Android快速SDK（15）二维码扫描Scanner【傻瓜模式】

最新推荐文章于 2024-06-12 09:46:02 发布

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最新推荐文章于 2024-06-12 09:46:02 发布 · 4.2k 阅读

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CC 4.0 BY-SA版权

文章标签：

#android #二维码 #摄像头 #远景 #近景

本文介绍如何基于zxing.jar库封装一个简单的二维码扫描SDK，提供启动类和自定义样式的方法，包括设置摄像头视角、背景颜色、扫描线等属性。提供了代码示例和布局文件展示。

代码：http://download.youkuaiyun.com/detail/huangbin95487710/9260261

依赖包模式

完整运行还需要用到以下依赖包

Android快速SDK（4）对话框AlertDialog

基于zxing.jar库升级封装成傻瓜模式

二维码启动类，请复制到目标项目

package cn.whonow.whonow.scanner;

import General.Scanner.Decoding.Scanner;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.TextView;
import cn.whonow.whonow.R;

/**
 * 初始化二维码拍照
 * 
 * @author HuangYi QQ：95487710
 */
public class ScannerActivity extends Activity {

	public static void startScannerActivity(Context context) {
		Intent intent = new Intent();
		intent.setClass(context, ScannerActivity.class);
		context.startActivity(intent);
	}

	public static void startScannerActivity(Context context, int mStyles) {
		Intent intent = new Intent();
		intent.putExtra(KEY_STYLES, mStyles);
		intent.setClass(context, ScannerActivity.class);
		context.startActivity(intent);
	}

	public static void startScannerActivity(Context context, int mStyles,
			int mLayoutID) {
		Intent intent = new Intent();
		intent.putExtra(KEY_STYLES, mStyles);
		intent.putExtra(KEY_LAYOUT, mLayoutID);
		intent.setClass(context, ScannerActivity.class);
		context.startActivity(intent);
	}

	private static final String KEY_STYLES = "key_styles";
	private static final String KEY_LAYOUT = "key_layout";

	private Scanner mScanner;
	private int mStylesId;
	private int mLayoutId;

	/** Called when the activity is first created. */
	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);

		Bundle mBundle = getIntent().getExtras();
		if (mBundle != null) {
			mStylesId = mBundle.getInt(KEY_STYLES, -1);
			mLayoutId = mBundle.getInt(KEY_LAYOUT, -1);
		}
		if (mLayoutId > 0)
			setContentView(mLayoutId);
		else
			setContentView(R.layout.test_scanner);

		mScanner = new Scanner(this, mStylesId);
		
		TextView open = (TextView) findViewById(R.id.scanner_open);
		if (open != null) {
			open.setOnClickListener(new OnClickListener() {

				@Override
				public void onClick(View v) {
					// TODO Auto-generated method stub
					mScanner.openCamera();
				}

			});
		}

		TextView close = (TextView) findViewById(R.id.scanner_close);
		if (close != null) {
			close.setOnClickListener(new OnClickListener() {

				@Override
				public void onClick(View v) {
					// TODO Auto-generated method stub
					mScanner.closeCamera();
				}

			});
		}

	}

	@Override
	protected void onResume() {
		super.onResume();
		if (mScanner != null) {
			mScanner.onResume();
		}

	}

	@Override
	protected void onPause() {
		super.onPause();
		if (mScanner != null) {
			mScanner.onPause();
		}
	}

	@Override
	protected void onDest