private void initInputview(EditText view) {
//先保存右边删除图标
Drawable drawable2 = view.getCompoundDrawables()[2];
//删除EditView左右上下图标
view.setCompoundDrawables(null, null, null, null);
//添加内容文本改变监听
view.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) {
//内容不为空时显示清除图标
if (view.getText().toString().trim().length() != 0) {
view.setCompoundDrawables(null, null, drawable2, null);
} else {
//为空时隐藏
view.setCompoundDrawables(null, null, null, null);
}
}
});
//添加触摸监听
view.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 = view.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;
//如果触摸事件在drawableRight的图标区域内,清空文本
if (event.getX() > view.getWidth()
- view.getPaddingRight()
- drawable.getIntrinsicWidth()) {
view.setText("");
}
return false;
}
});
}
给EditView添加drawableRight
最新推荐文章于 2019-11-14 16:42:08 发布