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使用方式同系统PopupWindow:
//初始化并设置返回键以及点击外部消失
mPopupWindow = new BackgroundBlurPopupWindow(mTextView, WindowManager.LayoutParams.WRAP_CONTENT, WindowManager.LayoutParams.WRAP_CONTENT, this, true);
mPopupWindow.setFocusable(true);
mPopupWindow.setBackgroundDrawable(new ColorDrawable());
可配置背景变暗动画、位置、颜色,不配置默认全屏展示暗黑色:
mPopupWindow.setBlurRadius(BackgroundBlurPopupWindow.DEFAULT_BLUR_RADIUS);//配置虚化比例
mPopupWindow.setDarkStyle(R.style.MyDarkStyle);//动画
mPopupWindow.setDarkColor(Color.parseColor("#a0880000"));//颜色
//mPopupWindow.darkFillScreen();//全屏
mPopupWindow.drakLeftOf(mBtnRight);//左于
mPopupWindow.darkRightOf(mBtnLeft);//右于
mPopupWindow.darkAbove(mBtnBottom);//上于
mPopupWindow.darkBelow(mBtnTop);//下于
mPopupWindow.darkFillView(mBtnView);//覆盖视图
mPopupWindow.showAtLocation(mBtnCenter, Gravity.CENTER, 0, 0);//弹出PopupWindow
效果如下: