CodeFormatterConfigurationBlock.java

/*******************************************************************************
 * Copyright (c) 2000, 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
 *     Aaron Luchko, aluchko@redhat.com - 105926 [Formatter] Exporting Unnamed profile fails silently
 *******************************************************************************/
package com.aptana.ide.ui.editors.preferences.formatter;

import java.util.List;
import java.util.Observable;
import java.util.Observer;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.preferences.IScopeContext;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Shell;

import com.aptana.ide.editors.codeassist.Activator;
import com.aptana.ide.internal.ui.dialogs.PreferencesAccess;
import com.aptana.ide.ui.editors.preferences.formatter.ProfileManager.Profile;

/**
 * The code formatter preference page.
 */

public abstract class CodeFormatterConfigurationBlock extends
		ProfileConfigurationBlock {

	/**
	 * 
	 */
	protected static final String FORMATTER_DIALOG_PREFERENCE_KEY = "formatter_page"; //$NON-NLS-1$

	/**
	 * 
	 */
	protected static final String DIALOGSTORE_LASTSAVELOADPATH = Activator.PLUGIN_ID
			+ ".codeformatter"; //$NON-NLS-1$

	String editor;

	/**
	 * Some Java source code used for preview.
	 */
	protected final String PREVIEW ;
	private class PreviewController implements Observer {

		/**
		 * @param profileManager
		 */
		public PreviewController(ProfileManager profileManager) {
			profileManager.addObserver(this);
			fJavaPreview.setWorkingValues(profileManager.getSelected()
					.getSettings());
			fJavaPreview.update();
		}

		/**
		 * @see java.util.Observer#update(java.util.Observable, java.lang.Object)
		 */
		public void update(Observable o, Object arg) {
			final int value = ((Integer) arg).intValue();
			switch (value) {
			case ProfileManager.PROFILE_CREATED_EVENT:
			case ProfileManager.PROFILE_DELETED_EVENT:
			case ProfileManager.SELECTION_CHANGED_EVENT:
			case ProfileManager.SETTINGS_CHANGED_EVENT:
				fJavaPreview.setWorkingValues(((ProfileManager) o)
						.getSelected().getSettings());
				fJavaPreview.update();
			}
		}

	}

	/**
	 * The Preview.
	 */
	private Preview fJavaPreview;

	private IPreferenceStore store;

	

	/**
	 * Create a new <code>CodeFormatterConfigurationBlock</code>.
	 * @param project 
	 * @param access 
	 * @param editor 
	 * @param store 
	 * @param preview 
	 * @param pluginId 
	 */
	public CodeFormatterConfigurationBlock(IProject project,
			PreferencesAccess access, String editor, IPreferenceStore store,String preview,String pluginId) {
		super(project, access, DIALOGSTORE_LASTSAVELOADPATH,pluginId);
		this.editor = editor;
		this.store = store;
		this.PREVIEW=preview;
		
	}

	

	/**
	 * @see com.aptana.ide.ui.editors.preferences.formatter.ProfileConfigurationBlock#createProfileStore()
	 */
	protected ProfileStore createProfileStore() {
		return new FormatterProfileStore(pluginId);
	}

	/**
	 * @see com.aptana.ide.ui.editors.preferences.formatter.ProfileConfigurationBlock#createProfileManager(java.util.List, org.eclipse.core.runtime.preferences.IScopeContext, com.aptana.ide.internal.ui.dialogs.PreferencesAccess)
	 */
	protected ProfileManager createProfileManager(List profiles,
			IScopeContext context, PreferencesAccess access) {
		return new FormatterProfileManager(profiles, context, access,
				pluginId);
	}

	private static boolean firstRun = true;

	/**
	 * @see com.aptana.ide.ui.editors.preferences.formatter.ProfileConfigurationBlock#configurePreview(org.eclipse.swt.widgets.Composite, int, com.aptana.ide.ui.editors.preferences.formatter.ProfileManager)
	 */
	protected void configurePreview(Composite composite, int numColumns,
			ProfileManager profileManager) {
		createLabel(
				composite,
				FormatterMessages.CodingStyleConfigurationBlock_preview_label_text,
				numColumns);
		if (firstRun) {
			CompilationUnitPreview result = new CompilationUnitPreview(
					profileManager.getSelected().getSettings(), composite,
					editor, store);
			result.setPreviewText(PREVIEW);
			result.getControl().dispose();
			firstRun = false;
		}
		CompilationUnitPreview result = new CompilationUnitPreview(
				profileManager.getSelected().getSettings(), composite, editor,
				store);
		result.setPreviewText(PREVIEW);
		fJavaPreview = result;

		final GridData gd = new GridData(GridData.FILL_VERTICAL
				| GridData.HORIZONTAL_ALIGN_FILL);
		gd.horizontalSpan = numColumns;
		gd.verticalSpan = 7;
		gd.widthHint = 0;
		gd.heightHint = 0;
		fJavaPreview.getControl().setLayoutData(gd);

		new PreviewController(profileManager);
	}

	/**
	 * @see com.aptana.ide.ui.editors.preferences.formatter.ProfileConfigurationBlock#createModifyDialog(org.eclipse.swt.widgets.Shell, com.aptana.ide.ui.editors.preferences.formatter.ProfileManager.Profile, com.aptana.ide.ui.editors.preferences.formatter.ProfileManager, com.aptana.ide.ui.editors.preferences.formatter.ProfileStore, boolean)
	 */
	protected abstract ModifyDialog createModifyDialog(Shell shell,
			Profile profile, ProfileManager profileManager,
			ProfileStore profileStore, boolean newProfile);

// {
// return new FormatterModifyDialog(shell, profile, profileManager,
// profileStore, newProfile, FORMATTER_DIALOG_PREFERENCE_KEY,
// DIALOGSTORE_LASTSAVELOADPATH, editor);
// }
}