public static final int ACT_RESULT_SCANER = 1;// 二维码扫描后的结果 public static final int ACT_RESULT_FILE = 2;// 选择文件后的结果 public static final int ACT_RESULT_ALBUM = 3;// 选择图片后的结果 public static final int ACT_RESULT_CAMERA = 4;// 拍照后的结果 public static final int ACT_RESULT_CUT_IMG = 5;// 裁剪图片后的结果 public static final int ACT_RESULT_CARD_TEMPLET = 6;// 选择名片模板后的结果 public static final int ACT_RESULT_MSG_SEARCH = 7;// 选择查找消息的条件后的结果/** * 弹出选择文件对话框 * 接收文件重写:public void actResultFile(File file) {} */ public void showFileChooser() { Intent intent = new Intent(Intent.ACTION_GET_CONTENT); intent.setType("*/*"); intent.addCategory(Intent.CATEGORY_OPENABLE); startActivityForResult(Intent.createChooser(intent, "请选择一个文件"), ACT_RESULT_FILE); } public void actResultFile(File file) {}@Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { super.onActivityResult(requestCode, resultCode, data); if (resultCode != RESULT_OK) {return;} try { switch (requestCode) { case ACT_RESULT_SCANER:actResultScaner(data.getExtras().getString("result"));break; case ACT_RESULT_FILE:actResultFile(fileUtil.getFile(this, data.getData()));break; case ACT_RESULT_ALBUM:actResultAlbum(fileUtil.getFile(this, data.getData()));break; case ACT_RESULT_CAMERA:actResultCamera(new File(fileUtil.getRoot() + "/temp.jpg"));break; case ACT_RESULT_CUT_IMG:actResultCutImg((Bitmap) data.getExtras().getParcelable("data"));break; case ACT_RESULT_CARD_TEMPLET:actResultCardTemplet((CardTemplet) beanUtil.jsonToBean(data.getExtras().getString("result"), CardTemplet.class));break; case ACT_RESULT_MSG_SEARCH:actResultMsgSearch((Message) beanUtil.jsonToBean(data.getExtras().getString("result"), Message.class));break; default:break; } } catch (Exception e) { logOut("onActivityResult", e); } }/** * 根据uri获得sd卡中的文件 * @param context 容器 * @param uri 选择的文件 * @return File */ public File getFile(Context context, Uri uri) { if ("content".equalsIgnoreCase(uri.getScheme())) { Cursor cursor = context.getContentResolver().query(uri, new String[] { MediaStore.Images.Media.DATA }, null, null, null); if (null != cursor && cursor.moveToFirst() && isCardExist()) { File file = new File(cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA))); if (file.exists()) {return file;} } if (null != cursor) {cursor.close();} } else if ("file".equalsIgnoreCase(uri.getScheme())) { File file = new File(uri.getPath()); if (file.exists()) {return file;} } return null;
不用你自己获取文件信息,你只需要在你的应用上注册文件打开方式就可以了,你可自己GOOGLE一下 intent-filter
public static final int ACT_RESULT_FILE = 2;// 选择文件后的结果
public static final int ACT_RESULT_ALBUM = 3;// 选择图片后的结果
public static final int ACT_RESULT_CAMERA = 4;// 拍照后的结果
public static final int ACT_RESULT_CUT_IMG = 5;// 裁剪图片后的结果
public static final int ACT_RESULT_CARD_TEMPLET = 6;// 选择名片模板后的结果
public static final int ACT_RESULT_MSG_SEARCH = 7;// 选择查找消息的条件后的结果/**
* 弹出选择文件对话框
* 接收文件重写:public void actResultFile(File file) {}
*/
public void showFileChooser() {
Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
intent.setType("*/*");
intent.addCategory(Intent.CATEGORY_OPENABLE);
startActivityForResult(Intent.createChooser(intent, "请选择一个文件"), ACT_RESULT_FILE);
}
public void actResultFile(File file) {}@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (resultCode != RESULT_OK) {return;}
try {
switch (requestCode) {
case ACT_RESULT_SCANER:actResultScaner(data.getExtras().getString("result"));break;
case ACT_RESULT_FILE:actResultFile(fileUtil.getFile(this, data.getData()));break;
case ACT_RESULT_ALBUM:actResultAlbum(fileUtil.getFile(this, data.getData()));break;
case ACT_RESULT_CAMERA:actResultCamera(new File(fileUtil.getRoot() + "/temp.jpg"));break;
case ACT_RESULT_CUT_IMG:actResultCutImg((Bitmap) data.getExtras().getParcelable("data"));break;
case ACT_RESULT_CARD_TEMPLET:actResultCardTemplet((CardTemplet) beanUtil.jsonToBean(data.getExtras().getString("result"), CardTemplet.class));break;
case ACT_RESULT_MSG_SEARCH:actResultMsgSearch((Message) beanUtil.jsonToBean(data.getExtras().getString("result"), Message.class));break;
default:break;
}
} catch (Exception e) {
logOut("onActivityResult", e);
}
}/**
* 根据uri获得sd卡中的文件
* @param context 容器
* @param uri 选择的文件
* @return File
*/
public File getFile(Context context, Uri uri) {
if ("content".equalsIgnoreCase(uri.getScheme())) {
Cursor cursor = context.getContentResolver().query(uri, new String[] { MediaStore.Images.Media.DATA }, null, null, null);
if (null != cursor && cursor.moveToFirst() && isCardExist()) {
File file = new File(cursor.getString(cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA)));
if (file.exists()) {return file;}
}
if (null != cursor) {cursor.close();}
} else if ("file".equalsIgnoreCase(uri.getScheme())) {
File file = new File(uri.getPath());
if (file.exists()) {return file;}
}
return null;