/**
* This file Copyright (c) 2005-2008 Aptana, Inc. This program is
* dual-licensed under both the Aptana Public License and the GNU General
* Public license. You may elect to use one or the other of these licenses.
*
* This program is distributed in the hope that it will be useful, but
* AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
* NONINFRINGEMENT. Redistribution, except as permitted by whichever of
* the GPL or APL you select, is prohibited.
*
* 1. For the GPL license (GPL), you can redistribute and/or modify this
* program under the terms of the GNU General Public License,
* Version 3, as published by the Free Software Foundation. You should
* have received a copy of the GNU General Public License, Version 3 along
* with this program; if not, write to the Free Software Foundation, Inc., 51
* Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Aptana provides a special exception to allow redistribution of this file
* with certain other free and open source software ("FOSS") code and certain additional terms
* pursuant to Section 7 of the GPL. You may view the exception and these
* terms on the web at http://www.aptana.com/legal/gpl/.
*
* 2. For the Aptana Public License (APL), this program and the
* accompanying materials are made available under the terms of the APL
* v1.0 which accompanies this distribution, and is available at
* http://www.aptana.com/legal/apl/.
*
* You may view the GPL, Aptana's exception and additional terms, and the
* APL in the file titled license.html at the root of the corresponding
* plugin containing this source file.
*
* Any modifications to this file must keep this entire header intact.
*/
package com.aptana.ide.editor.js.preferences;
import java.util.Map;
import java.util.Observable;
import java.util.Observer;
import org.eclipse.core.runtime.Assert;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Group;
import com.aptana.ide.ui.editors.preferences.formatter.CommentsTabPage;
import com.aptana.ide.ui.editors.preferences.formatter.CompilationUnitPreview;
import com.aptana.ide.ui.editors.preferences.formatter.DefaultCodeFormatterConstants;
import com.aptana.ide.ui.editors.preferences.formatter.FormatterMessages;
import com.aptana.ide.ui.editors.preferences.formatter.FormatterTabPage;
import com.aptana.ide.ui.editors.preferences.formatter.ModifyDialog;
import com.aptana.ide.ui.editors.preferences.formatter.Preview;
/**
*
*
*/
public class IndentationTabPage extends FormatterTabPage {
/**
* Constant array for boolean selection
*/
private static String[] FALSE_TRUE = {
DefaultCodeFormatterConstants.FALSE,
DefaultCodeFormatterConstants.TRUE
};
private final String PREVIEW=
createPreviewHeader(FormatterMessages.IndentationTabPage_preview_header) +
" function foo(a, b, c, d, e, f) {" + //$NON-NLS-1$
" switch(a) {" + //$NON-NLS-1$
" case 0: " + //$NON-NLS-1$
" Other.doFoo();" + //$NON-NLS-1$
" break;" + //$NON-NLS-1$
" default:" + //$NON-NLS-1$
" Other.doBaz();" + //$NON-NLS-1$
" }" + //$NON-NLS-1$
" }" + //$NON-NLS-1$
" function bar(v) {" + //$NON-NLS-1$
" for (i= 0; i < 10; i++) {" + //$NON-NLS-1$
" v.add(new Integer(i));" + //$NON-NLS-1$
" }" + //$NON-NLS-1$
" }" + //$NON-NLS-1$
"" + //$NON-NLS-1$
"\n" ; //$NON-NLS-1$
private CompilationUnitPreview fPreview;
private String fOldTabChar= null;
private String editor;
/**
* @param modifyDialog
* @param workingValues
* @param editor
*/
public IndentationTabPage(ModifyDialog modifyDialog, Map<String, String> workingValues,String editor) {
super(modifyDialog, workingValues);
this.editor=editor;
}
/**
* @see com.aptana.ide.ui.editors.preferences.formatter.ModifyDialogTabPage#doCreatePreferences(org.eclipse.swt.widgets.Composite, int)
*/
protected void doCreatePreferences(Composite composite, int numColumns) {
final Group generalGroup = createGroup(numColumns, composite, FormatterMessages.IndentationTabPage_general_group_title);
final String[] tabPolicyValues = new String[] {CommentsTabPage.SPACE, CommentsTabPage.TAB};
final String[] tabPolicyLabels = new String[] {
FormatterMessages.IndentationTabPage_general_group_option_tab_policy_SPACE,
FormatterMessages.IndentationTabPage_general_group_option_tab_policy_TAB,
//FormatterMessages.IndentationTabPage_general_group_option_tab_policy_MIXED
};
final ComboPreference tabPolicy = createComboPref(generalGroup, numColumns, FormatterMessages.IndentationTabPage_general_group_option_tab_policy, DefaultCodeFormatterConstants.FORMATTER_TAB_CHAR, tabPolicyValues, tabPolicyLabels);
//final CheckboxPreference onlyForLeading= createCheckboxPref(generalGroup, numColumns, FormatterMessages.IndentationTabPage_use_tabs_only_for_leading_indentations, DefaultCodeFormatterConstants.FORMATTER_USE_TABS_ONLY_FOR_LEADING_INDENTATIONS, FALSE_TRUE);
final NumberPreference indentSize = createNumberPref(generalGroup, numColumns, FormatterMessages.IndentationTabPage_general_group_option_indent_size, DefaultCodeFormatterConstants.FORMATTER_TAB_SIZE, 0, 32);
final NumberPreference tabSize = createNumberPref(generalGroup, numColumns, FormatterMessages.IndentationTabPage_general_group_option_tab_size, DefaultCodeFormatterConstants.FORMATTER_TAB_SIZE, 0, 32);
String tabchar = fWorkingValues.get(DefaultCodeFormatterConstants.FORMATTER_TAB_CHAR);
if (tabchar == null){
tabchar = " "; //$NON-NLS-1$
}
// updateTabPreferences(tabchar, tabSize, indentSize, onlyForLeading);
// tabPolicy.addObserver(new Observer() {
// public void update(Observable o, Object arg) {
// updateTabPreferences((String) arg, tabSize, indentSize, onlyForLeading);
// }
// });
tabSize.addObserver(new Observer() {
public void update(Observable o, Object arg) {
indentSize.updateWidget();
}
});
final Group classGroup = createGroup(numColumns, composite, FormatterMessages.IndentationTabPage_indent_group_title);
// final Group blockGroup= createGroup(numColumns, composite, FormatterMessages.getString("IndentationTabPage.block_group.title")); //$NON-NLS-1$
//createCheckboxPref(classGroup, numColumns, FormatterMessages.getString("IndentationTabPage.block_group.option.indent_statements_within_blocks_and_methods"), DefaultCodeFormatterConstants.FORMATTER_INDENT_BLOCK_STATEMENTS, FALSE_TRUE); //$NON-NLS-1$
createCheckboxPref(classGroup, numColumns, FormatterMessages.IndentationTabPage_block_group_option_indent_statements_compare_to_body, DefaultCodeFormatterConstants.FORMATTER_INDENT_STATEMENTS_COMPARE_TO_BODY, FALSE_TRUE);
createCheckboxPref(classGroup, numColumns, FormatterMessages.IndentationTabPage_block_group_option_indent_statements_compare_to_block, DefaultCodeFormatterConstants.FORMATTER_INDENT_STATEMENTS_COMPARE_TO_BLOCK, FALSE_TRUE);
// final Group switchGroup= createGroup(numColumns, composite, FormatterMessages.getString("IndentationTabPage.switch_group.title")); //$NON-NLS-1$
createCheckboxPref(classGroup, numColumns, FormatterMessages.IndentationTabPage_switch_group_option_indent_statements_within_switch_body, DefaultCodeFormatterConstants.FORMATTER_INDENT_SWITCHSTATEMENTS_COMPARE_TO_SWITCH, FALSE_TRUE);
createCheckboxPref(classGroup, numColumns, FormatterMessages.IndentationTabPage_switch_group_option_indent_statements_within_case_body, DefaultCodeFormatterConstants.FORMATTER_INDENT_SWITCHSTATEMENTS_COMPARE_TO_CASES, FALSE_TRUE);
createCheckboxPref(classGroup, numColumns, FormatterMessages.IndentationTabPage_switch_group_option_indent_break_statements, DefaultCodeFormatterConstants.FORMATTER_INDENT_BREAKS_COMPARE_TO_CASES, FALSE_TRUE);
createCheckboxPref(classGroup, numColumns, FormatterMessages.IndentationTabPage_indent_empty_lines, DefaultCodeFormatterConstants.FORMATTER_INDENT_EMPTY_LINES, FALSE_TRUE);
}
/**
* @see com.aptana.ide.ui.editors.preferences.formatter.ModifyDialogTabPage#initializePage()
*/
public void initializePage() {
fPreview.setPreviewText(PREVIEW);
}
/**
* @see com.aptana.ide.ui.editors.preferences.formatter.ModifyDialogTabPage#doCreateJavaPreview(org.eclipse.swt.widgets.Composite)
*/
protected Preview doCreateJavaPreview(Composite parent) {
fPreview= new CompilationUnitPreview(fWorkingValues, parent,editor, null);
return fPreview;
}
/**
* @see com.aptana.ide.ui.editors.preferences.formatter.FormatterTabPage#doUpdatePreview()
*/
protected void doUpdatePreview() {
super.doUpdatePreview();
fPreview.update();
}
private void updateTabPreferences(String tabPolicy, NumberPreference tabPreference, NumberPreference indentPreference, CheckboxPreference onlyForLeading) {
/*
* If the tab-char is SPACE (or TAB), INDENTATION_SIZE
* preference is not used by the core formatter. We piggy back the
* visual tab length setting in that preference in that case. If the
* user selects MIXED, we use the previous TAB_SIZE preference as the
* new INDENTATION_SIZE (as this is what it really is) and set the
* visual tab size to the value piggy backed in the INDENTATION_SIZE
* preference. See also CodeFormatterUtil.
*/
if (DefaultCodeFormatterConstants.MIXED.equals(tabPolicy)) {
if (CommentsTabPage.SPACE.equals(fOldTabChar) || CommentsTabPage.TAB.equals(fOldTabChar)){
swapTabValues();
}
tabPreference.setEnabled(true);
tabPreference.setKey(DefaultCodeFormatterConstants.FORMATTER_TAB_SIZE);
indentPreference.setEnabled(true);
indentPreference.setKey(DefaultCodeFormatterConstants.FORMATTER_INDENTATION_SIZE);
onlyForLeading.setEnabled(true);
} else if (CommentsTabPage.SPACE.equals(tabPolicy)) {
if (DefaultCodeFormatterConstants.MIXED.equals(fOldTabChar)){
swapTabValues();
}
tabPreference.setEnabled(true);
tabPreference.setKey(DefaultCodeFormatterConstants.FORMATTER_INDENTATION_SIZE);
indentPreference.setEnabled(true);
indentPreference.setKey(DefaultCodeFormatterConstants.FORMATTER_TAB_SIZE);
onlyForLeading.setEnabled(false);
} else if (CommentsTabPage.TAB.equals(tabPolicy)) {
if (DefaultCodeFormatterConstants.MIXED.equals(fOldTabChar)){
swapTabValues();
}
tabPreference.setEnabled(true);
tabPreference.setKey(DefaultCodeFormatterConstants.FORMATTER_TAB_SIZE);
indentPreference.setEnabled(false);
indentPreference.setKey(DefaultCodeFormatterConstants.FORMATTER_TAB_SIZE);
onlyForLeading.setEnabled(true);
} else {
Assert.isTrue(false);
}
fOldTabChar= tabPolicy;
}
private void swapTabValues() {
String tabSize = fWorkingValues.get(DefaultCodeFormatterConstants.FORMATTER_TAB_SIZE);
String indentSize = fWorkingValues.get(DefaultCodeFormatterConstants.FORMATTER_INDENTATION_SIZE);
fWorkingValues.put(DefaultCodeFormatterConstants.FORMATTER_TAB_SIZE, indentSize);
fWorkingValues.put(DefaultCodeFormatterConstants.FORMATTER_INDENTATION_SIZE, tabSize);
}
}