Android AlertDialog菜单三

本文主要是实现菜单中的列表选项,具体可以应用到分享一类

Layout布局

itm_view.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent" >

    <ImageView
        android:id="@+id/imageView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:src="@drawable/ic_launcher" />

    <TextView
        android:id="@+id/text"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="TextView" />

</LinearLayout>


activity_main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="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="com.example.alertdialog.MainActivity" >

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/hello_world" />

</RelativeLayout>

listview.xml

<?xml version="1.0" encoding="utf-8"?>
<ListView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:id="@+id/list_view" >
    

</ListView>

myview.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent" >
    
    <ImageView  android:layout_width="match_parent"
    android:layout_height="match_parent"
   	android:src="@drawable/ic_launcher"/>

</LinearLayout>

menu布局

main.xml

<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    tools:context="com.example.alertdialog.MainActivity" >
    
    
   <item
        android:id="@+id/listView"
        android:orderInCategory="95"
        android:showAsAction="never"
        android:title="自定义ListView"/> 
    
     <item
        android:id="@+id/myview"
        android:orderInCategory="96"
        android:showAsAction="never"
        android:title="自定义"/>
    
     <item
        android:id="@+id/mutilistDialog"
        android:orderInCategory="97"
        android:showAsAction="never"
        android:title="多选列表选项"/>
    
    
    
     <item
        android:id="@+id/singlelistDialog"
        android:orderInCategory="98"
        android:showAsAction="never"
        android:title="单选列表选项"/>
    
    
    
    <item
        android:id="@+id/listDialog"
        android:orderInCategory="99"
        android:showAsAction="never"
        android:title="列表选项"/>
    
    
    <item
        android:id="@+id/action_settings"
        android:orderInCategory="100"
        android:showAsAction="never"
        android:title="@string/action_settings"/>

</menu>


package com.example.alertdialog;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;


public class MainActivity extends Activity {

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		getMenuInflater().inflate(R.menu.main, menu);
		return true;
	}


	private	void	myTask(final String s){
		AlertDialog dialog=new AlertDialog.Builder(this).create();
		dialog.setTitle(s);
		dialog.setMessage("确定这样的操作吗?");
		dialog.setButton(DialogInterface.BUTTON_POSITIVE, "确定: "+s, new DialogInterface.OnClickListener() {
			
			@Override
			public void onClick(DialogInterface dialog, int which) {
				Toast.makeText(getApplicationContext(), "已经分享到"+s, Toast.LENGTH_SHORT).show();
			}
		});
		
		dialog.show();
	}
	
	private	class	MyAdapter extends	ArrayAdapter{

		private	LayoutInflater infalter;
		
		public MyAdapter(Context context, int resource) {
			super(context, resource);
			
			infalter=LayoutInflater.from(context);
		}
		
		
		@Override
		public View getView(int position, View convertView, ViewGroup parent) {
			if(convertView==null)
				convertView=infalter.inflate(R.layout.item_view, null);
			
			TextView text=(TextView) convertView.findViewById(R.id.text);
			text.setText("data "+position);
			
			return	convertView;
		}
		
		@Override
		public	int	getCount(){
			return	50;
		}
		
	}
	
	
	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
		int id = item.getItemId();
		
		if(id==R.id.listView){
			AlertDialog.Builder builder=new AlertDialog.Builder(this);
			
			LayoutInflater mLayoutInflater=	getLayoutInflater();
			View view=mLayoutInflater.inflate(R.layout.listview, null);
			ListView lv=(ListView) view.findViewById(R.id.list_view);
			
//			String[] data=new String[50];
//			for(int i=0;i<data.length;i++){
//				data[i]="test: "+i;
//			}
			//ArrayAdapter adapter=new ArrayAdapter(this,android.R.layout.simple_list_item_1,data);
			MyAdapter adapter=new MyAdapter(this,-1);
			lv.setAdapter(adapter);
			
			lv.setOnItemClickListener(new AdapterView.OnItemClickListener (){

				@Override
				public void onItemClick(AdapterView<?> arg0, View arg1,int pos, long id) {
					Toast.makeText(getApplicationContext(), "分享成功!"+pos , Toast.LENGTH_SHORT).show();
				}});
			
			lv.setOnItemLongClickListener(new AdapterView.OnItemLongClickListener (){

				@Override
				public boolean onItemLongClick(AdapterView<?> arg0, View arg1,int pos, long arg3) {
					Toast.makeText(getApplicationContext(), "长按 -> 分享成功!"+pos , Toast.LENGTH_SHORT).show();
					return true;
				}});
			
			builder.setView(view);
			builder.setTitle("分享");
			builder.create().show();
		}
		
		if(id==R.id.myview){
			
			AlertDialog.Builder builder=new AlertDialog.Builder(this);
			
			LayoutInflater mLayoutInflater=	getLayoutInflater();
			View view=mLayoutInflater.inflate(R.layout.myview, null);
			builder.setView(view);
			
			builder.create().show();
		}
		
		if(id==R.id.mutilistDialog){
			final String[] items={"同时转发到微信","同时转发到QQ好友","同时转发到新浪微博"};
			AlertDialog.Builder builder=new AlertDialog.Builder(this);
			
			final	boolean[] choices={false,false,true};
			builder.setTitle("多选");
			builder.setMultiChoiceItems(items, choices, new DialogInterface.OnMultiChoiceClickListener() {
				
				@Override
				public void onClick(DialogInterface dialog, int which, boolean isChecked) {
					//if(isChecked)
					//	Toast.makeText(getApplicationContext(), "选中"+items[which], Toast.LENGTH_SHORT).show();
				}
			});
			
			AlertDialog dialog=builder.create();
						
			dialog.setButton(DialogInterface.BUTTON_POSITIVE, "OK", new DialogInterface.OnClickListener() {
				
				@Override
				public void onClick(DialogInterface dialog, int which) {
					String s="";
					
					for(int i=0;i<items.length;i++){
						if(choices[i])
							s=s+","+items[i];
					}
					
//					for(int i=0;i<choices.length;i++){
//						if(choices[i]){
//							s=s+","+items[i];
//						}
//					}
				
					Toast.makeText(getApplicationContext(), "选中"+s, Toast.LENGTH_LONG).show();
				}
			});
			
			dialog.show();
		}
		
		
		if(id==R.id.singlelistDialog){
			final String[] items={"转发到微信","转发到QQ好友","转发到新浪微博"};
			AlertDialog.Builder builder=new AlertDialog.Builder(this);
			
			builder.setSingleChoiceItems(items, 0, new DialogInterface.OnClickListener() {
				
				@Override
				public void onClick(DialogInterface dialog, int which) {
					
					Toast.makeText(getApplicationContext(), items[which], Toast.LENGTH_SHORT).show();
					dialog.dismiss();
				}
			});
			
			AlertDialog dialog=builder.create();
			dialog.show();
			
		}
		
		
		
		if(id==R.id.listDialog){
			
			final String[] items={"转发到微信","转发到QQ好友","转发到新浪微博"};
			
			AlertDialog.Builder builder=new AlertDialog.Builder(this);
			
			builder.setItems(items, new  DialogInterface.OnClickListener(){

				@Override
				public void onClick(DialogInterface dialog, int which) {
					//Toast.makeText(getApplicationContext(), items[which], Toast.LENGTH_SHORT).show();
					//处理你们的逻辑
					myTask(items[which]);
					
				}});
			
			AlertDialog dialog=builder.setTitle("biaoti 1").create();
			dialog.show();
		}
		
		if (id == R.id.action_settings) {
			return true;
		}
		return super.onOptionsItemSelected(item);
	}
}


Android AlertDialog菜单三_第1张图片





Android AlertDialog菜单三_第2张图片

你可能感兴趣的:(android,AlertDialog)