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
