Add highlighting of current region to region table

MainWindow.cxx

@@ -58,6 +58,10 @@ void MainWindow::UpdateRegionTable(RegionCollection* regions) {
 	regionTable->Update(regions);
 }
 
+void MainWindow::HighlightRegionTable(unsigned short label) {
+	regionTable->Highlight(label);
+}
+
 void MainWindow::on_actionOpen_Image_File_triggered() {
 	// Open a file dialog to read the file
 	QString fileName = QFileDialog::getOpenFileName(this,

MainWindow.h

@@ -17,6 +17,7 @@ class MainWindow : public QMainWindow, private Ui::MainWindow {
 	virtual ~MainWindow();
 
 	void UpdateRegionTable(RegionCollection* regions);
+	void HighlightRegionTable(unsigned short label);
 
 public slots:
 	// Use Qt's auto-connect magic to tie GUI widgets to slots,

RegionTable.cxx

@@ -42,16 +42,19 @@ void RegionTable::Update(RegionCollection* regions) {
 		// Id
 		QTableWidgetItem* idItem = new QTableWidgetItem(QString::number(label));
 		idItem->setTextAlignment(Qt::AlignCenter);
+		idItem->setFlags(Qt::ItemIsSelectable);
 
 		// Color
 		const double* col = region->GetColor();
 		QColor color(col[0] * 255, col[1] * 255, col[2] * 255);
 		QTableWidgetItem* colorItem = new QTableWidgetItem("");
 		colorItem->setBackgroundColor(color);
+		colorItem->setFlags(Qt::ItemIsSelectable);
 
 		// Size
 		QTableWidgetItem* sizeItem = new QTableWidgetItem(QString::number(region->GetNumVoxels()));
 		sizeItem->setTextAlignment(Qt::AlignCenter);
+		sizeItem->setFlags(Qt::ItemIsSelectable);
 
 		// Checkbox
 		QCheckBox* checkBox = new QCheckBox(this);
@@ -76,4 +79,25 @@ void RegionTable::Update(RegionCollection* regions) {
 	}
 
 	resizeColumnsToContents();
+
+	Highlight(0);
+}
+
+void RegionTable::Highlight(unsigned short label) {
+	QString labelString = QString::number(label);
+
+	for (int i = 0; i < rowCount(); i++) {
+		QTableWidgetItem* ti = item(i, 0);
+
+		if (ti->text() == labelString) {
+			ti->setBackgroundColor(QColor("#1d91c0"));
+			ti->setTextColor(QColor("white"));
+
+			scrollToItem(ti);
+		}
+		else {
+			ti->setBackgroundColor(QColor("white"));
+			ti->setTextColor(QColor("black"));
+		}
+	}
 }

RegionTable.h

@@ -13,6 +13,7 @@ class RegionTable : public QTableWidget {
 	RegionTable(QWidget* parent = 0);
 
 	void Update(RegionCollection* regions);
+	void Highlight(unsigned short label);
 
 signals:
 	void regionDone(int label, bool done);

SliceView.cxx

@@ -210,17 +210,6 @@ void SliceView::SetInteractionMode(enum InteractionMode mode) {
 	style->SetMode(mode);
 }
 
-void SliceView::SetCurrentLabel(unsigned short label) {
-	if (label > 0) {
-		double color[3];
-		labelSlice->GetProperty()->GetLookupTable()->GetColor(label, color);
-		probe->GetProperty()->SetColor(color);
-	}
-	else {
-		probe->GetProperty()->SetColor(1, 1, 1);
-	}
-}
-
 void SliceView::ToggleLabelSlice() {
 	labelSlice->SetVisibility(!labelSlice->GetVisibility());
 	Render();

SliceView.h

@@ -35,8 +35,6 @@ class SliceView {
 	void SetInteractionMode(enum InteractionMode mode);
 
 	void SetCurrentRegion(Region* region);
-
-	void SetCurrentLabel(unsigned short label);
 
 	void ToggleLabelSlice();
 

VisualizationContainer.cxx

@@ -369,14 +369,9 @@ void VisualizationContainer::ErasePoint(double x, double y, double z) {
 void VisualizationContainer::SetCurrentRegion(Region* region) {
 	currentRegion = region;
 	volumeView->SetCurrentRegion(currentRegion);
-	sliceView->SetCurrentRegion(currentRegion);
+	sliceView->SetCurrentRegion(currentRegion); 
 
-	if (currentRegion) {
-		sliceView->SetCurrentLabel(currentRegion->GetLabel());
-	}
-	else {
-		sliceView->SetCurrentLabel(0);
-	}
+	qtWindow->HighlightRegionTable(region ? region->GetLabel() : 0);
 }
 
 void VisualizationContainer::RelabelCurrentRegion() {