Java tutorial
/******************************************************************************* * Copyright (c) 2000, 2011 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 ext.org.eclipse.jdt.internal.ui; import org.eclipse.swt.graphics.RGB; import org.eclipse.core.runtime.preferences.AbstractPreferenceInitializer; import org.eclipse.jdt.ui.PreferenceConstants; import org.eclipse.jface.preference.IPreferenceStore; import org.eclipse.jface.preference.PreferenceConverter; import org.eclipse.jface.resource.ColorRegistry; import org.eclipse.ui.PlatformUI; import org.eclipse.ui.editors.text.EditorsUI; public class JavaUIPreferenceInitializer extends AbstractPreferenceInitializer { /* (non-Javadoc) * @see org.eclipse.core.runtime.preferences.AbstractPreferenceInitializer#initializeDefaultPreferences() */ @Override public void initializeDefaultPreferences() { IPreferenceStore store = PreferenceConstants.getPreferenceStore(); EditorsUI.useAnnotationsPreferencePage(store); EditorsUI.useQuickDiffPreferencePage(store); PreferenceConstants.initializeDefaultValues(store); } public static void setThemeBasedPreferences(IPreferenceStore store, boolean fireEvent) { ColorRegistry registry = null; if (PlatformUI.isWorkbenchRunning()) registry = PlatformUI.getWorkbench().getThemeManager().getCurrentTheme().getColorRegistry(); setDefault(store, PreferenceConstants.EDITOR_STRING_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_STRING_COLOR, new RGB(42, 0, 255)), fireEvent); setDefault(store, PreferenceConstants.EDITOR_JAVA_DEFAULT_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_JAVA_DEFAULT_COLOR, new RGB(0, 0, 0)), fireEvent); setDefault(store, PreferenceConstants.EDITOR_MULTI_LINE_COMMENT_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_MULTI_LINE_COMMENT_COLOR, new RGB(63, 127, 95)), fireEvent); setDefault(store, PreferenceConstants.EDITOR_SINGLE_LINE_COMMENT_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_SINGLE_LINE_COMMENT_COLOR, new RGB(63, 127, 95)), fireEvent); setDefault(store, PreferenceConstants.EDITOR_JAVA_KEYWORD_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_JAVA_KEYWORD_COLOR, new RGB(127, 0, 85)), fireEvent); setDefault(store, PreferenceConstants.EDITOR_JAVA_KEYWORD_RETURN_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_JAVA_KEYWORD_RETURN_COLOR, new RGB(127, 0, 85)), fireEvent); setDefault(store, PreferenceConstants.EDITOR_JAVA_OPERATOR_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_JAVA_OPERATOR_COLOR, new RGB(0, 0, 0)), fireEvent); setDefault(store, PreferenceConstants.EDITOR_JAVA_BRACKET_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_JAVA_BRACKET_COLOR, new RGB(0, 0, 0)), fireEvent); setDefault(store, PreferenceConstants.EDITOR_MATCHING_BRACKETS_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_MATCHING_BRACKETS_COLOR, new RGB(192, 192, 192)), fireEvent); setDefault(store, PreferenceConstants.EDITOR_TASK_TAG_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_TASK_TAG_COLOR, new RGB(127, 159, 191)), fireEvent); setDefault(store, PreferenceConstants.EDITOR_JAVADOC_KEYWORD_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_JAVADOC_KEYWORD_COLOR, new RGB(127, 159, 191)), fireEvent); setDefault(store, PreferenceConstants.EDITOR_JAVADOC_TAG_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_JAVADOC_TAG_COLOR, new RGB(127, 127, 159)), fireEvent); setDefault(store, PreferenceConstants.EDITOR_JAVADOC_LINKS_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_JAVADOC_LINKS_COLOR, new RGB(63, 63, 191)), fireEvent); setDefault(store, PreferenceConstants.EDITOR_JAVADOC_DEFAULT_COLOR, findRGB(registry, IJavaThemeConstants.EDITOR_JAVADOC_DEFAULT_COLOR, new RGB(63, 95, 191)), fireEvent); setDefault(store, PreferenceConstants.CODEASSIST_PARAMETERS_BACKGROUND, findRGB(registry, IJavaThemeConstants.CODEASSIST_PARAMETERS_BACKGROUND, new RGB(255, 255, 255)), fireEvent); setDefault(store, PreferenceConstants.CODEASSIST_PARAMETERS_FOREGROUND, findRGB(registry, IJavaThemeConstants.CODEASSIST_PARAMETERS_FOREGROUND, new RGB(0, 0, 0)), fireEvent); setDefault(store, PreferenceConstants.CODEASSIST_REPLACEMENT_BACKGROUND, findRGB(registry, IJavaThemeConstants.CODEASSIST_REPLACEMENT_BACKGROUND, new RGB(255, 255, 0)), fireEvent); setDefault(store, PreferenceConstants.CODEASSIST_REPLACEMENT_FOREGROUND, findRGB(registry, IJavaThemeConstants.CODEASSIST_REPLACEMENT_FOREGROUND, new RGB(255, 0, 0)), fireEvent); setDefault(store, PreferenceConstants.PROPERTIES_FILE_COLORING_KEY, findRGB(registry, IJavaThemeConstants.PROPERTIES_FILE_COLORING_KEY, new RGB(0, 0, 0)), fireEvent); setDefault(store, PreferenceConstants.PROPERTIES_FILE_COLORING_VALUE, findRGB(registry, IJavaThemeConstants.PROPERTIES_FILE_COLORING_VALUE, new RGB(42, 0, 255)), fireEvent); setDefault(store, PreferenceConstants.PROPERTIES_FILE_COLORING_ASSIGNMENT, findRGB(registry, IJavaThemeConstants.PROPERTIES_FILE_COLORING_ASSIGNMENT, new RGB(0, 0, 0)), fireEvent); setDefault(store, PreferenceConstants.PROPERTIES_FILE_COLORING_ARGUMENT, findRGB(registry, IJavaThemeConstants.PROPERTIES_FILE_COLORING_ARGUMENT, new RGB(127, 0, 85)), fireEvent); setDefault(store, PreferenceConstants.PROPERTIES_FILE_COLORING_COMMENT, findRGB(registry, IJavaThemeConstants.PROPERTIES_FILE_COLORING_COMMENT, new RGB(63, 127, 95)), fireEvent); } /** * Sets the default value and fires a property * change event if necessary. * * @param store the preference store * @param key the preference key * @param newValue the new value * @param fireEvent <code>false</code> if no event should be fired * @since 3.4 */ private static void setDefault(IPreferenceStore store, String key, RGB newValue, boolean fireEvent) { if (!fireEvent) { PreferenceConverter.setDefault(store, key, newValue); return; } RGB oldValue = null; if (store.isDefault(key)) oldValue = PreferenceConverter.getDefaultColor(store, key); PreferenceConverter.setDefault(store, key, newValue); if (oldValue != null && !oldValue.equals(newValue)) store.firePropertyChangeEvent(key, oldValue, newValue); } /** * Returns the RGB for the given key in the given color registry. * * @param registry the color registry * @param key the key for the constant in the registry * @param defaultRGB the default RGB if no entry is found * @return RGB the RGB * @since 3.4 */ private static RGB findRGB(ColorRegistry registry, String key, RGB defaultRGB) { if (registry == null) return defaultRGB; RGB rgb = registry.getRGB(key); if (rgb != null) return rgb; return defaultRGB; } }