效果：

1.简单对话框

AlertDialog.Builder builder=new AlertDialog.Builder(AlterDialogActivity.this);

        builder

                .setTitle("对话框")

                .setIcon(R.mipmap.ic_launcher_round)

                .setPositiveButton("确定",null)

                .setNegativeButton("取消",null)

                .setMessage("简单对话框")

                .create()

                .show();

　　

2.列表对话框

        AlertDialog.Builder builder=new AlertDialog.Builder(AlterDialogActivity.this);

        final String[] mItems={"item0","item1","item2","item3","item4","item5","item6"};

        builder.setTitle("列表对话框")

                .setItems(mItems, new DialogInterface.OnClickListener() {

                    @Override

                    public void onClick(DialogInterface dialogInterface, int i) {

                        Toast.makeText(AlterDialogActivity.this,mItems[i],Toast.LENGTH_SHORT).show();

                    }

                })

                .setPositiveButton("确定",null)

                .setNegativeButton("取消",null)

                .create()

                .show();

　　

3.单选对话框

        AlertDialog.Builder builder=new AlertDialog.Builder(AlterDialogActivity.this);

        final String[] items={"item1","item2","item3","item4"};

        builder.setTitle("单选对话框")

                .setIcon(R.mipmap.ic_launcher_round)

                .setSingleChoiceItems(items,0,new DialogInterface.OnClickListener(){

                    @Override

                    public void onClick(DialogInterface dialogInterface, int i) {

                        Toast.makeText(AlterDialogActivity.this,items[i]+"被点击了",Toast.LENGTH_SHORT).show();

                        singleChoise=i;

                    }

                })

                .setPositiveButton("确定",null)

                .setNegativeButton("取消",null)

                .create()

                .show();

　　

4.多选对话框

        AlertDialog.Builder builder=new AlertDialog.Builder(AlterDialogActivity.this);

        final String[] items={"item1","item2","item3","item4"};

        builder.setTitle("多选对话框")

                .setIcon(R.mipmap.ic_launcher_round)

                .setMultiChoiceItems(items,new boolean[]{false,false,false,false},new DialogInterface.OnMultiChoiceClickListener(){

                    @Override

                    public void onClick(DialogInterface dialogInterface, int i, boolean b) {

                        if(b){

                            Toast.makeText(AlterDialogActivity.this,items[i]+"被选中了",Toast.LENGTH_SHORT).show();

                        }else{

                            Toast.makeText(AlterDialogActivity.this,items[i]+"被取消选中",Toast.LENGTH_SHORT).show();

                        }

                    }

                })

                .setPositiveButton("确定",null)

                .setNegativeButton("取消",null)

                .create()

                .show();

　　

5.自定义View对话框

        AlertDialog.Builder builder=new AlertDialog.Builder(AlterDialogActivity.this);

        View view= LayoutInflater.from(this).inflate(R.layout.alterdialot_img,null);

        builder

//                .setTitle("自定义对话框")

//                .setIcon(R.mipmap.ic_launcher_round)

                .setView(view)

                .setCancelable(true)

                .setNegativeButton("取消",null)

                .create()

                .show();

　　

代码：

xml:

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:orientation="vertical" android:layout_width="match_parent"

    android:layout_height="match_parent">

    <Button

        android:id="@+id/button"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:onClick="click"

        android:text="对话框" />

    <Button

        android:id="@+id/button2"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:onClick="click"

        android:text="列表对话框" />

    <Button

        android:id="@+id/button3"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:onClick="click"

        android:text="单选对话框" />

    <Button

        android:id="@+id/button4"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:onClick="click"

        android:text="多选对话框" />

    <Button

        android:id="@+id/button5"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:onClick="click"

        android:text="自定义对话框" />

</LinearLayout>

　　activity

public class AlterDialogActivity extends AppCompatActivity {

//    private AlertDialog.Builder builder;

    private int singleChoise=0;

    @Override

    protected void onCreate(@Nullable Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        supportRequestWindowFeature(Window.FEATURE_NO_TITLE);

        setContentView(R.layout.act_alterlog);

//        builder=new AlertDialog.Builder(this);

    }

    public void click(View v){

        switch (v.getId()){

            case R.id.button://简单对话框

                showDialog1();

                break;

            case R.id.button2://列表框

                showDialog2();

                break;

            case R.id.button3://单选框

                showDialog3();

                break;

            case R.id.button4://多选框

                showDialog4();

                break;

            case R.id.button5://自定义contentview

                showDialog5();

                break;

        }

    }

    private void showDialog1() {

        AlertDialog.Builder builder=new AlertDialog.Builder(AlterDialogActivity.this);

        builder

                .setTitle("对话框")

                .setIcon(R.mipmap.ic_launcher_round)

                .setPositiveButton("确定",null)

                .setNegativeButton("取消",null)

                .setMessage("简单对话框")

                .create()

                .show();

    }

    private void showDialog2() {

        AlertDialog.Builder builder=new AlertDialog.Builder(AlterDialogActivity.this);

        final String[] mItems={"item0","item1","item2","item3","item4","item5","item6"};

        builder.setTitle("列表对话框")

                .setItems(mItems, new DialogInterface.OnClickListener() {

                    @Override

                    public void onClick(DialogInterface dialogInterface, int i) {

                        Toast.makeText(AlterDialogActivity.this,mItems[i],Toast.LENGTH_SHORT).show();

                    }

                })

                .setPositiveButton("确定",null)

                .setNegativeButton("取消",null)

                .create()

                .show();

    }

    private void showDialog3() {

        AlertDialog.Builder builder=new AlertDialog.Builder(AlterDialogActivity.this);

        final String[] items={"item1","item2","item3","item4"};

        builder.setTitle("单选对话框")

                .setIcon(R.mipmap.ic_launcher_round)

                .setSingleChoiceItems(items,0,new DialogInterface.OnClickListener(){

                    @Override

                    public void onClick(DialogInterface dialogInterface, int i) {

                        Toast.makeText(AlterDialogActivity.this,items[i]+"被点击了",Toast.LENGTH_SHORT).show();

                        singleChoise=i;

                    }

                })

                .setPositiveButton("确定",null)

                .setNegativeButton("取消",null)

                .create()

                .show();

    }

    private void showDialog4() {

        AlertDialog.Builder builder=new AlertDialog.Builder(AlterDialogActivity.this);

        final String[] items={"item1","item2","item3","item4"};

        builder.setTitle("多选对话框")

                .setIcon(R.mipmap.ic_launcher_round)

                .setMultiChoiceItems(items,new boolean[]{false,false,false,false},new DialogInterface.OnMultiChoiceClickListener(){

                    @Override

                    public void onClick(DialogInterface dialogInterface, int i, boolean b) {

                        if(b){

                            Toast.makeText(AlterDialogActivity.this,items[i]+"被选中了",Toast.LENGTH_SHORT).show();

                        }else{

                            Toast.makeText(AlterDialogActivity.this,items[i]+"被取消选中",Toast.LENGTH_SHORT).show();

                        }

                    }

                })

                .setPositiveButton("确定",null)

                .setNegativeButton("取消",null)

                .create()

                .show();

    }

    private void showDialog5() {

        AlertDialog.Builder builder=new AlertDialog.Builder(AlterDialogActivity.this);

        View view= LayoutInflater.from(this).inflate(R.layout.alterdialot_img,null);

        builder

//                .setTitle("自定义对话框")

//                .setIcon(R.mipmap.ic_launcher_round)

                .setView(view)

                .setCancelable(true)

                .setNegativeButton("取消",null)

                .create()

                .show();

    }

}

　　

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