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@ -17,9 +17,11 @@ import android.graphics.Canvas;
@@ -17,9 +17,11 @@ import android.graphics.Canvas;
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import android.graphics.Paint; |
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import android.os.Environment; |
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import android.support.annotation.StringRes; |
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import android.support.design.widget.Snackbar; |
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import android.support.v7.app.AlertDialog; |
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import android.util.DisplayMetrics; |
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import android.util.Log; |
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import android.view.View; |
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import android.webkit.URLUtil; |
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import android.widget.Toast; |
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@ -37,139 +39,146 @@ import acr.browser.lightning.download.DownloadHandler;
@@ -37,139 +39,146 @@ import acr.browser.lightning.download.DownloadHandler;
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public final class Utils { |
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private Utils() { |
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} |
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private Utils() { |
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} |
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public static void downloadFile(final Activity activity, final String url, |
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public static void downloadFile(final Activity activity, final String url, |
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final String userAgent, final String contentDisposition) { |
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String fileName = URLUtil.guessFileName(url, null, null); |
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DownloadHandler.onDownloadStart(activity, url, userAgent, contentDisposition, null |
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String fileName = URLUtil.guessFileName(url, null, null); |
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DownloadHandler.onDownloadStart(activity, url, userAgent, contentDisposition, null |
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); |
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Log.i(Constants.TAG, "Downloading" + fileName); |
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} |
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Log.i(Constants.TAG, "Downloading" + fileName); |
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} |
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public static Intent newEmailIntent(String address, String subject, |
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public static Intent newEmailIntent(String address, String subject, |
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String body, String cc) { |
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Intent intent = new Intent(Intent.ACTION_SEND); |
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intent.putExtra(Intent.EXTRA_EMAIL, new String[] { address }); |
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intent.putExtra(Intent.EXTRA_TEXT, body); |
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intent.putExtra(Intent.EXTRA_SUBJECT, subject); |
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intent.putExtra(Intent.EXTRA_CC, cc); |
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intent.setType("message/rfc822"); |
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return intent; |
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} |
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public static void createInformativeDialog(Context context, String title, String message) { |
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AlertDialog.Builder builder = new AlertDialog.Builder(context); |
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builder.setTitle(title); |
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builder.setMessage(message) |
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.setCancelable(true) |
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.setPositiveButton(context.getResources().getString(R.string.action_ok), |
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Intent intent = new Intent(Intent.ACTION_SEND); |
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intent.putExtra(Intent.EXTRA_EMAIL, new String[]{address}); |
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intent.putExtra(Intent.EXTRA_TEXT, body); |
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intent.putExtra(Intent.EXTRA_SUBJECT, subject); |
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intent.putExtra(Intent.EXTRA_CC, cc); |
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intent.setType("message/rfc822"); |
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return intent; |
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} |
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public static void createInformativeDialog(Context context, String title, String message) { |
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AlertDialog.Builder builder = new AlertDialog.Builder(context); |
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builder.setTitle(title); |
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builder.setMessage(message) |
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.setCancelable(true) |
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.setPositiveButton(context.getResources().getString(R.string.action_ok), |
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new DialogInterface.OnClickListener() { |
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@Override |
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public void onClick(DialogInterface dialog, int id) { |
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} |
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}); |
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AlertDialog alert = builder.create(); |
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alert.show(); |
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} |
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AlertDialog alert = builder.create(); |
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alert.show(); |
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} |
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public static void showToast(Context context, String message) { |
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Toast.makeText(context, message, Toast.LENGTH_SHORT).show(); |
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} |
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public static void showToast(Context context, String message) { |
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Toast.makeText(context, message, Toast.LENGTH_SHORT).show(); |
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} |
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public static void showToast(Context context, @StringRes int resource) { |
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Toast.makeText(context, resource, Toast.LENGTH_SHORT).show(); |
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} |
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/** |
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* Returns the number of pixels corresponding to the passed density pixels |
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*/ |
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public static int convertDpToPixels(int dp) { |
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DisplayMetrics metrics = Resources.getSystem().getDisplayMetrics(); |
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return (int) (dp * metrics.density + 0.5f); |
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} |
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public static String getDomainName(String url) { |
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boolean ssl = url.startsWith(Constants.HTTPS); |
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int index = url.indexOf('/', 8); |
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if (index != -1) { |
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url = url.substring(0, index); |
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} |
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URI uri; |
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String domain = null; |
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try { |
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uri = new URI(url); |
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domain = uri.getHost(); |
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} catch (URISyntaxException e) { |
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e.printStackTrace(); |
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} |
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if (domain == null || domain.isEmpty()) { |
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return url; |
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} |
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if (ssl) |
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return Constants.HTTPS + domain; |
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else |
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return domain.startsWith("www.") ? domain.substring(4) : domain; |
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} |
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public static String getProtocol(String url) { |
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int index = url.indexOf('/'); |
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return url.substring(0, index + 2); |
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} |
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public static String[] getArray(String input) { |
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return input.split(Constants.SEPARATOR); |
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} |
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public static void trimCache(Context context) { |
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try { |
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File dir = context.getCacheDir(); |
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if (dir != null && dir.isDirectory()) { |
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deleteDir(dir); |
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} |
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} catch (Exception ignored) { |
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} |
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} |
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public static boolean deleteDir(File dir) { |
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if (dir != null && dir.isDirectory()) { |
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String[] children = dir.list(); |
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for (String aChildren : children) { |
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boolean success = deleteDir(new File(dir, aChildren)); |
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if (!success) { |
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return false; |
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} |
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} |
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} |
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// The directory is now empty so delete it
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return dir != null && dir.delete(); |
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} |
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/** |
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* Creates and returns a new favicon which is the same as the provided |
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* favicon but with horizontal or vertical padding of 4dp |
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* |
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* @param bitmap |
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* is the bitmap to pad. |
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* @return the padded bitmap. |
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*/ |
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public static Bitmap padFavicon(Bitmap bitmap) { |
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int padding = Utils.convertDpToPixels(4); |
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Bitmap paddedBitmap = Bitmap.createBitmap(bitmap.getWidth() + padding, bitmap.getHeight() |
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+ padding, Bitmap.Config.ARGB_8888); |
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Canvas canvas = new Canvas(paddedBitmap); |
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canvas.drawARGB(0x00, 0x00, 0x00, 0x00); // this represents white color
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canvas.drawBitmap(bitmap, padding / 2, padding / 2, new Paint(Paint.FILTER_BITMAP_FLAG)); |
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return paddedBitmap; |
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} |
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public static void showSnackBar(View view, String message) { |
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Snackbar.make(view, message, Snackbar.LENGTH_SHORT).show(); |
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} |
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public static void showSnackBar(View view, @StringRes int resource) { |
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Snackbar.make(view, resource, Snackbar.LENGTH_SHORT).show(); |
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} |
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/** |
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* Returns the number of pixels corresponding to the passed density pixels |
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*/ |
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public static int convertDpToPixels(int dp) { |
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DisplayMetrics metrics = Resources.getSystem().getDisplayMetrics(); |
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return (int) (dp * metrics.density + 0.5f); |
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} |
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public static String getDomainName(String url) { |
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boolean ssl = url.startsWith(Constants.HTTPS); |
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int index = url.indexOf('/', 8); |
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if (index != -1) { |
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url = url.substring(0, index); |
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} |
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URI uri; |
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String domain = null; |
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try { |
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uri = new URI(url); |
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domain = uri.getHost(); |
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} catch (URISyntaxException e) { |
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e.printStackTrace(); |
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} |
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if (domain == null || domain.isEmpty()) { |
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return url; |
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} |
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if (ssl) |
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return Constants.HTTPS + domain; |
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else |
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return domain.startsWith("www.") ? domain.substring(4) : domain; |
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} |
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public static String getProtocol(String url) { |
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int index = url.indexOf('/'); |
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return url.substring(0, index + 2); |
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} |
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public static String[] getArray(String input) { |
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return input.split(Constants.SEPARATOR); |
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} |
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public static void trimCache(Context context) { |
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try { |
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File dir = context.getCacheDir(); |
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if (dir != null && dir.isDirectory()) { |
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deleteDir(dir); |
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} |
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} catch (Exception ignored) { |
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} |
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} |
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public static boolean deleteDir(File dir) { |
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if (dir != null && dir.isDirectory()) { |
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String[] children = dir.list(); |
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for (String aChildren : children) { |
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boolean success = deleteDir(new File(dir, aChildren)); |
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if (!success) { |
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return false; |
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} |
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} |
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} |
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// The directory is now empty so delete it
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return dir != null && dir.delete(); |
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} |
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/** |
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* Creates and returns a new favicon which is the same as the provided |
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* favicon but with horizontal or vertical padding of 4dp |
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* |
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* @param bitmap is the bitmap to pad. |
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* @return the padded bitmap. |
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*/ |
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public static Bitmap padFavicon(Bitmap bitmap) { |
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int padding = Utils.convertDpToPixels(4); |
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Bitmap paddedBitmap = Bitmap.createBitmap(bitmap.getWidth() + padding, bitmap.getHeight() |
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+ padding, Bitmap.Config.ARGB_8888); |
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Canvas canvas = new Canvas(paddedBitmap); |
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canvas.drawARGB(0x00, 0x00, 0x00, 0x00); // this represents white color
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canvas.drawBitmap(bitmap, padding / 2, padding / 2, new Paint(Paint.FILTER_BITMAP_FLAG)); |
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return paddedBitmap; |
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} |
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public static boolean isColorTooDark(int color) { |
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final byte RED_CHANNEL = 16; |
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@ -185,71 +194,71 @@ public final class Utils {
@@ -185,71 +194,71 @@ public final class Utils {
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return gray < 0x727272; |
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} |
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public static int mixTwoColors(int color1, int color2, float amount) { |
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final byte ALPHA_CHANNEL = 24; |
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final byte RED_CHANNEL = 16; |
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final byte GREEN_CHANNEL = 8; |
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//final byte BLUE_CHANNEL = 0;
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final float inverseAmount = 1.0f - amount; |
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int r = ((int) (((float) (color1 >> RED_CHANNEL & 0xff) * amount) + ((float) (color2 >> RED_CHANNEL & 0xff) * inverseAmount))) & 0xff; |
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int g = ((int) (((float) (color1 >> GREEN_CHANNEL & 0xff) * amount) + ((float) (color2 >> GREEN_CHANNEL & 0xff) * inverseAmount))) & 0xff; |
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int b = ((int) (((float) (color1 & 0xff) * amount) + ((float) (color2 & 0xff) * inverseAmount))) & 0xff; |
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return 0xff << ALPHA_CHANNEL | r << RED_CHANNEL | g << GREEN_CHANNEL | b; |
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} |
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@SuppressLint("SimpleDateFormat") |
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public static File createImageFile() throws IOException { |
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// Create an image file name
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String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date()); |
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String imageFileName = "JPEG_" + timeStamp + "_"; |
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File storageDir = Environment |
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.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES); |
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return File.createTempFile(imageFileName, /* prefix */ |
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".jpg", /* suffix */ |
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storageDir /* directory */ |
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); |
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} |
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public static boolean isFlashInstalled(Context context) { |
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try { |
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PackageManager pm = context.getPackageManager(); |
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ApplicationInfo ai = pm.getApplicationInfo("com.adobe.flashplayer", 0); |
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if (ai != null) { |
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return true; |
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} |
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} catch (PackageManager.NameNotFoundException e) { |
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return false; |
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} |
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return false; |
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} |
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public static Bitmap getWebpageBitmap(Resources resources, boolean dark) { |
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if (dark) { |
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if (mWebIconDark == null) { |
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mWebIconDark = BitmapFactory.decodeResource(resources, R.drawable.ic_webpage_dark); |
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} |
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return mWebIconDark; |
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} else { |
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if (mWebIconLight == null) { |
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mWebIconLight = BitmapFactory.decodeResource(resources, R.drawable.ic_webpage); |
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} |
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return mWebIconLight; |
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} |
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} |
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private static Bitmap mWebIconLight; |
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private static Bitmap mWebIconDark; |
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public static void close(Closeable closeable) { |
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if (closeable == null) |
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return; |
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try { |
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closeable.close(); |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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} |
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public static int mixTwoColors(int color1, int color2, float amount) { |
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final byte ALPHA_CHANNEL = 24; |
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final byte RED_CHANNEL = 16; |
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final byte GREEN_CHANNEL = 8; |
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//final byte BLUE_CHANNEL = 0;
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final float inverseAmount = 1.0f - amount; |
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int r = ((int) (((float) (color1 >> RED_CHANNEL & 0xff) * amount) + ((float) (color2 >> RED_CHANNEL & 0xff) * inverseAmount))) & 0xff; |
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int g = ((int) (((float) (color1 >> GREEN_CHANNEL & 0xff) * amount) + ((float) (color2 >> GREEN_CHANNEL & 0xff) * inverseAmount))) & 0xff; |
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int b = ((int) (((float) (color1 & 0xff) * amount) + ((float) (color2 & 0xff) * inverseAmount))) & 0xff; |
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return 0xff << ALPHA_CHANNEL | r << RED_CHANNEL | g << GREEN_CHANNEL | b; |
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} |
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@SuppressLint("SimpleDateFormat") |
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public static File createImageFile() throws IOException { |
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// Create an image file name
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String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date()); |
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String imageFileName = "JPEG_" + timeStamp + "_"; |
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File storageDir = Environment |
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.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES); |
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return File.createTempFile(imageFileName, /* prefix */ |
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".jpg", /* suffix */ |
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storageDir /* directory */ |
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); |
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} |
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public static boolean isFlashInstalled(Context context) { |
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try { |
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PackageManager pm = context.getPackageManager(); |
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ApplicationInfo ai = pm.getApplicationInfo("com.adobe.flashplayer", 0); |
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if (ai != null) { |
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return true; |
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} |
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} catch (PackageManager.NameNotFoundException e) { |
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return false; |
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} |
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return false; |
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} |
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public static Bitmap getWebpageBitmap(Resources resources, boolean dark) { |
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if (dark) { |
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if (mWebIconDark == null) { |
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|
mWebIconDark = BitmapFactory.decodeResource(resources, R.drawable.ic_webpage_dark); |
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} |
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return mWebIconDark; |
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} else { |
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if (mWebIconLight == null) { |
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mWebIconLight = BitmapFactory.decodeResource(resources, R.drawable.ic_webpage); |
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} |
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return mWebIconLight; |
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} |
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} |
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private static Bitmap mWebIconLight; |
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|
private static Bitmap mWebIconDark; |
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public static void close(Closeable closeable) { |
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|
|
if (closeable == null) |
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|
|
return; |
|
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|
|
try { |
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|
|
closeable.close(); |
|
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|
|
} catch (IOException e) { |
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|
|
e.printStackTrace(); |
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|
|
} |
|
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|
|
} |
|
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|
|
} |
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Anthony Restaino
9 years ago