The QQ friends list slides to the left to display the top, delete -- third-party open source -- SwipeMenuListView, swipemenulistview

The QQ friends list slides to the left to display the top, delete -- third-party open source -- SwipeMenuListView, swipemenulistview

SwipeMenuListView is a third-party open source project on github. The link to this project on github is: https://github.com/baoyongzhang/SwipeMenuListView.

After downloading, copy and paste the project package to the desired project:

Test code:

Item. xml:

1 <? Xml version = "1.0" encoding = "UTF-8"?> 2 <RelativeLayout xmlns: android = "http://schemas.android.com/apk/res/android" 3 android: layout_width = "match_parent" 4 android: layout_height = "match_parent"> 5 6 <ImageView 7 android: id = "@ + id/imageView" 8 android: layout_width = "60dp" 9 android: layout_height = "60dp" 10 android: src = "@ drawable/ic_launcher"/> 11 12 <TextView13 android: id = "@ + id/textView" 14 android: layout_width = "wrap_content" 15 android: layout_height = "wrap_content" 16 android: layout_alignBottom = "@ + id/imageView" 17 android: layout_alignParentRight = "true" 18 android: layout_alignParentTop = "true" 19 android: layout_toRightOf = "@ + id/imageView" 20 android: gravity = "center" 21 android: textSize = "20sp"/> 22 23 </RelativeLayout>Item. xml

Activity_main.xml:

 1 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 2     xmlns:tools="http://schemas.android.com/tools" 3     android:layout_width="match_parent" 4     android:layout_height="match_parent" > 5  6     <com.baoyz.swipemenulistview.SwipeMenuListView 7         android:id="@+id/listView" 8         android:layout_width="match_parent" 9         android:layout_height="match_parent" />10 11 </LinearLayout>

MainActivity. java:

1 package com. zzw. testswipemenulistview; 2 3 import java. util. arrayList; 4 5 import com. baoyz. swipemenulistview. swipeMenu; 6 import com. baoyz. swipemenulistview. swipeMenuCreator; 7 import com. baoyz. swipemenulistview. swipeMenuItem; 8 import com. baoyz. swipemenulistview. swipeMenuListView; 9 import com. baoyz. swipemenulistview. swipeMenuListView. onMenuItemClickListener; 10 import com. baoyz. swipemenulistvi Ew. swipeMenuListView. onSwipeListener; 11 12 import android. app. activity; 13 import android. content. context; 14 import android. graphics. color; 15 import android. graphics. drawable. colorDrawable; 16 import android. OS. asyncTask; 17 import android. OS. bundle; 18 import android. OS. handler; 19 import android. OS. message; 20 import android. util. log; 21 import android. view. layoutInflater; 22 import android. v Iew. view; 23 import android. view. viewGroup; 24 import android. widget. arrayAdapter; 25 import android. widget. textView; 26 import android. widget. toast; 27 28 public class MainActivity extends Activity {29 30 private ArrayList <String> datas; 31 private ArrayAdapter adapter; 32 private SwipeMenuListView listView; 33 private Handler handler; 34 35 @ Override 36 protected void onCreate (Bundle savedInsta NceState) {37 super. onCreate (savedInstanceState); 38 setContentView (R. layout. activity_main); 39 40 handler = new Handler () {41 @ Override 42 public void handleMessage (Message msg) {43 if (msg. what = 0) {44 45 int position = (Integer) msg. obj; 46 String str = datas. get (position); 47 datas. remove (position); 48 datas. add (0, str); 49 adapter. notifyDataSetChanged (); 50 Toast. makeText (getApplication Context (), "success", 0 ). show (); 51 52} else if (msg. what = 1) {53 54 Toast. makeText (getApplicationContext (), "open", 0 ). show (); 55 56} else if (msg. what = 2) {57 58 int position = (Integer) msg. obj; 59 datas. remove (position); 60 adapter. notifyDataSetChanged (); 61 Toast. makeText (getApplicationContext (), "successfully deleted", 0 ). show (); 62 63} 64} 65}; 66 67 // Add test data 68 datas = new ArrayList <String> (); 69 f Or (int I = 0; I <= 50; I ++) {70 datas. add ("Test Data -->" + I); 71} 72 73 adapter = new MyAdapter (this,-1); 74 75 SwipeMenuCreator creator = new SwipeMenuCreator () {76 77 @ Override 78 public void create (SwipeMenu menu) {79 // set the top menu button and set the icon and title 80 SwipeMenuItem top = new SwipeMenuItem (getApplicationContext ()); 81 top. setBackground (new ColorDrawable (Color. LTGRAY); 82 top. setWidth (dp2px (90); 83 P. setTitle ("top"); 84 top. setTitleSize (20); 85 top. setIcon (R. drawable. ic_top); 86 top. setTitleColor (Color. RED); 87 menu. addMenuItem (top); 88 89 // set the menu button to enter, only set the title 90 SwipeMenuItem openItem = new SwipeMenuItem (getApplicationContext (); 91 openItem. setBackground (new ColorDrawable (Color. GREEN); 92 openItem. setWidth (dp2px (90); 93 openItem. setTitle ("open"); 94 openItem. setTitleSize (20); 95 openItem. set TitleColor (Color. WHITE); 96 menu. addMenuItem (openItem); 97 98 // set the delete menu button. Only the icons 99 SwipeMenuItem deleteItem = new SwipeMenuItem (getApplicationContext (); 100 deleteItem are set. setWidth (dp2px (90); 101 deleteItem. setBackground (new ColorDrawable (Color. RED); 102 deleteItem. setIcon (R. drawable. ic_delete); 103 menu. addMenuItem (deleteItem); 104} 105}; 106 107 listView = (SwipeMenuListView) findViewById (R. id. listV Iew); 108 listView. setMenuCreator (creator); 109 110 // set the event 111 listView triggered when different menus are clicked. listener (new OnMenuItemClickListener () {112 113 @ Override114 public boolean onMenuItemClick (int position, SwipeMenu menu, int index) {115 // The value of index is to add SwipeMenuItem values in sequence in SwipeMenu, similar to the subscript of an array. 116 // starting from 0, in sequence: 0, 1, 2, 3... 117 switch (index) {118 case 0: 119 // make the menu smooth and close the 120 listView. smoothCloseMenu (); 121 122 Message msg0 = handler. obtainMessage (); 123 msg0.what = 0; 124 msg0.obj = position; 125 // sent after 1 second, in order to reflect the effect of smooth menu closure 126 handler. sendMessageDelayed (msg0, 1000); 127 String str = datas. get (position); 128 129 break; 130 case 132 Message msg1 = handler. obtainMessage (); 133 msg1.why = 1; 134 msg1.obj = Position; 135 handler. sendMessage (msg1); 136 137 break; 138 case listView. smoothCloseMenu (); 140 141 Message msg2 = handler. obtainMessage (); 142 msg2.what = 2; 143 msg2.obj = position; 144 handler. sendMessageDelayed (msg2, 1000); 145 146 break; 147} 148 // false: The menu is automatically collapsed when a user triggers a screen somewhere else. 149 // true: do not change the style of the opened menu and keep it unchanged. 150 return false; 151} 152}); 153 154 // monitor the user's SwipeMenu slide event in ListView. 155 listView. setOnSwipeListener (new OnSwipeListener () {156 157 @ Override158 public void onSwipeStart (int position) {159 Log. d ("Location: --" + position, ""); 160} 161 162 @ Override163 public void onSwipeEnd (int position) {164 Log. d ("Location: --" + position, ""); 165} 166}); 167 168 listView. setAdapter (adapter); 169} 170 171 private class MyAdapter extends ArrayAdapter {172 173 LayoutInflater inflater; 174 175 176 public MyAdapter (Context context, int resource) {super (context, resource ); 177 inflater = LayoutInflater. from (context); 178} 179 180 @ Override181 public int getCount () {182 return datas. size (); 183} 184 185 @ Override186 public View getView (int position, View convertView, ViewGroup parent) {187 if (convertView = null) {188 convertView = inflater. inflate (R. layout. item, null); 189} 190 191 TextView textView = (TextView) convertView. findViewById (R. id. textView); 192 textView. setText (datas. get (position); 193 194 return convertView; 195} 196 197} 198 199 public int dp2px (float dipValue) {200 final float scale = this. getResources (). getDisplayMetrics (). density; 201 return (int) (dipValue * scale + 0.5f); 202} 203}