Launcher aircraft list: show counts

src/GUI/AircraftRatingsPanel.qml

@@ -14,11 +14,22 @@ ListHeaderBox
                 _launcher.browseAircraftModel.ratingsFilterEnabled = checked
             }
 
-            label: qsTr("Filter aircraft based on rating")
+            label: qsTr("Filter using ratings")
             anchors.verticalCenter: parent.verticalCenter
         },
 
+        Text {
+            anchors {
+                verticalCenter: parent.verticalCenter
+                leftMargin: Style.margin
+                left: doFilterCheck.right
+                right: adjustRatingsText.left
+            }
+            text: _launcher.browseAircraftModel.summaryText
+        },
+
         ClickableText {
+            id: adjustRatingsText
             anchors.right: parent.right
             anchors.rightMargin: Style.margin
             text: qsTr("Adjust minimum ratings")

src/GUI/AircraftSearchFilterModel.cxx

@@ -21,6 +21,7 @@ void AircraftProxyModel::setRatings(QList<int> ratings)
     m_ratings = ratings;
     invalidate();
     emit ratingsChanged();
+    emit summaryTextChanged();
 }
 
 void AircraftProxyModel::setAircraftFilterString(QString s)
@@ -61,6 +62,17 @@ void AircraftProxyModel::setRatingFilterEnabled(bool e)
     m_ratingsFilter = e;
     invalidate();
     emit ratingsFilterEnabledChanged();
+    emit summaryTextChanged();
+}
+
+QString AircraftProxyModel::summaryText() const
+{
+    const int unfilteredCount = sourceModel()->rowCount();
+    if (m_ratingsFilter) {
+        return tr("(%1 of %2 aircraft)").arg(rowCount()).arg(unfilteredCount);
+    }
+
+    return tr("(%1 aircraft)").arg(unfilteredCount);
 }
 
 void AircraftProxyModel::setInstalledFilterEnabled(bool e)

src/GUI/AircraftSearchFilterModel.hxx

@@ -15,6 +15,8 @@ public:
 
     Q_PROPERTY(bool ratingsFilterEnabled READ ratingsFilterEnabled WRITE setRatingFilterEnabled NOTIFY ratingsFilterEnabledChanged)
 
+    Q_PROPERTY(QString summaryText READ summaryText NOTIFY summaryTextChanged)
+
     Q_INVOKABLE void setAircraftFilterString(QString s);
 
     /**
@@ -37,9 +39,12 @@ public:
 
     void setRatings(QList<int> ratings);
     void setRatingFilterEnabled(bool e);
+
+    QString summaryText() const;
 signals:
     void ratingsChanged();
     void ratingsFilterEnabledChanged();
+    void summaryTextChanged();
 
 public slots: