1 files changed, 44 insertions, 0 deletions
diff --git a/launcher/BaseInstaller.h b/launcher/BaseInstaller.h
new file mode 100644
index 00000000..b2e6a14d
--- /dev/null
+++ b/launcher/BaseInstaller.h
@@ -0,0 +1,44 @@
+/* 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 <memory>
+
+class MinecraftInstance;
+class QDir;
+class QString;
+class QObject;
+class Task;
+class BaseVersion;
+typedef std::shared_ptr<BaseVersion> BaseVersionPtr;
+
+class BaseInstaller
+{
+public:
+    BaseInstaller();
+    virtual ~BaseInstaller(){};
+    bool isApplied(MinecraftInstance *on);
+
+    virtual bool add(MinecraftInstance *to);
+    virtual bool remove(MinecraftInstance *from);
+
+    virtual Task *createInstallTask(MinecraftInstance *instance, BaseVersionPtr version, QObject *parent) = 0;
+
+protected:
+    virtual QString id() const = 0;
+    QString filename(const QString &root) const;
+    QDir patchesDir(const QString &root) const;
+};