NOISSUE Flatten gui and logic libraries into MultiMC

launcher/tasks/Task.h

@@ -0,0 +1,106 @@
+/* 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 <QObject>
+#include <QString>
+#include <QStringList>
+
+class Task : public QObject
+{
+    Q_OBJECT
+public:
+    enum class State
+    {
+        Inactive,
+        Running,
+        Succeeded,
+        Failed,
+        AbortedByUser
+    };
+
+public:
+    explicit Task(QObject *parent = 0);
+    virtual ~Task() {};
+
+    bool isRunning() const;
+    bool isFinished() const;
+    bool wasSuccessful() const;
+
+    /*!
+     * Returns the string that was passed to emitFailed as the error message when the task failed.
+     * If the task hasn't failed, returns an empty string.
+     */
+    QString failReason() const;
+
+    virtual QStringList warnings() const;
+
+    virtual bool canAbort() const { return false; }
+
+    QString getStatus()
+    {
+        return m_status;
+    }
+
+    qint64 getProgress()
+    {
+        return m_progress;
+    }
+
+    qint64 getTotalProgress()
+    {
+        return m_progressTotal;
+    }
+
+protected:
+    void logWarning(const QString & line);
+
+private:
+    QString describe();
+
+signals:
+    void started();
+    void progress(qint64 current, qint64 total);
+    void finished();
+    void succeeded();
+    void failed(QString reason);
+    void status(QString status);
+
+public slots:
+    virtual void start();
+    virtual bool abort() { return false; };
+
+protected:
+    virtual void executeTask() = 0;
+
+protected slots:
+    virtual void emitSucceeded();
+    virtual void emitAborted();
+    virtual void emitFailed(QString reason);
+
+public slots:
+    void setStatus(const QString &status);
+    void setProgress(qint64 current, qint64 total);
+
+private:
+    State m_state = State::Inactive;
+    QStringList m_Warnings;
+    QString m_failReason = "";
+    QString m_status;
+    int m_progress = 0;
+    int m_progressTotal = 100;
+};
+