TGBrowserAuthDialog.java

package org.herac.tuxguitar.community.browser;

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.herac.tuxguitar.community.TGCommunitySingleton;
import org.herac.tuxguitar.community.auth.TGCommunityAuthDialog;
import org.herac.tuxguitar.gui.TuxGuitar;
import org.herac.tuxguitar.gui.util.DialogUtils;

public class TGBrowserAuthDialog {

  private boolean accepted;

  public TGBrowserAuthDialog() {
    this.accepted = false;
  }

  private GridData getButtonData() {
    GridData data = new GridData(SWT.FILL, SWT.FILL, true, true);
    data.minimumWidth = 80;
    data.minimumHeight = 25;
    return data;
  }

  public boolean isAccepted() {
    return this.accepted;
  }

  private GridLayout makeGroupLayout(int spacing) {
    GridLayout layout = new GridLayout(3, false);
    layout.marginTop = spacing;
    layout.marginBottom = spacing;
    layout.marginLeft = spacing;
    layout.marginRight = spacing;
    layout.verticalSpacing = spacing;
    layout.horizontalSpacing = spacing;
    return layout;
  }

  private GridData makeLabelData() {
    return new GridData(SWT.RIGHT, SWT.CENTER, false, true);
  }

  private GridData makeUsernameTextData() {
    GridData data = new GridData(SWT.FILL, SWT.FILL, true, true);
    data.minimumWidth = 250;
    return data;
  }

  protected void open(Shell shell) {
    this.accepted = false;

    final Shell dialog = DialogUtils.newDialog(shell, SWT.DIALOG_TRIM
        | SWT.APPLICATION_MODAL);

    dialog.setLayout(new GridLayout());
    dialog.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    dialog.setImage(TuxGuitar.instance().getIconManager().getAppIcon());
    dialog.setText(TuxGuitar
        .getProperty("tuxguitar-community.browser-dialog.title"));

    Group group = new Group(dialog, SWT.SHADOW_ETCHED_IN);
    group.setLayout(makeGroupLayout(5));
    group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    group.setText(TuxGuitar
        .getProperty("tuxguitar-community.browser-dialog.account"));

    // -------USERNAME---------------------------------
    Label usernameLabel = new Label(group, SWT.NULL);
    usernameLabel.setLayoutData(makeLabelData());
    usernameLabel.setText(TuxGuitar
        .getProperty("tuxguitar-community.browser-dialog.account.user")
        + ":");

    final Text usernameText = new Text(group, SWT.BORDER | SWT.READ_ONLY);
    usernameText.setLayoutData(makeUsernameTextData());
    usernameText.setText(TGCommunitySingleton.getInstance().getAuth()
        .getUsername());

    final Button usernameChooser = new Button(group, SWT.PUSH);
    usernameChooser.setText("...");
    usernameChooser.addSelectionListener(new SelectionAdapter() {
      public void widgetSelected(SelectionEvent e) {
        TGCommunityAuthDialog authDialog = new TGCommunityAuthDialog();
        authDialog.open(dialog);
        if (authDialog.isAccepted()) {
          TGCommunitySingleton.getInstance().getAuth().update();
          usernameText.setText(TGCommunitySingleton.getInstance().getAuth()
              .getUsername());
        }
      }
    });

    // ------------------BUTTONS--------------------------
    Composite buttons = new Composite(dialog, SWT.NONE);
    buttons.setLayout(new GridLayout(2, false));
    buttons.setLayoutData(new GridData(SWT.RIGHT, SWT.FILL, true, true));

    final Button buttonOK = new Button(buttons, SWT.PUSH);
    buttonOK.setText(TuxGuitar.getProperty("ok"));
    buttonOK.setLayoutData(getButtonData());
    buttonOK.addSelectionListener(new SelectionAdapter() {
      public void widgetSelected(SelectionEvent arg0) {
        setAccepted();
        dialog.dispose();
      }
    });

    Button buttonCancel = new Button(buttons, SWT.PUSH);
    buttonCancel.setText(TuxGuitar.getProperty("cancel"));
    buttonCancel.setLayoutData(getButtonData());
    buttonCancel.addSelectionListener(new SelectionAdapter() {
      public void widgetSelected(SelectionEvent arg0) {
        dialog.dispose();
      }
    });

    dialog.setDefaultButton(buttonOK);

    DialogUtils.openDialog(dialog, DialogUtils.OPEN_STYLE_CENTER
        | DialogUtils.OPEN_STYLE_PACK | DialogUtils.OPEN_STYLE_WAIT);
  }

  protected void setAccepted() {
    this.accepted = true;
  }
}