可自动移动和手动移动的浮动窗口

package net.xsmile.fv; import android.app.Activity; import android.content.Intent; import android.graphics.PixelFormat; import android.os.Bundle; import android.os.Handler; import android.os.HandlerThread; import android.os.Looper; import android.os.Message; import android.util.DisplayMetrics; import android.util.Log; import android.view.Gravity; import android.view.MotionEvent; import android.view.WindowManager; import android.view.WindowManager.LayoutParams; public class MyFloatViewActivity extends Activity { private Runnable childThread = new Runnable() { int nowx = 5, nowy = 5; boolean dx = false, dy = false; @Override public void run() { // TODO Auto-generated method stub Message msg = Message.obtain(); if(myFV.mTouchFlag) { nowx = myFV.wmParams.x; nowy = myFV.wmParams.y; myFV.mTouchFlag = false; } msg.arg1 = nowx; msg.arg2 = nowy; // Log.i(TAG, "Runnable Thread:" + Thread.currentThread().getName()); mainHandler.sendMessage(msg); try { Thread.sleep(100); } catch (Exception e) { e.printStackTrace(); } if(nowx > dm.widthPixels - 60) { dx = true; } if(nowy > dm.heightPixels - 80) { dy = true; } if(nowx < 25) { dx = false; } if(nowy < 25) { dy = false; } if(dx) { nowx -= 2; } if(!dx) { nowx += 2; } if(dy) { nowy -= 2; } if(!dy) { nowy += 2; } } }; private static final String TAG = "TAG"; Myhandler mainHandler, childHandler; private DisplayMetrics dm; private WindowManager wm = null; private WindowManager.LayoutParams wmParams = null; private MyFloatView myFV = null; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); createView(); dm = new DisplayMetrics(); getWindowManager().getDefaultDisplay().getMetrics(dm); //获得手机的宽度和高度像素单位为px // Log.i("OTH","手机屏幕分辨率为:" + dm.widthPixels+" * "+dm.heightPixels); // 模拟home键按下的效果 Intent i = new Intent(Intent.ACTION_MAIN); i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); // 如果是服务里调用，必须加入new task标识 i.addCategory(Intent.CATEGORY_HOME); startActivity(i); HandlerThread handlerThread = new HandlerThread("child_ron_Thread"); handlerThread.start(); mainHandler = new Myhandler(Looper.getMainLooper()); childHandler = new Myhandler(handlerThread.getLooper()); childHandler.postDelayed(childThread, 700); } class Myhandler extends Handler { public Myhandler(Looper looper) { super(looper); } public void handleMessage(Message msg) { wmParams.x = msg.arg1; wmParams.y = msg.arg2; wm.updateViewLayout(myFV, wmParams); Log.i(TAG, "handleMessage Thread:" + Thread.currentThread().getName() + " X = " + wmParams.x + " Y = " + wmParams.y); childHandler.post(childThread); //在子线程中处理，主线程中对button的响应很快；如果这边改成主线程处理则对主线程按钮的响应就慢了 // if (msg.arg1 >= 300) { // childHandler.removeCallbacks(childThread); // } } } private void createView() { myFV = new MyFloatView(getApplicationContext()); myFV.setImageResource(R.drawable.pp); // 获取WindowManager wm = (WindowManager) getApplicationContext().getSystemService("window"); // 设置LayoutParams(全局变量）相关参数 wmParams = ((MyApplication) getApplication()).getMywmParams(); wmParams.type = LayoutParams.TYPE_PHONE; // 设置window type wmParams.format = PixelFormat.RGBA_8888; // 设置图片格式，效果为背景透明 wmParams.flags = LayoutParams.FLAG_NOT_TOUCH_MODAL | LayoutParams.FLAG_NOT_FOCUSABLE; /* * 下面的flags属性的效果形同“锁定”。 悬浮窗不可触摸，不接受任何事件,同时不影响后面的事件响应。 * wmParams.flags=LayoutParams.FLAG_NOT_TOUCH_MODAL | * LayoutParams.FLAG_NOT_FOCUSABLE | LayoutParams.FLAG_NOT_TOUCHABLE; */ wmParams.gravity = Gravity.LEFT | Gravity.TOP; // 调整悬浮窗口至左上角 // 以屏幕左上角为原点，设置x、y初始值 wmParams.x = 30; wmParams.y = 30; // 设置悬浮窗口长宽数据 wmParams.width = 40; wmParams.height = 40; // 显示myFloatView图像 wm.addView(myFV, wmParams); } @Override protected void onResume() { // TODO Auto-generated method stub super.onResume(); wm.removeView(myFV); // 不然会报View not attached to window manager的错误 wm.addView(myFV, wmParams); } @Override protected void onPause() { // TODO Auto-generated method stub super.onPause(); wm.removeView(myFV); // 不然会报View not attached to window manager的错误 wm.addView(myFV, wmParams); } @Override public void onDestroy() { super.onDestroy(); // 在程序退出(Activity销毁）时销毁悬浮窗口 childHandler.removeCallbacks(childThread); wm.removeView(myFV); Log.i("TAG", "销毁浮动窗口"); } // /** get the launcher status */ // private boolean isLauncherRunnig(Context context) { // boolean result = false; // List<String> names = getAllTheLauncher(); // ActivityManager mActivityManager = (ActivityManager) context // .getSystemService(Context.ACTIVITY_SERVICE); // List<ActivityManager.RunningAppProcessInfo> appList = mActivityManager // .getRunningAppProcesses(); // for (RunningAppProcessInfo running : appList) { // if (running.importance == RunningAppProcessInfo.IMPORTANCE_FOREGROUND) { // for (int i = 0; i < names.size(); i++) { // Log.i("TAG", "names===" + names.get(i)); // if (names.get(i).equals(running.processName)) { // result = true; // break; // } // } // } // } // Log.i("TAG", "是不是呢？？？？？？ " + result); // return result; // } // // private List<String> getAllTheLauncher() { // List<String> names = null; // PackageManager pkgMgt = this.getPackageManager(); // Intent it = new Intent(Intent.ACTION_MAIN); // it.addCategory(Intent.CATEGORY_HOME); // List<ResolveInfo> ra = pkgMgt.queryIntentActivities(it, 0); // if (ra.size() != 0) { // names = new ArrayList<String>(); // } // for (int i = 0; i < ra.size(); i++) { // String packageName = ra.get(i).activityInfo.packageName; // names.add(packageName); // } // return names; // } // ////////////////////////监听HOME按键///////////////////////////////////////////////////// // @Override // public boolean onKeyDown(int keyCode, KeyEvent event) { // if (KeyEvent.KEYCODE_HOME == keyCode) { // Log.i("TAG","HOMEHOMEHOME"); // Intent i = new Intent(Intent.ACTION_MAIN); // i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); // 如果是服务里调用，必须加入new task标识 // i.addCategory(Intent.CATEGORY_HOME); // startActivity(i); // isLauncherRunnig(getApplicationContext()); // // android.os.Process.killProcess(android.os.Process.myPid()); // } // return super.onKeyDown(keyCode, event); // } // // @Override // public void onAttachedToWindow() { // this.getWindow().setType(WindowManager.LayoutParams.TYPE_KEYGUARD); // Log.i("TAG","onAttachedToWindow"); // super.onAttachedToWindow(); // } // //////////////////////监听HOME按键////////////////////////////////////////////////////////// }