RecycleView的側拉索引

2021-08-06 05:16:18 字數 2003 閱讀 5521

依賴      compile

'com.android.support:recyclerview-v7:23.1.1'

compile 'ca.barrenechea.header-decor:header-decor:0.2.6'.support


.v7.widget


.recyclerview


android:id="@+id/id_recyclerview"


android:divider="#ffff0000"


android:dividerheight="10dp"


android:layout_width="match_parent"


android:layout_height="match_parent" />


//字母索引


.recyclerviewdemo


.quickindexbar


android:layout_alignparentright="true"


android:background="#000"


android:layout_width="36dp"


android:layout_height="match_parent"


android:padding="6dp"


android:id="@+id/qib" />
public


static


final string names = new string ;


this.rv = (recyclerview) findviewbyid(r.id.id_recyclerview);


qibar = (quickindexbar) findviewbyid(r.id.qib);


contactsbean bean;


for (int i = 0; i < names.length; i++) 


//對集合進行排序


collections.sort(namelist);


//條目間的間隔線


dividerdecoration divider = new dividerdecoration.builder(mainactivity.this)


.setheight(r.dimen.default_divider_height)


.setpadding(r.dimen.default_divider_padding)


.setcolorresource(r.color.coloraccent)


.build();


manager = new linearlayoutmanager(mainactivity.this);


rv.sethasfixedsize(true);


rv.setlayoutmanager(manager);


rv.additemdecoration(divider);


final contactsadapter adapter = new contactsadapter(mainactivity.this, namelist);


//設定懸浮索引


stickyheaderdecoration decor = new stickyheaderdecoration(adapter);


rv.setadapter(adapter);


rv.additemdecoration(decor, 1);


//側拉索引改變監聽


qibar.setonletterchangelistener(new quickindexbar.onletterchangelistener() 


break;}}


}@override


public


void


onreset() 


});recyclerview只能控制指定的item顯示到螢幕上 不保證位置



 
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