Added SearchBox

FossilOrigin-Name: 097bed86191fae72e1bf76078b8e9d8da37b2932

src/SearchBox.cpp

@@ -0,0 +1,24 @@
+#include "SearchBox.h"
+#include <QKeyEvent>
+
+SearchBox::SearchBox(QWidget *parent) : QLineEdit(parent)
+{
+}
+
+SearchBox::~SearchBox()
+{
+
+}
+
+void SearchBox::keyPressEvent(QKeyEvent *event)
+{
+	// Clear text on escape
+	if(event->key() == Qt::Key_Escape)
+	{
+		setText("");
+		clearFocus();
+	}
+	else
+		QLineEdit::keyPressEvent(event);
+}
+