对话框集合(code实例)

最新推荐文章于 2023-06-04 11:16:45 发布

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本文深入探讨了Android开发过程中的关键概念和技术，包括UI设计、界面布局、响应式设计和使用Material Design风格进行应用程序开发。同时，文章还介绍了如何利用Android Studio进行高效开发，并通过实例展示了实际开发中的常见问题解决方法。

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public class MainActivity extends Activity {

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout. activity_main);

}

/**

* 弹出确定取消对话框的方法

* @param viwe

public void click1(View viwe) {

AlertDialog.Builder builder = new Builder( this);

builder.setTitle( "提醒:");

builder.setMessage( "你确定要关机么?" );

builder.setPositiveButton( "确定", new OnClickListener() {

@Override

public void onClick(DialogInterface dialog, int which) {

Toast. makeText(getApplicationContext(), "5秒后关机", 0).show();

}

});

builder.setNegativeButton( "取消", new OnClickListener() {

@Override

public void onClick(DialogInterface dialog, int which) {

}

});

// AlertDialog dialog = builder.create();

// dialog.show();

builder.show(); //对话框都要show出来

}

/**

* 单选对话框

* @param view

public void click2(View view) {

AlertDialog.Builder builder = new Builder( this);

builder.setTitle( "请选择性别:" );

final String[] items = { "男", "女", "其他" };

builder.setSingleChoiceItems(items, 1, new OnClickListener() {

@Override

public void onClick(DialogInterface dialog, int which) {

Toast. makeText(getApplicationContext(), "您的性别" + items[which],

0).show();

dialog.dismi ss(); //解除会话

}

});

builder.setNegativeButton( "取消", new OnClickListener() {

@Override

public void onClick(DialogInterface dialog, int which) {

}

});

builder.show();

}

/**

* 多选对话框

* @param view

public void click3(View view) {

AlertDialog.Builder builder = new Builder( this);

builder.setTitle( "您喜欢吃什么:" );

final String[] items = { "大米", "小米" , "玉米" , "江米" , "粑粑" };

boolean[] checkitems = { false, false, false, false, true };

builder.setMultiChoiceItems(items, checkitems,

new OnMultiChoiceClickListener() {

@Override

public void onClick(DialogInterface dialog, int which,

boolean isChecked) {

if(isChecked){

Toast. makeText(getApplicationContext(), "您喜欢吃" + items[which],

0).show();

}

});

bui lder.setNegativeButton("取消", new OnClickListener() {

@Override

public void onClick(DialogInterface dialog, int which) {

}

});

builder.show();

}

/**

* 进度对话框

* @param view

public void click4(View view){

ProgressDialog pd = new ProgressDialog( this);

pd.setTitle( "提醒");

pd.setMessage( "正在获取数据..." );

pd.show();

}

/**

* 显示具体进度对话框

* @param view

public void click5(View view){

final ProgressDialog pd = new ProgressDialog( this);

pd.setProgressStyle(ProgressDialog. STYLE_HORIZONTAL);

pd.setMax(100);

pd.setTitle( "提醒");

pd.setMessage( "正在获取数据..." );

pd.show();

new Thread(){

public void run() {

for( int i = 0;i<=100;i++){

pd.setProgress(i);

try {

Thread. sleep(30);

} catch (InterruptedException e) {

e.printStackTrace();

}

pd.dismiss();

};

}.start();

}