From 6f78a89a610335542efca015db8bd4624cfff429 Mon Sep 17 00:00:00 2001
From: Chris Bracken <chris@bracken.jp>
Date: Thu, 13 Jan 2022 18:25:10 -0800
Subject: [PATCH] Photo search: Add image, download button semantics (#989)

Adds the Unsplash photo description, if available, as the image
semantics label in the photo detail view.

Adds a 'download' tooltip to the download IconButton, which also sets
the semantics label for screen readers.
---
 .../desktop_photo_search/lib/src/widgets/photo_details.dart     | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/experimental/desktop_photo_search/lib/src/widgets/photo_details.dart b/experimental/desktop_photo_search/lib/src/widgets/photo_details.dart
index 7c20ceb64..866a652a9 100644
--- a/experimental/desktop_photo_search/lib/src/widgets/photo_details.dart
+++ b/experimental/desktop_photo_search/lib/src/widgets/photo_details.dart
@@ -78,6 +78,7 @@ class _PhotoDetailsState extends State<PhotoDetails> {
                       ),
                       child: FadeInImage.memoryNetwork(
                         placeholder: kTransparentImage,
+                        imageSemanticLabel: widget.photo.description,
                         image: widget.photo.urls!.small!,
                       ),
                     ),
@@ -94,6 +95,7 @@ class _PhotoDetailsState extends State<PhotoDetails> {
                     _buildPhotoAttribution(context),
                     const SizedBox(width: 8),
                     IconButton(
+                      tooltip: 'Download',
                       visualDensity: VisualDensity.compact,
                       icon: const Icon(Icons.cloud_download),
                       onPressed: () => widget.onPhotoSave(widget.photo),