Click a button to have the menu option pop-up from the specified position around the button.

Android Material Design:popupmenu

Android Material Design introduced popupmenu similar to the past context menu, but more flexible. ：

Now give the code to implement PopupMenu. This example is a normal button triggering pop-up popupmenu.

Mainactivity.java of the test:

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2. Package zhangphil.materialdesign;
6. Import android.app.Activity;
8. Import Android.os.Bundle;
10. Import Android.support.v7.widget.PopupMenu;
12. Import Android.view.MenuItem;
14. Import Android.view.View;
16. Import Android.widget.Button;
18. Import Android.widget.Toast;
22. Public class Mainactivity extends Activity {
26. @Override
28. protected void OnCreate (Bundle savedinstancestate) {
30. super.oncreate (savedinstancestate);
32. Setcontentview (R.layout.activity_main);
36. Final Button button = (button) Findviewbyid (R.id.button);
38. Button.setonclicklistener (new View.onclicklistener () {
42. @Override
44. public void OnClick (View v) {
46. ShowPopupMenu (button);
48. }
50. });
52. }
56. private void ShowPopupMenu (view view) {
58. //view current PopupMenu The location of the relative view displayed
60. PopupMenu PopupMenu = new PopupMenu (this, view);
64. //Menu Layout
66. Popupmenu.getmenuinflater (). Inflate (R.menu.main, Popupmenu.getmenu ());
70. //menu item Click event
72. Popupmenu.setonmenuitemclicklistener (new Popupmenu.onmenuitemclicklistener () {
74. @Override
76. Public Boolean Onmenuitemclick (MenuItem item) {
78. Toast.maketext (Getapplicationcontext (), Item.gettitle (), Toast.length_short). Show ();
80. return false;
82. }
84. });
88. //PopupMenu Shutdown Event
90. Popupmenu.setondismisslistener (new Popupmenu.ondismisslistener () {
92. @Override
94. public void Ondismiss (PopupMenu menu) {
96. Toast.maketext (Getapplicationcontext (), "Close PopupMenu", Toast.length_short). Show ();
98. }
100. });
104. Popupmenu.show ();
106. }
108. }

Package Zhangphil.materialdesign;import Android.app.activity;import Android.os.bundle;import Android.support.v7.widget.popupmenu;import Android.view.menuitem;import Android.view.view;import Android.widget.button;import Android.widget.toast;public class Mainactivity extends Activity {@Overrideprotected void OnCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate); Setcontentview (R.layout.activity_main); Final button button = (button) Findviewbyid (R.id.button); Button.setonclicklistener (new View.onclicklistener () {@ overridepublic void OnClick (View v) {showpopupmenu (button);}}); private void ShowPopupMenu (view view) {///view current PopupMenu Displays the location of the relative View popupmenu popupmenu = new PopupMenu (this, View);//M ENU layout popupmenu.getmenuinflater (). Inflate (R.menu.main, Popupmenu.getmenu ());// menu item Click event Popupmenu.setonmenuitemclicklistener (New Popupmenu.onmenuitemclicklistener () {@Overridepublic Boolean Onmenuitemclick (MenuItem item) {Toast.maketext (Getapplicationcontext (), Item.gettitle (), toAst. Length_short). Show (); return false;}); /PopupMenu Shutdown Event Popupmenu.setondismisslistener (new Popupmenu.ondismisslistener () {@Overridepublic void Ondismiss ( PopupMenu menu) {Toast.maketext (Getapplicationcontext (), "Close PopupMenu", Toast.length_short). Show ();}); Popupmenu.show ();}}

The Activity_main layout file required by Mainactivity.java contains only one normal Android Button, which is not mentioned again.

Main.xml in the menu directory:

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2. <menu xmlns:android="http://schemas.android.com/apk/res/android"
4. xmlns:app="Http://schemas.android.com/apk/res-auto"
6. xmlns:tools="Http://schemas.android.com/tools" >
10. <item
12. android:id="@+id/action_open"
14. android:orderincategory="
16. android:title="open"
18. app:showasaction="never"/>
20. <item
22. android:id="@+id/action_new"
24. android:orderincategory="
26. android:title="new"
28. app:showasaction="never"/>
30. <item
32. android:id="@+id/action_del"
34. android:orderincategory="
36. android:title="Delete"
38. app:showasaction="never"/>
42. </Menu>

Click a button to have the menu option pop-up from the specified position around the button.