今天无意将一段绘图代码 写在form_load事件了,结果不能显示绘图.(代码:Graphics g = this.CreateGraphics();Pen pen = new Pen(Color.Red, 10);Rectangle r = new Rectangle(70, 20, 100, 60);g.DrawEllipse(pen, r);.经过查询得知:Form_Load事件是在窗体首次显示时发生的.也就是说,在Form_Load过程中,这个Form里所有需要在屏幕上呈现的东西都还没开
1.首先定位到PullToRefreshListView.java这个文件 2.找到onRefreshing(final boolean doScroll)方法 @Override protected void onRefreshing(final boolean doScroll) { /** * If we're not showing the Refreshing view, or the list is empty, the * the header/footer views won't