Android之AlterDialog介绍

卧疾丰暇豫，翰墨时间作。这篇文章主要讲述Android之AlterDialog介绍相关的知识，希望能为你提供帮助。
效果：

文章图片

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();

【Android之AlterDialog介绍】
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(); }}