| /* |
| * Copyright (C) 2013 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 static com.android.documentsui.DocumentsActivity.State.ACTION_CREATE; |
| import static com.android.documentsui.DocumentsActivity.State.ACTION_GET_CONTENT; |
| import static com.android.documentsui.DocumentsActivity.State.ACTION_MANAGE; |
| import static com.android.documentsui.DocumentsActivity.State.ACTION_OPEN; |
| import static com.android.documentsui.DocumentsActivity.State.ACTION_PICK_DIRECTORY; |
| import static com.android.documentsui.DocumentsActivity.State.MODE_GRID; |
| import static com.android.documentsui.DocumentsActivity.State.MODE_LIST; |
| |
| import android.app.ActionBar; |
| import android.app.ActionBar.OnNavigationListener; |
| 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.Intent; |
| import android.content.pm.ResolveInfo; |
| import android.content.res.Resources; |
| import android.database.Cursor; |
| import android.graphics.Point; |
| import android.graphics.drawable.ColorDrawable; |
| import android.graphics.drawable.Drawable; |
| import android.graphics.drawable.InsetDrawable; |
| import android.net.Uri; |
| import android.os.AsyncTask; |
| import android.os.Bundle; |
| import android.os.Parcel; |
| import android.os.Parcelable; |
| import android.provider.DocumentsContract; |
| import android.provider.DocumentsContract.Root; |
| import android.support.v4.app.ActionBarDrawerToggle; |
| import android.support.v4.view.GravityCompat; |
| import android.support.v4.widget.DrawerLayout; |
| import android.support.v4.widget.DrawerLayout.DrawerListener; |
| import android.util.Log; |
| import android.util.SparseArray; |
| import android.view.LayoutInflater; |
| import android.view.Menu; |
| import android.view.MenuItem; |
| import android.view.MenuItem.OnActionExpandListener; |
| import android.view.MotionEvent; |
| import android.view.View; |
| import android.view.View.OnTouchListener; |
| import android.view.ViewGroup; |
| import android.view.WindowManager; |
| import android.widget.BaseAdapter; |
| import android.widget.ImageView; |
| import android.widget.SearchView; |
| import android.widget.SearchView.OnQueryTextListener; |
| import android.widget.TextView; |
| import android.widget.Toast; |
| |
| import com.android.documentsui.RecentsProvider.RecentColumns; |
| 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 com.google.common.collect.Maps; |
| |
| import libcore.io.IoUtils; |
| |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.concurrent.Executor; |
| |
| public class DocumentsActivity extends Activity { |
| public static final String TAG = "Documents"; |
| |
| private static final String EXTRA_STATE = "state"; |
| |
| private static final int CODE_FORWARD = 42; |
| |
| private boolean mShowAsDialog; |
| |
| private SearchView mSearchView; |
| |
| private DrawerLayout mDrawerLayout; |
| private ActionBarDrawerToggle mDrawerToggle; |
| private View mRootsContainer; |
| |
| private DirectoryContainerView mDirectoryContainer; |
| |
| private boolean mIgnoreNextNavigation; |
| private boolean mIgnoreNextClose; |
| private boolean mIgnoreNextCollapse; |
| |
| private RootsCache mRoots; |
| private State mState; |
| |
| @Override |
| public void onCreate(Bundle icicle) { |
| super.onCreate(icicle); |
| |
| mRoots = DocumentsApplication.getRootsCache(this); |
| |
| setResult(Activity.RESULT_CANCELED); |
| setContentView(R.layout.activity); |
| |
| final Resources res = getResources(); |
| mShowAsDialog = res.getBoolean(R.bool.show_as_dialog); |
| |
| if (mShowAsDialog) { |
| // backgroundDimAmount from theme isn't applied; do it manually |
| final WindowManager.LayoutParams a = getWindow().getAttributes(); |
| a.dimAmount = 0.6f; |
| getWindow().setAttributes(a); |
| |
| getWindow().setFlags(0, WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN); |
| getWindow().setFlags(~0, WindowManager.LayoutParams.FLAG_DIM_BEHIND); |
| |
| // Inset ourselves to look like a dialog |
| final Point size = new Point(); |
| getWindowManager().getDefaultDisplay().getSize(size); |
| |
| final int width = (int) res.getFraction(R.dimen.dialog_width, size.x, size.x); |
| final int height = (int) res.getFraction(R.dimen.dialog_height, size.y, size.y); |
| final int insetX = (size.x - width) / 2; |
| final int insetY = (size.y - height) / 2; |
| |
| final Drawable before = getWindow().getDecorView().getBackground(); |
| final Drawable after = new InsetDrawable(before, insetX, insetY, insetX, insetY); |
| getWindow().getDecorView().setBackground(after); |
| |
| // Dismiss when touch down in the dimmed inset area |
| getWindow().getDecorView().setOnTouchListener(new OnTouchListener() { |
| @Override |
| public boolean onTouch(View v, MotionEvent event) { |
| if (event.getAction() == MotionEvent.ACTION_DOWN) { |
| final float x = event.getX(); |
| final float y = event.getY(); |
| if (x < insetX || x > v.getWidth() - insetX || y < insetY |
| || y > v.getHeight() - insetY) { |
| finish(); |
| return true; |
| } |
| } |
| return false; |
| } |
| }); |
| |
| } else { |
| // Non-dialog means we have a drawer |
| mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout); |
| |
| mDrawerToggle = new ActionBarDrawerToggle(this, mDrawerLayout, |
| R.drawable.ic_drawer_glyph, R.string.drawer_open, R.string.drawer_close); |
| |
| mDrawerLayout.setDrawerListener(mDrawerListener); |
| mDrawerLayout.setDrawerShadow(R.drawable.ic_drawer_shadow, GravityCompat.START); |
| |
| mRootsContainer = findViewById(R.id.container_roots); |
| } |
| |
| mDirectoryContainer = (DirectoryContainerView) findViewById(R.id.container_directory); |
| |
| if (icicle != null) { |
| mState = icicle.getParcelable(EXTRA_STATE); |
| } else { |
| buildDefaultState(); |
| } |
| |
| // Hide roots when we're managing a specific root |
| if (mState.action == ACTION_MANAGE) { |
| if (mShowAsDialog) { |
| findViewById(R.id.dialog_roots).setVisibility(View.GONE); |
| } else { |
| mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED); |
| } |
| } |
| |
| if (mState.action == ACTION_CREATE) { |
| final String mimeType = getIntent().getType(); |
| final String title = getIntent().getStringExtra(Intent.EXTRA_TITLE); |
| SaveFragment.show(getFragmentManager(), mimeType, title); |
| } else if (mState.action == ACTION_PICK_DIRECTORY) { |
| PickFragment.show(getFragmentManager()); |
| } |
| |
| if (mState.action == ACTION_GET_CONTENT) { |
| final Intent moreApps = new Intent(getIntent()); |
| moreApps.setComponent(null); |
| moreApps.setPackage(null); |
| RootsFragment.show(getFragmentManager(), moreApps); |
| } else if (mState.action == ACTION_OPEN || mState.action == ACTION_CREATE |
| || mState.action == ACTION_PICK_DIRECTORY) { |
| RootsFragment.show(getFragmentManager(), null); |
| } |
| |
| if (!mState.restored) { |
| if (mState.action == ACTION_MANAGE) { |
| final Uri rootUri = getIntent().getData(); |
| new RestoreRootTask(rootUri).executeOnExecutor(getCurrentExecutor()); |
| } else { |
| new RestoreStackTask().execute(); |
| } |
| } else { |
| onCurrentDirectoryChanged(ANIM_NONE); |
| } |
| } |
| |
| private void buildDefaultState() { |
| mState = new State(); |
| |
| final Intent intent = getIntent(); |
| final String action = intent.getAction(); |
| if (Intent.ACTION_OPEN_DOCUMENT.equals(action)) { |
| mState.action = ACTION_OPEN; |
| } else if (Intent.ACTION_CREATE_DOCUMENT.equals(action)) { |
| mState.action = ACTION_CREATE; |
| } else if (Intent.ACTION_GET_CONTENT.equals(action)) { |
| mState.action = ACTION_GET_CONTENT; |
| } else if (Intent.ACTION_PICK_DIRECTORY.equals(action)) { |
| mState.action = ACTION_PICK_DIRECTORY; |
| } else if (DocumentsContract.ACTION_MANAGE_ROOT.equals(action)) { |
| mState.action = ACTION_MANAGE; |
| } |
| |
| if (mState.action == ACTION_OPEN || mState.action == ACTION_GET_CONTENT) { |
| mState.allowMultiple = intent.getBooleanExtra( |
| Intent.EXTRA_ALLOW_MULTIPLE, false); |
| } |
| |
| if (mState.action == ACTION_MANAGE) { |
| mState.acceptMimes = new String[] { "*/*" }; |
| mState.allowMultiple = true; |
| } else if (intent.hasExtra(Intent.EXTRA_MIME_TYPES)) { |
| mState.acceptMimes = intent.getStringArrayExtra(Intent.EXTRA_MIME_TYPES); |
| } else { |
| 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 |
| | SettingsActivity.getDisplayAdvancedDevices(this); |
| } |
| |
| private class RestoreRootTask extends AsyncTask<Void, Void, RootInfo> { |
| private Uri mRootUri; |
| |
| public RestoreRootTask(Uri rootUri) { |
| mRootUri = rootUri; |
| } |
| |
| @Override |
| protected RootInfo doInBackground(Void... params) { |
| final String rootId = DocumentsContract.getRootId(mRootUri); |
| return mRoots.getRootOneshot(mRootUri.getAuthority(), rootId); |
| } |
| |
| @Override |
| protected void onPostExecute(RootInfo root) { |
| if (isDestroyed()) return; |
| mState.restored = true; |
| |
| if (root != null) { |
| onRootPicked(root, true); |
| } else { |
| Log.w(TAG, "Failed to find root: " + mRootUri); |
| finish(); |
| } |
| } |
| } |
| |
| 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; |
| |
| // Show drawer when no stack restored, but only when requesting |
| // non-visual content. However, if we last used an external app, |
| // drawer is always shown. |
| |
| boolean showDrawer = false; |
| if (!mRestoredStack) { |
| showDrawer = true; |
| } |
| if (MimePredicate.mimeMatches(MimePredicate.VISUAL_MIMES, mState.acceptMimes)) { |
| showDrawer = false; |
| } |
| if (mExternal && mState.action == ACTION_GET_CONTENT) { |
| showDrawer = true; |
| } |
| |
| if (showDrawer) { |
| setRootsDrawerOpen(true); |
| } |
| |
| onCurrentDirectoryChanged(ANIM_NONE); |
| } |
| } |
| |
| @Override |
| public void onResume() { |
| super.onResume(); |
| |
| if (mState.action == ACTION_MANAGE) { |
| mState.showSize = true; |
| } else { |
| mState.showSize = SettingsActivity.getDisplayFileSize(this); |
| invalidateOptionsMenu(); |
| } |
| } |
| |
| private DrawerListener mDrawerListener = new DrawerListener() { |
| @Override |
| public void onDrawerSlide(View drawerView, float slideOffset) { |
| mDrawerToggle.onDrawerSlide(drawerView, slideOffset); |
| } |
| |
| @Override |
| public void onDrawerOpened(View drawerView) { |
| mDrawerToggle.onDrawerOpened(drawerView); |
| updateActionBar(); |
| invalidateOptionsMenu(); |
| } |
| |
| @Override |
| public void onDrawerClosed(View drawerView) { |
| mDrawerToggle.onDrawerClosed(drawerView); |
| updateActionBar(); |
| invalidateOptionsMenu(); |
| } |
| |
| @Override |
| public void onDrawerStateChanged(int newState) { |
| mDrawerToggle.onDrawerStateChanged(newState); |
| } |
| }; |
| |
| @Override |
| protected void onPostCreate(Bundle savedInstanceState) { |
| super.onPostCreate(savedInstanceState); |
| if (mDrawerToggle != null) { |
| mDrawerToggle.syncState(); |
| } |
| } |
| |
| public void setRootsDrawerOpen(boolean open) { |
| if (!mShowAsDialog) { |
| if (open) { |
| mDrawerLayout.openDrawer(mRootsContainer); |
| } else { |
| mDrawerLayout.closeDrawer(mRootsContainer); |
| } |
| } |
| } |
| |
| private boolean isRootsDrawerOpen() { |
| if (mShowAsDialog) { |
| return false; |
| } else { |
| return mDrawerLayout.isDrawerOpen(mRootsContainer); |
| } |
| } |
| |
| public void updateActionBar() { |
| final ActionBar actionBar = getActionBar(); |
| |
| actionBar.setDisplayShowHomeEnabled(true); |
| |
| final boolean showIndicator = !mShowAsDialog && (mState.action != ACTION_MANAGE); |
| actionBar.setDisplayHomeAsUpEnabled(showIndicator); |
| if (mDrawerToggle != null) { |
| mDrawerToggle.setDrawerIndicatorEnabled(showIndicator); |
| } |
| |
| if (isRootsDrawerOpen()) { |
| actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD); |
| actionBar.setIcon(new ColorDrawable()); |
| |
| if (mState.action == ACTION_OPEN || mState.action == ACTION_GET_CONTENT |
| || mState.action == ACTION_PICK_DIRECTORY) { |
| actionBar.setTitle(R.string.title_open); |
| } else if (mState.action == ACTION_CREATE) { |
| actionBar.setTitle(R.string.title_save); |
| } |
| } else { |
| final RootInfo root = getCurrentRoot(); |
| actionBar.setIcon(root != null ? root.loadIcon(this) : null); |
| |
| if (mState.stack.size() <= 1) { |
| actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD); |
| actionBar.setTitle(root.title); |
| } else { |
| mIgnoreNextNavigation = true; |
| actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST); |
| actionBar.setTitle(null); |
| actionBar.setListNavigationCallbacks(mStackAdapter, mStackListener); |
| actionBar.setSelectedNavigationItem(mStackAdapter.getCount() - 1); |
| } |
| } |
| } |
| |
| @Override |
| public boolean onCreateOptionsMenu(Menu menu) { |
| super.onCreateOptionsMenu(menu); |
| getMenuInflater().inflate(R.menu.activity, menu); |
| |
| // Actions are always visible when showing as dialog |
| if (mShowAsDialog) { |
| for (int i = 0; i < menu.size(); i++) { |
| menu.getItem(i).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) { |
| 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) { |
| return true; |
| } |
| |
| @Override |
| public boolean onMenuItemActionCollapse(MenuItem item) { |
| if (mIgnoreNextCollapse) { |
| mIgnoreNextCollapse = false; |
| return true; |
| } |
| |
| mState.currentSearch = null; |
| onCurrentDirectoryChanged(ANIM_NONE); |
| return true; |
| } |
| }); |
| |
| mSearchView.setOnCloseListener(new SearchView.OnCloseListener() { |
| @Override |
| public boolean onClose() { |
| 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 settings = menu.findItem(R.id.menu_settings); |
| |
| // Open drawer means we hide most actions |
| if (isRootsDrawerOpen()) { |
| createDir.setVisible(false); |
| search.setVisible(false); |
| sort.setVisible(false); |
| grid.setVisible(false); |
| list.setVisible(false); |
| mIgnoreNextCollapse = true; |
| search.collapseActionView(); |
| return true; |
| } |
| |
| sort.setVisible(cwd != null); |
| grid.setVisible(mState.derivedMode != MODE_GRID); |
| list.setVisible(mState.derivedMode != 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); |
| |
| final boolean searchVisible; |
| if (mState.action == ACTION_CREATE || mState.action == ACTION_PICK_DIRECTORY) { |
| createDir.setVisible(cwd != null && cwd.isCreateSupported()); |
| searchVisible = false; |
| |
| // No display options in recent directories |
| if (cwd == null) { |
| grid.setVisible(false); |
| list.setVisible(false); |
| } |
| |
| if (mState.action == ACTION_CREATE) { |
| SaveFragment.get(fm).setSaveEnabled(cwd != null && cwd.isCreateSupported()); |
| } |
| } else { |
| createDir.setVisible(false); |
| |
| searchVisible = root != null |
| && ((root.flags & Root.FLAG_SUPPORTS_SEARCH) != 0); |
| } |
| |
| // TODO: close any search in-progress when hiding |
| search.setVisible(searchVisible); |
| |
| settings.setVisible(mState.action != ACTION_MANAGE); |
| |
| 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_settings) { |
| startActivity(new Intent(this, SettingsActivity.class)); |
| return true; |
| } else { |
| return super.onOptionsItemSelected(item); |
| } |
| } |
| |
| /** |
| * Update UI to reflect internal state changes not from user. |
| */ |
| 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(); |
| } |
| |
| 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 if (size == 1 && !isRootsDrawerOpen()) { |
| // TODO: open root drawer once we can capture back key |
| super.onBackPressed(); |
| } 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); |
| updateActionBar(); |
| } |
| |
| 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_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); |
| } |
| |
| // No padding when shown in actionbar |
| convertView.setPadding(0, 0, 0, 0); |
| return convertView; |
| } |
| |
| @Override |
| public View getDropDownView(int position, View convertView, ViewGroup parent) { |
| if (convertView == null) { |
| convertView = LayoutInflater.from(parent.getContext()) |
| .inflate(R.layout.item_title, 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 OnNavigationListener mStackListener = new OnNavigationListener() { |
| @Override |
| public boolean onNavigationItemSelected(int itemPosition, long itemId) { |
| if (mIgnoreNextNavigation) { |
| mIgnoreNextNavigation = false; |
| return false; |
| } |
| |
| while (mState.stack.size() > itemPosition + 1) { |
| mState.stackTouched = true; |
| mState.stack.pop(); |
| } |
| onCurrentDirectoryChanged(ANIM_UP); |
| return true; |
| } |
| }; |
| |
| 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; |
| } |
| } |
| |
| 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) { |
| // No directory means recents |
| if (mState.action == ACTION_CREATE || mState.action == ACTION_PICK_DIRECTORY) { |
| RecentsCreateFragment.show(fm); |
| } else { |
| 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 ? MODE_GRID : 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); |
| } |
| } |
| |
| // Forget any replacement target |
| if (mState.action == ACTION_CREATE) { |
| final SaveFragment save = SaveFragment.get(fm); |
| if (save != null) { |
| save.setReplaceTarget(null); |
| } |
| } |
| |
| if (mState.action == ACTION_PICK_DIRECTORY) { |
| final PickFragment pick = PickFragment.get(fm); |
| if (pick != null) { |
| final CharSequence displayName = (mState.stack.size() <= 1) ? root.title |
| : cwd.displayName; |
| pick.setPickTarget(cwd, displayName); |
| } |
| } |
| |
| final RootsFragment roots = RootsFragment.get(fm); |
| if (roots != null) { |
| roots.onCurrentRootChanged(); |
| } |
| |
| updateActionBar(); |
| invalidateOptionsMenu(); |
| dumpStack(); |
| } |
| |
| 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); |
| } |
| } |
| |
| 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); |
| } |
| |
| if (closeDrawer) { |
| setRootsDrawerOpen(false); |
| } |
| } |
| |
| 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); |
| } |
| } |
| } |
| |
| 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); |
| } |
| } |
| |
| public void onDocumentPicked(DocumentInfo doc) { |
| final FragmentManager fm = getFragmentManager(); |
| if (doc.isDirectory()) { |
| mState.stack.push(doc); |
| mState.stackTouched = true; |
| onCurrentDirectoryChanged(ANIM_DOWN); |
| } else if (mState.action == ACTION_OPEN || mState.action == ACTION_GET_CONTENT) { |
| // Explicit file picked, return |
| new ExistingFinishTask(doc.derivedUri).executeOnExecutor(getCurrentExecutor()); |
| } else if (mState.action == ACTION_CREATE) { |
| // Replace selected file |
| SaveFragment.get(fm).setReplaceTarget(doc); |
| } else if (mState.action == ACTION_MANAGE) { |
| // First try managing the document; we expect manager to filter |
| // based on authority, so we don't grant. |
| final Intent manage = new Intent(DocumentsContract.ACTION_MANAGE_DOCUMENT); |
| manage.setData(doc.derivedUri); |
| |
| try { |
| startActivity(manage); |
| } catch (ActivityNotFoundException ex) { |
| // 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) { |
| if (mState.action == ACTION_OPEN || mState.action == ACTION_GET_CONTENT) { |
| final int size = docs.size(); |
| final Uri[] uris = new Uri[size]; |
| for (int i = 0; i < size; i++) { |
| uris[i] = docs.get(i).derivedUri; |
| } |
| new ExistingFinishTask(uris).executeOnExecutor(getCurrentExecutor()); |
| } |
| } |
| |
| public void onSaveRequested(DocumentInfo replaceTarget) { |
| new ExistingFinishTask(replaceTarget.derivedUri).executeOnExecutor(getCurrentExecutor()); |
| } |
| |
| public void onSaveRequested(String mimeType, String displayName) { |
| new CreateFinishTask(mimeType, displayName).executeOnExecutor(getCurrentExecutor()); |
| } |
| |
| public void onPickRequested(DocumentInfo pickTarget) { |
| final Uri viaUri = DocumentsContract.buildViaUri(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); |
| if (mState.action == ACTION_CREATE || mState.action == ACTION_PICK_DIRECTORY) { |
| // Remember stack for last create |
| values.clear(); |
| values.put(RecentColumns.KEY, mState.stack.buildKey()); |
| values.put(RecentColumns.STACK, rawStack); |
| resolver.insert(RecentsProvider.buildRecent(), values); |
| } |
| |
| // 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); |
| } |
| |
| if (mState.action == ACTION_GET_CONTENT) { |
| intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); |
| } else if (mState.action == ACTION_PICK_DIRECTORY) { |
| intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION |
| | Intent.FLAG_GRANT_WRITE_URI_PERMISSION |
| | Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION |
| | Intent.FLAG_GRANT_PREFIX_URI_PERMISSION); |
| } else { |
| 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(DocumentsActivity.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); |
| } |
| } |
| |
| public static class State implements android.os.Parcelable { |
| public int action; |
| public String[] acceptMimes; |
| |
| /** Explicit user choice */ |
| public int userMode = MODE_UNKNOWN; |
| /** Derived after loader */ |
| public int derivedMode = MODE_LIST; |
| |
| /** Explicit user choice */ |
| public int userSortOrder = SORT_ORDER_UNKNOWN; |
| /** Derived after loader */ |
| public int derivedSortOrder = SORT_ORDER_DISPLAY_NAME; |
| |
| public boolean allowMultiple = false; |
| public boolean showSize = false; |
| public boolean localOnly = false; |
| public boolean forceAdvanced = false; |
| public boolean showAdvanced = false; |
| public boolean stackTouched = false; |
| public boolean restored = false; |
| |
| /** Current user navigation stack; empty implies recents. */ |
| public DocumentStack stack = new DocumentStack(); |
| /** Currently active search, overriding any stack. */ |
| public String currentSearch; |
| |
| /** Instance state for every shown directory */ |
| public HashMap<String, SparseArray<Parcelable>> dirState = Maps.newHashMap(); |
| |
| public static final int ACTION_OPEN = 1; |
| public static final int ACTION_CREATE = 2; |
| public static final int ACTION_GET_CONTENT = 3; |
| public static final int ACTION_PICK_DIRECTORY = 4; |
| public static final int ACTION_MANAGE = 5; |
| |
| public static final int MODE_UNKNOWN = 0; |
| public static final int MODE_LIST = 1; |
| public static final int MODE_GRID = 2; |
| |
| public static final int SORT_ORDER_UNKNOWN = 0; |
| public static final int SORT_ORDER_DISPLAY_NAME = 1; |
| public static final int SORT_ORDER_LAST_MODIFIED = 2; |
| public static final int SORT_ORDER_SIZE = 3; |
| |
| @Override |
| public int describeContents() { |
| return 0; |
| } |
| |
| @Override |
| public void writeToParcel(Parcel out, int flags) { |
| out.writeInt(action); |
| out.writeInt(userMode); |
| out.writeStringArray(acceptMimes); |
| out.writeInt(userSortOrder); |
| out.writeInt(allowMultiple ? 1 : 0); |
| out.writeInt(showSize ? 1 : 0); |
| out.writeInt(localOnly ? 1 : 0); |
| out.writeInt(forceAdvanced ? 1 : 0); |
| out.writeInt(showAdvanced ? 1 : 0); |
| out.writeInt(stackTouched ? 1 : 0); |
| out.writeInt(restored ? 1 : 0); |
| DurableUtils.writeToParcel(out, stack); |
| out.writeString(currentSearch); |
| out.writeMap(dirState); |
| } |
| |
| public static final Creator<State> CREATOR = new Creator<State>() { |
| @Override |
| public State createFromParcel(Parcel in) { |
| final State state = new State(); |
| state.action = in.readInt(); |
| state.userMode = in.readInt(); |
| state.acceptMimes = in.readStringArray(); |
| state.userSortOrder = in.readInt(); |
| state.allowMultiple = in.readInt() != 0; |
| state.showSize = in.readInt() != 0; |
| state.localOnly = in.readInt() != 0; |
| state.forceAdvanced = in.readInt() != 0; |
| state.showAdvanced = in.readInt() != 0; |
| state.stackTouched = in.readInt() != 0; |
| state.restored = in.readInt() != 0; |
| DurableUtils.readFromParcel(in, state.stack); |
| state.currentSearch = in.readString(); |
| in.readMap(state.dirState, null); |
| return state; |
| } |
| |
| @Override |
| public State[] newArray(int size) { |
| return new State[size]; |
| } |
| }; |
| } |
| |
| 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 DocumentsActivity get(Fragment fragment) { |
| return (DocumentsActivity) fragment.getActivity(); |
| } |
| } |