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Copyright (c) 2008-2011 Vrije Universiteit, The Netherlands All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the follo...
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/* * Copyright (c) 2008-2012 Vrije Universiteit, The Netherlands All rights * reserved.//w w w. ja v a 2 s.co m * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * Neither the name of the Vrije Universiteit nor the names of its contributors * may be used to endorse or promote products derived from this software without * specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ package interdroid.vdb.persistence.ui; import java.io.IOException; import java.sql.Date; import java.util.ArrayList; import org.eclipse.jgit.revwalk.RevCommit; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import interdroid.vdb.Authority; import interdroid.vdb.R; import interdroid.vdb.content.EntityUriBuilder; import interdroid.vdb.persistence.api.VdbRepository; import interdroid.vdb.persistence.ui.BranchExpandableListAdapter.OnRevisionClickListener; import android.content.Context; import android.net.Uri; import android.text.format.DateFormat; import android.view.Gravity; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.BaseExpandableListAdapter; import android.widget.ExpandableListView; import android.widget.TextView; import android.widget.AbsListView.LayoutParams; import android.widget.AdapterView.OnItemClickListener; import android.widget.AdapterView.OnItemLongClickListener; import android.widget.ExpandableListView.OnChildClickListener; public class CommitExpandableListAdapter extends BaseExpandableListAdapter implements OnChildClickListener, OnItemClickListener, OnItemLongClickListener { private static final Logger logger = LoggerFactory .getLogger(CommitExpandableListAdapter.class); private Context mContext; private VdbRepository mRepo; private String mBranchName; private OnRevisionClickListener mListener; private ArrayList<RevCommit> mCommits = new ArrayList<RevCommit>(); private int mHeaderViewHeight; private int mChildViewHeight; private Uri getCommitUri(int childPosition) { return EntityUriBuilder.commitUri(Authority.VDB, mRepo.getName(), mCommits.get(childPosition).getName()); } private Uri getBranchUri() { return EntityUriBuilder.branchUri(Authority.VDB,mRepo.getName(), mBranchName); } @Override public boolean onChildClick(ExpandableListView parent, View v, int groupPosition, int childPosition, long id) { logger.debug("onChildClick: "+ groupPosition + " : " + childPosition + " : " + id); if (mListener != null) { mListener.onRevisionClick(getCommitUri(childPosition)); return true; } return false; } @Override public boolean onItemLongClick(AdapterView<?> parent, View view, int position, long id) { logger.debug("onItemLongClick: {} {}", position, id); if (mListener != null) { // position zero is the branch, position 1 is the commit dropdown and position 2 is the first commit if (position == 0) { mListener.onRevisionLongClick(getBranchUri()); return true; } else if (position > 1) { mListener.onRevisionLongClick(getCommitUri(position - 2)); return true; } } return false; } @Override public void onItemClick(AdapterView<?> parent, View view, int position, long id) { logger.debug("onItemClick: {} {}", position, id); if (mListener != null) { mListener.onRevisionClick(getBranchUri()); } } @Override public void notifyDataSetChanged() { refreshCommits(); super.notifyDataSetChanged(); } @Override public void notifyDataSetInvalidated() { refreshCommits(); super.notifyDataSetInvalidated(); } public CommitExpandableListAdapter(Context context, VdbRepository repo, String branchName) { mContext = context; mRepo = repo; mBranchName = branchName; refreshCommits(); } public void setRevisionClickListener(OnRevisionClickListener listener) { mListener = listener; } public void setBranchName(String branchName) { mBranchName = branchName; notifyDataSetChanged(); } private void refreshCommits() { mCommits.clear(); try { for (RevCommit c : mRepo.enumerateCommits(mBranchName)) { mCommits.add(c); } } catch (IOException e) { logger.error("Error enumerating commits for branch: " + mBranchName); throw new RuntimeException("Error enumerating commits", e); } } @Override public int getGroupCount() { return 1; } @Override public int getChildrenCount(int groupPosition) { return mCommits.size(); } @Override public Object getGroup(int groupPosition) { return null; } @Override public Object getChild(int groupPosition, int childPosition) { return mCommits.get(childPosition); } @Override public long getGroupId(int groupPosition) { return 1; } @Override public long getChildId(int groupPosition, int childPosition) { return childPosition; } @Override public boolean hasStableIds() { return true; } @Override public View getGroupView(int groupPosition, boolean isExpanded, View convertView, ViewGroup parent) { TextView view; if (convertView == null) { view = new TextView(mContext); view.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, 60)); view.setGravity(Gravity.CENTER_VERTICAL | Gravity.LEFT); view.setPadding(60, 0, 0, 0); view.setTextSize(14); } else { view = (TextView)convertView; } view.setText(R.string.label_commits); return view; } @Override public View getChildView(int groupPosition, int childPosition, boolean isLastChild, View convertView, ViewGroup parent) { View view; if (convertView == null) { view = buildCommitItemView(parent); } else { view = convertView; } setupCommitItemView(view, childPosition); return view; } private void setupCommitItemView(View view, int childPosition) { final java.text.DateFormat dateFormat = DateFormat.getDateFormat(mContext); final java.text.DateFormat timeFormat = DateFormat.getTimeFormat(mContext); RevCommit c = mCommits.get(childPosition); Date creationDate = new Date(1000 * c.getCommitTime()); ((TextView)view.findViewById(R.id.title)).setText(c.getShortMessage()); ((TextView)view.findViewById(R.id.commit_sha1)).setText(c.getName()); ((TextView)view.findViewById(R.id.created_at)).setText( mContext.getString(R.string.label_creation_time) + " " + dateFormat.format(creationDate) + " " + timeFormat.format(creationDate)); ((TextView)view.findViewById(R.id.created_by)).setText( mContext.getString(R.string.label_by) + " " + c.getAuthorIdent().getEmailAddress()); } private View buildCommitItemView(ViewGroup parent) { View view = LayoutInflater.from(mContext).inflate(R.layout.commitlist_item, parent, false); return view; } @Override public boolean isChildSelectable(int groupPosition, int childPosition) { return true; } public int getHeaderViewHeight(int widthMeasureSpec, int heightMeasureSpec) { if (mHeaderViewHeight == 0) { View view = getGroupView(0, false, null, null); view.measure(widthMeasureSpec, heightMeasureSpec); mHeaderViewHeight = view.getMeasuredHeight(); } return mHeaderViewHeight; } public int getChildViewHeight(int widthMeasureSpec, int heightMeasureSpec) { if (mChildViewHeight == 0) { View view = buildCommitItemView(null); view.measure(widthMeasureSpec, heightMeasureSpec); mChildViewHeight = view.getMeasuredHeight(); } return mChildViewHeight; } public void setRepoAndBranch(VdbRepository repo, String branchName) { mRepo = repo; mBranchName = branchName; notifyDataSetChanged(); } }