【移動應用開發(fā)技術】Android中怎么實現(xiàn)多種dialog

【移動應用開發(fā)技術】Android中怎么實現(xiàn)多種dialog

本篇文章為大家展示了Android中怎么實現(xiàn)多種dialog，內(nèi)容簡明扼要并且容易理解，絕對能使你眼前一亮，通過這篇文章的詳細介紹希望你能有所收獲。string.xml文件源代碼：<resources>

<string

name="app_name">多種彈出對話框</string>

<string

name="dialog_img">圖片按鈕</string>

<string

name="dialog_radio">單選按鈕</string>

<string

name="dialog_box">復選按鈕</string>

<string

name="close">關閉</string>

</resources>布局文件源代碼：<?xml

version="1.0"

encoding="utf-8"?>

<LinearLayout

xmlns:android="/apk/res/android"

android:orientation="vertical"

android:layout_width="match_parent"

android:layout_height="match_parent">

<ImageView

android:id="@+id/img"

android:layout_height="100dp"

android:layout_width="100dp"

android:src="@drawable/aa"/>

<CheckBox

android:id="@+id/Checkbox1"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="Chinese"/>

<CheckBox

android:id="@+id/Checkbox2"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="English"

android:checked="true"/>

<Button

android:id="@+id/button1"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="復選按鈕確定"/>

<RadioGroup

android:id="@+id/radioGroup"

android:orientation="horizontal"

android:layout_width="wrap_content"

android:layout_height="wrap_content">

<RadioButton

android:id="@+id/male"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="male"

/>

<RadioButton

android:id="@+id/female"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:checked="true"

android:text="female"/>

</RadioGroup>

<Button

android:id="@+id/button2"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="單選按鈕確定"/>

</LinearLayout>java文件源代碼：package

com.example.shiyan1_4;

import

android.app.Dialog;

import

android.content.DialogInterface;

import

android.preference.DialogPreference;

import

android.support.v7.app.AlertDialog;

import

android.support.v7.app.AppCompatActivity;

import

android.os.Bundle;

import

android.view.View;

import

android.widget.Button;

import

android.widget.CheckBox;

import

android.widget.EditText;

import

android.widget.ImageView;

import

android.widget.RadioButton;

import

android.widget.RadioGroup;

import

static

android.R.attr.id;

public

class

Shiyan1_4Activity

extends

AppCompatActivity

{

@Override

protected

void

onCreate(Bundle

savedInstanceState)

{

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_shiyan1_4);

ImageView

img

=

(ImageView)

findViewById(R.id.img);

Button

button1

=

(Button)

findViewById(R.id.button1);

Button

button2

=

(Button)

findViewById(R.id.button2);

img.setOnClickListener(new

View.OnClickListener()

{

@Override

public

void

onClick(View

v)

{

AlertDialog.Builder

dialog1

=

new

AlertDialog.Builder(Shiyan1_4Activity.this);

dialog1.setTitle(R.string.dialog_img)

.setMessage("您點擊了圖片按鈕！")

.setNegativeButton(R.string.close,

null)

.create()

.show();

}

});

button1.setOnClickListener(new

View.OnClickListener()

{

@Override

public

void

onClick(View

v)

{

AlertDialog.Builder

dialog1

=

new

AlertDialog.Builder(Shiyan1_4Activity.this);

String

str1

=

"";

//獲取復選按鈕的值

CheckBox

Checkbox1

=

(CheckBox)findViewById(R.id.Checkbox1);

if(Checkbox1.isChecked()){

str1

+=

Checkbox1.getText()

+

"is

selected

!";

}

CheckBox

Checkbox2

=

(CheckBox)findViewById(R.id.Checkbox2);

if(Checkbox2.isChecked()){

str1

+=

Checkbox2.getText()

+

"

is

selected

!\n";

}

dialog1.setTitle(R.string.dialog_box)

.setMessage(str1)

.setNegativeButton(R.string.close,

null)

.create()

.show();

}

});

button2.setOnClickListener(new

View.OnClickListener()

{

@Override

public

void

onClick(View

v)

{

AlertDialog.Builder

dialog2

=

new

AlertDialog.Builder(Shiyan1_4Activity.this);

String

str2

=

"";

//獲取單選按鈕的值

RadioGroup

radioGroup

=

(RadioGroup)findViewById(R.id.radioGroup);

for

(int

i

=

0;

i

<radioGroup.getChildCount();

i++){

RadioButton

radioButton

=

(RadioButton)

radioGroup.getChildAt(i);

if(radioButton.isChecked()){

str2

+=

radioButton.getText()

+

"

is

selected

!";