[Android] Add custom system-wide text selection toolbar buttons for SelectableRegion (#141103)
## Description This PR adds custom system-wide text selection toolbar buttons on Android for `SelectableRegion` and `SelectionArea`. https://github.com/flutter/flutter/pull/139738 adds those buttons for `EditableText` (which is used by `TextField` and `SelectableText` but not by `SelectionArea`). ## Related Issue Step 5 for https://github.com/flutter/flutter/issues/139361 ## Tests Adds 2 tests.
Showing
Please register or sign in to comment