From 6c57e6468447bf3b71b5990e62b56990dc520fee Mon Sep 17 00:00:00 2001
From: Christoph Egger <christoph@christoph-egger.org>
Date: Mon, 25 May 2015 11:02:09 +0200
Subject: [PATCH 1/1] Add basic Backlog to ScriptingDock

---
 src/gui/widgets/ScriptingDock.cxx | 23 +++++++++++++++++++++--
 1 file changed, 21 insertions(+), 2 deletions(-)

diff --git a/src/gui/widgets/ScriptingDock.cxx b/src/gui/widgets/ScriptingDock.cxx
index 0c25b59..4ec7f3b 100644
--- a/src/gui/widgets/ScriptingDock.cxx
+++ b/src/gui/widgets/ScriptingDock.cxx
@@ -5,13 +5,32 @@
 
 #include <sstream>
 
+namespace {
+	class ScriptingLineEdit : public QObject, public QLineEdit {
+	public:
+		void keyPressEvent(QKeyEvent* event) {
+			if (event->key() == Qt::Key_Up) {
+				setText(backlog);
+			}
+			QLineEdit::keyPressEvent(event);
+		}
+
+		void clear() {
+			backlog = text();
+			QLineEdit::clear();
+		}
+	private:
+		QString backlog;
+	};
+}
+
 ScriptingDock::ScriptingDock(Interpreter* interpreter, FridaDock* parent)
 	: QWidget(parent)
 	, logger(log4cxx::Logger::getLogger("gui.ScriptingDock"))
 	, interpreter(interpreter) {
 	setLayout(layout = new QGridLayout);
 	layout->addWidget(browser = new QTextBrowser, 0, 0, 1, 0);
-	layout->addWidget(line = new QLineEdit, 1, 0);
+	layout->addWidget(line = new ScriptingLineEdit, 1, 0);
 	layout->addWidget(button = new QPushButton(tr("Evaluate")), 1, 1);
 	connect(button, SIGNAL(released()), this, SLOT(doEvaluate()));
 	connect(line, SIGNAL(returnPressed()), this, SLOT(doEvaluate()));
@@ -24,7 +43,7 @@ void ScriptingDock::doEvaluate() {
 	QString output;
 	QString text = line->text();
 
-	line->clear();
+	((ScriptingLineEdit*)line)->clear();
 	LOG4CXX_INFO(logger, "Evaluating String \"" << text.toStdString() << "\"");
 	browser->append(QString("> ") + text);
 
-- 
2.39.2