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Android實現(xiàn)支付寶手勢密碼功能

 更新時間:2017年03月01日 10:34:33   作者:Minor昔年  
這篇文章主要為大家詳細介紹了Android實現(xiàn)支付寶手勢密碼功能,具有一定的參考價值,感興趣的小伙伴們可以參考一下

今天就給大家分享android實現(xiàn)支付寶手勢密碼,很常見,像現(xiàn)在用微信支付,支付寶支付的時候都要自己設置的4位PIN碼,然后輸入PIN碼后立即調用支付接口去支付,毫無疑問的安全問題,不會覺得手機被人拿了后卻不知道自己網銀的錢的去向,這也是正常安全邏輯性問題。

好,下面我們來看下具體的實現(xiàn):

入口,啟動頁面就簡單的幾個按鈕,布局貼出來,代碼如下:

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
 android:layout_width="match_parent"
 android:layout_height="match_parent"
>


 <LinearLayout
  android:layout_width="match_parent"
  android:layout_height="wrap_content"
  android:layout_marginTop="20dp"
  android:orientation="horizontal">

 <Button
  android:id="@+id/button_enable_pin"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:text="設置" />

 <Button
  android:id="@+id/button_change_pin"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:layout_below="@+id/button_enable_pin"
  android:text="改變" />

 <Button
  android:id="@+id/button_unlock_pin"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:layout_below="@+id/button_change_pin"
  android:text="檢驗" />

 <Button
  android:id="@+id/button_compat_locked"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:layout_below="@+id/button_unlock_pin"
  android:text="PIN頁面" />

 </LinearLayout>
</RelativeLayout>

我們看下四個按鈕的操作的事情,代碼如下:

package com.github.orangegangsters.lollipin;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;
import com.github.orangegangsters.lollipin.lib.PinActivity;
import com.github.orangegangsters.lollipin.lib.managers.AppLock;

import lollipin.orangegangsters.github.com.lollipin.R;

/**
 * Created by laiyingtang on 2016/06/21.
 */
public class MainActivity extends PinActivity implements View.OnClickListener {

 private static final int REQUEST_CODE_ENABLE = 11;

 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);

  this.findViewById(R.id.button_enable_pin).setOnClickListener(this);
  this.findViewById(R.id.button_change_pin).setOnClickListener(this);
  this.findViewById(R.id.button_unlock_pin).setOnClickListener(this);
  this.findViewById(R.id.button_compat_locked).setOnClickListener(this);

 }

 /**
  * 四個按鈕的點擊處理
  * @param v
  */
 @Override
 public void onClick(View v) {
  Intent intent = new Intent(MainActivity.this, CustomPinActivity.class);
  switch (v.getId()) {
   //設置密碼
   case R.id.button_enable_pin:
    intent.putExtra(AppLock.EXTRA_TYPE, AppLock.ENABLE_PINLOCK);
    startActivityForResult(intent, REQUEST_CODE_ENABLE);
    break;
   //改變密碼
   case R.id.button_change_pin:
    intent.putExtra(AppLock.EXTRA_TYPE, AppLock.CHANGE_PIN);
    startActivity(intent);
    break;
   //校驗密碼
   case R.id.button_unlock_pin:
    intent.putExtra(AppLock.EXTRA_TYPE, AppLock.UNLOCK_PIN);
    startActivity(intent);
    break;
   //填入手勢密碼進入PIN頁面
   case R.id.button_compat_locked:
    Intent intent2 = new Intent(MainActivity.this, LockedCompatActivity.class);
    startActivity(intent2);
    break;

  }
 }
 //回調
 @Override
 protected void onActivityResult(int requestCode, int resultCode, Intent data) {
  super.onActivityResult(requestCode, resultCode, data);
  switch (requestCode){
   case REQUEST_CODE_ENABLE:
    Toast.makeText(this, "啟用PIN碼", Toast.LENGTH_SHORT).show();
    break;
  }
 }
}

都看的明白,以下會把CustomPinActivity,LockedCompatActivity貼出來,前面的操作大概就是這樣,分別給每個按鈕設置不同的putExtra值,第一個設置按鈕利用的是startActivityForResult啟動頁面,因為設置完密碼后是存入到Appcation中的,而且拿到請求碼回到主頁面的時候,吐司了“啟動PIN碼”,但是你想改變和檢驗密碼必須要先設置密碼,這是很正常的邏輯,我把Appcation先貼出來,比較簡單,幾句代碼:

package com.github.orangegangsters.lollipin;

import android.app.Application;


import com.github.orangegangsters.lollipin.lib.managers.LockManager;

import lollipin.orangegangsters.github.com.lollipin.R;

/**
 * Created by laiyingtang on 2016/06/21.
 */
public class CustomApplication extends Application {

 @SuppressWarnings("unchecked")
 @Override
 public void onCreate() {
  super.onCreate();

  LockManager<CustomPinActivity> lockManager = LockManager.getInstance();
  lockManager.enableAppLock(this, CustomPinActivity.class);
  lockManager.getAppLock().setLogoId(R.drawable.security_lock);
 }
}

LockManager是采用網友的Library。下面我把CustomPinActivity貼出來:

package com.github.orangegangsters.lollipin;

import android.content.res.Resources;
import android.graphics.Color;
import android.graphics.Typeface;
import android.graphics.drawable.ColorDrawable;
import android.widget.Toast;
import com.github.orangegangsters.lollipin.lib.managers.AppLockActivity;
import lollipin.orangegangsters.github.com.lollipin.R;
import uk.me.lewisdeane.ldialogs.BaseDialog;
import uk.me.lewisdeane.ldialogs.CustomDialog;

/**
 * 對話框頁面
 * Created by laiyingtang on 2016/06/21.
 */
public class CustomPinActivity extends AppLockActivity {

 @Override
 public void showForgotDialog() {
  Resources res = getResources();
  //創(chuàng)建對話框
  CustomDialog.Builder builder = new CustomDialog.Builder(this,
    res.getString(R.string.activity_dialog_title),
    res.getString(R.string.activity_dialog_accept));
  builder.content(res.getString(R.string.activity_dialog_content));
  builder.negativeText(res.getString(R.string.activity_dialog_decline));

  //設置樣式
  builder.darkTheme(false);
  builder.typeface(Typeface.SANS_SERIF);
  builder.positiveColor(res.getColor(R.color.light_blue_500)); // 設置按鈕的字體顏色(確定)
  builder.negativeColor(res.getColor(R.color.light_blue_500));// 設置按鈕的字體顏色(取消)
  builder.rightToLeft(false); // 按鈕是否從左到右的順序排列
  builder.titleAlignment(BaseDialog.Alignment.CENTER);//居中
  builder.buttonAlignment(BaseDialog.Alignment.CENTER);
  builder.setButtonStacking(false);

  //設置字體的大小
  builder.titleTextSize((int) res.getDimension(R.dimen.activity_dialog_title_size));
  builder.contentTextSize((int) res.getDimension(R.dimen.activity_dialog_content_size));
  builder.positiveButtonTextSize((int) res.getDimension(R.dimen.activity_dialog_positive_button_size));
  builder.negativeButtonTextSize((int) res.getDimension(R.dimen.activity_dialog_negative_button_size));

  //創(chuàng)建對話框
  CustomDialog customDialog = builder.build();
  customDialog.setCanceledOnTouchOutside(false);
  customDialog.getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));//透明
  customDialog.setClickListener(new CustomDialog.ClickListener() {
   @Override
   public void onConfirmClick() {
    Toast.makeText(getApplicationContext(), "Yes", Toast.LENGTH_SHORT).show();
   }

   @Override
   public void onCancelClick() {
    Toast.makeText(getApplicationContext(), "Cancel", Toast.LENGTH_SHORT).show();
   }
  });

  //顯示對話框
  customDialog.show();
 }

 @Override
 public void onPinFailure(int attempts) {

 }

 @Override
 public void onPinSuccess(int attempts) {

 }

 @Override
 public int getPinLength() {
  return super.getPinLength();//可重修修改默認的長度
 }
}

CustomDialog也是用第三方,而沒有用系統(tǒng)自帶的AlertDialog,因為太丑了,想我這種追求完美的,都是丑拒的。設置密碼的view是自定義的,包括Keyboard。

LockedCompatActivity類如下:

package com.github.orangegangsters.lollipin;

import android.os.Bundle;
import android.support.v7.widget.Toolbar;
import android.view.View;
import android.widget.ImageView;
import android.widget.Toast;

import com.github.orangegangsters.lollipin.lib.PinCompatActivity;

import lollipin.orangegangsters.github.com.lollipin.R;

/**
 * PIN頁面
 * Created by laiyingtang on 2016/06/21.
 */
public class LockedCompatActivity extends PinCompatActivity {

 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_compat_locked);
  initView();
 }

 private void initView() {
  Toolbar toolbar = (Toolbar) findViewById(R.id.id_toolbar);
  ImageView iv_image= (ImageView) findViewById(R.id.iv_image);
  setSupportActionBar(toolbar);

  toolbar.setTitle("Title");
  toolbar.setTitleTextColor(getResources().getColor(android.R.color.white));
  toolbar.setSubtitleTextColor(getResources().getColor(android.R.color.white));
  toolbar.setLogo(R.drawable.ic_launcher);
  iv_image.setOnClickListener(new View.OnClickListener() {
   @Override
   public void onClick(View v) {
    Toast.makeText(LockedCompatActivity.this,"可繼續(xù)做相應的操作",Toast.LENGTH_SHORT).show();
   }
  });
 }
}

該類是輸入正確的PIN碼后才能訪問的頁面,從而在該頁面可以操作你想操作的東西,比如調用支付接口,直接執(zhí)行支付操作,這也是一個不錯的例子。錯誤的PIN碼振動Keyboard。

簡單的講述了下主要實現(xiàn)的代碼,看下總體的效果:

最后附上源碼,拿走不謝!下載地址

以上就是本文的全部內容,希望對大家的學習有所幫助,也希望大家多多支持腳本之家。

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