1 files changed, 102 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/ingest/adapter/MtpPagerAdapter.java b/src/com/android/gallery3d/ingest/adapter/MtpPagerAdapter.java
new file mode 100644
index 000000000..9e7abc01d
--- /dev/null
+++ b/src/com/android/gallery3d/ingest/adapter/MtpPagerAdapter.java
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2013 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.gallery3d.ingest.adapter;
+
+import android.content.Context;
+import android.mtp.MtpObjectInfo;
+import android.support.v4.view.PagerAdapter;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.android.gallery3d.R;
+import com.android.gallery3d.ingest.MtpDeviceIndex;
+import com.android.gallery3d.ingest.MtpDeviceIndex.SortOrder;
+import com.android.gallery3d.ingest.ui.MtpFullscreenView;
+
+public class MtpPagerAdapter extends PagerAdapter {
+
+    private LayoutInflater mInflater;
+    private int mGeneration = 0;
+    private CheckBroker mBroker;
+    private MtpDeviceIndex mModel;
+    private SortOrder mSortOrder = SortOrder.Descending;
+
+    private MtpFullscreenView mReusableView = null;
+
+    public MtpPagerAdapter(Context context, CheckBroker broker) {
+        super();
+        mInflater = LayoutInflater.from(context);
+        mBroker = broker;
+    }
+
+    public void setMtpDeviceIndex(MtpDeviceIndex index) {
+        mModel = index;
+        notifyDataSetChanged();
+    }
+
+    @Override
+    public int getCount() {
+        return mModel != null ? mModel.sizeWithoutLabels() : 0;
+    }
+
+    @Override
+    public void notifyDataSetChanged() {
+        mGeneration++;
+        super.notifyDataSetChanged();
+    }
+
+    public int translatePositionWithLabels(int position) {
+        if (mModel == null) return -1;
+        return mModel.getPositionWithoutLabelsFromPosition(position, mSortOrder);
+    }
+
+    @Override
+    public void finishUpdate(ViewGroup container) {
+        mReusableView = null;
+        super.finishUpdate(container);
+    }
+
+    @Override
+    public boolean isViewFromObject(View view, Object object) {
+        return view == object;
+    }
+
+    @Override
+    public void destroyItem(ViewGroup container, int position, Object object) {
+        MtpFullscreenView v = (MtpFullscreenView)object;
+        container.removeView(v);
+        mBroker.unregisterOnCheckedChangeListener(v);
+        mReusableView = v;
+    }
+
+    @Override
+    public Object instantiateItem(ViewGroup container, int position) {
+        MtpFullscreenView v;
+        if (mReusableView != null) {
+            v = mReusableView;
+            mReusableView = null;
+        } else {
+            v = (MtpFullscreenView) mInflater.inflate(R.layout.ingest_fullsize, container, false);
+        }
+        MtpObjectInfo i = mModel.getWithoutLabels(position, mSortOrder);
+        v.getImageView().setMtpDeviceAndObjectInfo(mModel.getDevice(), i, mGeneration);
+        v.setPositionAndBroker(position, mBroker);
+        container.addView(v);
+        return v;
+    }
+}