跟选择银行卡界面类似，也是用一个PopupWindow,不过输入密码界面是一个自定义view，当输入六位密码完成后用回调在Activity中获取到输入的密码并以Toast显示密码。效果图如下：

自定义view布局效果图及代码如下：

xmlns:android="http://schemas.android.com/apk/res/android"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:background="@drawable/bg_pop_window"

android:orientation="vertical">

android:id="@+id/ll_main_password"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:layout_alignParentBottom="true"

android:background="#fff"

android:orientation="vertical">

android:layout_width="match_parent"

android:layout_height="50dp">

android:id="@+id/iv_pay_back"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_centerVertical="true"

android:layout_marginLeft="10dp"

android:background="@drawable/back_white"/>

android:id="@+id/tv_pay_title"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_centerHorizontal="true"

android:layout_marginLeft="15dp"

android:layout_marginTop="15dp"

android:text="标题"

android:textColor="#333"

android:textSize="18dp"/>

android:layout_width="match_parent"

android:layout_height="0.5dp"

android:background="#e5e5e5"/>

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:layout_marginLeft="20dp"

android:layout_marginRight="20dp"

android:layout_marginTop="20dp"

android:background="@drawable/shape_input_area"

android:orientation="horizontal">

android:id="@+id/tv_pass1"

android:layout_width="0dp"

android:layout_height="wrap_content"

android:layout_weight="1"

android:gravity="center"

android:inputType="numberPassword"

android:paddingBottom="5dp"

android:paddingTop="5dp"

android:textSize="32sp"/>

android:layout_width="1dp"

android:layout_height="match_parent"

android:background="#e5e5e5"/>

android:id="@+id/tv_pass2"

android:layout_width="0dp"

android:layout_height="wrap_content"

android:layout_weight="1"

android:gravity="center"

android:inputType="numberPassword"

android:paddingBottom="5dp"

android:paddingTop="5dp"

android:textSize="32sp"/>

android:layout_width="1dp"

android:layout_height="match_parent"

android:background="#e5e5e5"/>

android:id="@+id/tv_pass3"

android:layout_width="0dp"

android:layout_height="wrap_content"

android:layout_weight="1"

android:gravity="center"

android:inputType="numberPassword"

android:paddingBottom="5dp"

android:paddingTop="5dp"

android:textSize="32sp"/>

android:layout_width="1dp"

android:layout_height="match_parent"

android:background="#e5e5e5"/>

android:id="@+id/tv_pass4"

android:layout_width="0dp"

android:layout_height="wrap_content"

android:layout_weight="1"

android:gravity="center"

android:inputType="numberPassword"

android:paddingBottom="5dp"

android:paddingTop="5dp"

android:textSize="32sp"/>

android:layout_width="1dp"

android:layout_height="match_parent"

android:background="#e5e5e5"/>

android:id="@+id/tv_pass5"

android:layout_width="0dp"

android:layout_height="wrap_content"

android:layout_weight="1"

android:gravity="center"

android:inputType="numberPassword"

android:paddingBottom="5dp"

android:paddingTop="5dp"

android:textSize="32sp"/>

android:layout_width="1dp"

android:layout_height="match_parent"

android:background="#e5e5e5"/>

android:id="@+id/tv_pass6"

android:layout_width="0dp"

android:layout_height="wrap_content"

android:layout_weight="1"

android:gravity="center"

android:inputType="numberPassword"

android:paddingBottom="5dp"

android:paddingTop="5dp"

android:textSize="32sp"/>

android:id="@+id/tv_pay_forgetPwd"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_gravity="right"

android:layout_margin="15dp"

android:text="忘记密码？"

android:textColor="#354EEF"/>

android:id="@+id/gv_keybord"

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:layout_below="@id/ll_main_password"

android:layout_marginTop="30dp"

android:horizontalSpacing="0.5dp"

android:background="#8E8E8E"

android:numColumns="3"

android:verticalSpacing="0.5dp"/>

java代码

/**

* Created by zhpan on 2016/9/25.

*/

public class PayView extends RelativeLayout{

private MainActivity mContext;

private String mStringPassword; //输入的密码

private TextView[] mTextViewPsw; // 用数组保存6个TextView

private GridView mGridView; //支付键盘布局

private ArrayList> valueList;

private ImageView mImageViewCancel;

private TextView mTextViewForgetPsw;

private int currentIndex = -1;// 用于记录当前输入密码格位置

private View mView;

private TextView mTextViewTitle;

private TextView mTextViewDel;

public PayView(Context context) {

super(context, null);

}

public PayView(Context context, AttributeSet attrs) {

super(context, attrs);

mContext = (MainActivity) context;

mView = View.inflate(context, R.layout.pay_view, null);

valueList = new ArrayList<>();

mTextViewPsw = new TextView[6];

mImageViewCancel = (ImageView) mView.findViewById(R.id.iv_pay_back);

mTextViewPsw[0] = (TextView) mView.findViewById(R.id.tv_pass1);

mTextViewPsw[1] = (TextView) mView.findViewById(R.id.tv_pass2);

mTextViewPsw[2] = (TextView) mView.findViewById(R.id.tv_pass3);

mTextViewPsw[3] = (TextView) mView.findViewById(R.id.tv_pass4);

mTextViewPsw[4] = (TextView) mView.findViewById(R.id.tv_pass5);

mTextViewPsw[5] = (TextView) mView.findViewById(R.id.tv_pass6);

mGridView = (GridView) mView.findViewById(R.id.gv_keybord);

mTextViewTitle = (TextView) mView.findViewById(R.id.tv_pay_title);

mTextViewForgetPsw = (TextView) mView.findViewById(R.id.tv_pay_forgetPwd);

setView();

addView(mView); //必须要，不然不显示控件

}

// 初始化按钮上应该显示的数字

private void setView() {

for (int i = 1; i < 13; i++) {

Map map = new HashMap<>();

if (i < 10) {

map.put("name", String.valueOf(i));

} else if (i == 10) {

map.put("name", "");

} else if (i == 11) {

map.put("name", String.valueOf(0));

} else if (i == 12) {

map.put("name", "

}

valueList.add(map);

}

mGridView.setAdapter(adapter);

}

/**

* 设置监听方法，在第6位输入完后触发

*/

public void setOnFinishInput(final OnPasswordInputFinish pass) {

mTextViewPsw[5].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.toString().length() == 1) {

mStringPassword = ""; //每次触发都要将mStringPassword置空再重新获取，避免由于输入删除再输入造成混乱

for (int i = 0; i < 6; i++) {

mStringPassword += mTextViewPsw[i].getText().toString().trim();

}

pass.inputFinish();//接口中要实现的方法，完成密码输入完成后的响应逻辑

}

}

});

}

/**

* 获取输入的密码

*/

public String getPassword() {

return mStringPassword;

}

/**

* 返回取消支付的ImageView

*/

public ImageView getCancel() {

return mImageViewCancel;

}

/**

* 返回忘记密码的TextView

*/

public TextView getForgetPsw() {

return mTextViewForgetPsw;

}

/**

* 返回标题的TextView

*/

public TextView getTitle() {

return mTextViewTitle;

}

// GridView的适配器

BaseAdapter adapter = new BaseAdapter() {

@Override

public int getCount() {

return valueList.size();

}

@Override

public Object getItem(int position) {

return valueList.get(position);

}

@Override

public long getItemId(int position) {

return position;

}

@Override

public View getView(final int position, View convertView, ViewGroup parent) {

ViewHolder holder;

if (convertView == null) {

convertView = View.inflate(mContext, R.layout.item_pay_gride, null);

holder = new ViewHolder();

holder.btnKey = (TextView) convertView.findViewById(R.id.btn_keys);

convertView.setTag(holder);

} else {

holder = (ViewHolder) convertView.getTag();

}

holder.btnKey.setText(valueList.get(position).get("name"));

if (position == 9) {

holder.btnKey.setBackgroundResource(R.drawable.selector_key_del);

}

if (position == 11) {

mTextViewDel = holder.btnKey;

holder.btnKey.setBackgroundResource(R.drawable.selector_key_del);

}

holder.btnKey.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

if (position < 11 && currentIndex != 9&&position!=9) { //点击0-9按钮

if (currentIndex >= -1 && currentIndex < 5) { //判断输入位置

mTextViewPsw[++currentIndex].setText(valueList.get(position).get("name"));

}

} else {

if (position == 11) { //点击退格键

if (currentIndex - 1 >= -1) { // 判断是否删除完毕

mTextViewPsw[currentIndex--].setText("");

}

}

if(position==9){

}

}

}

});

return convertView;

}

};

static class ViewHolder {

public TextView btnKey;

}

}

PopupWindow中直接使用该控件

android:layout_width="match_parent"

android:layout_height="match_parent">

android:id="@+id/pv_pop_win"

android:layout_width="match_parent"

android:layout_height="match_parent"/>

MainActivity中显示PupupWindow

public class MainActivity extends AppCompatActivity implements View.OnClickListener {

private TextView mTextView;

private PopupWindow mPopupWindow;

private View popView;

private PayView mPayView;

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

initView();

setListener();

}

private void initView() {

mTextView = (TextView) findViewById(R.id.tv_main_pay);

}

private void setListener() {

mTextView.setOnClickListener(this);

}

// 显示弹窗

public void showPopupWindow() {

// 初始化弹窗

popView = View.inflate(this, R.layout.pop_window, null);

mPopupWindow = new PopupWindow(popView, ViewGroup.LayoutParams.MATCH_PARENT,

ViewGroup.LayoutParams.MATCH_PARENT);

mPayView = (PayView) popView.findViewById(R.id.pv_pop_win);

mPayView.getTitle().setText("选择到账银行卡");

// 设置动画

mPopupWindow.setAnimationStyle(R.style.popwin_anim_style);

mPopupWindow.showAsDropDown(findViewById(R.id.ll_main), 0, 0);

mPopupWindow.setOutsideTouchable(true);

mPayView.setOnFinishInput(new OnPasswordInputFinish() {

@Override

public void inputFinish() {

Toast.makeText(MainActivity.this, mPayView.getPassword(), Toast.LENGTH_SHORT).show();

}

});

mPayView.getCancel().setOnClickListener(this);

mPayView.getForgetPsw().setOnClickListener(this);

}

@Override

public void onClick(View v) {

switch (v.getId()) {

case R.id.tv_main_pay:

showPopupWindow();

break;

case R.id.iv_pay_back:

mPopupWindow.dismiss();

break;

case R.id.tv_pay_forgetPwd:

Toast.makeText(MainActivity.this,"忘记密码",Toast.LENGTH_SHORT).show();

break;

}

}

}

以上所述是小编给大家介绍的Android自定义View仿支付宝输入六位密码功能，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对脚本之家网站的支持！