com.shuyu.gsyvideoplayer.utils

类 CommonUtil

java.lang.Object

com.shuyu.gsyvideoplayer.utils.CommonUtil

public class CommonUtil
extends java.lang.Object

公共类 Created by shuyu on 2016/11/11.

构造器概要

构造器

构造器和说明
CommonUtil()

方法概要

限定符和类型	方法和说明
static void	deleteFile(java.lang.String filePath)
static int	dip2px(android.content.Context context, float dipValue) dip转为PX
static int	getActionBarHeight(android.app.Activity activity) 获取ActionBar高度
static android.app.Activity	getActivityContext(android.content.Context context)
static AppCompatActivity	getAppCompActivity(android.content.Context context) Get AppCompatActivity from context
static boolean	getCurrentScreenLand(android.app.Activity context)
static int	getScreenHeight(android.content.Context context) 获取屏幕的高度px
static int	getScreenWidth(android.content.Context context) 获取屏幕的宽度px
static int	getStatusBarHeight(android.content.Context context) 获取状态栏高度
static java.lang.String	getTextSpeed(long speed) 下载速度文本
static void	hideNavKey(android.content.Context context)
static void	hideSupportActionBar(android.content.Context context, boolean actionBar, boolean statusBar)
static boolean	isWifiConnected(android.content.Context context)
static int	px2dip(android.content.Context context, float pxValue) 根据手机的分辨率从 px 的单位 转成为 dp
static android.app.Activity	scanForActivity(android.content.Context context) Get activity from context object
static void	showNavKey(android.content.Context context, int systemUiVisibility)
static void	showSupportActionBar(android.content.Context context, boolean actionBar, boolean statusBar)
static java.lang.String	stringForTime(int timeMs)

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

CommonUtil

public CommonUtil()

方法详细资料

stringForTime

public static java.lang.String stringForTime(int timeMs)

isWifiConnected

public static boolean isWifiConnected(android.content.Context context)

scanForActivity

public static android.app.Activity scanForActivity(android.content.Context context)

Get activity from context object

参数:

context - something

返回:

object of Activity or null if it is not Activity

getStatusBarHeight

public static int getStatusBarHeight(android.content.Context context)

获取状态栏高度

参数:

context - 上下文

返回:

状态栏高度

getActionBarHeight

public static int getActionBarHeight(android.app.Activity activity)

获取ActionBar高度

参数:

activity - activity

返回:

ActionBar高度

hideSupportActionBar

public static void hideSupportActionBar(android.content.Context context,
                                        boolean actionBar,
                                        boolean statusBar)

showSupportActionBar

public static void showSupportActionBar(android.content.Context context,
                                        boolean actionBar,
                                        boolean statusBar)

hideNavKey

public static void hideNavKey(android.content.Context context)

showNavKey

public static void showNavKey(android.content.Context context,
                              int systemUiVisibility)

getAppCompActivity

public static AppCompatActivity getAppCompActivity(android.content.Context context)

Get AppCompatActivity from context

参数:

context -

返回:

AppCompatActivity if it's not null

dip2px

public static int dip2px(android.content.Context context,
                         float dipValue)

dip转为PX

px2dip

public static int px2dip(android.content.Context context,
                         float pxValue)

根据手机的分辨率从 px 的单位 转成为 dp

getScreenWidth

public static int getScreenWidth(android.content.Context context)

获取屏幕的宽度px

参数:

context - 上下文

返回:

屏幕宽px

getScreenHeight

public static int getScreenHeight(android.content.Context context)

获取屏幕的高度px

参数:

context - 上下文

返回:

屏幕高px

getTextSpeed

public static java.lang.String getTextSpeed(long speed)

下载速度文本

deleteFile

public static void deleteFile(java.lang.String filePath)

getActivityContext

public static android.app.Activity getActivityContext(android.content.Context context)

getCurrentScreenLand

public static boolean getCurrentScreenLand(android.app.Activity context)