7a3b88cf56
Update remaining local DEBUG definitions to use Shared.DEBUG. Change-Id: I3ed4d4b184836da161adff14bd3d9ca01b435847
112 lines
3.8 KiB
Java
112 lines
3.8 KiB
Java
/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.documentsui;
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import static com.android.documentsui.Shared.DEBUG;
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import static com.android.documentsui.Shared.TAG;
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import static com.android.documentsui.model.DocumentInfo.getCursorString;
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import android.content.ClipData;
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import android.content.ClipDescription;
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import android.content.ComponentName;
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import android.content.Intent;
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import android.content.pm.PackageManager;
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import android.database.Cursor;
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import android.net.Uri;
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import android.provider.DocumentsContract;
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import android.provider.DocumentsContract.Document;
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import android.support.annotation.Nullable;
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import android.util.Log;
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import com.android.documentsui.BaseActivity.DocumentContext;
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import com.android.documentsui.model.DocumentInfo;
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/**
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* Provides support for gather a list of quick-viewable files into a quick view intent.
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*/
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final class QuickViewIntentBuilder {
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private final DocumentInfo mDocument;
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private final DocumentContext mContext;
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public ClipData mClipData;
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public int mDocumentLocation;
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private PackageManager mPkgManager;
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public QuickViewIntentBuilder(
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PackageManager pkgManager, DocumentInfo doc, DocumentContext context) {
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mPkgManager = pkgManager;
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mDocument = doc;
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mContext = context;
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}
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/**
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* Builds the intent for quick viewing. Short circuits building if a handler cannot
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* be resolved; in this case {@code null} is returned.
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*/
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@Nullable Intent build() {
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if (DEBUG) Log.d(TAG, "Preparing intent for doc:" + mDocument.documentId);
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Intent intent = new Intent(Intent.ACTION_QUICK_VIEW);
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intent.setDataAndType(mDocument.derivedUri, mDocument.mimeType);
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// Try to resolve the intent. If a matching app isn't installed, it won't resolve.
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ComponentName handler = intent.resolveActivity(mPkgManager);
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if (handler == null) {
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return null;
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}
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Cursor cursor = mContext.getCursor();
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for (int i = 0; i < cursor.getCount(); i++) {
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onNextItem(i, cursor);
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}
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intent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
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intent.putExtra(Intent.EXTRA_INDEX, mDocumentLocation);
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intent.setClipData(mClipData);
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return intent;
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}
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private void onNextItem(int index, Cursor cursor) {
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cursor.moveToPosition(index);
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String mimeType = getCursorString(cursor, Document.COLUMN_MIME_TYPE);
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if (Document.MIME_TYPE_DIR.equals(mimeType)) {
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return;
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}
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String id = getCursorString(cursor, Document.COLUMN_DOCUMENT_ID);
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String authority = getCursorString(cursor, RootCursorWrapper.COLUMN_AUTHORITY);
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Uri uri = DocumentsContract.buildDocumentUri(authority, id);
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if (DEBUG) Log.d(TAG, "Including file[" + id + "] @ " + uri);
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if (id.equals(mDocument.documentId)) {
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if (DEBUG) Log.d(TAG, "Found starting point for QV. " + index);
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mDocumentLocation = index;
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}
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ClipData.Item item = new ClipData.Item(uri);
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if (mClipData == null) {
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mClipData = new ClipData(
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"URIs", new String[]{ClipDescription.MIMETYPE_TEXT_URILIST}, item);
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} else {
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mClipData.addItem(item);
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}
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}
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}
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