沉浸式通知栏
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首先下载SystemBarTint，将里面的SystemBarTintManager.java拷贝出来放到自己的项目中，
/*
* Copyright (C) 2013 readyState Software Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.java.www.zoomimageview;
import android.annotation.SuppressLint;
import android.annotation.TargetApi;
import android.app.Activity;
import android.content.Context;
import android.content.res.Configuration;
import android.content.res.Resources;
import android.content.res.TypedArray;
import android.graphics.drawable.Drawable;
import android.os.Build;
import android.util.DisplayMetrics;
import android.util.TypedValue;
import android.view.Gravity;
import android.view.View;
import android.view.ViewConfiguration;
import android.view.ViewGroup;
import android.view.Window;
import android.view.WindowManager;
import android.widget.FrameLayout.LayoutParams;
import java.lang.reflect.Method;
/**
* Class to manage status and navigation bar tint effects when using KitKat
* translucent system UI modes.
*
*/
public class SystemBarTintManager
static
// Android allows a system property to override the presence of the navigation bar.
// Used by the emulator.
// See https://github.com/android/platform_frameworks_base/blob/master/policy/src/com/android/internal/policy/impl/PhoneWindowManager.java#L1076
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT)
try
Class c = Class.forName("android.os.SystemProperties");
Method m = c.getDeclaredMethod("get", String.class);
m.setAccessible(true);
sNavBarOverride = (String) m.invoke(null, "qemu.hw.mainkeys");
catch (Throwable e)
sNavBarOverride = null;
/**
* The default system bar tint color value.
*/
public static final int DEFAULT_TINT_COLOR = 0x99000000;
private static String sNavBarOverride;
private final SystemBarConfig mConfig;
private boolean mStatusBarAvailable;
private boolean mNavBarAvailable;
private boolean mStatusBarTintEnabled;
private boolean mNavBarTintEnabled;
private View mStatusBarTintView;
private View mNavBarTintView;
/**
* Constructor. Call this in the host activity onCreate method after its
* content view has been set. You should always create new instances when
* the host activity is recreated.
*
* @param activity The host activity.
*/
@TargetApi(19)
public SystemBarTintManager(Activity activity)
Window win = activity.getWindow();
ViewGroup decorViewGroup = (ViewGroup) win.getDecorView();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT)
// check theme attrs
int[] attrs = android.R.attr.windowTranslucentStatus,
android.R.attr.windowTranslucentNavigation;
TypedArray a = activity.obtainStyledAttributes(attrs);
try
mStatusBarAvailable = a.getBoolean(0, false);
mNavBarAvailable = a.getBoolean(1, false);
finally
a.recycle();
// check window flags
WindowManager.LayoutParams winParams = win.getAttributes();
int bits = WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS;
if ((winParams.flags & bits) != 0)
mStatusBarAvailable = true;
bits = WindowManager.LayoutParams.FLAG_TRANSLUCENT_NAVIGATION;
if ((winParams.flags & bits) != 0)
mNavBarAvailable = true;
mConfig = new SystemBarConfig(activity, mStatusBarAvailable, mNavBarAvailable);
// device might not have virtual navigation keys
if (!mConfig.hasNavigtionBar())
mNavBarAvailable = false;
if (mStatusBarAvailable)
setupStatusBarView(activity, decorViewGroup);
if (mNavBarAvailable)
setupNavBarView(activity, decorViewGroup);
/**
* Enable tinting of the system status bar.
*
* If the platform is running Jelly Bean or earlier, or translucent system
* UI modes have not been enabled in either the theme or via window flags,
* then this method does nothing.
*
* @param enabled True to enable tinting, false to disable it (default).
*/
public void setStatusBarTintEnabled(boolean enabled)
mStatusBarTintEnabled = enabled;
if (mStatusBarAvailable)
mStatusBarTintView.setVisibility(enabled ? View.VISIBLE : View.GONE);
/**
* Enable tinting of the system navigation bar.
*
* If the platform does not have soft navigation keys, is running Jelly Bean
* or earlier, or translucent system UI modes have not been enabled in either
* the theme or via window flags, then this method does nothing.
*
* @param enabled True to enable tinting, false to disable it (default).
*/
public void setNavigationBarTintEnabled(boolean enabled)
mNavBarTintEnabled = enabled;
if (mNavBarAvailable)
mNavBarTintView.setVisibility(enabled ? View.VISIBLE : View.GONE);
/**
* Apply the specified color tint to all system UI bars.
*
* @param color The color of the background tint.
*/
public void setTintColor(int color)
setStatusBarTintColor(color);
setNavigationBarTintColor(color);
/**
* Apply the specified drawable or color resource to all system UI bars.
*
* @param res The identifier of the resource.
*/
public void setTintResource(int res)
setStatusBarTintResource(res);
setNavigationBarTintResource(res);
/**
* Apply the specified drawable to all system UI bars.
*
* @param drawable The drawable to use as the background, or null to remove it.
*/
public void setTintDrawable(Drawable drawable)
setStatusBarTintDrawable(drawable);
setNavigationBarTintDrawable(drawable);
/**
* Apply the specified alpha to all system UI bars.
*
* @param alpha The alpha to use
*/
public void setTintAlpha(float alpha)
setStatusBarAlpha(alpha);
setNavigationBarAlpha(alpha);
/**
* Apply the specified color tint to the system status bar.
*
* @param color The color of the background tint.
*/
public void setStatusBarTintColor(int color)
if (mStatusBarAvailable)
mStatusBarTintView.setBackgroundColor(color);
/**
* Apply the specified drawable or color resource to the system status bar.
*
* @param res The identifier of the resource.
*/
public void setStatusBarTintResource(int res)
if (mStatusBarAvailable)
mStatusBarTintView.setBackgroundResource(res);
/**
* Apply the specified drawable to the system status bar.
*
* @param drawable The drawable to use as the background, or null to remove it.
*/
@SuppressWarnings("deprecation")
public void setStatusBarTintDrawable(Drawable drawable)
if (mStatusBarAvailable)
mStatusBarTintView.setBackgroundDrawable(drawable);
/**
* Apply the specified alpha to the system status bar.
*
* @param alpha The alpha to use
*/
@TargetApi(11)
public void setStatusBarAlpha(float alpha)
if (mStatusBarAvailable && Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB)
mStatusBarTintView.setAlpha(alpha);
/**
* Apply the specified color tint to the system navigation bar.
*
* @param color The color of the background tint.
*/
public void setNavigationBarTintColor(int color)
if (mNavBarAvailable)
mNavBarTintView.setBackgroundColor(color);
/**
* Apply the specified drawable or color resource to the system navigation bar.
*
* @param res The identifier of the resource.
*/
public void setNavigationBarTintResource(int res)
if (mNavBarAvailable)
mNavBarTintView.setBackgroundResource(res);
/**
* Apply the specified drawable to the system navigation bar.
*
* @param drawable The drawable to use as the background, or null to remove it.
*/
@SuppressWarnings("deprecation")
public void setNavigationBarTintDrawable(Drawable drawable)
if (mNavBarAvailable)
mNavBarTintView.setBackgroundDrawable(drawable);
/**
* Apply the specified alpha to the system navigation bar.
*
* @param alpha The alpha to use
*/
@TargetApi(11)
public void setNavigationBarAlpha(float alpha)
if (mNavBarAvailable && Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB)
mNavBarTintView.setAlpha(alpha);
/**
* Get the system bar configuration.
*
* @return The system bar configuration for the current device configuration.
*/
public SystemBarConfig getConfig()
return mConfig;
/**
* Is tinting enabled for the system status bar?
*
* @return True if enabled, False otherwise.
*/
public boolean isStatusBarTintEnabled()
return mStatusBarTintEnabled;
/**
* Is tinting enabled for the system navigation bar?
*
* @return True if enabled, False otherwise.
*/
public boolean isNavBarTintEnabled()
return mNavBarTintEnabled;
private void setupStatusBarView(Context context, ViewGroup decorViewGroup)
mStatusBarTintView = new View(context);
LayoutParams params = new LayoutParams(LayoutParams.MATCH_PARENT, mConfig.getStatusBarHeight());
params.gravity = Gravity.TOP;
if (mNavBarAvailable && !mConfig.isNavigationAtBottom())
params.rightMargin = mConfig.getNavigationBarWidth();
mStatusBarTintView.setLayoutParams(params);
mStatusBarTintView.setBackgroundColor(DEFAULT_TINT_COLOR);
mStatusBarTintView.setVisibility(View.GONE);
decorViewGroup.addView(mStatusBarTintView);
private void setupNavBarView(Context context, ViewGroup decorViewGroup)
mNavBarTintView = new View(context);
LayoutParams params;
if (mConfig.isNavigationAtBottom())
params = new LayoutParams(LayoutParams.MATCH_PARENT, mConfig.getNavigationBarHeight());
params.gravity = Gravity.BOTTOM;
else
params = new LayoutParams(mConfig.getNavigationBarWidth(), LayoutParams.MATCH_PARENT);
params.gravity = Gravity.RIGHT;
mNavBarTintView.setLayoutParams(params);
mNavBarTintView.setBackgroundColor(DEFAULT_TINT_COLOR);
mNavBarTintView.setVisibility(View.GONE);
decorViewGroup.addView(mNavBarTintView);
/**
* Class which describes system bar sizing and other characteristics for the current
* device configuration.
*
*/
public static class SystemBarConfig
private static final String STATUS_BAR_HEIGHT_RES_NAME = "status_bar_height";
private static final String NAV_BAR_HEIGHT_RES_NAME = "navigation_bar_height";
private static final String NAV_BAR_HEIGHT_LANDSCAPE_RES_NAME = "navigation_bar_height_landscape";
private static final String NAV_BAR_WIDTH_RES_NAME = "navigation_bar_width";
private static final String SHOW_NAV_BAR_RES_NAME = "config_showNavigationBar";
private final boolean mTranslucentStatusBar;
private final boolean mTranslucentNavBar;
private final int mStatusBarHeight;
private final int mActionBarHeight;
private final boolean mHasNavigationBar;
private final int mNavigationBarHeight;
private final int mNavigationBarWidth;
private final boolean mInPortrait;
private final float mSmallestWidthDp;
private SystemBarConfig(Activity activity, boolean translucentStatusBar, boolean traslucentNavBar)
Resources res = activity.getResources();
mInPortrait = (res.getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT);
mSmallestWidthDp = getSmallestWidthDp(activity);
mStatusBarHeight = getInternalDimensionSize(res, STATUS_BAR_HEIGHT_RES_NAME);
mActionBarHeight = getActionBarHeight(activity);
mNavigationBarHeight = getNavigationBarHeight(activity);
mNavigationBarWidth = getNavigationBarWidth(activity);
mHasNavigationBar = (mNavigationBarHeight > 0);
mTranslucentStatusBar = translucentStatusBar;
mTranslucentNavBar = traslucentNavBar;
@TargetApi(14)
private int getActionBarHeight(Context context)
int result = 0;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH)
TypedValue tv = new TypedValue();
context.getTheme().resolveAttribute(android.R.attr.actionBarSize, tv, true);
result = TypedValue.complexToDimensionPixelSize(tv.data, context.getResources().getDisplayMetrics());
return result;
@TargetApi(14)
private int getNavigationBarHeight(Context context)
Resources res = context.getResources();
int result = 0;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH)
if (hasNavBar(context))
String key;
if (mInPortrait)
key = NAV_BAR_HEIGHT_RES_NAME;
else
key = NAV_BAR_HEIGHT_LANDSCAPE_RES_NAME;
return getInternalDimensionSize(res, key);
return result;
@TargetApi(14)
private int getNavigationBarWidth(Context context)
Resources res = context.getResources();
int result = 0;
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.ICE_CREAM_SANDWICH)
if (hasNavBar(context))
return getInternalDimensionSize(res, NAV_BAR_WIDTH_RES_NAME);
return result;
@TargetApi(14)
private boolean hasNavBar(Context context)
Resources res = context.getResources();
int resourceId = res.getIdentifier(SHOW_NAV_BAR_RES_NAME, "bool", "android");
if (resourceId != 0)
boolean hasNav = res.getBoolean(resourceId);
// check override flag (see static block)
if ("1".equals(sNavBarOverride))
hasNav = false;
else if ("0".equals(sNavBarOverride))
hasNav = true;
return hasNav;
else // fallback
return !ViewConfiguration.get(context).hasPermanentMenuKey();
private int getInternalDimensionSize(Resources res, String key)
int result = 0;
int resourceId = res.getIdentifier(key, "dimen", "android");
if (resourceId > 0)
result = res.getDimensionPixelSize(resourceId);
return result;
@SuppressLint("NewApi")
private float getSmallestWidthDp(Activity activity)
DisplayMetrics metrics = new DisplayMetrics();
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN)
activity.getWindowManager().getDefaultDisplay().getRealMetrics(metrics);
else
// TODO this is not correct, but we don't really care pre-kitkat
activity.getWindowManager().getDefaultDisplay().getMetrics(metrics);
float widthDp = metrics.widthPixels / metrics.density;
float heightDp = metrics.heightPixels / metrics.density;
return Math.min(widthDp, heightDp);
/**
* Should a navigation bar appear at the bottom of the screen in the current
* device configuration? A navigation bar may appear on the right side of
* the screen in certain configurations.
*
* @return True if navigation should appear at the bottom of the screen, False otherwise.
*/
public boolean isNavigationAtBottom()
return (mSmallestWidthDp >= 600 || mInPortrait);
/**
* Get the height of the system status bar.
*
* @return The height of the status bar (in pixels).
*/
public int getStatusBarHeight()
return mStatusBarHeight;
/**
* Get the height of the action bar.
*
* @return The height of the action bar (in pixels).
*/
public int getActionBarHeight()
return mActionBarHeight;
/**
* Does this device have a system navigation bar?
*
* @return True if this device uses soft key navigation, False otherwise.
*/
public boolean hasNavigtionBar()
return mHasNavigationBar;
/**
* Get the height of the system navigation bar.
*
* @return The height of the navigation bar (in pixels). If the device does not have
* soft navigation keys, this will always return 0.
*/
public int getNavigationBarHeight()
return mNavigationBarHeight;
/**
* Get the width of the system navigation bar when it is placed vertically on the screen.
*
* @return The width of the navigation bar (in pixels). If the device does not have
* soft navigation keys, this will always return 0.
*/
public int getNavigationBarWidth()
return mNavigationBarWidth;
/**
* Get the layout inset for any system UI that appears at the top of the screen.
*
* @param withActionBar True to include the height of the action bar, False otherwise.
* @return The layout inset (in pixels).
*/
public int getPixelInsetTop(boolean withActionBar)
return (mTranslucentStatusBar ? mStatusBarHeight : 0) + (withActionBar ? mActionBarHeight : 0);
/**
* Get the layout inset for any system UI that appears at the bottom of the screen.
*
* @return The layout inset (in pixels).
*/
public int getPixelInsetBottom()
if (mTranslucentNavBar && isNavigationAtBottom())
return mNavigationBarHeight;
else
return 0;
/**
* Get the layout inset for any system UI that appears at the right of the screen.
*
* @return The layout inset (in pixels).
*/
public int getPixelInsetRight()
if (mTranslucentNavBar && !isNavigationAtBottom())
return mNavigationBarWidth;
else
return 0;
代码如下：
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT)
setTranslucentStatus(true);
SystemBarTintManager tintManager = new SystemBarTintManager(this);
tintManager.setStatusBarTintEnabled(true);
tintManager.setStatusBarTintResource(R.color.statusbar_bg);//通知栏所需颜色 下面是设置通知栏的状态
@TargetApi(19)
private void setTranslucentStatus(boolean on)
Window win = getWindow();
WindowManager.LayoutParams winParams = win.getAttributes();
final int bits = WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS;
if (on)
winParams.flags |= bits;
else
winParams.flags &= ~bits;
win.setAttributes(winParams);
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