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1.拨打电话
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public static void call(Context context, String phoneNumber) {
context.startActivity(new Intent(Intent.ACTION_CALL, Uri.parse("tel:" + phoneNumber)));
}
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2.跳转至拨号界面
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public static void callDial(Context context, String phoneNumber) {
context.startActivity(new Intent(Intent.ACTION_DIAL, Uri.parse("tel:" + phoneNumber)));
}
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3.发送短信
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public static void sendSms(Context context, String phoneNumber,
String content) {
Uri uri = Uri.parse("smsto:"
+ (TextUtils.isEmpty(phoneNumber) ? "" : phoneNumber));
Intent intent = new Intent(Intent.ACTION_SENDTO, uri);
intent.putExtra("sms_body", TextUtils.isEmpty(content) ? "" : content);
context.startActivity(intent);
}
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4.唤醒屏幕并解锁
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public static void wakeUpAndUnlock(Context context){
KeyguardManager km= (KeyguardManager) context.getSystemService(Context.KEYGUARD_SERVICE);
KeyguardManager.KeyguardLock kl = km.newKeyguardLock("unLock");
//解锁
kl.disableKeyguard();
//获取电源管理器对象
PowerManager pm=(PowerManager) context.getSystemService(Context.POWER_SERVICE);
//获取PowerManager.WakeLock对象,后面的参数|表示同时传入两个值,最后的是LogCat里用的Tag
PowerManager.WakeLock wl = pm.newWakeLock(PowerManager.ACQUIRE_CAUSES_WAKEUP | PowerManager.SCREEN_DIM_WAKE_LOCK,"bright");
//点亮屏幕
wl.acquire();
//释放
wl.release();
}
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5.需要添加权限
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<uses-permission android:name="android.permission.WAKE_LOCK" />
<uses-permission android:name="android.permission.DISABLE_KEYGUARD" />
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6.判断当前App处于前台还是后台状态
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public static boolean isApplicationBackground(final Context context) {
ActivityManager am = (ActivityManager) context
.getSystemService(Context.ACTIVITY_SERVICE);
@SuppressWarnings("deprecation")
List<ActivityManager.RunningTaskInfo> tasks = am.getRunningTasks(1);
if (!tasks.isEmpty()) {
ComponentName topActivity = tasks.get(0).topActivity;
if (!topActivity.getPackageName().equals(context.getPackageName())) {
return true;
}
}
return false;
}
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7.需要添加权限
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<uses-permission
android:name="android.permission.GET_TASKS" />
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8.判断当前手机是否处于锁屏(睡眠)状态
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public static boolean isSleeping(Context context) {
KeyguardManager kgMgr = (KeyguardManager) context
.getSystemService(Context.KEYGUARD_SERVICE);
boolean isSleeping = kgMgr.inKeyguardRestrictedInputMode();
return isSleeping;
}
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9.判断当前是否有网络连接
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public static boolean isOnline(Context context) {
ConnectivityManager manager = (ConnectivityManager) context
.getSystemService(Activity.CONNECTIVITY_SERVICE);
NetworkInfo info = manager.getActiveNetworkInfo();
if (info != null && info.isConnected()) {
return true;
}
return false;
}
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10.判断当前是否是WIFI连接状态
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public static boolean isWifiConnected(Context context) {
ConnectivityManager connectivityManager = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo wifiNetworkInfo = connectivityManager
.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
if (wifiNetworkInfo.isConnected()) {
return true;
}
return false;
}
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11.安装APK
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public static void installApk(Context context, File file) {
Intent intent = new Intent();
intent.setAction("android.intent.action.VIEW");
intent.addCategory("android.intent.category.DEFAULT");
intent.setType("application/vnd.android.package-archive");
intent.setDataAndType(Uri.fromFile(file),
"application/vnd.android.package-archive");
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
context.startActivity(intent);
}
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12.判断当前设备是否为手机
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public static boolean isPhone(Context context) {
TelephonyManager telephony = (TelephonyManager) context
.getSystemService(Context.TELEPHONY_SERVICE);
if (telephony.getPhoneType() == TelephonyManager.PHONE_TYPE_NONE) {
return false;
} else {
return true;
}
}
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13.获取当前设备宽高，单位px
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@SuppressWarnings("deprecation")
public static int getDeviceWidth(Context context) {
WindowManager manager = (WindowManager) context
.getSystemService(Context.WINDOW_SERVICE);
return manager.getDefaultDisplay().getWidth();
}
@SuppressWarnings("deprecation")
public static int getDeviceHeight(Context context) {
WindowManager manager = (WindowManager) context
.getSystemService(Context.WINDOW_SERVICE);
return manager.getDefaultDisplay().getHeight();
}
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14.获取当前设备的IMEI，需要与上面的isPhone()一起使用
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@TargetApi(Build.VERSION_CODES.CUPCAKE)
public static String getDeviceIMEI(Context context) {
String deviceId;
if (isPhone(context)) {
TelephonyManager telephony = (TelephonyManager) context
.getSystemService(Context.TELEPHONY_SERVICE);
deviceId = telephony.getDeviceId();
} else {
deviceId = Settings.Secure.getString(context.getContentResolver(),
Settings.Secure.ANDROID_ID);
}
return deviceId;
}
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15.获取当前设备的MAC地址
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public static String getMacAddress(Context context) {
String macAddress;
WifiManager wifi = (WifiManager) context
.getSystemService(Context.WIFI_SERVICE);
WifiInfo info = wifi.getConnectionInfo();
macAddress = info.getMacAddress();
if (null == macAddress) {
return "";
}
macAddress = macAddress.replace(":", "");
return macAddress;
}
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16.获取当前程序的版本号
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public static String getAppVersion(Context context) {
String version = "0";
try {
version = context.getPackageManager().getPackageInfo(
context.getPackageName(), 0).versionName;
} catch (PackageManager.NameNotFoundException e) {
e.printStackTrace();
}
return version;
}
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17.收集设备信息，用于信息统计分析
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public static Properties collectDeviceInfo(Context context) {
Properties mDeviceCrashInfo = new Properties();
try {
PackageManager pm = context.getPackageManager();
PackageInfo pi = pm.getPackageInfo(context.getPackageName(),
PackageManager.GET_ACTIVITIES);
if (pi != null) {
mDeviceCrashInfo.put(VERSION_NAME,
pi.versionName == null ? "not set" : pi.versionName);
mDeviceCrashInfo.put(VERSION_CODE, pi.versionCode);
}
} catch (PackageManager.NameNotFoundException e) {
Log.e(TAG, "Error while collect package info", e);
}
Field[] fields = Build.class.getDeclaredFields();
for (Field field : fields) {
try {
field.setAccessible(true);
mDeviceCrashInfo.put(field.getName(), field.get(null));
} catch (Exception e) {
Log.e(TAG, "Error while collect crash info", e);
}
}
return mDeviceCrashInfo;
}
public static String collectDeviceInfoStr(Context context) {
Properties prop = collectDeviceInfo(context);
Set deviceInfos = prop.keySet();
StringBuilder deviceInfoStr = new StringBuilder("{\n");
for (Iterator iter = deviceInfos.iterator(); iter.hasNext();) {
Object item = iter.next();
deviceInfoStr.append("\t\t\t" + item + ":" + prop.get(item)
+ ", \n");
}
deviceInfoStr.append("}");
return deviceInfoStr.toString();
}
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18.是否有SD卡
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public static boolean haveSDCard() {
return android.os.Environment.getExternalStorageState().equals(
android.os.Environment.MEDIA_MOUNTED);
}
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19.动态隐藏软键盘
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@TargetApi(Build.VERSION_CODES.CUPCAKE)
public static void hideSoftInput(Activity activity) {
View view = activity.getWindow().peekDecorView();
if (view != null) {
InputMethodManager inputmanger = (InputMethodManager) activity
.getSystemService(Context.INPUT_METHOD_SERVICE);
inputmanger.hideSoftInputFromWindow(view.getWindowToken(), 0);
}
}
@TargetApi(Build.VERSION_CODES.CUPCAKE)
public static void hideSoftInput(Context context, EditText edit) {
edit.clearFocus();
InputMethodManager inputmanger = (InputMethodManager) context
.getSystemService(Context.INPUT_METHOD_SERVICE);
inputmanger.hideSoftInputFromWindow(edit.getWindowToken(), 0);
}
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20.动态显示软键盘
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@TargetApi(Build.VERSION_CODES.CUPCAKE)
public static void showSoftInput(Context context, EditText edit) {
edit.setFocusable(true);
edit.setFocusableInTouchMode(true);
edit.requestFocus();
InputMethodManager inputManager = (InputMethodManager) context
.getSystemService(Context.INPUT_METHOD_SERVICE);
inputManager.showSoftInput(edit, 0);
}
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21.动态显示或者是隐藏软键盘
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@TargetApi(Build.VERSION_CODES.CUPCAKE)
public static void toggleSoftInput(Context context, EditText edit) {
edit.setFocusable(true);
edit.setFocusableInTouchMode(true);
edit.requestFocus();
InputMethodManager inputManager = (InputMethodManager) context
.getSystemService(Context.INPUT_METHOD_SERVICE);
inputManager.toggleSoftInput(InputMethodManager.SHOW_FORCED, 0);
}
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22.主动回到Home，后台运行
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public static void goHome(Context context) {
Intent mHomeIntent = new Intent(Intent.ACTION_MAIN);
mHomeIntent.addCategory(Intent.CATEGORY_HOME);
mHomeIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK
| Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
context.startActivity(mHomeIntent);
}
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23.获取状态栏高度
注意，要在onWindowFocusChanged中调用，在onCreate中获取高度为0
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@TargetApi(Build.VERSION_CODES.CUPCAKE)
public static int getStatusBarHeight(Activity activity) {
Rect frame = new Rect();
activity.getWindow().getDecorView().getWindowVisibleDisplayFrame(frame);
return frame.top;
}
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24.获取状态栏高度＋标题栏(ActionBar)高度
(注意，如果没有ActionBar，那么获取的高度将和上面的是一样的，只有状态栏的高度)
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public static int getTopBarHeight(Activity activity) {
return activity.getWindow().findViewById(Window.ID_ANDROID_CONTENT)
.getTop();
}
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25.获取MCC+MNC代码 (SIM卡运营商国家代码和运营商网络代码)
仅当用户已在网络注册时有效, CDMA 可能会无效（中国移动：46000 46002, 中国联通：46001,中国电信：46003）
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public static String getNetworkOperator(Context context) {
TelephonyManager telephonyManager = (TelephonyManager) context
.getSystemService(Context.TELEPHONY_SERVICE);
return telephonyManager.getNetworkOperator();
}
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26.返回移动网络运营商的名字
(例：中国联通、中国移动、中国电信) 仅当用户已在网络注册时有效, CDMA 可能会无效)
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public static String getNetworkOperatorName(Context context) {
TelephonyManager telephonyManager = (TelephonyManager) context
.getSystemService(Context.TELEPHONY_SERVICE);
return telephonyManager.getNetworkOperatorName();
}
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27.返回移动终端类型
PHONE_TYPE_NONE :0 手机制式未知
PHONE_TYPE_GSM :1 手机制式为GSM，移动和联通
PHONE_TYPE_CDMA :2 手机制式为CDMA，电信
PHONE_TYPE_SIP:3
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public static int getPhoneType(Context context) {
TelephonyManager telephonyManager = (TelephonyManager) context
.getSystemService(Context.TELEPHONY_SERVICE);
return telephonyManager.getPhoneType();
}
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28.判断手机连接的网络类型(2G,3G,4G)
联通的3G为UMTS或HSDPA，移动和联通的2G为GPRS或EGDE，电信的2G为CDMA，电信的3G为EVDO
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public class Constants {
/**
* Unknown network class
*/
public static final int NETWORK_CLASS_UNKNOWN = 0;
/**
* wifi net work
*/
public static final int NETWORK_WIFI = 1;
/**
* "2G" networks
*/
public static final int NETWORK_CLASS_2_G = 2;
/**
* "3G" networks
*/
public static final int NETWORK_CLASS_3_G = 3;
/**
* "4G" networks
*/
public static final int NETWORK_CLASS_4_G = 4;
}
public static int getNetWorkClass(Context context) {
TelephonyManager telephonyManager = (TelephonyManager) context
.getSystemService(Context.TELEPHONY_SERVICE);
switch (telephonyManager.getNetworkType()) {
case TelephonyManager.NETWORK_TYPE_GPRS:
case TelephonyManager.NETWORK_TYPE_EDGE:
case TelephonyManager.NETWORK_TYPE_CDMA:
case TelephonyManager.NETWORK_TYPE_1xRTT:
case TelephonyManager.NETWORK_TYPE_IDEN:
return Constants.NETWORK_CLASS_2_G;
case TelephonyManager.NETWORK_TYPE_UMTS:
case TelephonyManager.NETWORK_TYPE_EVDO_0:
case TelephonyManager.NETWORK_TYPE_EVDO_A:
case TelephonyManager.NETWORK_TYPE_HSDPA:
case TelephonyManager.NETWORK_TYPE_HSUPA:
case TelephonyManager.NETWORK_TYPE_HSPA:
case TelephonyManager.NETWORK_TYPE_EVDO_B:
case TelephonyManager.NETWORK_TYPE_EHRPD:
case TelephonyManager.NETWORK_TYPE_HSPAP:
return Constants.NETWORK_CLASS_3_G;
case TelephonyManager.NETWORK_TYPE_LTE:
return Constants.NETWORK_CLASS_4_G;
default:
return Constants.NETWORK_CLASS_UNKNOWN;
}
}
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29.判断当前手机的网络类型(WIFI还是2,3,4G)
需要用到上面的方法:
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public static int getNetWorkStatus(Context context) {
int netWorkType = Constants.NETWORK_CLASS_UNKNOWN;
ConnectivityManager connectivityManager = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo();
if (networkInfo != null && networkInfo.isConnected()) {
int type = networkInfo.getType();
if (type == ConnectivityManager.TYPE_WIFI) {
netWorkType = Constants.NETWORK_WIFI;
} else if (type == ConnectivityManager.TYPE_MOBILE) {
netWorkType = getNetWorkClass(context);
}
}
return netWorkType;
}
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标签：
原文地址：http://www.cnblogs.com/wllearnandroid/p/5188290.html
