Android实现微信朋友圈评论EditText效果

getWindow().getDecorView().getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {  @Override  public void onGlobalLayout() {  // 这里可以监听到键盘显示与隐藏时界面可视区域的变化  Rect rect = new Rect();  View decorView = getWindow().getDecorView();  decorView.getWindowVisibleDisplayFrame(rect);  int displayHeight = rect.bottom - rect.top;  // 拿到键盘的高度，可能会有误差，需要优化  keyboardHeight = decorView.getHeight() - displayHeight;  if (displayHeight * 1.0 / decorView.getHeight() > 0.8) {   dialog.dismiss();  }  } });

private void showInputComment(View commentView, final int position) {   // 拿到评论按钮在屏幕中的坐标   final int rvInputY = getY(commentView);   // 拿到评论按钮高度   final int rvInputHeight = commentView.getHeight();   dialog.show();   handler.postDelayed(new Runnable() {    @Override    public void run() {     int dialogY = getY(dialog.findViewById(R.id.dialog_layout_comment));     // 滑动列表     rv.smoothScrollBy(0, rvInputY - keyboardHeight + dialogY + rvInputHeight);    }   }, 300);  }  /**   * 拿到View在屏幕中的坐标   * @param commentView   * @return   */  private int getY(View commentView) {   int[] outLocation = new int[2];   commentView.getLocationOnScreen(outLocation);   return outLocation[1];  }