cn.jzvd

类 JZUtils

java.lang.Object

cn.jzvd.JZUtils

public class JZUtils
extends java.lang.Object

Created by Nathen On 2016/02/21 12:25

字段概要

字段

限定符和类型	字段和说明
static java.lang.String	TAG

构造器概要

构造器

构造器和说明
JZUtils()

方法概要

限定符和类型	方法和说明
static void	clearSavedProgress(android.content.Context context, java.lang.Object url) if url == null, clear all progress
static boolean	dataSourceObjectsContainsUri(java.lang.Object[] dataSourceObjects, java.lang.Object object)
static int	dip2px(android.content.Context context, float dpValue)
static AppCompatActivity	getAppCompActivity(android.content.Context context) Get AppCompatActivity from context
static java.lang.Object	getCurrentFromDataSource(java.lang.Object[] dataSourceObjects, int index)
static java.lang.String	getKeyFromDataSource(java.lang.Object[] dataSourceObjects, int index)
static long	getSavedProgress(android.content.Context context, java.lang.Object url)
static java.lang.Object	getValueFromLinkedMap(java.util.LinkedHashMap<java.lang.String,java.lang.Object> map, int index)
static android.view.Window	getWindow(android.content.Context context)
static boolean	isWifiConnected(android.content.Context context) This method requires the caller to hold the permission ACCESS_NETWORK_STATE.
static void	saveProgress(android.content.Context context, java.lang.Object url, long progress)
static android.app.Activity	scanForActivity(android.content.Context context) Get activity from context object
static void	setRequestedOrientation(android.content.Context context, int orientation)
static java.lang.String	stringForTime(long timeMs)

从类继承的方法 java.lang.Object

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

字段详细资料

TAG

public static final java.lang.String TAG

另请参阅:

常量字段值

构造器详细资料

JZUtils

public JZUtils()

方法详细资料

stringForTime

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

isWifiConnected

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

This method requires the caller to hold the permission ACCESS_NETWORK_STATE.

参数:

context - context

返回:

if wifi is connected,return true

scanForActivity

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

Get activity from context object

参数:

context - context

返回:

object of Activity or null if it is not Activity

getAppCompActivity

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

Get AppCompatActivity from context

参数:

context - context

返回:

AppCompatActivity if it's not null

setRequestedOrientation

public static void setRequestedOrientation(android.content.Context context,
                                           int orientation)

getWindow

public static android.view.Window getWindow(android.content.Context context)

dip2px

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

saveProgress

public static void saveProgress(android.content.Context context,
                                java.lang.Object url,
                                long progress)

getSavedProgress

public static long getSavedProgress(android.content.Context context,
                                    java.lang.Object url)

clearSavedProgress

public static void clearSavedProgress(android.content.Context context,
                                      java.lang.Object url)

if url == null, clear all progress

参数:

context - context

url - if url!=null clear this url progress

getCurrentFromDataSource

public static java.lang.Object getCurrentFromDataSource(java.lang.Object[] dataSourceObjects,
                                                        int index)

getValueFromLinkedMap

public static java.lang.Object getValueFromLinkedMap(java.util.LinkedHashMap<java.lang.String,java.lang.Object> map,
                                                     int index)

dataSourceObjectsContainsUri

public static boolean dataSourceObjectsContainsUri(java.lang.Object[] dataSourceObjects,
                                                   java.lang.Object object)

getKeyFromDataSource

public static java.lang.String getKeyFromDataSource(java.lang.Object[] dataSourceObjects,
                                                    int index)