Fix janky avatar preview transition for notched devices.

master
Cody Henthorne 2020-08-12 13:00:48 -04:00 committed by Greyson Parrelli
parent 5ced1a775c
commit 9892c4392e
2 changed files with 50 additions and 4 deletions

View File

@ -1,5 +1,6 @@
package org.thoughtcrime.securesms;
import android.annotation.TargetApi;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
@ -9,7 +10,10 @@ import android.graphics.drawable.Drawable;
import android.os.Build;
import android.os.Bundle;
import android.transition.TransitionInflater;
import android.view.DisplayCutout;
import android.view.View;
import android.view.ViewGroup;
import android.view.ViewTreeObserver;
import android.view.Window;
import android.view.WindowManager;
import android.widget.ImageView;
@ -72,15 +76,19 @@ public final class AvatarPreviewActivity extends PassphraseRequiredActivity {
getWindow().setSharedElementReturnTransition(inflater.inflateTransition(R.transition.full_screen_avatar_image_return_transition_set));
}
Toolbar toolbar = findViewById(R.id.toolbar);
ImageView avatar = findViewById(R.id.avatar);
Toolbar toolbar = findViewById(R.id.toolbar);
ImageView avatar = findViewById(R.id.avatar);
setSupportActionBar(toolbar);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
WindowManager.LayoutParams.FLAG_FULLSCREEN);
if (Build.VERSION.SDK_INT >= 28) {
getWindow().getAttributes().layoutInDisplayCutoutMode = WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;
toolbar.getViewTreeObserver().addOnGlobalLayoutListener(new DisplayCutoutAdjuster(toolbar, findViewById(R.id.toolbar_cutout_spacer)));
}
showSystemUI();
getSupportActionBar().setDisplayHomeAsUpEnabled(true);
@ -180,4 +188,36 @@ public final class AvatarPreviewActivity extends PassphraseRequiredActivity {
onBackPressed();
return true;
}
/**
* Adjust a spacer for the toolbar when a display cutout is detected. Runs within
* a layout listener because the activity delays view attachment due to the transitions
* and needs to update on device rotation.
*/
@TargetApi(28)
private static class DisplayCutoutAdjuster implements ViewTreeObserver.OnGlobalLayoutListener {
private final View view;
private final View spacer;
private DisplayCutoutAdjuster(@NonNull View view, @NonNull View spacer) {
this.view = view;
this.spacer = spacer;
}
@Override
public void onGlobalLayout() {
if (view.getRootWindowInsets() == null) {
return;
}
DisplayCutout cutout = view.getRootWindowInsets().getDisplayCutout();
if (cutout != null) {
ViewGroup.LayoutParams params = spacer.getLayoutParams();
params.height = cutout.getSafeInsetTop();
spacer.setLayoutParams(params);
spacer.setVisibility(View.VISIBLE);
}
}
}
}

View File

@ -14,7 +14,7 @@
android:adjustViewBounds="true"
android:scaleType="centerCrop"
android:transitionName="avatar"
tools:src="@drawable/ic_signal_downloading" />
tools:src="@tools:sample/avatars" />
<com.google.android.material.appbar.AppBarLayout
android:id="@+id/toolbar_layout"
@ -23,6 +23,12 @@
android:background="@color/media_preview_bar_background"
app:elevation="0dp">
<View
android:id="@+id/toolbar_cutout_spacer"
android:layout_width="match_parent"
android:layout_height="0dp"
android:visibility="gone" />
<androidx.appcompat.widget.Toolbar
android:id="@+id/toolbar"
android:layout_width="match_parent"