cppcodestylesettingspage.cpp 21.8 KB
Newer Older
hjk's avatar
hjk committed
1
/****************************************************************************
2
**
Eike Ziller's avatar
Eike Ziller committed
3 4
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing
5
**
hjk's avatar
hjk committed
6
** This file is part of Qt Creator.
7
**
hjk's avatar
hjk committed
8 9 10 11
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
Eike Ziller's avatar
Eike Ziller committed
12 13
** a written agreement between you and The Qt Company.  For licensing terms and
** conditions see http://www.qt.io/terms-conditions.  For further information
Eike Ziller's avatar
Eike Ziller committed
14
** use the contact form at http://www.qt.io/contact-us.
15 16
**
** GNU Lesser General Public License Usage
hjk's avatar
hjk committed
17
** Alternatively, this file may be used under the terms of the GNU Lesser
Eike Ziller's avatar
Eike Ziller committed
18 19 20 21 22 23
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file.  Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
hjk's avatar
hjk committed
24
**
Eike Ziller's avatar
Eike Ziller committed
25 26
** In addition, as a special exception, The Qt Company gives you certain additional
** rights.  These rights are described in The Qt Company LGPL Exception
27 28
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
hjk's avatar
hjk committed
29
****************************************************************************/
30

31
#include "cppcodestylesettingspage.h"
32

33
#include "cppcodestylepreferences.h"
34 35
#include "cpppointerdeclarationformatter.h"
#include "cppqtstyleindenter.h"
36 37
#include "cpptoolsconstants.h"
#include "cpptoolssettings.h"
38
#include <ui_cppcodestylesettingspage.h>
39 40 41 42

#include <coreplugin/icore.h>
#include <cppeditor/cppeditorconstants.h>
#include <texteditor/codestyleeditor.h>
43
#include <texteditor/textdocument.h>
44
#include <texteditor/displaysettings.h>
45 46 47
#include <texteditor/snippets/isnippetprovider.h>
#include <texteditor/texteditorsettings.h>

48
#include <cplusplus/Overview.h>
49 50 51 52
#include <cplusplus/pp.h>

#include <extensionsystem/pluginmanager.h>

53 54
#include <QTextBlock>
#include <QTextStream>
55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204

static const char *defaultCodeStyleSnippets[] = {
    "#include <math.h>\n"
    "\n"
    "class Complex\n"
    "    {\n"
    "public:\n"
    "    Complex(double re, double im)\n"
    "        : _re(re), _im(im)\n"
    "        {}\n"
    "    double modulus() const\n"
    "        {\n"
    "        return sqrt(_re * _re + _im * _im);\n"
    "        }\n"
    "private:\n"
    "    double _re;\n"
    "    double _im;\n"
    "    };\n"
    "\n"
    "void bar(int i)\n"
    "    {\n"
    "    static int counter = 0;\n"
    "    counter += i;\n"
    "    }\n"
    "\n"
    "namespace Foo\n"
    "    {\n"
    "    namespace Bar\n"
    "        {\n"
    "        void foo(int a, int b)\n"
    "            {\n"
    "            for (int i = 0; i < a; i++)\n"
    "                {\n"
    "                if (i < b)\n"
    "                    bar(i);\n"
    "                else\n"
    "                    {\n"
    "                    bar(i);\n"
    "                    bar(b);\n"
    "                    }\n"
    "                }\n"
    "            }\n"
    "        } // namespace Bar\n"
    "    } // namespace Foo\n"
    ,
    "#include <math.h>\n"
    "\n"
    "class Complex\n"
    "    {\n"
    "public:\n"
    "    Complex(double re, double im)\n"
    "        : _re(re), _im(im)\n"
    "        {}\n"
    "    double modulus() const\n"
    "        {\n"
    "        return sqrt(_re * _re + _im * _im);\n"
    "        }\n"
    "private:\n"
    "    double _re;\n"
    "    double _im;\n"
    "    };\n"
    "\n"
    "void bar(int i)\n"
    "    {\n"
    "    static int counter = 0;\n"
    "    counter += i;\n"
    "    }\n"
    "\n"
    "namespace Foo\n"
    "    {\n"
    "    namespace Bar\n"
    "        {\n"
    "        void foo(int a, int b)\n"
    "            {\n"
    "            for (int i = 0; i < a; i++)\n"
    "                {\n"
    "                if (i < b)\n"
    "                    bar(i);\n"
    "                else\n"
    "                    {\n"
    "                    bar(i);\n"
    "                    bar(b);\n"
    "                    }\n"
    "                }\n"
    "            }\n"
    "        } // namespace Bar\n"
    "    } // namespace Foo\n"
    ,
    "namespace Foo\n"
    "{\n"
    "namespace Bar\n"
    "{\n"
    "class FooBar\n"
    "    {\n"
    "public:\n"
    "    FooBar(int a)\n"
    "        : _a(a)\n"
    "        {}\n"
    "    int calculate() const\n"
    "        {\n"
    "        if (a > 10)\n"
    "            {\n"
    "            int b = 2 * a;\n"
    "            return a * b;\n"
    "            }\n"
    "        return -a;\n"
    "        }\n"
    "private:\n"
    "    int _a;\n"
    "    };\n"
    "}\n"
    "}\n"
    ,
    "#include \"bar.h\"\n"
    "\n"
    "int foo(int a)\n"
    "    {\n"
    "    switch (a)\n"
    "        {\n"
    "        case 1:\n"
    "            bar(1);\n"
    "            break;\n"
    "        case 2:\n"
    "            {\n"
    "            bar(2);\n"
    "            break;\n"
    "            }\n"
    "        case 3:\n"
    "        default:\n"
    "            bar(3);\n"
    "            break;\n"
    "        }\n"
    "    return 0;\n"
    "    }\n"
    ,
    "void foo() {\n"
    "    if (a &&\n"
    "        b)\n"
    "        c;\n"
    "\n"
    "    while (a ||\n"
    "           b)\n"
    "        break;\n"
    "    a = b +\n"
    "        c;\n"
    "    myInstance.longMemberName +=\n"
    "            foo;\n"
    "    myInstance.longMemberName += bar +\n"
    "                                 foo;\n"
    "}\n"
205 206 207 208 209 210 211 212 213 214 215 216 217
    ,
    "int *foo(const Bar &b1, Bar &&b2, int*, int *&rpi)\n"
    "{\n"
    "    int*pi = 0;\n"
    "    int*const*const cpcpi = &pi;\n"
    "    int*const*pcpi = &pi;\n"
    "    int**const cppi = &pi;\n"
    "\n"
    "    void (*foo)(char *s) = 0;\n"
    "    int (*bar)[] = 0;\n"
    "\n"
    "    return pi;\n"
    "}\n"
218 219 220 221 222 223 224 225
};

using namespace TextEditor;

namespace CppTools {

namespace Internal {

226
static void applyRefactorings(QTextDocument *textDocument, TextEditorWidget *editor,
227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263
                              const CppCodeStyleSettings &settings)
{
    // Preprocess source
    Environment env;
    Preprocessor preprocess(0, &env);
    const QByteArray preprocessedSource
        = preprocess.run(QLatin1String("<no-file>"), textDocument->toPlainText());

    Document::Ptr cppDocument = Document::create(QLatin1String("<no-file>"));
    cppDocument->setUtf8Source(preprocessedSource);
    cppDocument->parse(Document::ParseTranlationUnit);
    cppDocument->check();

    CppRefactoringFilePtr cppRefactoringFile = CppRefactoringChanges::file(editor, cppDocument);

    // Run the formatter
    Overview overview;
    overview.showReturnTypes = true;
    overview.starBindFlags = Overview::StarBindFlags(0);

    if (settings.bindStarToIdentifier)
        overview.starBindFlags |= Overview::BindToIdentifier;
    if (settings.bindStarToTypeName)
        overview.starBindFlags |= Overview::BindToTypeName;
    if (settings.bindStarToLeftSpecifier)
        overview.starBindFlags |= Overview::BindToLeftSpecifier;
    if (settings.bindStarToRightSpecifier)
        overview.starBindFlags |= Overview::BindToRightSpecifier;

    PointerDeclarationFormatter formatter(cppRefactoringFile, overview);
    Utils::ChangeSet change = formatter.format(cppDocument->translationUnit()->ast());

    // Apply change
    QTextCursor cursor(textDocument);
    change.apply(&cursor);
}

264 265 266 267
// ------------------ CppCodeStyleSettingsWidget

CppCodeStylePreferencesWidget::CppCodeStylePreferencesWidget(QWidget *parent)
    : QWidget(parent),
Jarek Kobus's avatar
Jarek Kobus committed
268
      m_preferences(0),
269 270
      m_ui(new Ui::CppCodeStyleSettingsPage),
      m_blockUpdates(false)
271 272
{
    m_ui->setupUi(this);
273
    m_ui->categoryTab->setProperty("_q_custom_style_disabled", true);
274 275 276

    m_previews << m_ui->previewTextEditGeneral << m_ui->previewTextEditContent
               << m_ui->previewTextEditBraces << m_ui->previewTextEditSwitch
277
               << m_ui->previewTextEditPadding << m_ui->previewTextEditPointerReferences;
278 279
    for (int i = 0; i < m_previews.size(); ++i)
        m_previews[i]->setPlainText(QLatin1String(defaultCodeStyleSnippets[i]));
280

281 282
    decorateEditors(TextEditorSettings::fontSettings());
    connect(TextEditorSettings::instance(), SIGNAL(fontSettingsChanged(TextEditor::FontSettings)),
283
       this, SLOT(decorateEditors(TextEditor::FontSettings)));
284 285 286

    setVisualizeWhitespace(true);

287
    connect(m_ui->tabSettingsWidget, &TabSettingsWidget::settingsChanged,
Montel Laurent's avatar
Montel Laurent committed
288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328
            this, &CppCodeStylePreferencesWidget::slotTabSettingsChanged);
    connect(m_ui->indentBlockBraces, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->indentBlockBody, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->indentClassBraces, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->indentNamespaceBraces, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->indentEnumBraces, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->indentNamespaceBody, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->indentSwitchLabels, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->indentCaseStatements, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->indentCaseBlocks, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->indentCaseBreak, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->indentAccessSpecifiers, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->indentDeclarationsRelativeToAccessSpecifiers, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->indentFunctionBody, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->indentFunctionBraces, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->extraPaddingConditions, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->alignAssignments, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->bindStarToIdentifier, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->bindStarToTypeName, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->bindStarToLeftSpecifier, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
    connect(m_ui->bindStarToRightSpecifier, &QCheckBox::toggled,
            this, &CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged);
329 330 331

    m_ui->categoryTab->setCurrentIndex(0);

Jarek Kobus's avatar
Jarek Kobus committed
332
    m_ui->tabSettingsWidget->setFlat(true);
333 334 335 336 337 338 339
}

CppCodeStylePreferencesWidget::~CppCodeStylePreferencesWidget()
{
    delete m_ui;
}

Jarek Kobus's avatar
Jarek Kobus committed
340
void CppCodeStylePreferencesWidget::setCodeStyle(CppTools::CppCodeStylePreferences *codeStylePreferences)
341
{
342
    // code preferences
Jarek Kobus's avatar
Jarek Kobus committed
343
    m_preferences = codeStylePreferences;
344

Montel Laurent's avatar
Montel Laurent committed
345 346
    connect(m_preferences, &CppCodeStylePreferences::currentTabSettingsChanged,
            this, &CppCodeStylePreferencesWidget::setTabSettings);
Jarek Kobus's avatar
Jarek Kobus committed
347 348 349 350
    connect(m_preferences, SIGNAL(currentCodeStyleSettingsChanged(CppTools::CppCodeStyleSettings)),
            this, SLOT(setCodeStyleSettings(CppTools::CppCodeStyleSettings)));
    connect(m_preferences, SIGNAL(currentPreferencesChanged(TextEditor::ICodeStylePreferences*)),
            this, SLOT(slotCurrentPreferencesChanged(TextEditor::ICodeStylePreferences*)));
351

Jarek Kobus's avatar
Jarek Kobus committed
352 353 354
    setTabSettings(m_preferences->tabSettings());
    setCodeStyleSettings(m_preferences->codeStyleSettings(), false);
    slotCurrentPreferencesChanged(m_preferences->currentPreferences(), false);
355

356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376
    updatePreview();
}

CppCodeStyleSettings CppCodeStylePreferencesWidget::cppCodeStyleSettings() const
{
    CppCodeStyleSettings set;

    set.indentBlockBraces = m_ui->indentBlockBraces->isChecked();
    set.indentBlockBody = m_ui->indentBlockBody->isChecked();
    set.indentClassBraces = m_ui->indentClassBraces->isChecked();
    set.indentEnumBraces = m_ui->indentEnumBraces->isChecked();
    set.indentNamespaceBraces = m_ui->indentNamespaceBraces->isChecked();
    set.indentNamespaceBody = m_ui->indentNamespaceBody->isChecked();
    set.indentAccessSpecifiers = m_ui->indentAccessSpecifiers->isChecked();
    set.indentDeclarationsRelativeToAccessSpecifiers = m_ui->indentDeclarationsRelativeToAccessSpecifiers->isChecked();
    set.indentFunctionBody = m_ui->indentFunctionBody->isChecked();
    set.indentFunctionBraces = m_ui->indentFunctionBraces->isChecked();
    set.indentSwitchLabels = m_ui->indentSwitchLabels->isChecked();
    set.indentStatementsRelativeToSwitchLabels = m_ui->indentCaseStatements->isChecked();
    set.indentBlocksRelativeToSwitchLabels = m_ui->indentCaseBlocks->isChecked();
    set.indentControlFlowRelativeToSwitchLabels = m_ui->indentCaseBreak->isChecked();
377 378 379 380
    set.bindStarToIdentifier = m_ui->bindStarToIdentifier->isChecked();
    set.bindStarToTypeName = m_ui->bindStarToTypeName->isChecked();
    set.bindStarToLeftSpecifier = m_ui->bindStarToLeftSpecifier->isChecked();
    set.bindStarToRightSpecifier = m_ui->bindStarToRightSpecifier->isChecked();
381 382 383 384 385 386
    set.extraPaddingForConditionsIfConfusingAlign = m_ui->extraPaddingConditions->isChecked();
    set.alignAssignments = m_ui->alignAssignments->isChecked();

    return set;
}

387
void CppCodeStylePreferencesWidget::setTabSettings(const TabSettings &settings)
Jarek Kobus's avatar
Jarek Kobus committed
388 389 390 391 392
{
    m_ui->tabSettingsWidget->setTabSettings(settings);
}

void CppCodeStylePreferencesWidget::setCodeStyleSettings(const CppCodeStyleSettings &s, bool preview)
393
{
394 395
    const bool wasBlocked = m_blockUpdates;
    m_blockUpdates = true;
396 397 398 399 400 401 402 403 404 405 406 407 408 409
    m_ui->indentBlockBraces->setChecked(s.indentBlockBraces);
    m_ui->indentBlockBody->setChecked(s.indentBlockBody);
    m_ui->indentClassBraces->setChecked(s.indentClassBraces);
    m_ui->indentEnumBraces->setChecked(s.indentEnumBraces);
    m_ui->indentNamespaceBraces->setChecked(s.indentNamespaceBraces);
    m_ui->indentNamespaceBody->setChecked(s.indentNamespaceBody);
    m_ui->indentAccessSpecifiers->setChecked(s.indentAccessSpecifiers);
    m_ui->indentDeclarationsRelativeToAccessSpecifiers->setChecked(s.indentDeclarationsRelativeToAccessSpecifiers);
    m_ui->indentFunctionBody->setChecked(s.indentFunctionBody);
    m_ui->indentFunctionBraces->setChecked(s.indentFunctionBraces);
    m_ui->indentSwitchLabels->setChecked(s.indentSwitchLabels);
    m_ui->indentCaseStatements->setChecked(s.indentStatementsRelativeToSwitchLabels);
    m_ui->indentCaseBlocks->setChecked(s.indentBlocksRelativeToSwitchLabels);
    m_ui->indentCaseBreak->setChecked(s.indentControlFlowRelativeToSwitchLabels);
410 411 412 413
    m_ui->bindStarToIdentifier->setChecked(s.bindStarToIdentifier);
    m_ui->bindStarToTypeName->setChecked(s.bindStarToTypeName);
    m_ui->bindStarToLeftSpecifier->setChecked(s.bindStarToLeftSpecifier);
    m_ui->bindStarToRightSpecifier->setChecked(s.bindStarToRightSpecifier);
414 415
    m_ui->extraPaddingConditions->setChecked(s.extraPaddingForConditionsIfConfusingAlign);
    m_ui->alignAssignments->setChecked(s.alignAssignments);
416 417 418
    m_blockUpdates = wasBlocked;
    if (preview)
        updatePreview();
419 420
}

421
void CppCodeStylePreferencesWidget::slotCurrentPreferencesChanged(ICodeStylePreferences *preferences, bool preview)
422
{
Jarek Kobus's avatar
Jarek Kobus committed
423 424
    const bool enable = !preferences->isReadOnly() && !m_preferences->currentDelegate();
    m_ui->tabSettingsWidget->setEnabled(enable);
425 426 427 428
    m_ui->contentGroupBox->setEnabled(enable);
    m_ui->bracesGroupBox->setEnabled(enable);
    m_ui->switchGroupBox->setEnabled(enable);
    m_ui->alignmentGroupBox->setEnabled(enable);
429
    m_ui->pointerReferencesGroupBox->setEnabled(enable);
430 431
    if (preview)
        updatePreview();
432 433
}

Jarek Kobus's avatar
Jarek Kobus committed
434
void CppCodeStylePreferencesWidget::slotCodeStyleSettingsChanged()
435
{
436 437
    if (m_blockUpdates)
        return;
438

Jarek Kobus's avatar
Jarek Kobus committed
439 440
    if (m_preferences) {
        CppCodeStylePreferences *current = qobject_cast<CppCodeStylePreferences *>(m_preferences->currentPreferences());
441
        if (current)
Jarek Kobus's avatar
Jarek Kobus committed
442 443 444 445 446 447
            current->setCodeStyleSettings(cppCodeStyleSettings());
    }

    updatePreview();
}

448
void CppCodeStylePreferencesWidget::slotTabSettingsChanged(const TabSettings &settings)
Jarek Kobus's avatar
Jarek Kobus committed
449 450 451 452 453 454 455 456
{
    if (m_blockUpdates)
        return;

    if (m_preferences) {
        CppCodeStylePreferences *current = qobject_cast<CppCodeStylePreferences *>(m_preferences->currentPreferences());
        if (current)
            current->setTabSettings(settings);
457 458
    }

459 460 461 462 463
    updatePreview();
}

void CppCodeStylePreferencesWidget::updatePreview()
{
Jarek Kobus's avatar
Jarek Kobus committed
464 465 466 467
    CppCodeStylePreferences *cppCodeStylePreferences = m_preferences
            ? m_preferences
            : CppToolsSettings::instance()->cppCodeStyle();
    const CppCodeStyleSettings ccss = cppCodeStylePreferences->currentCodeStyleSettings();
468
    const TabSettings ts = cppCodeStylePreferences->currentTabSettings();
Jarek Kobus's avatar
Jarek Kobus committed
469
    QtStyleCodeFormatter formatter(ts, ccss);
470
    foreach (SnippetEditorWidget *preview, m_previews) {
471
        preview->textDocument()->setTabSettings(ts);
Jarek Kobus's avatar
Jarek Kobus committed
472 473 474
        preview->setCodeStyle(cppCodeStylePreferences);

        QTextDocument *doc = preview->document();
475 476 477 478 479 480
        formatter.invalidateCache(doc);

        QTextBlock block = doc->firstBlock();
        QTextCursor tc = preview->textCursor();
        tc.beginEditBlock();
        while (block.isValid()) {
481
            preview->textDocument()->indenter()->indentBlock(doc, block, QChar::Null, ts);
482 483 484

            block = block.next();
        }
485
        applyRefactorings(doc, preview, ccss);
486 487 488 489
        tc.endEditBlock();
    }
}

490
void CppCodeStylePreferencesWidget::decorateEditors(const FontSettings &fontSettings)
491
{
492 493 494 495
    const ISnippetProvider *provider = ExtensionSystem::PluginManager::getObject<ISnippetProvider>(
        [](ISnippetProvider *current) {
            return current->groupId() == QLatin1String(CppEditor::Constants::CPP_SNIPPETS_GROUP_ID);
        });
496

497
    foreach (SnippetEditorWidget *editor, m_previews) {
498
        editor->textDocument()->setFontSettings(fontSettings);
499 500 501
        if (provider)
            provider->decorateEditor(editor);
    }
502 503 504 505
}

void CppCodeStylePreferencesWidget::setVisualizeWhitespace(bool on)
{
506
    foreach (SnippetEditorWidget *editor, m_previews) {
507 508 509 510 511 512 513 514 515
        DisplaySettings displaySettings = editor->displaySettings();
        displaySettings.m_visualizeWhitespace = on;
        editor->setDisplaySettings(displaySettings);
    }
}


// ------------------ CppCodeStyleSettingsPage

516
CppCodeStyleSettingsPage::CppCodeStyleSettingsPage(QWidget *parent) :
517
    Core::IOptionsPage(parent),
Jarek Kobus's avatar
Jarek Kobus committed
518
    m_pageCppCodeStylePreferences(0)
519
{
hjk's avatar
hjk committed
520
    setId(Constants::CPP_CODE_STYLE_SETTINGS_ID);
521
    setDisplayName(QCoreApplication::translate("CppTools", Constants::CPP_CODE_STYLE_SETTINGS_NAME));
hjk's avatar
hjk committed
522
    setCategory(Constants::CPP_SETTINGS_CATEGORY);
523 524
    setDisplayCategory(QCoreApplication::translate("CppTools", Constants::CPP_SETTINGS_TR_CATEGORY));
    setCategoryIcon(QLatin1String(Constants::SETTINGS_CATEGORY_CPP_ICON));
525 526
}

527
QWidget *CppCodeStyleSettingsPage::widget()
528
{
529 530 531 532 533 534 535 536 537 538 539 540
    if (!m_widget) {
        CppCodeStylePreferences *originalCodeStylePreferences
                = CppToolsSettings::instance()->cppCodeStyle();
        m_pageCppCodeStylePreferences = new CppCodeStylePreferences(m_widget);
        m_pageCppCodeStylePreferences->setDelegatingPool(originalCodeStylePreferences->delegatingPool());
        m_pageCppCodeStylePreferences->setCodeStyleSettings(originalCodeStylePreferences->codeStyleSettings());
        m_pageCppCodeStylePreferences->setCurrentDelegate(originalCodeStylePreferences->currentDelegate());
        // we set id so that it won't be possible to set delegate to the original prefs
        m_pageCppCodeStylePreferences->setId(originalCodeStylePreferences->id());
        m_widget = new CodeStyleEditor(TextEditorSettings::codeStyleFactory(CppTools::Constants::CPP_SETTINGS_ID),
                                       m_pageCppCodeStylePreferences);
    }
541 542 543 544 545 546
    return m_widget;
}

void CppCodeStyleSettingsPage::apply()
{
    if (m_widget) {
hjk's avatar
hjk committed
547
        QSettings *s = Core::ICore::settings();
548

Jarek Kobus's avatar
Jarek Kobus committed
549 550 551
        CppCodeStylePreferences *originalCppCodeStylePreferences = CppToolsSettings::instance()->cppCodeStyle();
        if (originalCppCodeStylePreferences->codeStyleSettings() != m_pageCppCodeStylePreferences->codeStyleSettings()) {
            originalCppCodeStylePreferences->setCodeStyleSettings(m_pageCppCodeStylePreferences->codeStyleSettings());
hjk's avatar
hjk committed
552
            originalCppCodeStylePreferences->toSettings(QLatin1String(CppTools::Constants::CPP_SETTINGS_ID), s);
553
        }
Jarek Kobus's avatar
Jarek Kobus committed
554 555
        if (originalCppCodeStylePreferences->tabSettings() != m_pageCppCodeStylePreferences->tabSettings()) {
            originalCppCodeStylePreferences->setTabSettings(m_pageCppCodeStylePreferences->tabSettings());
hjk's avatar
hjk committed
556
            originalCppCodeStylePreferences->toSettings(QLatin1String(CppTools::Constants::CPP_SETTINGS_ID), s);
557
        }
Jarek Kobus's avatar
Jarek Kobus committed
558 559
        if (originalCppCodeStylePreferences->currentDelegate() != m_pageCppCodeStylePreferences->currentDelegate()) {
            originalCppCodeStylePreferences->setCurrentDelegate(m_pageCppCodeStylePreferences->currentDelegate());
hjk's avatar
hjk committed
560
            originalCppCodeStylePreferences->toSettings(QLatin1String(CppTools::Constants::CPP_SETTINGS_ID), s);
561 562 563 564
        }
    }
}

565
void CppCodeStyleSettingsPage::finish()
566
{
567
    delete m_widget;
568 569 570 571
}

} // namespace Internal
} // namespace CppTools