android Menu 菜单使用总结

阅读之后简单写其中的某些功能，先贴图：

第一步：

相关代码：

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第二步：

代码中的实现：

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packagecom.jiaruihuademo.testmenu; importjava.util.ArrayList; importjava.util.List; importandroid.os.Bundle; importandroid.annotation.SuppressLint; import.Activity; importandroid.view.ContextMenu; importandroid.view.ContextMenu.ContextMenuInfo; importandroid.view.Menu; importandroid.view.MenuInflater; importandroid.view.MenuItem; importandroid.view.View; importandroid.view.View.OnCreateContextMenuListener; importandroid.widget.AdapterView; importandroid.widget.AdapterView.AdapterContextMenuInfo; importandroid.widget.AdapterView.OnItemClickListener; importandroid.widget.ArrayAdapter; importandroid.widget.ListView; importandroid.widget.PopupMenu; importandroid.widget.PopupMenu.OnMenuItemClickListener; importandroid.widget.Toast; /** * * menu 的简单使用 * * @author JiaRH * * @date 2013-12-30 上午9:55:29 */ @SuppressLint(NewApi) publicclassMainActivity extendsActivity implementsOnMenuItemClickListener, OnCreateContextMenuListener, OnItemClickListener { privateListView listview; @Override protectedvoidonCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); listview = (ListView) findViewById(.listView1); List<string> list = newArrayList<string>(); for(inti = 0; i < 20; i++) { list.add(i + ); } listview.setAdapter(newArrayAdapter<string>(this, android.R.layout.simple_list_item_1, list)); listview.setOnItemClickListener(this); } /** * 创建popviewMenu * * @param v */ @SuppressLint(NewApi) publicvoidshowpop(View v) { PopupMenu popup = newPopupMenu(this, v); MenuInflater inflater = popup.getMenuInflater(); inflater.inflate(R.menu.main, popup.getMenu()); popup.setOnMenuItemClickListener(this); popup.show(); } @Override publicbooleanonCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.main, menu); returntrue; } /* * (non-Javadoc) * * @see .Activity#onOptionsItemSelected(android.view.MenuItem) */ @Override publicbooleanonOptionsItemSelected(MenuItem item) { switch(item.getItemId()) { case.item1: Toast.makeText(this, you have clicked 1, 0).show(); break; case.item2: Toast.makeText(this, you have clicked 2, 0).show(); break; case.item3: Toast.makeText(this, you have clicked 3, 0).show(); break; case.item4: Toast.makeText(this, you have clicked 4, 0).show(); break; default: break; } returnsuper.onOptionsItemSelected(item); } /** * 响应popmenu的点击事件 */ @Override publicbooleanonMenuItemClick(MenuItem item) { switch(item.getItemId()) { case.item1: Toast.makeText(this, you have clicked 1, 0).show(); break; case.item2: Toast.makeText(this, you have clicked 2, 0).show(); break; case.item3: Toast.makeText(this, you have clicked 3, 0).show(); break; case.item4: Toast.makeText(this, you have clicked 4, 0).show(); break; default: break; } returnfalse; } /** * listview响应事件 */ @Override publicvoidonItemClick(AdapterView<!--?--> parent, View view, intposition, longid) { // TODO Auto-generated method stub registerForContextMenu(view); } @Override publicvoidonCreateContextMenu(ContextMenu menu, View v, ContextMenuInfo menuInfo) { super.onCreateContextMenu(menu, v, menuInfo); MenuInflater inflater = getMenuInflater(); inflater.inflate(R.menu.main, menu); } @Override publicbooleanonContextItemSelected(MenuItem item) { AdapterContextMenuInfo info = (AdapterContextMenuInfo) item .getMenuInfo(); switch(item.getItemId()) { case.item1: Toast.makeText(this, you have clicked 1, 0).show(); returntrue; case.item2: Toast.makeText(this, you have clicked 2, 0).show(); returntrue; case.item3: Toast.makeText(this, you have clicked 3, 0).show(); returntrue; case.item4: Toast.makeText(this, you have clicked 4, 0).show(); returntrue; default: returnsuper.onContextItemSelected(item); } } } </string></string></string>

第三步;附上布局文件：

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<relativelayout android:layout_height="match_parent"android:layout_width="match_parent"android:paddingbottom="@dimen/activity_vertical_margin"android:paddingleft="@dimen/activity_horizontal_margin"android:paddingright="@dimen/activity_horizontal_margin"android:paddingtop="@dimen/activity_vertical_margin"tools:context=".MainActivity"xmlns:android="http:///apk/res/android"xmlns:tools="http:///tools"> <textview android:id="@+id/textView1"android:layout_height="wrap_content"android:layout_width="wrap_content"android:text="@string/hello_world"><button android:id="@+id/showpop"android:layout_below="@+id/textView1"android:layout_height="wrap_content"android:layout_margintop="16dp"android:layout_width="wrap_content"android:onclick="showpop"android:text="show"popmenu=""> <listview android:id="@+id/listView1"android:layout_alignleft="@+id/showpop"android:layout_below="@+id/showpop"android:layout_height="wrap_content"android:layout_margintop="40dp"android:layout_width="match_parent"> </listview></button></textview></relativelayout>

备注;

我使用的

android:minSdkVersion=8
android:targetSdkVersion=18 />