| /******************************************************************************* |
| * Copyright (c) 2000, 2005 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 org.eclipse.jdt.internal.ui.preferences.formatter; |
| |
| import java.util.Map; |
| |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Group; |
| |
| import org.eclipse.jdt.core.formatter.DefaultCodeFormatterConstants; |
| |
| |
| public class BlankLinesTabPage extends ModifyDialogTabPage { |
| |
| private final static String PREVIEW= |
| createPreviewHeader(FormatterMessages.BlankLinesTabPage_preview_header) + |
| "package foo.bar.baz;" + //$NON-NLS-1$ |
| "import java.util.List;\n" + //$NON-NLS-1$ |
| "// Between here...\n" + //$NON-NLS-1$ |
| "\n\n\n\n\n\n\n\n\n\n" + //$NON-NLS-1$ |
| "// ...and here are 10 blank lines\n" + //$NON-NLS-1$ |
| "import java.util.Vector;" + //$NON-NLS-1$ |
| "public class Another {}" + //$NON-NLS-1$ |
| "public class Example {" + //$NON-NLS-1$ |
| "public static class Pair {" + //$NON-NLS-1$ |
| "public String first;" + //$NON-NLS-1$ |
| "public String second;" + //$NON-NLS-1$ |
| "};" + //$NON-NLS-1$ |
| "private LinkedList fList;" + //$NON-NLS-1$ |
| "public int counter;" + //$NON-NLS-1$ |
| "public Example(LinkedList list) {" + //$NON-NLS-1$ |
| " fList= list;" + //$NON-NLS-1$ |
| " counter= 0;" + //$NON-NLS-1$ |
| "}" + //$NON-NLS-1$ |
| "public void push(Pair p) {" + //$NON-NLS-1$ |
| " fList.add(p);" + //$NON-NLS-1$ |
| " ++counter;" + //$NON-NLS-1$ |
| "}" + //$NON-NLS-1$ |
| "public Object pop() {" + //$NON-NLS-1$ |
| " --counter;" + //$NON-NLS-1$ |
| " return (Pair)fList.getLast();" + //$NON-NLS-1$ |
| "}" + //$NON-NLS-1$ |
| "}"; //$NON-NLS-1$ |
| |
| private final static int MIN_NUMBER_LINES= 0; |
| private final static int MAX_NUMBER_LINES= 99; |
| |
| |
| private CompilationUnitPreview fPreview; |
| |
| /** |
| * Create a new BlankLinesTabPage. |
| * @param modifyDialog The main configuration dialog |
| * |
| * @param workingValues The values wherein the options are stored. |
| */ |
| public BlankLinesTabPage(ModifyDialog modifyDialog, Map workingValues) { |
| super(modifyDialog, workingValues); |
| } |
| |
| protected void doCreatePreferences(Composite composite, int numColumns) { |
| |
| Group group; |
| |
| group= createGroup(numColumns, composite, FormatterMessages.BlankLinesTabPage_compilation_unit_group_title); |
| createBlankLineTextField(group, numColumns, FormatterMessages.BlankLinesTabPage_compilation_unit_option_before_package, DefaultCodeFormatterConstants.FORMATTER_BLANK_LINES_BEFORE_PACKAGE); |
| createBlankLineTextField(group, numColumns, FormatterMessages.BlankLinesTabPage_compilation_unit_option_after_package, DefaultCodeFormatterConstants.FORMATTER_BLANK_LINES_AFTER_PACKAGE); |
| createBlankLineTextField(group, numColumns, FormatterMessages.BlankLinesTabPage_compilation_unit_option_before_import, DefaultCodeFormatterConstants.FORMATTER_BLANK_LINES_BEFORE_IMPORTS); |
| createBlankLineTextField(group, numColumns, FormatterMessages.BlankLinesTabPage_compilation_unit_option_after_import, DefaultCodeFormatterConstants.FORMATTER_BLANK_LINES_AFTER_IMPORTS); |
| createBlankLineTextField(group, numColumns, FormatterMessages.BlankLinesTabPage_compilation_unit_option_between_type_declarations, DefaultCodeFormatterConstants.FORMATTER_BLANK_LINES_BETWEEN_TYPE_DECLARATIONS); |
| |
| |
| group= createGroup(numColumns, composite, FormatterMessages.BlankLinesTabPage_class_group_title); |
| createBlankLineTextField(group, numColumns, FormatterMessages.BlankLinesTabPage_class_option_before_first_decl, DefaultCodeFormatterConstants.FORMATTER_BLANK_LINES_BEFORE_FIRST_CLASS_BODY_DECLARATION); |
| createBlankLineTextField(group, numColumns, FormatterMessages.BlankLinesTabPage_class_option_before_decls_of_same_kind, DefaultCodeFormatterConstants.FORMATTER_BLANK_LINES_BEFORE_NEW_CHUNK); |
| createBlankLineTextField(group, numColumns, FormatterMessages.BlankLinesTabPage_class_option_before_member_class_decls, DefaultCodeFormatterConstants.FORMATTER_BLANK_LINES_BEFORE_MEMBER_TYPE); |
| createBlankLineTextField(group, numColumns, FormatterMessages.BlankLinesTabPage_class_option_before_field_decls, DefaultCodeFormatterConstants.FORMATTER_BLANK_LINES_BEFORE_FIELD); |
| createBlankLineTextField(group, numColumns, FormatterMessages.BlankLinesTabPage_class_option_before_method_decls, DefaultCodeFormatterConstants.FORMATTER_BLANK_LINES_BEFORE_METHOD); |
| createBlankLineTextField(group, numColumns, FormatterMessages.BlankLinesTabPage_class_option_at_beginning_of_method_body, DefaultCodeFormatterConstants.FORMATTER_BLANK_LINES_AT_BEGINNING_OF_METHOD_BODY); |
| |
| group= createGroup(numColumns, composite, FormatterMessages.BlankLinesTabPage_blank_lines_group_title); |
| createBlankLineTextField(group, numColumns, FormatterMessages.BlankLinesTabPage_blank_lines_option_empty_lines_to_preserve, DefaultCodeFormatterConstants.FORMATTER_NUMBER_OF_EMPTY_LINES_TO_PRESERVE); |
| } |
| |
| protected void initializePage() { |
| fPreview.setPreviewText(PREVIEW); |
| } |
| |
| /* |
| * A helper method to create a number preference for blank lines. |
| */ |
| private void createBlankLineTextField(Composite composite, int numColumns, String message, String key) { |
| createNumberPref(composite, numColumns, message, key, MIN_NUMBER_LINES, MAX_NUMBER_LINES); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jdt.internal.ui.preferences.formatter.ModifyDialogTabPage#doCreateJavaPreview(org.eclipse.swt.widgets.Composite) |
| */ |
| protected JavaPreview doCreateJavaPreview(Composite parent) { |
| fPreview= new CompilationUnitPreview(fWorkingValues, parent); |
| return fPreview; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jdt.internal.ui.preferences.formatter.ModifyDialogTabPage#doUpdatePreview() |
| */ |
| protected void doUpdatePreview() { |
| fPreview.update(); |
| } |
| } |
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