Larger improvements

models/progressmodel.h

@@ -0,0 +1,59 @@
+#pragma once
+
+#include <QAbstractListModel>
+#include <QPixmap>
+#include <QMovie>
+
+class ProgressModel : public QAbstractListModel
+{
+    Q_OBJECT
+
+public:
+    struct Item
+    {
+        enum class Status
+        {
+            None,
+            Loading,
+            Succeeded,
+            Failed
+        };
+
+        QString text;
+        Status status;
+    };
+
+    explicit ProgressModel(QObject *parent = nullptr);
+    ProgressModel(const QStringList &items, QObject *parent = nullptr);
+    ProgressModel(const QVector<Item> &items, QObject *parent = nullptr);
+
+    const QVector<Item> &items() const;
+    void setItems(const QStringList &items);
+    void setItems(const QVector<Item> &items);
+
+    void setText(int row, const QString &text);
+    void setStatus(int row, Item::Status status);
+
+    void clearItems();
+
+    int rowCount(const QModelIndex &parent) const override;
+    QVariant data(const QModelIndex &index, int role) const override;
+
+private slots:
+    void frameChanged();
+
+private:
+    bool anyLoading() const;
+    void updateMovieStatus();
+
+    QVector<Item> m_items;
+
+    const QPixmap m_pixmapSucceeded { ":/loganalyzer/succeeded.png" };
+    const QPixmap m_pixmapFailed { ":/loganalyzer/failed.png" };
+    const QPixmap m_pixmapEmpty { [this](){
+        QPixmap pixmap(m_pixmapSucceeded.size());
+        pixmap.fill();
+        return pixmap;
+    }() };
+    QMovie m_movieLoading { ":/loganalyzer/loading.gif" };
+};