Qt: Ability to properly copy cheats

src/platform/qt/CheatsModel.cpp

@@ -6,6 +6,7 @@
 #include "CheatsModel.h"
 
 #include <QFont>
+#include <QSet>
 
 extern "C" {
 #include "gba/cheats.h"
@@ -153,6 +154,40 @@ void CheatsModel::removeAt(const QModelIndex& index) {
 
 }
 
+QString CheatsModel::toString(const QModelIndexList& indices) const {
+	QMap<int, GBACheatSet*> setOrder;
+	QMap<GBACheatSet*, QSet<size_t>> setIndices;
+	for (const QModelIndex& index : indices) {
+		GBACheatSet* set = static_cast<GBACheatSet*>(index.internalPointer());
+		if (!set) {
+			set = *GBACheatSetsGetPointer(&m_device->cheats, index.row());
+			setOrder[index.row()] = set;
+			QSet<size_t> range;
+			for (size_t i = 0; i < StringListSize(&set->lines); ++i) {
+				range.insert(i);
+			}
+			setIndices[set] = range;
+		} else {
+			setOrder[index.parent().row()] = set;
+			setIndices[set].insert(index.row());
+		}
+	}
+
+	QStringList strings;
+	QList<int> order = setOrder.keys();
+	std::sort(order.begin(), order.end());
+	for (int i : order) {
+		GBACheatSet* set = setOrder[i];
+		QList<size_t> indexOrdex = setIndices[set].toList();
+		std::sort(indexOrdex.begin(), indexOrdex.end());
+		for (size_t j : indexOrdex) {
+			strings.append(*StringListGetPointer(&set->lines, j));
+		}
+	}
+
+	return strings.join('\n');
+}
+
 void CheatsModel::beginAppendRow(const QModelIndex& index) {
 	if (index.parent().isValid()) {
 		beginInsertRows(index.parent(), rowCount(index.parent()), rowCount(index.parent()));

src/platform/qt/CheatsModel.h

@@ -31,6 +31,7 @@ public:
 
 	GBACheatSet* itemAt(const QModelIndex& index);
 	void removeAt(const QModelIndex& index);
+	QString toString(const QModelIndexList& indices) const;
 
 	void beginAppendRow(const QModelIndex& index);
 	void endAppendRow();

src/platform/qt/CheatsView.cpp

@@ -7,6 +7,7 @@
 
 #include "GameController.h"
 
+#include <QClipboard>
 #include <QFileDialog>
 
 extern "C" {
@@ -22,6 +23,7 @@ CheatsView::CheatsView(GameController* controller, QWidget* parent)
 {
 	m_ui.setupUi(this);
 
+	m_ui.cheatList->installEventFilter(this);
 	m_ui.cheatList->setModel(&m_model);
 
 	connect(m_ui.load, SIGNAL(clicked()), this, SLOT(load()));
@@ -43,6 +45,20 @@ CheatsView::CheatsView(GameController* controller, QWidget* parent)
 	});
 }
 
+bool CheatsView::eventFilter(QObject* object, QEvent* event) {
+	if (object != m_ui.cheatList) {
+		return false;
+	}
+	if (event->type() != QEvent::KeyPress) {
+		return false;
+	}
+	if (static_cast<QKeyEvent*>(event) == QKeySequence::Copy) {
+		QApplication::clipboard()->setText(m_model.toString(m_ui.cheatList->selectionModel()->selectedIndexes()));
+		return true;
+	}
+	return false;
+}
+
 void CheatsView::load() {
 	QString filename = QFileDialog::getOpenFileName(this, tr("Select cheats file"));
 	if (!filename.isEmpty()) {

src/platform/qt/CheatsView.h

@@ -26,6 +26,8 @@ Q_OBJECT
 public:
 	CheatsView(GameController* controller, QWidget* parent = nullptr);
 
+	virtual bool eventFilter(QObject*, QEvent*) override;
+
 private slots:
 	void load();
 	void save();