineLocker guard(mCurrentLine);
-      mCurrentLine->select();
-    }
-    
+    // We don't need to lock it, since it is
+    // done at the top.
+    selectedLine->select();
   }
 
   return selectedLine;

src/gui/official/sflphone.pro

@@ -6,7 +6,7 @@ TEMPLATE = app
 TARGET += 
 DEPENDPATH += .
 INCLUDEPATH += .
-#CONFIG += debug
+CONFIG += debug
 
 # Input
 HEADERS += Account.hpp \