1 files changed, 118 insertions, 0 deletions
diff --git a/java/com/android/dialer/callcomposer/GalleryGridAdapter.java b/java/com/android/dialer/callcomposer/GalleryGridAdapter.java
new file mode 100644
index 000000000..0a7fd769b
--- /dev/null
+++ b/java/com/android/dialer/callcomposer/GalleryGridAdapter.java
@@ -0,0 +1,118 @@
+/*
+ * Copyright (C) 2016 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.dialer.callcomposer;
+
+import android.content.Context;
+import android.database.Cursor;
+import android.database.MatrixCursor;
+import android.database.MergeCursor;
+import android.support.annotation.NonNull;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.CursorAdapter;
+import com.android.dialer.common.Assert;
+import com.android.dialer.common.LogUtil;
+import java.util.ArrayList;
+import java.util.List;
+
+/** Bridges between the image cursor loaded by GalleryBoundCursorLoader and the GalleryGridView. */
+public class GalleryGridAdapter extends CursorAdapter {
+
+  @NonNull private final OnClickListener onClickListener;
+  @NonNull private final List<GalleryGridItemView> views = new ArrayList<>();
+  @NonNull private final Context context;
+
+  private GalleryGridItemData selectedData;
+
+  public GalleryGridAdapter(
+      @NonNull Context context, Cursor cursor, @NonNull OnClickListener onClickListener) {
+    super(context, cursor, 0);
+    this.onClickListener = Assert.isNotNull(onClickListener);
+    this.context = Assert.isNotNull(context);
+  }
+
+  @Override
+  public int getCount() {
+    // Add one for the header.
+    return super.getCount() + 1;
+  }
+
+  @Override
+  public View getView(int position, View convertView, ViewGroup parent) {
+    // At position 0, we want to insert a header. If position == 0, we don't need the cursor.
+    // If position != 0, then we need to move the cursor to position - 1 to account for the offset
+    // of the header.
+    if (position != 0 && !getCursor().moveToPosition(position - 1)) {
+      Assert.fail("couldn't move cursor to position " + (position - 1));
+    }
+    View view;
+    if (convertView == null) {
+      view = newView(context, getCursor(), parent);
+    } else {
+      view = convertView;
+    }
+    bindView(view, context, getCursor(), position);
+    return view;
+  }
+
+  private void bindView(View view, Context context, Cursor cursor, int position) {
+    if (position == 0) {
+      GalleryGridItemView gridView = (GalleryGridItemView) view;
+      gridView.showGallery(true);
+    } else {
+      bindView(view, context, cursor);
+    }
+  }
+
+  @Override
+  public void bindView(View view, Context context, Cursor cursor) {
+    GalleryGridItemView gridView = (GalleryGridItemView) view;
+    gridView.bind(cursor);
+    gridView.setSelected(gridView.getData().equals(selectedData));
+  }
+
+  @Override
+  public View newView(Context context, Cursor cursor, ViewGroup parent) {
+    GalleryGridItemView view =
+        (GalleryGridItemView)
+            LayoutInflater.from(context).inflate(R.layout.gallery_grid_item_view, parent, false);
+    view.setOnClickListener(onClickListener);
+    views.add(view);
+    return view;
+  }
+
+  public void setSelected(GalleryGridItemData selectedData) {
+    this.selectedData = selectedData;
+    for (GalleryGridItemView view : views) {
+      view.setSelected(view.getData().equals(selectedData));
+    }
+  }
+
+  public GalleryGridItemData insertEntry(String filePath, String mimeType) {
+    LogUtil.i("GalleryGridAdapter.insertRow", mimeType + " " + filePath);
+
+    MatrixCursor extraRow = new MatrixCursor(GalleryGridItemData.IMAGE_PROJECTION);
+    extraRow.addRow(new Object[] {0L, filePath, mimeType, ""});
+    extraRow.moveToFirst();
+    Cursor extendedCursor = new MergeCursor(new Cursor[] {extraRow, getCursor()});
+    swapCursor(extendedCursor);
+
+    return new GalleryGridItemData(extraRow);
+  }
+}