android.content.CursorLoader源码实例Demo-ICode联盟

类android.content.CursorLoader源码实例Demo

下面列出了怎么用android.content.CursorLoader的API类实例代码及写法，或者点击链接到github查看源代码。

源代码1 项目： ans-android-sdk 文件： LoginActivityA.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    return new CursorLoader(this,
            // Retrieve data rows for the device user's 'profile' contact.
            Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
                    ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

            // Select only email addresses.
            ContactsContract.Contacts.Data.MIMETYPE +
                    " = ?", new String[]{ContactsContract.CommonDataKinds.Email
            .CONTENT_ITEM_TYPE},

            // Show primary email addresses first. Note that there won't be
            // a primary email address if the user hasn't specified one.
            ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
}

源代码2 项目： ans-android-sdk 文件： LoginActivityB.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    return new CursorLoader(this,
            // Retrieve data rows for the device user's 'profile' contact.
            Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
                    ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

            // Select only email addresses.
            ContactsContract.Contacts.Data.MIMETYPE +
                    " = ?", new String[]{ContactsContract.CommonDataKinds.Email
            .CONTENT_ITEM_TYPE},

            // Show primary email addresses first. Note that there won't be
            // a primary email address if the user hasn't specified one.
            ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
}

源代码3 项目： reader 文件： FileHelper.java

@SuppressLint("NewApi")
public static String getRealPathFromURI_API11to18(Context context, Uri contentUri) {
    String[] proj = { MediaStore.Images.Media.DATA };
    String result = null;

    try {
        CursorLoader cursorLoader = new CursorLoader(context, contentUri, proj, null, null, null);
        Cursor cursor = cursorLoader.loadInBackground();

        if (cursor != null) {
            int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
            cursor.moveToFirst();
            result = cursor.getString(column_index);
        }
    } catch (Exception e) {
        result = null;
    }
    return result;
}

源代码4 项目： Build-an-AI-Startup-with-PyTorch 文件： LoginActivity.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    return new CursorLoader(this,
            // Retrieve data rows for the device user's 'profile' contact.
            Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
                    ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

            // Select only email addresses.
            ContactsContract.Contacts.Data.MIMETYPE +
                    " = ?", new String[]{ContactsContract.CommonDataKinds.Email
            .CONTENT_ITEM_TYPE},

            // Show primary email addresses first. Note that there won't be
            // a primary email address if the user hasn't specified one.
            ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
}

源代码5 项目： AudioAnchor 文件： AlbumActivity.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    String[] projection = {
            AnchorContract.AudioEntry.TABLE_NAME + "." + AnchorContract.AudioEntry._ID,
            AnchorContract.AudioEntry.TABLE_NAME + "." + AnchorContract.AudioEntry.COLUMN_TITLE,
            AnchorContract.AudioEntry.TABLE_NAME + "." + AnchorContract.AudioEntry.COLUMN_ALBUM,
            AnchorContract.AudioEntry.TABLE_NAME + "." + AnchorContract.AudioEntry.COLUMN_TIME,
            AnchorContract.AudioEntry.TABLE_NAME + "." + AnchorContract.AudioEntry.COLUMN_COMPLETED_TIME,
            AnchorContract.AlbumEntry.TABLE_NAME + "." + AnchorContract.AlbumEntry.COLUMN_TITLE,
            AnchorContract.AlbumEntry.TABLE_NAME + "." + AnchorContract.AlbumEntry.COLUMN_COVER_PATH
    };

    String sel = AnchorContract.AudioEntry.TABLE_NAME + "." + AnchorContract.AudioEntry.COLUMN_ALBUM + "=?";
    String[] selArgs = {Long.toString(mAlbumId)};
    String sortOrder = "CAST(" + AnchorContract.AudioEntry.TABLE_NAME + "." + AnchorContract.AudioEntry.COLUMN_TITLE + " as SIGNED) ASC, LOWER(" + AnchorContract.AudioEntry.TABLE_NAME + "." + AnchorContract.AudioEntry.COLUMN_TITLE + ") ASC";

    return new CursorLoader(this, AnchorContract.AudioEntry.CONTENT_URI_AUDIO_ALBUM, projection, sel, selArgs, sortOrder);
}

源代码6 项目： android-auth-manager 文件： ExampleLoginActivity.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    return new CursorLoader(this,
            // Retrieve data rows for the device user's 'profile' contact.
            Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
                    ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

            // Select only email addresses.
            ContactsContract.Contacts.Data.MIMETYPE +
                    " = ?", new String[]{ContactsContract.CommonDataKinds.Email
            .CONTENT_ITEM_TYPE},

            // Show primary email addresses first. Note that there won't be
            // a primary email address if the user hasn't specified one.
            ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
}

源代码7 项目： android-auto-call-recorder 文件： MainFragment.java

/**
 * create new cursor with specific projection
 *
 * @param id
 * @param args
 * @return
 */
@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    String[] projectALL = new String[]{"*"};

    String selection = null;
    if (args != null) {
        String searchRecord = args.getString("SEARCH_KEY");
        if (searchRecord != null && searchRecord.length() > 0) {
            selection = RecordDbContract.RecordItem.COLUMN_NUMBER + " LIKE '%" + searchRecord + "%'";
        }
    }

    String sort = mPreferenceHelper.getSortSelection()
            + mPreferenceHelper.getSortArrange();
    return new CursorLoader(getActivity(), RecordDbContract.CONTENT_URL, projectALL, selection, null, sort);
}

源代码8 项目： v2ex 文件： NodesFragment.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    String selectionClause = null;
    if (args != null) {
        String keyword = args.getString("keyword");

        if (keyword != null && !keyword.trim().isEmpty()) {
            selectionClause = "node_title LIKE '%" + keyword + "%'";
        }
    }
    return new CursorLoader(
            getActivity(),                                     // Context
            V2exContract.Nodes.CONTENT_URI,                    // Table to query
            PROJECTION,                                        // Projection to return
            selectionClause,                                              // No selection clause
            null,                                              // No selection arguments
            V2exContract.Nodes.NODE_ID + " ASC"                // Default sort order
    );
}

源代码9 项目： java-unified-sdk 文件： LoginActivity.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
  return new CursorLoader(this,
      // Retrieve data rows for the device user's 'profile' contact.
      Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
          ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

      // Select only email addresses.
      ContactsContract.Contacts.Data.MIMETYPE +
          " = ?", new String[]{ContactsContract.CommonDataKinds.Email
      .CONTENT_ITEM_TYPE},

      // Show primary email addresses first. Note that there won't be
      // a primary email address if the user hasn't specified one.
      ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
}

源代码10 项目： v2ex 文件： FeedsFragment.java

@Override
public Loader<Cursor> onCreateLoader(int id, Bundle args) {

    int limit = args.getInt("limit");
    int offset = args.getInt("offset");
    String keyword = args.getString("keyword");
    LOGD(TAG, "Feeds limit is: " + limit + ", offset is: " + offset + ", keyword is: " + keyword);
    Uri uri = V2exContract.Feeds.CONTENT_URI.buildUpon().
            appendQueryParameter(V2exContract.QUERY_PARAMETER_LIMIT, String.valueOf(limit)).
            build();
    String selectionClause = null;
    if (keyword != null && !keyword.trim().isEmpty()) {
        selectionClause = "feed_title LIKE '%" + keyword + "%'";
    } else if (!nodeTitle.isEmpty()) {
        selectionClause = "feed_node LIKE '%" + nodeTitle + "%'";
    }
    return new CursorLoader(getActivity(), uri,
            FeedsQuery.PROJECTION, selectionClause, null, V2exContract.Feeds.FEED_LAST_MODIFIED + " DESC");
}

源代码11 项目： android-test-demo 文件： LoginActivity.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    return new CursorLoader(this,
            // Retrieve data rows for the device user's 'profile' contact.
            Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
                    ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

            // Select only email addresses.
            ContactsContract.Contacts.Data.MIMETYPE +
                    " = ?", new String[]{ContactsContract.CommonDataKinds.Email
                                                                 .CONTENT_ITEM_TYPE},

            // Show primary email addresses first. Note that there won't be
            // a primary email address if the user hasn't specified one.
            ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
}

源代码12 项目： MediaPickerPoject 文件： VideoLoader.java

@Override
public Loader onCreateLoader(int picker_type, Bundle bundle) {
    String selection = MediaStore.Files.FileColumns.MEDIA_TYPE + "="
            + MediaStore.Files.FileColumns.MEDIA_TYPE_VIDEO;

    Uri queryUri = MediaStore.Files.getContentUri("external");
    CursorLoader cursorLoader = new CursorLoader(
            mContext,
            queryUri,
            MEDIA_PROJECTION,
            selection,
            null, // Selection args (none).
            MediaStore.Files.FileColumns.DATE_ADDED + " DESC" // Sort order.
    );
    return cursorLoader;
}

源代码13 项目： MediaPickerPoject 文件： MediaLoader.java

@Override
public Loader onCreateLoader(int picker_type, Bundle bundle) {
    String selection = MediaStore.Files.FileColumns.MEDIA_TYPE + "="
            + MediaStore.Files.FileColumns.MEDIA_TYPE_IMAGE
            + " OR "
            + MediaStore.Files.FileColumns.MEDIA_TYPE + "="
            + MediaStore.Files.FileColumns.MEDIA_TYPE_VIDEO;

    Uri queryUri = MediaStore.Files.getContentUri("external");
    CursorLoader cursorLoader = new CursorLoader(
            mContext,
            queryUri,
            MEDIA_PROJECTION,
            selection,
            null, // Selection args (none).
            MediaStore.Files.FileColumns.DATE_ADDED + " DESC" // Sort order.
    );
    return cursorLoader;
}

源代码14 项目： atlas 文件： LoginActivity.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    return new CursorLoader(this,
            // Retrieve data rows for the device user's 'profile' contact.
            Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
                    ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

            // Select only email addresses.
            ContactsContract.Contacts.Data.MIMETYPE +
                    " = ?", new String[]{ContactsContract.CommonDataKinds.Email
            .CONTENT_ITEM_TYPE},

            // Show primary email addresses first. Note that there won't be
            // a primary email address if the user hasn't specified one.
            ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
}

源代码15 项目： programming 文件： Login.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    return new CursorLoader(this,
            // Retrieve data rows for the device user's 'profile' contact.
            Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
                    ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

            // Select only email addresses.
            ContactsContract.Contacts.Data.MIMETYPE +
                    " = ?", new String[]{ContactsContract.CommonDataKinds.Email
            .CONTENT_ITEM_TYPE},

            // Show primary email addresses first. Note that there won't be
            // a primary email address if the user hasn't specified one.
            ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
}

源代码16 项目： codeexamples-android 文件： LoaderCursor.java

public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    // This is called when a new Loader needs to be created.  This
    // sample only has one Loader, so we don't care about the ID.
    // First, pick the base URI to use depending on whether we are
    // currently filtering.
    Uri baseUri;
    if (mCurFilter != null) {
        baseUri = Uri.withAppendedPath(Contacts.CONTENT_FILTER_URI,
                Uri.encode(mCurFilter));
    } else {
        baseUri = Contacts.CONTENT_URI;
    }

    // Now create and return a CursorLoader that will take care of
    // creating a Cursor for the data being displayed.
    String select = "((" + Contacts.DISPLAY_NAME + " NOTNULL) AND ("
            + Contacts.HAS_PHONE_NUMBER + "=1) AND ("
            + Contacts.DISPLAY_NAME + " != '' ))";
    return new CursorLoader(getActivity(), baseUri,
            CONTACTS_SUMMARY_PROJECTION, select, null,
            Contacts.DISPLAY_NAME + " COLLATE LOCALIZED ASC");
}

源代码17 项目： AndroidProjects 文件： LoginActivity.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    return new CursorLoader(this,
            // Retrieve data rows for the device user's 'profile' contact.
            Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
                    ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

            // Select only email addresses.
            ContactsContract.Contacts.Data.MIMETYPE +
                    " = ?", new String[]{ContactsContract.CommonDataKinds.Email
            .CONTENT_ITEM_TYPE},

            // Show primary email addresses first. Note that there won't be
            // a primary email address if the user hasn't specified one.
            ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
}

源代码18 项目： foodie-app 文件： LoginActivity.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    return new CursorLoader(this,
            // Retrieve data rows for the device user's 'profile' contact.
            Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
                    ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

            // Select only email addresses.
            ContactsContract.Contacts.Data.MIMETYPE +
                    " = ?", new String[]{ContactsContract.CommonDataKinds.Email
            .CONTENT_ITEM_TYPE},

            // Show primary email addresses first. Note that there won't be
            // a primary email address if the user hasn't specified one.
            ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
}

源代码19 项目： Alexei 文件： Utils.java

public String getRealPathFromURI(Context context, Uri contentUri) {
    String[] proj = { MediaStore.Images.Media.DATA };

    //This method was deprecated in API level 11
    //Cursor cursor = managedQuery(contentUri, proj, null, null, null);

    CursorLoader cursorLoader = new CursorLoader(
            context,
            contentUri, proj, null, null, null);
    Cursor cursor = cursorLoader.loadInBackground();

    int column_index =
            cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
    cursor.moveToFirst();
    return cursor.getString(column_index);
}

源代码20 项目： journaldev 文件： LoginActivity.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    return new CursorLoader(this,
            // Retrieve data rows for the device user's 'profile' contact.
            Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
                    ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

            // Select only email addresses.
            ContactsContract.Contacts.Data.MIMETYPE +
                    " = ?", new String[]{ContactsContract.CommonDataKinds.Email
            .CONTENT_ITEM_TYPE},

            // Show primary email addresses first. Note that there won't be
            // a primary email address if the user hasn't specified one.
            ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
}

源代码21 项目： reader 文件： FileHelper.java

@SuppressLint("NewApi")
public static String getRealPathFromURI_API11to18(Context context, Uri contentUri) {
    String[] proj = { MediaStore.Images.Media.DATA };
    String result = null;

    try {
        CursorLoader cursorLoader = new CursorLoader(context, contentUri, proj, null, null, null);
        Cursor cursor = cursorLoader.loadInBackground();

        if (cursor != null) {
            int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
            cursor.moveToFirst();
            result = cursor.getString(column_index);
        }
    } catch (Exception e) {
        result = null;
    }
    return result;
}

源代码22 项目： V.FlyoutTest 文件： CursorFragment.java

public Loader<Cursor> onCreateLoader(int id, Bundle args) {
    // This is called when a new Loader needs to be created.  This
    // sample only has one Loader, so we don't care about the ID.
    // First, pick the base URI to use depending on whether we are
    // currently filtering.
    Uri baseUri;
    if (mCurFilter != null) {
        baseUri = Uri.withAppendedPath(Contacts.CONTENT_FILTER_URI,
                Uri.encode(mCurFilter));
    } else {
        baseUri = Contacts.CONTENT_URI;
    }

    // Now create and return a CursorLoader that will take care of
    // creating a Cursor for the data being displayed.
    String select = "((" + Contacts.DISPLAY_NAME + " NOTNULL) AND ("
            + Contacts.HAS_PHONE_NUMBER + "=1) AND ("
            + Contacts.DISPLAY_NAME + " != '' ))";
    return new CursorLoader(getActivity(), baseUri,
            CONTACTS_SUMMARY_PROJECTION, select, null,
            Contacts.DISPLAY_NAME + " COLLATE LOCALIZED ASC");
}

源代码23 项目： AndroidStudyDemo 文件： FileUtil.java

/**
 * 把uri转为File对象
 *
 * @param activity Activity
 * @param uri      文件Uri
 * @return File对象
 */
public static File uri2File(Activity activity, Uri uri) {
    if (Build.VERSION.SDK_INT < 11) {
        // 在API11以下可以使用：managedQuery
        String[] proj = {MediaStore.Images.Media.DATA};
        @SuppressWarnings("deprecation")
        Cursor actualimagecursor = activity.managedQuery(uri, proj, null, null,
                null);
        int actual_image_column_index = actualimagecursor
                .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
        actualimagecursor.moveToFirst();
        String img_path = actualimagecursor
                .getString(actual_image_column_index);
        return new File(img_path);
    } else {
        // 在API11以上：要转为使用CursorLoader,并使用loadInBackground来返回
        String[] projection = {MediaStore.Images.Media.DATA};
        CursorLoader loader = new CursorLoader(activity, uri, projection, null,
                null, null);
        Cursor cursor = loader.loadInBackground();
        int column_index = cursor
                .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
        cursor.moveToFirst();
        return new File(cursor.getString(column_index));
    }
}

源代码24 项目： VideoMeeting 文件： FileUtils.java

/**
 * 把媒体文件uri转为File对象
 */
public static File uri2File(Activity aty, Uri uri) {
    if (android.os.Build.VERSION.SDK_INT < 11) {
        // 在API11以下可以使用：managedQuery
        String[] proj = { MediaStore.Images.Media.DATA };
        @SuppressWarnings("deprecation")
        Cursor actualimagecursor = aty.managedQuery(uri, proj, null, null,
                null);
        int actual_image_column_index = actualimagecursor
                .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
        actualimagecursor.moveToFirst();
        String img_path = actualimagecursor
                .getString(actual_image_column_index);
        return new File(img_path);
    } else {
        // 在API11以上：要转为使用CursorLoader,并使用loadInBackground来返回
        String[] projection = { MediaStore.Images.Media.DATA };
        CursorLoader loader = new CursorLoader(aty, uri, projection, null,
                null, null);
        Cursor cursor = loader.loadInBackground();
        int column_index = cursor
                .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
        cursor.moveToFirst();
        return new File(cursor.getString(column_index));
    }
}

源代码25 项目： Pioneer 文件： LoginActivity.java

@TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH)
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    return new CursorLoader(this,
            // Retrieve data rows for the device user's 'profile' contact.
            Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
                    ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

            // Select only email addresses.
            ContactsContract.Contacts.Data.MIMETYPE +
                    " = ?", new String[]{ContactsContract.CommonDataKinds.Email
            .CONTENT_ITEM_TYPE},

            // Show primary email addresses first. Note that there won't be
            // a primary email address if the user hasn't specified one.
            ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
}

源代码26 项目： pubnub-android-chat 文件： ChatterBoxLogin.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    return new CursorLoader(this,
            // Retrieve data rows for the device user's 'profile' contact.
            Uri.withAppendedPath(ContactsContract.Profile.CONTENT_URI,
                    ContactsContract.Contacts.Data.CONTENT_DIRECTORY), ProfileQuery.PROJECTION,

            // Select only email addresses.
            ContactsContract.Contacts.Data.MIMETYPE +
                    " = ?", new String[]{ContactsContract.CommonDataKinds.Email
            .CONTENT_ITEM_TYPE},

            // Show primary email addresses first. Note that there won't be
            // a primary email address if the user hasn't specified one.
            ContactsContract.Contacts.Data.IS_PRIMARY + " DESC");
}

源代码27 项目： android-open-project-demo 文件： UserPhotosFragment.java

public Loader<Cursor> onCreateLoader(final int id, Bundle bundle) {

		CursorLoader cursorLoader = null;

		switch (id) {
		case LOADER_USER_PHOTOS_EXTERNAL:
			String selection = null;
			String[] selectionArgs = null;

			if (null != bundle
					&& bundle.containsKey(LOADER_PHOTOS_BUCKETS_PARAM)) {
				selection = Images.Media.BUCKET_ID + " = ?";
				selectionArgs = new String[] { bundle
						.getString(LOADER_PHOTOS_BUCKETS_PARAM) };
			}

			cursorLoader = new PhotupCursorLoader(getActivity(),
					MediaStoreCursorHelper.MEDIA_STORE_CONTENT_URI,
					MediaStoreCursorHelper.PHOTOS_PROJECTION, selection,
					selectionArgs, MediaStoreCursorHelper.PHOTOS_ORDER_BY,
					false);
			break;
		}

		return cursorLoader;
	}

源代码28 项目： showCaseCordova 文件： FileHelper.java

@SuppressLint("NewApi")
public static String getRealPathFromURI_API11to18(Context context, Uri contentUri) {
    String[] proj = { MediaStore.Images.Media.DATA };
    String result = null;

    try {
        CursorLoader cursorLoader = new CursorLoader(context, contentUri, proj, null, null, null);
        Cursor cursor = cursorLoader.loadInBackground();

        if (cursor != null) {
            int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
            cursor.moveToFirst();
            result = cursor.getString(column_index);
        }
    } catch (Exception e) {
        result = null;
    }
    return result;
}

源代码29 项目： vmqApk 文件： UriUtil.java

/**
 * 适配api11-api18,根据uri获取图片的绝对路径
 */
private static String getRealPathFromUri_Api11To18(Context context, Uri uri) {
    String filePath = null;
    String[] projection = {MediaStore.Images.Media.DATA};
    CursorLoader loader = new CursorLoader(context, uri, projection, null, null, null);
    Cursor cursor = loader.loadInBackground();

    if (cursor != null) {
        cursor.moveToFirst();
        filePath = cursor.getString(cursor.getColumnIndex(projection[0]));
        cursor.close();
    }
    return filePath;
}

源代码30 项目： AudioAnchor 文件： MainActivity.java

@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
    // Set the projection to retrieve the relevant columns from the table
    String[] projection = {
            AnchorContract.AlbumEntry._ID,
            AnchorContract.AlbumEntry.COLUMN_TITLE,
            AnchorContract.AlbumEntry.COLUMN_COVER_PATH};

    String sortOrder = "CAST(" + AnchorContract.AlbumEntry.COLUMN_TITLE + " as SIGNED) ASC, LOWER(" + AnchorContract.AlbumEntry.COLUMN_TITLE + ") ASC";

    return new CursorLoader(this, AnchorContract.AlbumEntry.CONTENT_URI, projection, null, null, sortOrder);
}

类所在包

android.content

类方法

loadInBackground ( )

同包方法

android.content.Context

android.content.Intent

android.content.SharedPreferences

android.content.DialogInterface

android.content.BroadcastReceiver

android.content.IntentFilter

android.content.ComponentName