Java tutorial
/* * Copyright 2011 Azwan Adli Abdullah * * 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.gh4a.fragment; import android.content.Intent; import android.os.Bundle; import android.support.v4.content.Loader; import android.text.format.DateFormat; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.TextView; import com.gh4a.Constants; import com.gh4a.Gh4Application; import com.gh4a.R; import com.gh4a.activities.FollowerFollowingListActivity; import com.gh4a.activities.GistListActivity; import com.gh4a.activities.OrganizationMemberListActivity; import com.gh4a.activities.RepositoryListActivity; import com.gh4a.loader.LoaderCallbacks; import com.gh4a.loader.LoaderResult; import com.gh4a.loader.OrganizationListLoader; import com.gh4a.loader.RepositoryListLoader; import com.gh4a.loader.UserLoader; import com.gh4a.utils.ApiHelpers; import com.gh4a.utils.AvatarHandler; import com.gh4a.utils.IntentUtils; import com.gh4a.utils.StringUtils; import org.eclipse.egit.github.core.Repository; import org.eclipse.egit.github.core.User; import java.util.Collection; import java.util.HashMap; import java.util.List; import java.util.Map; public class UserFragment extends LoadingFragmentBase implements View.OnClickListener { private String mUserLogin; private String mUserName; private User mUser; private View mContentView; private LoaderCallbacks<User> mUserCallback = new LoaderCallbacks<User>(this) { @Override protected Loader<LoaderResult<User>> onCreateLoader() { return new UserLoader(getActivity(), mUserLogin); } @Override protected void onResultReady(User result) { mUser = result; fillData(); setContentShown(true); getActivity().supportInvalidateOptionsMenu(); } }; private LoaderCallbacks<Collection<Repository>> mRepoListCallback = new LoaderCallbacks<Collection<Repository>>( this) { @Override protected Loader<LoaderResult<Collection<Repository>>> onCreateLoader() { Map<String, String> filterData = new HashMap<>(); filterData.put("sort", "pushed"); filterData.put("affiliation", "owner,collaborator"); return new RepositoryListLoader(getActivity(), mUserLogin, mUser.getType(), filterData, 5); } @Override protected void onResultReady(Collection<Repository> result) { fillTopRepos(result); } }; private LoaderCallbacks<List<User>> mOrganizationCallback = new LoaderCallbacks<List<User>>(this) { @Override protected Loader<LoaderResult<List<User>>> onCreateLoader() { return new OrganizationListLoader(getActivity(), mUserLogin); } @Override protected void onResultReady(List<User> result) { fillOrganizations(result); } }; public static UserFragment newInstance(String login, String name) { UserFragment f = new UserFragment(); Bundle args = new Bundle(); args.putString(Constants.User.LOGIN, login); args.putString(Constants.User.NAME, name); f.setArguments(args); return f; } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mUserLogin = getArguments().getString(Constants.User.LOGIN); mUserName = getArguments().getString(Constants.User.NAME); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { mContentView = inflater.inflate(R.layout.user, null); return super.onCreateView(inflater, container, savedInstanceState); } @Override public void onRefresh() { mUser = null; if (mContentView != null) { fillOrganizations(null); fillTopRepos(null); } hideContentAndRestartLoaders(0); } @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); setEmptyText(R.string.user_no_data); setContentView(mContentView); setContentShown(false); getLoaderManager().initLoader(0, null, mUserCallback); } private void fillData() { ImageView gravatar = (ImageView) mContentView.findViewById(R.id.iv_gravatar); AvatarHandler.assignAvatar(gravatar, mUser); TextView tvFollowersCount = (TextView) mContentView.findViewById(R.id.tv_followers_count); tvFollowersCount.setText(String.valueOf(mUser.getFollowers())); View llOrgMembers = mContentView.findViewById(R.id.cell_org_members); View llFollowers = mContentView.findViewById(R.id.cell_followers); if (Constants.User.TYPE_USER.equals(mUser.getType())) { llFollowers.setOnClickListener(this); llOrgMembers.setVisibility(View.GONE); } else { llOrgMembers.setOnClickListener(this); llFollowers.setVisibility(View.GONE); } mContentView.findViewById(R.id.cell_repos).setOnClickListener(this); TextView tvReposCount = (TextView) mContentView.findViewById(R.id.tv_repos_count); if (ApiHelpers.loginEquals(mUserLogin, Gh4Application.get().getAuthLogin())) { tvReposCount.setText(String.valueOf(mUser.getTotalPrivateRepos() + mUser.getPublicRepos())); } else { tvReposCount.setText(String.valueOf(mUser.getPublicRepos())); } //hide gists repos if organization fillCountIfUser(R.id.cell_gists, R.id.tv_gists_count, mUser.getPublicGists() + mUser.getPrivateGists()); //hide following if organization fillCountIfUser(R.id.cell_following, R.id.tv_following_count, mUser.getFollowing()); TextView tvName = (TextView) mContentView.findViewById(R.id.tv_name); tvName.setText(StringUtils.isBlank(mUser.getName()) ? mUser.getLogin() : mUser.getName()); if (Constants.User.TYPE_ORG.equals(mUser.getType())) { tvName.append(" ("); tvName.append(Constants.User.TYPE_ORG); // FIXME tvName.append(")"); } TextView tvCreated = (TextView) mContentView.findViewById(R.id.tv_created_at); if (mUser.getCreatedAt() != null) { tvCreated.setText(getString(R.string.user_created_at, DateFormat.getMediumDateFormat(getActivity()).format(mUser.getCreatedAt()))); tvCreated.setVisibility(View.VISIBLE); } else { tvCreated.setVisibility(View.GONE); } fillTextView(R.id.tv_email, mUser.getEmail()); fillTextView(R.id.tv_website, mUser.getBlog()); fillTextView(R.id.tv_company, mUser.getCompany()); fillTextView(R.id.tv_location, mUser.getLocation()); getLoaderManager().initLoader(1, null, mRepoListCallback); getLoaderManager().initLoader(2, null, mOrganizationCallback); } private void fillCountIfUser(int layoutId, int countId, int count) { View layout = mContentView.findViewById(layoutId); if (Constants.User.TYPE_USER.equals(mUser.getType())) { TextView countView = (TextView) mContentView.findViewById(countId); countView.setText(String.valueOf(count)); layout.setOnClickListener(this); } else { layout.setVisibility(View.GONE); } } private void fillTextView(int id, String text) { TextView view = (TextView) mContentView.findViewById(id); if (!StringUtils.isBlank(text)) { view.setText(text); view.setVisibility(View.VISIBLE); } else { view.setVisibility(View.GONE); } } @Override public void onClick(View view) { int id = view.getId(); Intent intent = null; if (id == R.id.cell_followers) { if (Constants.User.TYPE_ORG.equals(mUser.getType())) { intent = new Intent(getActivity(), OrganizationMemberListActivity.class); intent.putExtra(Constants.Repository.OWNER, mUserLogin); } else { intent = new Intent(getActivity(), FollowerFollowingListActivity.class); intent.putExtra(FollowerFollowingListActivity.EXTRA_SHOW_FOLLOWERS, true); } } else if (id == R.id.cell_following) { intent = new Intent(getActivity(), FollowerFollowingListActivity.class); intent.putExtra(FollowerFollowingListActivity.EXTRA_SHOW_FOLLOWERS, false); } else if (id == R.id.cell_repos || id == R.id.btn_repos) { intent = new Intent(getActivity(), RepositoryListActivity.class); } else if (id == R.id.cell_gists) { intent = new Intent(getActivity(), GistListActivity.class); } else if (id == R.id.cell_org_members) { intent = new Intent(getActivity(), OrganizationMemberListActivity.class); intent.putExtra(Constants.Repository.OWNER, mUserLogin); } else if (view.getTag() instanceof Repository) { IntentUtils.openRepositoryInfoActivity(getActivity(), (Repository) view.getTag()); } else if (view.getTag() instanceof User) { User user = (User) view.getTag(); // can't use the clause below, as it'll overwrite the user data startActivity(IntentUtils.getUserActivityIntent(getActivity(), user)); } if (intent != null && mUser != null) { intent.putExtra(Constants.User.LOGIN, mUserLogin); intent.putExtra(Constants.User.NAME, mUserName); intent.putExtra(Constants.User.TYPE, mUser.getType()); startActivity(intent); } } public void fillTopRepos(Collection<Repository> topRepos) { LinearLayout ll = (LinearLayout) mContentView.findViewById(R.id.ll_top_repos); ll.removeAllViews(); LayoutInflater inflater = getLayoutInflater(null); if (topRepos != null) { for (Repository repo : topRepos) { View rowView = inflater.inflate(R.layout.top_repo, null); rowView.setOnClickListener(this); rowView.setTag(repo); TextView tvTitle = (TextView) rowView.findViewById(R.id.tv_title); tvTitle.setText(repo.getOwner().getLogin() + "/" + repo.getName()); TextView tvDesc = (TextView) rowView.findViewById(R.id.tv_desc); if (!StringUtils.isBlank(repo.getDescription())) { tvDesc.setVisibility(View.VISIBLE); tvDesc.setText(repo.getDescription()); } else { tvDesc.setVisibility(View.GONE); } TextView tvForks = (TextView) rowView.findViewById(R.id.tv_forks); tvForks.setText(String.valueOf(repo.getForks())); TextView tvStars = (TextView) rowView.findViewById(R.id.tv_stars); tvStars.setText(String.valueOf(repo.getWatchers())); ll.addView(rowView); } } View btnMore = getView().findViewById(R.id.btn_repos); if (topRepos != null && !topRepos.isEmpty()) { btnMore.setOnClickListener(this); btnMore.setVisibility(View.VISIBLE); } else { TextView hintView = (TextView) inflater.inflate(R.layout.hint_view, ll, false); hintView.setText(R.string.user_no_repos); ll.addView(hintView); } getView().findViewById(R.id.pb_top_repos).setVisibility(View.GONE); getView().findViewById(R.id.ll_top_repos).setVisibility(View.VISIBLE); } public void fillOrganizations(List<User> organizations) { ViewGroup llOrgs = (ViewGroup) mContentView.findViewById(R.id.ll_orgs); LinearLayout llOrg = (LinearLayout) mContentView.findViewById(R.id.ll_org); int count = organizations != null ? organizations.size() : 0; LayoutInflater inflater = getLayoutInflater(null); llOrg.removeAllViews(); llOrgs.setVisibility(count > 0 ? View.VISIBLE : View.GONE); for (int i = 0; i < count; i++) { User org = organizations.get(i); View rowView = inflater.inflate(R.layout.selectable_label_with_avatar, llOrg, false); rowView.setOnClickListener(this); rowView.setTag(org); ImageView avatar = (ImageView) rowView.findViewById(R.id.iv_gravatar); AvatarHandler.assignAvatar(avatar, org); TextView nameView = (TextView) rowView.findViewById(R.id.tv_title); nameView.setText(org.getLogin()); llOrg.addView(rowView); } } public void updateFollowingAction(boolean following) { if (mUser == null) { return; } if (following) { mUser.setFollowers(mUser.getFollowers() + 1); } else { mUser.setFollowers(mUser.getFollowers() - 1); } TextView tvFollowersCount = (TextView) mContentView.findViewById(R.id.tv_followers_count); tvFollowersCount.setText(String.valueOf(mUser.getFollowers())); } }