/**
* Copyright (c) 2013, Institute of Information Systems (Sven Groppe and contributors of LUPOSDATE), University of Luebeck
*
* All rights reserved.
*
* 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 University of Luebeck 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 HOLDER 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 lupos.gui.operatorgraph.visualeditor.guielements;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import lupos.gui.operatorgraph.graphwrapper.GraphWrapper;
import lupos.gui.operatorgraph.visualeditor.operators.JTFOperator;
import lupos.gui.operatorgraph.visualeditor.operators.Operator;
import lupos.gui.operatorgraph.visualeditor.util.FocusThread;
import lupos.gui.operatorgraph.visualeditor.util.JTextFieldResizing;
import lupos.gui.operatorgraph.visualeditor.util.ModificationException;
public class OperatorPanel extends AbstractGuiComponent<Operator> {
private static final long serialVersionUID = 1L;
protected JTextFieldResizing textField;
protected JLabel label;
public OperatorPanel(JTFOperator operator, GraphWrapper gw, VisualGraph<Operator> parent, String text) {
this(operator, gw, parent, text, "");
}
public OperatorPanel(JTFOperator operator, GraphWrapper gw, VisualGraph<Operator> parent, String text, String label) {
super(parent, gw, operator, true);
init(operator, parent.PADDING, parent.getFONT(), text, label);
}
public OperatorPanel(JTFOperator operator, GraphWrapper gw, double PADDING, Font font, String text, String label) {
super(null, gw, operator, true);
init(operator, PADDING, font, text, label);
}
private void init(final JTFOperator operator, double PADDING, Font font, String text, String label) {
this.setLayout(new GridBagLayout());
GridBagConstraints gbc = new GridBagConstraints();
gbc.anchor = GridBagConstraints.NORTHWEST;
gbc.gridwidth = gbc.gridheight = 1;
gbc.weightx = gbc.weighty = 1;
gbc.gridx = gbc.gridy = 0;
gbc.insets = new Insets((int) PADDING, (int) PADDING, (int) PADDING, (int) PADDING);
gbc.fill = GridBagConstraints.BOTH;
this.textField = new JTextFieldResizing(text, font, this);
this.textField.addMouseListener(new MouseAdapter() {
public void mouseClicked(MouseEvent me) {
if(parent.visualEditor instanceof Suggester &&
((Suggester<Operator>) parent.visualEditor).isInSuggestionMode(operator)) {
makeSuggestions();
}
else {
handleConnectionMode();
}
}
});
this.textField.addFocusListener(new FocusListener() {
public void focusGained(FocusEvent fe) {}
public void focusLost(FocusEvent fe) {
try {
operator.applyChange(textField.getText());
}
catch(ModificationException me) {
int n = AbstractGuiComponent.showCorrectIgnoreOptionDialog(parent, me.getMessage());
if(n == JOptionPane.YES_OPTION) {
(new FocusThread(textField)).start();
}
}
}
});
if(!label.equals("")) {
JLabel textLabel = new JLabel(label + " ");
textLabel.setFont(parent.getFONT());
this.label = textLabel;
gbc.weightx = 0;
gbc.insets = new Insets((int) PADDING, (int) PADDING, (int) PADDING, 0);
this.add(textLabel, gbc);
gbc.gridx++;
gbc.weightx = 1;
gbc.insets = new Insets((int) PADDING, 0, (int) PADDING, (int) PADDING);
}
this.add(this.textField, gbc);
int width = this.textField.getPreferredSize().width + (int) (2 * PADDING);
final int height = this.textField.getPreferredSize().height + (int) (2 * PADDING);
if(!label.equals("")) {
width = this.getPreferredSize().width + (int) (2 * PADDING);
}
this.setPreferredSize(new Dimension(width, height));
}
public void setValue(String value) {
this.textField.setText(value);
}
public String getValue() {
return this.textField.getText();
}
public boolean validateOperatorPanel(boolean showErrors, Object data) {
try {
((JTFOperator) this.operator).applyChange(this.textField.getText());
return true;
}
catch(ModificationException me) {
if(showErrors) {
JOptionPane.showOptionDialog(this.parent.visualEditor, me.getMessage(), "Error",
JOptionPane.DEFAULT_OPTION, JOptionPane.ERROR_MESSAGE, null, null, null);
this.textField.grabFocus();
}
return false;
}
}
public void updateSize() {
int objWidth = this.textField.getPreferredSize().width + (int) (2 * this.parent.PADDING);
int objHeight = this.textField.getPreferredSize().height + (int) (2 * this.parent.PADDING);
if(this.label != null) {
objWidth += this.label.getPreferredSize().width;
}
// if the needed size of the content of the panel is not equal with the
// current size of it...
if(objWidth != this.getPreferredSize().width || objHeight != this.getPreferredSize().height) {
// update size of the panel...
Dimension d = new Dimension(objWidth, objHeight);
this.setPreferredSize(d);
this.setSize(d);
this.setMinimumSize(d);
// update size of the GraphBox...
this.getBox().width = objWidth;
this.getBox().height = objHeight;
}
this.parent.revalidate();
this.parent.repaint();
}
}