This should work. Widget build(BuildContext context) { return Scaffold( appBar: AppBar( title:Text(‘hi’), leading: IconButton( icon: Icon(Icons.accessible), onPressed: () => Scaffold.of(context).openDrawer(), ), ), ); From the docs -> {Widget leading} Type: Widget A widget to display before the How can I change Drawer icon in flutter?. If this is null and [automaticallyImplyLeading] is set to true, … Read more
A possible implementation would be: HTML structure: <div> <!– Outer wrapper –> <ul> <!– Main navigation bar container –> <li> <!– First-level item without submenu –> <a> <!– Destination URL –> </a> </li> <li> <!– First-level item with submenu –> <a> <!– Destination URL –> </a> <ul> <!– Second-level menu container –> <li> <!– Second-level … Read more
Put this code into onCreate() of your Activity. Works well for me. Even using compileSdk 23 and higher. drawer = (DrawerLayout) findViewById(R.id.drawer_layout); final Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar); if(toolbar != null) { toggle = new ActionBarDrawerToggle( this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close); toggle.syncState(); drawer.setDrawerListener(toggle); getSupportFragmentManager().addOnBackStackChangedListener(new FragmentManager.OnBackStackChangedListener() { @Override public void onBackStackChanged() { if (getSupportFragmentManager().getBackStackEntryCount() > 0) … Read more
Is the above statement correct (accurate)? Yes. Instead of returning null you can also just return void. If yes, then what are the implications of this? Specifically, what effect does using one versus the other have on data on the page (values in JSF UI components, or data stored in a request-scope bean in a … Read more
This is called the “Minimap” in Sublime Text. To disable it, go to View -> Hide Minimap in the menus.
The no current navigation node error occurs when there’s no graph set and you attempt to call navigate(). If it only occurs when you’re using FragmentContainerView and after a configuration change, then this would be related to this bug, which is fixed and scheduled for release with Navigation 2.2.0-rc03. To work around this issue, you … Read more
Navigate to a new screen: Navigator.of(context).push(MaterialPageRoute(builder: (context) => NewScreen())); where context is the BuildContext of a widget and NewScreen is the name of the second widget layout. Code main.dart import ‘package:flutter/material.dart’; void main() => runApp(MyApp()); class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( title: ‘Flutter Demo’, theme: ThemeData(primarySwatch: Colors.blue), home: HomeScreen(), … Read more
This JS has generally worked well for me if you also put an ID on the element: document.getElementById(‘MyID’).scrollIntoView(true); This is good as it will also position scrollable divs etc so that the content is visible.
You forgot to implement onOptionsItemSelected This is where the magic happens: @Override public boolean onOptionsItemSelected(MenuItem item) { // Pass the event to ActionBarDrawerToggle, if it returns // true, then it has handled the app icon touch event if (mDrawerToggle.onOptionsItemSelected(item)) { return true; } // Handle your other action bar items… return super.onOptionsItemSelected(item); }
Did you try :help scroll-horizontal? You could use a mapping to scroll, for example, 20 characters to the left or to the right: map <C-L> 20zl ” Scroll 20 characters to the right map <C-H> 20zh ” Scroll 20 characters to the left Without applying a mapping, you could use zL to move the view … Read more