A brief introduction to the left sidebar of the drawer property app of the basic component Scaffold of Flutter

The drawer property is used to define the left sidebar of the application, usually in combination with the List View component.
The attribute value is the common attributes and functions of the Drawer type component Drawer

property name	property value type	Defaults	illustrate
child	Widget type		Set the displayable object placed by Xu Ya in the left sidebar, which is commonly implemented with ListView
elevation	double	16	Set the Z coordinate order of components in Materia Design

The Drawer component can add header effects with the DrawerHeader and UserAccountsDrawerHeader components. Their properties are listed below.

Common properties and functions of DrawerHeader

property name	Types of	Function Description
decoration	Decoration	Set the decoration effect of the head area. Usually used to set the background color or background image
curve	Curve	Set the transition animation effect. If the decoration changes, it will use the change curve set by the curve and the animation time set by the duration to make a switching animation
child	widget	Set the components displayed in the header area
padding	EdgeInsetsGeometry	Set the padding value of the header component. If child is null, this value is invalid
margin	EdgeInsetsGeometry	Sets the gap around the head area

Common properties and functions of UserAccountsDraweHeader

property name	Types of	illustrate
margin	EdgelnsctsGcometry	Set the gap around the head zone city
decoration	Decoration	Set the decoration effect of the head district city. Usually used to set the background color or background image
currentAccountPicture	Widget	Set the current user's avatar
otherAccountsPictures	List	Set the avatar of other accounts of the current user
accountName	Widget	Set current username
accountEmail	Widget	Set current user Email
onDetailsPressed	VoidCallBack	Set the callback function that is triggered when accountName or accountEmail is clicked

/*设置左侧侧边栏*/
    drawer:Drawer(
      child: ListView(
        children: <Widget>[
          ListTile(leading: Icon(Icons.account_balance),title: Text("紫禁城"),subtitle:  Text('紫禁城的风水养人'),),
          ListTile(leading: Icon(Icons.account_box_rounded),title: Text("雍正"),subtitle:  Text('往事暗沉不可追，来日之路光明灿烂'),),
          ListTile(leading: Icon(Icons.accessibility_new),title: Text("皇后"),subtitle:  Text('死生不复相见'),),
        ],
      ),
    ),