/*
* (c) Copyright 2010-2011 AgileBirds
*
* This file is part of OpenFlexo.
*
* OpenFlexo is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* OpenFlexo 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
*
*/
package org.openflexo.foundation.ie.action;
import java.util.Hashtable;
import java.util.Vector;
import java.util.logging.Logger;
import org.openflexo.foundation.FlexoEditor;
import org.openflexo.foundation.FlexoModelObject;
import org.openflexo.foundation.action.FlexoAction;
import org.openflexo.foundation.action.FlexoActionType;
import org.openflexo.foundation.ie.IEObject;
import org.openflexo.foundation.ie.IETopComponent;
import org.openflexo.foundation.ie.IEWOComponent;
import org.openflexo.foundation.ie.cl.ReusableComponentDefinition;
import org.openflexo.foundation.ie.widget.ButtonedWidgetInterface;
import org.openflexo.foundation.ie.widget.IEBlocWidget;
import org.openflexo.foundation.ie.widget.IEButtonWidget;
import org.openflexo.foundation.ie.widget.IEHTMLTableWidget;
import org.openflexo.foundation.ie.widget.IEReusableWidget;
import org.openflexo.foundation.ie.widget.IESequenceTR;
import org.openflexo.foundation.ie.widget.IESequenceTab;
import org.openflexo.foundation.ie.widget.IESequenceWidget;
import org.openflexo.foundation.ie.widget.IETabWidget;
import org.openflexo.foundation.ie.widget.IEWidget;
import org.openflexo.foundation.ie.widget.ITableRow;
import org.openflexo.foundation.ie.widget.ITableRowReusableWidget;
import org.openflexo.foundation.ie.widget.InnerBlocReusableWidget;
import org.openflexo.foundation.ie.widget.InnerTableReusableWidget;
import org.openflexo.foundation.ie.widget.TopComponentReusableWidget;
import org.openflexo.foundation.rm.FlexoProject;
public class DropPartialComponent extends FlexoAction<DropPartialComponent, IEObject, IEObject> {
private static final Logger logger = Logger.getLogger(DropPartialComponent.class.getPackage().getName());
public static FlexoActionType<DropPartialComponent, IEObject, IEObject> actionType = new FlexoActionType<DropPartialComponent, IEObject, IEObject>(
"drag_ie_element", FlexoActionType.newMenu, FlexoActionType.defaultGroup, FlexoActionType.ADD_ACTION_TYPE) {
/**
* Factory method
*/
@Override
public DropPartialComponent makeNewAction(IEObject focusedObject, Vector<IEObject> globalSelection, FlexoEditor editor) {
return new DropPartialComponent(focusedObject, globalSelection, editor);
}
@Override
public boolean isVisibleForSelection(IEObject object, Vector<IEObject> globalSelection) {
return true;
}
@Override
public boolean isEnabledForSelection(IEObject object, Vector<IEObject> globalSelection) {
return object != null;
}
};
static {
FlexoModelObject.addActionForClass(actionType, IEWOComponent.class);
FlexoModelObject.addActionForClass(actionType, IESequenceWidget.class);
}
DropPartialComponent(IEObject focusedObject, Vector<IEObject> globalSelection, FlexoEditor editor) {
super(actionType, focusedObject, globalSelection, editor);
parameters = new Hashtable<String, Integer>();
}
private static final String INDEX = "index";
private static final String ROW = "row";
private static final String COL = "col";
private static final String ROW_SPAN = "rowspan";
private static final String COL_SPAN = "colspan";
private IEReusableWidget droppedWidget;
private IEObject container;
private Hashtable<String, Integer> parameters;
public int getIndex() {
if (parameters.get(INDEX) == null) {
return 0;
}
return parameters.get(INDEX);
}
public void setIndex(int index) {
parameters.put(INDEX, index);
}
public int getRow() {
if (parameters.get(ROW) == null) {
return -1;
}
return parameters.get(ROW);
}
public void setRow(int row) {
parameters.put(ROW, row);
}
public int getCol() {
if (parameters.get(COL) == null) {
return -1;
}
return parameters.get(COL);
}
public void setCol(int col) {
parameters.put(COL, col);
}
public int getRowSpan() {
if (parameters.get(ROW_SPAN) == null) {
return -1;
}
return parameters.get(ROW_SPAN);
}
public void setRowSpan(int rowSpan) {
parameters.put(ROW_SPAN, rowSpan);
}
public int getColSpan() {
if (parameters.get(COL_SPAN) == null) {
return -1;
}
return parameters.get(COL_SPAN);
}
public void setColSpan(int colSpan) {
parameters.put(COL_SPAN, colSpan);
}
public IEObject getContainer() {
if (container == null) {
container = getFocusedObject();
if (container instanceof IEWOComponent) {
container = ((IEWOComponent) container).getRootSequence();
}
}
return container;
}
public void setContainer(IEObject container) {
this.container = container;
}
public FlexoProject getProject() {
if (getContainer() != null) {
return getContainer().getProject();
}
return null;
}
public IEReusableWidget getDroppedWidget() {
return droppedWidget;
}
@Override
protected void doAction(Object context) throws InvalidDropException {
logger.info("Insert partial component index=" + getIndex() + " row=" + getRow() + " col=" + getCol());
// logger.fine ("XML="+getElementXMLRepresentation());
if (getContainer() == null) {
throw new InvalidDropException("Cannot drop on a null container !");
}
if (getPartialComponent() == null) {
throw new InvalidDropException("Cannot drop a null partial component !");
}
if (!insertWidget(getContainer())) {
throw new InvalidDropException("Cannot drop such a widget (" + partialComponent.getClass().getName() + ") on this container("
+ getContainer().getClass().getName() + ") !");
}
}
private boolean insertWidget(IEObject container) throws InvalidDropException {
IEWOComponent woComponent = container instanceof IEWidget ? ((IEWidget) container).getWOComponent() : null;
if (woComponent == null) {
return false;
}
if (container instanceof IESequenceWidget && ((IESequenceWidget) container).isTopComponent()
&& getPartialComponent().getWOComponent().isTopComponent()) {
if (getIndex() == -1) {
throw new InvalidDropException("Cannot drop element at this index: " + getIndex());
}
IEReusableWidget newWidget = new TopComponentReusableWidget(woComponent, getPartialComponent(), (IESequenceWidget) container,
container.getProject());
droppedWidget = newWidget;
newWidget.setIndex(getIndex());
try {
// Do the insertion
((IESequenceWidget) container).insertElementAt(newWidget, getIndex());
return true;
} catch (IndexOutOfBoundsException e) {
throw new InvalidDropException("Cannot drop element at this index: " + getIndex());
}
}
if (container instanceof IEBlocWidget && getPartialComponent().getWOComponent().isASingleHTMLTable()) {
IEReusableWidget newWidget = new InnerBlocReusableWidget(woComponent, getPartialComponent(), (IEBlocWidget) container,
container.getProject());
droppedWidget = newWidget;
newWidget.setIndex(getIndex());
try {
// Do the insertion
((IEBlocWidget) container).setContent((InnerBlocReusableWidget) newWidget);
// Now declare the resources dependancies
woComponent.getFlexoResource().addToDependentResources(partialComponent.getComponentResource());
return true;
} catch (IndexOutOfBoundsException e) {
throw new InvalidDropException("Cannot drop element at this index: " + getIndex());
}
}
if (getPartialComponent().getWOComponent().isAListOfTableRows()) {
DropLocationForITableRow loc = findSuitableSequenceTRForDroppedITableRow(container);
if (loc != null) {
IEReusableWidget newWidget = new ITableRowReusableWidget(woComponent, getPartialComponent(), loc.seq,
container.getProject());
// compInst.setHTMLTableWidget(loc.seq.htmlTable());
droppedWidget = newWidget;
newWidget.setIndex(loc.index);
try {
// Do the insertion
loc.seq.insertElementAt((ITableRowReusableWidget) newWidget, loc.index);
loc.seq.htmlTable().setTRRowIndex();
// compInst.setHTMLTableWidget(loc.seq.htmlTable());
// loc.seq.setParentOfSingleWidgetComponentInstance(loc.seq.htmlTable());
return true;
} catch (IndexOutOfBoundsException e) {
throw new InvalidDropException("Cannot drop element at this index: " + getIndex());
}
} else {
return false;
}
}
if (container instanceof IESequenceWidget) {
if (getIndex() == -1) {
throw new InvalidDropException("Cannot drop element at this index: " + getIndex());
}
IEReusableWidget newWidget = new InnerTableReusableWidget(woComponent, getPartialComponent(), (IESequenceWidget) container,
container.getProject());
droppedWidget = newWidget;
newWidget.setIndex(getIndex());
try {
// Do the insertion
((IESequenceWidget) container).insertElementAt(newWidget, getIndex());
// Now declare the resources dependancies
((IESequenceWidget) container).getWOComponent().getFlexoResource()
.addToDependentResources(partialComponent.getComponentResource());
return true;
} catch (IndexOutOfBoundsException e) {
throw new InvalidDropException("Cannot drop element at this index: " + getIndex());
}
}
return false;
}
private ReusableComponentDefinition partialComponent;
public ReusableComponentDefinition getPartialComponent() {
return partialComponent;
}
public void setPartialComponent(ReusableComponentDefinition partialComponent) {
this.partialComponent = partialComponent;
}
private class DropLocationForITableRow {
public int index;
public IESequenceTR seq;
public DropLocationForITableRow(int i, IESequenceTR s) {
super();
index = i;
seq = s;
}
}
private DropLocationForITableRow findSuitableSequenceTRForDroppedITableRow(IEObject container) {
DropLocationForITableRow reply = null;
if (container instanceof IEWidget) {
IEObject current = container;
while (reply == null && current instanceof IEWidget) {
if (((IEWidget) current).getParent() instanceof IESequenceTR) {
reply = new DropLocationForITableRow(((IEWidget) current).getIndex(), (IESequenceTR) ((IEWidget) current).getParent());
}
current = ((IEWidget) current).getParent();
}
}
return reply;
}
private boolean isDropAcceptable(IEWidget rootWidget, IEObject container) {
if (container instanceof IESequenceWidget && rootWidget instanceof IETopComponent && getIndex() != -1) {
return true;
}
if (container instanceof IEBlocWidget && rootWidget instanceof IEHTMLTableWidget) {
return ((IEBlocWidget) container).getContent() == null;
}
if (container instanceof ButtonedWidgetInterface && rootWidget instanceof IEButtonWidget && getIndex() != -1) {
return true;
}
if (container instanceof IESequenceTab && rootWidget instanceof IETabWidget) {
return true;
}
if (rootWidget instanceof ITableRow) {
return findSuitableSequenceTRForDroppedITableRow(container) != null;
}
if (container instanceof IESequenceWidget && getIndex() != -1) {
// if (model instanceof IETDWidget) {
// if (logger.isLoggable(Level.INFO))
// logger.info("CASE 9: insert IETDWidget in IESequenceWidget (IESequenceWidgetWidgetView)");
// IESequenceWidget seq = ((IETDWidget) model).getSequenceWidget();
// for (int j = 0; j < seq.size(); j++) {
// model = seq.get(j);
// model.setIndex(getIndex());
// ((IESequenceWidget) container).insertElementAt(model, getIndex());
// }
// } else if (model instanceof IESequenceWidget && ((IESequenceWidget) model).getOperator() == null) {
// if (logger.isLoggable(Level.INFO))
// logger.info("CASE 10: insert IESequenceWidget in IESequenceWidget (IESequenceWidgetWidgetView)");
// IESequenceWidget seq = (IESequenceWidget) model;
// for (int j = 0; j < seq.size(); j++) {
// model = seq.get(j);
// model.setIndex(getIndex());
// ((IESequenceWidget) container).insertElementAt(model, getIndex());
// }
// } else {
// if (logger.isLoggable(Level.INFO))
// logger.info("CASE 11: insert IEWidget in IESequenceWidget (IESequenceWidgetWidgetView)");
// model.setIndex(getIndex());
// ((IESequenceWidget) container).insertElementAt(model, getIndex());
// }
return true;
}
return false;
}
}