live preview in observer wizards

de.bmotionstudio.gef.editor/src/de/bmotionstudio/gef/editor/figure/BMSImageFigure.java

@@ -6,6 +6,7 @@
 
 package de.bmotionstudio.gef.editor.figure;
 
+import java.io.File;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -43,6 +44,8 @@ public class BMSImageFigure extends AbstractBMotionFigure {
 		if (currentGIFThread != null)
 			currentGIFThread.interrupt();
 
+		if (new File(myPath).exists()) {
+
 			loader.load(myPath);
 
 			List<Image> imgList = images.get(myPath);
@@ -54,7 +57,8 @@ public class BMSImageFigure extends AbstractBMotionFigure {
 			}
 
 			if (loader.data.length > 1) { // GIF file
-			currentGIFThread = new GIFThread(this.imageFigure, myPath, imgList);
+				currentGIFThread = new GIFThread(this.imageFigure, myPath,
+						imgList);
 				currentGIFThread.start();
 			} else { // Non GIF file
 				imageFigure.setImage(imgList.get(0));
@@ -62,6 +66,8 @@ public class BMSImageFigure extends AbstractBMotionFigure {
 
 		}
 
+	}
+
 	/*
 	 * (non-Javadoc)
 	 * 

de.bmotionstudio.gef.editor/src/de/bmotionstudio/gef/editor/observer/wizard/WizardObserverCSwitchCoordinates.java

@@ -16,10 +16,12 @@ import org.eclipse.jface.dialogs.MessageDialog;
 import org.eclipse.jface.viewers.CellEditor;
 import org.eclipse.jface.viewers.CheckboxCellEditor;
 import org.eclipse.jface.viewers.EditingSupport;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.ITableColorProvider;
 import org.eclipse.jface.viewers.ITableFontProvider;
 import org.eclipse.jface.viewers.ITableLabelProvider;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
 import org.eclipse.jface.viewers.TableViewer;
 import org.eclipse.jface.viewers.TableViewerColumn;
 import org.eclipse.jface.wizard.WizardPage;
@@ -38,12 +40,14 @@ import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Display;
 
 import de.be4.classicalb.core.parser.BParser;
+import de.bmotionstudio.gef.editor.AttributeConstants;
 import de.bmotionstudio.gef.editor.BMotionStudioImage;
 import de.bmotionstudio.gef.editor.EditorImageRegistry;
 import de.bmotionstudio.gef.editor.edit.PredicateEditingSupport;
 import de.bmotionstudio.gef.editor.edit.TextEditingSupport;
 import de.bmotionstudio.gef.editor.model.BControl;
 import de.bmotionstudio.gef.editor.observer.Observer;
+import de.bmotionstudio.gef.editor.observer.ObserverEvalObject;
 import de.bmotionstudio.gef.editor.observer.ObserverWizard;
 import de.bmotionstudio.gef.editor.observer.SwitchChildCoordinates;
 import de.bmotionstudio.gef.editor.observer.ToggleObjectCoordinates;
@@ -52,6 +56,8 @@ import de.bmotionstudio.gef.editor.util.WizardObserverUtil;
 
 public class WizardObserverCSwitchCoordinates extends ObserverWizard {
 
+	private String lastChangedControlID;
+
 	private class ObserverCSwitchCoordinatesPage extends WizardPage {
 
 		private TableViewer tableViewer;
@@ -68,7 +74,37 @@ public class WizardObserverCSwitchCoordinates extends ObserverWizard {
 			container.setLayout(new GridLayout(1, true));
 
 			tableViewer = WizardObserverUtil.createObserverWizardTableViewer(
-					container, ToggleObjectCoordinates.class, getObserver());
+					container, ToggleObjectCoordinates.class,
+					(ObserverWizard) getWizard());
+			tableViewer
+					.addSelectionChangedListener(new ISelectionChangedListener() {
+
+						@Override
+						public void selectionChanged(SelectionChangedEvent event) {
+							IStructuredSelection selection = (IStructuredSelection) event
+									.getSelection();
+							Object firstElement = selection.getFirstElement();
+							if (firstElement instanceof ObserverEvalObject) {
+								restorePreview();
+								ObserverEvalObject observerEvalObject = (ObserverEvalObject) firstElement;
+								BControl control = getBControl();
+								ToggleObjectCoordinates toggleObjectCoordinates = (ToggleObjectCoordinates) observerEvalObject;
+								String attributeX = AttributeConstants.ATTRIBUTE_X;
+								String attributeY = AttributeConstants.ATTRIBUTE_Y;
+								String x = toggleObjectCoordinates.getX();
+								String y = toggleObjectCoordinates.getY();
+								String controlID = toggleObjectCoordinates
+										.getBcontrol();
+								BControl bControl = control.getChild(controlID);
+								if (bControl != null) {
+									bControl.setAttributeValue(attributeX, x);
+									bControl.setAttributeValue(attributeY, y);
+								}
+								lastChangedControlID = controlID;
+							}
+						}
+
+					});
 
 			TableViewerColumn column = new TableViewerColumn(tableViewer,
 					SWT.NONE);
@@ -189,6 +225,7 @@ public class WizardObserverCSwitchCoordinates extends ObserverWizard {
 
 	@Override
 	protected Boolean prepareToFinish() {
+		restorePreview();
 		if (((SwitchChildCoordinates) getObserver()).getToggleObjects().size() == 0) {
 			setObserverDelete(true);
 		} else {
@@ -206,6 +243,22 @@ public class WizardObserverCSwitchCoordinates extends ObserverWizard {
 		return true;
 	}
 
+	private void restorePreview() {
+		if (lastChangedControlID != null) {
+			BControl bControl = getBControl().getChild(lastChangedControlID);
+			if (bControl != null) {
+				bControl.restoreDefaultValue(AttributeConstants.ATTRIBUTE_X);
+				bControl.restoreDefaultValue(AttributeConstants.ATTRIBUTE_Y);
+			}
+		}
+	}
+
+	@Override
+	public boolean performCancel() {
+		restorePreview();
+		return super.performCancel();
+	}
+
 	@Override
 	public Point getSize() {
 		return new Point(650, 500);

de.bmotionstudio.gef.editor/src/de/bmotionstudio/gef/editor/observer/wizard/WizardObserverListenOperationByPredicate.java

@@ -80,7 +80,8 @@ public class WizardObserverListenOperationByPredicate extends ObserverWizard {
 			setControl(container);
 
 			tableViewer = WizardObserverUtil.createObserverWizardTableViewer(
-					container, PredicateOperation.class, getObserver());
+					container, PredicateOperation.class,
+					(ObserverWizard) getWizard());
 
 			TableViewerColumn column = new TableViewerColumn(tableViewer,
 					SWT.NONE);

de.bmotionstudio.gef.editor/src/de/bmotionstudio/gef/editor/observer/wizard/WizardObserverSetAttribute.java

@@ -19,11 +19,13 @@ import org.eclipse.jface.dialogs.MessageDialog;
 import org.eclipse.jface.viewers.CellEditor;
 import org.eclipse.jface.viewers.ComboBoxViewerCellEditor;
 import org.eclipse.jface.viewers.EditingSupport;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.ITableColorProvider;
 import org.eclipse.jface.viewers.ITableFontProvider;
 import org.eclipse.jface.viewers.ITableLabelProvider;
 import org.eclipse.jface.viewers.LabelProvider;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.jface.viewers.TableViewer;
 import org.eclipse.jface.viewers.TableViewerColumn;
@@ -54,6 +56,7 @@ import de.bmotionstudio.gef.editor.edit.IsExpressionModeEditingSupport;
 import de.bmotionstudio.gef.editor.edit.PredicateEditingSupport;
 import de.bmotionstudio.gef.editor.model.BControl;
 import de.bmotionstudio.gef.editor.observer.Observer;
+import de.bmotionstudio.gef.editor.observer.ObserverEvalObject;
 import de.bmotionstudio.gef.editor.observer.ObserverWizard;
 import de.bmotionstudio.gef.editor.observer.SetAttribute;
 import de.bmotionstudio.gef.editor.observer.SetAttributeObject;
@@ -62,6 +65,8 @@ import de.bmotionstudio.gef.editor.util.WizardObserverUtil;
 
 public class WizardObserverSetAttribute extends ObserverWizard {
 
+	private String lastChangedAttributeID;
+
 	private class WizardSetAttributePage extends WizardPage {
 
 		private WritableList input;
@@ -86,7 +91,37 @@ public class WizardObserverSetAttribute extends ObserverWizard {
 			container.setLayout(gl);
 
 			tableViewer = WizardObserverUtil.createObserverWizardTableViewer(
-					container, SetAttributeObject.class, getObserver());
+					container, SetAttributeObject.class,
+					(ObserverWizard) getWizard());
+
+			tableViewer
+					.addSelectionChangedListener(new ISelectionChangedListener() {
+
+						@Override
+						public void selectionChanged(SelectionChangedEvent event) {
+							IStructuredSelection selection = (IStructuredSelection) event
+									.getSelection();
+							Object firstElement = selection.getFirstElement();
+							if (firstElement instanceof ObserverEvalObject) {
+
+								ObserverEvalObject observerEvalObject = (ObserverEvalObject) firstElement;
+								BControl control = getBControl();
+
+								if (lastChangedAttributeID != null)
+									control.restoreDefaultValue(lastChangedAttributeID);
+
+								SetAttributeObject setAttributeObj = (SetAttributeObject) observerEvalObject;
+								String attribute = setAttributeObj
+										.getAttribute();
+								Object value = setAttributeObj.getValue();
+								control.setAttributeValue(attribute, value);
+
+								lastChangedAttributeID = attribute;
+
+							}
+						}
+
+					});
 
 			TableViewerColumn column = new TableViewerColumn(tableViewer,
 					SWT.NONE);
@@ -278,6 +313,7 @@ public class WizardObserverSetAttribute extends ObserverWizard {
 
 	@Override
 	protected Boolean prepareToFinish() {
+		getBControl().restoreDefaultValue(lastChangedAttributeID);
 		if (((SetAttribute) getObserver()).getSetAttributeObjects().size() == 0) {
 			setObserverDelete(true);
 		} else {
@@ -294,6 +330,12 @@ public class WizardObserverSetAttribute extends ObserverWizard {
 		return true;
 	}
 
+	@Override
+	public boolean performCancel() {
+		getBControl().restoreDefaultValue(lastChangedAttributeID);
+		return super.performCancel();
+	}
+
 	private class ObserverLabelProvider extends ObservableMapLabelProvider
 			implements ITableLabelProvider, ITableColorProvider,
 			ITableFontProvider {

de.bmotionstudio.gef.editor/src/de/bmotionstudio/gef/editor/observer/wizard/WizardObserverSwitchCoordinates.java

@@ -16,10 +16,12 @@ import org.eclipse.jface.dialogs.MessageDialog;
 import org.eclipse.jface.viewers.CellEditor;
 import org.eclipse.jface.viewers.CheckboxCellEditor;
 import org.eclipse.jface.viewers.EditingSupport;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.ITableColorProvider;
 import org.eclipse.jface.viewers.ITableFontProvider;
 import org.eclipse.jface.viewers.ITableLabelProvider;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.jface.viewers.TableViewer;
 import org.eclipse.jface.viewers.TableViewerColumn;
@@ -39,12 +41,14 @@ import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Display;
 
 import de.be4.classicalb.core.parser.BParser;
+import de.bmotionstudio.gef.editor.AttributeConstants;
 import de.bmotionstudio.gef.editor.BMotionStudioImage;
 import de.bmotionstudio.gef.editor.EditorImageRegistry;
 import de.bmotionstudio.gef.editor.edit.PredicateEditingSupport;
 import de.bmotionstudio.gef.editor.edit.TextEditingSupport;
 import de.bmotionstudio.gef.editor.model.BControl;
 import de.bmotionstudio.gef.editor.observer.Observer;
+import de.bmotionstudio.gef.editor.observer.ObserverEvalObject;
 import de.bmotionstudio.gef.editor.observer.ObserverWizard;
 import de.bmotionstudio.gef.editor.observer.SwitchCoordinates;
 import de.bmotionstudio.gef.editor.observer.ToggleObjectCoordinates;
@@ -69,7 +73,31 @@ public class WizardObserverSwitchCoordinates extends ObserverWizard {
 			container.setLayout(new GridLayout(1, true));
 
 			tableViewer = WizardObserverUtil.createObserverWizardTableViewer(
-					container, ToggleObjectCoordinates.class, getObserver());
+					container, ToggleObjectCoordinates.class,
+					(ObserverWizard) getWizard());
+
+			tableViewer
+					.addSelectionChangedListener(new ISelectionChangedListener() {
+
+						@Override
+						public void selectionChanged(SelectionChangedEvent event) {
+							IStructuredSelection selection = (IStructuredSelection) event
+									.getSelection();
+							Object firstElement = selection.getFirstElement();
+							if (firstElement instanceof ObserverEvalObject) {
+								ObserverEvalObject observerEvalObject = (ObserverEvalObject) firstElement;
+								BControl control = getBControl();
+								ToggleObjectCoordinates toggleObjectCoordinates = (ToggleObjectCoordinates) observerEvalObject;
+								String attributeX = AttributeConstants.ATTRIBUTE_X;
+								String attributeY = AttributeConstants.ATTRIBUTE_Y;
+								String x = toggleObjectCoordinates.getX();
+								String y = toggleObjectCoordinates.getY();
+								control.setAttributeValue(attributeX, x);
+								control.setAttributeValue(attributeY, y);
+							}
+						}
+
+					});
 
 			TableViewerColumn column = new TableViewerColumn(tableViewer,
 					SWT.NONE);
@@ -184,6 +212,8 @@ public class WizardObserverSwitchCoordinates extends ObserverWizard {
 
 	@Override
 	protected Boolean prepareToFinish() {
+		getBControl().restoreDefaultValue(AttributeConstants.ATTRIBUTE_X);
+		getBControl().restoreDefaultValue(AttributeConstants.ATTRIBUTE_Y);
 		if (((SwitchCoordinates) getObserver()).getToggleObjects().size() == 0) {
 			setObserverDelete(true);
 		} else {
@@ -200,6 +230,13 @@ public class WizardObserverSwitchCoordinates extends ObserverWizard {
 		return true;
 	}
 
+	@Override
+	public boolean performCancel() {
+		getBControl().restoreDefaultValue(AttributeConstants.ATTRIBUTE_X);
+		getBControl().restoreDefaultValue(AttributeConstants.ATTRIBUTE_Y);
+		return super.performCancel();
+	}
+
 	@Override
 	public Point getSize() {
 		return new Point(650, 500);

de.bmotionstudio.gef.editor/src/de/bmotionstudio/gef/editor/observer/wizard/WizardObserverSwitchImage.java

@@ -13,10 +13,12 @@ import org.eclipse.core.databinding.observable.map.IObservableMap;
 import org.eclipse.jface.databinding.viewers.ObservableListContentProvider;
 import org.eclipse.jface.databinding.viewers.ObservableMapLabelProvider;
 import org.eclipse.jface.dialogs.MessageDialog;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
 import org.eclipse.jface.viewers.IStructuredSelection;
 import org.eclipse.jface.viewers.ITableColorProvider;
 import org.eclipse.jface.viewers.ITableFontProvider;
 import org.eclipse.jface.viewers.ITableLabelProvider;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.jface.viewers.TableViewer;
 import org.eclipse.jface.viewers.TableViewerColumn;
@@ -44,6 +46,7 @@ import de.bmotionstudio.gef.editor.edit.IsExpressionModeEditingSupport;
 import de.bmotionstudio.gef.editor.edit.PredicateEditingSupport;
 import de.bmotionstudio.gef.editor.model.BControl;
 import de.bmotionstudio.gef.editor.observer.Observer;
+import de.bmotionstudio.gef.editor.observer.ObserverEvalObject;
 import de.bmotionstudio.gef.editor.observer.ObserverWizard;
 import de.bmotionstudio.gef.editor.observer.SwitchImage;
 import de.bmotionstudio.gef.editor.observer.ToggleObjectImage;
@@ -68,7 +71,27 @@ public class WizardObserverSwitchImage extends ObserverWizard {
 			container.setLayout(new GridLayout(1, true));
 
 			tableViewer = WizardObserverUtil.createObserverWizardTableViewer(
-					container, ToggleObjectImage.class, getObserver());
+					container, ToggleObjectImage.class,
+					(ObserverWizard) getWizard());
+			tableViewer
+					.addSelectionChangedListener(new ISelectionChangedListener() {
+
+						@Override
+						public void selectionChanged(SelectionChangedEvent event) {
+							IStructuredSelection selection = (IStructuredSelection) event
+									.getSelection();
+							Object firstElement = selection.getFirstElement();
+							if (firstElement instanceof ObserverEvalObject) {
+								ObserverEvalObject observerEvalObject = (ObserverEvalObject) firstElement;
+								BControl control = getBControl();
+								ToggleObjectImage toggleObjImage = (ToggleObjectImage) observerEvalObject;
+								String attribute = AttributeConstants.ATTRIBUTE_IMAGE;
+								String image = toggleObjImage.getImage();
+								control.setAttributeValue(attribute, image);
+							}
+						}
+
+					});
 
 			TableViewerColumn column = new TableViewerColumn(tableViewer,
 					SWT.NONE);
@@ -175,6 +198,7 @@ public class WizardObserverSwitchImage extends ObserverWizard {
 
 	@Override
 	protected Boolean prepareToFinish() {
+		getBControl().restoreDefaultValue(AttributeConstants.ATTRIBUTE_IMAGE);
 		if (((SwitchImage) getObserver()).getToggleObjects().size() == 0) {
 			setObserverDelete(true);
 		} else {
@@ -191,6 +215,12 @@ public class WizardObserverSwitchImage extends ObserverWizard {
 		return true;
 	}
 
+	@Override
+	public boolean performCancel() {
+		getBControl().restoreDefaultValue(AttributeConstants.ATTRIBUTE_IMAGE);
+		return super.performCancel();
+	}
+
 	@Override
 	public Point getSize() {
 		return new Point(650, 500);

de.bmotionstudio.gef.editor/src/de/bmotionstudio/gef/editor/util/WizardObserverUtil.java

@@ -19,7 +19,7 @@ import org.eclipse.swt.widgets.TableItem;
 
 import de.bmotionstudio.gef.editor.BMotionStudioSWTConstants;
 import de.bmotionstudio.gef.editor.library.AttributeTransfer;
-import de.bmotionstudio.gef.editor.observer.Observer;
+import de.bmotionstudio.gef.editor.observer.ObserverWizard;
 import de.bmotionstudio.gef.editor.observer.wizard.WizardObserverAddItemAction;
 import de.bmotionstudio.gef.editor.observer.wizard.WizardObserverDeleteItemsAction;
 import de.bmotionstudio.gef.editor.observer.wizard.WizardObserverDragListener;
@@ -35,7 +35,7 @@ public class WizardObserverUtil {
 	}
 
 	public static TableViewer createObserverWizardTableViewer(Composite parent,
-			Class<?> itemClass, Observer observer) {
+			Class<?> itemClass, final ObserverWizard observerWizard) {
 
 		final TableViewer tableViewer = new TableViewer(parent, SWT.BORDER
 				| SWT.FULL_SELECTION | SWT.MULTI);
@@ -47,12 +47,9 @@ public class WizardObserverUtil {
 		int operations = DND.DROP_COPY | DND.DROP_MOVE;
 		Transfer[] transferTypes = new Transfer[] { AttributeTransfer
 				.getInstance() };
-		tableViewer
-				.addDropSupport(
-						operations,
-						transferTypes,
-						new WizardObserverDropListener(tableViewer, observer
-								.getName()));
+		tableViewer.addDropSupport(operations, transferTypes,
+				new WizardObserverDropListener(tableViewer, observerWizard
+						.getObserver().getName()));
 		tableViewer.addDragSupport(operations, transferTypes,
 				new WizardObserverDragListener(tableViewer));