/projects/netbeans-7.3/mercurial/src/org/netbeans/modules/mercurial/ui/update/Update.java

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package org.netbeans.modules.mercurial.ui.update;

import java.awt.Dialog;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import javax.swing.JButton;
import org.openide.DialogDescriptor;
import org.openide.DialogDisplayer;
import org.openide.util.HelpCtx;
import java.io.File;
import org.netbeans.modules.mercurial.ui.log.HgLogMessage;

/**
 *
 * @author Padraig O'Briain
 */
public class Update implements PropertyChangeListener {

    private UpdatePanel panel;
    private JButton okButton;
    private JButton cancelButton;
    private File repository;
    
    /** Creates a new instance of Update */
    public Update(File repository, HgLogMessage selectedRevision) {
        this.repository = repository;
        panel = new UpdatePanel(repository, selectedRevision);
        okButton = new JButton();
        org.openide.awt.Mnemonics.setLocalizedText(okButton, org.openide.util.NbBundle.getMessage(RevertModifications.class, "CTL_UpdateForm_Action_Update")); // NOI18N
        okButton.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(RevertModifications.class, "ACSD_UpdateForm_Action_Update")); // NOI18N
        okButton.getAccessibleContext().setAccessibleName(org.openide.util.NbBundle.getMessage(RevertModifications.class, "ACSN_UpdateForm_Action_Update")); // NOI18N
        cancelButton = new JButton();
        org.openide.awt.Mnemonics.setLocalizedText(cancelButton, org.openide.util.NbBundle.getMessage(RevertModifications.class, "CTL_UpdateForm_Action_Cancel")); // NOI18N
        cancelButton.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(RevertModifications.class, "ACSD_UpdateForm_Action_Cancel")); // NOI18N
        cancelButton.getAccessibleContext().setAccessibleName(org.openide.util.NbBundle.getMessage(RevertModifications.class, "ACSN_UpdateForm_Action_Cancel")); // NOI18N
        okButton.setEnabled(false);
        panel.addPropertyChangeListener(this);
    } 
    
    public boolean showDialog() {
        DialogDescriptor dialogDescriptor = new DialogDescriptor(panel,
              org.openide.util.NbBundle.getMessage(RevertModifications.class, "CTL_UpdateDialog", repository.getName()), // NOI18N
              true,
              new Object[] {okButton, cancelButton},
              okButton,
              DialogDescriptor.DEFAULT_ALIGN,
              new HelpCtx(this.getClass()),
              null);
        
        dialogDescriptor.setValid(false);
        
        Dialog dialog = DialogDisplayer.getDefault().createDialog(dialogDescriptor);     
        dialog.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(RevertModifications.class, "ACSD_UpdateDialog", repository.getName())); // NOI18N
        dialog.setVisible(true);
        dialog.setResizable(false);
        boolean ret = dialogDescriptor.getValue() == okButton;
        return ret;       
    }

    @Override
    public void propertyChange(PropertyChangeEvent evt) {
        if (okButton != null && UpdatePanel.PROP_VALID.equals(evt.getPropertyName())) {
            boolean valid = (Boolean) evt.getNewValue();
            okButton.setEnabled(valid);
        }       
    }

    public String getSelectionRevision() {
        if (panel == null) return null;
        return panel.getSelectedRevision().getRevisionNumber();
    }
    public boolean isForcedUpdateRequested() {
        if (panel == null) return false;
        return panel.isForcedUpdateRequested();
    }
}