Android MTK Settings 关闭系统窗口切换动画

//在系统的开发选项中有控制
DevelopmentSettings.java //开发者选项中的窗口过度动画
\packages\apps\Settings\src\com\mediatek\settings\ RestoreRotationReceiver.java
开机广播修改参数
try {
mWindowManager = IWindowManager.Stub.asInterface(ServiceManager.getService("window"));
mWindowManager.setAnimationScale(0,0.0f);
mWindowManager.setAnimationScale(1,0.0f);
// mWindowManager.setAnimationScale(2,0.0f); 如果关掉这里会影响 拨号无法弹出
} catch (RemoteException e) {
}