InsertTextAction.java

/*
 * Created on 17-dic-2005
 * 
 * TODO To change the template for this generated file go to Window -
 * Preferences - Java - Code Style - Code Templates
 */
package org.herac.tuxguitar.gui.actions.insert;

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.TypedEvent;
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.gui.TuxGuitar;
import org.herac.tuxguitar.gui.actions.Action;
import org.herac.tuxguitar.gui.editors.tab.TGTextImpl;
import org.herac.tuxguitar.gui.undo.undoables.measure.UndoableMeasureGeneric;
import org.herac.tuxguitar.gui.util.DialogUtils;
import org.herac.tuxguitar.song.models.TGBeat;
import org.herac.tuxguitar.song.models.TGText;

/**
 * @author julian
 * 
 *         TODO To change the template for this generated type comment go to
 *         Window - Preferences - Java - Code Style - Code Templates
 */
public class InsertTextAction extends Action {
  public static final String NAME = "action.insert.text";

  public InsertTextAction() {
    super(NAME, AUTO_LOCK | AUTO_UNLOCK | AUTO_UPDATE | DISABLE_ON_PLAYING
        | KEY_BINDING_AVAILABLE);
  }

  @Override
  protected int execute(TypedEvent e) {
    final TGBeat beat = getEditor().getTablature().getCaret().getSelectedBeat();

    showInsertDialog(beat, (beat.getText() == null ? new String() : beat
        .getText().getValue()));

    return 0;
  }

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

  private GridData getMainData() {
    GridData data = new GridData(SWT.FILL, SWT.FILL, true, true);
    data.minimumWidth = 300;
    return data;
  }

  protected void insertText(TGBeat beat, String value) {
    // comienza el undoable
    UndoableMeasureGeneric undoable = UndoableMeasureGeneric.startUndo();

    TGText text = new TGTextImpl();
    text.setValue(value);
    getSongManager().getMeasureManager().addText(beat, text);
    TuxGuitar.instance().getFileHistory().setUnsavedFile();
    updateTablature();

    // termia el undoable
    addUndoableEdit(undoable.endUndo());
  }

  protected void removeText(TGBeat beat) {
    // comienza el undoable
    UndoableMeasureGeneric undoable = UndoableMeasureGeneric.startUndo();

    getSongManager().getMeasureManager().removeText(beat);
    TuxGuitar.instance().getFileHistory().setUnsavedFile();
    updateTablature();

    // termia el undoable
    addUndoableEdit(undoable.endUndo());
  }

  public void showInsertDialog(final TGBeat beat, String value) {
    final Shell dialog = DialogUtils.newDialog(TuxGuitar.instance().getShell(),
        SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);

    dialog.setLayout(new GridLayout());
    dialog.setText(TuxGuitar.getProperty("text.editor"));

    Group group = new Group(dialog, SWT.SHADOW_ETCHED_IN);
    group.setLayout(new GridLayout());
    group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    group.setText(TuxGuitar.getProperty("text.insert"));

    Composite composite = new Composite(group, SWT.NONE);
    composite.setLayout(new GridLayout(2, false));
    composite.setLayoutData(getMainData());

    final Label label = new Label(composite, SWT.LEFT);
    label.setText(TuxGuitar.getProperty("text.text") + ":");
    label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, true));

    final Text text = new Text(composite, SWT.BORDER | SWT.SINGLE);
    text.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
    text.setText(value);

    // ------------------BUTTONS--------------------------
    Composite buttons = new Composite(dialog, SWT.NONE);
    buttons.setLayout(new GridLayout(3, 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() {
      @Override
      public void widgetSelected(SelectionEvent arg0) {
        insertText(beat, text.getText());
        dialog.dispose();
      }
    });

    final Button buttonClean = new Button(buttons, SWT.PUSH);
    buttonClean.setText(TuxGuitar.getProperty("clean"));
    buttonClean.setLayoutData(getButtonData());
    buttonClean.addSelectionListener(new SelectionAdapter() {
      @Override
      public void widgetSelected(SelectionEvent arg0) {
        removeText(beat);
        dialog.dispose();
      }
    });

    Button buttonCancel = new Button(buttons, SWT.PUSH);
    buttonCancel.setText(TuxGuitar.getProperty("cancel"));
    buttonCancel.setLayoutData(getButtonData());
    buttonCancel.addSelectionListener(new SelectionAdapter() {
      @Override
      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);
  }

  @Override
  public void updateTablature() {
    fireUpdate(getEditor().getTablature().getCaret().getMeasure().getNumber());
  }
}