| /******************************************************************************* |
| * Copyright (c) 2006 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 |
| * |
| *******************************************************************************/ |
| package org.eclipse.wst.dtd.ui.internal.properties.section; |
| |
| import org.eclipse.jface.dialogs.Dialog; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.CLabel; |
| import org.eclipse.swt.graphics.FontMetrics; |
| import org.eclipse.swt.graphics.GC; |
| import org.eclipse.swt.layout.FormAttachment; |
| import org.eclipse.swt.layout.FormData; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Event; |
| import org.eclipse.swt.widgets.Text; |
| import org.eclipse.ui.views.properties.tabbed.ITabbedPropertyConstants; |
| import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetWidgetFactory; |
| import org.eclipse.wst.dtd.core.internal.DTDNode; |
| import org.eclipse.wst.dtd.ui.internal.DTDPropertiesMessages; |
| |
| public class NameSection extends AbstractSection { |
| private final String NAME = DTDPropertiesMessages._UI_LABEL_NAME; |
| private Text nameText; |
| private FontMetrics fFontMetrics; |
| |
| public void doHandleEvent(Event event) { |
| if (event.widget == nameText) { |
| Object input = getInput(); |
| String newValue = nameText.getText(); |
| if (newValue.length() > 0 && input instanceof DTDNode) { |
| DTDNode dtdNode = (DTDNode) input; |
| dtdNode.setName(newValue); |
| } |
| } |
| } |
| |
| /** |
| * @see org.eclipse.wst.common.ui.properties.internal.provisional.ITabbedPropertySection#createControls(org.eclipse.swt.widgets.Composite, |
| * org.eclipse.wst.common.ui.properties.internal.provisional.TabbedPropertySheetWidgetFactory) |
| */ |
| public void createControls(Composite parent, TabbedPropertySheetWidgetFactory factory) { |
| super.createControls(parent, factory); |
| Composite composite = getWidgetFactory().createFlatFormComposite(parent); |
| |
| FormData data; |
| // Create label first then attach other control to it |
| CLabel nameLabel = getWidgetFactory().createCLabel(composite, NAME); |
| initializeFontMetrics(nameLabel); |
| int labelWidth = getLabelWidth(nameLabel.getText()); |
| data = new FormData(labelWidth, SWT.DEFAULT); |
| data.left = new FormAttachment(0, 0); |
| data.top = new FormAttachment(0, 0); |
| nameLabel.setLayoutData(data); |
| |
| nameText = getWidgetFactory().createText(composite, ""); //$NON-NLS-1$ |
| data = new FormData(); |
| data.left = new FormAttachment(nameLabel, -ITabbedPropertyConstants.HSPACE); |
| data.right = new FormAttachment(100); |
| data.top = new FormAttachment(nameLabel, 0, SWT.CENTER); |
| nameText.setLayoutData(data); |
| nameText.addListener(SWT.Modify, this); |
| |
| // listener.startListeningForEnter(nameText); |
| // listener.startListeningTo(nameText); |
| } |
| |
| /* |
| * @see org.eclipse.wst.common.ui.properties.internal.provisional.view.ITabbedPropertySection#refresh() |
| */ |
| public void refresh() { |
| setListenerEnabled(false); |
| nameText.setEnabled(true); |
| Object input = getInput(); |
| nameText.setText(""); //$NON-NLS-1$ |
| if (input != null) { |
| if (input instanceof DTDNode) |
| nameText.setText(((DTDNode) input).getName()); |
| } |
| setListenerEnabled(true); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.wst.common.ui.properties.internal.provisional.ISection#shouldUseExtraSpace() |
| */ |
| public boolean shouldUseExtraSpace() { |
| return false; |
| } |
| |
| /** |
| * Initilize font metrics |
| * |
| * @param control |
| */ |
| private void initializeFontMetrics(Control control) { |
| GC gc = new GC(control); |
| gc.setFont(control.getFont()); |
| fFontMetrics = gc.getFontMetrics(); |
| gc.dispose(); |
| } |
| |
| /** |
| * Determine appropriate label width |
| * |
| * @param labelText |
| * @return |
| */ |
| private int getLabelWidth(String labelText) { |
| int labelWidth = 98; |
| |
| int pixels = Dialog.convertWidthInCharsToPixels(fFontMetrics, labelText.length() + 5); |
| labelWidth = Math.max(pixels, labelWidth); |
| return labelWidth; |
| } |
| } |