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Viewing changes to src/org/herac/tuxguitar/gui/actions/composition/ChangeTimeSignatureAction.java

  • Committer: Bazaar Package Importer
  • Author(s): Philippe Coval
  • Date: 2007-02-04 01:41:23 UTC
  • Revision ID: james.westby@ubuntu.com-20070204014123-9pv7okph0iaiqkvw
Tags: upstream-0.9.1
Import upstream version 0.9.1

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src/org/herac/tuxguitar/gui/actions/composition/ChangeTimeSignatureAction.java
 
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/*
 
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 * Created on 17-dic-2005
 
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 *
 
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 * TODO To change the template for this generated file go to
 
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 * Window - Preferences - Java - Code Style - Code Templates
 
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 */
 
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package org.herac.tuxguitar.gui.actions.composition;
 
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import org.eclipse.swt.SWT;
 
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import org.eclipse.swt.events.SelectionAdapter;
 
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import org.eclipse.swt.events.SelectionEvent;
 
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import org.eclipse.swt.events.TypedEvent;
 
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import org.eclipse.swt.layout.GridData;
 
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import org.eclipse.swt.layout.GridLayout;
 
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import org.eclipse.swt.widgets.Button;
 
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import org.eclipse.swt.widgets.Combo;
 
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import org.eclipse.swt.widgets.Composite;
 
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import org.eclipse.swt.widgets.Label;
 
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import org.eclipse.swt.widgets.Shell;
 
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import org.herac.tuxguitar.gui.TuxGuitar;
 
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import org.herac.tuxguitar.gui.actions.Action;
 
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import org.herac.tuxguitar.gui.editors.TablatureEditor;
 
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import org.herac.tuxguitar.gui.editors.tab.Caret;
 
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import org.herac.tuxguitar.gui.editors.tab.MeasureCoords;
 
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import org.herac.tuxguitar.gui.editors.tab.SongCoords;
 
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import org.herac.tuxguitar.gui.undo.undoables.custom.UndoableChangeTimeSignature;
 
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import org.herac.tuxguitar.song.models.Duration;
 
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import org.herac.tuxguitar.song.models.TimeSignature;
 
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/**
 
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 * @author julian
 
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 *
 
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 * TODO To change the template for this generated type comment go to
 
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 * Window - Preferences - Java - Code Style - Code Templates
 
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 */
 
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public class ChangeTimeSignatureAction extends Action{
 
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    public static final String NAME = "action.composition.change-time-signature";
 
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    public ChangeTimeSignatureAction(TablatureEditor tablatureEditor) {
 
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        super(NAME,true,tablatureEditor);       
 
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    }
 
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    public boolean doAction(TypedEvent e) {
 
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        showDialog(getEditor().getTablature().getShell()); 
 
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        return true;
 
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    }
 
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    public void showDialog(Shell shell) {
 
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        MeasureCoords measure = getEditor().getTablature().getCaret().getMeasureCoords();
 
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        if (measure != null) {
 
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            final Shell dialog = new Shell(shell, SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
 
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            dialog.setLayout(new GridLayout());
 
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            dialog.setText(TuxGuitar.getProperty("composition.timesignature"));
 
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            //-------------TIME SIGNATURE-----------------------------------------------
 
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            Composite timeSignature = new Composite(dialog, SWT.NONE);
 
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            timeSignature.setLayout(new GridLayout(2,false));
 
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            timeSignature.setLayoutData(new GridData(SWT.FILL,SWT.FILL,true,true));   
 
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            TimeSignature currentTimeSignature = measure.getMeasure().getTimeSignature();
 
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            //numerator
 
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            Label numeratorLabel = new Label(timeSignature, SWT.NULL);
 
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            numeratorLabel.setText(TuxGuitar.getProperty("composition.timesignature.Numerator"));
 
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            final Combo numerator = new Combo(timeSignature, SWT.DROP_DOWN | SWT.READ_ONLY);
 
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            for (int i = 1; i <= 32; i++) {
 
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                numerator.add(Integer.toString(i));
 
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            }            
 
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            numerator.setText(Integer.toString(currentTimeSignature.getNumerator()));
 
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            numerator.setLayoutData(getComboData());
 
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            //denominator
 
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            Label denominatorLabel = new Label(timeSignature, SWT.NULL);
 
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            denominatorLabel.setText(TuxGuitar.getProperty("composition.timesignature.denominator"));
 
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            final Combo denominator = new Combo(timeSignature, SWT.DROP_DOWN | SWT.READ_ONLY);
 
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            for (int i = 1; i <= 32; i = i * 2) {
 
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                denominator.add(Integer.toString(i));
 
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            }
 
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            denominator.setText(Integer.toString(currentTimeSignature.getDenominator().getValue()));
 
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            denominator.setLayoutData(getComboData());
 
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            //--------------------To End Checkbox-------------------------------
 
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            Composite check = new Composite(dialog, SWT.NONE);
 
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            check.setLayout(new GridLayout());
 
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            check.setLayoutData(new GridData(SWT.FILL,SWT.FILL,true,true));    
 
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            final Button toEnd = new Button(check, SWT.CHECK);
 
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            toEnd.setText(TuxGuitar.getProperty("composition.timesignature.to-the-end"));            
 
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            toEnd.setSelection(true);
 
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            //------------------BUTTONS--------------------------            
 
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            Composite buttons = new Composite(dialog, SWT.NONE);
 
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            buttons.setLayout(new GridLayout(2,false));
 
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            buttons.setLayoutData(new GridData(SWT.END,SWT.FILL,true,true));            
 
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            GridData data = new GridData(SWT.FILL,SWT.FILL,true,true);    
 
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            data.minimumWidth = 80;
 
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            data.minimumHeight = 25;            
 
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            final Button buttonOk = new Button(buttons, SWT.PUSH);
 
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            buttonOk.setText(TuxGuitar.getProperty("ok"));
 
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            buttonOk.setLayoutData(data);
 
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            buttonOk.addSelectionListener(new SelectionAdapter() {
 
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                public void widgetSelected(SelectionEvent arg0) {   
 
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                    boolean toEndValue = toEnd.getSelection();
 
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                    int numeratorValue = Integer.parseInt(numerator.getText());
 
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                    int denominatorValue = Integer.parseInt(denominator.getText());
 
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                    TimeSignature timeSignature = new TimeSignature(numeratorValue,new Duration(denominatorValue));                    
 
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                    setTimeSignature(timeSignature,toEndValue);
 
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                    dialog.dispose();
 
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                }
 
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            });
 
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            Button buttonCancel = new Button(buttons, SWT.PUSH);
 
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            buttonCancel.setLayoutData(data);
 
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            buttonCancel.setText(TuxGuitar.getProperty("cancel"));
 
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            buttonCancel.addSelectionListener(new SelectionAdapter() {
 
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                public void widgetSelected(SelectionEvent arg0) {
 
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                    dialog.dispose();
 
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                }
 
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            });
 
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            dialog.pack();
 
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            dialog.open();
 
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            int x = shell.getBounds().x + (shell.getBounds().width - dialog.getSize().x) / 2;
 
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            int y = shell.getBounds().y + (shell.getBounds().height - dialog.getSize().y) / 2;
 
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            dialog.setLocation(x, y);
 
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                while (!dialog.isDisposed()) {
 
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                if (!dialog.getDisplay().readAndDispatch()) {
 
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                        dialog.getDisplay().sleep();
 
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                }
 
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            }
 
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        }
 
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    }
 
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    private GridData getComboData(){
 
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        GridData data = new GridData(SWT.FILL,SWT.FILL,true,true);
 
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        data.minimumWidth = 150;
 
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        return data;
 
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    }
 
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    private void setTimeSignature(TimeSignature timeSignature,boolean toEnd){
 
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        //comienza el undoable
 
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        UndoableChangeTimeSignature undoable = UndoableChangeTimeSignature.startUndo(); 
 
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        Caret caret = getEditor().getTablature().getCaret();
 
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        SongCoords songCoords = caret.getSongCoords();
 
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        MeasureCoords measure = caret.getMeasureCoords();
 
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        getSongManager().changeTimeSignature(measure.getMeasure().getStart(),timeSignature,toEnd);
 
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        //actualizo la tablatura
 
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        updateTablature();
 
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        redraw();                
 
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        //termia el undoable
 
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        getEditor().getUndoManager().addEdit(undoable.endUndo(timeSignature,toEnd));
 
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    }    
 
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}