package net.sf.launch4j.form; | |
import com.jgoodies.forms.layout.CellConstraints; | |
import com.jgoodies.forms.layout.FormLayout; | |
import java.awt.BorderLayout; | |
import java.awt.Container; | |
import java.awt.Dimension; | |
import javax.swing.Box; | |
import javax.swing.ImageIcon; | |
import javax.swing.JLabel; | |
import javax.swing.JPanel; | |
import javax.swing.JScrollPane; | |
import javax.swing.JTextArea; | |
public abstract class EnvironmentVarsForm extends JPanel | |
{ | |
protected final JTextArea _envVarsTextArea = new JTextArea(); | |
protected final JLabel _envVarsLabel = new JLabel(); | |
/** | |
* Default constructor | |
*/ | |
public EnvironmentVarsForm() | |
{ | |
initializePanel(); | |
} | |
/** | |
* Adds fill components to empty cells in the first row and first column of the grid. | |
* This ensures that the grid spacing will be the same as shown in the designer. | |
* @param cols an array of column indices in the first row where fill components should be added. | |
* @param rows an array of row indices in the first column where fill components should be added. | |
*/ | |
void addFillComponents( Container panel, int[] cols, int[] rows ) | |
{ | |
Dimension filler = new Dimension(10,10); | |
boolean filled_cell_11 = false; | |
CellConstraints cc = new CellConstraints(); | |
if ( cols.length > 0 && rows.length > 0 ) | |
{ | |
if ( cols[0] == 1 && rows[0] == 1 ) | |
{ | |
/** add a rigid area */ | |
panel.add( Box.createRigidArea( filler ), cc.xy(1,1) ); | |
filled_cell_11 = true; | |
} | |
} | |
for( int index = 0; index < cols.length; index++ ) | |
{ | |
if ( cols[index] == 1 && filled_cell_11 ) | |
{ | |
continue; | |
} | |
panel.add( Box.createRigidArea( filler ), cc.xy(cols[index],1) ); | |
} | |
for( int index = 0; index < rows.length; index++ ) | |
{ | |
if ( rows[index] == 1 && filled_cell_11 ) | |
{ | |
continue; | |
} | |
panel.add( Box.createRigidArea( filler ), cc.xy(1,rows[index]) ); | |
} | |
} | |
/** | |
* Helper method to load an image file from the CLASSPATH | |
* @param imageName the package and name of the file to load relative to the CLASSPATH | |
* @return an ImageIcon instance with the specified image file | |
* @throws IllegalArgumentException if the image resource cannot be loaded. | |
*/ | |
public ImageIcon loadImage( String imageName ) | |
{ | |
try | |
{ | |
ClassLoader classloader = getClass().getClassLoader(); | |
java.net.URL url = classloader.getResource( imageName ); | |
if ( url != null ) | |
{ | |
ImageIcon icon = new ImageIcon( url ); | |
return icon; | |
} | |
} | |
catch( Exception e ) | |
{ | |
e.printStackTrace(); | |
} | |
throw new IllegalArgumentException( "Unable to load image: " + imageName ); | |
} | |
public JPanel createPanel() | |
{ | |
JPanel jpanel1 = new JPanel(); | |
FormLayout formlayout1 = new FormLayout("FILL:7DLU:NONE,RIGHT:MAX(65DLU;DEFAULT):NONE,FILL:3DLU:NONE,FILL:DEFAULT:GROW(1.0),FILL:7DLU:NONE","CENTER:9DLU:NONE,FILL:DEFAULT:GROW(1.0),CENTER:9DLU:NONE"); | |
CellConstraints cc = new CellConstraints(); | |
jpanel1.setLayout(formlayout1); | |
_envVarsTextArea.setName("envVarsTextArea"); | |
JScrollPane jscrollpane1 = new JScrollPane(); | |
jscrollpane1.setViewportView(_envVarsTextArea); | |
jscrollpane1.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED); | |
jscrollpane1.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED); | |
jpanel1.add(jscrollpane1,cc.xy(4,2)); | |
_envVarsLabel.setName("envVarsLabel"); | |
_envVarsLabel.setText(Messages.getString("setVariables")); | |
jpanel1.add(_envVarsLabel,new CellConstraints(2,2,1,1,CellConstraints.DEFAULT,CellConstraints.TOP)); | |
addFillComponents(jpanel1,new int[]{ 1,2,3,4,5 },new int[]{ 1,2,3 }); | |
return jpanel1; | |
} | |
/** | |
* Initializer | |
*/ | |
protected void initializePanel() | |
{ | |
setLayout(new BorderLayout()); | |
add(createPanel(), BorderLayout.CENTER); | |
} | |
} |