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Merge "Open drawer only on first update." into nyc-dev

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am: 527184d

* commit '527184d42bd1bf29912ac7254f437b3e39a48940':
  Open drawer only on first update.

Change-Id: Iba746faf3b159a34b798513977114680ba4b5bb5
This commit is contained in:
Ben Lin
2016-04-13 22:25:42 +00:00
committed by android-build-merger
parent a12899eb5b 527184d42b
commit 747f3992e3
1 changed files with 7 additions and 1 deletions
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8
packages/DocumentsUI/src/com/android/documentsui/dirlist/FragmentTuner.java
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@@ -195,6 +195,10 @@ public abstract class FragmentTuner {
*/ */
private static final class FilesTuner extends FragmentTuner { private static final class FilesTuner extends FragmentTuner {
// We use this to keep track of whether a model has been previously loaded or not so we can
// open the drawer on empty directories on first launch
private boolean mModelPreviousLoaded;
public FilesTuner(Context context, State state) { public FilesTuner(Context context, State state) {
super(context, state); super(context, state);
} }
@@ -230,10 +234,12 @@ public abstract class FragmentTuner {
@Override @Override
void onModelLoaded(Model model, @ResultType int resultType, boolean isSearch) { void onModelLoaded(Model model, @ResultType int resultType, boolean isSearch) {
// When launched into empty root, open drawer. // When launched into empty root, open drawer.
if (model.isEmpty() && !mState.hasInitialLocationChanged() && !isSearch) { if (model.isEmpty() && !mState.hasInitialLocationChanged() && !isSearch
&& !mModelPreviousLoaded) {
// This noops on layouts without drawer, so no need to guard. // This noops on layouts without drawer, so no need to guard.
((BaseActivity) mContext).setRootsDrawerOpen(true); ((BaseActivity) mContext).setRootsDrawerOpen(true);
} }
mModelPreviousLoaded = true;
} }
@Override @Override