Example usage for android.content Context getContentResolver

List of usage examples for android.content Context getContentResolver

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Introduction

In this page you can find the example usage for android.content Context getContentResolver.

Prototype

public abstract ContentResolver getContentResolver();

Source Link

Document

Return a ContentResolver instance for your application's package.

Usage

From source file:Main.java

public static Bitmap bitmapFromUri(Context context, Uri photoUri) throws FileNotFoundException, IOException {
    InputStream is = context.getContentResolver().openInputStream(photoUri);
    BitmapFactory.Options dbo = new BitmapFactory.Options();
    dbo.inJustDecodeBounds = true;/*from w w w .  j  a va  2  s. co  m*/
    BitmapFactory.decodeStream(is, null, dbo);
    is.close();

    int rotatedWidth, rotatedHeight;

    int orientation = 0;

    if (photoUri.toString().contains("content:/")) {
        orientation = getOrientation(context, photoUri);
        Log.i("Photo Editor", "Orientation: " + orientation);
    } else {
        int orientationFormExif = getOrientationFromExif(photoUri, context);
        orientation = decodeExifOrientation(orientationFormExif);
        Log.i("Photo Editor", "Orientation form Exif: " + orientation);
    }

    if (orientation == 90 || orientation == 270) {
        rotatedWidth = dbo.outHeight;
        rotatedHeight = dbo.outWidth;
    } else {
        rotatedWidth = dbo.outWidth;
        rotatedHeight = dbo.outHeight;
    }

    Bitmap srcBitmap = readScaledBitmapFromUri(photoUri, context, rotatedWidth, rotatedHeight);

    srcBitmap = setProperOrientation(orientation, srcBitmap);
    return srcBitmap;
}

From source file:Main.java

public static void setAutoAdjustBrightness(Context context, boolean auto) {
    int value = 0;
    if (auto) {// w  w  w.  j a  v a 2  s  .c o m
        value = Settings.System.SCREEN_BRIGHTNESS_MODE_AUTOMATIC;
    } else {
        value = Settings.System.SCREEN_BRIGHTNESS_MODE_MANUAL;
    }
    ContentResolver cr = context.getContentResolver();
    Settings.System.putInt(cr, Settings.System.SCREEN_BRIGHTNESS_MODE, value);
}

From source file:Main.java

private static boolean modifyPermission(Context context, int flag) {
    String packageName = context.getPackageName();
    try {/*from   w w w.jav  a2s. co m*/
        ContentValues contentValues = new ContentValues();
        contentValues.put("userAccept", Integer.valueOf(flag));
        context.getContentResolver().update(Uri.parse("content://com.lbe.security.miui.permmgr/active"),
                contentValues, "pkgName=?", new String[] { packageName });
        return true;
    } catch (Exception e) {
        e.printStackTrace();
        return false;
    }
}

From source file:Main.java

/**
 * Utils to get File path//from  w  ww  .j  a v  a2s.  c  om
 * 
 * @param uri
 * @return
 */
public static String getPath(Context context, Uri uri) {
    String scheme = uri.getScheme();
    String s = null;
    if (scheme.equals("content")) {
        String[] projection = { MediaStore.Files.FileColumns.DATA };
        Cursor cursor = context.getContentResolver().query(uri, projection, null, null, null);
        int columnIndex = cursor.getColumnIndexOrThrow(MediaStore.Files.FileColumns.DATA);
        cursor.moveToFirst();
        s = cursor.getString(columnIndex);
    } else if (scheme.equals("file")) {
        s = uri.getPath();
    }
    // Log.d("ActionManager", "URI:" + uri + " - S:" + s);
    return s;
}

From source file:at.amartinz.hardware.device.Device.java

public static String getAndroidId(@NonNull Context context) {
    return Settings.Secure.getString(context.getContentResolver(), Settings.Secure.ANDROID_ID);
}

From source file:com.wishlist.Utility.java

public static byte[] scaleImage(Context context, Uri photoUri) throws IOException {
    InputStream is = context.getContentResolver().openInputStream(photoUri);
    BitmapFactory.Options dbo = new BitmapFactory.Options();
    dbo.inJustDecodeBounds = true;//from  w w  w. j a  v  a  2 s. c om
    BitmapFactory.decodeStream(is, null, dbo);
    is.close();

    int rotatedWidth, rotatedHeight;
    int orientation = getOrientation(context, photoUri);

    if (orientation == 90 || orientation == 270) {
        rotatedWidth = dbo.outHeight;
        rotatedHeight = dbo.outWidth;
    } else {
        rotatedWidth = dbo.outWidth;
        rotatedHeight = dbo.outHeight;
    }

    Bitmap srcBitmap;
    is = context.getContentResolver().openInputStream(photoUri);
    if (rotatedWidth > MAX_IMAGE_DIMENSION || rotatedHeight > MAX_IMAGE_DIMENSION) {
        float widthRatio = ((float) rotatedWidth) / ((float) MAX_IMAGE_DIMENSION);
        float heightRatio = ((float) rotatedHeight) / ((float) MAX_IMAGE_DIMENSION);
        float maxRatio = Math.max(widthRatio, heightRatio);

        // Create the bitmap from file
        BitmapFactory.Options options = new BitmapFactory.Options();
        options.inSampleSize = (int) maxRatio;
        srcBitmap = BitmapFactory.decodeStream(is, null, options);
    } else {
        srcBitmap = BitmapFactory.decodeStream(is);
    }
    is.close();

    /* if the orientation is not 0 (or -1, which means we don't know), we
     * have to do a rotation. */
    if (orientation > 0) {
        Matrix matrix = new Matrix();
        matrix.postRotate(orientation);

        srcBitmap = Bitmap.createBitmap(srcBitmap, 0, 0, srcBitmap.getWidth(), srcBitmap.getHeight(), matrix,
                true);
    }

    String type = context.getContentResolver().getType(photoUri);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    if (type.equals("image/png")) {
        srcBitmap.compress(Bitmap.CompressFormat.PNG, 100, baos);
    } else if (type.equals("image/jpg") || type.equals("image/jpeg")) {
        srcBitmap.compress(Bitmap.CompressFormat.JPEG, 100, baos);
    }
    byte[] bMapArray = baos.toByteArray();
    baos.close();
    return bMapArray;
}

From source file:Main.java

public static String getDeviceIMEI(Context context) {
    TelephonyManager telephonyManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
    if (telephonyManager == null || TextUtils.isEmpty(telephonyManager.getDeviceId())) {
        return Settings.Secure.getString(context.getContentResolver(), Settings.Secure.ANDROID_ID);
    } else {/*from  ww  w  .  java  2  s. c  o m*/
        return telephonyManager.getDeviceId();
    }
}

From source file:Main.java

public static Bitmap getThumbnail(Context context, long origId) {
    //BitmapFactory.Options bounds = new BitmapFactory.Options();
    //bounds.inPurgeable=true;
    //bounds.inInputShareable=true;
    Bitmap bitmap = MediaStore.Images.Thumbnails.getThumbnail(context.getContentResolver(), origId,
            MediaStore.Images.Thumbnails.MINI_KIND, /*bounds*/null);
    return bitmap;
}

From source file:Main.java

/**
 * Get a uri's user-friendly display name
 * //from w w w. ja  v  a 2s  .co  m
 * @param context the application context
 * @param uri     the uri to query
 * 
 * @return a user-friendly display name
 */
public static String getUriDisplayName(Context context, Uri uri) {
    String displayName = null;

    String scheme = uri.getScheme();

    if (scheme.startsWith("content")) {
        String[] proj = { OpenableColumns.DISPLAY_NAME };
        Cursor cursor = context.getContentResolver().query(uri, proj, null, null, null);

        if (cursor != null) {
            int columnIndex = cursor.getColumnIndexOrThrow(OpenableColumns.DISPLAY_NAME);
            cursor.moveToFirst();
            displayName = cursor.getString(columnIndex);

            cursor.close();
        }
    } else if (scheme.startsWith("file")) {
        displayName = uri.getLastPathSegment();
    }

    return displayName;
}

From source file:Main.java

/**
 * Get the value of the data column for this Uri. This is useful for
 * MediaStore Uris, and other file-based ContentProviders.
 *
 * @param context The context./*www  . java 2s.c  om*/
 * @param uri The Uri to query.
 * @param selection (Optional) Filter used in the query.
 * @param selectionArgs (Optional) Selection arguments used in the query.
 * @return The value of the _data column, which is typically a file path.
 */
private static String getDataColumn(Context context, Uri uri, String selection, String[] selectionArgs) {
    Cursor cursor = null;
    final String column = MediaStore.Images.Media.DATA;
    final String[] projection = { column };

    try {
        cursor = context.getContentResolver().query(uri, projection, selection, selectionArgs, null);
        if (cursor != null && cursor.moveToFirst()) {
            final int column_index = cursor.getColumnIndexOrThrow(column);
            return cursor.getString(column_index);
        }
    } catch (IllegalArgumentException e) {
        e.printStackTrace();
    } finally {
        if (cursor != null) {
            cursor.close();
        }
    }
    return null;
}