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Add accessibility labels for the media player and the recommendation card.

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Bug: 188228742
Test: Local builds
Change-Id: Ifdb86e2ee643a7f2138fbf63925a712d6dfd56a3
This commit is contained in:
cecilia
2021-06-01 15:56:17 -04:00
committed by Cecilia Hong
parent e571aacdbb
commit 7ab507a0b6
2 changed files with 40 additions and 8 deletions
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8
packages/SystemUI/res/values/strings.xml
View File

@@ -2821,9 +2821,17 @@
<string name="controls_media_resume">Resume</string>
<!-- Label for button to go to media control settings screen [CHAR_LIMIT=30] -->
<string name="controls_media_settings_button">Settings</string>
<!-- Description for media control's playing media item, including information for the media's title, the artist, and source app [CHAR LIMIT=NONE]-->
<string name="controls_media_playing_item_description"><xliff:g id="song_name" example="Daily mix">%1$s</xliff:g> by <xliff:g id="artist_name" example="Various artists">%2$s</xliff:g> is playing from <xliff:g id="app_label" example="Spotify">%3$s</xliff:g></string>
<!-- Title for Smartspace recommendation card within media controls. The "Play" means the action to play a media [CHAR_LIMIT=10] -->
<string name="controls_media_smartspace_rec_title">Play</string>
<!-- Description for Smartspace recommendation card within media controls [CHAR_LIMIT=NONE] -->
<string name="controls_media_smartspace_rec_description">Open <xliff:g id="app_label" example="Spotify">%1$s</xliff:g></string>
<!-- Description for Smartspace recommendation's media item, including information for the media's title, the artist, and source app [CHAR LIMIT=NONE]-->
<string name="controls_media_smartspace_rec_item_description">Play <xliff:g id="song_name" example="Daily mix">%1$s</xliff:g> by <xliff:g id="artist_name" example="Various artists">%2$s</xliff:g> from <xliff:g id="app_label" example="Spotify">%3$s</xliff:g></string>
<!-- Description for Smartspace recommendation's media item which doesn't have artist info, including information for the media's title and the source app [CHAR LIMIT=NONE]-->
<string name="controls_media_smartspace_rec_item_no_artist_description">Play <xliff:g id="song_name" example="Daily mix">%1$s</xliff:g> from <xliff:g id="app_label" example="Spotify">%2$s</xliff:g></string>
<!-- Error message indicating that a control timed out while waiting for an update [CHAR_LIMIT=30] -->
<string name="controls_error_timeout">Inactive, check app</string>

40
packages/SystemUI/src/com/android/systemui/media/MediaControlPanel.java
View File

@@ -71,12 +71,14 @@ import kotlin.Unit;
*/
public class MediaControlPanel {
private static final String TAG = "MediaControlPanel";
private static final float DISABLED_ALPHA = 0.38f;
private static final String EXTRAS_SMARTSPACE_INTENT =
"com.google.android.apps.gsa.smartspace.extra.SMARTSPACE_INTENT";
private static final String KEY_SMARTSPACE_OPEN_IN_FOREGROUND = "KEY_OPEN_IN_FOREGROUND";
private static final int MEDIA_RECOMMENDATION_ITEMS_PER_ROW = 3;
private static final int MEDIA_RECOMMENDATION_MAX_NUM = 6;
private static final String KEY_SMARTSPACE_ARTIST_NAME = "artist_name";
private static final String KEY_SMARTSPACE_OPEN_IN_FOREGROUND = "KEY_OPEN_IN_FOREGROUND";
private static final Intent SETTINGS_INTENT = new Intent(ACTION_MEDIA_CONTROLS_SETTINGS);
@@ -292,6 +294,12 @@ public class MediaControlPanel {
});
}
// Accessibility label
mPlayerViewHolder.getPlayer().setContentDescription(
mContext.getString(
R.string.controls_media_playing_item_description,
data.getSong(), data.getArtist(), data.getApp()));
ImageView albumView = mPlayerViewHolder.getAlbumView();
boolean hasArtwork = data.getArtwork() != null;
if (hasArtwork) {
@@ -330,7 +338,6 @@ public class MediaControlPanel {
}
// Song name
TextView titleText = mPlayerViewHolder.getTitleText();
titleText.setText(data.getSong());
@@ -497,8 +504,8 @@ public class MediaControlPanel {
mInstanceId = data.getTargetId().hashCode();
mBackgroundColor = data.getBackgroundColor();
mRecommendationViewHolder.getRecommendations()
.setBackgroundTintList(ColorStateList.valueOf(mBackgroundColor));
TransitionLayout recommendationCard = mRecommendationViewHolder.getRecommendations();
recommendationCard.setBackgroundTintList(ColorStateList.valueOf(mBackgroundColor));
List<SmartspaceAction> mediaRecommendationList = data.getRecommendations();
if (mediaRecommendationList == null || mediaRecommendationList.isEmpty()) {
@@ -522,15 +529,17 @@ public class MediaControlPanel {
icon.setColorFilter(getGrayscaleFilter());
ImageView headerLogoImageView = mRecommendationViewHolder.getCardIcon();
headerLogoImageView.setImageDrawable(icon);
// Set up media source app's label text. Fallback to "Play" if the found label is empty.
// Set up media source app's label text.
CharSequence appLabel = packageManager.getApplicationLabel(applicationInfo);
if (appLabel.length() != 0) {
TextView headerTitleText = mRecommendationViewHolder.getCardText();
headerTitleText.setText(appLabel);
}
// Set up media card's tap action if applicable.
setSmartspaceRecItemOnClickListener(
mRecommendationViewHolder.getRecommendations(), data.getCardAction());
// Set up media rec card's tap action if applicable.
setSmartspaceRecItemOnClickListener(recommendationCard, data.getCardAction());
// Set up media rec card's accessibility label.
recommendationCard.setContentDescription(
mContext.getString(R.string.controls_media_smartspace_rec_description, appLabel));
List<ImageView> mediaCoverItems = mRecommendationViewHolder.getMediaCoverItems();
List<Integer> mediaCoverItemsResIds = mRecommendationViewHolder.getMediaCoverItemsResIds();
@@ -554,6 +563,21 @@ public class MediaControlPanel {
// Set up the media item's click listener if applicable.
setSmartspaceRecItemOnClickListener(mediaCoverImageView, recommendation);
// Set up the accessibility label for the media item.
String artistName = recommendation.getExtras()
.getString(KEY_SMARTSPACE_ARTIST_NAME, "");
if (artistName.isEmpty()) {
mediaCoverImageView.setContentDescription(
mContext.getString(
R.string.controls_media_smartspace_rec_item_no_artist_description,
recommendation.getTitle(), appLabel));
} else {
mediaCoverImageView.setContentDescription(
mContext.getString(
R.string.controls_media_smartspace_rec_item_description,
recommendation.getTitle(), artistName, appLabel));
}
if (uiComponentIndex < MEDIA_RECOMMENDATION_ITEMS_PER_ROW) {
setVisibleAndAlpha(collapsedSet,
mediaCoverItemsResIds.get(uiComponentIndex), true);