对话框小程序

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匿名技术用户   2021-1-5 08:19   11   0

MainActivity

package com.example.dialogdemo;

import android.os.Bundle;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.content.DialogInterface;
import android.view.LayoutInflater;
import android.view.Menu;
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 = {"男","女","女博士","程序员"};
 String[] items_list = {"项目经理","美工","测试","程序员"};
    @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.bt_click).setOnClickListener(new OnClickListener() {
   
   @Override
   public void onClick(View v) {
    // TODO Auto-generated method stub
   //  showDialog1();
   // showDialog2();
   // showDialog3();
   // showDialog4();
    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");
     builder.setIcon(R.drawable.ic_launcher);
     builder.setMessage("确认对话框提示内容");
     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_LONG).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_LONG).show();
   }
  });
     
     AlertDialog dialog = builder.create();
     dialog.show();
    }
    
    /**
     * 显示单选对话框
     */
    private void showDialog2(){
     AlertDialog.Builder builder = new AlertDialog.Builder(this);
     builder.setTitle("选择性别");
     builder.setIcon(R.drawable.ic_launcher);
     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_LONG).show();
   }
  });
     AlertDialog dialog = builder.create();
     dialog.show();
    }
    /**
     * 显示多选对话框
     */
    private void showDialog3(){
     AlertDialog.Builder builder = new AlertDialog.Builder(this);
     builder.setTitle("爱好");
     builder.setIcon(R.drawable.ic_launcher);
     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"+multi_list[which], Toast.LENGTH_LONG).show();
    }else{
     Toast.makeText(MainActivity.this, "我不喜欢"+multi_list[which], Toast.LENGTH_LONG).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();
     dialog.show();
    }
    
    /**
     * 显示列表对话框
     */
    private void showDialog4(){
     AlertDialog.Builder builder = new AlertDialog.Builder(this);
     builder.setTitle("部门列表");
     builder.setIcon(R.drawable.ic_launcher);
     builder.setItems(items_list, new DialogInterface.OnClickListener() {
   
   @Override
   public void onClick(DialogInterface dialog, int which) {
    // TODO Auto-generated method stub
    Toast.makeText(MainActivity.this, "我动了"+items_list[which], Toast.LENGTH_LONG).show();
   }
  });
     AlertDialog dialog = builder.create();
     dialog.show();
    }
    
    /**
     * 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
  
    }
    
}

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=".MainActivity" >

    <Button 
        android:id="@+id/bt_click"
        android:layout_width="150dip"
        android:layout_height="40dip"
        android:text="dialog测试"/>

</RelativeLayout>

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_height="wrap_content"
            android:layout_width="wrap_content"
            android:text="输入内容。。"
            android:layout_weight="1"
            android:id="@+id/et_input"/>
        
        <Button 
            android:id="@+id/bt_ok"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="提交"
            android:layout_marginLeft="10dip"
            />
    </LinearLayout>
 
    <ImageView 
        android:id="@+id/iv_pic"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="5dip"
        android:src="@drawable/ic_launcher"
        />
</LinearLayout>


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