Index: chrome/android/java/src/org/chromium/chrome/browser/download/ui/DownloadHistoryAdapter.java |
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/download/ui/DownloadHistoryAdapter.java b/chrome/android/java/src/org/chromium/chrome/browser/download/ui/DownloadHistoryAdapter.java |
index b6b11e530053aead0e7f0bd20ae373dcae227a65..f6a6258ae91e53355b0b22c300f148692c7a2a21 100644 |
--- a/chrome/android/java/src/org/chromium/chrome/browser/download/ui/DownloadHistoryAdapter.java |
+++ b/chrome/android/java/src/org/chromium/chrome/browser/download/ui/DownloadHistoryAdapter.java |
@@ -5,9 +5,12 @@ |
package org.chromium.chrome.browser.download.ui; |
import android.content.ComponentName; |
+import android.support.v7.widget.RecyclerView; |
import android.support.v7.widget.RecyclerView.ViewHolder; |
import android.text.TextUtils; |
+import android.util.Pair; |
import android.view.LayoutInflater; |
+import android.view.View; |
import android.view.ViewGroup; |
import org.chromium.base.ObserverList; |
@@ -204,6 +207,47 @@ public class DownloadHistoryAdapter extends DateDividedAdapter |
return R.layout.date_view; |
} |
+ private int getOfflineGroupHeaderResId() { |
+ return R.layout.offline_download_header; |
+ } |
+ |
+ private static class OfflineGroupHeaderViewHolder extends RecyclerView.ViewHolder { |
+ private OfflineGroupHeaderView mView; |
+ |
+ public OfflineGroupHeaderViewHolder(View view) { |
+ super(view); |
+ mView = (OfflineGroupHeaderView) view; |
+ } |
+ |
+ public OfflineGroupHeaderView getView() { |
+ return mView; |
+ } |
+ } |
+ |
+ @Override |
+ public final RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { |
+ if (viewType == TYPE_OFFLINE_HEADER) { |
+ return new OfflineGroupHeaderViewHolder( |
+ LayoutInflater.from(parent.getContext()) |
+ .inflate(getOfflineGroupHeaderResId(), parent, false)); |
+ } else { |
+ return super.onCreateViewHolder(parent, viewType); |
+ } |
+ } |
+ |
+ @Override |
+ public final void onBindViewHolder(RecyclerView.ViewHolder holder, int position) { |
+ if (holder instanceof OfflineGroupHeaderViewHolder) { |
+ Pair<ItemGroup, Integer> pair = getGroupAt(position); |
+ DownloadItemGroup group = (DownloadItemGroup) pair.first; |
+ OfflineGroupHeaderView offlineView = ((OfflineGroupHeaderViewHolder) holder).getView(); |
+ offlineView.bindGroupAndAdapter(group, this); |
+ offlineView.updateTitleText(group.getOfflinePageCount()); |
+ } else { |
+ super.onBindViewHolder(holder, position); |
+ } |
+ } |
+ |
@Override |
public ViewHolder createViewHolder(ViewGroup parent) { |
DownloadItemView v = (DownloadItemView) LayoutInflater.from(parent.getContext()).inflate( |
@@ -221,6 +265,28 @@ public class DownloadHistoryAdapter extends DateDividedAdapter |
holder.getItemView().displayItem(mBackendProvider, item); |
} |
+ public void expandOfflineHeader(DownloadItemGroup group) { |
+ group.setOfflinePageExpanded(true); |
+ // mSize += group.mNumOfflinePages; |
+ computeItemCount(); |
+ setGroupPositions(); |
+ notifyDataSetChanged(); |
+ } |
+ |
+ public void collapseOfflineHeader(DownloadItemGroup group) { |
+ group.setOfflinePageExpanded(false); |
+ // mSize -= group.mNumOfflinePages; |
+ computeItemCount(); |
+ setGroupPositions(); |
+ notifyDataSetChanged(); |
+ } |
+ |
+ @Override |
+ protected ItemGroup createGroup(long timeStamp) { |
+ ItemGroup group = new DownloadItemGroup(timeStamp); |
+ return group; |
+ } |
+ |
/** Called when a new DownloadItem has been created by the native DownloadManager. */ |
public void onDownloadItemCreated(DownloadItem item) { |
boolean isOffTheRecord = item.getDownloadInfo().isOffTheRecord(); |