From 8611f238c6740e19dade61d3c71e7e80b5a3811c Mon Sep 17 00:00:00 2001
From: Manuel Schneider
Date: Tue, 27 May 2014 01:20:02 +0200
Subject: Use enums for modes since not all combinations of _broadcast and
 _lockOthers make sense.

---
 src/server/mainwindow/mainwindow.cpp | 36 +++++++++++++++++++-----------------
 1 file changed, 19 insertions(+), 17 deletions(-)

(limited to 'src/server/mainwindow/mainwindow.cpp')

diff --git a/src/server/mainwindow/mainwindow.cpp b/src/server/mainwindow/mainwindow.cpp
index 4c0a497..60623ea 100644
--- a/src/server/mainwindow/mainwindow.cpp
+++ b/src/server/mainwindow/mainwindow.cpp
@@ -56,8 +56,7 @@ MainWindow::MainWindow(QString ipListUrl, QWidget* parent) :
 
 	_tutorFrame = NULL;
 	_selectedFrame = NULL;
-	_broadcast = false;
-	_lockOthers = false;
+	_mode = Mode::Idle;
 	_streamingSource = NULL;
 
 	_sessionNameWindow = new SessionNameWindow(this);
@@ -442,8 +441,7 @@ bool MainWindow::isValidClient(Client* client)
  */
 void MainWindow::broadcast(Client *from)
 {
-	_broadcast = true;
-	_lockOthers = false;
+	_mode = Mode::Broadcast;
 
 	// if there is a server running which is not "from" stop it.
 	if (_streamingSource != NULL && _streamingSource != from)
@@ -476,11 +474,11 @@ void MainWindow::broadcast(Client *from)
  */
 void MainWindow::multicast(Client *from, Client *to, bool blockOthers)
 {
-	if (_broadcast)
+	// If first call in this mode clear the watchers
+	if (_mode != (blockOthers ? Mode::LockedMulticast : Mode::Multicast)) {
 		_watchers.clear();
-
-	_broadcast = false;
-	_lockOthers = blockOthers;
+		_mode = blockOthers ? Mode::LockedMulticast : Mode::Multicast;
+	}
 
 	// if there is a server running which is not "from" stop it.
 	if (_streamingSource != NULL && _streamingSource != from)
@@ -843,12 +841,13 @@ void MainWindow::onClientAuthenticated(Client* client)
 	if (ui->action_Lock->isChecked())
 		client->lockScreen(true);
 
-	if (_broadcast){
+	if (_mode == Mode::Broadcast){
 		_watchers.insert(client->id(), client);
 		client->startVncClient(_streamingSource);
-	} else if (_lockOthers)
-		client->lockScreen(true);
 	}
+	else if (_mode == Mode::LockedMulticast)
+		client->lockScreen(true);
+}
 
 /***************************************************************************//**
  * Handle if VNC Server State has changed.
@@ -862,7 +861,7 @@ void MainWindow::onVncServerStateChange(Client* client)
 		return;
 	if (client->isActiveVncServer())
 	{
-		if (_broadcast)
+		if (_mode == Mode::Broadcast)
 		{
 			for (QList<ConnectionFrame*>::iterator it(_clientFrames.begin()); it != _clientFrames.end(); ++it)
 			{
@@ -877,10 +876,13 @@ void MainWindow::onVncServerStateChange(Client* client)
 				}
 			}
 		}
-		else  // !_broadcast
+		else  // !Mode::Broadcast  --> Mode::LockedMC || Mode::MC
 		{
-			for (QList<ConnectionFrame*>::iterator it(_clientFrames.begin()); it != _clientFrames.end(); ++it) {
-				if ( (*it)->client() != NULL) {
+			for (QList<ConnectionFrame*>::iterator it(_clientFrames.begin()); it != _clientFrames.end(); ++it)
+			{
+				// Ignore offline clients
+				if ( (*it)->client() != NULL)
+				{
 					if (_watchers.contains((*it)->client()->id()))
 					{
 						// Unlock destination and connect VNCclient
@@ -895,7 +897,7 @@ void MainWindow::onVncServerStateChange(Client* client)
 					else
 					{
 						// Lock others and stop their clients
-						(*it)->client()->lockScreen(_lockOthers);
+						(*it)->client()->lockScreen(_mode == Mode::LockedMulticast);
 						(*it)->client()->stopVncClient();
 					}
 				}
@@ -927,7 +929,7 @@ void MainWindow::onVncClientStateChange(Client* client, int lastProjectionSource
 		_watchers.remove(client->id());
 
 		// If noboody is watching the multicast stop VNC server
-		if (_watchers.isEmpty() && !_broadcast)
+		if (_watchers.isEmpty() && _mode != Mode::Broadcast)
 			_streamingSource->stopVncServer();
 	}
 }
-- 
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