From f8ea8d9e3bb949d7c4ea39c47ca6091f61dc1cfc Mon Sep 17 00:00:00 2001
From: Andrew <forkk@forkk.net>
Date: Tue, 5 Feb 2013 13:40:43 -0600
Subject: [PATCH] Added base class for tasks.

---
 CMakeLists.txt |  4 ++++
 tasks/task.cpp | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++
 tasks/task.h   | 53 +++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 113 insertions(+)
 create mode 100644 tasks/task.cpp
 create mode 100644 tasks/task.h

diff --git a/CMakeLists.txt b/CMakeLists.txt
index cb9e6faa8..932f70e19 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -107,6 +107,8 @@ util/osutils.cpp
 
 java/javautils.cpp
 java/annotations.cpp
+
+tasks/task.cpp
 )
 
 SET(MULTIMC_HEADERS
@@ -135,6 +137,8 @@ java/endian.h
 java/errors.h
 java/javautils.h
 java/membuffer.h
+
+tasks/task.h
 )
 
 SET(MULTIMC5_UIS
diff --git a/tasks/task.cpp b/tasks/task.cpp
new file mode 100644
index 000000000..8d65b415c
--- /dev/null
+++ b/tasks/task.cpp
@@ -0,0 +1,56 @@
+/* Copyright 2013 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.
+ */
+
+#include "task.h"
+
+Task::Task(QObject *parent) :
+	QThread(parent)
+{
+	
+}
+
+QString Task::getStatus() const
+{
+	return status;
+}
+
+void Task::setStatus(const QString &status)
+{
+	this->status = status;
+	statusChanged(status);
+}
+
+int Task::getProgress() const
+{
+	return progress;
+}
+
+void Task::setProgress(int progress)
+{
+	this->progress = progress;
+	progressChanged(progress);
+}
+
+void Task::startTask()
+{
+	start();
+}
+
+void Task::run()
+{
+	taskStarted(this);
+	executeTask();
+	taskEnded(this);
+}
diff --git a/tasks/task.h b/tasks/task.h
new file mode 100644
index 000000000..714889c8e
--- /dev/null
+++ b/tasks/task.h
@@ -0,0 +1,53 @@
+/* Copyright 2013 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.
+ */
+
+#ifndef TASK_H
+#define TASK_H
+
+#include <QObject>
+#include <QThread>
+#include <QString>
+
+class Task : public QThread
+{
+	Q_OBJECT
+public:
+	explicit Task(QObject *parent = 0);
+	
+	// Starts the task.
+	void startTask();
+	
+	QString getStatus() const;
+	int getProgress() const;
+	
+signals:
+	void taskStarted(Task* task);
+	void taskEnded(Task* task);
+	
+	void statusChanged(const QString& status);
+	void progressChanged(int progress);
+	
+protected:
+	void setStatus(const QString& status);
+	void setProgress(int progress);
+	
+	virtual void run();
+	virtual void executeTask() = 0;
+	
+	QString status;
+	int progress;
+};
+
+#endif // TASK_H