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imageBtn = (Button) this.findViewById(R.id.musicBtn);
imageBtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
ArrayList<String> listImage = new ArrayList<String>();
// 扫描外部设备中的照片
String str[] = { MediaStore.Images.Media._ID,
MediaStore.Images.Media.DISPLAY_NAME,
MediaStore.Images.Media.DATA };
Cursor cursor = MainActivity.this.getContentResolver().query(
MediaStore.Images.Media.EXTERNAL_CONTENT_URI, str,
null, null, null);
System.out.println("count = " + cursor.getCount());
while (cursor.moveToNext()) {
System.out.println(cursor.getString(0)); // 图片ID
System.out.println(cursor.getString(1)); // 图片文件名
System.out.println(cursor.getString(2)); // 图片绝对路径
listImage.add(cursor.getString(2));
}
}
});