Android Dialog

对话框：确认，单选，多选，列表，自定义
activity_main.xml

<LinearLayout 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:orientation="vertical"
    tools:context=".MainActivity" >
    <Button
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="10dip"
        android:id="@+id/dialog_btn1"
        android:text="确认对话框"
        />
    <Button
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="10dip"
        android:id="@+id/dialog_btn2"
        android:text="单选按钮对话框"
        />
     <Button
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="10dip"
        android:id="@+id/dialog_btn3"
        android:text="多选按钮对话框"
        />
     <Button
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="10dip"
        android:id="@+id/dialog_btn4"
        android:text="列表对话框"
        />
     <Button
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:layout_marginTop="10dip"
        android:id="@+id/dialog_btn5"
        android:text="自定义对话框"
        />
</LinearLayout>

dialog_layout.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"
    android:orientation="vertical" >
    <LinearLayout
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal"
        >
    <EditText
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="输入内容..."
        android:layout_weight="1"
        />
    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="提交"
        android:layout_marginLeft="10dip"
        />
    </LinearLayout>
    <ImageView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="5dip"
        android:src="@drawable/topimg"
        />
</LinearLayout>

MainActivity.java

package com.imooc.dialog;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Toast;

public class MainActivity extends Activity {
    String [] single_list = {"男","女","女博士","程序员"};
    String [] multi_list = {"篮球","足球","男生","女生"};
    String [] item_list = {"项目经理","策划","测试","美工","程序猿"};
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        initEvent();
    }

    /**
     * 初始化点击事件
     */
    private void initEvent() {
        findViewById(R.id.dialog_btn1).setOnClickListener(
                new OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        // TODO Auto-generated method stub
                        showDialog1();
                    }
                });
        findViewById(R.id.dialog_btn2).setOnClickListener(
                new OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        // TODO Auto-generated method stub
                        showDialog2();
                    }
                });
        findViewById(R.id.dialog_btn3).setOnClickListener(
                new OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        // TODO Auto-generated method stub
                        showDialog3();
                    }
                });
        findViewById(R.id.dialog_btn4).setOnClickListener(
                new OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        // TODO Auto-generated method stub
                        showDialog4();
                    }
                });
        findViewById(R.id.dialog_btn5).setOnClickListener(
                new OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        // TODO Auto-generated method stub
                        showDialog5();
                    }
                });
    }

    /**
     * 显示确认对话框
     */
    private void showDialog1() {
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("确认对话框");//设置标题
        builder.setIcon(R.drawable.ic_launcher);//设置图标
        builder.setMessage("确认对话框提示内容");//设置内容
        builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                // TODO Auto-generated method stub
                Toast.makeText(MainActivity.this, "点击了确定按钮！",
                        Toast.LENGTH_SHORT).show();
            }
        });
        builder.setNegativeButton("取消",  new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                // TODO Auto-generated method stub
                Toast.makeText(MainActivity.this, "点击了取消按钮！",
                        Toast.LENGTH_SHORT).show();
            }
        });
        AlertDialog dialog = builder.create();//获取dialog
        dialog.show();//显示对话框
    }
    /**
     * 显示单选按钮对话框
     */
    private void showDialog2() {
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("选择性别");//设置标题
        builder.setIcon(R.drawable.ic_launcher);//设置图标
        builder.setSingleChoiceItems(single_list, 0, new DialogInterface.OnClickListener() {    
            @Override
            public void onClick(DialogInterface dialog, int which) {
                // TODO Auto-generated method stub
                String str = single_list[which];
                Toast.makeText(MainActivity.this, "这个人是"+str+"！",
                        Toast.LENGTH_SHORT).show();
            }
        });
        AlertDialog dialog = builder.create();//获取dialog
        dialog.show();//显示对话框
    }
    /**
     * 显示多选按钮对话框
     */
    private void showDialog3() {
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("爱好");//设置标题
        builder.setIcon(R.drawable.ic_launcher);//设置图标
        builder.setMultiChoiceItems(multi_list, null, new DialogInterface.OnMultiChoiceClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which, boolean isChecked) {
                // TODO Auto-generated method stub
                if(isChecked){
                    Toast.makeText(MainActivity.this, "我喜欢上了"+multi_list[which]+"！",
                            Toast.LENGTH_SHORT).show();
                }else{
                    Toast.makeText(MainActivity.this, "我不喜欢"+multi_list[which]+"了！",
                            Toast.LENGTH_SHORT).show();
                }
            }
        });
        builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                // TODO Auto-generated method stub
                dialog.dismiss();
            }
        });
        AlertDialog dialog = builder.create();//获取dialog
        dialog.show();//显示对话框
    }
    
    /**
     * 显示列表对话框
     */
    private void showDialog4() {
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("部门列表");//设置标题
        builder.setIcon(R.drawable.ic_launcher);//设置图标
        builder.setItems(item_list, new DialogInterface.OnClickListener() {         
            @Override
            public void onClick(DialogInterface dialog, int which) {
                // TODO Auto-generated method stub
                Toast.makeText(MainActivity.this, "我动了"+item_list[which]+"！",
                        Toast.LENGTH_SHORT).show();
            }
        });
        AlertDialog dialog = builder.create();//获取dialog
        dialog.show();//显示对话框
    }
    /**
     * 显示自定义对话框
     */
    private void showDialog5() {
        LayoutInflater inflater = LayoutInflater.from(this);
        View view = inflater.inflate(R.layout.dialog_layout, null);
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("自定义对话框");//设置标题
        builder.setIcon(R.drawable.ic_launcher);//设置图标
        builder.setView(view);
        AlertDialog dialog = builder.create();//获取dialog
        dialog.show();//显示对话框
    }
}

演示效果：

dialog.gif