Dialog的继承关系
image简单对话框
布局文件
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="普通Dialog"
android:onClick="click"/>
</LinearLayout>
Java代码
import android.content.DialogInterface;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
public void click(View view) {
new AlertDialog.Builder(this)
.setIcon(R.mipmap.ic_launcher) //设置对话框的图标
.setTitle("普通对话框") //设置对话框的标题
.setMessage("正在拼命加载中") //设置对话框的信息
//添加消极按钮
.setNegativeButton("消极按钮", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "点击了消极按钮", Toast.LENGTH_SHORT).show();
}
})
//添加积极按钮
.setPositiveButton("积极按钮", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "点击了积极按钮", Toast.LENGTH_SHORT).show();
}
})
//添加中性按钮
.setNeutralButton("中性按钮", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "点击了中性按钮", Toast.LENGTH_SHORT).show();
}
})
.create() //创建对话框
.show(); //显示对话框
}
}
image
进度对话框
布局文件
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="进度Dialog"
android:onClick="click"/>
</LinearLayout>
Java代码
import android.app.ProgressDialog;
import android.os.CountDownTimer;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
public void click(View view) {
final ProgressDialog progressDialog = new ProgressDialog(this);
//设置对话框的图标
progressDialog.setIcon(R.mipmap.ic_launcher);
//设置对话框的标题
progressDialog.setTitle("进度对话框");
//设置对话框的信息
progressDialog.setMessage("正在拼命加载中");
//设置对话框的样式
progressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
//设置最大进度
progressDialog.setMax(100);
//设置当前进度
progressDialog.setProgress(0);
//显示对话框
progressDialog.show();
/***
* millisInFuture 总时间
* countDownInterval 间隔时间
*/
new CountDownTimer(5100,1000){
//每次执行的方法
@Override
public void onTick(long millisUntilFinished) {
//增加进度
progressDialog.incrementProgressBy(20);
}
//执行完毕后的方法
@Override
public void onFinish() {
//关闭对话框
progressDialog.dismiss();
}
}.start();
//ProgressDialog同样也可以设置三个按钮
}
}
效果图
image日期对话框
布局文件同上
Java代码
import android.app.DatePickerDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.DatePicker;
import android.widget.Toast;
import java.util.Calendar;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
public void click(View view) {
//获得日历类对象
Calendar calendar = Calendar.getInstance();
/***
* contexrt 上下文
* listener 监听器
* year 年份
* month 月份
* dayOfMonth 天数
*/
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();
}
}, calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH), calendar.get(Calendar.DAY_OF_MONTH)).show();
}
}
效果图
image时间对话框
布局文件同上
Java代码
import android.app.TimePickerDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.TimePicker;
import android.widget.Toast;
import java.util.Calendar;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
public void click(View view) {
Calendar calendar = Calendar.getInstance();
/***
* contexrt 上下文
* listener 监听器
* hourOfDay 小时
* minute 分钟
* is24HourView 是否是24小时制
*/
new TimePickerDialog(this, new TimePickerDialog.OnTimeSetListener() {
@Override
public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
Toast.makeText(MainActivity.this, hourOfDay + "点" + minute + "分", Toast.LENGTH_SHORT).show();
}
}, calendar.get(Calendar.HOUR), calendar.get(Calendar.MINUTE), true).show();
}
}
效果图
image列表对话框
布局文件同上
Java代码
import android.content.DialogInterface;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
public void click(View view) {
//数据源
final String[] datas = {"情网", "风继续吹", "饿狼传说", "当年情", "李香兰", "春夏秋冬", "吻别", "爱慕"};
new AlertDialog.Builder(this)
.setIcon(R.mipmap.ic_launcher) //设置对话框的图标
.setTitle("普通对话框") //设置对话框的标题
/***
* adapter 适配器
* listener 监听器
*/
.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_dropdown_item_1line, datas), new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "点击了" + datas[which], Toast.LENGTH_SHORT).show();
}
}) //设置对话框的信息
//添加消极按钮
.setNegativeButton("消极按钮", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "点击了消极按钮", Toast.LENGTH_SHORT).show();
}
})
//添加积极按钮
.setPositiveButton("积极按钮", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "点击了积极按钮", Toast.LENGTH_SHORT).show();
}
})
//添加中性按钮
.setNeutralButton("中性按钮", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "点击了中性按钮", Toast.LENGTH_SHORT).show();
}
})
.create() //创建对话框
.show(); //显示对话框
}
}
效果图
image单选列表对话框
布局文件同上
Java代码
import android.content.DialogInterface;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
public void click(View view) {
final String[] datas = {"情网", "风继续吹", "饿狼传说", "当年情", "李香兰", "春夏秋冬", "吻别", "爱慕"};
new AlertDialog.Builder(this)
.setIcon(R.mipmap.ic_launcher) //设置对话框的图标
.setTitle("单选列表对话框") //设置对话框的标题
/***
* items 选项
* checkedItem 默认选项
* listener 监听器
*/
.setSingleChoiceItems(datas, 0, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "选择了" + datas[which], Toast.LENGTH_SHORT).show();
}
})
//添加消极按钮
.setNegativeButton("消极按钮", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "点击了消极按钮", Toast.LENGTH_SHORT).show();
}
})
//添加积极按钮
.setPositiveButton("积极按钮", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "点击了积极按钮", Toast.LENGTH_SHORT).show();
}
})
//添加中性按钮
.setNeutralButton("中性按钮", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "点击了中性按钮", Toast.LENGTH_SHORT).show();
}
})
.create() //创建对话框
.show(); //显示对话框
}
}
效果图
image多选列表对话框
布局文件同上
Java代码
import android.content.DialogInterface;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;
import java.util.Calendar;
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
}
public void click(View view) {
final String[] datas = {"情网", "风继续吹", "饿狼传说", "当年情", "李香兰", "春夏秋冬", "吻别", "爱慕"};
boolean[] flag = {false, false, false, false, false, false, false, false};
new AlertDialog.Builder(this)
.setIcon(R.mipmap.ic_launcher) //设置对话框的图标
.setTitle("多选列表对话框") //设置对话框的标题
/***
* items 选项
* checkedItems 选项是否被选中
* listener 监听器
*/
.setMultiChoiceItems(datas, flag, new DialogInterface.OnMultiChoiceClickListener() {
@Override
public void onClick(DialogInterface dialog, int which, boolean isChecked) {
if (isChecked) {
Toast.makeText(MainActivity.this, "选择了" + datas[which], Toast.LENGTH_SHORT).show();
} else {
Toast.makeText(MainActivity.this, "取消了" + datas[which], Toast.LENGTH_SHORT).show();
}
}
})
//添加消极按钮
.setNegativeButton("消极按钮", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "点击了消极按钮", Toast.LENGTH_SHORT).show();
}
})
//添加积极按钮
.setPositiveButton("积极按钮", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "点击了积极按钮", Toast.LENGTH_SHORT).show();
}
})
//添加中性按钮
.setNeutralButton("中性按钮", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
Toast.makeText(MainActivity.this, "点击了中性按钮", Toast.LENGTH_SHORT).show();
}
})
.create() //创建对话框
.show(); //显示对话框
}
}
效果图
image自定义对话框
-
新建自定义Dialog的布局文件
<?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" android:gravity="center" android:background="@drawable/my_dialog"> <EditText android:id="@+id/userName" android:layout_width="match_parent" android:layout_height="wrap_content" android:hint="用户名" android:gravity="center"/> <EditText android:id="@+id/password" android:layout_width="match_parent" android:layout_height="wrap_content" android:hint="密码" android:gravity="center" android:layout_marginTop="20dp"/> <Button android:id="@+id/login" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="登录"/> </LinearLayout>
-
自定义圆角drawable
<?xml version="1.0" encoding="utf-8"?> <shape xmlns:android="http://schemas.android.com/apk/res/android"> <!--设置圆角--> <corners android:radius="10dp"/> <!--设置背景颜色--> <solid android:color="#ffffff"/> </shape>
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新建MyDialog类继承Dialog并重写方法
package com.example.dialog; import android.app.Dialog; import android.content.Context; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.Toast; public class MyDialog extends Dialog { private Context context; public MyDialog(Context context) { super(context); this.context = context; } private EditText userName, password; private Button login; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.my_dialog_layout); userName = findViewById(R.id.userName); password = findViewById(R.id.password); login = findViewById(R.id.login); login.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Toast.makeText(context, "用户名:" + userName.getText().toString() + ",密码:" + password.getText().toString(), Toast.LENGTH_SHORT).show(); } }); } }
-
创建并显示
import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.view.Window; import android.view.WindowManager; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } public void click(View view) { MyDialog myDialog = new MyDialog(this); //获得窗口对象 Window window = myDialog.getWindow(); //设置透明背景色 window.setBackgroundDrawableResource(android.R.color.transparent); //获得窗口参数对象 WindowManager.LayoutParams attributes = window.getAttributes(); //设置高 attributes.height = 100; //设置宽 attributes.width = 100; //将窗口参数设置给窗口l window.setAttributes(attributes); //显示对话框 myDialog.show(); } }
效果图
image
自定义日期对话框
-
新建自定义MyDateDialog布局文件
<DatePicker android:id="@+id/data_picker" android:layout_width="wrap_content" android:layout_height="wrap_content"> </DatePicker> <LinearLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_below="@id/data_picker" android:layout_alignRight="@id/data_picker" android:orientation="horizontal"> <Button android:id="@+id/queding" android:layout_width="wrap_content" android:layout_height="wrap_content" android:background="@null" android:layout_weight="1" android:text="确定"/> <Button android:id="@+id/quxiao" android:layout_width="wrap_content" android:layout_height="wrap_content" android:background="@null" android:layout_weight="1" android:text="取消"/> </LinearLayout>
-
新建MyDateDialog类继承Dialog并重写方法
package com.example.dialog; import android.app.Dialog; import android.content.Context; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.DatePicker; import android.widget.Toast; public class MyDateDialog extends Dialog { private Context context; public MyDateDialog(Context context) { super(context); this.context = context; } private DatePicker data_picker; private Button confirm, cancel; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.my_date_layout); data_picker = findViewById(R.id.data_picker); confirm = findViewById(R.id.confirm); cancel = findViewById(R.id.cancel); confirm.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Toast.makeText(context, data_picker.getYear() + "年" + (data_picker.getMonth() + 1) + "月" + data_picker.getDayOfMonth() + "日", Toast.LENGTH_SHORT).show(); MyDateDialog.this.dismiss(); } }); cancel.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Toast.makeText(context, "取消", Toast.LENGTH_SHORT).show(); MyDateDialog.this.dismiss(); } }); } }
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创建自定义日期对话框并显示
import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } public void click(View view) { new MyDateDialog(this).show(); } }
效果图
image
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