Dialog

最新推荐文章于 2024-04-28 14:53:58 发布

wind_Cill

最新推荐文章于 2024-04-28 14:53:58 发布

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CC 4.0 BY-SA版权

本文链接：https://blog.youkuaiyun.com/wind_Cill/article/details/78862604

本文介绍了一个Android应用程序示例，展示了如何使用不同类型的对话框，包括提示框、日期选择器、时间选择器、列表框等，以及如何创建进度条对话框并更新其进度。

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package com.jj.day_27;

import android.app.AlertDialog;
import android.app.DatePickerDialog;
import android.app.ProgressDialog;
import android.app.TimePickerDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.DatePicker;
import android.widget.TimePicker;
import android.widget.Toast;

import java.util.Calendar;

public class MainActivity extends AppCompatActivity {
    public ProgressDialog press=null;
    private Handler handle=new Handler(){
        @Override
        public void handleMessage(Message msg) {
            super.handleMessage(msg);
            if (msg!=null){
                int what=msg.what;
                press.setProgress(what);
                if (what==100){
                    Toast.makeText(MainActivity.this, "加载完成", Toast.LENGTH_SHORT).show();
                }

            }
        }
    };
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

    }

    public void onClick(View view) {
        switch (view.getId()){
            case R.id.show_box1:
                 sss();
                break;
            case R.id.show_box2:
                ass();
                break;
            case R.id.show_box3:
                bss();
                break;
            case R.id.show_box4:
                css();
                break;
            case R.id.show_box5:
                dss();
                break;
            case R.id.show_box6:
                ess();
                break;
            case R.id.show_box7:
                fss();
                break;
        }
    }

    private void fss() {
        press=new ProgressDialog(this);
        press.setTitle("水平方向进度条");
        press.setIcon(R.mipmap.ic_launcher);
        press.setMessage("正在拼命加载.......");
        press.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
        press.show();
        showhProgressDialog();
    }
    private void showhProgressDialog(){
        new Thread(){
            @Override
            public void run() {
                super.run();
                for (int i=0;i<=100;i++){
                    try {
                        Thread.sleep(500);
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                    handle.sendEmptyMessage(i);
                }
            }
        }.start();
    }

    private void ess() {
        final String[] names={"吃","喝","睡","困"};
        final boolean[] bArray=new boolean[names.length];
        AlertDialog.Builder builder=new AlertDialog.Builder(this);
        builder.setMultiChoiceItems(names, bArray, new DialogInterface.OnMultiChoiceClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which, boolean isChecked) {
                 bArray[which]=isChecked;
            }
        });
        builder.setPositiveButton("确认", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                StringBuilder as=new StringBuilder();
                for (int i=0;i<names.length;i++){
                    if (bArray[i]){
                        as.append(names[i]+"，");
                    }
                }
                Toast.makeText(MainActivity.this, as.toString(), Toast.LENGTH_SHORT).show();
            }
        });
        builder.create().show();
    }

    private void dss() {
        //单选列表跟普通的列表的区别是单选列表有默认值，默认选项
        final String[] names={"吃","喝","睡","困"};
        AlertDialog.Builder builder=new AlertDialog.Builder(this);
        builder.setTitle("单选列表框");
        //0为默认选择第几行
        builder.setSingleChoiceItems(names, 0, new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                Toast.makeText(MainActivity.this, names[which], Toast.LENGTH_SHORT).show();
            }
        });
        builder.create().show();
    }

    private void css() {
         final String[] names={"吃","喝","睡","困"};
         AlertDialog.Builder builder=new AlertDialog.Builder(this);
        builder.setTitle("你作死呢？");
        builder.setIcon(R.mipmap.ic_launcher);
        builder.setItems(names, new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                Toast.makeText(MainActivity.this, names[which], Toast.LENGTH_SHORT).show();
            }
        });
        builder.create().show();
    }

    private void bss() {
        Calendar canlendar=Calendar.getInstance();
        TimePickerDialog time=new TimePickerDialog(this, new TimePickerDialog.OnTimeSetListener() {
            @Override
            public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
                Toast.makeText(MainActivity.this, hourOfDay+":"+minute, Toast.LENGTH_SHORT).show();
            }
            //true 显示的是24小时制 false 显示的是十二小时制
        },canlendar.get(Calendar.HOUR),canlendar.get(Calendar.MINUTE),true);
        time.show();
    }

    private void ass() {
        Calendar canlendar=Calendar.getInstance();
        DatePickerDialog  data=new DatePickerDialog(this, new DatePickerDialog.OnDateSetListener() {
            @Override
            public void onDateSet(DatePicker view, int year, int month, int dayOfMonth) {
                Toast.makeText(MainActivity.this,year+"年"+(month+1)+"月"+dayOfMonth+"日",Toast.LENGTH_SHORT).show();
            }
        },canlendar.get(Calendar.YEAR),canlendar.get(Calendar.MONTH),canlendar.get(Calendar.DAY_OF_MONTH));
        data.show();
    }


    private void sss() {
        AlertDialog.Builder builder=new AlertDialog.Builder(this);
        //标题
        builder.setTitle("标题");
        //提示框图片
        builder.setIcon(R.mipmap.ic_launcher);
        //提示框内容
        builder.setMessage("时间");
        //确认按钮
        builder.setPositiveButton("确认", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                Toast.makeText(MainActivity.this,"确认按钮",Toast.LENGTH_SHORT).show();
            }
        });
        //取消按钮
        builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                Toast.makeText(MainActivity.this,"取消按钮",Toast.LENGTH_SHORT).show();
            }
        });

        AlertDialog ast=builder.create();
        //关闭
//        ast.dismiss();
        ast.show();
    }
}

布局

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/activity_main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context="com.jj.day_27.MainActivity">
    <Button
        android:id="@+id/show_box1"
        android:layout_width="match_parent"
        android:layout_height="60dp"
        android:text="提示对话框"
        android:textSize="15sp"
        android:onClick="onClick"/>
    <Button
        android:id="@+id/show_box2"
        android:layout_width="match_parent"
        android:layout_height="60dp"
        android:text="日期对话框"
        android:textSize="15sp"
        android:layout_marginTop="15dp"
        android:onClick="onClick"/>
    <Button
        android:id="@+id/show_box3"
        android:layout_width="match_parent"
        android:layout_height="60dp"
        android:text="时间对话框"
        android:textSize="15sp"
        android:layout_marginTop="15dp"
        android:onClick="onClick"/>
    <Button
        android:id="@+id/show_box4"
        android:layout_width="match_parent"
        android:layout_height="60dp"
        android:text="列表对话框"
        android:textSize="15sp"
        android:layout_marginTop="15dp"
        android:onClick="onClick"/>
    <Button
        android:id="@+id/show_box5"
        android:layout_width="match_parent"
        android:layout_height="60dp"
        android:text="单选对话框"
        android:textSize="15sp"
        android:layout_marginTop="15dp"
        android:onClick="onClick"/>
    <Button
        android:id="@+id/show_box6"
        android:layout_width="match_parent"
        android:layout_height="60dp"
        android:text="多选对话框"
        android:textSize="15sp"
        android:layout_marginTop="15dp"
        android:onClick="onClick"/>
    <Button
        android:id="@+id/show_box7"
        android:layout_width="match_parent"
        android:layout_height="60dp"
        android:text="圆形进度对话框"
        android:textSize="15sp"
        android:layout_marginTop="15dp"
        android:onClick="onClick"/>
</LinearLayout>

普通Dialog

package com.jj.day_27;

import android.content.DialogInterface;
import android.os.Bundle;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.Toast;

public class Dialog_Activity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_dialog_);
    }

    public void onClick(View view) {
        switch (view.getId()){
            case R.id.show_text1:
                AlertDialoghome();
                break;
        }
    }

    private void AlertDialoghome() {
        AlertDialog.Builder builder=new AlertDialog.Builder(this);
        builder.setTitle("恶魔契约");
        builder.setIcon(R.mipmap.ic_launcher);
        builder.setMessage("哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈哈啊哈");
        builder.setPositiveButton("确认开心", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialog, int which) {
                Toast.makeText(Dialog_Activity.this, "你开心个屁啊！", Toast.LENGTH_SHORT).show();
            }
        });
    }
}

布局

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/activity_dialog_"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    tools:context="com.jj.day_27.Dialog_Activity">
    <Button
        android:layout_width="360dp"
        android:layout_height="70dp"
        android:layout_gravity="center"
        android:layout_marginTop="25dp"
        android:text="提示点击事件"
        android:textSize="20sp"
        android:id="@+id/show_text1"
        android:onClick="onClick"/>
</LinearLayout>