釋放雙眼，帶上耳機，聽聽看~！

/*

監聽sim狀態改變的廣播，返回sim卡的狀態，?有效或者無效。

雙卡中只要有一張卡的狀態有效即返回狀態為有效，兩張卡都無效則返回無效。

*/

import?android.app.Service;

import?android.content.BroadcastReceiver;

import?android.content.Context;

import?android.content.Intent;

import?android.telephony.TelephonyManager;

public?class?SimStateReceive?extends?BroadcastReceiver?{

private?final?static?String?ACTION_SIM_STATE_CHANGED?=?"android.intent.action.SIM_STATE_CHANGED";

private?final?static?int?SIM_VALID?=?0;

private?final?static?int?SIM_INVALID?=?1;

private?int?simState?=?SIM_INVALID;

public?int?getSimState()?{

return?simState;

}

@Override

public?void?onReceive(Context?context,?Intent?intent)?{

if?(intent.getAction().equals(ACTION_SIM_STATE_CHANGED))?{

TelephonyManager?tm?=?(TelephonyManager)context.getSystemService(Service.TELEPHONY_SERVICE);

int?state?=?tm.getSimState();

switch?(state)?{

case?TelephonyManager.SIM_STATE_READY?:

simState?=?SIM_VALID;

break;

case?TelephonyManager.SIM_STATE_UNKNOWN?:

case?TelephonyManager.SIM_STATE_ABSENT?:

case?TelephonyManager.SIM_STATE_PIN_REQUIRED?:

case?TelephonyManager.SIM_STATE_PUK_REQUIRED?:

case?TelephonyManager.SIM_STATE_NETWORK_LOCKED?:

default:

simState?=?SIM_INVALID;

break;

}

}

}

}

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