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Implement a standalone file manager activity.

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Change-Id: Iaf86ef416b979cea4ab3890d3a26f09741392c3d
This commit is contained in:
Steve McKay
2015-03-25 14:35:33 -07:00
parent 527b45376a
commit e934ce6f84
16 changed files with 1199 additions and 163 deletions
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13
packages/DocumentsUI/AndroidManifest.xml
View File

@@ -42,10 +42,21 @@
</intent-filter>
</activity>
<activity
android:name=".StandaloneActivity"
android:theme="@style/StandaloneTheme"
android:icon="@drawable/ic_doc_text"
android:enabled="false">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<provider
android:name=".RecentsProvider"
android:authorities="com.android.documentsui.recents"
android:exported="false" />
android:exported="false"/>
<receiver android:name=".PackageReceiver">
<intent-filter>

18
packages/DocumentsUI/res/values/styles.xml
View File

@@ -43,4 +43,22 @@
<item name="android:windowSoftInputMode">stateUnspecified|adjustUnspecified</item>
</style>
<style name="StandaloneTheme" parent="android:Theme.Light">
<item name="android:actionBarWidgetTheme">@null</item>
<item name="android:actionBarTheme">@*android:style/ThemeOverlay.Material.Dark.ActionBar</item>
<item name="android:actionBarPopupTheme">@*android:style/ThemeOverlay.Material.Light</item>
<item name="android:colorPrimaryDark">@*android:color/material_blue_grey_900</item>
<item name="android:colorPrimary">@*android:color/material_blue_grey_800</item>
<item name="android:colorAccent">@*android:color/material_deep_teal_500</item>
<item name="android:listDivider">@*android:drawable/list_divider_material</item>
<item name="android:windowActionBar">false</item>
<item name="android:windowActionModeOverlay">true</item>
<item name="android:windowNoTitle">true</item>
<item name="android:windowSoftInputMode">stateUnspecified|adjustUnspecified</item>
</style>
</resources>

152
packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java Normal file
View File

@@ -0,0 +1,152 @@
/*
* 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 java.util.HashMap;
import java.util.List;
import android.app.Activity;
import android.app.Fragment;
import android.content.pm.ResolveInfo;
import android.os.Parcel;
import android.os.Parcelable;
import android.util.SparseArray;
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;
abstract class BaseActivity extends Activity {
public abstract State getDisplayState();
public abstract RootInfo getCurrentRoot();
public abstract void onStateChanged();
public abstract void setRootsDrawerOpen(boolean open);
public abstract void onDocumentPicked(DocumentInfo doc);
public abstract void onDocumentsPicked(List<DocumentInfo> docs);
public abstract DocumentInfo getCurrentDirectory();
public abstract void setPending(boolean pending);
public abstract void onStackPicked(DocumentStack stack);
public abstract void onPickRequested(DocumentInfo pickTarget);
public abstract void onAppPicked(ResolveInfo info);
public abstract void onRootPicked(RootInfo root, boolean closeDrawer);
public abstract void onSaveRequested(DocumentInfo replaceTarget);
public abstract void onSaveRequested(String mimeType, String displayName);
public static BaseActivity get(Fragment fragment) {
return (BaseActivity) fragment.getActivity();
}
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_OPEN_TREE = 4;
public static final int ACTION_MANAGE = 5;
public static final int ACTION_MANAGE_ALL = 6;
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];
}
};
}
}

6
packages/DocumentsUI/src/com/android/documentsui/CreateDirectoryFragment.java
View File

@@ -70,7 +70,7 @@ public class CreateDirectoryFragment extends DialogFragment {
public void onClick(DialogInterface dialog, int which) {
final String displayName = text1.getText().toString();
final DocumentsActivity activity = (DocumentsActivity) getActivity();
final BaseActivity activity = (BaseActivity) getActivity();
final DocumentInfo cwd = activity.getCurrentDirectory();
new CreateDirectoryTask(activity, cwd, displayName).executeOnExecutor(
@@ -83,12 +83,12 @@ public class CreateDirectoryFragment extends DialogFragment {
}
private class CreateDirectoryTask extends AsyncTask<Void, Void, DocumentInfo> {
private final DocumentsActivity mActivity;
private final BaseActivity mActivity;
private final DocumentInfo mCwd;
private final String mDisplayName;
public CreateDirectoryTask(
DocumentsActivity activity, DocumentInfo cwd, String displayName) {
BaseActivity activity, DocumentInfo cwd, String displayName) {
mActivity = activity;
mCwd = cwd;
mDisplayName = displayName;

26
packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java
View File

@@ -17,12 +17,12 @@
package com.android.documentsui;
import static com.android.documentsui.DocumentsActivity.TAG;
import static com.android.documentsui.DocumentsActivity.State.ACTION_CREATE;
import static com.android.documentsui.DocumentsActivity.State.ACTION_MANAGE;
import static com.android.documentsui.DocumentsActivity.State.MODE_GRID;
import static com.android.documentsui.DocumentsActivity.State.MODE_LIST;
import static com.android.documentsui.DocumentsActivity.State.MODE_UNKNOWN;
import static com.android.documentsui.DocumentsActivity.State.SORT_ORDER_UNKNOWN;
import static com.android.documentsui.BaseActivity.State.ACTION_CREATE;
import static com.android.documentsui.BaseActivity.State.ACTION_MANAGE;
import static com.android.documentsui.BaseActivity.State.MODE_GRID;
import static com.android.documentsui.BaseActivity.State.MODE_LIST;
import static com.android.documentsui.BaseActivity.State.MODE_UNKNOWN;
import static com.android.documentsui.BaseActivity.State.SORT_ORDER_UNKNOWN;
import static com.android.documentsui.model.DocumentInfo.getCursorInt;
import static com.android.documentsui.model.DocumentInfo.getCursorLong;
import static com.android.documentsui.model.DocumentInfo.getCursorString;
@@ -76,7 +76,7 @@ import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
import com.android.documentsui.DocumentsActivity.State;
import com.android.documentsui.BaseActivity.State;
import com.android.documentsui.ProviderExecutor.Preemptable;
import com.android.documentsui.RecentsProvider.StateColumns;
import com.android.documentsui.model.DocumentInfo;
@@ -301,13 +301,13 @@ public class DirectoryFragment extends Fragment {
state.derivedMode = result.mode;
}
state.derivedSortOrder = result.sortOrder;
((DocumentsActivity) context).onStateChanged();
((BaseActivity) context).onStateChanged();
updateDisplayState();
// When launched into empty recents, show drawer
if (mType == TYPE_RECENT_OPEN && mAdapter.isEmpty() && !state.stackTouched) {
((DocumentsActivity) context).setRootsDrawerOpen(true);
((BaseActivity) context).setRootsDrawerOpen(true);
}
// Restore any previous instance state
@@ -386,7 +386,7 @@ public class DirectoryFragment extends Fragment {
// Mode change is just visual change; no need to kick loader, and
// deliver change event immediately.
state.derivedMode = state.userMode;
((DocumentsActivity) getActivity()).onStateChanged();
((BaseActivity) getActivity()).onStateChanged();
updateDisplayState();
}
@@ -441,7 +441,7 @@ public class DirectoryFragment extends Fragment {
final int docFlags = getCursorInt(cursor, Document.COLUMN_FLAGS);
if (isDocumentEnabled(docMimeType, docFlags)) {
final DocumentInfo doc = DocumentInfo.fromDirectoryCursor(cursor);
((DocumentsActivity) getActivity()).onDocumentPicked(doc);
((BaseActivity) getActivity()).onDocumentPicked(doc);
}
}
}
@@ -487,7 +487,7 @@ public class DirectoryFragment extends Fragment {
final int id = item.getItemId();
if (id == R.id.menu_open) {
DocumentsActivity.get(DirectoryFragment.this).onDocumentsPicked(docs);
BaseActivity.get(DirectoryFragment.this).onDocumentsPicked(docs);
mode.finish();
return true;
@@ -616,7 +616,7 @@ public class DirectoryFragment extends Fragment {
}
private static State getDisplayState(Fragment fragment) {
return ((DocumentsActivity) fragment.getActivity()).getDisplayState();
return ((BaseActivity) fragment.getActivity()).getDisplayState();
}
private static abstract class Footer {

12
packages/DocumentsUI/src/com/android/documentsui/DirectoryLoader.java
View File

@@ -17,11 +17,11 @@
package com.android.documentsui;
import static com.android.documentsui.DocumentsActivity.TAG;
import static com.android.documentsui.DocumentsActivity.State.MODE_UNKNOWN;
import static com.android.documentsui.DocumentsActivity.State.SORT_ORDER_DISPLAY_NAME;
import static com.android.documentsui.DocumentsActivity.State.SORT_ORDER_LAST_MODIFIED;
import static com.android.documentsui.DocumentsActivity.State.SORT_ORDER_SIZE;
import static com.android.documentsui.DocumentsActivity.State.SORT_ORDER_UNKNOWN;
import static com.android.documentsui.BaseActivity.State.MODE_UNKNOWN;
import static com.android.documentsui.BaseActivity.State.SORT_ORDER_DISPLAY_NAME;
import static com.android.documentsui.BaseActivity.State.SORT_ORDER_LAST_MODIFIED;
import static com.android.documentsui.BaseActivity.State.SORT_ORDER_SIZE;
import static com.android.documentsui.BaseActivity.State.SORT_ORDER_UNKNOWN;
import static com.android.documentsui.model.DocumentInfo.getCursorInt;
import android.content.AsyncTaskLoader;
@@ -36,7 +36,7 @@ import android.provider.DocumentsContract;
import android.provider.DocumentsContract.Document;
import android.util.Log;
import com.android.documentsui.DocumentsActivity.State;
import com.android.documentsui.BaseActivity.State;
import com.android.documentsui.RecentsProvider.StateColumns;
import com.android.documentsui.model.DocumentInfo;
import com.android.documentsui.model.RootInfo;

143
packages/DocumentsUI/src/com/android/documentsui/DocumentsActivity.java
View File

@@ -20,14 +20,13 @@ 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_OPEN_TREE;
import static com.android.documentsui.DocumentsActivity.State.MODE_GRID;
import static com.android.documentsui.DocumentsActivity.State.MODE_LIST;
import static com.android.documentsui.BaseActivity.State.ACTION_CREATE;
import static com.android.documentsui.BaseActivity.State.ACTION_GET_CONTENT;
import static com.android.documentsui.BaseActivity.State.ACTION_MANAGE;
import static com.android.documentsui.BaseActivity.State.ACTION_OPEN;
import static com.android.documentsui.BaseActivity.State.ACTION_OPEN_TREE;
import static com.android.documentsui.BaseActivity.State.MODE_GRID;
import static com.android.documentsui.BaseActivity.State.MODE_LIST;
import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentManager;
@@ -46,15 +45,12 @@ import android.graphics.Point;
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.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;
@@ -79,7 +75,6 @@ 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;
@@ -87,11 +82,10 @@ 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 class DocumentsActivity extends BaseActivity {
public static final String TAG = "Documents";
private static final String EXTRA_STATE = "state";
@@ -203,8 +197,8 @@ public class DocumentsActivity extends Activity {
moreApps.setComponent(null);
moreApps.setPackage(null);
RootsFragment.show(getFragmentManager(), moreApps);
} else if (mState.action == ACTION_OPEN || mState.action == ACTION_CREATE
|| mState.action == ACTION_OPEN_TREE) {
} else if (mState.action == ACTION_OPEN
|| mState.action == ACTION_CREATE || mState.action == ACTION_OPEN_TREE) {
RootsFragment.show(getFragmentManager(), null);
}
@@ -389,6 +383,7 @@ public class DocumentsActivity extends Activity {
updateActionBar();
}
@Override
public void setRootsDrawerOpen(boolean open) {
if (!mShowAsDialog) {
if (open) {
@@ -667,9 +662,7 @@ public class DocumentsActivity extends Activity {
invalidateOptionsMenu();
}
/**
* Update UI to reflect internal state changes not from user.
*/
@Override
public void onStateChanged() {
invalidateOptionsMenu();
}
@@ -690,6 +683,7 @@ public class DocumentsActivity extends Activity {
DirectoryFragment.get(getFragmentManager()).onUserModeChanged();
}
@Override
public void setPending(boolean pending) {
final SaveFragment save = SaveFragment.get(getFragmentManager());
if (save != null) {
@@ -808,6 +802,7 @@ public class DocumentsActivity extends Activity {
}
};
@Override
public RootInfo getCurrentRoot() {
if (mState.stack.root != null) {
return mState.stack.root;
@@ -816,6 +811,7 @@ public class DocumentsActivity extends Activity {
}
}
@Override
public DocumentInfo getCurrentDirectory() {
return mState.stack.peek();
}
@@ -834,6 +830,7 @@ public class DocumentsActivity extends Activity {
}
}
@Override
public State getDisplayState() {
return mState;
}
@@ -895,6 +892,7 @@ public class DocumentsActivity extends Activity {
dumpStack();
}
@Override
public void onStackPicked(DocumentStack stack) {
try {
// Update the restored stack to ensure we have freshest data
@@ -909,6 +907,7 @@ public class DocumentsActivity extends Activity {
}
}
@Override
public void onRootPicked(RootInfo root, boolean closeDrawer) {
// Clear entire backstack and start in new root
mState.stack.root = root;
@@ -955,6 +954,7 @@ public class DocumentsActivity extends Activity {
}
}
@Override
public void onAppPicked(ResolveInfo info) {
final Intent intent = new Intent(getIntent());
intent.setFlags(intent.getFlags() & ~Intent.FLAG_ACTIVITY_FORWARD_RESULT);
@@ -985,6 +985,7 @@ public class DocumentsActivity extends Activity {
}
}
@Override
public void onDocumentPicked(DocumentInfo doc) {
final FragmentManager fm = getFragmentManager();
if (doc.isDirectory()) {
@@ -1020,6 +1021,7 @@ public class DocumentsActivity extends Activity {
}
}
@Override
public void onDocumentsPicked(List<DocumentInfo> docs) {
if (mState.action == ACTION_OPEN || mState.action == ACTION_GET_CONTENT) {
final int size = docs.size();
@@ -1031,14 +1033,17 @@ public class DocumentsActivity extends Activity {
}
}
@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);
@@ -1188,102 +1193,6 @@ public class DocumentsActivity extends Activity {
}
}
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_OPEN_TREE = 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);
@@ -1291,8 +1200,4 @@ public class DocumentsActivity extends Activity {
Log.d(TAG, " +-- " + doc);
}
}
public static DocumentsActivity get(Fragment fragment) {
return (DocumentsActivity) fragment.getActivity();
}
}

2
packages/DocumentsUI/src/com/android/documentsui/PickFragment.java
View File

@@ -69,7 +69,7 @@ public class PickFragment extends Fragment {
private View.OnClickListener mPickListener = new View.OnClickListener() {
@Override
public void onClick(View v) {
final DocumentsActivity activity = DocumentsActivity.get(PickFragment.this);
final BaseActivity activity = BaseActivity.get(PickFragment.this);
activity.onPickRequested(mPickTarget);
}
};

4
packages/DocumentsUI/src/com/android/documentsui/RecentLoader.java
View File

@@ -17,7 +17,7 @@
package com.android.documentsui;
import static com.android.documentsui.DocumentsActivity.TAG;
import static com.android.documentsui.DocumentsActivity.State.SORT_ORDER_LAST_MODIFIED;
import static com.android.documentsui.BaseActivity.State.SORT_ORDER_LAST_MODIFIED;
import android.app.ActivityManager;
import android.content.AsyncTaskLoader;
@@ -34,7 +34,7 @@ import android.provider.DocumentsContract.Root;
import android.text.format.DateUtils;
import android.util.Log;
import com.android.documentsui.DocumentsActivity.State;
import com.android.documentsui.BaseActivity.State;
import com.android.documentsui.model.RootInfo;
import com.google.android.collect.Maps;
import com.google.common.collect.Lists;

8
packages/DocumentsUI/src/com/android/documentsui/RecentsCreateFragment.java
View File

@@ -45,7 +45,7 @@ import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;
import com.android.documentsui.DocumentsActivity.State;
import com.android.documentsui.BaseActivity.State;
import com.android.documentsui.RecentsProvider.RecentColumns;
import com.android.documentsui.model.DocumentStack;
import com.android.documentsui.model.DurableUtils;
@@ -95,7 +95,7 @@ public class RecentsCreateFragment extends Fragment {
mListView.setAdapter(mAdapter);
final RootsCache roots = DocumentsApplication.getRootsCache(context);
final State state = ((DocumentsActivity) getActivity()).getDisplayState();
final State state = ((BaseActivity) getActivity()).getDisplayState();
mCallbacks = new LoaderCallbacks<List<DocumentStack>>() {
@Override
@@ -110,7 +110,7 @@ public class RecentsCreateFragment extends Fragment {
// When launched into empty recents, show drawer
if (mAdapter.isEmpty() && !state.stackTouched) {
((DocumentsActivity) context).setRootsDrawerOpen(true);
((BaseActivity) context).setRootsDrawerOpen(true);
}
}
@@ -139,7 +139,7 @@ public class RecentsCreateFragment extends Fragment {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
final DocumentStack stack = mAdapter.getItem(position);
((DocumentsActivity) getActivity()).onStackPicked(stack);
((BaseActivity) getActivity()).onStackPicked(stack);
}
};

2
packages/DocumentsUI/src/com/android/documentsui/RootsCache.java
View File

@@ -36,7 +36,7 @@ import android.provider.DocumentsContract;
import android.provider.DocumentsContract.Root;
import android.util.Log;
import com.android.documentsui.DocumentsActivity.State;
import com.android.documentsui.BaseActivity.State;
import com.android.documentsui.model.RootInfo;
import com.android.internal.annotations.GuardedBy;
import com.android.internal.annotations.VisibleForTesting;

14
packages/DocumentsUI/src/com/android/documentsui/RootsFragment.java
View File

@@ -16,8 +16,6 @@
package com.android.documentsui;
import static com.android.documentsui.DocumentsActivity.State.ACTION_GET_CONTENT;
import android.app.Fragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
@@ -43,7 +41,7 @@ import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;
import com.android.documentsui.DocumentsActivity.State;
import com.android.documentsui.BaseActivity.State;
import com.android.documentsui.model.DocumentInfo;
import com.android.documentsui.model.RootInfo;
import com.google.common.collect.Lists;
@@ -101,7 +99,7 @@ public class RootsFragment extends Fragment {
final Context context = getActivity();
final RootsCache roots = DocumentsApplication.getRootsCache(context);
final State state = ((DocumentsActivity) context).getDisplayState();
final State state = ((BaseActivity) context).getDisplayState();
mCallbacks = new LoaderCallbacks<Collection<RootInfo>>() {
@Override
@@ -138,9 +136,9 @@ public class RootsFragment extends Fragment {
public void onDisplayStateChanged() {
final Context context = getActivity();
final State state = ((DocumentsActivity) context).getDisplayState();
final State state = ((BaseActivity) context).getDisplayState();
if (state.action == ACTION_GET_CONTENT) {
if (state.action == State.ACTION_GET_CONTENT) {
mList.setOnItemLongClickListener(mItemLongClickListener);
} else {
mList.setOnItemLongClickListener(null);
@@ -153,7 +151,7 @@ public class RootsFragment extends Fragment {
public void onCurrentRootChanged() {
if (mAdapter == null) return;
final RootInfo root = ((DocumentsActivity) getActivity()).getCurrentRoot();
final RootInfo root = ((BaseActivity) getActivity()).getCurrentRoot();
for (int i = 0; i < mAdapter.getCount(); i++) {
final Object item = mAdapter.getItem(i);
if (item instanceof RootItem) {
@@ -176,7 +174,7 @@ public class RootsFragment extends Fragment {
private OnItemClickListener mItemListener = new OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
final DocumentsActivity activity = DocumentsActivity.get(RootsFragment.this);
final BaseActivity activity = BaseActivity.get(RootsFragment.this);
final Item item = mAdapter.getItem(position);
if (item instanceof RootItem) {
activity.onRootPicked(((RootItem) item).root, true);

2
packages/DocumentsUI/src/com/android/documentsui/RootsLoader.java
View File

@@ -19,7 +19,7 @@ package com.android.documentsui;
import android.content.AsyncTaskLoader;
import android.content.Context;
import com.android.documentsui.DocumentsActivity.State;
import com.android.documentsui.BaseActivity.State;
import com.android.documentsui.model.RootInfo;
import java.util.Collection;

2
packages/DocumentsUI/src/com/android/documentsui/SaveFragment.java
View File

@@ -113,7 +113,7 @@ public class SaveFragment extends Fragment {
private View.OnClickListener mSaveListener = new View.OnClickListener() {
@Override
public void onClick(View v) {
final DocumentsActivity activity = DocumentsActivity.get(SaveFragment.this);
final BaseActivity activity = BaseActivity.get(SaveFragment.this);
if (mReplaceTarget != null) {
activity.onSaveRequested(mReplaceTarget);
} else {

6
packages/DocumentsUI/src/com/android/documentsui/SortingCursorWrapper.java
View File

@@ -16,9 +16,9 @@
package com.android.documentsui;
import static com.android.documentsui.DocumentsActivity.State.SORT_ORDER_DISPLAY_NAME;
import static com.android.documentsui.DocumentsActivity.State.SORT_ORDER_LAST_MODIFIED;
import static com.android.documentsui.DocumentsActivity.State.SORT_ORDER_SIZE;
import static com.android.documentsui.BaseActivity.State.SORT_ORDER_DISPLAY_NAME;
import static com.android.documentsui.BaseActivity.State.SORT_ORDER_LAST_MODIFIED;
import static com.android.documentsui.BaseActivity.State.SORT_ORDER_SIZE;
import static com.android.documentsui.model.DocumentInfo.getCursorLong;
import static com.android.documentsui.model.DocumentInfo.getCursorString;

952
packages/DocumentsUI/src/com/android/documentsui/StandaloneActivity.java Normal file
View File

@@ -0,0 +1,952 @@
/*
* 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.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.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();
} else {
onCurrentDirectoryChanged(ANIM_NONE);
}
}
private void buildDefaultState() {
mState = new State();
final Intent intent = getIntent();
mState.action = State.ACTION_MANAGE_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;
}
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;
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();
}
}