摘要： private void drawUI() {//锁定画布 Canvas lockCanvas = holder.lockCanvas();// 绘制界面 Paint paint=new Paint(); paint.setColor(Color.RED);// 绘制矩形 lockCanvas.dr 阅读全文

摘要： //滑动事件 @Override public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) { System.out.println("当前位置："+position+";百分比： 阅读全文

摘要： private String getVersionName(){ PackageManager packageManager = getPackageManager(); try { PackageInfo packageInfo = packageManager.getPackageInfo(ge 阅读全文