int index = 0; @override Widget build(BuildContext context) { return new Scaffold( body: new Stack( children: <Widget>[ new Offstage( offstage: index != 0, child: new TickerMode( enabled: index == 0, child: new MaterialApp(home: new YourLeftPage()), ), ), new Offstage( offstage: index != 1, child: new TickerMode( enabled: index == 1, child: new MaterialApp(home: new YourRightPage()), … Read more
Instead of giving you a direct answer, I’m going to walk you through how I thought about this when I saw the question, in the hope that it’ll help you in the future. Let’s take a look at the assertion. It says Failed assertion: line 1995 pos 12: ‘!_debugLocked’: I/flutter (24830): is not true.. Hmm, … Read more
You are not the only person which has the problem. I answerd to the same question before. To reload the grid content from the server you should reset the datatype parameter to original value “json” or “xml” and then refresh the grid. For example jQuery(“#list”).jqGrid(‘setGridParam’,{datatype:’json’}).trigger(‘reloadGrid’); UPDATED: To call the line inside of beforeRefresh event handler … Read more
Screenshot: Starting point: void main() => runApp(MaterialApp(home: HomePage())); HomePage [BottomNavigationBar + Page1] class HomePage extends StatelessWidget { @override Widget build(BuildContext context) { return Scaffold( bottomNavigationBar: BottomNavigationBar( backgroundColor: Colors.orange, items: [ BottomNavigationBarItem(icon: Icon(Icons.call), label: ‘Call’), BottomNavigationBarItem(icon: Icon(Icons.message), label: ‘Message’), ], ), body: Navigator( onGenerateRoute: (settings) { Widget page = Page1(); if (settings.name == ‘page2’) page = … Read more