| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.documentsui; |
| |
| |
| import static com.android.documentsui.DirectoryFragment.ANIM_DOWN; |
| import static com.android.documentsui.DirectoryFragment.ANIM_NONE; |
| import static com.android.documentsui.DirectoryFragment.ANIM_SIDE; |
| import static com.android.documentsui.DirectoryFragment.ANIM_UP; |
| import android.app.Activity; |
| import android.app.Fragment; |
| import android.app.FragmentManager; |
| import android.content.ActivityNotFoundException; |
| import android.content.ClipData; |
| import android.content.ComponentName; |
| import android.content.ContentProviderClient; |
| import android.content.ContentResolver; |
| import android.content.ContentValues; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.pm.ResolveInfo; |
| import android.content.res.Resources; |
| import android.database.Cursor; |
| import android.graphics.Point; |
| import android.net.Uri; |
| import android.os.AsyncTask; |
| import android.os.Bundle; |
| import android.os.Debug; |
| import android.provider.DocumentsContract; |
| import android.support.v4.app.ActionBarDrawerToggle; |
| import android.support.v4.widget.DrawerLayout; |
| import android.support.v4.widget.DrawerLayout.DrawerListener; |
| import android.util.Log; |
| import android.view.LayoutInflater; |
| import android.view.Menu; |
| import android.view.MenuItem; |
| import android.view.MenuItem.OnActionExpandListener; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.view.WindowManager; |
| import android.widget.AdapterView; |
| import android.widget.AdapterView.OnItemSelectedListener; |
| import android.widget.BaseAdapter; |
| import android.widget.ImageView; |
| import android.widget.SearchView; |
| import android.widget.SearchView.OnQueryTextListener; |
| import android.widget.Spinner; |
| import android.widget.TextView; |
| import android.widget.Toast; |
| import android.widget.Toolbar; |
| |
| import com.android.documentsui.FailureDialogFragment; |
| import com.android.documentsui.RecentsProvider.ResumeColumns; |
| import com.android.documentsui.model.DocumentInfo; |
| import com.android.documentsui.model.DocumentStack; |
| import com.android.documentsui.model.DurableUtils; |
| import com.android.documentsui.model.RootInfo; |
| |
| import libcore.io.IoUtils; |
| |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.concurrent.Executor; |
| |
| public class StandaloneActivity extends BaseActivity { |
| public static final String TAG = "StandaloneFileManagement"; |
| |
| private static final String EXTRA_STATE = "state"; |
| |
| private static final int CODE_FORWARD = 42; |
| |
| private SearchView mSearchView; |
| |
| private Toolbar mToolbar; |
| private Spinner mToolbarStack; |
| |
| private Toolbar mRootsToolbar; |
| |
| private ActionBarDrawerToggle mDrawerToggle; |
| |
| private DirectoryContainerView mDirectoryContainer; |
| |
| private boolean mIgnoreNextNavigation; |
| private boolean mIgnoreNextClose; |
| private boolean mIgnoreNextCollapse; |
| |
| private boolean mSearchExpanded; |
| |
| private RootsCache mRoots; |
| private State mState; |
| |
| @Override |
| public void onCreate(Bundle icicle) { |
| // Debug.waitForDebugger(); |
| super.onCreate(icicle); |
| |
| mRoots = DocumentsApplication.getRootsCache(this); |
| |
| setResult(Activity.RESULT_CANCELED); |
| setContentView(R.layout.activity); |
| |
| final Context context = this; |
| final Resources res = getResources(); |
| |
| // Strongly define our horizontal dimension; we leave vertical as |
| final WindowManager.LayoutParams a = getWindow().getAttributes(); |
| |
| final Point size = new Point(); |
| getWindowManager().getDefaultDisplay().getSize(size); |
| // a.width = (int) res.getFraction(R.dimen.dialog_width, size.x, size.x); |
| |
| getWindow().setAttributes(a); |
| |
| mDirectoryContainer = (DirectoryContainerView) findViewById(R.id.container_directory); |
| |
| if (icicle != null) { |
| mState = icicle.getParcelable(EXTRA_STATE); |
| } else { |
| buildDefaultState(); |
| } |
| |
| mToolbar = (Toolbar) findViewById(R.id.toolbar); |
| mToolbar.setTitleTextAppearance(context, |
| android.R.style.TextAppearance_DeviceDefault_Widget_ActionBar_Title); |
| |
| mToolbarStack = (Spinner) findViewById(R.id.stack); |
| mToolbarStack.setOnItemSelectedListener(mStackListener); |
| |
| mRootsToolbar = (Toolbar) findViewById(R.id.roots_toolbar); |
| if (mRootsToolbar != null) { |
| mRootsToolbar.setTitleTextAppearance(context, |
| android.R.style.TextAppearance_DeviceDefault_Widget_ActionBar_Title); |
| } |
| |
| setActionBar(mToolbar); |
| |
| RootsFragment.show(getFragmentManager(), null); |
| if (!mState.restored) { |
| new RestoreStackTask().execute(); |
| final Intent intent = getIntent(); |
| final int failure = intent.getIntExtra(CopyService.EXTRA_FAILURE, 0); |
| if (failure != 0) { |
| final ArrayList<Uri> failedSrcList = intent.getParcelableArrayListExtra( |
| CopyService.EXTRA_SRC_LIST); |
| FailureDialogFragment.show(getFragmentManager(), failure, failedSrcList); |
| } |
| } else { |
| onCurrentDirectoryChanged(ANIM_NONE); |
| } |
| } |
| |
| private void buildDefaultState() { |
| mState = new State(); |
| |
| final Intent intent = getIntent(); |
| mState.action = State.ACTION_BROWSE_ALL; |
| mState.acceptMimes = new String[] { "*/*" }; |
| mState.allowMultiple = true; |
| mState.acceptMimes = new String[] { intent.getType() }; |
| mState.localOnly = intent.getBooleanExtra(Intent.EXTRA_LOCAL_ONLY, false); |
| mState.forceAdvanced = intent.getBooleanExtra(DocumentsContract.EXTRA_SHOW_ADVANCED, false); |
| mState.showAdvanced = mState.forceAdvanced |
| | LocalPreferences.getDisplayAdvancedDevices(this); |
| mState.showSize = true; |
| final DocumentStack stack = intent.getParcelableExtra(CopyService.EXTRA_STACK); |
| if (stack != null) |
| mState.stack = stack; |
| } |
| |
| private class RestoreStackTask extends AsyncTask<Void, Void, Void> { |
| private volatile boolean mRestoredStack; |
| private volatile boolean mExternal; |
| |
| @Override |
| protected Void doInBackground(Void... params) { |
| // Restore last stack for calling package |
| final String packageName = getCallingPackageMaybeExtra(); |
| final Cursor cursor = getContentResolver() |
| .query(RecentsProvider.buildResume(packageName), null, null, null, null); |
| try { |
| if (cursor.moveToFirst()) { |
| mExternal = cursor.getInt(cursor.getColumnIndex(ResumeColumns.EXTERNAL)) != 0; |
| final byte[] rawStack = cursor.getBlob( |
| cursor.getColumnIndex(ResumeColumns.STACK)); |
| DurableUtils.readFromArray(rawStack, mState.stack); |
| mRestoredStack = true; |
| } |
| } catch (IOException e) { |
| Log.w(TAG, "Failed to resume: " + e); |
| } finally { |
| IoUtils.closeQuietly(cursor); |
| } |
| |
| if (mRestoredStack) { |
| // Update the restored stack to ensure we have freshest data |
| final Collection<RootInfo> matchingRoots = mRoots.getMatchingRootsBlocking(mState); |
| try { |
| mState.stack.updateRoot(matchingRoots); |
| mState.stack.updateDocuments(getContentResolver()); |
| } catch (FileNotFoundException e) { |
| Log.w(TAG, "Failed to restore stack: " + e); |
| mState.stack.reset(); |
| mRestoredStack = false; |
| } |
| } |
| |
| return null; |
| } |
| |
| @Override |
| protected void onPostExecute(Void result) { |
| if (isDestroyed()) return; |
| mState.restored = true; |
| onCurrentDirectoryChanged(ANIM_NONE); |
| } |
| } |
| |
| @Override |
| protected void onPostCreate(Bundle savedInstanceState) { |
| super.onPostCreate(savedInstanceState); |
| if (mDrawerToggle != null) { |
| mDrawerToggle.syncState(); |
| } |
| updateActionBar(); |
| } |
| |
| @Override |
| public void setRootsDrawerOpen(boolean open) { |
| Log.w(TAG, "Trying to change state of roots drawer to > " + (open ? "open" : "closed")); |
| // throw new UnsupportedOperationException(); |
| } |
| |
| public void updateActionBar() { |
| final RootInfo root = getCurrentRoot(); |
| mToolbar.setNavigationIcon( |
| root != null ? root.loadToolbarIcon(mToolbar.getContext()) : null); |
| mToolbar.setNavigationContentDescription(R.string.drawer_open); |
| mToolbar.setNavigationOnClickListener(null); |
| |
| if (mSearchExpanded) { |
| mToolbar.setTitle(null); |
| mToolbarStack.setVisibility(View.GONE); |
| mToolbarStack.setAdapter(null); |
| } else { |
| if (mState.stack.size() <= 1) { |
| mToolbar.setTitle(root.title); |
| mToolbarStack.setVisibility(View.GONE); |
| mToolbarStack.setAdapter(null); |
| } else { |
| mToolbar.setTitle(null); |
| mToolbarStack.setVisibility(View.VISIBLE); |
| mToolbarStack.setAdapter(mStackAdapter); |
| |
| mIgnoreNextNavigation = true; |
| mToolbarStack.setSelection(mStackAdapter.getCount() - 1); |
| } |
| } |
| } |
| |
| @Override |
| public boolean onCreateOptionsMenu(Menu menu) { |
| super.onCreateOptionsMenu(menu); |
| getMenuInflater().inflate(R.menu.activity, menu); |
| |
| for (int i = 0; i < menu.size(); i++) { |
| final MenuItem item = menu.getItem(i); |
| switch (item.getItemId()) { |
| case R.id.menu_advanced: |
| case R.id.menu_file_size: |
| break; |
| default: |
| item.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS); |
| } |
| } |
| |
| final MenuItem searchMenu = menu.findItem(R.id.menu_search); |
| mSearchView = (SearchView) searchMenu.getActionView(); |
| mSearchView.setOnQueryTextListener(new OnQueryTextListener() { |
| @Override |
| public boolean onQueryTextSubmit(String query) { |
| mSearchExpanded = true; |
| mState.currentSearch = query; |
| mSearchView.clearFocus(); |
| onCurrentDirectoryChanged(ANIM_NONE); |
| return true; |
| } |
| |
| @Override |
| public boolean onQueryTextChange(String newText) { |
| return false; |
| } |
| }); |
| |
| searchMenu.setOnActionExpandListener(new OnActionExpandListener() { |
| @Override |
| public boolean onMenuItemActionExpand(MenuItem item) { |
| mSearchExpanded = true; |
| updateActionBar(); |
| return true; |
| } |
| |
| @Override |
| public boolean onMenuItemActionCollapse(MenuItem item) { |
| mSearchExpanded = false; |
| if (mIgnoreNextCollapse) { |
| mIgnoreNextCollapse = false; |
| return true; |
| } |
| |
| mState.currentSearch = null; |
| onCurrentDirectoryChanged(ANIM_NONE); |
| return true; |
| } |
| }); |
| |
| mSearchView.setOnCloseListener(new SearchView.OnCloseListener() { |
| @Override |
| public boolean onClose() { |
| mSearchExpanded = false; |
| if (mIgnoreNextClose) { |
| mIgnoreNextClose = false; |
| return false; |
| } |
| |
| mState.currentSearch = null; |
| onCurrentDirectoryChanged(ANIM_NONE); |
| return false; |
| } |
| }); |
| |
| return true; |
| } |
| |
| @Override |
| public boolean onPrepareOptionsMenu(Menu menu) { |
| super.onPrepareOptionsMenu(menu); |
| |
| final FragmentManager fm = getFragmentManager(); |
| |
| final RootInfo root = getCurrentRoot(); |
| final DocumentInfo cwd = getCurrentDirectory(); |
| |
| final MenuItem createDir = menu.findItem(R.id.menu_create_dir); |
| final MenuItem search = menu.findItem(R.id.menu_search); |
| final MenuItem sort = menu.findItem(R.id.menu_sort); |
| final MenuItem sortSize = menu.findItem(R.id.menu_sort_size); |
| final MenuItem grid = menu.findItem(R.id.menu_grid); |
| final MenuItem list = menu.findItem(R.id.menu_list); |
| final MenuItem advanced = menu.findItem(R.id.menu_advanced); |
| final MenuItem fileSize = menu.findItem(R.id.menu_file_size); |
| |
| sort.setVisible(cwd != null); |
| grid.setVisible(mState.derivedMode != State.MODE_GRID); |
| list.setVisible(mState.derivedMode != State.MODE_LIST); |
| |
| if (mState.currentSearch != null) { |
| // Search uses backend ranking; no sorting |
| sort.setVisible(false); |
| |
| search.expandActionView(); |
| |
| mSearchView.setIconified(false); |
| mSearchView.clearFocus(); |
| mSearchView.setQuery(mState.currentSearch, false); |
| } else { |
| mIgnoreNextClose = true; |
| mSearchView.setIconified(true); |
| mSearchView.clearFocus(); |
| |
| mIgnoreNextCollapse = true; |
| search.collapseActionView(); |
| } |
| |
| // Only sort by size when visible |
| sortSize.setVisible(mState.showSize); |
| |
| fileSize.setVisible(true); |
| search.setVisible(true); |
| createDir.setVisible(true); |
| advanced.setVisible(true); |
| |
| advanced.setTitle(LocalPreferences.getDisplayAdvancedDevices(this) |
| ? R.string.menu_advanced_hide : R.string.menu_advanced_show); |
| fileSize.setTitle(LocalPreferences.getDisplayFileSize(this) |
| ? R.string.menu_file_size_hide : R.string.menu_file_size_show); |
| |
| |
| return true; |
| } |
| |
| @Override |
| public boolean onOptionsItemSelected(MenuItem item) { |
| if (mDrawerToggle != null && mDrawerToggle.onOptionsItemSelected(item)) { |
| return true; |
| } |
| |
| final int id = item.getItemId(); |
| if (id == android.R.id.home) { |
| onBackPressed(); |
| return true; |
| } else if (id == R.id.menu_create_dir) { |
| CreateDirectoryFragment.show(getFragmentManager()); |
| return true; |
| } else if (id == R.id.menu_search) { |
| return false; |
| } else if (id == R.id.menu_sort_name) { |
| setUserSortOrder(State.SORT_ORDER_DISPLAY_NAME); |
| return true; |
| } else if (id == R.id.menu_sort_date) { |
| setUserSortOrder(State.SORT_ORDER_LAST_MODIFIED); |
| return true; |
| } else if (id == R.id.menu_sort_size) { |
| setUserSortOrder(State.SORT_ORDER_SIZE); |
| return true; |
| } else if (id == R.id.menu_grid) { |
| setUserMode(State.MODE_GRID); |
| return true; |
| } else if (id == R.id.menu_list) { |
| setUserMode(State.MODE_LIST); |
| return true; |
| } else if (id == R.id.menu_advanced) { |
| setDisplayAdvancedDevices(!LocalPreferences.getDisplayAdvancedDevices(this)); |
| return true; |
| } else if (id == R.id.menu_file_size) { |
| setDisplayFileSize(!LocalPreferences.getDisplayFileSize(this)); |
| return true; |
| } else { |
| return super.onOptionsItemSelected(item); |
| } |
| } |
| |
| private void setDisplayAdvancedDevices(boolean display) { |
| LocalPreferences.setDisplayAdvancedDevices(this, display); |
| mState.showAdvanced = mState.forceAdvanced | display; |
| RootsFragment.get(getFragmentManager()).onDisplayStateChanged(); |
| invalidateOptionsMenu(); |
| } |
| |
| private void setDisplayFileSize(boolean display) { |
| LocalPreferences.setDisplayFileSize(this, display); |
| mState.showSize = display; |
| DirectoryFragment.get(getFragmentManager()).onDisplayStateChanged(); |
| invalidateOptionsMenu(); |
| } |
| |
| @Override |
| public void onStateChanged() { |
| invalidateOptionsMenu(); |
| } |
| |
| /** |
| * Set state sort order based on explicit user action. |
| */ |
| private void setUserSortOrder(int sortOrder) { |
| mState.userSortOrder = sortOrder; |
| DirectoryFragment.get(getFragmentManager()).onUserSortOrderChanged(); |
| } |
| |
| /** |
| * Set state mode based on explicit user action. |
| */ |
| private void setUserMode(int mode) { |
| mState.userMode = mode; |
| DirectoryFragment.get(getFragmentManager()).onUserModeChanged(); |
| } |
| |
| @Override |
| public void setPending(boolean pending) { |
| final SaveFragment save = SaveFragment.get(getFragmentManager()); |
| if (save != null) { |
| save.setPending(pending); |
| } |
| } |
| |
| @Override |
| public void onBackPressed() { |
| if (!mState.stackTouched) { |
| super.onBackPressed(); |
| return; |
| } |
| |
| final int size = mState.stack.size(); |
| if (size > 1) { |
| mState.stack.pop(); |
| onCurrentDirectoryChanged(ANIM_UP); |
| } else { |
| super.onBackPressed(); |
| } |
| } |
| |
| @Override |
| protected void onSaveInstanceState(Bundle state) { |
| super.onSaveInstanceState(state); |
| state.putParcelable(EXTRA_STATE, mState); |
| } |
| |
| @Override |
| protected void onRestoreInstanceState(Bundle state) { |
| super.onRestoreInstanceState(state); |
| } |
| |
| private BaseAdapter mStackAdapter = new BaseAdapter() { |
| @Override |
| public int getCount() { |
| return mState.stack.size(); |
| } |
| |
| @Override |
| public DocumentInfo getItem(int position) { |
| return mState.stack.get(mState.stack.size() - position - 1); |
| } |
| |
| @Override |
| public long getItemId(int position) { |
| return position; |
| } |
| |
| @Override |
| public View getView(int position, View convertView, ViewGroup parent) { |
| if (convertView == null) { |
| convertView = LayoutInflater.from(parent.getContext()) |
| .inflate(R.layout.item_subdir_title, parent, false); |
| } |
| |
| final TextView title = (TextView) convertView.findViewById(android.R.id.title); |
| final DocumentInfo doc = getItem(position); |
| |
| if (position == 0) { |
| final RootInfo root = getCurrentRoot(); |
| title.setText(root.title); |
| } else { |
| title.setText(doc.displayName); |
| } |
| |
| return convertView; |
| } |
| |
| @Override |
| public View getDropDownView(int position, View convertView, ViewGroup parent) { |
| if (convertView == null) { |
| convertView = LayoutInflater.from(parent.getContext()) |
| .inflate(R.layout.item_subdir, parent, false); |
| } |
| |
| final ImageView subdir = (ImageView) convertView.findViewById(R.id.subdir); |
| final TextView title = (TextView) convertView.findViewById(android.R.id.title); |
| final DocumentInfo doc = getItem(position); |
| |
| if (position == 0) { |
| final RootInfo root = getCurrentRoot(); |
| title.setText(root.title); |
| subdir.setVisibility(View.GONE); |
| } else { |
| title.setText(doc.displayName); |
| subdir.setVisibility(View.VISIBLE); |
| } |
| |
| return convertView; |
| } |
| }; |
| |
| private OnItemSelectedListener mStackListener = new OnItemSelectedListener() { |
| @Override |
| public void onItemSelected(AdapterView<?> parent, View view, int position, long id) { |
| if (mIgnoreNextNavigation) { |
| mIgnoreNextNavigation = false; |
| return; |
| } |
| |
| while (mState.stack.size() > position + 1) { |
| mState.stackTouched = true; |
| mState.stack.pop(); |
| } |
| onCurrentDirectoryChanged(ANIM_UP); |
| } |
| |
| @Override |
| public void onNothingSelected(AdapterView<?> parent) { |
| // Ignored |
| } |
| }; |
| |
| @Override |
| public RootInfo getCurrentRoot() { |
| if (mState.stack.root != null) { |
| return mState.stack.root; |
| } else { |
| return mRoots.getRecentsRoot(); |
| } |
| } |
| |
| public DocumentInfo getCurrentDirectory() { |
| return mState.stack.peek(); |
| } |
| |
| private String getCallingPackageMaybeExtra() { |
| final String extra = getIntent().getStringExtra(DocumentsContract.EXTRA_PACKAGE_NAME); |
| return (extra != null) ? extra : getCallingPackage(); |
| } |
| |
| public Executor getCurrentExecutor() { |
| final DocumentInfo cwd = getCurrentDirectory(); |
| if (cwd != null && cwd.authority != null) { |
| return ProviderExecutor.forAuthority(cwd.authority); |
| } else { |
| return AsyncTask.THREAD_POOL_EXECUTOR; |
| } |
| } |
| |
| @Override |
| public State getDisplayState() { |
| return mState; |
| } |
| |
| private void onCurrentDirectoryChanged(int anim) { |
| final FragmentManager fm = getFragmentManager(); |
| final RootInfo root = getCurrentRoot(); |
| final DocumentInfo cwd = getCurrentDirectory(); |
| |
| mDirectoryContainer.setDrawDisappearingFirst(anim == ANIM_DOWN); |
| |
| if (cwd == null) { |
| DirectoryFragment.showRecentsOpen(fm, anim); |
| |
| // Start recents in grid when requesting visual things |
| final boolean visualMimes = MimePredicate.mimeMatches( |
| MimePredicate.VISUAL_MIMES, mState.acceptMimes); |
| mState.userMode = visualMimes ? State.MODE_GRID : State.MODE_LIST; |
| mState.derivedMode = mState.userMode; |
| } else { |
| if (mState.currentSearch != null) { |
| // Ongoing search |
| DirectoryFragment.showSearch(fm, root, mState.currentSearch, anim); |
| } else { |
| // Normal boring directory |
| DirectoryFragment.showNormal(fm, root, cwd, anim); |
| } |
| } |
| |
| final RootsFragment roots = RootsFragment.get(fm); |
| if (roots != null) { |
| roots.onCurrentRootChanged(); |
| } |
| |
| updateActionBar(); |
| invalidateOptionsMenu(); |
| dumpStack(); |
| } |
| |
| @Override |
| public void onStackPicked(DocumentStack stack) { |
| try { |
| // Update the restored stack to ensure we have freshest data |
| stack.updateDocuments(getContentResolver()); |
| |
| mState.stack = stack; |
| mState.stackTouched = true; |
| onCurrentDirectoryChanged(ANIM_SIDE); |
| |
| } catch (FileNotFoundException e) { |
| Log.w(TAG, "Failed to restore stack: " + e); |
| } |
| } |
| |
| @Override |
| public void onRootPicked(RootInfo root, boolean closeDrawer) { |
| // Clear entire backstack and start in new root |
| mState.stack.root = root; |
| mState.stack.clear(); |
| mState.stackTouched = true; |
| |
| if (!mRoots.isRecentsRoot(root)) { |
| new PickRootTask(root).executeOnExecutor(getCurrentExecutor()); |
| } else { |
| onCurrentDirectoryChanged(ANIM_SIDE); |
| } |
| } |
| |
| private class PickRootTask extends AsyncTask<Void, Void, DocumentInfo> { |
| private RootInfo mRoot; |
| |
| public PickRootTask(RootInfo root) { |
| mRoot = root; |
| } |
| |
| @Override |
| protected DocumentInfo doInBackground(Void... params) { |
| try { |
| final Uri uri = DocumentsContract.buildDocumentUri( |
| mRoot.authority, mRoot.documentId); |
| return DocumentInfo.fromUri(getContentResolver(), uri); |
| } catch (FileNotFoundException e) { |
| Log.w(TAG, "Failed to find root", e); |
| return null; |
| } |
| } |
| |
| @Override |
| protected void onPostExecute(DocumentInfo result) { |
| if (result != null) { |
| mState.stack.push(result); |
| mState.stackTouched = true; |
| onCurrentDirectoryChanged(ANIM_SIDE); |
| } |
| } |
| } |
| |
| @Override |
| public void onAppPicked(ResolveInfo info) { |
| final Intent intent = new Intent(getIntent()); |
| intent.setFlags(intent.getFlags() & ~Intent.FLAG_ACTIVITY_FORWARD_RESULT); |
| intent.setComponent(new ComponentName( |
| info.activityInfo.applicationInfo.packageName, info.activityInfo.name)); |
| startActivityForResult(intent, CODE_FORWARD); |
| } |
| |
| @Override |
| protected void onActivityResult(int requestCode, int resultCode, Intent data) { |
| Log.d(TAG, "onActivityResult() code=" + resultCode); |
| |
| // Only relay back results when not canceled; otherwise stick around to |
| // let the user pick another app/backend. |
| if (requestCode == CODE_FORWARD && resultCode != RESULT_CANCELED) { |
| |
| // Remember that we last picked via external app |
| final String packageName = getCallingPackageMaybeExtra(); |
| final ContentValues values = new ContentValues(); |
| values.put(ResumeColumns.EXTERNAL, 1); |
| getContentResolver().insert(RecentsProvider.buildResume(packageName), values); |
| |
| // Pass back result to original caller |
| setResult(resultCode, data); |
| finish(); |
| } else { |
| super.onActivityResult(requestCode, resultCode, data); |
| } |
| } |
| |
| @Override |
| public void onDocumentPicked(DocumentInfo doc) { |
| final FragmentManager fm = getFragmentManager(); |
| if (doc.isDirectory()) { |
| mState.stack.push(doc); |
| mState.stackTouched = true; |
| onCurrentDirectoryChanged(ANIM_DOWN); |
| } else { |
| // Fall back to viewing |
| final Intent view = new Intent(Intent.ACTION_VIEW); |
| view.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); |
| view.setData(doc.derivedUri); |
| |
| try { |
| startActivity(view); |
| } catch (ActivityNotFoundException ex2) { |
| Toast.makeText(this, R.string.toast_no_application, Toast.LENGTH_SHORT).show(); |
| } |
| } |
| } |
| |
| public void onDocumentsPicked(List<DocumentInfo> docs) { |
| // TODO |
| } |
| |
| @Override |
| public void onSaveRequested(DocumentInfo replaceTarget) { |
| new ExistingFinishTask(replaceTarget.derivedUri).executeOnExecutor(getCurrentExecutor()); |
| } |
| |
| @Override |
| public void onSaveRequested(String mimeType, String displayName) { |
| new CreateFinishTask(mimeType, displayName).executeOnExecutor(getCurrentExecutor()); |
| } |
| |
| @Override |
| public void onPickRequested(DocumentInfo pickTarget) { |
| final Uri viaUri = DocumentsContract.buildTreeDocumentUri(pickTarget.authority, |
| pickTarget.documentId); |
| new PickFinishTask(viaUri).executeOnExecutor(getCurrentExecutor()); |
| } |
| |
| private void saveStackBlocking() { |
| final ContentResolver resolver = getContentResolver(); |
| final ContentValues values = new ContentValues(); |
| |
| final byte[] rawStack = DurableUtils.writeToArrayOrNull(mState.stack); |
| |
| // Remember location for next app launch |
| final String packageName = getCallingPackageMaybeExtra(); |
| values.clear(); |
| values.put(ResumeColumns.STACK, rawStack); |
| values.put(ResumeColumns.EXTERNAL, 0); |
| resolver.insert(RecentsProvider.buildResume(packageName), values); |
| } |
| |
| private void onFinished(Uri... uris) { |
| Log.d(TAG, "onFinished() " + Arrays.toString(uris)); |
| |
| final Intent intent = new Intent(); |
| if (uris.length == 1) { |
| intent.setData(uris[0]); |
| } else if (uris.length > 1) { |
| final ClipData clipData = new ClipData( |
| null, mState.acceptMimes, new ClipData.Item(uris[0])); |
| for (int i = 1; i < uris.length; i++) { |
| clipData.addItem(new ClipData.Item(uris[i])); |
| } |
| intent.setClipData(clipData); |
| } |
| |
| intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION |
| | Intent.FLAG_GRANT_WRITE_URI_PERMISSION |
| | Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION); |
| |
| setResult(Activity.RESULT_OK, intent); |
| finish(); |
| } |
| |
| private class CreateFinishTask extends AsyncTask<Void, Void, Uri> { |
| private final String mMimeType; |
| private final String mDisplayName; |
| |
| public CreateFinishTask(String mimeType, String displayName) { |
| mMimeType = mimeType; |
| mDisplayName = displayName; |
| } |
| |
| @Override |
| protected void onPreExecute() { |
| setPending(true); |
| } |
| |
| @Override |
| protected Uri doInBackground(Void... params) { |
| final ContentResolver resolver = getContentResolver(); |
| final DocumentInfo cwd = getCurrentDirectory(); |
| |
| ContentProviderClient client = null; |
| Uri childUri = null; |
| try { |
| client = DocumentsApplication.acquireUnstableProviderOrThrow( |
| resolver, cwd.derivedUri.getAuthority()); |
| childUri = DocumentsContract.createDocument( |
| client, cwd.derivedUri, mMimeType, mDisplayName); |
| } catch (Exception e) { |
| Log.w(TAG, "Failed to create document", e); |
| } finally { |
| ContentProviderClient.releaseQuietly(client); |
| } |
| |
| if (childUri != null) { |
| saveStackBlocking(); |
| } |
| |
| return childUri; |
| } |
| |
| @Override |
| protected void onPostExecute(Uri result) { |
| if (result != null) { |
| onFinished(result); |
| } else { |
| Toast.makeText(StandaloneActivity.this, R.string.save_error, Toast.LENGTH_SHORT) |
| .show(); |
| } |
| |
| setPending(false); |
| } |
| } |
| |
| private class ExistingFinishTask extends AsyncTask<Void, Void, Void> { |
| private final Uri[] mUris; |
| |
| public ExistingFinishTask(Uri... uris) { |
| mUris = uris; |
| } |
| |
| @Override |
| protected Void doInBackground(Void... params) { |
| saveStackBlocking(); |
| return null; |
| } |
| |
| @Override |
| protected void onPostExecute(Void result) { |
| onFinished(mUris); |
| } |
| } |
| |
| private class PickFinishTask extends AsyncTask<Void, Void, Void> { |
| private final Uri mUri; |
| |
| public PickFinishTask(Uri uri) { |
| mUri = uri; |
| } |
| |
| @Override |
| protected Void doInBackground(Void... params) { |
| saveStackBlocking(); |
| return null; |
| } |
| |
| @Override |
| protected void onPostExecute(Void result) { |
| onFinished(mUri); |
| } |
| } |
| |
| private void dumpStack() { |
| Log.d(TAG, "Current stack: "); |
| Log.d(TAG, " * " + mState.stack.root); |
| for (DocumentInfo doc : mState.stack) { |
| Log.d(TAG, " +-- " + doc); |
| } |
| } |
| |
| public static BaseActivity get(Fragment fragment) { |
| return (BaseActivity) fragment.getActivity(); |
| } |
| } |