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/*******************************************************************************
* Copyright (c) 2004, 2006 Sybase, Inc. 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:
* Sybase, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.pagedesigner.ui.preferences;
import org.eclipse.jface.preference.BooleanFieldEditor;
import org.eclipse.jface.preference.FieldEditorPreferencePage;
import org.eclipse.jface.preference.IntegerFieldEditor;
import org.eclipse.jst.pagedesigner.PDPlugin;
import org.eclipse.jst.pagedesigner.utils.EditorUtil;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Group;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;
/**
* This class represents a preference page that is contributed to the
* Preferences dialog. By subclassing <samp>FieldEditorPreferencePage </samp>,
* we can use the field support built into JFace that allows us to create a page
* that is small and knows how to save, restore and apply itself.
* <p>
* This page is used to modify preferences only. They are stored in the
* preference store that belongs to the main plug-in class. That way,
* preferences can be accessed directly via the preference store.
*
* C.B: Copied from the GEMPreferences in the Faces Config Editor.
*/
public final class PDPreferencePage extends FieldEditorPreferencePage implements
IWorkbenchPreferencePage
{
// appearance
private Group _cssLayoutGroup;
// private BooleanField _enableAbsolute;
//
// private IntegerFieldEditor _artificialCellpadding;
private class BooleanField extends BooleanFieldEditor
{
// private Composite parent;
/**
* @param name
* @param label
* @param parent
*/
public BooleanField(String name, String label, Composite parent)
{
super(name, label, parent);
// this.parent = parent;
}
// /**
// * @return the change control button
// */
// public Button getButton() {
// return getChangeControl(parent);
// }
}
/**
* Constructor
*/
public PDPreferencePage()
{
super(GRID);
setPreferenceStore(PDPlugin.getDefault().getPreferenceStore());
setDescription(PreferenceMessages.PDPreferences_description);
}
/**
* Creates the field editors. Field editors are abstractions of the common
* GUI blocks needed to manipulate various types of preferences. Each field
* editor knows how to save and restore itself.
*/
public void createFieldEditors()
{
_cssLayoutGroup = new Group(getFieldEditorParent(), SWT.NULL);
// note, we aren't saving the reference. It's assumed that parent
// worries about destruction, persistence etc.
/* _enableAbsolute = */addBooleanField(
PDPreferences.CSS_ENABLE_ABSOLUTE_POSITIONING,
PreferenceMessages.EditorPreferences_LABEL_CSSEnableAbsolutePositioning,
_cssLayoutGroup);
/* _artificialCellpadding = */addIntegerField(
PDPreferences.CSS_USE_ARTIFICAL_CELL_PADDING,
PreferenceMessages.EditorPreferences_LABEL_CSSArtificalCellPadding,
_cssLayoutGroup);
}
@Override
public boolean performOk()
{
final boolean succeeded = super.performOk();
if (succeeded)
{
EditorUtil.refreshAllWPEDesignViewers();
}
return succeeded;
}
protected void initialize()
{
// Color use: Default canvas colors should pick up system defaults
// enable or disable all of the color and font selection controls in the
// preference dialog
// depending on whether the "Use System Colors" checkbox is selected.
super.initialize();
((GridLayout) getFieldEditorParent().getLayout()).numColumns = 1;
_cssLayoutGroup.setLayout(new GridLayout(2, false));
_cssLayoutGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL
| GridData.VERTICAL_ALIGN_BEGINNING));
}
public void init(IWorkbench workbench)
{
// no initialization
}
private IntegerFieldEditor addIntegerField(String name, String labelText,
Composite parent)
{
IntegerFieldEditor f = new IntegerFieldEditor(name, labelText, parent);
addField(f);
return f;
}
private BooleanField addBooleanField(String name, String labelText,
Composite parent)
{
BooleanField f = new BooleanField(name, labelText, parent);
addField(f);
return f;
}
}
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