net.sf.launch4j.form.ConfigForm Maven / Gradle / Ivy

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Cross-platform Java executable wrapper for creating lightweight Windows native EXEs. Provides advanced JRE search, application startup configuration and better user experience.
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package net.sf.launch4j.form;

import com.jeta.forms.components.separator.TitledSeparator;
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.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTabbedPane;
import javax.swing.JTextArea;

public abstract class ConfigForm extends JPanel
{
   protected final JTextArea _logTextArea = new JTextArea();
   protected final TitledSeparator _logSeparator = new TitledSeparator();
   protected final JTabbedPane _tab = new JTabbedPane();

   /**
    * Default constructor
    */
   public ConfigForm()
   {
      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,FILL:DEFAULT:GROW(1.0),FILL:7DLU:NONE","CENTER:3DLU:NONE,FILL:DEFAULT:NONE,CENTER:3DLU:NONE,CENTER:DEFAULT:NONE,CENTER:3DLU:NONE,FILL:DEFAULT:GROW(1.0),CENTER:9DLU:NONE");
      CellConstraints cc = new CellConstraints();
      jpanel1.setLayout(formlayout1);

      _logTextArea.setName("logTextArea");
      JScrollPane jscrollpane1 = new JScrollPane();
      jscrollpane1.setViewportView(_logTextArea);
      jscrollpane1.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED);
      jscrollpane1.setHorizontalScrollBarPolicy(JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
      jpanel1.add(jscrollpane1,cc.xy(2,6));

      _logSeparator.setName("logSeparator");
      _logSeparator.setText(Messages.getString("log"));
      jpanel1.add(_logSeparator,cc.xy(2,4));

      _tab.setName("tab");
      jpanel1.add(_tab,cc.xywh(1,2,3,1));

      addFillComponents(jpanel1,new int[]{ 1,2,3 },new int[]{ 1,3,4,5,6,7 });
      return jpanel1;
   }

   /**
    * Initializer
    */
   protected void initializePanel()
   {
      setLayout(new BorderLayout());
      add(createPanel(), BorderLayout.CENTER);
   }


}