Android应用程序之间共享文字和图片(二)

MainActivity如下:

package cn.testshare1;import java.io.File;import java.util.ArrayList;import android.app.Activity;import android.content.Intent;import android.net.Uri;import android.os.Bundle;import android.os.Environment;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;/** * Demo描述: * Android应用程序之间共享文字和图片 *  * 参考资料: * http://www.vmeitime.com/post/2012-06-08/40027373105 */public class MainActivity extends Activity {    private Button mTextButton;    private Button mPictureButton;    private Button mPicturesButton;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.main);init();}    private void init(){    mTextButton=(Button) findViewById(R.id.shareTextButton);    mTextButton.setOnClickListener(new ClickListenerImpl());    mPictureButton=(Button) findViewById(R.id.sharePicButton);    mPictureButton.setOnClickListener(new ClickListenerImpl());    mPicturesButton=(Button) findViewById(R.id.sharePicsButton);    mPicturesButton.setOnClickListener(new ClickListenerImpl());    }private class ClickListenerImpl implements OnClickListener {@Overridepublic void onClick(View view) {switch (view.getId()) {case R.id.shareTextButton:shareText("这是要分享的内容");break;case R.id.sharePicButton:sharePicture();break;case R.id.sharePicsButton:sharePictures();break;default:break;}}}//共享文字private void shareText(String string) {Intent intent = new Intent(Intent.ACTION_SEND);intent.putExtra(Intent.EXTRA_TEXT, string);intent.setType("text/plain");Intent.createChooser(intent,"共享文字");startActivity(intent);}//共享一张图片private void sharePicture(){Intent intent = new Intent();intent.setAction(Intent.ACTION_SEND);File file = new File(Environment.getExternalStorageDirectory()+File.separator+"test1.png");intent.putExtra(Intent.EXTRA_STREAM, Uri.fromFile(file));intent.setType("image/jpeg");Intent.createChooser(intent, "共享一张图片");startActivity(intent);}//共享多张图片private void sharePictures(){ArrayList<Uri> picturesUriArrayList=new ArrayList<Uri>();File pictureFile1=new File(Environment.getExternalStorageDirectory()+File.separator+"test1.png");File pictureFile2=new File(Environment.getExternalStorageDirectory()+File.separator+"test2.png");Uri pictureUri1=Uri.fromFile(pictureFile1);Uri pictureUri2=Uri.fromFile(pictureFile2);//不是很好的方式://因为某些机型报错//Uri pictureUri1=Uri.parse("file:///mnt/sdcard/test1.png");//Uri pictureUri2=Uri.parse("file:///mnt/sdcard/test2.png");//错误的方式://Uri pictureUri1=Uri.parse//(Environment.getExternalStorageDirectory()+File.separator+"test1.png");//Uri pictureUri2=Uri.parse//(Environment.getExternalStorageDirectory()+File.separator+"test2.png");picturesUriArrayList.add(pictureUri1);picturesUriArrayList.add(pictureUri2);Intent intent = new Intent();intent.setAction(Intent.ACTION_SEND_MULTIPLE);    intent.putParcelableArrayListExtra(Intent.EXTRA_STREAM, picturesUriArrayList); intent.setType("image/jpeg");Intent.createChooser(intent, "共享多张图片");startActivity(intent);}}

main.xml如下:

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    >    <Button        android:id="@+id/shareTextButton"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:layout_centerHorizontal="true"        android:layout_marginTop="50dip"        android:text="共享文字"      />    <Button        android:id="@+id/sharePicButton"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:layout_centerHorizontal="true"        android:layout_marginTop="150dip"        android:text="共享一张图片"      />    <Button        android:id="@+id/sharePicsButton"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:layout_centerHorizontal="true"        android:layout_marginTop="250dip"        android:text="共享多张图片"      /></RelativeLayout>

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