/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.reporting.designer.core.actions.elements;
import org.pentaho.reporting.designer.core.actions.AbstractElementSelectionAction;
import org.pentaho.reporting.designer.core.actions.ActionMessages;
import org.pentaho.reporting.designer.core.editor.ReportDocumentContext;
import org.pentaho.reporting.designer.core.model.ModelUtility;
import org.pentaho.reporting.designer.core.model.selection.DocumentContextSelectionModel;
import org.pentaho.reporting.designer.core.util.IconLoader;
import org.pentaho.reporting.designer.core.util.dnd.ClipboardManager;
import org.pentaho.reporting.designer.core.util.exceptions.UncaughtExceptionsModel;
import org.pentaho.reporting.designer.core.util.undo.CompoundUndoEntry;
import org.pentaho.reporting.designer.core.util.undo.UndoEntry;
import org.pentaho.reporting.engine.classic.core.AttributeNames;
import org.pentaho.reporting.engine.classic.core.Element;
import org.pentaho.reporting.engine.classic.core.ReportAttributeMap;
import org.pentaho.reporting.engine.classic.core.event.ReportModelEvent;
import org.pentaho.reporting.engine.classic.core.metadata.ElementMetaData;
import org.pentaho.reporting.engine.classic.core.metadata.StyleMetaData;
import org.pentaho.reporting.engine.classic.core.style.BandStyleKeys;
import org.pentaho.reporting.engine.classic.core.style.ElementStyleKeys;
import org.pentaho.reporting.engine.classic.core.style.ElementStyleSheet;
import org.pentaho.reporting.engine.classic.core.style.StyleKey;
import org.pentaho.reporting.engine.classic.core.util.InstanceID;
import org.pentaho.reporting.libraries.base.util.ObjectUtilities;
import javax.swing.*;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import java.awt.datatransfer.UnsupportedFlavorException;
import java.awt.event.ActionEvent;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
public final class PasteFormatAction extends AbstractElementSelectionAction implements ChangeListener {
private static class PasteFormatUndoEntry implements UndoEntry {
private InstanceID element;
private ReportAttributeMap<Object> oldAttributes;
private ReportAttributeMap<Object> newAttributes;
private Object[] oldStyleData;
private Object[] newStyleData;
private PasteFormatUndoEntry( final InstanceID element,
final ReportAttributeMap<Object> oldAttributes,
final ReportAttributeMap<Object> newAttributes,
final Object[] oldStyleData,
final Object[] newStyleData ) {
this.element = element;
this.oldAttributes = oldAttributes.clone();
this.newAttributes = newAttributes.clone();
this.oldStyleData = oldStyleData.clone();
this.newStyleData = newStyleData.clone();
}
public void undo( final ReportDocumentContext renderContext ) {
final Element target = (Element) ModelUtility.findElementById( renderContext.getReportDefinition(), element );
final ElementStyleSheet styleSheet = target.getStyle();
final StyleKey[] keys = StyleKey.getDefinedStyleKeys();
for ( int i = 0; i < oldStyleData.length; i++ ) {
final Object o = oldStyleData[ i ];
if ( o != null ) {
styleSheet.setStyleProperty( keys[ i ], o );
}
}
final String[] namespaces = oldAttributes.getNameSpaces();
for ( int i = 0; i < namespaces.length; i++ ) {
final String namespace = namespaces[ i ];
final String[] names = oldAttributes.getNames( namespace );
for ( int j = 0; j < names.length; j++ ) {
final String name = names[ j ];
target.setAttribute( namespace, name, oldAttributes.getAttribute( namespace, name ), false );
}
}
target.notifyNodePropertiesChanged();
}
public void redo( final ReportDocumentContext renderContext ) {
final Element target = (Element) ModelUtility.findElementById( renderContext.getReportDefinition(), element );
final ElementStyleSheet styleSheet = target.getStyle();
final StyleKey[] keys = StyleKey.getDefinedStyleKeys();
for ( int i = 0; i < newStyleData.length; i++ ) {
final Object o = newStyleData[ i ];
if ( o != null ) {
styleSheet.setStyleProperty( keys[ i ], o );
}
}
final String[] namespaces = newAttributes.getNameSpaces();
for ( int i = 0; i < namespaces.length; i++ ) {
final String namespace = namespaces[ i ];
final String[] names = newAttributes.getNames( namespace );
for ( int j = 0; j < names.length; j++ ) {
final String name = names[ j ];
target.setAttribute( namespace, name, newAttributes.getAttribute( namespace, name ), false );
}
}
target.notifyNodePropertiesChanged();
}
public UndoEntry merge( final UndoEntry newEntry ) {
return null;
}
}
private enum ClipboardStatus {
EMPTY, // Nothing valid in the clipboard
UNKNOWN, // Not checked, as we have no insertation point
GENERIC_ELEMENT // its a generic element, insertation point has been checked to be valid.
}
private ClipboardStatus clipboardStatus;
private boolean selectionActive;
public PasteFormatAction() {
putValue( Action.SMALL_ICON, IconLoader.getInstance().getPasteIcon() );
putValue( Action.NAME, ActionMessages.getString( "PasteFormatAction.Text" ) );
putValue( Action.SHORT_DESCRIPTION, ActionMessages.getString( "PasteFormatAction.Description" ) );
putValue( Action.MNEMONIC_KEY, ActionMessages.getOptionalMnemonic( "PasteFormatAction.Mnemonic" ) );
putValue( Action.ACCELERATOR_KEY, ActionMessages.getOptionalKeyStroke( "PasteFormatAction.Accelerator" ) );
setEnabled( false );
ClipboardManager.getManager().addChangeListener( this );
// update from system clipboard status
stateChanged( null );
}
protected void selectedElementPropertiesChanged( final ReportModelEvent event ) {
}
protected void updateSelection() {
final ReportDocumentContext activeContext = getActiveContext();
if ( activeContext == null ) {
setSelectionActive( false );
return;
}
final Object rawLeadSelection = activeContext.getSelectionModel().getLeadSelection();
if ( rawLeadSelection == null ) {
setSelectionActive( false );
return;
}
setSelectionActive( true );
}
public void setSelectionActive( final boolean selectionActive ) {
this.selectionActive = selectionActive;
if ( selectionActive ) {
setEnabled( clipboardStatus == ClipboardStatus.GENERIC_ELEMENT );
} else {
setEnabled( false );
}
}
public ClipboardStatus getClipboardStatus() {
return clipboardStatus;
}
public void setClipboardStatus( final ClipboardStatus clipboardStatus ) {
this.clipboardStatus = clipboardStatus;
if ( clipboardStatus != ClipboardStatus.GENERIC_ELEMENT ) {
setEnabled( false );
} else {
setEnabled( selectionActive );
}
}
public void stateChanged( final ChangeEvent e ) {
if ( ClipboardManager.getManager().isDataAvailable() ) {
setClipboardStatus( ClipboardStatus.GENERIC_ELEMENT );
} else {
setClipboardStatus( ClipboardStatus.EMPTY );
}
}
/**
* Invoked when an action occurs.
*/
public void actionPerformed( final ActionEvent e ) {
final ReportDocumentContext activeContext = getActiveContext();
if ( activeContext == null ) {
return;
}
final DocumentContextSelectionModel selectionModel1 = getSelectionModel();
if ( selectionModel1 == null ) {
return;
}
final List<Element> visualElements = selectionModel1.getSelectedElementsOfType( Element.class );
if ( visualElements.isEmpty() ) {
return;
}
if ( ClipboardManager.getManager().isDataAvailable() == false ) {
return;
}
try {
final Object[] data1 = ClipboardManager.getManager().getContents();
if ( data1.length == 0 || data1[ 0 ] instanceof Element == false ) {
return;
}
final Element data = (Element) data1[ 0 ];
// copy all styles ..
final ElementStyleSheet styleSheet = data.getStyle();
final StyleKey[] definedPropertyNamesArray = styleSheet.getDefinedPropertyNamesArray();
final String elementType = data.getElementTypeName();
final Object formatString = data.getAttribute( AttributeNames.Core.NAMESPACE, AttributeNames.Core.FORMAT_STRING );
final ArrayList<UndoEntry> undos = new ArrayList<UndoEntry>();
for ( Element element : visualElements ) {
final ElementMetaData metaData = element.getMetaData();
final ElementStyleSheet elementStyleSheet = element.getStyle();
final Object[] oldStyleData = new Object[ StyleKey.getDefinedStyleKeyCount() ];
final Object[] newStyleData = new Object[ StyleKey.getDefinedStyleKeyCount() ];
for ( int j = 0; j < definedPropertyNamesArray.length; j++ ) {
final StyleKey styleKey = definedPropertyNamesArray[ j ];
if ( styleKey == null ) {
continue;
}
final StyleMetaData styleDescr = metaData.getStyleDescription( styleKey );
if ( styleDescr == null ) {
// skip if the target element does not have that style ..
continue;
}
if ( isFiltered( styleKey, styleDescr ) ) {
continue;
}
oldStyleData[ styleKey.identifier ] = elementStyleSheet.getStyleProperty( styleKey, null );
final Object newValue = styleSheet.getStyleProperty( styleKey );
newStyleData[ styleKey.identifier ] = newValue;
elementStyleSheet.setStyleProperty( styleKey, newValue );
}
final ReportAttributeMap<Object> oldAttributes = new ReportAttributeMap<Object>();
final ReportAttributeMap<Object> newAttributes = new ReportAttributeMap<Object>();
if ( ObjectUtilities.equal( elementType, element.getElementTypeName() ) ) {
final Object attribute =
element.getAttribute( AttributeNames.Core.NAMESPACE, AttributeNames.Core.FORMAT_STRING );
oldAttributes.setAttribute( AttributeNames.Core.NAMESPACE, AttributeNames.Core.FORMAT_STRING, attribute );
newAttributes.setAttribute( AttributeNames.Core.NAMESPACE, AttributeNames.Core.FORMAT_STRING, formatString );
element.setAttribute( AttributeNames.Core.NAMESPACE, AttributeNames.Core.FORMAT_STRING, formatString );
}
final PasteFormatUndoEntry undoEntry =
new PasteFormatUndoEntry( element.getObjectID(), oldAttributes, newAttributes, oldStyleData, newStyleData );
undos.add( undoEntry );
}
getActiveContext().getUndo().addChange( ActionMessages.getString( "PasteFormatAction.UndoName" ),
new CompoundUndoEntry( undos.toArray( new UndoEntry[ undos.size() ] ) ) );
} catch ( final UnsupportedFlavorException e1 ) {
UncaughtExceptionsModel.getInstance().addException( e1 );
} catch ( IOException e1 ) {
UncaughtExceptionsModel.getInstance().addException( e1 );
}
}
private boolean isFiltered( final StyleKey styleKey, final StyleMetaData styleDescr ) {
if ( styleDescr.isDeprecated() ) {
return true;
}
if ( ElementStyleKeys.POS_X.equals( styleKey ) ) {
return true;
}
if ( ElementStyleKeys.POS_Y.equals( styleKey ) ) {
return true;
}
if ( ElementStyleKeys.MIN_WIDTH.equals( styleKey ) ) {
return true;
}
if ( ElementStyleKeys.MIN_HEIGHT.equals( styleKey ) ) {
return true;
}
if ( ElementStyleKeys.WIDTH.equals( styleKey ) ) {
return true;
}
if ( ElementStyleKeys.HEIGHT.equals( styleKey ) ) {
return true;
}
if ( ElementStyleKeys.MAX_WIDTH.equals( styleKey ) ) {
return true;
}
if ( ElementStyleKeys.MAX_HEIGHT.equals( styleKey ) ) {
return true;
}
if ( BandStyleKeys.LAYOUT.equals( styleKey ) ) {
return true;
}
return false;
}
}