/*******************************************************************************
* Copyright (c) 2000, 2008 IBM Corporation and others.
* 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:
* IBM Corporation - initial API and implementation
*
* Source:
* https://github.com/eclipse/eclipse.pde.ui/blob/master/ui/org.eclipse.pde.ui/src/org/eclipse/pde/internal/ui/parts/SharedPart.java
*******************************************************************************/
package com.dubture.composer.ui.parts;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.ui.forms.widgets.FormToolkit;
public abstract class SharedPart {
private boolean enabled = true;
public void setEnabled(boolean enabled) {
if (enabled != this.enabled) {
this.enabled = enabled;
updateEnabledState();
}
}
public abstract void createControl(Composite parent, int style, int span, FormToolkit toolkit);
public boolean isEnabled() {
return enabled;
}
protected void updateEnabledState() {
}
protected Composite createComposite(Composite parent, FormToolkit toolkit) {
if (toolkit == null)
return new Composite(parent, SWT.NULL);
return toolkit.createComposite(parent);
}
protected Label createEmptySpace(Composite parent, int span, FormToolkit toolkit) {
Label label;
if (toolkit != null) {
label = toolkit.createLabel(parent, null);
} else {
label = new Label(parent, SWT.NULL);
}
GridData gd = new GridData(GridData.VERTICAL_ALIGN_BEGINNING);
gd.horizontalSpan = span;
gd.widthHint = 0;
gd.heightHint = 0;
label.setLayoutData(gd);
return label;
}
}