From cf0e9ace5eecc4457b9bd6e92a3c8391c09654d9 Mon Sep 17 00:00:00 2001
From: Daichi Hirono <hirono@google.com>
Date: Fri, 17 Apr 2015 16:19:15 +0900
Subject: DocumentsUI: Save source file list into BaseActivity.State.

This is needed so that the activity does not lost the list on screen rotation.

BUG=20283251

Change-Id: I8f971bab0a0ce2066fd5fea29b98b355cb948ea6
---
 packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java  | 6 ++++++
 .../DocumentsUI/src/com/android/documentsui/DirectoryFragment.java  | 6 ++----
 2 files changed, 8 insertions(+), 4 deletions(-)

(limited to 'packages/DocumentsUI')

diff --git a/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java b/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
index 66792da..8039b71 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/BaseActivity.java
@@ -16,6 +16,7 @@
 
 package com.android.documentsui;
 
+import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
 
@@ -95,6 +96,9 @@ abstract class BaseActivity extends Activity {
         /** Instance state for every shown directory */
         public HashMap<String, SparseArray<Parcelable>> dirState = Maps.newHashMap();
 
+        /** Currently copying file */
+        public List<DocumentInfo> selectedDocumentsForCopy = new ArrayList<DocumentInfo>();
+
         public static final int ACTION_OPEN = 1;
         public static final int ACTION_CREATE = 2;
         public static final int ACTION_GET_CONTENT = 3;
@@ -134,6 +138,7 @@ abstract class BaseActivity extends Activity {
             DurableUtils.writeToParcel(out, stack);
             out.writeString(currentSearch);
             out.writeMap(dirState);
+            out.writeList(selectedDocumentsForCopy);
         }
 
         public static final Creator<State> CREATOR = new Creator<State>() {
@@ -154,6 +159,7 @@ abstract class BaseActivity extends Activity {
                 DurableUtils.readFromParcel(in, state.stack);
                 state.currentSearch = in.readString();
                 in.readMap(state.dirState, null);
+                in.readList(state.selectedDocumentsForCopy, null);
                 return state;
             }
 
diff --git a/packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java b/packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java
index a617bd3..37a14c6 100644
--- a/packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java
+++ b/packages/DocumentsUI/src/com/android/documentsui/DirectoryFragment.java
@@ -100,8 +100,6 @@ public class DirectoryFragment extends Fragment {
 
     private AbsListView mCurrentView;
 
-    private List<DocumentInfo> mSelectedDocumentsForCopy;
-
     public static final int TYPE_NORMAL = 1;
     public static final int TYPE_SEARCH = 2;
     public static final int TYPE_RECENT_OPEN = 3;
@@ -357,7 +355,7 @@ public class DirectoryFragment extends Fragment {
             return;
         }
 
-        final List<DocumentInfo> docs = mSelectedDocumentsForCopy;
+        final List<DocumentInfo> docs = getDisplayState(this).selectedDocumentsForCopy;
         final Intent copyIntent = new Intent(context, CopyService.class);
         copyIntent.putParcelableArrayListExtra(CopyService.EXTRA_SRC_LIST, new ArrayList<DocumentInfo>(docs));
         copyIntent.putExtra(CopyService.EXTRA_STACK, data.getParcelableExtra(CopyService.EXTRA_STACK));
@@ -674,7 +672,7 @@ public class DirectoryFragment extends Fragment {
     }
 
     private void onCopyDocuments(List<DocumentInfo> docs) {
-        mSelectedDocumentsForCopy = docs;
+        getDisplayState(this).selectedDocumentsForCopy = docs;
 
         // Pop up a dialog to pick a destination.  This is inadequate but works for now.
         // TODO: Implement a picker that is to spec.
-- 
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