1 files changed, 86 insertions, 0 deletions
diff --git a/launcher/icons/IconList.h b/launcher/icons/IconList.h
new file mode 100644
index 00000000..70266ebb
--- /dev/null
+++ b/launcher/icons/IconList.h
@@ -0,0 +1,86 @@
+/* Copyright 2013-2021 MultiMC Contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <QMutex>
+#include <QAbstractListModel>
+#include <QFile>
+#include <QDir>
+#include <QtGui/QIcon>
+#include <memory>
+#include "MMCIcon.h"
+#include "settings/Setting.h"
+#include "Env.h" // there is a global icon list inside Env.
+#include <icons/IIconList.h>
+
+class QFileSystemWatcher;
+
+class IconList : public QAbstractListModel, public IIconList
+{
+    Q_OBJECT
+public:
+    explicit IconList(const QStringList &builtinPaths, QString path, QObject *parent = 0);
+    virtual ~IconList() {};
+
+    QIcon getIcon(const QString &key) const;
+    int getIconIndex(const QString &key) const;
+    QString getDirectory() const;
+
+    virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+    virtual int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+
+    bool addThemeIcon(const QString &key);
+    bool addIcon(const QString &key, const QString &name, const QString &path, const IconType type) override;
+    void saveIcon(const QString &key, const QString &path, const char * format) const override;
+    bool deleteIcon(const QString &key) override;
+    bool iconFileExists(const QString &key) const override;
+
+    virtual QStringList mimeTypes() const override;
+    virtual Qt::DropActions supportedDropActions() const override;
+    virtual bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) override;
+    virtual Qt::ItemFlags flags(const QModelIndex &index) const override;
+
+    void installIcons(const QStringList &iconFiles) override;
+    void installIcon(const QString &file, const QString &name) override;
+
+    const MMCIcon * icon(const QString &key) const;
+
+    void startWatching();
+    void stopWatching();
+
+signals:
+    void iconUpdated(QString key);
+
+private:
+    // hide copy constructor
+    IconList(const IconList &) = delete;
+    // hide assign op
+    IconList &operator=(const IconList &) = delete;
+    void reindex();
+
+public slots:
+    void directoryChanged(const QString &path);
+
+protected slots:
+    void fileChanged(const QString &path);
+    void SettingChanged(const Setting & setting, QVariant value);
+private:
+    shared_qobject_ptr<QFileSystemWatcher> m_watcher;
+    bool is_watching;
+    QMap<QString, int> name_index;
+    QVector<MMCIcon> icons;
+    QDir m_dir;
+};