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Support ContextWrapper when FlutterView is instantiated within a Fragment. (flutter/engine#7776)

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Alan Doubleday 2019-04-09 03:30:36 +10:00 committed by Chris Bracken
parent f583179b54
commit b07ae25f0a
1 changed files with 20 additions and 1 deletions
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21
engine/src/flutter/shell/platform/android/io/flutter/view/FlutterView.java
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@ -7,6 +7,7 @@ package io.flutter.view;
import android.annotation.TargetApi;
import android.app.Activity;
import android.content.Context;
import android.content.ContextWrapper;
import android.content.res.Configuration;
import android.graphics.Bitmap;
import android.graphics.PixelFormat;
@ -129,7 +130,11 @@ public class FlutterView extends SurfaceView implements BinaryMessenger, Texture
public FlutterView(Context context, AttributeSet attrs, FlutterNativeView nativeView) {
super(context, attrs);
Activity activity = (Activity) getContext();
Activity activity = getActivity(getContext());
if (activity == null) {
throw new IllegalArgumentException("Bad context");
}
if (nativeView == null) {
mNativeView = new FlutterNativeView(activity.getApplicationContext());
} else {
@ -191,6 +196,20 @@ public class FlutterView extends SurfaceView implements BinaryMessenger, Texture
sendLocalesToDart(getResources().getConfiguration());
sendUserPlatformSettingsToDart();
}
private static Activity getActivity(Context context) {
if (context == null) {
return null;
}
if (context instanceof Activity) {
return (Activity) context;
}
if (context instanceof ContextWrapper) {
// Recurse up chain of base contexts until we find an Activity.
return getActivity(((ContextWrapper) context).getBaseContext());
}
return null;
}
@Override
public boolean onKeyUp(int keyCode, KeyEvent event) {