DivestOS/Patches/LineageOS-14.1/android_frameworks_base/358732.patch

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Valentin Iftime <valiiftime@google.com>
Date: Wed, 22 Feb 2023 09:38:55 +0100
Subject: [PATCH] Prevent RemoteViews crashing SystemUi
Catch canvas drawing exceptions caused by unsuported image sizes.
Test: 1. Post a custom view notification with a layout
containing an ImageView that references a 5k x 5k image
2. Add an App Widget to the home screen with that has the
layout mentioned above as preview/initial layout.
Bug: 268193777
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:cfc0b34432ab54e3fa472db5c43e620293f64a5d)
Merged-In: Ib3bda769c499b4069b49c566b1b227f98f707a8a
Change-Id: Ib3bda769c499b4069b49c566b1b227f98f707a8a
---
.../android/appwidget/AppWidgetHostView.java | 38 ++++++++++++++-----
1 file changed, 28 insertions(+), 10 deletions(-)
diff --git a/core/java/android/appwidget/AppWidgetHostView.java b/core/java/android/appwidget/AppWidgetHostView.java
index 5d99ada9a024..07a23916b4c9 100644
--- a/core/java/android/appwidget/AppWidgetHostView.java
+++ b/core/java/android/appwidget/AppWidgetHostView.java
@@ -248,19 +248,26 @@ public class AppWidgetHostView extends FrameLayout {
super.onLayout(changed, left, top, right, bottom);
} catch (final RuntimeException e) {
Log.e(TAG, "Remote provider threw runtime exception, using error view instead.", e);
- removeViewInLayout(mView);
- View child = getErrorView();
- prepareView(child);
- addViewInLayout(child, 0, child.getLayoutParams());
- measureChild(child, MeasureSpec.makeMeasureSpec(getMeasuredWidth(), MeasureSpec.EXACTLY),
- MeasureSpec.makeMeasureSpec(getMeasuredHeight(), MeasureSpec.EXACTLY));
- child.layout(0, 0, child.getMeasuredWidth() + mPaddingLeft + mPaddingRight,
- child.getMeasuredHeight() + mPaddingTop + mPaddingBottom);
- mView = child;
- mViewMode = VIEW_MODE_ERROR;
+ handleViewError();
}
}
+ /**
+ * Remove bad view and replace with error message view
+ */
+ private void handleViewError() {
+ removeViewInLayout(mView);
+ View child = getErrorView();
+ prepareView(child);
+ addViewInLayout(child, 0, child.getLayoutParams());
+ measureChild(child, MeasureSpec.makeMeasureSpec(getMeasuredWidth(), MeasureSpec.EXACTLY),
+ MeasureSpec.makeMeasureSpec(getMeasuredHeight(), MeasureSpec.EXACTLY));
+ child.layout(0, 0, child.getMeasuredWidth() + mPaddingLeft + mPaddingRight,
+ child.getMeasuredHeight() + mPaddingTop + mPaddingBottom);
+ mView = child;
+ mViewMode = VIEW_MODE_ERROR;
+ }
+
/**
* Provide guidance about the size of this widget to the AppWidgetManager. The widths and
* heights should correspond to the full area the AppWidgetHostView is given. Padding added by
@@ -767,4 +774,15 @@ public class AppWidgetHostView extends FrameLayout {
}
};
}
+
+ @Override
+ protected void dispatchDraw(Canvas canvas) {
+ try {
+ super.dispatchDraw(canvas);
+ } catch (Exception e) {
+ // Catch draw exceptions that may be caused by RemoteViews
+ Log.e(TAG, "Drawing view failed: " + e);
+ post(this::handleViewError);
+ }
+ }
}