Scale down the preview image to fit in the application window

On macOS the modal has some extra space around the main content
that might make it unusable with a big enough image.

2 files changed, 6 insertions, 1 deletions

diff --git a/include/Utils.h b/include/Utils.h

index fa825b7c..fba9bf67 100644
--- a/include/Utils.h
+++ b/include/Utils.h
@@ -33,7 +33,7 @@ ImageType
 scaleDown(uint64_t max_width, uint64_t max_height, const ImageType &source)
 {
         if (source.isNull())
-                return source;
+                return QPixmap();
 
         auto width_ratio  = (double)max_width / (double)source.width();
         auto height_ratio = (double)max_height / (double)source.height();
diff --git a/include/timeline/widgets/ImageItem.h b/include/timeline/widgets/ImageItem.h

index 0069a9fe..21d91b52 100644
--- a/include/timeline/widgets/ImageItem.h
+++ b/include/timeline/widgets/ImageItem.h
@@ -26,6 +26,10 @@
 
 #include "MatrixClient.h"
 
+namespace dialogs {
+class ImageOverlay;
+}
+
 class ImageItem : public QWidget
 {
         Q_OBJECT
@@ -75,4 +79,5 @@ private:
         mtx::events::RoomEvent<mtx::events::msg::Image> event_;
 
         QSharedPointer<MatrixClient> client_;
+        QSharedPointer<dialogs::ImageOverlay> image_dialog_;
 };