From e5c884b2b36f6ea4cadbe9e835b0b10f7ffbaf3b Mon Sep 17 00:00:00 2001
From: Björn Hagemeister
Date: Thu, 19 Jun 2014 15:28:50 +0200
Subject: NEW feature: Possible to delete offline client by drag and drop to
 trash, which is positioned in the right bottom corner of manager.

---
 src/server/mainwindow/mainwindow.cpp | 47 +++++++++++++++++++++++++++++++++---
 1 file changed, 44 insertions(+), 3 deletions(-)

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

diff --git a/src/server/mainwindow/mainwindow.cpp b/src/server/mainwindow/mainwindow.cpp
index bbabc66..a52690f 100644
--- a/src/server/mainwindow/mainwindow.cpp
+++ b/src/server/mainwindow/mainwindow.cpp
@@ -44,6 +44,8 @@ const QString MainWindow::sStrSourceOffline = tr("The projection source is offli
 const QString MainWindow::sStrDestNdef = tr("Please select a projection destination.");
 const QString MainWindow::sStrDestOffline = tr("The projection destination is offline.");
 const QString MainWindow::sStrSourceDestSame = tr("Selected projection target is tutor.");
+const QString MainWindow::sStrClientOnline = tr("Selected client is currently online.");
+const QString MainWindow::sStrNoDestAv = tr("No projection destination available.");
 
 /***************************************************************************//**
  * Initialize MainWindow and ListenServer.
@@ -78,6 +80,9 @@ MainWindow::MainWindow(QString ipListUrl, QWidget* parent) :
 	ui->action_Exit->setStatusTip(tr("Exit"));
 	ui->action_Lock->setStatusTip(tr("Lock or Unlock all Clients"));
 
+	_tileWidth = 10;
+	_tileHeight = 10;
+
 	// Initialize FileDownloader.
 	if (!ipListUrl.isEmpty())
 	{
@@ -125,9 +130,6 @@ MainWindow::MainWindow(QString ipListUrl, QWidget* parent) :
 	setUnifiedTitleAndToolBarOnMac(true);
 	this->showMaximized(); // show the Mainwindow maximized
 
-	_tileWidth = 10;
-	_tileHeight = 10;
-
 	_listenServer = new ListenServer(CLIENT_PORT);
 	connect(_listenServer, SIGNAL(newClient(Client*)), this, SLOT(onClientConnected(Client*)));
 	_discoveryListener = new DiscoveryListener();
@@ -369,6 +371,14 @@ void MainWindow::resizeEvent(QResizeEvent* e)
 		(*it)->move((oldpos.x() / _tileWidth) * nw, (oldpos.y() / _tileHeight) * nh);
 		(*it)->setSize(nw, nh);
 	}
+
+	// Resize trash and set position.
+	const int width = ui->frmRoom->geometry().width() - (nw + 1);
+	const int height = ui->frmRoom->geometry().height() - (nh + 1);
+	ui->trash->move(width, height);
+	ui->trash->resize(nw, nh);
+	// qDebug() << "Trash pos: " << ui->trash->pos();
+
 	_tileWidth = nw;
 	_tileHeight = nh;
 }
@@ -449,6 +459,35 @@ void MainWindow::onPlaceFrame(ConnectionFrame* frame)
 		y = 0;
 	else if (y > s.height() - _tileHeight)
 		y = (_tilesY - 1) * _tileHeight;
+
+	const QRect &trashCenter = ui->trash->geometry();
+	// Check if x coordinate is in trash position.
+	if (trashCenter.contains(p))
+	{
+		// Do not offer deleting online client.
+		if (frame->client() != NULL)
+		{
+			QMessageBox::critical(this, tr("Selection"), sStrClientOnline);
+			frame->move(frame->getPreviousPosition());
+			return;
+		}
+		else
+		{
+			int ret = QMessageBox::question(this, "Warning", "Sure, You want to delete selected client?", 0, 1, 2);
+			if (ret == 1)
+			{
+				frame->hide();
+				frame->deleteLater();
+				_clientFrames.removeOne(frame);
+				return;
+			}
+			else
+			{
+				frame->move(frame->getPreviousPosition());
+				return;
+			}
+		}
+	}
 	qDebug("Move D");
 	frame->move(x, y);
 	savePosition(frame);
@@ -600,6 +639,8 @@ void MainWindow::onButtonTutorToAll()
 		QMessageBox::critical(this, tr("Projection"), sStrTutorNdef);
 	else if (getTutorFrame()->client() == NULL)
 		QMessageBox::critical(this, tr("Projection"), sStrTutorOffline);
+	else if (_clientFrames.size() == 1)
+		QMessageBox::critical(this, tr("Projection"), sStrNoDestAv);
 	else
 		changeProjection(getTutorFrame()->client(), Mode::Broadcast);
 }
-- 
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