1 files changed, 180 insertions, 0 deletions
diff --git a/android/3rd_party/HoloEverywhere/library/src/org/holoeverywhere/widget/HeaderViewListAdapter.java b/android/3rd_party/HoloEverywhere/library/src/org/holoeverywhere/widget/HeaderViewListAdapter.java
new file mode 100644
index 0000000000..b633c23715
--- /dev/null
+++ b/android/3rd_party/HoloEverywhere/library/src/org/holoeverywhere/widget/HeaderViewListAdapter.java
@@ -0,0 +1,180 @@
+
+package org.holoeverywhere.widget;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Filter;
+import android.widget.Filterable;
+import android.widget.ListAdapter;
+
+public class HeaderViewListAdapter extends ListAdapterWrapper implements Filterable {
+    public static final class ViewInfo {
+        public Object data;
+        public boolean isSelectable;
+        public View view;
+    }
+
+    private static final List<ViewInfo> EMPTY_INFO_LIST = new ArrayList<ViewInfo>();
+    boolean mAreAllFixedViewsSelectable;
+    private final List<ViewInfo> mFooterViewInfos;
+    private final List<ViewInfo> mHeaderViewInfos;
+    private final boolean mIsFilterable;
+
+    public HeaderViewListAdapter(List<ViewInfo> headerViewInfos,
+            List<ViewInfo> footerViewInfos, ListAdapter adapter, ListAdapterCallback listener) {
+        super(adapter, listener);
+        mIsFilterable = adapter instanceof Filterable;
+        if (headerViewInfos == null) {
+            mHeaderViewInfos = EMPTY_INFO_LIST;
+        } else {
+            mHeaderViewInfos = headerViewInfos;
+        }
+        if (footerViewInfos == null) {
+            mFooterViewInfos = EMPTY_INFO_LIST;
+        } else {
+            mFooterViewInfos = footerViewInfos;
+        }
+        mAreAllFixedViewsSelectable =
+                areAllListInfosSelectable(mHeaderViewInfos)
+                        && areAllListInfosSelectable(mFooterViewInfos);
+    }
+
+    @Override
+    public boolean areAllItemsEnabled() {
+        return mAreAllFixedViewsSelectable && getWrappedAdapter().areAllItemsEnabled();
+    }
+
+    private boolean areAllListInfosSelectable(List<ViewInfo> infos) {
+        if (infos != null) {
+            for (ViewInfo info : infos) {
+                if (!info.isSelectable) {
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+
+    @Override
+    public int getCount() {
+        return getFootersCount() + getHeadersCount() + getWrappedAdapter().getCount();
+    }
+
+    @Override
+    public Filter getFilter() {
+        if (mIsFilterable) {
+            return ((Filterable) getWrappedAdapter()).getFilter();
+        }
+        return null;
+    }
+
+    public int getFootersCount() {
+        return mFooterViewInfos.size();
+    }
+
+    public int getHeadersCount() {
+        return mHeaderViewInfos.size();
+    }
+
+    @Override
+    public Object getItem(int position) {
+        int numHeaders = getHeadersCount();
+        if (position < numHeaders) {
+            return mHeaderViewInfos.get(position).data;
+        }
+        final int adjPosition = position - numHeaders;
+        int adapterCount = getWrappedAdapter().getCount();
+        if (adjPosition < adapterCount) {
+            return super.getItem(adjPosition);
+        }
+        return mFooterViewInfos.get(adjPosition - adapterCount).data;
+    }
+
+    @Override
+    public long getItemId(int position) {
+        int numHeaders = getHeadersCount();
+        if (position >= numHeaders) {
+            int adjPosition = position - numHeaders;
+            int adapterCount = getWrappedAdapter().getCount();
+            if (adjPosition < adapterCount) {
+                return super.getItemId(adjPosition);
+            }
+        }
+        return AdapterView.INVALID_ROW_ID;
+    }
+
+    @Override
+    public int getItemViewType(int position) {
+        int numHeaders = getHeadersCount();
+        if (getWrappedAdapter() != null && position >= numHeaders) {
+            int adjPosition = position - numHeaders;
+            int adapterCount = getWrappedAdapter().getCount();
+            if (adjPosition < adapterCount) {
+                return super.getItemViewType(adjPosition);
+            }
+        }
+        return AdapterView.ITEM_VIEW_TYPE_HEADER_OR_FOOTER;
+    }
+
+    @Override
+    public View getView(int position, View convertView, ViewGroup parent) {
+        int numHeaders = getHeadersCount();
+        if (position < numHeaders) {
+            convertView = mHeaderViewInfos.get(position).view;
+        } else {
+            final int adjPosition = position - numHeaders;
+            int adapterCount = getWrappedAdapter().getCount();
+            if (adjPosition < adapterCount) {
+                convertView = getWrappedAdapter().getView(adjPosition, convertView, parent);
+            } else {
+                convertView = mFooterViewInfos.get(adjPosition - adapterCount).view;
+            }
+        }
+        return onPrepareView(convertView, position);
+    }
+
+    @Override
+    public boolean isEnabled(int position) {
+        int numHeaders = getHeadersCount();
+        if (position < numHeaders) {
+            return mHeaderViewInfos.get(position).isSelectable;
+        }
+        final int adjPosition = position - numHeaders;
+        int adapterCount = getWrappedAdapter().getCount();
+        if (adjPosition < adapterCount) {
+            return super.isEnabled(adjPosition);
+        }
+        return mFooterViewInfos.get(adjPosition - adapterCount).isSelectable;
+    }
+
+    public boolean removeFooter(View v) {
+        for (int i = 0; i < mFooterViewInfos.size(); i++) {
+            ViewInfo info = mFooterViewInfos.get(i);
+            if (info.view == v) {
+                mFooterViewInfos.remove(i);
+                mAreAllFixedViewsSelectable =
+                        areAllListInfosSelectable(mHeaderViewInfos)
+                                && areAllListInfosSelectable(mFooterViewInfos);
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public boolean removeHeader(View v) {
+        for (int i = 0; i < mHeaderViewInfos.size(); i++) {
+            ViewInfo info = mHeaderViewInfos.get(i);
+            if (info.view == v) {
+                mHeaderViewInfos.remove(i);
+                mAreAllFixedViewsSelectable =
+                        areAllListInfosSelectable(mHeaderViewInfos)
+                                && areAllListInfosSelectable(mFooterViewInfos);
+                return true;
+            }
+        }
+        return false;
+    }
+}