安卓自定义相册的选择器
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是基于开源项目实现的
activity_main.xml
<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:id="@+id/activity_main" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" tools:context="fly.MainActivity"> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="4dp" android:text="返回结果(Results)" android:textColor="@android:color/black" android:textStyle="bold" /> <cn.finalteam.galleryfinal.widget.HorizontalListView android:id="@+id/lv_photo" android:layout_width="wrap_content" android:layout_height="100dp" android:cacheColorHint="@android:color/transparent" android:clipToPadding="false" android:fadingEdge="none" android:horizontalSpacing="2dp" android:numColumns="3" android:verticalSpacing="2dp" /></LinearLayout>适配器的布局adapter_photo_list_item.xml
<?xml version="1.0" encoding="utf-8"?><FrameLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical"> <ImageView android:id="@+id/iv_photo" android:layout_width="match_parent" android:layout_height="match_parent" android:padding="4dp" android:src="@drawable/ic_gf_default_photo" android:scaleType="centerCrop" /> <ImageView android:id="@+id/iv_photo_delete" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="top|right" android:src="@drawable/delete"/></FrameLayout>MainActivity
public class MainActivity extends AppCompatActivity implements ChoosePhotoListAdapter.OnClickPhotoListener{ private final int REQUEST_CODE_CAMERA = 1000; private final int REQUEST_CODE_GALLERY = 1001; HorizontalListView mLvPhoto; // 显示图片的ListView List<PhotoInfo> mPhotoList = new ArrayList<>(); ChoosePhotoListAdapter mChoosePhotoListAdapter; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); mLvPhoto = (HorizontalListView) findViewById(R.id.lv_photo); mPhotoList.add(new PhotoInfo()); mChoosePhotoListAdapter = new ChoosePhotoListAdapter(this, mPhotoList,this); mLvPhoto.setAdapter(mChoosePhotoListAdapter);// GalleryFinal.cleanCacheFile(); // 清理缓存的代码 } boolean first = true; // 是否是第一次点击选择图片 private GalleryFinal.OnHanlderResultCallback mOnHanlderResultCallback = new GalleryFinal.OnHanlderResultCallback() { @Override public void onHanlderSuccess(int reqeustCode, List<PhotoInfo> resultList) { if (resultList != null) { if (resultList.size() > 0) { // 这里是清除刚开始默认的图片 if (first) { first = false; mPhotoList.clear(); } } Iterator<PhotoInfo> sListIterator = mPhotoList.iterator(); // 删除集合中特定的元素 while(sListIterator.hasNext()){ PhotoInfo e = sListIterator.next(); if(e.getPhotoPath().equals("fly")){ sListIterator.remove(); } } mPhotoList.addAll(resultList); PhotoInfo photoInfo = new PhotoInfo(); photoInfo.setPhotoPath("fly"); mPhotoList.add(photoInfo); mChoosePhotoListAdapter.notifyDataSetChanged(); } } @Override public void onHanlderFailure(int requestCode, String errorMsg) { Toast.makeText(MainActivity.this, errorMsg, Toast.LENGTH_SHORT).show(); } }; @Override public void onClickPhotoListener() { ActionSheet.createBuilder(MainActivity.this, getSupportFragmentManager()) .setCancelButtonTitle("取消") .setOtherButtonTitles("打开相册", "拍照") .setCancelableOnTouchOutside(true) .setListener(new ActionSheet.ActionSheetListener() { @Override public void onDismiss(ActionSheet actionSheet, boolean isCancel) {} @Override public void onOtherButtonClick(ActionSheet actionSheet, int index) { switch (index) { case 0: GalleryFinal.openGalleryMuti(REQUEST_CODE_GALLERY, 4, mOnHanlderResultCallback); // 多选// GalleryFinal.openGallerySingle(REQUEST_CODE_GALLERY, mOnHanlderResultCallback); // 单选 break; case 1: GalleryFinal.openCamera(REQUEST_CODE_CAMERA, mOnHanlderResultCallback); // 打开相机 break; } } }) .show(); }}适配器
package com.example.imageselected;import android.app.Activity;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.BaseAdapter;import android.widget.ImageView;import com.bumptech.glide.Glide;import com.bumptech.glide.load.engine.DiskCacheStrategy;import java.util.List;import cn.finalteam.galleryfinal.model.PhotoInfo;import cn.finalteam.toolsfinal.DeviceUtils;public class ChoosePhotoListAdapter extends BaseAdapter { private List<PhotoInfo> mList; private Activity activity; private int mScreenWidth; private OnClickPhotoListener mOnClickPhotoListener; public ChoosePhotoListAdapter(Activity activity, List<PhotoInfo> list, OnClickPhotoListener mOnClickPhotoListener) { this.mList = list; this.activity = activity; this.mOnClickPhotoListener = mOnClickPhotoListener; this.mScreenWidth = DeviceUtils.getScreenPix(activity).widthPixels; } // 这里设置界面最多显示4张 @Override public int getCount() { if (mList != null && mList.size() > 0) { if (mList.size() < 5) { return mList.size(); }else{ return 4; } }else{ return 0; } } @Override public Object getItem(int position) { return mList.get(position); } @Override public long getItemId(int position) { return position; } @Override public View getView(int position, View convertView, ViewGroup parent) { if (convertView == null) { convertView = LayoutInflater.from(activity).inflate(R.layout.adapter_photo_list_item, parent,false); } ImageView imageView = (ImageView) convertView.findViewById(R.id.iv_photo); ImageView delete = (ImageView) convertView.findViewById(R.id.iv_photo_delete); if (mList != null && mList.size() > 0) { if (position == mList.size()-1) { // 集合的最后一张显示默认图片，可点击添加图片 delete.setVisibility(View.GONE); Glide.with(activity) .load(R.drawable.ic_gf_default_photo) .placeholder(R.drawable.ic_gf_default_photo) .error(R.drawable.ic_gf_default_photo) .diskCacheStrategy(DiskCacheStrategy.RESULT) .into(imageView); imageView.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { mOnClickPhotoListener.onClickPhotoListener(); } }); }else{ PhotoInfo photoInfo = mList.get(position); delete.setOnClickListener(new DeleteClick(position)); Glide.with(activity) .load("file://" + photoInfo.getPhotoPath()) .placeholder(R.drawable.ic_gf_default_photo) .error(R.drawable.ic_gf_default_photo) .diskCacheStrategy(DiskCacheStrategy.RESULT) .into(imageView); } } return convertView; } class DeleteClick implements View.OnClickListener { private int position; DeleteClick(int position) { this.position = position; } public void onClick(View v) { mList.remove(mList.get(position)); notifyDataSetChanged(); } } public interface OnClickPhotoListener{ void onClickPhotoListener(); }}GlideImageLoader
public class GlideImageLoader implements cn.finalteam.galleryfinal.ImageLoader { @Override public void displayImage(Activity activity, String path, final GFImageView imageView, Drawable defaultDrawable, int width, int height) { Glide.with(activity) .load("file://" + path) .placeholder(defaultDrawable) .error(defaultDrawable) .override(width, height) .diskCacheStrategy(DiskCacheStrategy.NONE) //不缓存到SD卡 .skipMemoryCache(true) //.centerCrop() .into(new ImageViewTarget<GlideDrawable>(imageView) { @Override protected void setResource(GlideDrawable resource) { imageView.setImageDrawable(resource); } @Override public void setRequest(Request request) { imageView.setTag(R.id.adapter_item_tag_key,request); } @Override public Request getRequest() { return (Request) imageView.getTag(R.id.adapter_item_tag_key); } }); } @Override public void clearMemoryCache() { }}GlidePauseOnScrollListener
package com.example.imageselected.listener;import com.bumptech.glide.Glide;import cn.finalteam.galleryfinal.PauseOnScrollListener;public class GlidePauseOnScrollListener extends PauseOnScrollListener { public GlidePauseOnScrollListener(boolean pauseOnScroll, boolean pauseOnFling) { super(pauseOnScroll, pauseOnFling); } @Override public void resume() { Glide.with(getActivity()).resumeRequests(); } @Override public void pause() { Glide.with(getActivity()).pauseRequests(); }}MyApplication
package com.example.imageselected.app;import android.app.Application;import com.example.imageselected.listener.GlidePauseOnScrollListener;import com.example.imageselected.loader.GlideImageLoader;import cn.finalteam.galleryfinal.CoreConfig;import cn.finalteam.galleryfinal.FunctionConfig;import cn.finalteam.galleryfinal.GalleryFinal;import cn.finalteam.galleryfinal.ThemeConfig;/** * 类名： * 类描述：MyApplication * 创建人：fly * 创建日期： 2017/1/9. * 版本：V1.0 */public class MyApplication extends Application { @Override public void onCreate() { super.onCreate(); ThemeConfig theme = new ThemeConfig.Builder().build(); //配置功能 FunctionConfig functionConfig = new FunctionConfig.Builder() .setEnableCamera(true) // 设置相机 .setEnableEdit(false) // 设置是否可编辑 .setEnableCrop(true) // 设置是否可裁剪 .setEnableRotate(true) // 设置是否可旋转 .setCropSquare(true) .setEnablePreview(true) // 设置是否可预览 .build(); CoreConfig coreConfig = new CoreConfig.Builder(this, new GlideImageLoader(), theme) .setFunctionConfig(functionConfig) .setPauseOnScrollListener(new GlidePauseOnScrollListener(false, true)) .setNoAnimcation(true) // 设置是否显示动画 .build(); GalleryFinal.init(coreConfig); }}清单文件：
<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.example.imageselected"> <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS" /> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" /> <application android:name=".app.MyApplication" android:allowBackup="true" android:icon="@mipmap/ic_launcher" android:label="@string/app_name" android:supportsRtl="true" android:theme="@style/AppTheme"> <activity android:name=".MainActivity" android:screenOrientation="portrait"> <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> </application></manifest>build文件
apply plugin: 'com.android.application'android { compileSdkVersion 25 buildToolsVersion "25.0.2" defaultConfig { applicationId "com.example.imageselected" minSdkVersion 11 targetSdkVersion 25 versionCode 1 versionName "1.0" testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" } buildTypes { release { minifyEnabled false proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' } }}dependencies { compile fileTree(dir: 'libs', include: ['*.jar']) androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', { exclude group: 'com.android.support', module: 'support-annotations' }) compile 'com.android.support:appcompat-v7:25.1.0' testCompile 'junit:junit:4.12' compile project(':galleryfinal') compile 'com.github.bumptech.glide:glide:3.7.0' compile 'com.baoyz.actionsheet:library:1.1.4'}源码下载
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