Feather, a free Monero desktop wallet

Co-Authored-By: tobtoht <thotbot@protonmail.com>

src/model/SubaddressProxyModel.cpp

@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: BSD-3-Clause
+// Copyright (c) 2020, The Monero Project.
+
+#include "SubaddressProxyModel.h"
+
+SubaddressProxyModel::SubaddressProxyModel(QObject *parent, Subaddress *subaddress, bool hidePrimary)
+    : QSortFilterProxyModel(parent),
+    m_searchRegExp(""),
+    m_searchCaseSensitiveRegExp(""),
+    m_subaddress(subaddress),
+    m_hidePrimary(hidePrimary)
+{
+    m_searchRegExp.setCaseSensitivity(Qt::CaseInsensitive);
+    m_searchRegExp.setPatternSyntax(QRegExp::FixedString);
+    m_searchCaseSensitiveRegExp.setPatternSyntax(QRegExp::FixedString);
+}
+
+bool SubaddressProxyModel::filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const
+{
+    QString address, label;
+    bool isUsed;
+    m_subaddress->getRow(sourceRow, [&isUsed, &address, &label](const Monero::SubaddressRow &subaddress){
+        isUsed = subaddress.isUsed();
+        address = QString::fromStdString(subaddress.getAddress());
+        label = QString::fromStdString(subaddress.getLabel());
+    });
+
+    // Hide primary address
+    if (sourceRow == 0 && m_hidePrimary)
+        return false;
+
+    if (!m_searchRegExp.isEmpty()) {
+        return address.contains(m_searchCaseSensitiveRegExp) || label.contains(m_searchRegExp);
+    }
+    return (m_showUsed || !isUsed);
+}