// 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);
}
}
// Set the eol fill attribute.
void QsciStyle::setEolFill(bool eolFill)
{
style_eol_fill = eolFill;
if (style_nr >= 0)
{
QsciScintillaBase *sci = QsciScintillaBase::pool();
if (sci)
sci->SendScintilla(QsciScintillaBase::SCI_STYLESETEOLFILLED,
style_nr, style_eol_fill);
}
}
// Set the paper attribute.
void QsciStyle::setPaper(const QColor &paper)
{
style_paper = paper;
if (style_nr >= 0)
{
QsciScintillaBase *sci = QsciScintillaBase::pool();
if (sci)
sci->SendScintilla(QsciScintillaBase::SCI_STYLESETBACK, style_nr,
style_paper);
}
}
// Set the font attribute.
void QsciStyle::setFont(const QFont &font)
{
style_font = font;
if (style_nr >= 0)
{
QsciScintillaBase *sci = QsciScintillaBase::pool();
if (sci)
{
sci->SendScintilla(QsciScintillaBase::SCI_STYLESETFONT, style_nr,
style_font.family().toAscii().data());
sci->SendScintilla(QsciScintillaBase::SCI_STYLESETSIZE, style_nr,
style_font.pointSize());
sci->SendScintilla(QsciScintillaBase::SCI_STYLESETBOLD, style_nr,
style_font.bold());
sci->SendScintilla(QsciScintillaBase::SCI_STYLESETITALIC, style_nr,
style_font.italic());
sci->SendScintilla(QsciScintillaBase::SCI_STYLESETUNDERLINE,
style_nr, style_font.underline());
}
}
}
// Get the current selection if any.
void QsciAccessibleScintillaBase::selection(int selectionIndex,
int *startOffset, int *endOffset) const
{
int start, end;
if (selectionIndex == 0 && is_selection)
{
QsciScintillaBase *sb = sciWidget();
int start_position = sb->SendScintilla(
QsciScintillaBase::SCI_GETSELECTIONSTART);
int end_position = sb->SendScintilla(
QsciScintillaBase::SCI_GETSELECTIONEND);
start = positionAsOffset(sb, start_position);
end = positionAsOffset(sb, end_position);
}
else
{
start = end = 0;
}
*startOffset = start;
*endOffset = end;
}
// Detach the underlying document.
void QsciDocument::detach()
{
if (!pdoc)
return;
if (--pdoc->nr_attaches == 0)
{
if (pdoc->doc && pdoc->nr_displays == 0)
{
QsciScintillaBase *qsb = QsciScintillaBase::pool();
// Release the explicit reference to the document. If the pool is
// empty then we just accept the memory leak.
if (qsb)
qsb->SendScintilla(QsciScintillaBase::SCI_RELEASEDOCUMENT, 0,
pdoc->doc);
}
delete pdoc;
}
pdoc = 0;
}
// Return the attributes of a character and surrounding text.
QString QsciAccessibleScintillaBase::attributes(int offset, int *startOffset,
int *endOffset) const
{
QsciScintillaBase *sb = sciWidget();
int position = offsetAsPosition(sb, offset);
int style = sb->SendScintilla(QsciScintillaBase::SCI_GETSTYLEAT, position);
// Find the start of the text with this style.
int start_position = position;
int start_text_position = offset;
while (start_position > 0)
{
int before = sb->SendScintilla(QsciScintillaBase::SCI_POSITIONBEFORE,
start_position);
int s = sb->SendScintilla(QsciScintillaBase::SCI_GETSTYLEAT, before);
if (s != style)
break;
start_position = before;
--start_text_position;
}
*startOffset = start_text_position;
// Find the end of the text with this style.
int end_position = sb->SendScintilla(QsciScintillaBase::SCI_POSITIONAFTER,
position);
int end_text_position = offset + 1;
int last_position = sb->SendScintilla(
QsciScintillaBase::SCI_GETTEXTLENGTH);
while (end_position < last_position)
{
int s = sb->SendScintilla(QsciScintillaBase::SCI_GETSTYLEAT,
end_position);
if (s != style)
break;
end_position = sb->SendScintilla(QsciScintillaBase::SCI_POSITIONAFTER,
end_position);
++end_text_position;
}
*endOffset = end_text_position;
// Convert the style to attributes.
QString attrs;
int back = sb->SendScintilla(QsciScintillaBase::SCI_STYLEGETBACK, style);
addAttribute(attrs, "background-color", colourAsRGB(back));
int fore = sb->SendScintilla(QsciScintillaBase::SCI_STYLEGETFORE, style);
addAttribute(attrs, "color", colourAsRGB(fore));
QFont font = fontForStyle(style);
QString family = font.family();
family = family.replace('\\', QLatin1String("\\\\"));
family = family.replace(':', QLatin1String("\\:"));
family = family.replace(',', QLatin1String("\\,"));
family = family.replace('=', QLatin1String("\\="));
family = family.replace(';', QLatin1String("\\;"));
family = family.replace('\"', QLatin1String("\\\""));
addAttribute(attrs, "font-familly",
QLatin1Char('"') + family + QLatin1Char('"'));
int font_size = int(font.pointSize());
addAttribute(attrs, "font-size",
QString::fromLatin1("%1pt").arg(font_size));
QFont::Style font_style = font.style();
addAttribute(attrs, "font-style",
QString::fromLatin1((font_style == QFont::StyleItalic) ? "italic" : ((font_style == QFont::StyleOblique) ? "oblique": "normal")));
int font_weight = font.weight();
addAttribute(attrs, "font-weight",
QString::fromLatin1(
(font_weight > QFont::Normal) ? "bold" : "normal"));
int underline = sb->SendScintilla(QsciScintillaBase::SCI_STYLEGETUNDERLINE,
style);
if (underline)
addAttribute(attrs, "text-underline-type",
QString::fromLatin1("single"));
return attrs;
}