From 375b8e613eda4be77f01eb9a079caa741b958112 Mon Sep 17 00:00:00 2001
From: Silarn <jrim@rimpo.org>
Date: Thu, 9 Jan 2020 18:06:07 -0600
Subject: Implement drag & drop nexus cat assignment

---
 src/categoriestable.cpp | 76 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 src/categoriestable.cpp

(limited to 'src/categoriestable.cpp')

diff --git a/src/categoriestable.cpp b/src/categoriestable.cpp
new file mode 100644
index 00000000..ed45826f
--- /dev/null
+++ b/src/categoriestable.cpp
@@ -0,0 +1,76 @@
+/*
+Copyright (C) 2012 Sebastian Herbord. All rights reserved.
+
+This file is part of Mod Organizer.
+
+Mod Organizer is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+Mod Organizer is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with Mod Organizer.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "categoriestable.h"
+
+CategoriesTable::CategoriesTable(QWidget* parent) : QTableWidget(parent) {}
+
+bool CategoriesTable::dropMimeData(int row, int column, const QMimeData* data, Qt::DropAction action)
+{
+  if (row == -1)
+    return false;
+
+  if (action == Qt::IgnoreAction)
+    return true;
+
+  if (!data->hasFormat("application/x-qabstractitemmodeldatalist"))
+    return false;
+
+  QByteArray encoded = data->data("application/x-qabstractitemmodeldatalist");
+  QDataStream stream(&encoded, QIODevice::ReadOnly);
+
+  while (!stream.atEnd())
+  {
+    int curRow, curCol;
+    QMap<int, QVariant> roleDataMap;
+    stream >> curRow >> curCol >> roleDataMap;
+
+    for (auto item : findItems(roleDataMap.value(Qt::DisplayRole).toString(), Qt::MatchContains | Qt::MatchWrap))
+    {
+      if (item->column() != 3) continue;
+      QVariantList newData;
+      for (auto nexData : item->data(Qt::UserRole).toList()) {
+        if (nexData.toList()[1].toInt() != roleDataMap.value(Qt::UserRole)) {
+          newData.insert(newData.length(), nexData);
+        }
+      }
+      QStringList names;
+      for (auto nexData : newData) {
+        names.append(nexData.toList()[0].toString());
+      }
+      item->setData(Qt::DisplayRole, names.join(", "));
+      item->setData(Qt::UserRole, newData);
+    }
+
+    auto nexusItem = item(row, 3);
+    auto itemData = nexusItem->data(Qt::UserRole).toList();
+    QVariantList newData;
+    newData.append(roleDataMap.value(Qt::DisplayRole).toString());
+    newData.append(roleDataMap.value(Qt::UserRole).toInt());
+    itemData.insert(itemData.length(), newData);
+    QStringList names;
+    for (auto cat : itemData) {
+      names.append(cat.toList()[0].toString());
+    }
+    nexusItem->setData(Qt::UserRole, itemData);
+    nexusItem->setData(Qt::DisplayRole, names.join(", "));
+  }
+
+  return true;
+}
-- 
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