package com.rnsimiselector; import android.annotation.SuppressLint; import android.app.Service; import android.os.Bundle; import android.os.SystemClock; import android.os.Vibrator; import android.text.TextUtils; import android.view.View; import android.view.animation.Animation; import android.view.animation.AnimationUtils; import android.widget.RelativeLayout; import android.widget.TextView; import androidx.annotation.NonNull; import androidx.annotation.Nullable; import androidx.constraintlayout.widget.ConstraintLayout; import androidx.core.content.ContextCompat; import androidx.recyclerview.widget.GridLayoutManager; import androidx.recyclerview.widget.RecyclerView; import androidx.recyclerview.widget.SimpleItemAnimator; import com.rnsimiselector.adapter.PictureImageGridAdapter; import com.rnsimiselector.animators.AlphaInAnimationAdapter; import com.rnsimiselector.animators.AnimationType; import com.rnsimiselector.animators.SlideInBottomAnimationAdapter; import com.rnsimiselector.basic.FragmentInjectManager; import com.rnsimiselector.basic.IPictureSelectorEvent; import com.rnsimiselector.basic.PictureCommonFragment; import com.rnsimiselector.config.InjectResourceSource; import com.rnsimiselector.config.PermissionEvent; import com.rnsimiselector.config.PictureConfig; import com.rnsimiselector.config.PictureMimeType; import com.rnsimiselector.config.SelectMimeType; import com.rnsimiselector.config.SelectModeConfig; import com.rnsimiselector.decoration.GridSpacingItemDecoration; import com.rnsimiselector.dialog.AlbumListPopWindow; import com.rnsimiselector.entity.LocalMedia; import com.rnsimiselector.entity.LocalMediaFolder; import com.rnsimiselector.interfaces.OnAlbumItemClickListener; import com.rnsimiselector.interfaces.OnQueryAlbumListener; import com.rnsimiselector.interfaces.OnQueryAllAlbumListener; import com.rnsimiselector.interfaces.OnQueryDataResultListener; import com.rnsimiselector.interfaces.OnRecyclerViewPreloadMoreListener; import com.rnsimiselector.interfaces.OnRecyclerViewScrollListener; import com.rnsimiselector.interfaces.OnRecyclerViewScrollStateListener; import com.rnsimiselector.interfaces.OnRequestPermissionListener; import com.rnsimiselector.loader.IBridgeMediaLoader; import com.rnsimiselector.loader.LocalMediaLoader; import com.rnsimiselector.loader.LocalMediaPageLoader; import com.rnsimiselector.magical.BuildRecycleItemViewParams; import com.rnsimiselector.manager.SelectedManager; import com.rnsimiselector.permissions.PermissionChecker; import com.rnsimiselector.permissions.PermissionConfig; import com.rnsimiselector.permissions.PermissionResultCallback; import com.rnsimiselector.style.PictureSelectorStyle; import com.rnsimiselector.style.SelectMainStyle; import com.rnsimiselector.utils.ActivityCompatHelper; import com.rnsimiselector.utils.AnimUtils; import com.rnsimiselector.utils.DateUtils; import com.rnsimiselector.utils.DensityUtil; import com.rnsimiselector.utils.DoubleUtils; import com.rnsimiselector.utils.StyleUtils; import com.rnsimiselector.utils.ToastUtils; import com.rnsimiselector.utils.ValueOf; import com.rnsimiselector.widget.BottomNavBar; import com.rnsimiselector.widget.CompleteSelectView; import com.rnsimiselector.widget.RecyclerPreloadView; import com.rnsimiselector.widget.SlideSelectTouchListener; import com.rnsimiselector.widget.SlideSelectionHandler; import com.rnsimiselector.widget.TitleBar; import java.io.File; import java.util.ArrayList; import java.util.HashSet; import java.util.Iterator; import java.util.List; /** * @author： * @date：2021/11/17 10:24 上午 * @describe：PictureSelectorFragment */ public class PictureSelectorFragment extends PictureCommonFragment implements OnRecyclerViewPreloadMoreListener, IPictureSelectorEvent { public static final String TAG = PictureSelectorFragment.class.getSimpleName(); private static final Object LOCK = new Object(); /** * 这个时间对应的是R.anim.ps_anim_modal_in里面的 */ private static int SELECT_ANIM_DURATION = 135; private RecyclerPreloadView mRecycler; private TextView tvDataEmpty; private TitleBar titleBar; private BottomNavBar bottomNarBar; private CompleteSelectView completeSelectView; private TextView tvCurrentDataTime; private long intervalClickTime = 0; private int allFolderSize; private int currentPosition = -1; /** * Use camera to callback */ private boolean isCameraCallback; /** * memory recycling */ private boolean isMemoryRecycling; private boolean isDisplayCamera; private boolean isDisplayAddSelect; private PictureImageGridAdapter mAdapter; private AlbumListPopWindow albumListPopWindow; private SlideSelectTouchListener mDragSelectTouchListener; public static PictureSelectorFragment newInstance() { PictureSelectorFragment fragment = new PictureSelectorFragment(); fragment.setArguments(new Bundle()); return fragment; } @Override public String getFragmentTag() { return TAG; } @Override public int getResourceId() { int layoutResourceId = InjectResourceSource.getLayoutResource(getContext(), InjectResourceSource.MAIN_SELECTOR_LAYOUT_RESOURCE, selectorConfig); if (layoutResourceId != InjectResourceSource.DEFAULT_LAYOUT_RESOURCE) { return layoutResourceId; } return R.layout.ps_fragment_selector; } @SuppressLint("NotifyDataSetChanged") @Override public void onSelectedChange(boolean isAddRemove, LocalMedia currentMedia) { bottomNarBar.setSelectedChange(); completeSelectView.setSelectedChange(false); // 刷新列表数据 if (checkNotifyStrategy(isAddRemove)) { mAdapter.notifyItemPositionChanged(currentMedia.position); mRecycler.postDelayed(new Runnable() { @Override public void run() { mAdapter.notifyDataSetChanged(); } }, SELECT_ANIM_DURATION); } else { mAdapter.notifyItemPositionChanged(currentMedia.position); } if (!isAddRemove) { sendChangeSubSelectPositionEvent(true); } } @Override public void onFixedSelectedChange(LocalMedia oldLocalMedia) { mAdapter.notifyItemPositionChanged(oldLocalMedia.position); } @Override public void sendChangeSubSelectPositionEvent(boolean adapterChange) { if (selectorConfig.selectorStyle.getSelectMainStyle().isSelectNumberStyle()) { for (int index = 0; index < selectorConfig.getSelectCount(); index++) { LocalMedia media = selectorConfig.getSelectedResult().get(index); media.setNum(index + 1); if (adapterChange) { mAdapter.notifyItemPositionChanged(media.position); } } } } @Override public void onCheckOriginalChange() { bottomNarBar.setOriginalCheck(); } /** * 刷新列表策略 * * @param isAddRemove * @return */ private boolean checkNotifyStrategy(boolean isAddRemove) { boolean isNotifyAll = false; if (selectorConfig.isMaxSelectEnabledMask) { if (selectorConfig.isWithVideoImage) { if (selectorConfig.selectionMode == SelectModeConfig.SINGLE) { // ignore } else { isNotifyAll = selectorConfig.getSelectCount() == selectorConfig.maxSelectNum || (!isAddRemove && selectorConfig.getSelectCount() == selectorConfig.maxSelectNum - 1); } } else { if (selectorConfig.getSelectCount() == 0 || (isAddRemove && selectorConfig.getSelectCount() == 1)) { // 首次添加或单选，选择数量变为0了，都notifyDataSetChanged isNotifyAll = true; } else { if (PictureMimeType.isHasVideo(selectorConfig.getResultFirstMimeType())) { int maxSelectNum = selectorConfig.maxVideoSelectNum > 0 ? selectorConfig.maxVideoSelectNum : selectorConfig.maxSelectNum; isNotifyAll = selectorConfig.getSelectCount() == maxSelectNum || (!isAddRemove && selectorConfig.getSelectCount() == maxSelectNum - 1); } else { isNotifyAll = selectorConfig.getSelectCount() == selectorConfig.maxSelectNum || (!isAddRemove && selectorConfig.getSelectCount() == selectorConfig.maxSelectNum - 1); } } } } return isNotifyAll; } @Override public void onSaveInstanceState(@NonNull Bundle outState) { super.onSaveInstanceState(outState); outState.putInt(PictureConfig.EXTRA_ALL_FOLDER_SIZE, allFolderSize); outState.putInt(PictureConfig.EXTRA_CURRENT_PAGE, mPage); if (mRecycler != null) { outState.putInt(PictureConfig.EXTRA_PREVIEW_CURRENT_POSITION, mRecycler.getLastVisiblePosition()); } if (mAdapter != null) { outState.putBoolean(PictureConfig.EXTRA_DISPLAY_CAMERA, mAdapter.isDisplayCamera()); outState.putBoolean(PictureConfig.EXTRA_DISPLAY_ADD_MEDIA, mAdapter.isDisplayAddSelect()); selectorConfig.addDataSource(mAdapter.getData()); } if (albumListPopWindow != null) { selectorConfig.addAlbumDataSource(albumListPopWindow.getAlbumList()); } } @Override public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) { super.onViewCreated(view, savedInstanceState); reStartSavedInstance(savedInstanceState); isMemoryRecycling = savedInstanceState != null; tvDataEmpty = view.findViewById(R.id.tv_data_empty); completeSelectView = view.findViewById(R.id.ps_complete_select); titleBar = view.findViewById(R.id.title_bar); bottomNarBar = view.findViewById(R.id.bottom_nar_bar); tvCurrentDataTime = view.findViewById(R.id.tv_current_data_time); onCreateLoader(); initAlbumListPopWindow(); initTitleBar(); initComplete(); initRecycler(view); initBottomNavBar(); if (isMemoryRecycling) { recoverSaveInstanceData(); } else { requestLoadData(); } } @Override public void onFragmentResume() { setRootViewKeyListener(requireView()); } @Override public void reStartSavedInstance(Bundle savedInstanceState) { if (savedInstanceState != null) { allFolderSize = savedInstanceState.getInt(PictureConfig.EXTRA_ALL_FOLDER_SIZE); mPage = savedInstanceState.getInt(PictureConfig.EXTRA_CURRENT_PAGE, mPage); currentPosition = savedInstanceState.getInt(PictureConfig.EXTRA_PREVIEW_CURRENT_POSITION, currentPosition); isDisplayCamera = savedInstanceState.getBoolean(PictureConfig.EXTRA_DISPLAY_CAMERA, selectorConfig.isDisplayCamera); isDisplayAddSelect = savedInstanceState.getBoolean(PictureConfig.EXTRA_DISPLAY_ADD_MEDIA, selectorConfig.isDisplayAddSelect); } else { isDisplayCamera = selectorConfig.isDisplayCamera; isDisplayAddSelect = selectorConfig.isDisplayAddSelect; } } /** * 完成按钮 */ private void initComplete() { if (selectorConfig.selectionMode == SelectModeConfig.SINGLE && selectorConfig.isDirectReturnSingle) { selectorConfig.selectorStyle.getTitleBarStyle().setHideCancelButton(false); titleBar.getTitleCancelView().setVisibility(View.VISIBLE); completeSelectView.setVisibility(View.GONE); } else { completeSelectView.setCompleteSelectViewStyle(); completeSelectView.setSelectedChange(false); SelectMainStyle selectMainStyle = selectorConfig.selectorStyle.getSelectMainStyle(); if (selectMainStyle.isCompleteSelectRelativeTop()) { if (completeSelectView.getLayoutParams() instanceof ConstraintLayout.LayoutParams) { ((ConstraintLayout.LayoutParams) completeSelectView.getLayoutParams()).topToTop = R.id.title_bar; ((ConstraintLayout.LayoutParams) completeSelectView.getLayoutParams()).bottomToBottom = R.id.title_bar; if (selectorConfig.isPreviewFullScreenMode) { ((ConstraintLayout.LayoutParams) completeSelectView .getLayoutParams()).topMargin = DensityUtil.getStatusBarHeight(getContext()); } } else if (completeSelectView.getLayoutParams() instanceof RelativeLayout.LayoutParams) { if (selectorConfig.isPreviewFullScreenMode) { ((RelativeLayout.LayoutParams) completeSelectView .getLayoutParams()).topMargin = DensityUtil.getStatusBarHeight(getContext()); } } } completeSelectView.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { if (selectorConfig.isEmptyResultReturn && selectorConfig.getSelectCount() == 0) { onExitPictureSelector(); } else { dispatchTransformResult(); } } }); } } @Override public void onCreateLoader() { if (selectorConfig.loaderFactory != null) { mLoader = selectorConfig.loaderFactory.onCreateLoader(); if (mLoader == null) { throw new NullPointerException("No available " + IBridgeMediaLoader.class + " loader found"); } } else { mLoader = selectorConfig.isPageStrategy ? new LocalMediaPageLoader(getAppContext(), selectorConfig) : new LocalMediaLoader(getAppContext(), selectorConfig); } } private void initTitleBar() { if (selectorConfig.selectorStyle.getTitleBarStyle().isHideTitleBar()) { titleBar.setVisibility(View.GONE); } titleBar.setTitleBarStyle(); titleBar.setOnTitleBarListener(new TitleBar.OnTitleBarListener() { @Override public void onTitleDoubleClick() { if (selectorConfig.isAutomaticTitleRecyclerTop) { int intervalTime = 500; if (SystemClock.uptimeMillis() - intervalClickTime < intervalTime && mAdapter.getItemCount() > 0) { mRecycler.scrollToPosition(0); } else { intervalClickTime = SystemClock.uptimeMillis(); } } } @Override public void onBackPressed() { if (albumListPopWindow.isShowing()) { albumListPopWindow.dismiss(); } else { onKeyBackFragmentFinish(); } } @Override public void onShowAlbumPopWindow(View anchor) { albumListPopWindow.showAsDropDown(anchor); } }); } /** * initAlbumListPopWindow */ private void initAlbumListPopWindow() { albumListPopWindow = AlbumListPopWindow.buildPopWindow(getContext(), selectorConfig); albumListPopWindow.setOnPopupWindowStatusListener(new AlbumListPopWindow.OnPopupWindowStatusListener() { @Override public void onShowPopupWindow() { if (!selectorConfig.isOnlySandboxDir) { AnimUtils.rotateArrow(titleBar.getImageArrow(), true); } } @Override public void onDismissPopupWindow() { if (!selectorConfig.isOnlySandboxDir) { AnimUtils.rotateArrow(titleBar.getImageArrow(), false); } } }); addAlbumPopWindowAction(); } private void recoverSaveInstanceData() { mAdapter.setDisplayCamera(isDisplayCamera); mAdapter.setDisplayAddSelect(isDisplayAddSelect); setEnterAnimationDuration(0); if (selectorConfig.isOnlySandboxDir) { handleInAppDirAllMedia(selectorConfig.currentLocalMediaFolder); } else { handleRecoverAlbumData(new ArrayList<>(selectorConfig.albumDataSource)); } } private void handleRecoverAlbumData(List albumData) { if (ActivityCompatHelper.isDestroy(getActivity())) { return; } if (albumData.size() > 0) { LocalMediaFolder firstFolder; if (selectorConfig.currentLocalMediaFolder != null) { firstFolder = selectorConfig.currentLocalMediaFolder; } else { firstFolder = albumData.get(0); selectorConfig.currentLocalMediaFolder = firstFolder; } titleBar.setTitle(firstFolder.getFolderName()); albumListPopWindow.bindAlbumData(albumData); if (selectorConfig.isPageStrategy) { handleFirstPageMedia(new ArrayList<>(selectorConfig.dataSource), true); } else { setAdapterData(firstFolder.getData()); } } else { showDataNull(); } } private void requestLoadData() { mAdapter.setDisplayCamera(isDisplayCamera); mAdapter.setDisplayAddSelect(isDisplayAddSelect); if (PermissionChecker.isCheckReadStorage(selectorConfig.chooseMode, getContext())) { beginLoadData(); } else { String[] readPermissionArray = PermissionConfig.getReadPermissionArray(getAppContext(), selectorConfig.chooseMode); onPermissionExplainEvent(true, readPermissionArray); if (selectorConfig.onPermissionsEventListener != null) { onApplyPermissionsEvent(PermissionEvent.EVENT_SOURCE_DATA, readPermissionArray); } else { PermissionChecker.getInstance().requestPermissions(this, readPermissionArray, new PermissionResultCallback() { @Override public void onGranted() { beginLoadData(); } @Override public void onDenied() { handlePermissionDenied(readPermissionArray); } }); } } } @Override public void onApplyPermissionsEvent(int event, String[] permissionArray) { if (event != PermissionEvent.EVENT_SOURCE_DATA) { super.onApplyPermissionsEvent(event, permissionArray); } else { selectorConfig.onPermissionsEventListener.requestPermission(this, permissionArray, new OnRequestPermissionListener() { @Override public void onCall(String[] permissionArray, boolean isResult) { if (isResult) { beginLoadData(); } else { handlePermissionDenied(permissionArray); } } }); } } /** * 开始获取数据 */ private void beginLoadData() { onPermissionExplainEvent(false, null); if (selectorConfig.isOnlySandboxDir) { loadOnlyInAppDirectoryAllMediaData(); } else { loadAllAlbumData(); } } @Override public void handlePermissionSettingResult(String[] permissions) { if (permissions == null) { return; } onPermissionExplainEvent(false, null); boolean isHasCamera = permissions.length > 0 && TextUtils.equals(permissions[0], PermissionConfig.CAMERA[0]); boolean isHasPermissions; if (selectorConfig.onPermissionsEventListener != null) { isHasPermissions = selectorConfig.onPermissionsEventListener.hasPermissions(this, permissions); } else { isHasPermissions = PermissionChecker.isCheckSelfPermission(getContext(), permissions); } if (isHasPermissions) { if (isHasCamera) { openSelectedCamera(); } else { beginLoadData(); } } else { if (isHasCamera) { ToastUtils.showToast(getContext(), getString(R.string.ps_camera)); } else { ToastUtils.showToast(getContext(), getString(R.string.ps_jurisdiction)); onKeyBackFragmentFinish(); } } PermissionConfig.CURRENT_REQUEST_PERMISSION = new String[]{}; } /** * 给AlbumListPopWindow添加事件 */ private void addAlbumPopWindowAction() { albumListPopWindow.setOnIBridgeAlbumWidget(new OnAlbumItemClickListener() { @Override public void onItemClick(int position, LocalMediaFolder curFolder) { isDisplayCamera = selectorConfig.isDisplayCamera && curFolder.getBucketId() == PictureConfig.ALL; mAdapter.setDisplayCamera(isDisplayCamera); mAdapter.setDisplayAddSelect(isDisplayAddSelect); titleBar.setTitle(curFolder.getFolderName()); LocalMediaFolder lastFolder = selectorConfig.currentLocalMediaFolder; long lastBucketId = lastFolder.getBucketId(); if (selectorConfig.isPageStrategy) { if (curFolder.getBucketId() != lastBucketId) { // 1、记录一下上一次相册数据加载到哪了，到时候切回来的时候要续上 lastFolder.setData(mAdapter.getData()); lastFolder.setCurrentDataPage(mPage); lastFolder.setHasMore(mRecycler.isEnabledLoadMore()); // 2、判断当前相册是否请求过，如果请求过则不从MediaStore去拉取了 if (curFolder.getData().size() > 0 && !curFolder.isHasMore()) { setAdapterData(curFolder.getData()); mPage = curFolder.getCurrentDataPage(); mRecycler.setEnabledLoadMore(curFolder.isHasMore()); mRecycler.smoothScrollToPosition(0); } else { // 3、从MediaStore拉取数据 mPage = 1; if (selectorConfig.loaderDataEngine != null) { selectorConfig.loaderDataEngine.loadFirstPageMediaData(getContext(), curFolder.getBucketId(), mPage, selectorConfig.pageSize, new OnQueryDataResultListener() { public void onComplete(ArrayList result, boolean isHasMore) { handleSwitchAlbum(result, isHasMore); } }); } else { mLoader.loadPageMediaData(curFolder.getBucketId(), mPage, selectorConfig.pageSize, new OnQueryDataResultListener() { @Override public void onComplete(ArrayList result, boolean isHasMore) { handleSwitchAlbum(result, isHasMore); } }); } } } } else { // 非分页模式直接导入该相册下的所有资源 if (curFolder.getBucketId() != lastBucketId) { setAdapterData(curFolder.getData()); mRecycler.smoothScrollToPosition(0); } } selectorConfig.currentLocalMediaFolder = curFolder; albumListPopWindow.dismiss(); if (mDragSelectTouchListener != null && selectorConfig.isFastSlidingSelect) { mDragSelectTouchListener.setRecyclerViewHeaderCount(mAdapter.isDisplayCamera() ? 1 : 0); } } }); } private void handleSwitchAlbum(ArrayList result, boolean isHasMore) { if (ActivityCompatHelper.isDestroy(getActivity())) { return; } mRecycler.setEnabledLoadMore(isHasMore); if (result.size() == 0) { // 如果从MediaStore拉取都没有数据了，adapter里的可能是缓存所以也清除 mAdapter.getData().clear(); } setAdapterData(result); mRecycler.onScrolled(0, 0); mRecycler.smoothScrollToPosition(0); } private void initBottomNavBar() { bottomNarBar.setBottomNavBarStyle(); bottomNarBar.setOnBottomNavBarListener(new BottomNavBar.OnBottomNavBarListener() { @Override public void onPreview() { onStartPreview(0, true); } @Override public void onCheckOriginalChange() { sendSelectedOriginalChangeEvent(); } }); bottomNarBar.setSelectedChange(); } @Override public void loadAllAlbumData() { if (selectorConfig.loaderDataEngine != null) { selectorConfig.loaderDataEngine.loadAllAlbumData(getContext(), new OnQueryAllAlbumListener() { @Override public void onComplete(List result) { handleAllAlbumData(false, result); } }); } else { boolean isPreload = preloadPageFirstData(); mLoader.loadAllAlbum(new OnQueryAllAlbumListener() { @Override public void onComplete(List result) { handleAllAlbumData(isPreload, result); } }); } } private boolean preloadPageFirstData() { boolean isPreload = false; if (selectorConfig.isPageStrategy && selectorConfig.isPreloadFirst) { LocalMediaFolder firstFolder = new LocalMediaFolder(); firstFolder.setBucketId(PictureConfig.ALL); if (TextUtils.isEmpty(selectorConfig.defaultAlbumName)) { titleBar.setTitle(selectorConfig.chooseMode == SelectMimeType.ofAudio() ? requireContext().getString(R.string.ps_all_audio) : requireContext().getString(R.string.ps_camera_roll)); } else { titleBar.setTitle(selectorConfig.defaultAlbumName); } firstFolder.setFolderName(titleBar.getTitleText()); selectorConfig.currentLocalMediaFolder = firstFolder; loadFirstPageMediaData(firstFolder.getBucketId()); isPreload = true; } return isPreload; } private void handleAllAlbumData(boolean isPreload, List result) { if (ActivityCompatHelper.isDestroy(getActivity())) { return; } if (result.size() > 0) { LocalMediaFolder firstFolder; if (isPreload) { firstFolder = result.get(0); selectorConfig.currentLocalMediaFolder = firstFolder; } else { if (selectorConfig.currentLocalMediaFolder != null) { firstFolder = selectorConfig.currentLocalMediaFolder; } else { firstFolder = result.get(0); selectorConfig.currentLocalMediaFolder = firstFolder; } } titleBar.setTitle(firstFolder.getFolderName()); albumListPopWindow.bindAlbumData(result); if (selectorConfig.isPageStrategy) { if (selectorConfig.isPreloadFirst) { mRecycler.setEnabledLoadMore(true); } else { loadFirstPageMediaData(firstFolder.getBucketId()); } } else { setAdapterData(firstFolder.getData()); } } else { showDataNull(); } } @Override public void loadFirstPageMediaData(long firstBucketId) { mPage = 1; mRecycler.setEnabledLoadMore(true); if (selectorConfig.loaderDataEngine != null) { selectorConfig.loaderDataEngine.loadFirstPageMediaData(getContext(), firstBucketId, mPage, mPage * selectorConfig.pageSize, new OnQueryDataResultListener() { @Override public void onComplete(ArrayList result, boolean isHasMore) { handleFirstPageMedia(result, isHasMore); } }); } else { mLoader.loadPageMediaData(firstBucketId, mPage, mPage * selectorConfig.pageSize, new OnQueryDataResultListener() { @Override public void onComplete(ArrayList result, boolean isHasMore) { handleFirstPageMedia(result, isHasMore); } }); } } private void handleFirstPageMedia(ArrayList result, boolean isHasMore) { if (ActivityCompatHelper.isDestroy(getActivity())) { return; } mRecycler.setEnabledLoadMore(isHasMore); if (mRecycler.isEnabledLoadMore() && result.size() == 0) { // 如果isHasMore为true但result.size() = 0; // 那么有可能是开启了某些条件过滤，实际上是还有更多资源的再强制请求 onRecyclerViewPreloadMore(); } else { setAdapterData(result); } } @Override public void loadOnlyInAppDirectoryAllMediaData() { if (selectorConfig.loaderDataEngine != null) { selectorConfig.loaderDataEngine.loadOnlyInAppDirAllMediaData(getContext(), new OnQueryAlbumListener() { @Override public void onComplete(LocalMediaFolder folder) { handleInAppDirAllMedia(folder); } }); } else { mLoader.loadOnlyInAppDirAllMedia(new OnQueryAlbumListener() { @Override public void onComplete(LocalMediaFolder folder) { handleInAppDirAllMedia(folder); } }); } } private void handleInAppDirAllMedia(LocalMediaFolder folder) { if (!ActivityCompatHelper.isDestroy(getActivity())) { String sandboxDir = selectorConfig.sandboxDir; boolean isNonNull = folder != null; String folderName = isNonNull ? folder.getFolderName() : new File(sandboxDir).getName(); titleBar.setTitle(folderName); if (isNonNull) { selectorConfig.currentLocalMediaFolder = folder; setAdapterData(folder.getData()); } else { showDataNull(); } } } /** * 内存不足时，恢复RecyclerView定位位置 */ private void recoveryRecyclerPosition() { if (currentPosition > 0) { mRecycler.post(new Runnable() { @Override public void run() { mRecycler.scrollToPosition(currentPosition); mRecycler.setLastVisiblePosition(currentPosition); } }); } } private void initRecycler(View view) { mRecycler = view.findViewById(R.id.recycler); PictureSelectorStyle selectorStyle = selectorConfig.selectorStyle; SelectMainStyle selectMainStyle = selectorStyle.getSelectMainStyle(); int listBackgroundColor = selectMainStyle.getMainListBackgroundColor(); if (StyleUtils.checkStyleValidity(listBackgroundColor)) { mRecycler.setBackgroundColor(listBackgroundColor); } else { mRecycler.setBackgroundColor(ContextCompat.getColor(getAppContext(), R.color.ps_color_black)); } int imageSpanCount = selectorConfig.imageSpanCount <= 0 ? PictureConfig.DEFAULT_SPAN_COUNT : selectorConfig.imageSpanCount; if (mRecycler.getItemDecorationCount() == 0) { if (StyleUtils.checkSizeValidity(selectMainStyle.getAdapterItemSpacingSize())) { mRecycler.addItemDecoration(new GridSpacingItemDecoration(imageSpanCount, selectMainStyle.getAdapterItemSpacingSize(), selectMainStyle.isAdapterItemIncludeEdge())); } else { mRecycler.addItemDecoration(new GridSpacingItemDecoration(imageSpanCount, DensityUtil.dip2px(view.getContext(), 1), selectMainStyle.isAdapterItemIncludeEdge())); } } mRecycler.setLayoutManager(new GridLayoutManager(getContext(), imageSpanCount)); RecyclerView.ItemAnimator itemAnimator = mRecycler.getItemAnimator(); if (itemAnimator != null) { ((SimpleItemAnimator) itemAnimator).setSupportsChangeAnimations(false); mRecycler.setItemAnimator(null); } if (selectorConfig.isPageStrategy) { mRecycler.setReachBottomRow(RecyclerPreloadView.BOTTOM_PRELOAD); mRecycler.setOnRecyclerViewPreloadListener(this); } else { mRecycler.setHasFixedSize(true); } mAdapter = new PictureImageGridAdapter(getContext(), selectorConfig); mAdapter.setDisplayCamera(isDisplayCamera); mAdapter.setDisplayAddSelect(isDisplayAddSelect); switch (selectorConfig.animationMode) { case AnimationType.ALPHA_IN_ANIMATION: mRecycler.setAdapter(new AlphaInAnimationAdapter(mAdapter)); break; case AnimationType.SLIDE_IN_BOTTOM_ANIMATION: mRecycler.setAdapter(new SlideInBottomAnimationAdapter(mAdapter)); break; default: mRecycler.setAdapter(mAdapter); break; } addRecyclerAction(); } private void addRecyclerAction() { mAdapter.setOnItemClickListener(new PictureImageGridAdapter.OnItemClickListener() { @Override public void openAddSelectClick() { if (DoubleUtils.isFastDoubleClick()) { return; } //TODO 判断权限打开系统相册选择器 requestLoadData(); } @Override public void openCameraClick() { if (DoubleUtils.isFastDoubleClick()) { return; } openSelectedCamera(); } @Override public int onSelected(View selectedView, int position, LocalMedia media) { int selectResultCode = confirmSelect(media, selectedView.isSelected()); if (selectResultCode == SelectedManager.ADD_SUCCESS) { if (selectorConfig.onSelectAnimListener != null) { long duration = selectorConfig.onSelectAnimListener.onSelectAnim(selectedView); if (duration > 0) { SELECT_ANIM_DURATION = (int) duration; } } else { Animation animation = AnimationUtils.loadAnimation(getContext(), R.anim.ps_anim_modal_in); SELECT_ANIM_DURATION = (int) animation.getDuration(); selectedView.startAnimation(animation); } } return selectResultCode; } @Override public void onItemClick(View selectedView, int position, LocalMedia media) { if (selectorConfig.selectionMode == SelectModeConfig.SINGLE && selectorConfig.isDirectReturnSingle) { selectorConfig.selectedResult.clear(); int selectResultCode = confirmSelect(media, false); if (selectResultCode == SelectedManager.ADD_SUCCESS) { dispatchTransformResult(); } } else { if (DoubleUtils.isFastDoubleClick()) { return; } onStartPreview(position, false); } } @Override public void onItemLongClick(View itemView, int position) { if (mDragSelectTouchListener != null && selectorConfig.isFastSlidingSelect) { Vibrator vibrator = (Vibrator) getActivity().getSystemService(Service.VIBRATOR_SERVICE); vibrator.vibrate(50); mDragSelectTouchListener.startSlideSelection(position); } } }); mRecycler.setOnRecyclerViewScrollStateListener(new OnRecyclerViewScrollStateListener() { @Override public void onScrollFast() { if (selectorConfig.imageEngine != null) { selectorConfig.imageEngine.pauseRequests(getContext()); } } @Override public void onScrollSlow() { if (selectorConfig.imageEngine != null) { selectorConfig.imageEngine.resumeRequests(getContext()); } } }); mRecycler.setOnRecyclerViewScrollListener(new OnRecyclerViewScrollListener() { @Override public void onScrolled(int dx, int dy) { setCurrentMediaCreateTimeText(); } @Override public void onScrollStateChanged(int state) { if (state == RecyclerView.SCROLL_STATE_DRAGGING) { showCurrentMediaCreateTimeUI(); } else if (state == RecyclerView.SCROLL_STATE_IDLE) { hideCurrentMediaCreateTimeUI(); } } }); if (selectorConfig.isFastSlidingSelect) { HashSet selectedPosition = new HashSet<>(); SlideSelectionHandler slideSelectionHandler = new SlideSelectionHandler(new SlideSelectionHandler.ISelectionHandler() { @Override public HashSet getSelection() { for (int i = 0; i < selectorConfig.getSelectCount(); i++) { LocalMedia media = selectorConfig.getSelectedResult().get(i); selectedPosition.add(media.position); } return selectedPosition; } @Override public void changeSelection(int start, int end, boolean isSelected, boolean calledFromOnStart) { ArrayList adapterData = mAdapter.getData(); if (adapterData.size() == 0 || start > adapterData.size()) { return; } LocalMedia media = adapterData.get(start); int selectResultCode = confirmSelect(media, selectorConfig.getSelectedResult().contains(media)); mDragSelectTouchListener.setActive(selectResultCode != SelectedManager.INVALID); } }); mDragSelectTouchListener = new SlideSelectTouchListener() .setRecyclerViewHeaderCount(mAdapter.isDisplayCamera() ? 1 : 0) .withSelectListener(slideSelectionHandler); mRecycler.addOnItemTouchListener(mDragSelectTouchListener); } } /** * 显示当前资源时间轴 */ private void setCurrentMediaCreateTimeText() { if (selectorConfig.isDisplayTimeAxis) { int position = mRecycler.getFirstVisiblePosition(); if (position != RecyclerView.NO_POSITION) { ArrayList data = mAdapter.getData(); if (data.size() > position && data.get(position).getDateAddedTime() > 0) { tvCurrentDataTime.setText(DateUtils.getDataFormat(getContext(), data.get(position).getDateAddedTime())); } } } } /** * 显示当前资源时间轴 */ private void showCurrentMediaCreateTimeUI() { if (selectorConfig.isDisplayTimeAxis && mAdapter.getData().size() > 0) { if (tvCurrentDataTime.getAlpha() == 0F) { tvCurrentDataTime.animate().setDuration(150).alphaBy(1.0F).start(); } } } /** * 隐藏当前资源时间轴 */ private void hideCurrentMediaCreateTimeUI() { if (selectorConfig.isDisplayTimeAxis && mAdapter.getData().size() > 0) { tvCurrentDataTime.animate().setDuration(250).alpha(0.0F).start(); } } /** * 预览图片 * * @param position 预览图片下标 * @param isBottomPreview true 底部预览模式 false列表预览模式 */ private void onStartPreview(int position, boolean isBottomPreview) { if (ActivityCompatHelper.checkFragmentNonExits(getActivity(), PictureSelectorPreviewFragment.TAG)) { ArrayList data; int totalNum; long currentBucketId = 0; if (isBottomPreview) { data = new ArrayList<>(selectorConfig.getSelectedResult()); totalNum = data.size(); } else { data = new ArrayList<>(mAdapter.getData()); LocalMediaFolder currentLocalMediaFolder = selectorConfig.currentLocalMediaFolder; if (currentLocalMediaFolder != null) { totalNum = currentLocalMediaFolder.getFolderTotalNum(); currentBucketId = currentLocalMediaFolder.getBucketId(); } else { totalNum = data.size(); currentBucketId = data.size() > 0 ? data.get(0).getBucketId() : PictureConfig.ALL; } } if (!isBottomPreview && selectorConfig.isPreviewZoomEffect) { BuildRecycleItemViewParams.generateViewParams(mRecycler, selectorConfig.isPreviewFullScreenMode ? 0 : DensityUtil.getStatusBarHeight(getContext())); } if (selectorConfig.onPreviewInterceptListener != null) { selectorConfig.onPreviewInterceptListener .onPreview(getContext(), position, totalNum, mPage, currentBucketId, titleBar.getTitleText(), mAdapter.isDisplayCamera(), data, isBottomPreview); } else { if (ActivityCompatHelper.checkFragmentNonExits(getActivity(), PictureSelectorPreviewFragment.TAG)) { PictureSelectorPreviewFragment previewFragment = PictureSelectorPreviewFragment.newInstance(); previewFragment.setInternalPreviewData(isBottomPreview, titleBar.getTitleText(), mAdapter.isDisplayCamera(), position, totalNum, mPage, currentBucketId, data); FragmentInjectManager.injectFragment(getActivity(), PictureSelectorPreviewFragment.TAG, previewFragment); } } } } @SuppressLint("NotifyDataSetChanged") private void setAdapterData(ArrayList result) { // 这个地方有个时间差，主要是解决进场动画和查询数据同时进行导致动画有点卡顿问题， // 主要是针对添加PictureSelectorFragment方式下 long enterAnimationDuration = getEnterAnimationDuration(); if (enterAnimationDuration > 0) { requireView().postDelayed(new Runnable() { @Override public void run() { setAdapterDataComplete(result); } }, enterAnimationDuration); } else { setAdapterDataComplete(result); } } private void setAdapterDataComplete(ArrayList result) { setEnterAnimationDuration(0); sendChangeSubSelectPositionEvent(false); mAdapter.setDataAndDataSetChanged(result); selectorConfig.dataSource.clear(); selectorConfig.albumDataSource.clear(); recoveryRecyclerPosition(); if (mAdapter.isDataEmpty()) { showDataNull(); } else { hideDataNull(); } } @Override public void onRecyclerViewPreloadMore() { if (isMemoryRecycling) { // 这里延迟是拍照导致的页面被回收，Fragment的重创会快于相机的onActivityResult的 requireView().postDelayed(new Runnable() { @Override public void run() { loadMoreMediaData(); } }, 350); } else { loadMoreMediaData(); } } /** * 加载更多 */ @Override public void loadMoreMediaData() { if (mRecycler.isEnabledLoadMore()) { mPage++; LocalMediaFolder localMediaFolder = selectorConfig.currentLocalMediaFolder; long bucketId = localMediaFolder != null ? localMediaFolder.getBucketId() : 0; if (selectorConfig.loaderDataEngine != null) { selectorConfig.loaderDataEngine.loadMoreMediaData(getContext(), bucketId, mPage, selectorConfig.pageSize, selectorConfig.pageSize, new OnQueryDataResultListener() { @Override public void onComplete(ArrayList result, boolean isHasMore) { handleMoreMediaData(result, isHasMore); } }); } else { mLoader.loadPageMediaData(bucketId, mPage, selectorConfig.pageSize, new OnQueryDataResultListener() { @Override public void onComplete(ArrayList result, boolean isHasMore) { handleMoreMediaData(result, isHasMore); } }); } } } private void handleMoreMediaData(List result, boolean isHasMore) { if (ActivityCompatHelper.isDestroy(getActivity())) { return; } mRecycler.setEnabledLoadMore(isHasMore); if (mRecycler.isEnabledLoadMore()) { removePageCameraRepeatData(result); if (result.size() > 0) { int positionStart = mAdapter.getData().size(); mAdapter.getData().addAll(result); mAdapter.notifyItemRangeChanged(positionStart, mAdapter.getItemCount()); hideDataNull(); } else { // 如果没数据这里在强制调用一下上拉加载更多，防止是因为某些条件过滤导致的假为0的情况 onRecyclerViewPreloadMore(); } if (result.size() < PictureConfig.MIN_PAGE_SIZE) { // 当数据量过少时强制触发一下上拉加载更多，防止没有自动触发加载更多 mRecycler.onScrolled(mRecycler.getScrollX(), mRecycler.getScrollY()); } } } private void removePageCameraRepeatData(List result) { try { if (selectorConfig.isPageStrategy && isCameraCallback) { synchronized (LOCK) { Iterator iterator = result.iterator(); while (iterator.hasNext()) { if (mAdapter.getData().contains(iterator.next())) { iterator.remove(); } } } } } catch (Exception e) { e.printStackTrace(); } finally { isCameraCallback = false; } } @Override public void dispatchCameraMediaResult(LocalMedia media) { int exitsTotalNum = albumListPopWindow.getFirstAlbumImageCount(); if (!isAddSameImp(exitsTotalNum)) { mAdapter.getData().add(0, media); isCameraCallback = true; } if (selectorConfig.selectionMode == SelectModeConfig.SINGLE && selectorConfig.isDirectReturnSingle) { selectorConfig.selectedResult.clear(); int selectResultCode = confirmSelect(media, false); if (selectResultCode == SelectedManager.ADD_SUCCESS) { dispatchTransformResult(); } } else { confirmSelect(media, false); } mAdapter.notifyItemInserted(selectorConfig.isDisplayCamera ? 1 : 0); mAdapter.notifyItemRangeChanged(selectorConfig.isDisplayCamera ? 1 : 0, mAdapter.getData().size()); if (selectorConfig.isOnlySandboxDir) { LocalMediaFolder currentLocalMediaFolder = selectorConfig.currentLocalMediaFolder; if (currentLocalMediaFolder == null) { currentLocalMediaFolder = new LocalMediaFolder(); } currentLocalMediaFolder.setBucketId(ValueOf.toLong(media.getParentFolderName().hashCode())); currentLocalMediaFolder.setFolderName(media.getParentFolderName()); currentLocalMediaFolder.setFirstMimeType(media.getMimeType()); currentLocalMediaFolder.setFirstImagePath(media.getPath()); currentLocalMediaFolder.setFolderTotalNum(mAdapter.getData().size()); currentLocalMediaFolder.setCurrentDataPage(mPage); currentLocalMediaFolder.setHasMore(false); currentLocalMediaFolder.setData(mAdapter.getData()); mRecycler.setEnabledLoadMore(false); selectorConfig.currentLocalMediaFolder = currentLocalMediaFolder; } else { mergeFolder(media); } allFolderSize = 0; if (mAdapter.getData().size() > 0 || selectorConfig.isDirectReturnSingle) { hideDataNull(); } else { showDataNull(); } } /** * 拍照出来的合并到相应的专辑目录中去 * * @param media */ private void mergeFolder(LocalMedia media) { LocalMediaFolder allFolder; List albumList = albumListPopWindow.getAlbumList(); if (albumListPopWindow.getFolderCount() == 0) { // 1、没有相册时需要手动创建相机胶卷 allFolder = new LocalMediaFolder(); String folderName; if (TextUtils.isEmpty(selectorConfig.defaultAlbumName)) { folderName = selectorConfig.chooseMode == SelectMimeType.ofAudio() ? getString(R.string.ps_all_audio) : getString(R.string.ps_camera_roll); } else { folderName = selectorConfig.defaultAlbumName; } allFolder.setFolderName(folderName); allFolder.setFirstImagePath(""); allFolder.setBucketId(PictureConfig.ALL); albumList.add(0, allFolder); } else { // 2、有相册就找到对应的相册把数据加进去 allFolder = albumListPopWindow.getFolder(0); } allFolder.setFirstImagePath(media.getPath()); allFolder.setFirstMimeType(media.getMimeType()); allFolder.setData(mAdapter.getData()); allFolder.setBucketId(PictureConfig.ALL); allFolder.setFolderTotalNum(isAddSameImp(allFolder.getFolderTotalNum()) ? allFolder.getFolderTotalNum() : allFolder.getFolderTotalNum() + 1); LocalMediaFolder currentLocalMediaFolder = selectorConfig.currentLocalMediaFolder; if (currentLocalMediaFolder == null || currentLocalMediaFolder.getFolderTotalNum() == 0) { selectorConfig.currentLocalMediaFolder = allFolder; } // 先查找Camera目录，没有找到则创建一个Camera目录 LocalMediaFolder cameraFolder = null; for (int i = 0; i < albumList.size(); i++) { LocalMediaFolder exitsFolder = albumList.get(i); if (TextUtils.equals(exitsFolder.getFolderName(), media.getParentFolderName())) { cameraFolder = exitsFolder; break; } } if (cameraFolder == null) { // 还没有这个目录，创建一个 cameraFolder = new LocalMediaFolder(); albumList.add(cameraFolder); } cameraFolder.setFolderName(media.getParentFolderName()); if (cameraFolder.getBucketId() == -1 || cameraFolder.getBucketId() == 0) { cameraFolder.setBucketId(media.getBucketId()); } // 分页模式下，切换到Camera目录下时，会直接从MediaStore拉取 if (selectorConfig.isPageStrategy) { cameraFolder.setHasMore(true); } else { // 非分页模式数据都是存在目录的data下，所以直接添加进去就行 if (!isAddSameImp(allFolder.getFolderTotalNum()) || !TextUtils.isEmpty(selectorConfig.outPutCameraDir) || !TextUtils.isEmpty(selectorConfig.outPutAudioDir)) { cameraFolder.getData().add(0, media); } } cameraFolder.setFolderTotalNum(isAddSameImp(allFolder.getFolderTotalNum()) ? cameraFolder.getFolderTotalNum() : cameraFolder.getFolderTotalNum() + 1); cameraFolder.setFirstImagePath(selectorConfig.cameraPath); cameraFolder.setFirstMimeType(media.getMimeType()); albumListPopWindow.bindAlbumData(albumList); } /** * 数量是否一致 */ private boolean isAddSameImp(int totalNum) { if (totalNum == 0) { return false; } return allFolderSize > 0 && allFolderSize < totalNum; } @Override public void onDestroyView() { super.onDestroyView(); if (mDragSelectTouchListener != null) { mDragSelectTouchListener.stopAutoScroll(); } } /** * 显示数据为空提示 */ private void showDataNull() { if (selectorConfig.currentLocalMediaFolder == null || selectorConfig.currentLocalMediaFolder.getBucketId() == PictureConfig.ALL) { if (tvDataEmpty.getVisibility() == View.GONE) { tvDataEmpty.setVisibility(View.VISIBLE); } tvDataEmpty.setCompoundDrawablesRelativeWithIntrinsicBounds(0, R.drawable.ps_ic_no_data, 0, 0); String tips = selectorConfig.chooseMode == SelectMimeType.ofAudio() ? getString(R.string.ps_audio_empty) : getString(R.string.ps_empty); tvDataEmpty.setText(tips); } } /** * 隐藏数据为空提示 */ private void hideDataNull() { if (tvDataEmpty.getVisibility() == View.VISIBLE) { tvDataEmpty.setVisibility(View.GONE); } } }