| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| package org.chromium.base; |
| |
| import android.annotation.TargetApi; |
| import android.app.Activity; |
| import android.app.ActivityManager; |
| import android.app.PendingIntent; |
| import android.content.ContentResolver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.pm.PackageManager; |
| import android.content.res.ColorStateList; |
| import android.content.res.Configuration; |
| import android.content.res.Resources; |
| import android.content.res.Resources.NotFoundException; |
| import android.graphics.Bitmap; |
| import android.graphics.Color; |
| import android.graphics.drawable.Drawable; |
| import android.os.Build; |
| import android.os.PowerManager; |
| import android.os.Process; |
| import android.provider.Settings; |
| import android.view.View; |
| import android.view.ViewGroup.MarginLayoutParams; |
| import android.view.Window; |
| import android.view.WindowManager; |
| import android.widget.TextView; |
| |
| /** |
| * Utility class to use new APIs that were added after ICS (API level 14). |
| */ |
| @TargetApi(Build.VERSION_CODES.LOLLIPOP) |
| public class ApiCompatibilityUtils { |
| private ApiCompatibilityUtils() { |
| } |
| |
| /** |
| * Returns true if view's layout direction is right-to-left. |
| * |
| * @param view the View whose layout is being considered |
| */ |
| public static boolean isLayoutRtl(View view) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| return view.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL; |
| } else { |
| // All layouts are LTR before JB MR1. |
| return false; |
| } |
| } |
| |
| /** |
| * @see Configuration#getLayoutDirection() |
| */ |
| public static int getLayoutDirection(Configuration configuration) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| return configuration.getLayoutDirection(); |
| } else { |
| // All layouts are LTR before JB MR1. |
| return View.LAYOUT_DIRECTION_LTR; |
| } |
| } |
| |
| /** |
| * @return True if the running version of the Android supports printing. |
| */ |
| public static boolean isPrintingSupported() { |
| return Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT; |
| } |
| |
| /** |
| * @see android.view.View#setLayoutDirection(int) |
| */ |
| public static void setLayoutDirection(View view, int layoutDirection) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| view.setLayoutDirection(layoutDirection); |
| } else { |
| // Do nothing. RTL layouts aren't supported before JB MR1. |
| } |
| } |
| |
| /** |
| * @see android.view.View#setTextAlignment(int) |
| */ |
| public static void setTextAlignment(View view, int textAlignment) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| view.setTextAlignment(textAlignment); |
| } else { |
| // Do nothing. RTL text isn't supported before JB MR1. |
| } |
| } |
| |
| /** |
| * @see android.view.View#setTextDirection(int) |
| */ |
| public static void setTextDirection(View view, int textDirection) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| view.setTextDirection(textDirection); |
| } else { |
| // Do nothing. RTL text isn't supported before JB MR1. |
| } |
| } |
| |
| /** |
| * @see android.view.ViewGroup.MarginLayoutParams#setMarginEnd(int) |
| */ |
| public static void setMarginEnd(MarginLayoutParams layoutParams, int end) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| layoutParams.setMarginEnd(end); |
| } else { |
| layoutParams.rightMargin = end; |
| } |
| } |
| |
| /** |
| * @see android.view.ViewGroup.MarginLayoutParams#getMarginEnd() |
| */ |
| public static int getMarginEnd(MarginLayoutParams layoutParams) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| return layoutParams.getMarginEnd(); |
| } else { |
| return layoutParams.rightMargin; |
| } |
| } |
| |
| /** |
| * @see android.view.ViewGroup.MarginLayoutParams#setMarginStart(int) |
| */ |
| public static void setMarginStart(MarginLayoutParams layoutParams, int start) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| layoutParams.setMarginStart(start); |
| } else { |
| layoutParams.leftMargin = start; |
| } |
| } |
| |
| /** |
| * @see android.view.ViewGroup.MarginLayoutParams#getMarginStart() |
| */ |
| public static int getMarginStart(MarginLayoutParams layoutParams) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| return layoutParams.getMarginStart(); |
| } else { |
| return layoutParams.leftMargin; |
| } |
| } |
| |
| /** |
| * @see android.view.View#setPaddingRelative(int, int, int, int) |
| */ |
| public static void setPaddingRelative(View view, int start, int top, int end, int bottom) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| view.setPaddingRelative(start, top, end, bottom); |
| } else { |
| // Before JB MR1, all layouts are left-to-right, so start == left, etc. |
| view.setPadding(start, top, end, bottom); |
| } |
| } |
| |
| /** |
| * @see android.view.View#getPaddingStart() |
| */ |
| public static int getPaddingStart(View view) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| return view.getPaddingStart(); |
| } else { |
| // Before JB MR1, all layouts are left-to-right, so start == left. |
| return view.getPaddingLeft(); |
| } |
| } |
| |
| /** |
| * @see android.view.View#getPaddingEnd() |
| */ |
| public static int getPaddingEnd(View view) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| return view.getPaddingEnd(); |
| } else { |
| // Before JB MR1, all layouts are left-to-right, so end == right. |
| return view.getPaddingRight(); |
| } |
| } |
| |
| /** |
| * @see android.widget.TextView#setCompoundDrawablesRelative(Drawable, Drawable, Drawable, |
| * Drawable) |
| */ |
| public static void setCompoundDrawablesRelative(TextView textView, Drawable start, Drawable top, |
| Drawable end, Drawable bottom) { |
| if (Build.VERSION.SDK_INT == Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| // On JB MR1, due to a platform bug, setCompoundDrawablesRelative() is a no-op if the |
| // view has ever been measured. As a workaround, use setCompoundDrawables() directly. |
| // See: http://crbug.com/368196 and http://crbug.com/361709 |
| boolean isRtl = isLayoutRtl(textView); |
| textView.setCompoundDrawables(isRtl ? end : start, top, isRtl ? start : end, bottom); |
| } else if (Build.VERSION.SDK_INT > Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| textView.setCompoundDrawablesRelative(start, top, end, bottom); |
| } else { |
| textView.setCompoundDrawables(start, top, end, bottom); |
| } |
| } |
| |
| /** |
| * @see android.widget.TextView#setCompoundDrawablesRelativeWithIntrinsicBounds(Drawable, |
| * Drawable, Drawable, Drawable) |
| */ |
| public static void setCompoundDrawablesRelativeWithIntrinsicBounds(TextView textView, |
| Drawable start, Drawable top, Drawable end, Drawable bottom) { |
| if (Build.VERSION.SDK_INT == Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| // Work around the platform bug described in setCompoundDrawablesRelative() above. |
| boolean isRtl = isLayoutRtl(textView); |
| textView.setCompoundDrawablesWithIntrinsicBounds(isRtl ? end : start, top, |
| isRtl ? start : end, bottom); |
| } else if (Build.VERSION.SDK_INT > Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| textView.setCompoundDrawablesRelativeWithIntrinsicBounds(start, top, end, bottom); |
| } else { |
| textView.setCompoundDrawablesWithIntrinsicBounds(start, top, end, bottom); |
| } |
| } |
| |
| /** |
| * @see android.widget.TextView#setCompoundDrawablesRelativeWithIntrinsicBounds(int, int, int, |
| * int) |
| */ |
| public static void setCompoundDrawablesRelativeWithIntrinsicBounds(TextView textView, |
| int start, int top, int end, int bottom) { |
| if (Build.VERSION.SDK_INT == Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| // Work around the platform bug described in setCompoundDrawablesRelative() above. |
| boolean isRtl = isLayoutRtl(textView); |
| textView.setCompoundDrawablesWithIntrinsicBounds(isRtl ? end : start, top, |
| isRtl ? start : end, bottom); |
| } else if (Build.VERSION.SDK_INT > Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| textView.setCompoundDrawablesRelativeWithIntrinsicBounds(start, top, end, bottom); |
| } else { |
| textView.setCompoundDrawablesWithIntrinsicBounds(start, top, end, bottom); |
| } |
| } |
| |
| // These methods have a new name, and the old name is deprecated. |
| |
| /** |
| * @see android.app.PendingIntent#getCreatorPackage() |
| */ |
| @SuppressWarnings("deprecation") |
| public static String getCreatorPackage(PendingIntent intent) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) { |
| return intent.getCreatorPackage(); |
| } else { |
| return intent.getTargetPackage(); |
| } |
| } |
| |
| /** |
| * @see android.provider.Settings.Global#DEVICE_PROVISIONED |
| */ |
| @TargetApi(Build.VERSION_CODES.JELLY_BEAN_MR1) |
| public static boolean isDeviceProvisioned(Context context) { |
| if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1) return true; |
| if (context == null) return true; |
| if (context.getContentResolver() == null) return true; |
| return Settings.Global.getInt( |
| context.getContentResolver(), Settings.Global.DEVICE_PROVISIONED, 0) != 0; |
| } |
| |
| /** |
| * @see android.app.Activity#finishAndRemoveTask() |
| */ |
| public static void finishAndRemoveTask(Activity activity) { |
| if (Build.VERSION.SDK_INT > Build.VERSION_CODES.LOLLIPOP) { |
| activity.finishAndRemoveTask(); |
| } else if (Build.VERSION.SDK_INT == Build.VERSION_CODES.LOLLIPOP) { |
| // crbug.com/395772 : Fallback for Activity.finishAndRemoveTask() failing. |
| new FinishAndRemoveTaskWithRetry(activity).run(); |
| } else { |
| activity.finish(); |
| } |
| } |
| |
| private static class FinishAndRemoveTaskWithRetry implements Runnable { |
| private static final long RETRY_DELAY_MS = 500; |
| private static final long MAX_TRY_COUNT = 3; |
| private final Activity mActivity; |
| private int mTryCount; |
| |
| FinishAndRemoveTaskWithRetry(Activity activity) { |
| mActivity = activity; |
| } |
| |
| @Override |
| public void run() { |
| mActivity.finishAndRemoveTask(); |
| mTryCount++; |
| if (!mActivity.isFinishing()) { |
| if (mTryCount < MAX_TRY_COUNT) { |
| ThreadUtils.postOnUiThreadDelayed(this, RETRY_DELAY_MS); |
| } else { |
| mActivity.finish(); |
| } |
| } |
| } |
| } |
| |
| /** |
| * @return Whether the screen of the device is interactive. |
| */ |
| @SuppressWarnings("deprecation") |
| public static boolean isInteractive(Context context) { |
| PowerManager manager = (PowerManager) context.getSystemService(Context.POWER_SERVICE); |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT_WATCH) { |
| return manager.isInteractive(); |
| } else { |
| return manager.isScreenOn(); |
| } |
| } |
| |
| @SuppressWarnings("deprecation") |
| public static int getActivityNewDocumentFlag() { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { |
| return Intent.FLAG_ACTIVITY_NEW_DOCUMENT; |
| } else { |
| return Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET; |
| } |
| } |
| |
| /** |
| * @see android.provider.Settings.Secure#SKIP_FIRST_USE_HINTS |
| */ |
| public static boolean shouldSkipFirstUseHints(ContentResolver contentResolver) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { |
| return Settings.Secure.getInt( |
| contentResolver, Settings.Secure.SKIP_FIRST_USE_HINTS, 0) != 0; |
| } else { |
| return false; |
| } |
| } |
| |
| /** |
| * @param activity Activity that should get the task description update. |
| * @param title Title of the activity. |
| * @param icon Icon of the activity. |
| * @param color Color of the activity. It must be a fully opaque color. |
| */ |
| public static void setTaskDescription(Activity activity, String title, Bitmap icon, int color) { |
| // TaskDescription requires an opaque color. |
| assert Color.alpha(color) == 255; |
| |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { |
| ActivityManager.TaskDescription description = |
| new ActivityManager.TaskDescription(title, icon, color); |
| activity.setTaskDescription(description); |
| } |
| } |
| |
| /** |
| * @see android.view.Window#setStatusBarColor(int color). |
| */ |
| public static void setStatusBarColor(Window window, int statusBarColor) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { |
| // If both system bars are black, we can remove these from our layout, |
| // removing or shrinking the SurfaceFlinger overlay required for our views. |
| if (statusBarColor == Color.BLACK && window.getNavigationBarColor() == Color.BLACK) { |
| window.clearFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS); |
| } else { |
| window.addFlags(WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS); |
| } |
| window.setStatusBarColor(statusBarColor); |
| } |
| } |
| |
| /** |
| * @see android.content.res.Resources#getDrawable(int id). |
| */ |
| @SuppressWarnings("deprecation") |
| public static Drawable getDrawable(Resources res, int id) throws NotFoundException { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { |
| return res.getDrawable(id, null); |
| } else { |
| return res.getDrawable(id); |
| } |
| } |
| |
| /** |
| * @see android.content.res.Resources#getDrawableForDensity(int id, int density). |
| */ |
| @SuppressWarnings("deprecation") |
| public static Drawable getDrawableForDensity(Resources res, int id, int density) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { |
| return res.getDrawableForDensity(id, density, null); |
| } else { |
| return res.getDrawableForDensity(id, density); |
| } |
| } |
| |
| /** |
| * @see android.app.Activity#finishAfterTransition(). |
| */ |
| public static void finishAfterTransition(Activity activity) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { |
| activity.finishAfterTransition(); |
| } else { |
| activity.finish(); |
| } |
| } |
| |
| /** |
| * @see android.content.pm.PackageManager#getUserBadgedIcon(Drawable, android.os.UserHandle). |
| */ |
| public static Drawable getUserBadgedIcon(Context context, int id) { |
| Drawable drawable = getDrawable(context.getResources(), id); |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { |
| PackageManager packageManager = context.getPackageManager(); |
| drawable = packageManager.getUserBadgedIcon(drawable, Process.myUserHandle()); |
| } |
| return drawable; |
| } |
| |
| /** |
| * @see android.content.res.Resources#getColor(int id). |
| */ |
| @SuppressWarnings("deprecation") |
| public static int getColor(Resources res, int id) throws NotFoundException { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) { |
| return res.getColor(id, null); |
| } else { |
| return res.getColor(id); |
| } |
| } |
| |
| /** |
| * @see android.content.res.Resources#getColorStateList(int id). |
| */ |
| @SuppressWarnings("deprecation") |
| public static ColorStateList getColorStateList(Resources res, int id) throws NotFoundException { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) { |
| return res.getColorStateList(id, null); |
| } else { |
| return res.getColorStateList(id); |
| } |
| } |
| |
| /** |
| * @see android.widget.TextView#setTextAppearance(int id). |
| */ |
| @SuppressWarnings("deprecation") |
| public static void setTextAppearance(TextView view, int id) { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) { |
| view.setTextAppearance(id); |
| } else { |
| view.setTextAppearance(view.getContext(), id); |
| } |
| } |
| } |
