qt-creator/src/plugins/texteditor/displaysettings.cpp

/**************************************************************************
**
** This file is part of Qt Creator
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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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#include "displaysettings.h"

#include <QtCore/QSettings>
#include <QtCore/QString>

static const char * const displayLineNumbersKey = "DisplayLineNumbers";
static const char * const textWrappingKey = "TextWrapping";
static const char * const showWrapColumnKey = "ShowWrapColumn";
static const char * const wrapColumnKey = "WrapColumn";
static const char * const visualizeWhitespaceKey = "VisualizeWhitespace";
static const char * const displayFoldingMarkersKey = "DisplayFoldingMarkers";
static const char * const highlightCurrentLineKey = "HighlightCurrentLine2Key";
static const char * const highlightBlocksKey = "HighlightBlocksKey";
static const char * const animateMatchingParenthesesKey= "AnimateMatchingParenthesesKey";
static const char * const markTextChangesKey = "MarkTextChanges";
static const char * const autoFoldFirstCommentKey = "AutoFoldFirstComment";
static const char * const centerCursorOnScrollKey = "CenterCursorOnScroll";
static const char * const groupPostfix = "DisplaySettings";

namespace TextEditor {

DisplaySettings::DisplaySettings() :
    m_displayLineNumbers(true),
    m_textWrapping(false),
    m_showWrapColumn(false),
    m_wrapColumn(80),
    m_visualizeWhitespace(false),
    m_displayFoldingMarkers(true),
    m_highlightCurrentLine(false),
    m_highlightBlocks(false),
    m_animateMatchingParentheses(true),
    m_markTextChanges(true),
    m_autoFoldFirstComment(true),
    m_centerCursorOnScroll(false)
{
}

void DisplaySettings::toSettings(const QString &category, QSettings *s) const
{
    QString group = QLatin1String(groupPostfix);
    if (!category.isEmpty())
        group.insert(0, category);
    s->beginGroup(group);
    s->setValue(QLatin1String(displayLineNumbersKey), m_displayLineNumbers);
    s->setValue(QLatin1String(textWrappingKey), m_textWrapping);
    s->setValue(QLatin1String(showWrapColumnKey), m_showWrapColumn);
    s->setValue(QLatin1String(wrapColumnKey), m_wrapColumn);
    s->setValue(QLatin1String(visualizeWhitespaceKey), m_visualizeWhitespace);
    s->setValue(QLatin1String(displayFoldingMarkersKey), m_displayFoldingMarkers);
    s->setValue(QLatin1String(highlightCurrentLineKey), m_highlightCurrentLine);
    s->setValue(QLatin1String(highlightBlocksKey), m_highlightBlocks);
    s->setValue(QLatin1String(animateMatchingParenthesesKey), m_animateMatchingParentheses);
    s->setValue(QLatin1String(markTextChangesKey), m_markTextChanges);
    s->setValue(QLatin1String(autoFoldFirstCommentKey), m_autoFoldFirstComment);
    s->setValue(QLatin1String(centerCursorOnScrollKey), m_centerCursorOnScroll);
    s->endGroup();
}

void DisplaySettings::fromSettings(const QString &category, const QSettings *s)
{
    QString group = QLatin1String(groupPostfix);
    if (!category.isEmpty())
        group.insert(0, category);
    group += QLatin1Char('/');

    *this = DisplaySettings(); // Assign defaults

    m_displayLineNumbers = s->value(group + QLatin1String(displayLineNumbersKey), m_displayLineNumbers).toBool();
    m_textWrapping = s->value(group + QLatin1String(textWrappingKey), m_textWrapping).toBool();
    m_showWrapColumn = s->value(group + QLatin1String(showWrapColumnKey), m_showWrapColumn).toBool();
    m_wrapColumn = s->value(group + QLatin1String(wrapColumnKey), m_wrapColumn).toInt();
    m_visualizeWhitespace = s->value(group + QLatin1String(visualizeWhitespaceKey), m_visualizeWhitespace).toBool();
    m_displayFoldingMarkers = s->value(group + QLatin1String(displayFoldingMarkersKey), m_displayFoldingMarkers).toBool();
    m_highlightCurrentLine = s->value(group + QLatin1String(highlightCurrentLineKey), m_highlightCurrentLine).toBool();
    m_highlightBlocks = s->value(group + QLatin1String(highlightBlocksKey), m_highlightBlocks).toBool();
    m_animateMatchingParentheses = s->value(group + QLatin1String(animateMatchingParenthesesKey), m_animateMatchingParentheses).toBool();
    m_markTextChanges = s->value(group + QLatin1String(markTextChangesKey), m_markTextChanges).toBool();
    m_autoFoldFirstComment = s->value(group + QLatin1String(autoFoldFirstCommentKey), m_autoFoldFirstComment).toBool();
    m_centerCursorOnScroll = s->value(group + QLatin1String(centerCursorOnScrollKey), m_centerCursorOnScroll).toBool();
}

bool DisplaySettings::equals(const DisplaySettings &ds) const
{
    return m_displayLineNumbers == ds.m_displayLineNumbers
        && m_textWrapping == ds.m_textWrapping
        && m_showWrapColumn == ds.m_showWrapColumn
        && m_wrapColumn == ds.m_wrapColumn
        && m_visualizeWhitespace == ds.m_visualizeWhitespace
        && m_displayFoldingMarkers == ds.m_displayFoldingMarkers
        && m_highlightCurrentLine == ds.m_highlightCurrentLine
        && m_highlightBlocks == ds.m_highlightBlocks
        && m_animateMatchingParentheses == ds.m_animateMatchingParentheses
        && m_markTextChanges == ds.m_markTextChanges
        && m_autoFoldFirstComment== ds.m_autoFoldFirstComment
        && m_centerCursorOnScroll == ds.m_centerCursorOnScroll
        ;
}

} // namespace TextEditor