LockLayer.java
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package com.ectrip.cyt.shield_home;
import android.app.Activity;
import android.content.Context;
import android.graphics.Color;
import android.graphics.PixelFormat;
import android.os.Handler;
import android.os.Message;
import android.view.Gravity;
import android.view.View;
import android.view.WindowManager;
import android.view.WindowManager.LayoutParams;
import android.widget.LinearLayout;
import android.widget.TextView;
import com.ectrip.trips.check.R;
public class LockLayer {
private static Activity mActivty;
public WindowManager mWindowManager;
private View mLockView;
private LayoutParams mLockViewLayoutParams;
public LockLayer(Activity act) {
mActivty = act;
init();
}
private void init(){
// mWindowManager = (WindowManager) mActivty.getSystemService(Context.WINDOW_SERVICE);
mWindowManager = (WindowManager) mActivty.getSystemService("window");
mLockViewLayoutParams = new LayoutParams();
mLockViewLayoutParams.width = LayoutParams.MATCH_PARENT;
mLockViewLayoutParams.height = LayoutParams.MATCH_PARENT;
//实现关键
mLockViewLayoutParams.type = LayoutParams.TYPE_SYSTEM_ALERT;
//apktool value，这个值具体是哪个变量还请网友帮忙
mLockViewLayoutParams.flags = 1280;
// mLockViewLayoutParams.flags =WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM;
// ad.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
// ad.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE);
}
public void lock() {
if(mLockView!=null){
mWindowManager.addView(mLockView, mLockViewLayoutParams);
}
}
public void unlock() {
// if(mWindowManager!=null){
// mWindowManager.removeView(mLockView);
// }
if (mLockView != null)
{
if (mLockView.getParent() != null)
{
mWindowManager.removeView(mLockView);
}
mLockView = null;
}
}
public void setLockView(View v){
mLockView = v;
}
private MToast mCToast;
public void setToast(Context context,CharSequence content, int duration){
mCToast=MToast.makeText(context,content,duration);
mCToast.show();
}
public static class MToast{
public static MToast makeText(Context context, CharSequence text, int duration)
{
MToast result = new MToast(context);
LinearLayout mLayout=new LinearLayout(context);
TextView tv = new TextView(context);
tv.setText(text);
tv.setTextColor(Color.WHITE);
tv.setGravity(Gravity.CENTER);
mLayout.setBackgroundResource(R.drawable.toast_img);
int w=context.getResources().getDisplayMetrics().widthPixels / 2;
int h=context.getResources().getDisplayMetrics().widthPixels / 10;
mLayout.addView(tv, w, h);
result.mNextView = mLayout;
result.mDuration = duration;
return result;
}
public static final int LENGTH_SHORT = 0;
public static final int LENGTH_LONG = 1;
private int mDuration=LENGTH_SHORT;
private int mGravity = Gravity.CENTER;
private int mX, mY;
private float mHorizontalMargin;
private float mVerticalMargin;
private View mView;
private View mNextView;
private final int SHOW=10;
private final int HIDE=11;
private Handler mHandler = new Handler(mActivty.getMainLooper()) {
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case SHOW:
handleShow();
break;
case HIDE:
handleHide();
break;
default:
break;
}
}
};
private WindowManager mWM;
private final WindowManager.LayoutParams mParams = new WindowManager.LayoutParams();
public MToast(Context context) {
init(context);
}
/**
* Set the view to show.
* @see #getView
*/
public void setView(View view) {
mNextView = view;
}
/**
* Return the view.
* @see #setView
*/
public View getView() {
return mNextView;
}
/**
* Set how long to show the view for.
* @see #LENGTH_SHORT
* @see #LENGTH_LONG
*/
public void setDuration(int duration) {
mDuration = duration;
}
/**
* Return the duration.
* @see #setDuration
*/
public int getDuration() {
return mDuration;
}
/**
* Set the margins of the view.
*
* @param horizontalMargin The horizontal margin, in percentage of the
* container width, between the container's edges and the
* notification
* @param verticalMargin The vertical margin, in percentage of the
* container height, between the container's edges and the
* notification
*/
public void setMargin(float horizontalMargin, float verticalMargin) {
mHorizontalMargin = horizontalMargin;
mVerticalMargin = verticalMargin;
}
/**
* Return the horizontal margin.
*/
public float getHorizontalMargin() {
return mHorizontalMargin;
}
/**
* Return the vertical margin.
*/
public float getVerticalMargin() {
return mVerticalMargin;
}
/**
* Set the location at which the notification should appear on the screen.
* @see android.view.Gravity
* @see #getGravity
*/
public void setGravity(int gravity, int xOffset, int yOffset) {
mGravity = gravity;
mX = xOffset;
mY = yOffset;
}
/**
* Get the location at which the notification should appear on the screen.
* @see android.view.Gravity
* @see #getGravity
*/
public int getGravity() {
return mGravity;
}
/**
* Return the X offset in pixels to apply to the gravity's location.
*/
public int getXOffset() {
return mX;
}
/**
* Return the Y offset in pixels to apply to the gravity's location.
*/
public int getYOffset() {
return mY;
}
/**
* schedule handleShow into the right thread
*/
public void show() {
// mHandler.post(mShow);
mHandler.sendEmptyMessage(SHOW);
if(mDuration==LENGTH_SHORT)
{
new Thread(new Runnable(){
public void run(){
try {
Thread.sleep(2000);
} catch (InterruptedException e) {
e.printStackTrace();
}
mHandler.sendEmptyMessage(HIDE);
}
}).start();
// mHandler.postDelayed(mHide, 2000);
}else if(mDuration==LENGTH_LONG){
new Thread(new Runnable(){
public void run(){
try {
Thread.sleep(3500);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
mHandler.sendEmptyMessage(HIDE);
}
}).start();
// mHandler.postDelayed(mHide, 3500);
}else{
new Thread(new Runnable(){
public void run(){
try {
Thread.sleep(mDuration);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
mHandler.sendEmptyMessage(HIDE);
}
}).start();
// mHandler.postDelayed(mHide,mDuration);
}
}
/**
* schedule handleHide into the right thread
*/
public void hide() {
// mHandler.post(mHide);
}
// private final Runnable mShow = new Runnable() {
// public void run() {
// handleShow();
// }
// };
//
// private final Runnable mHide = new Runnable() {
// public void run() {
// handleHide();
// }
// };
private void init(Context context)
{
final WindowManager.LayoutParams params = mParams;
params.height = WindowManager.LayoutParams.WRAP_CONTENT;
params.width = WindowManager.LayoutParams.WRAP_CONTENT;
params.flags = WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE
| WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE
| WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON;
params.format = PixelFormat.TRANSLUCENT;
params.windowAnimations = android.R.style.Animation_Toast;
params.type = WindowManager.LayoutParams.TYPE_SYSTEM_ERROR;
params.setTitle("Toast");
mWM = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
}
private void handleShow() {
if (mView != mNextView) {
// remove the old view if necessary
handleHide();
mView = mNextView;
// mWM = WindowManagerImpl.getDefault();
final int gravity = mGravity;
mParams.gravity = gravity;
if ((gravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.FILL_HORIZONTAL)
{
mParams.horizontalWeight = 1.0f;
}
if ((gravity & Gravity.VERTICAL_GRAVITY_MASK) == Gravity.FILL_VERTICAL)
{
mParams.verticalWeight = 1.0f;
}
mParams.x = mX;
mParams.y = mY;
mParams.verticalMargin = mVerticalMargin;
mParams.horizontalMargin = mHorizontalMargin;
if (mView.getParent() != null)
{
mWM.removeView(mView);
}
try {
if(mView!=null){
mWM.addView(mView, mParams);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
private void handleHide()
{
if (mView != null)
{
if (mView.getParent() != null)
{
mWM.removeView(mView);
}
mView = null;
}
}
}
}