Added: High DPI support for the Configuration Editor. Icons and proportions should look better now when DPI scaling is used.

Improved: Updated Qt to version 5.7
Fixed: The GUI for the Channel command was showing the wrong channels as selected when channel numbers were used instead of names.

Editor/widgets/ResizeCorner.cpp

@@ -19,13 +19,20 @@
 
 #include <QMouseEvent>
 
+#include "Editor/helpers/DPIHelper.h"
 #include "ResizeCorner.h"
 
 ResizeCorner::ResizeCorner(FilterTable* filterTable, QSize minimumSize, QSize maximumSize, std::function<QSize()> getFunc, std::function<void(QSize)> setFunc, QWidget* parent)
 	: QLabel(parent), minimumSize(minimumSize), maximumSize(maximumSize), getFunc(getFunc), setFunc(setFunc), filterTable(filterTable)
 {
-	setPixmap(QPixmap(":/icons/resize_corner.png"));
+	QIcon icon(":/icons/resize_corner.ico");
+	QSize desiredSize = DPIHelper::scale(QSize(16, 16));
+	QSize actualSize = icon.actualSize(desiredSize);
+	QPixmap pixmap = icon.pixmap(actualSize);
+	setPixmap(pixmap);
 	setCursor(Qt::SizeFDiagCursor);
+	// move icon to lower right if it does not fill the full area
+	setContentsMargins(desiredSize.width() - actualSize.width(), desiredSize.height() - actualSize.height(), 0, 0);
 }
 
 void ResizeCorner::mousePressEvent(QMouseEvent* event)