/*
* Copyright (c) 2008 Borland Software Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Artem Tikhomirov (Borland) - initial API and implementation
* Alexander Shatalin (Borland) - initial API and implementation
*/
package org.eclipse.gmf.graphdef.editor.sheet;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.gmf.gmfgraph.Dimension;
import org.eclipse.gmf.gmfgraph.Figure;
import org.eclipse.gmf.gmfgraph.GMFGraphFactory;
import org.eclipse.gmf.gmfgraph.GMFGraphPackage;
import org.eclipse.gmf.gmfgraph.Point;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.SWT;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Spinner;
import org.eclipse.swt.widgets.Widget;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.forms.widgets.FormToolkit;
import org.eclipse.ui.views.properties.tabbed.AbstractPropertySection;
import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage;
public class SizeSection extends AbstractPropertySection implements ChangeTracker, Listener {
private org.eclipse.emf.common.notify.Adapter[] myModelListeners;
private boolean myIsCommit;
private boolean myIsRefresh;
private Object myInput;
private Group myLocationGroup;
private Group myPreferredSizeGroup;
private Group myMaximumSizeGroup;
private Group myMinimumSizeGroup;
private Button mySetLocation;
private Spinner myLocationX;
private Spinner myLocationY;
private Button mySetPreferredSize;
private Spinner myPreferredSizeX;
private Spinner myPreferredSizeY;
private Button mySetMaximumSize;
private Spinner myMaximumSizeX;
private Spinner myMaximumSizeY;
private Button mySetMinimumSize;
private Spinner myMinimumSizeX;
private Spinner myMinimumSizeY;
@Override
public void createControls(Composite parent, TabbedPropertySheetPage page) {
super.createControls(parent, page);
getWidgetFactory().paintBordersFor(parent);
myLocationGroup = createGroup(parent, "Location");
mySetLocation = getWidgetFactory().createButton(myLocationGroup, "Define", SWT.CHECK);
createLabel(myLocationGroup, "X");
myLocationX = new Spinner(myLocationGroup, SWT.FLAT);
myLocationX.setMinimum(0);
myLocationX.setMaximum(2147483647);
myLocationX.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER); // @see #145837
createLabel(myLocationGroup, "Y");
myLocationY = new Spinner(myLocationGroup, SWT.FLAT);
myLocationY.setMinimum(0);
myLocationY.setMaximum(2147483647);
myLocationY.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER); // @see #145837
myLocationGroup.setLayout(new org.eclipse.swt.layout.GridLayout(2, false));
org.eclipse.jface.layout.GridDataFactory.swtDefaults().align(SWT.BEGINNING, SWT.BEGINNING).span(2, 1).applyTo(mySetLocation);
myPreferredSizeGroup = createGroup(parent, "Preferred Size");
mySetPreferredSize = getWidgetFactory().createButton(myPreferredSizeGroup, "Define", SWT.CHECK);
createLabel(myPreferredSizeGroup, "Width");
myPreferredSizeX = new Spinner(myPreferredSizeGroup, SWT.FLAT);
myPreferredSizeX.setMinimum(0);
myPreferredSizeX.setMaximum(2147483647);
myPreferredSizeX.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER); // @see #145837
createLabel(myPreferredSizeGroup, "Height");
myPreferredSizeY = new Spinner(myPreferredSizeGroup, SWT.FLAT);
myPreferredSizeY.setMinimum(0);
myPreferredSizeY.setMaximum(2147483647);
myPreferredSizeY.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER); // @see #145837
myPreferredSizeGroup.setLayout(new org.eclipse.swt.layout.GridLayout(2, false));
org.eclipse.jface.layout.GridDataFactory.swtDefaults().align(SWT.BEGINNING, SWT.BEGINNING).span(2, 1).applyTo(mySetPreferredSize);
myMaximumSizeGroup = createGroup(parent, "Maximum Size");
mySetMaximumSize = getWidgetFactory().createButton(myMaximumSizeGroup, "Define", SWT.CHECK);
createLabel(myMaximumSizeGroup, "Width");
myMaximumSizeX = new Spinner(myMaximumSizeGroup, SWT.FLAT);
myMaximumSizeX.setMinimum(0);
myMaximumSizeX.setMaximum(2147483647);
myMaximumSizeX.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER); // @see #145837
createLabel(myMaximumSizeGroup, "Height");
myMaximumSizeY = new Spinner(myMaximumSizeGroup, SWT.FLAT);
myMaximumSizeY.setMinimum(0);
myMaximumSizeY.setMaximum(2147483647);
myMaximumSizeY.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER); // @see #145837
myMaximumSizeGroup.setLayout(new org.eclipse.swt.layout.GridLayout(2, false));
org.eclipse.jface.layout.GridDataFactory.swtDefaults().align(SWT.BEGINNING, SWT.BEGINNING).span(2, 1).applyTo(mySetMaximumSize);
myMinimumSizeGroup = createGroup(parent, "Minimum Size");
mySetMinimumSize = getWidgetFactory().createButton(myMinimumSizeGroup, "Define", SWT.CHECK);
createLabel(myMinimumSizeGroup, "Width");
myMinimumSizeX = new Spinner(myMinimumSizeGroup, SWT.FLAT);
myMinimumSizeX.setMinimum(0);
myMinimumSizeX.setMaximum(2147483647);
myMinimumSizeX.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER); // @see #145837
createLabel(myMinimumSizeGroup, "Height");
myMinimumSizeY = new Spinner(myMinimumSizeGroup, SWT.FLAT);
myMinimumSizeY.setMinimum(0);
myMinimumSizeY.setMaximum(2147483647);
myMinimumSizeY.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER); // @see #145837
myMinimumSizeGroup.setLayout(new org.eclipse.swt.layout.GridLayout(2, false));
org.eclipse.jface.layout.GridDataFactory.swtDefaults().align(SWT.BEGINNING, SWT.BEGINNING).span(2, 1).applyTo(mySetMinimumSize);
parent.setLayout(new org.eclipse.swt.layout.FormLayout());
org.eclipse.swt.layout.FormData parentFD;
parentFD = new org.eclipse.swt.layout.FormData();
parentFD.left = new org.eclipse.swt.layout.FormAttachment(0, 10);
myLocationGroup.setLayoutData(parentFD);
parentFD = new org.eclipse.swt.layout.FormData();
parentFD.left = new org.eclipse.swt.layout.FormAttachment(myLocationGroup, 20, org.eclipse.swt.SWT.RIGHT);
myPreferredSizeGroup.setLayoutData(parentFD);
parentFD = new org.eclipse.swt.layout.FormData();
parentFD.left = new org.eclipse.swt.layout.FormAttachment(myPreferredSizeGroup, 20, org.eclipse.swt.SWT.RIGHT);
myMaximumSizeGroup.setLayoutData(parentFD);
parentFD = new org.eclipse.swt.layout.FormData();
parentFD.left = new org.eclipse.swt.layout.FormAttachment(myMaximumSizeGroup, 20, org.eclipse.swt.SWT.RIGHT);
myMinimumSizeGroup.setLayoutData(parentFD);
for (Spinner s : new Spinner[] { myLocationX, myLocationY, myPreferredSizeX, myPreferredSizeY, myMaximumSizeX, myMaximumSizeY, myMinimumSizeX, myMinimumSizeY }) {
s.addListener(SWT.Modify, this);
s.addListener(SWT.FocusOut, this);
}
for (Widget w : new Widget[] { mySetLocation, mySetPreferredSize, mySetMaximumSize, mySetMinimumSize }) {
w.addListener(SWT.Selection, this);
}
}
@Override
public void setInput(IWorkbenchPart part, ISelection selection) {
super.setInput(part, selection);
Object newInput = null;
if (selection instanceof IStructuredSelection && ((IStructuredSelection) selection).size() == 1) {
newInput = unwrap(((IStructuredSelection) selection).getFirstElement());
}
if (newInput != myInput) {
if (myInput != null) {
detach();
}
myInput = newInput;
if (newInput != null) {
attach();
}
}
}
protected void commit() {
if (myLocationX.isEnabled() && myLocationY.isEnabled()) {
getInput().setLocation(GMFGraphFactory.eINSTANCE.createPoint());
getInput().getLocation().setX(myLocationX.getSelection());
getInput().getLocation().setY(myLocationY.getSelection());
} else {
getInput().setLocation(null);
}
if (myPreferredSizeX.isEnabled() && myPreferredSizeY.isEnabled()) {
getInput().setPreferredSize(GMFGraphFactory.eINSTANCE.createDimension());
getInput().getPreferredSize().setDx(myPreferredSizeX.getSelection());
getInput().getPreferredSize().setDy(myPreferredSizeY.getSelection());
} else {
getInput().setPreferredSize(null);
}
if (myMaximumSizeX.isEnabled() && myMaximumSizeY.isEnabled()) {
getInput().setMaximumSize(GMFGraphFactory.eINSTANCE.createDimension());
getInput().getMaximumSize().setDx(myMaximumSizeX.getSelection());
getInput().getMaximumSize().setDy(myMaximumSizeY.getSelection());
} else {
getInput().setMaximumSize(null);
}
if (myMinimumSizeX.isEnabled() && myMinimumSizeY.isEnabled()) {
getInput().setMinimumSize(GMFGraphFactory.eINSTANCE.createDimension());
getInput().getMinimumSize().setDx(myMinimumSizeX.getSelection());
getInput().getMinimumSize().setDy(myMinimumSizeY.getSelection());
} else {
getInput().setMinimumSize(null);
}
}
@Override
public void refresh() {
myIsRefresh = true;
if (getInput().getLocation() instanceof Point) {
if (getInput().getLocation() != null) {
myLocationX.setSelection(getInput().getLocation().getX());
myLocationY.setSelection(getInput().getLocation().getY());
}
mySetLocation.setSelection(true);
myLocationX.setEnabled(true);
myLocationY.setEnabled(true);
} else {
mySetLocation.setSelection(false);
myLocationX.setEnabled(false);
myLocationY.setEnabled(false);
}
if (getInput().getPreferredSize() instanceof Dimension) {
if (getInput().getPreferredSize() != null) {
myPreferredSizeX.setSelection(getInput().getPreferredSize().getDx());
myPreferredSizeY.setSelection(getInput().getPreferredSize().getDy());
}
mySetPreferredSize.setSelection(true);
myPreferredSizeX.setEnabled(true);
myPreferredSizeY.setEnabled(true);
} else {
mySetPreferredSize.setSelection(false);
myPreferredSizeX.setEnabled(false);
myPreferredSizeY.setEnabled(false);
}
if (getInput().getMaximumSize() instanceof Dimension) {
if (getInput().getMaximumSize() != null) {
myMaximumSizeX.setSelection(getInput().getMaximumSize().getDx());
myMaximumSizeY.setSelection(getInput().getMaximumSize().getDy());
}
mySetMaximumSize.setSelection(true);
myMaximumSizeX.setEnabled(true);
myMaximumSizeY.setEnabled(true);
} else {
mySetMaximumSize.setSelection(false);
myMaximumSizeX.setEnabled(false);
myMaximumSizeY.setEnabled(false);
}
if (getInput().getMinimumSize() instanceof Dimension) {
if (getInput().getMinimumSize() != null) {
myMinimumSizeX.setSelection(getInput().getMinimumSize().getDx());
myMinimumSizeY.setSelection(getInput().getMinimumSize().getDy());
}
mySetMinimumSize.setSelection(true);
myMinimumSizeX.setEnabled(true);
myMinimumSizeY.setEnabled(true);
} else {
mySetMinimumSize.setSelection(false);
myMinimumSizeX.setEnabled(false);
myMinimumSizeY.setEnabled(false);
}
myIsRefresh = false;
}
@Override
public void aboutToBeHidden() {
if (myInput != null) {
detach();
}
}
public void handleEvent(Event event) {
if (myIsRefresh) {
return;
}
if (event.type == SWT.Modify) {
// XXX also override isDirty to compare values if they
// match model's and to clear dirty state in case like aaa^H^H^H
markDirty();
} else if (event.type == SWT.FocusOut) {
applyChanges();
} else if (event.type == SWT.KeyDown) {
if (event.keyCode == SWT.ESC) {
discardChanges();
} else if (event.keyCode == SWT.CR) {
applyChanges();
}
}
if (event.type == SWT.Selection) {
if (mySetLocation == event.widget) {
if (mySetLocation.getSelection()) {
myLocationX.setEnabled(true);
myLocationY.setEnabled(true);
myLocationX.setEnabled(true);
myLocationY.setEnabled(true);
applyChanges(); // Commit; View to Model
if (getInput().getLocation() != null) {
myLocationX.setSelection(getInput().getLocation().getX());
myLocationY.setSelection(getInput().getLocation().getY());
}
} else {
myLocationX.setEnabled(false);
myLocationY.setEnabled(false);
applyChanges(); // Commit; View to Model
}
} else if (mySetPreferredSize == event.widget) {
if (mySetPreferredSize.getSelection()) {
myPreferredSizeX.setEnabled(true);
myPreferredSizeY.setEnabled(true);
myPreferredSizeX.setEnabled(true);
myPreferredSizeY.setEnabled(true);
applyChanges(); // Commit; View to Model
if (getInput().getPreferredSize() != null) {
myPreferredSizeX.setSelection(getInput().getPreferredSize().getDx());
myPreferredSizeY.setSelection(getInput().getPreferredSize().getDy());
}
} else {
myPreferredSizeX.setEnabled(false);
myPreferredSizeY.setEnabled(false);
applyChanges(); // Commit; View to Model
}
} else if (mySetMaximumSize == event.widget) {
if (mySetMaximumSize.getSelection()) {
myMaximumSizeX.setEnabled(true);
myMaximumSizeY.setEnabled(true);
myMaximumSizeX.setEnabled(true);
myMaximumSizeY.setEnabled(true);
applyChanges(); // Commit; View to Model
if (getInput().getMaximumSize() != null) {
myMaximumSizeX.setSelection(getInput().getMaximumSize().getDx());
myMaximumSizeY.setSelection(getInput().getMaximumSize().getDy());
}
} else {
myMaximumSizeX.setEnabled(false);
myMaximumSizeY.setEnabled(false);
applyChanges(); // Commit; View to Model
}
} else if (mySetMinimumSize == event.widget) {
if (mySetMinimumSize.getSelection()) {
myMinimumSizeX.setEnabled(true);
myMinimumSizeY.setEnabled(true);
myMinimumSizeX.setEnabled(true);
myMinimumSizeY.setEnabled(true);
applyChanges(); // Commit; View to Model
if (getInput().getMinimumSize() != null) {
myMinimumSizeX.setSelection(getInput().getMinimumSize().getDx());
myMinimumSizeY.setSelection(getInput().getMinimumSize().getDy());
}
} else {
myMinimumSizeX.setEnabled(false);
myMinimumSizeY.setEnabled(false);
applyChanges(); // Commit; View to Model
}
}
}
}
public void modelChanged(Notification msg) {
if (!myIsCommit && Display.getCurrent() != null) {
refresh();
}
}
private void markDirty() {
// NO-OP, need that to share Update::handleEvent template with IFormPart which has same method
// Perhaps, clients may find this method useful for some purpose?
}
protected void applyChanges() {
try {
myIsCommit = true;
commit();
} finally {
myIsCommit = false;
}
}
protected void discardChanges() {
refresh();
}
protected Object unwrap(Object element) {
// TODO may need to adapt selected element to smth else,
// do it here
return element;
}
private void attach() {
myModelListeners = new org.eclipse.emf.common.notify.Adapter[] { new AttachAdapter(GMFGraphPackage.eINSTANCE.getFigure_Location(), new ChangeTracker() {
public void modelChanged(org.eclipse.emf.common.notify.Notification n) {
// FIXME enable/disable widget(s) -- HOWEVER, need access to Binding/Widget here, so can't share the template with e.g. Alex's ItemProviders
}
}, new FeatureTracker(this, GMFGraphPackage.eINSTANCE.getPoint_X(), GMFGraphPackage.eINSTANCE.getPoint_Y())),
new AttachAdapter(GMFGraphPackage.eINSTANCE.getFigure_PreferredSize(), new ChangeTracker() {
public void modelChanged(org.eclipse.emf.common.notify.Notification n) {
// FIXME enable/disable widget(s) -- HOWEVER, need access to Binding/Widget here, so can't share the template with e.g. Alex's ItemProviders
}
}, new FeatureTracker(this, GMFGraphPackage.eINSTANCE.getDimension_Dx(), GMFGraphPackage.eINSTANCE.getDimension_Dy())),
new AttachAdapter(GMFGraphPackage.eINSTANCE.getFigure_MaximumSize(), new ChangeTracker() {
public void modelChanged(org.eclipse.emf.common.notify.Notification n) {
// FIXME enable/disable widget(s) -- HOWEVER, need access to Binding/Widget here, so can't share the template with e.g. Alex's ItemProviders
}
}, new FeatureTracker(this, GMFGraphPackage.eINSTANCE.getDimension_Dx(), GMFGraphPackage.eINSTANCE.getDimension_Dy())),
new AttachAdapter(GMFGraphPackage.eINSTANCE.getFigure_MinimumSize(), new ChangeTracker() {
public void modelChanged(org.eclipse.emf.common.notify.Notification n) {
// FIXME enable/disable widget(s) -- HOWEVER, need access to Binding/Widget here, so can't share the template with e.g. Alex's ItemProviders
}
}, new FeatureTracker(this, GMFGraphPackage.eINSTANCE.getDimension_Dx(), GMFGraphPackage.eINSTANCE.getDimension_Dy())) };
getInput().eAdapters().addAll(java.util.Arrays.asList(myModelListeners));
}
private void detach() {
if (myModelListeners != null) {
getInput().eAdapters().removeAll(java.util.Arrays.asList(myModelListeners));
myModelListeners = null;
}
}
protected Figure getInput() {
// TODO implement;
return (Figure) myInput;
}
private org.eclipse.swt.widgets.Label createLabel(org.eclipse.swt.widgets.Composite parent, String label) {
org.eclipse.swt.widgets.Label l = new org.eclipse.swt.widgets.Label(parent, SWT.NONE);
if (label != null)
l.setText(label);
getWidgetFactory().adapt(l, false, false);
return l;
}
private org.eclipse.swt.widgets.Group createGroup(org.eclipse.swt.widgets.Composite parent, String label) {
org.eclipse.swt.widgets.Group g = new org.eclipse.swt.widgets.Group(parent, SWT.SHADOW_NONE);
if (label != null)
g.setText(label);
getWidgetFactory().adapt(g, false, false);
getWidgetFactory().paintBordersFor(g);
return g;
}
}
