Android：调用系统分享功能

示意代码：
/** * 调用系统的分享功能 * Created by admin on 15-4-13. */public class ShareActivity extends Activity {    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.share_layout);    }    //分享文字    public void shareText(View view) {        Intent shareIntent = new Intent();        shareIntent.setAction(Intent.ACTION_SEND);        shareIntent.putExtra(Intent.EXTRA_TEXT, "This is my Share text.");        shareIntent.setType("text/plain");        //设置分享列表的标题，并且每次都显示分享列表        startActivity(Intent.createChooser(shareIntent, "分享到"));    }    //分享单张图片    public void shareSingleImage(View view) {        String imagePath = Environment.getExternalStorageDirectory() + File.separator + "test.jpg";        //由文件得到uri        Uri imageUri = Uri.fromFile(new File(imagePath));        Log.d("share", "uri:" + imageUri);  //输出：file:///storage/emulated/0/test.jpg        Intent shareIntent = new Intent();        shareIntent.setAction(Intent.ACTION_SEND);        shareIntent.putExtra(Intent.EXTRA_STREAM, imageUri);        shareIntent.setType("image/*");        startActivity(Intent.createChooser(shareIntent, "分享到"));    }    //分享多张图片    public void shareMultipleImage(View view) {        ArrayList<Uri> uriList = new ArrayList<>();        String path = Environment.getExternalStorageDirectory() + File.separator;        uriList.add(Uri.fromFile(new File(path+"australia_1.jpg")));        uriList.add(Uri.fromFile(new File(path+"australia_2.jpg")));        uriList.add(Uri.fromFile(new File(path+"australia_3.jpg")));        Intent shareIntent = new Intent();        shareIntent.setAction(Intent.ACTION_SEND_MULTIPLE);        shareIntent.putParcelableArrayListExtra(Intent.EXTRA_STREAM, uriList);        shareIntent.setType("image/*");        startActivity(Intent.createChooser(shareIntent, "分享到"));    }}
页面效果：
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