Clear highlighted bytes on ESC press, in snpashot diff window

src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/SnapshotManager/SnapshotDiff/SnapshotDiff.cpp

@@ -138,6 +138,17 @@ namespace Widgets
         QWidget::resizeEvent(event);
     }
 
+    void SnapshotDiff::keyPressEvent(QKeyEvent* keyEvent) {
+        const auto key = keyEvent->key();
+
+        if (key == Qt::Key_Escape) {
+            this->hexViewerWidgetA->clearHighlighting();
+            this->hexViewerWidgetB->clearHighlighting();
+        }
+
+        QWidget::keyPressEvent(keyEvent);
+    }
+
     void SnapshotDiff::init() {
         this->setWindowFlag(Qt::Window);
         this->setObjectName("snapshot-diff");

src/Insight/UserInterfaces/InsightWindow/Widgets/TargetMemoryInspectionPane/SnapshotManager/SnapshotDiff/SnapshotDiff.hpp

@@ -3,6 +3,7 @@
 #include <QWidget>
 #include <QShowEvent>
 #include <QResizeEvent>
+#include <QKeyEvent>
 #include <QHBoxLayout>
 #include <QPlainTextEdit>
 #include <optional>
@@ -55,6 +56,7 @@ namespace Widgets
     protected:
         void showEvent(QShowEvent* event) override;
         void resizeEvent(QResizeEvent* event) override;
+        void keyPressEvent(QKeyEvent* keyEvent) override;
 
     private:
         SnapshotDiffSettings settings;