Java tutorial
/** * JBoss, Home of Professional Open Source * Copyright Red Hat, Inc., and individual contributors * by the @authors tag. See the copyright.txt in the distribution for a * full listing of individual contributors. * * 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 org.jboss.aerogear.todo.fragments; import org.jboss.aerogear.android.pipeline.Pipe; import org.jboss.aerogear.todo.R; import org.jboss.aerogear.todo.ToDoApplication; import org.jboss.aerogear.todo.activities.TodoActivity; import org.jboss.aerogear.todo.activities.TodoActivity.Lists; import org.jboss.aerogear.todo.callback.SaveCallback; import org.jboss.aerogear.todo.data.Project; import android.app.Activity; import android.os.Bundle; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.Button; import android.widget.EditText; import android.widget.TextView; public class ProjectFormFragment extends Fragment { private final Project project; private Pipe<Project> pipe; private ToDoApplication application; public ProjectFormFragment() { project = new Project(); } public ProjectFormFragment(Project project) { this.project = project; } @Override public void onAttach(Activity activity) { super.onAttach(activity); application = (ToDoApplication) activity.getApplication(); pipe = application.getPipeline().get("projects", this, application); } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View view = inflater.inflate(R.layout.form, null); final TextView title = (TextView) view.findViewById(R.id.title); final EditText name = (EditText) view.findViewById(R.id.name); final Button buttonSave = (Button) view.findViewById(R.id.buttonSave); final Button buttonCancel = (Button) view.findViewById(R.id.buttonCancel); title.setText(getResources().getString(R.string.projects)); if (project.getId() != null) { buttonSave.setText(R.string.update); } name.setText(project.getTitle()); buttonSave.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { if (name.getText().toString().length() < 1) { name.setError("Please enter a title"); return; } project.setTitle(name.getText().toString()); pipe.save(project, new SaveCallback(Lists.PROJECT)); } }); buttonCancel.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { ((TodoActivity) getActivity()).showList(Lists.PROJECT); } }); return view; } }