| /******************************************************************************* |
| * Copyright (c) 2000, 2004 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.internal.ide.dialogs; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.jface.preference.FieldEditor; |
| import org.eclipse.jface.util.IPropertyChangeListener; |
| import org.eclipse.jface.util.PropertyChangeEvent; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| |
| import org.eclipse.ui.WorkbenchEncoding; |
| import org.eclipse.ui.ide.IDEEncoding; |
| import org.eclipse.ui.ide.dialogs.ResourceEncodingFieldEditor; |
| |
| import org.eclipse.ui.internal.dialogs.EditorsPreferencePage; |
| import org.eclipse.ui.internal.dialogs.PreferenceLinkArea; |
| import org.eclipse.ui.internal.ide.IDEWorkbenchMessages; |
| |
| /** |
| * Extends the Editors preference page with IDE-specific settings. |
| * |
| * Note: want IDE settings to appear in main Editors preference page (via |
| * subclassing), however the superclass, EditorsPreferencePage, is internal |
| */ |
| public class IDEEditorsPreferencePage extends EditorsPreferencePage { |
| |
| //A boolean to indicate if the user settings were cleared. |
| private boolean clearUserSettings = false; |
| |
| private ResourceEncodingFieldEditor encodingEditor; |
| |
| protected Control createContents(Composite parent) { |
| Composite composite = createComposite(parent); |
| |
| PreferenceLinkArea area = new PreferenceLinkArea(composite, SWT.BORDER, |
| "org.eclipse.ui.preferencePages.FileEditors", IDEWorkbenchMessages.getString("IDEEditorsPreferencePage.WorkbenchPreference.relatedLink"));//$NON-NLS-1$ //$NON-NLS-2$ |
| |
| GridData data = new GridData(GridData.FILL_HORIZONTAL | GridData.GRAB_HORIZONTAL); |
| data.heightHint = 25; |
| data.widthHint = 100; |
| area.setLayoutData(data); |
| |
| createEditorHistoryGroup(composite); |
| |
| createSpace(composite); |
| createShowMultipleEditorTabsPref(composite); |
| createCloseEditorsOnExitPref(composite); |
| createEditorReuseGroup(composite); |
| |
| createSpace(composite); |
| encodingEditor = new ResourceEncodingFieldEditor(IDEWorkbenchMessages |
| .getString("WorkbenchPreference.encoding"), composite, ResourcesPlugin //$NON-NLS-1$ |
| .getWorkspace().getRoot()); |
| |
| encodingEditor.setPage(this); |
| encodingEditor.load(); |
| encodingEditor.setPropertyChangeListener(new IPropertyChangeListener() { |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse.jface.util.PropertyChangeEvent) |
| */ |
| public void propertyChange(PropertyChangeEvent event) { |
| if (event.getProperty().equals(FieldEditor.IS_VALID)) |
| updateValidState(); |
| |
| } |
| }); |
| |
| // @issue need IDE-level help for this page |
| // WorkbenchHelp.setHelp(parent, |
| // IHelpContextIds.WORKBENCH_EDITOR_PREFERENCE_PAGE); |
| |
| return composite; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.ui.internal.dialogs.EditorsPreferencePage#performDefaults() |
| */ |
| protected void performDefaults() { |
| |
| clearUserSettings = true; |
| |
| List encodings = WorkbenchEncoding.getDefinedEncodings(); |
| Collections.sort(encodings); |
| |
| encodingEditor.loadDefault(); |
| |
| super.performDefaults(); |
| |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.internal.dialogs.EditorsPreferencePage#updateValidState() |
| */ |
| protected void updateValidState() { |
| if (!encodingEditor.isValid()) { |
| setValid(false); |
| return; |
| } |
| //Do the updating of super last we want to |
| //inherit the clearing code. |
| super.updateValidState(); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.ui.internal.dialogs.FileEditorsPreferencePage#performOk() |
| */ |
| public boolean performOk() { |
| |
| if (clearUserSettings) |
| IDEEncoding.clearUserEncodings(); |
| encodingEditor.store(); |
| |
| return super.performOk(); |
| } |
| |
| } |