Android PopWindow Android PopWindow 设置背景亮度的实例
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Android PopWindow 设置背景亮度的实例
设置背景
/** * 设置添加屏幕的背景透明度 * @param bgAlpha */ public void backgroundAlpha(float bgAlpha) { WindowManager.LayoutParams lp = getWindow().getAttributes(); lp.alpha = bgAlpha; //0.0-1.0 getWindow().setAttributes(lp); }
调用代码
recomPopup = new RecomPopup(mContext); recomPopup.setShowListener(new RecomPopup.ShowListener() { @Override public void show() { backgroundAlpha(0.6f); } }); recomPopup.setDismissListener(new RecomPopup.DismissListener() { @Override public void dismiss() { backgroundAlpha(1f); } }); recomPopup.showAtLocation(include_bottom, Gravity.NO_GRAVITY, 0, DevicesInfoUtils.getScreenHeight(mContext) - recomPopup.getHeight());
PopWindow代码
private ShowListener showListener; private DismissListener dismissListener; @Override public void showAtLocation(View parent, int gravity, int x, int y) { super.showAtLocation(parent, gravity, x, y); if (showListener != null){ showListener.show(); } } @Override public void dismiss() { super.dismiss(); if (dismissListener != null){ dismissListener.dismiss(); } } public void setShowListener(ShowListener showListener) { this.showListener = showListener; } public void setDismissListener(DismissListener dismissListener) { this.dismissListener = dismissListener; } public interface ShowListener{ void show(); } public interface DismissListener{ void dismiss(); }
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