AssistPreferences.java

/*=============================================================================#
 # Copyright (c) 2005-2016 Stephan Wahlbrink (WalWare.de) 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:
 #     Stephan Wahlbrink - initial API and implementation
 #=============================================================================*/

package de.walware.ecommons.text.ui.settings;

import org.eclipse.jface.text.contentassist.ContentAssistant;
import org.eclipse.jface.text.quickassist.IQuickAssistAssistant;
import org.eclipse.swt.graphics.Color;

import de.walware.ecommons.preferences.core.IPreferenceAccess;
import de.walware.ecommons.preferences.core.Preference.BooleanPref;
import de.walware.ecommons.preferences.core.Preference.IntPref;
import de.walware.ecommons.preferences.PreferencesUtil;
import de.walware.ecommons.preferences.ui.RGBPref;
import de.walware.ecommons.ui.ColorManager;
import de.walware.ecommons.ui.SharedUIResources;

import de.walware.ecommons.ltk.ui.LTKUIPreferences;


/**
 * Preferences for content and quick assist assistant.
 */
public class AssistPreferences {
	
	
	private final String qualifier;
	
	/**
	 * Preference for content assist auto activation
	 */
	private final BooleanPref fAutoActivationEnabled;
	
	/**
	 * Preference for content assist auto activation delay
	 */
	private final IntPref fAutoActivationDelay;
	
	/**
	 * Preference for content assist auto insert
	 */
	private final BooleanPref fAutoInsertSingle;
	
	/**
	 * Preference for content assist auto insert
	 */
	private final BooleanPref fAutoInsertPrefix;
	
	/**
	 * Preference key for content assist parameters color.
	 */
	private final RGBPref fInformationBackground;
	
	/**
	 * Preference for content assist parameters color
	 */
	private final RGBPref fInformationForeground;
	
//	/**
//	 * A named preference that holds the background color used in the code
//	 * assist selection dialog to mark replaced code.
//	 */
//	private final RGBPref fReplacementBackground;
//	
//	/**
//	 * A named preference that holds the foreground color used in the code
//	 * assist selection dialog to mark replaced code.
//	 */
//	private final RGBPref fReplacementForeground;
	
	
	public AssistPreferences(final String prefQualifier) {
		this.qualifier= prefQualifier;
		
		fAutoActivationEnabled = new BooleanPref(prefQualifier, "AutoActivation.enable"); //$NON-NLS-1$
		fAutoActivationDelay= LTKUIPreferences.CONTENT_ASSIST_DELAY_PREF;
		fAutoInsertSingle = new BooleanPref(prefQualifier, "AutoInsert.Single.enable"); //$NON-NLS-1$
		fAutoInsertPrefix = new BooleanPref(prefQualifier, "AutoInsert.Prefix.enable"); //$NON-NLS-1$
		
		fInformationBackground= LTKUIPreferences.CONTEXT_INFO_BACKGROUND_COLOR_PREF;
		fInformationForeground= LTKUIPreferences.CONTEXT_INFO_FOREGROUND_COLOR_PREF;
	}
	
	
//	/** Preference key for java content assist auto activation triggers */
//	private static final String AUTOACTIVATION_TRIGGERS_JAVA= PreferenceConstants.CODEASSIST_AUTOACTIVATION_TRIGGERS_JAVA;
//	/** Preference key for javadoc content assist auto activation triggers */
//	private static final String AUTOACTIVATION_TRIGGERS_JAVADOC= PreferenceConstants.CODEASSIST_AUTOACTIVATION_TRIGGERS_JAVADOC;
	
//	/** Preference key for visibility of proposals */
//	private static final String SHOW_VISIBLE_PROPOSALS= PreferenceConstants.CODEASSIST_SHOW_VISIBLE_PROPOSALS;
//	/** Preference key for alphabetic ordering of proposals */
//	private static final String ORDER_PROPOSALS= PreferenceConstants.CODEASSIST_ORDER_PROPOSALS;
//	/** Preference key for case sensitivity of proposals */
//	private static final String CASE_SENSITIVITY= PreferenceConstants.CODEASSIST_CASE_SENSITIVITY;
//	/** Preference key for adding imports on code assist */
//	/** Preference key for filling argument names on method completion */
//	private static final String FILL_METHOD_ARGUMENTS= PreferenceConstants.CODEASSIST_FILL_ARGUMENT_NAMES;
//	/** Preference key for prefix completion. */
//	private static final String PREFIX_COMPLETION= PreferenceConstants.CODEASSIST_PREFIX_COMPLETION;
	
	
	public String getGroupId() {
		return this.qualifier;
	}
	
	public BooleanPref getAutoActivationEnabledPref() {
		return fAutoActivationEnabled;
	}
	
	public BooleanPref getAutoInsertSinglePref() {
		return fAutoInsertSingle;
	}
	
	public BooleanPref getAutoInsertPrefixPref() {
		return fAutoInsertPrefix;
	}
	
	
	/**
	 * Configure the given content assistant according common StatET settings.
	 */
	public void configure(final ContentAssistant assistant) {
		final ColorManager manager = SharedUIResources.getColors();
		final IPreferenceAccess prefs = PreferencesUtil.getInstancePrefs();
		
		assistant.enableAutoActivation(prefs.getPreferenceValue(fAutoActivationEnabled));
		assistant.setAutoActivationDelay(prefs.getPreferenceValue(fAutoActivationDelay));
		assistant.enableAutoInsert(prefs.getPreferenceValue(fAutoInsertSingle));
		assistant.enablePrefixCompletion(prefs.getPreferenceValue(fAutoInsertPrefix));
		{	final Color c = manager.getColor(prefs.getPreferenceValue(fInformationForeground));
			assistant.setContextInformationPopupForeground(c);
			assistant.setContextSelectorForeground(c);
		}
		{	final Color c = manager.getColor(prefs.getPreferenceValue(fInformationBackground));
			assistant.setContextInformationPopupBackground(c);
			assistant.setContextSelectorBackground(c);
		}
		
//		assistant.enableColoredLabels(true);
	}
	
//	public static void configureInformationProposalMode(final ContentAssist assistant, final boolean enable) {
//		final ColorManager manager = StatetUIPlugin.getDefault().getColorManager();
//		final IPreferenceAccess statet = PreferencesUtil.getInstancePrefs();
//		
//		assistant.setProposalSelectorForeground(manager.getColor(statet.getPreferenceValue(enable ?
//				PARAMETERS_FOREGROUND : PROPOSALS_FOREGROUND)));
//		assistant.setProposalSelectorBackground(manager.getColor(statet.getPreferenceValue(enable ?
//				PARAMETERS_BACKGROUND : PROPOSALS_BACKGROUND)));
//	}
	
	/**
	 * Configure the given quick assistant according common StatET settings.
	 */
	public void configure(final IQuickAssistAssistant assistant) {
	}
	
}