android屏幕监听,手机是否处于锁屏状态,在锁屏之上弹出Toast.makeText消息
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import android.view.WindowManager;
import android.graphics.PixelFormat;
import android.util.TypedValue;
import android.view.Gravity;
import android.widget.TextView;
import android.app.KeyguardManager;
import android.graphics.Color;
import android.app.KeyguardManager;
高通通话中,按电源键灭屏不锁屏处理:
在InCallPresenter.java ==>onCallListChange(CallList callList)方法{
if (isActivityStarted()) {
final boolean hasCall = callList.getActiveOrBackgroundCall() != null ||
callList.getOutgoingCall() != null;
mInCallActivity.dismissKeyguard(hasCall);/*****这个地方dismissKeyguard的*////
}
判断当前手机是不是锁屏的:
if (mKeyguardManager.inKeyguardRestrictedInputMode())
解锁和释放锁:
public void makeKeyguardLock(Context context,int i) {
KeyguardManager mManager = (KeyguardManager)context.getSystemService(context.KEYGUARD_SERVICE);
KeyguardManager.KeyguardLock mKeyguardLock = mManager.newKeyguardLock("Lock");
switch(i) {
case 1:
System.out.println("csh makeKeyguardLock disableKeyguard");
mKeyguardLock.disableKeyguard();
break;
case 2:
System.out.println("csh makeKeyguardLock reenableKeyguard");
mKeyguardLock.reenableKeyguard();
break;
default: break;
}
}
手机是否处于锁屏状态:
import android.app.KeyguardManager;
KeyguardManager mKeyguardManager = (KeyguardManager)context.getSystemService(context.KEYGUARD_SERVICE);
if (mKeyguardManager.inKeyguardRestrictedInputMode())
android屏幕监听:
package com.android.services.telephony;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.PowerManager;
public class ScreenListener {
private Context mContext;
private ScreenBroadcastReceiver mScreenReceiver;
private ScreenStateListener mScreenStateListener;
public ScreenListener(Context context) {
mContext = context;
mScreenReceiver = new ScreenBroadcastReceiver();
}
/**
* Status screen broadcast receivers
*/
private class ScreenBroadcastReceiver extends BroadcastReceiver {
private String action = null;
@Override
public void onReceive(Context context, Intent intent) {
action = intent.getAction();
if (Intent.ACTION_SCREEN_ON.equals(action)) { // Open screen
mScreenStateListener.onScreenOn();
} else if (Intent.ACTION_SCREEN_OFF.equals(action)) { // Lock screen
mScreenStateListener.onScreenOff();
} else if (Intent.ACTION_USER_PRESENT.equals(action)) { // Unlock
mScreenStateListener.onUserPresent();
}
}
}
/**
* Start listening screen state
*
* @param listener
*/
public void begin(ScreenStateListener listener) {
mScreenStateListener = listener;
registerListener();
getScreenState();
}
/**
* Get status screen
*/
private void getScreenState() {
PowerManager manager = (PowerManager) mContext
.getSystemService(Context.POWER_SERVICE);
if (manager.isScreenOn()) {
if (mScreenStateListener != null) {
mScreenStateListener.onScreenOn();
}
} else {
if (mScreenStateListener != null) {
mScreenStateListener.onScreenOff();
}
}
}
/**
* Stop screen status monitor
*/
public void unregisterListener() {
mContext.unregisterReceiver(mScreenReceiver);
}
/**
* Start screen broadcast receiver status
*/
public void registerListener() {
IntentFilter filter = new IntentFilter();
filter.addAction(Intent.ACTION_SCREEN_ON);
filter.addAction(Intent.ACTION_SCREEN_OFF);
filter.addAction(Intent.ACTION_USER_PRESENT);
mContext.registerReceiver(mScreenReceiver, filter);
}
/**
* Returned to the caller screen status information
*/
public interface ScreenStateListener {
public void onScreenOn();
public void onScreenOff();
public void onUserPresent();
}
/**
* Interface calls
ScreenListener l = new ScreenListener(this);
l.begin(new ScreenStateListener() {
@Override
public void onUserPresent() {
Log.e("onUserPresent", "onUserPresent");
}
@Override
public void onScreenOn() {
Log.e("onScreenOn", "onScreenOn");
}
@Override
public void onScreenOff() {
Log.e("onScreenOff", "onScreenOff");
}
**/
}
在锁屏之上弹出Toast.makeText消息:
private Handler mHandler2 = new Handler() {
public void handleMessage(android.os.Message msg) {
onUserPresent = false;
wm.removeView(textview);
}
};
private WindowManager wm;
private WindowManager.LayoutParams params;
private TextView textview;
private boolean onUserPresent = false;
private boolean onScreenOn = false;
public void makeText(Context context, CharSequence text) {
textview = new TextView(context);
textview.setText(text);
textview.setTextSize(TypedValue.COMPLEX_UNIT_SP, 15);
textview.setPadding(15, 5, 15, 5);
//textview.setGravity(Gravity.BOTTOM | Gravity.CENTER);
textview.setGravity(Gravity.CENTER_HORIZONTAL | Gravity.CENTER_VERTICAL);
textview.setBackgroundColor(Color.argb(127, 82, 82, 80));
params = new WindowManager.LayoutParams();
params.height = WindowManager.LayoutParams.WRAP_CONTENT;
params.width = WindowManager.LayoutParams.WRAP_CONTENT;
params.gravity = Gravity.BOTTOM | Gravity.CLIP_VERTICAL;
params.flags = WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE | WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE
| WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON;
params.format = PixelFormat.TRANSLUCENT;
params.type = WindowManager.LayoutParams.TYPE_SYSTEM_OVERLAY;
System.out.println("csh TYPE_SYSTEM_OVERLAY");
wm = (WindowManager)context.getSystemService(context.WINDOW_SERVICE);
wm.addView(textview, params);
}
调用:
//makeText(context,mDisplayName);
//mHandler2.sendEmptyMessageDelayed(1, 3 * 1000);
//System.out.println("csh makeKeyguardLock");
//makeKeyguardLock(context,1);
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