FAILURE_DISALLOWED property
final
Indicates that the postMessage request was not allowed due to a bad argument or requesting at a disallowed time like when in background.
Officially Supported Platforms/Implementations:
- Android WebView
Implementation
static final FAILURE_DISALLOWED =
CustomTabsPostMessageResultType._internalMultiPlatform(-1, () {
switch (defaultTargetPlatform) {
case TargetPlatform.android:
return -1;
default:
break;
}
return null;
});