navigateBack method
Navigates back withing active NavigatorStack or sets page index to 0.
Returns true
if navigation is handled by Controller.
Implementation
bool navigateBack() {
final rootIndex = _initialIndex ?? 0;
if (currentPageIndex != rootIndex) {
if (!(currentControl?.navigateBack() ?? true)) {
setPageIndex(rootIndex);
}
return true;
}
return currentControl?.navigateBack() ?? true;
}