EditView etSearch;
etSearch = findViewById(R.id.account_et);
etSearch.addTextChangedListener(new TextWatcher() {
@Override
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
}
@Override
public void onTextChanged(CharSequence s, int start, int before, int count) {
}
@Override
public void afterTextChanged(Editable s) {
if (s.length() != 0){
//更改图标
drawable = getResources().getDrawable(R.mipmap.close_icon16);
drawable.setBounds(0, 0, drawable.getMinimumWidth(), drawable.getMinimumHeight());
etSearch.setCompoundDrawables(null,null,drawable,null);
//点击清空(设置 drawableRight 的 OnClickListener监听事件)
etSearch.setOnTouchListener(new View.OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
// et.getCompoundDrawables()得到一个长度为4的数组,分别表示左右上下四张图片
Drawable drawable = etSearch.getCompoundDrawables()[2];
//如果右边没有图片,不再处理
if (drawable == null)
return false;
//如果不是按下事件,不再处理
if (event.getAction() != MotionEvent.ACTION_UP)
return false;
if (event.getX() > etSearch.getWidth()
- etSearch.getPaddingRight()
- drawable.getIntrinsicWidth()){
etSearch.setText("");
}
return false;
}
});
}
}
});
}