网上搜索资料后,找到两种比较好的方法,总结如下
方法一:通过自定义view实现
1.1自定义view
public class InputPasswordActivity extends CtmCashActivity implements PassswordInputView.InputCallBack {
private PassswordInputView mPasswordView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_input_password);
mPasswordView = (PassswordInputView) findViewById(R.id.text_password);
mPasswordView.setInputCallBack(this);
}
@Override
public void onInputFinish(String result) {
Toast.makeText(this, result, Toast.LENGTH_LONG).show();
}
}
1.2.布局
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:andro>
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<com.ctm.ctmcash.view.PassswordInputView
android:id="@+id/text_password"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginLeft="20dp"
android:layout_marginRight="20dp"
android:layout_marginTop="40dp"
android:background="@android:color/white"
app:border_color="@color/password_box_gray"
app:dot_color="@color/text_dark_gray"></com.ctm.ctmcash.view.PassswordInputView>
</LinearLayout>
1.3.测试activity
public class InputPasswordActivity extends CtmCashActivity implements PassswordInputView.InputCallBack { private PassswordInputView mPasswordView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_input_password); mPasswordView = (PassswordInputView) findViewById(R.id.text_password); mPasswordView.setInputCallBack(this); } @Override public void onInputFinish(String result) { Toast.makeText(this, result, Toast.LENGTH_LONG).show(); } }
1.4.显示效果如下
方法二.利用https://github.com/Jungerr/GridPasswordView