C++ QsciScintillaBase::SendScintilla方法代码示例

// Return the number of characters in the text.
int QsciAccessibleScintillaBase::characterCount() const
{
    QsciScintillaBase *sb = sciWidget();

    return sb->SendScintilla(QsciScintillaBase::SCI_COUNTCHARACTERS, 0,
            sb->SendScintilla(QsciScintillaBase::SCI_GETTEXTLENGTH));
}

// Set the selection.
void QsciAccessibleScintillaBase::setSelection(int selectionIndex,
        int startOffset, int endOffset)
{
    if (selectionIndex == 0)
    {
        QsciScintillaBase *sb = sciWidget();
        sb->SendScintilla(QsciScintillaBase::SCI_SETSELECTIONSTART,
                offsetAsPosition(sb, startOffset));
        sb->SendScintilla(QsciScintillaBase::SCI_SETSELECTIONEND,
                offsetAsPosition(sb, endOffset));
    }
}

// Convert a integer colour to an RGB string.
QFont QsciAccessibleScintillaBase::fontForStyle(int style) const
{
    QsciScintillaBase *sb = sciWidget();
    char fontName[64];
    int len = sb->SendScintilla(QsciScintillaBase::SCI_STYLEGETFONT, style,
            fontName);
    int size = sb->SendScintilla(QsciScintillaBase::SCI_STYLEGETSIZE, style);
    bool italic = sb->SendScintilla(QsciScintillaBase::SCI_STYLEGETITALIC,
            style);
    int weight = sb->SendScintilla(QsciScintillaBase::SCI_STYLEGETWEIGHT,
            style);

    return QFont(QString::fromUtf8(fontName, len), size, weight, italic);
}

// Set the cursor offset.
void QsciAccessibleScintillaBase::setCursorPosition(int position)
{
    QsciScintillaBase *sb = sciWidget();

    sb->SendScintilla(QsciScintillaBase::SCI_GOTOPOS,
            offsetAsPosition(sb, position));
}

// Insert some text.
void QsciAccessibleScintillaBase::insertText(int offset, const QString &text)
{
    QsciScintillaBase *sb = sciWidget();

    sb->SendScintilla(QsciScintillaBase::SCI_INSERTTEXT,
            offsetAsPosition(sb, offset), textAsBytes(sb, text).constData());
}

// Return the fragment of text after an offset.
QString QsciAccessibleScintillaBase::textAfterOffset(int offset,
        QAccessible::TextBoundaryType boundaryType, int *startOffset,
        int *endOffset) const
{
    QsciScintillaBase *sb = sciWidget();

    // Initialise in case of errors.
    *startOffset = *endOffset = -1;

    int position = validPosition(offset);

    if (position < 0)
        return QString();

    int start_position, end_position;

    if (!boundaries(sb, position, boundaryType, &start_position, &end_position))
        return QString();

    if (end_position >= sb->SendScintilla(QsciScintillaBase::SCI_GETTEXTLENGTH))
        return QString();

    if (!boundaries(sb, end_position, boundaryType, &start_position, &end_position))
        return QString();

    positionRangeAsOffsetRange(sb, start_position, end_position, startOffset,
            endOffset);

    return textRange(sb, start_position, end_position);
}

// Scroll to make sure an area of text is visible.
void QsciAccessibleScintillaBase::scrollToSubstring(int startIndex,
        int endIndex)
{
    QsciScintillaBase *sb = sciWidget();
    int start = offsetAsPosition(sb, startIndex);
    int end = offsetAsPosition(sb, endIndex);

    sb->SendScintilla(QsciScintillaBase::SCI_SCROLLRANGE, end, start);
}

// Return the offset of the character at the given screen coordinates.
int QsciAccessibleScintillaBase::offsetAtPoint(const QPoint &point) const
{
    QsciScintillaBase *sb = sciWidget();
    QPoint p = sb->viewport()->mapFromGlobal(point);
    int position = sb->SendScintilla(QsciScintillaBase::SCI_POSITIONFROMPOINT,
            p.x(), p.y());

    return (position >= 0) ? positionAsOffset(sb, position) : -1;
}

// Replace some text.
void QsciAccessibleScintillaBase::replaceText(int startOffset, int endOffset,
        const QString &text)
{
    QsciScintillaBase *sb = sciWidget();

    addSelection(startOffset, endOffset);
    sb->SendScintilla(QsciScintillaBase::SCI_REPLACESEL,
            textAsBytes(sb, text).constData());
}

QRect QsciAccessibleScintillaBase::characterRect(int offset) const
{
    QsciScintillaBase *sb = sciWidget();
    int position = offsetAsPosition(sb, offset);
    int x_vport = sb->SendScintilla(QsciScintillaBase::SCI_POINTXFROMPOSITION,
            position);
    int y_vport = sb->SendScintilla(QsciScintillaBase::SCI_POINTYFROMPOSITION,
            position);
    const QString ch = text(offset, offset + 1);

    // Get the character's font metrics.
    int style = sb->SendScintilla(QsciScintillaBase::SCI_GETSTYLEAT, position);
    QFontMetrics metrics(fontForStyle(style));

    QRect rect(x_vport, y_vport, metrics.width(ch), metrics.height());
    rect.moveTo(sb->viewport()->mapToGlobal(rect.topLeft()));

    return rect;
}

// Set the color attribute.
void QsciStyle::setColor(const QColor &color)
{
    style_color = color;

    if (style_nr >= 0)
    {
        QsciScintillaBase *sci = QsciScintillaBase::pool();

        if (sci)
            sci->SendScintilla(QsciScintillaBase::SCI_STYLESETFORE, style_nr,
                    style_color);
    }
}

// Set the hotspot attribute.
void QsciStyle::setHotspot(bool hotspot)
{
    style_hotspot = hotspot;

    if (style_nr >= 0)
    {
        QsciScintillaBase *sci = QsciScintillaBase::pool();

        if (sci)
            sci->SendScintilla(QsciScintillaBase::SCI_STYLESETHOTSPOT,
                    style_nr, style_hotspot);
    }
}

// Set the changeable attribute.
void QsciStyle::setChangeable(bool changeable)
{
    style_changeable = changeable;

    if (style_nr >= 0)
    {
        QsciScintillaBase *sci = QsciScintillaBase::pool();

        if (sci)
            sci->SendScintilla(QsciScintillaBase::SCI_STYLESETCHANGEABLE,
                    style_nr, style_changeable);
    }
}

// Set the visible attribute.
void QsciStyle::setVisible(bool visible)
{
    style_visible = visible;

    if (style_nr >= 0)
    {
        QsciScintillaBase *sci = QsciScintillaBase::pool();

        if (sci)
            sci->SendScintilla(QsciScintillaBase::SCI_STYLESETVISIBLE,
                    style_nr, style_visible);
    }
}

// Set the text case attribute.
void QsciStyle::setTextCase(QsciStyle::TextCase text_case)
{
    style_case = text_case;

    if (style_nr >= 0)
    {
        QsciScintillaBase *sci = QsciScintillaBase::pool();

        if (sci)
            sci->SendScintilla(QsciScintillaBase::SCI_STYLESETCASE, style_nr,
                    (long)style_case);
    }
}