Replaced all Qt foreach loops with modern C++ range-based loops. (#277)

glabels/BarcodeMenu.cpp

@@ -35,7 +35,7 @@ namespace glabels
 	///
 	BarcodeMenu::BarcodeMenu()
 	{
-		foreach ( const barcode::Style& bcStyle, barcode::Backends::styleList() )
+		for ( const barcode::Style& bcStyle : barcode::Backends::styleList() )
 		{
 			if ( bcStyle.backendId() == "" )
 			{
@@ -47,11 +47,11 @@ namespace glabels
 			}
 		}
 
-		foreach ( const QString& backendId, barcode::Backends::backendList() )
+		for ( const QString& backendId : barcode::Backends::backendList() )
 		{
 			QMenu* subMenu = addMenu( barcode::Backends::backendName( backendId ) );
 			
-			foreach ( const barcode::Style& bcStyle, barcode::Backends::styleList() )
+			for ( const barcode::Style& bcStyle : barcode::Backends::styleList() )
 			{
 				if ( bcStyle.backendId() == backendId )
 				{

glabels/ColorPaletteDialog.cpp

@@ -288,7 +288,7 @@ namespace glabels
 		QList<QColor> colorList = mColorHistory->getColors();
 	
 		int id = 0;
-		foreach ( QColor color, colorList )
+		for ( QColor color : colorList )
 		{
 			mHistoryItem[id]->setColor( id, color, nameList[id] );
 			mHistoryItem[id]->setEnabled( true );

glabels/File.cpp

@@ -289,7 +289,7 @@ namespace glabels
 	///
 	void File::exit()
 	{
-		foreach ( QWidget* qwidget, QApplication::topLevelWidgets() )
+		for ( QWidget* qwidget : QApplication::topLevelWidgets() )
 		{
 			if ( auto* window = qobject_cast<MainWindow*>(qwidget) )
 			{

glabels/LabelEditor.cpp

@@ -1283,7 +1283,7 @@ namespace glabels
 	{
 		painter->save();
 
-		foreach ( model::ModelObject* object, mModel->objectList() )
+		for ( model::ModelObject* object : mModel->objectList() )
 		{
 			if ( object->isSelected() )
 			{

glabels/PropertiesView.cpp

@@ -138,7 +138,7 @@ namespace glabels
 			similarProductsNullBox->hide();
 
 			QString similarListString;
-			foreach ( QString name, list )
+			for ( QString name : list )
 			{
 				similarListString += name + "\n";
 			}

glabels/SelectProductDialog.cpp

@@ -298,7 +298,7 @@ namespace glabels
 	{
 		mCategoryIdList.clear();
 
-		foreach( QCheckBox* check, mCheckList )
+		for ( QCheckBox* check : mCheckList )
 		{
 			if ( check->isChecked() )
 			{

glabels/TemplatePicker.cpp

@@ -211,7 +211,7 @@ namespace glabels
 				else
 				{
 					categoryMask = false;
-					foreach ( QString id, categoryIds )
+					for ( QString id : categoryIds )
 					{
 						categoryMask = categoryMask || tItem->tmplate().hasCategory( id );
 					}
@@ -248,7 +248,7 @@ namespace glabels
 			if ( auto* tItem = dynamic_cast<TemplatePickerItem *>( mModel->item( i, 0 ) ) )
 			{
 				bool match = false;
-				foreach ( QString name, names )
+				for ( QString name : names )
 				{
 					if ( tItem->tmplate().name() == name )
 					{

glabels/main.cpp

@@ -112,7 +112,7 @@ int main( int argc, char **argv )
 	// Open each file in its own main window
 	//
 	bool openedFiles = false;
-	foreach ( QString filename, parser.positionalArguments() )
+	for ( QString filename : parser.positionalArguments() )
 	{
 		glabels::model::Model *model = glabels::model::XmlLabelParser::readFile( filename );
 		if ( model )