closeTab method
Implementation
void closeTab(TabSwitcherTab tab) {
_tabs.remove(tab);
var i = 0;
for (var t in _tabs) {
t._index = i++;
}
if (_currentTab == tab) {
if (_tabs.isNotEmpty) {
_currentTab = _tabs.last;
} else {
_currentTab = null;
if (_switcherActive == false) {
_switcherActive = true;
_switchModeSubject.add(_switcherActive!);
}
}
_currentTabChangedSubject.sink.add(_currentTab);
}
_tabClosedSubject.sink.add(tab);
}