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android 支付寶手勢密碼鎖,Android實作支付寶手勢密碼功能

今天就給大家分享android實作支付寶手勢密碼,很常見,像現在用微信支付,支付寶支付的時候都要自己設定的4位PIN碼,然後輸入PIN碼後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後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作:

入口,啟動頁面就簡單的幾個按鈕,布局貼出來,代碼如下:

android:layout_width="match_parent"

android:layout_height="match_parent"

>

android:layout_width="match_parent"

android:layout_height="wrap_content"

android:layout_marginTop="20dp"

android:orientation="horizontal">

android:id="@+id/button_enable_pin"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="設定" />

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" />

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" />

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" />

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;

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);

}

@Override

public void onClick(View v) {

Intent intent = new Intent(MainActivity.this, CustomPinActivity.class);

switch (v.getId()) {

//設定密碼

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;

}

}

}

android 支付寶手勢密碼鎖,Android實作支付寶手勢密碼功能

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,分别給每個按鈕設定不同的putExtra值,第一個設定按鈕利用的是startActivityForResult啟動頁面,因為設定完密碼後是存入到Appcation中的,而且拿到請求碼回到首頁面的時候,吐司了“啟動PIN碼”,但是你想改變和檢驗密碼必須要先設定密碼,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;

public class CustomApplication extends Application {

@SuppressWarnings("unchecked")

@Override

public void onCreate() {

super.onCreate();

LockManager 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;

public class CustomPinActivity extends AppLockActivity {

@Override

public void showForgotDialog() {

Resources res = getResources();

//建立對話框

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));

//設定樣式

builder.darkTheme(false);

builder.typeface(Typeface.SANS_SERIF);

builder.positiveColor(res.getColor(R.color.light_blue_500)); // 設定按鈕的字型顔色(确定)

builder.negativeColor(res.getColor(R.color.light_blue_500));// 設定按鈕的字型顔色(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);

//設定字型的大小

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));

//建立對話框

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();//可重修修改預設的長度

}

}

CustomDialog也是用第三方,而沒有用系統自帶的AlertDialog,因為太醜了,想我這種追求完美的,都是醜拒的。設定密碼的view是自定義的,包括Keyboard。

android 支付寶手勢密碼鎖,Android實作支付寶手勢密碼功能

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;

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,"可繼續做相應的操作",Toast.LENGTH_SHORT).show();

}

});

}

}

該類是輸入正确的PIN碼後才能通路的頁面,進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作的代碼,看下總體的效果:

android 支付寶手勢密碼鎖,Android實作支付寶手勢密碼功能

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