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Android列表对话框和进度对话框
来源:互联网   发布日期:2016-01-19 12:18:25   浏览:2311次  

导读:main xmlLinearLayout xmlns:android=http: schemas android com apk res android xmlns:tools=http: schemas android com tools android:layout_width=fill_parent android:lay ...

main.xml

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

xmlns:tools="http://schemas.android.com/tools"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

android:gravity="center_horizontal"

android:orientation="vertical"

>

<Button

android:id="@+id/listDialogButton"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="@string/listDialog_button"

android:layout_marginTop="100dip"

android:textSize="20sp"

/>

<Button

android:id="@+id/progressDialogButton"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="@string/progressDialog_button"

android:layout_marginTop="100dip"

android:textSize="20sp"

/>

</LinearLayout>

MainActivity

import android.app.Activity;

import android.app.AlertDialog.Builder;

import android.app.Dialog;

import android.app.ProgressDialog;

import android.content.DialogInterface;

import android.os.Bundle;

import android.view.View;

import android.view.View.OnClickListener;

import android.widget.Button;

import android.widget.Toast;

public class MainActivity extends Activity {

private Button mListButton;

private Button mProgressButton;

private Dialog mListDialog;

private ProgressDialog mProgressDialog;

private int currentProgress=0;

private int maxProgress=100;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.main);

init();

}

private void init(){

mListButton=(Button) findViewById(R.id.listDialogButton);

mListButton.setOnClickListener(new ButtonOnClickListenerImpl());

mProgressButton=(Button) findViewById(R.id.progressDialogButton);

mProgressButton.setOnClickListener(new ButtonOnClickListenerImpl());

}

private class ButtonOnClickListenerImpl implements OnClickListener {

@Override

public void onClick(View view) {

switch (view.getId()) {

case R.id.listDialogButton:

Builder listBuilder=new Builder(MainActivity.this);

listBuilder.setIcon(R.drawable.ic_launcher);

listBuilder.setTitle(getResources().getString(R.string.list_dialog_title));

listBuilder.setItems(getResources().getStringArray(R.array.listDialogArray), new DialogInterface.OnClickListener() {

@Override

public void onClick(DialogInterface dialog, int which) {

String selected=getResources().getStringArray(R.array.listDialogArray)[which];

Toast.makeText(MainActivity.this,selected, Toast.LENGTH_SHORT).show();

}

});

mListDialog=listBuilder.create();

mListDialog.show();

break;

case R.id.progressDialogButton:

mProgressDialog=new ProgressDialog(MainActivity.this);

mProgressDialog.setMax(maxProgress);

mProgressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);

mProgressDialog.setTitle(R.string.progress_dialog_title);

mProgressDialog.setIcon(R.drawable.ic_launcher);

mProgressDialog.setMessage(getResources().getString(R.string.progress_dialog_message));

mProgressDialog.setCancelable(false);

mProgressDialog.show();

new Thread(){

public void run() {

try {

while(currentProgress<=maxProgress){

mProgressDialog.setProgress(currentProgress++);

Thread.sleep(500);

}

mProgressDialog.cancel();

} catch (Exception e) {

mProgressDialog.cancel();

}

};

}.start();

break;

default:

break;

}

}

}

}

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