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package org.netbeans.modules.ruby.merbproject.ui.customizer;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.Arrays;
import java.util.List;
import javax.swing.JPanel;
import javax.swing.ListSelectionModel;
import javax.swing.SwingUtilities;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import org.netbeans.modules.ruby.rubyproject.RubyProjectUtil;
import org.openide.awt.Mnemonics;
import org.openide.awt.MouseUtils;
import org.openide.filesystems.FileObject;
import org.openide.util.NbBundle;
import org.openide.util.RequestProcessor;
/** Browses and allows to choose a project's main class.
*
* @author Jiri Rechtacek
*/
public class MainClassChooser extends JPanel {
private ChangeListener changeListener;
private String dialogSubtitle = null;
private List/*<String>*/ possibleMainClasses;
/** Creates new form MainClassChooser */
public MainClassChooser (FileObject[] sourcesRoots) {
this (sourcesRoots, null);
}
public MainClassChooser (FileObject[] sourcesRoots, String subtitle) {
dialogSubtitle = subtitle;
initComponents();
initClassesView (sourcesRoots);
}
private void initClassesView (final FileObject[] sourcesRoots) {
possibleMainClasses = null;
jMainClassList.setSelectionMode (ListSelectionModel.SINGLE_SELECTION);
jMainClassList.setListData (getWarmupList ());
jMainClassList.addListSelectionListener (new ListSelectionListener () {
public void valueChanged (ListSelectionEvent evt) {
if (changeListener != null) {
changeListener.stateChanged (new ChangeEvent (evt));
}
}
});
// support for double click to finish dialog with selected class
jMainClassList.addMouseListener (new MouseListener () {
public void mouseClicked (MouseEvent e) {
if (MouseUtils.isDoubleClick (e)) {
if (getSelectedMainClass () != null) {
if (changeListener != null) {
changeListener.stateChanged (new ChangeEvent (e));
}
}
}
}
public void mousePressed (MouseEvent e) {}
public void mouseReleased (MouseEvent e) {}
public void mouseEntered (MouseEvent e) {}
public void mouseExited (MouseEvent e) {}
});
RequestProcessor.getDefault ().post (new Runnable () {
public void run () {
possibleMainClasses = RubyProjectUtil.getMainClasses (sourcesRoots);
if (possibleMainClasses.isEmpty ()) {
SwingUtilities.invokeLater( new Runnable () {
public void run () {
jMainClassList.setListData (new String[] { NbBundle.getMessage (MainClassChooser.class, "LBL_ChooseMainClass_NO_CLASSES_NODE") } ); // NOI18N
}
});
} else {
final Object[] arr = possibleMainClasses.toArray ();
// #46861, sort name of classes
Arrays.sort (arr);
SwingUtilities.invokeLater(new Runnable () {
public void run () {
jMainClassList.setListData (arr);
jMainClassList.setSelectedIndex (0);
}
});
}
}
});
if (dialogSubtitle != null) {
Mnemonics.setLocalizedText (jLabel1, dialogSubtitle);
}
}
private Object[] getWarmupList () {
// return JMManager.getManager().isScanInProgress() ?
// new Object[] {NbBundle.getMessage (MainClassChooser.class, "LBL_ChooseMainClass_SCANNING_MESSAGE")}:
// new Object[] {NbBundle.getMessage (MainClassChooser.class, "LBL_ChooseMainClass_WARMUP_MESSAGE")}; // NOI18N
return new Object[] {NbBundle.getMessage (MainClassChooser.class, "LBL_ChooseMainClass_WARMUP_MESSAGE")};
}
private boolean isValidMainClassName (Object value) {
return (possibleMainClasses != null) && (possibleMainClasses.contains (value));
}
/** Returns the selected main class.
*
* @return name of class or null if no class with the main method is selected
*/
public String getSelectedMainClass () {
if (isValidMainClassName (jMainClassList.getSelectedValue ())) {
return (String)jMainClassList.getSelectedValue ();
} else {
return null;
}
}
public void addChangeListener (ChangeListener l) {
changeListener = l;
}
public void removeChangeListener (ChangeListener l) {
changeListener = null;
}
// Used only from unit tests to suppress check of main method. If value
// is different from null it will be returned instead.
public static Boolean unitTestingSupport_hasMainMethodResult = null;
/** Checks if given file object contains the main method.
*
* @param classFO file object represents java
* @return false if parameter is null or doesn't contain SourceCookie
* or SourceCookie doesn't contain the main method
*/
public static boolean hasMainMethod (FileObject classFO) {
return RubyProjectUtil.hasMainMethod (classFO);
}
/** This method is called from within the constructor to
* initialize the form.
* WARNING: Do NOT modify this code. The content of this method is
* always regenerated by the Form Editor.
*/
private void initComponents() {//GEN-BEGIN:initComponents
java.awt.GridBagConstraints gridBagConstraints;
jLabel1 = new javax.swing.JLabel();
jScrollPane1 = new javax.swing.JScrollPane();
jMainClassList = new javax.swing.JList();
setLayout(new java.awt.GridBagLayout());
setPreferredSize(new java.awt.Dimension(380, 300));
getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getBundle(MainClassChooser.class).getString("AD_MainClassChooser"));
jLabel1.setLabelFor(jMainClassList);
org.openide.awt.Mnemonics.setLocalizedText(jLabel1, org.openide.util.NbBundle.getBundle(MainClassChooser.class).getString("CTL_AvaialableMainClasses"));
gridBagConstraints = new java.awt.GridBagConstraints();
gridBagConstraints.gridx = 0;
gridBagConstraints.gridy = 0;
gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHWEST;
gridBagConstraints.weightx = 1.0;
gridBagConstraints.insets = new java.awt.Insets(12, 12, 2, 12);
add(jLabel1, gridBagConstraints);
jScrollPane1.setMinimumSize(new java.awt.Dimension(100, 200));
jScrollPane1.setViewportView(jMainClassList);
jMainClassList.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getBundle(MainClassChooser.class).getString("AD_jMainClassList"));
gridBagConstraints = new java.awt.GridBagConstraints();
gridBagConstraints.gridx = 0;
gridBagConstraints.gridy = 1;
gridBagConstraints.gridwidth = java.awt.GridBagConstraints.REMAINDER;
gridBagConstraints.gridheight = java.awt.GridBagConstraints.REMAINDER;
gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHWEST;
gridBagConstraints.weightx = 1.0;
gridBagConstraints.weighty = 1.0;
gridBagConstraints.insets = new java.awt.Insets(0, 12, 0, 12);
add(jScrollPane1, gridBagConstraints);
}//GEN-END:initComponents
// Variables declaration - do not modify//GEN-BEGIN:variables
private javax.swing.JLabel jLabel1;
private javax.swing.JList jMainClassList;
private javax.swing.JScrollPane jScrollPane1;
// End of variables declaration//GEN-END:variables
// Maybe useless renderer (fit if wanted to reneder Icons) // XXX
// private static final class MainClassRenderer extends DefaultListCellRenderer {
// public Component getListCellRendererComponent (JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {
// String displayName;
// if (value instanceof String) {
// displayName = (String) value;
// } if (value instanceof FileObject) {
// displayName = ((FileObject)value).getName ();
// } else {
// displayName = value.toString ();
// }
// return super.getListCellRendererComponent (list, displayName, index, isSelected, cellHasFocus);
// }
// }
//
}