taskeditor.java

方便大家也方便自己啊。

/**
 *   Copyright 2004 Carlos Silva A.
 * 
 *   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 jgantt.view.dialogs;

import java.awt.BorderLayout;
import java.awt.Window;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import java.util.Date;

import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTabbedPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.border.TitledBorder;

import jgantt.Messages;
import jgantt.model.Project;
import jgantt.model.Task;
import jgantt.view.LabeledPairLayout;
import jgantt.view.adapters.ProjectViewModel;
import jgantt.view.adapters.ProjectViewModelChange;
import jgantt.view.adapters.ProjectViewModelListener;

import com.csa.lib.swing.DateField;

/**
 * TaskEditor edita una tarea Task.
 * 
 * @version $Header: /cvs/java/App_JGantt/source/jgantt/view/dialogs/TaskEditor.java,v 1.25 2005/07/05 04:33:53 csilva Exp $
 * @author Carlos Silva
 */
public class TaskEditor
	extends JTabbedPane
	implements ActionListener, ProjectViewModelListener {
	private static final long serialVersionUID = 3257845493651814197L;
	TitledBorder border;
	JTextField taskName;
	JTextField taskLength;
	DateField taskNotBefore;
	JTextField taskComments;
	JTextField taskCompleted;
	
	JTextArea taskNotes;
	
	Project project = null;
	ProjectViewModel pvModel;

	/**
	 * Constructor for TaskEditor
	 */
	public TaskEditor(Window parent, ProjectViewModel model) {
		super();
		
		assignViewModel(model);
		pvModel.addListener (this);

		addTab(Messages.getString("TaskEditor.tab.main.label"), null, makePrincipalPanel(), Messages.getString("TaskEditor.tab.main.hint")); //$NON-NLS-1$ //$NON-NLS-2$		
		addTab(Messages.getString("TaskEditor.tab.notes.label"), null, makeNotesPanel(), Messages.getString("TaskEditor.tab.notes.hint")); //$NON-NLS-1$ //$NON-NLS-2$

		currentTaskChanged(pvModel.getCurrentTask(), null);
		if (parent != null)
			new RemoveObservers(parent, pvModel, this, null);
	}
		
	/**
	 * Panel de notas
	 * @return
	 */
	JPanel makeNotesPanel() {
		JPanel panel = new JPanel();
		
		panel.setLayout(new BorderLayout());
		taskNotes=new JTextArea(5,30);
		panel.add(new JScrollPane(taskNotes));
		taskNotes.addFocusListener(new FocusListener(){
			public void focusGained(FocusEvent arg0) {
			}
			public void focusLost(FocusEvent arg0) {
				Task task = pvModel.getCurrentTask();
				task.setNotes(taskNotes.getText());
			}
		});
		return panel;
	}
	
	/**
	 * Panel principal
	 * @return
	 */
	JPanel makePrincipalPanel() {
		JPanel panel = new JPanel();		
		panel.setLayout(new LabeledPairLayout());
		panel.add(new JLabel(Messages.getString("TaskEditor.taskName.label"), JLabel.RIGHT), LabeledPairLayout.LABEL); //$NON-NLS-1$
		panel.add(new JLabel(Messages.getString("TaskEditor.length.label"), JLabel.RIGHT), LabeledPairLayout.LABEL); //$NON-NLS-1$
		panel.add(new JLabel(Messages.getString("TaskEditor.dontStart.label"), JLabel.RIGHT), LabeledPairLayout.LABEL); //$NON-NLS-1$
		panel.add(new JLabel(Messages.getString("TaskEditor.comments.label"), JLabel.RIGHT), LabeledPairLayout.LABEL); //$NON-NLS-1$
		panel.add(new JLabel(Messages.getString("TaskEditor.completed.label"), JLabel.RIGHT), LabeledPairLayout.LABEL); //$NON-NLS-1$		

		taskName = new JTextField(15);
		taskLength = new JTextField(5);
		taskNotBefore = new DateField(project.getViewOptions().editDateFormat);
		taskComments = new JTextField(15);
		taskCompleted = new JTextField(5);

		panel.add(taskName, LabeledPairLayout.FIELD);
		panel.add(taskLength, LabeledPairLayout.FIELD);
		panel.add(taskNotBefore, LabeledPairLayout.FIELD);
		panel.add(taskComments, LabeledPairLayout.FIELD);
		panel.add(taskCompleted, LabeledPairLayout.FIELD);

		taskName.addActionListener(this);
		taskLength.addActionListener(this);
		taskComments.addActionListener(this);
		taskCompleted.addActionListener(this);
		taskNotBefore.addActionListener(this);
		return panel;
	}

	/**
	 * cambios en los controles. 
	 */
	public void actionPerformed(ActionEvent event) {
		//System.out.println("inputMethodTextChanged source="+event.getSource().getClass().getName());
		Object src = event.getSource();
		Task task = pvModel.getCurrentTask();
		//System.out.println("actionPerformed " + event.getSource());
		if (src == taskName) {
			task.setName(taskName.getText());
		} else if (src == taskLength) {
			try {
				task.setLength(Integer.parseInt(taskLength.getText()));
			} catch (Exception e) {
			}
		} else if (src == taskCompleted) {
			try {
				task.setCompleted(Integer.parseInt(taskCompleted.getText()));
			} catch (Exception e) {
			}
		} else if (src == taskNotBefore) {
			try{
				task.setNotBeforeDate(taskNotBefore.getDate());				
			} catch (Exception e) {
				System.out.println("setfecha nop:" + e);
			}
		}
		if (src == taskComments) {
			task.setComments(taskComments.getText());
		}
	}

	public void currentTaskChanged(Task currentTask, Task oldTask) {
		if (currentTask == null)
			return;
		//System.out.println(getClass().getName()+"::currentTaskChanged");
		taskName.setText(currentTask.getName());
		taskLength.setText("" + currentTask.getLength());
		taskCompleted.setText("" + currentTask.getCompleted());
		taskComments.setText("" + currentTask.getComments());
		
		taskNotes.setText(currentTask.getNotes());

		taskLength.setEnabled(!currentTask.isResume());
		taskNotBefore.setEnabled(!currentTask.isResume());

		Date d = currentTask.getNotBeforeDate();
		if (d != null) {
			taskNotBefore.setDate(d);
		} else
			taskNotBefore.setDate(null);
	}

	
	/**
	 * Atiende nuevos proyectos cargados
	 */
	public void assignViewModel(ProjectViewModel pvm) {	
		pvModel = pvm;
		project = pvm.getProject();	
	}
	
	
	/**
	 * Eventos del modelo
	 * @see jgantt.view.adapters.ProjectViewModelListener#projectChanged(jgantt.view.adapters.ProjectViewModelChange)
	 */
	public void viewModelChanged(ProjectViewModelChange c) {
		switch(c.getId()){
		case ProjectViewModelChange.NEW_PROJECT_LOADED:
			assignViewModel(c.getProjectViewModel());
			// fall into current Task Changed
		case ProjectViewModelChange.CURRENT_TASK_CHANGED:
			currentTaskChanged(pvModel.getCurrentTask(), null);
		}
	}

}