: QFrame(parent),
_wrapMode(QTextOption::NoWrap),
_alignment(Qt::AlignVCenter|Qt::AlignLeft),
- _toolTipEnabled(true)
+ _toolTipEnabled(true),
+ _resizeMode(NoResize)
{
+ setMouseTracking(true);
+
QTextOption opt = _layout.textOption();
opt.setWrapMode(_wrapMode);
opt.setAlignment(_alignment);
_layout.setTextOption(opt);
}
+void StyledLabel::setCustomFont(const QFont &font) {
+ setFont(font);
+ _layout.setFont(font);
+ setText(_layout.text());
+}
+
void StyledLabel::setWrapMode(QTextOption::WrapMode mode) {
if(_wrapMode == mode)
return;
layout();
}
+void StyledLabel::setResizeMode(ResizeMode mode) {
+ if(_resizeMode == mode)
+ return;
+
+ _resizeMode = mode;
+ if(mode == DynamicResize)
+ setWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
+ else
+ setWrapMode(QTextOption::NoWrap);
+}
+
void StyledLabel::resizeEvent(QResizeEvent *event) {
QFrame::resizeEvent(event);
UiStyle::StyledString sstr = style->styleString(style->mircToInternal(text), UiStyle::PlainMsg);
QList<QTextLayout::FormatRange> layoutList = style->toTextLayoutList(sstr.formatList, sstr.plainText.length(), 0);
+ // Use default font rather than the style's
+ QTextLayout::FormatRange fmtRange;
+ fmtRange.format.setFont(font());
+ fmtRange.start = 0;
+ fmtRange.length = sstr.plainText.length();
+ layoutList << fmtRange;
+
+ // Mark URLs
+ _clickables = ClickableList::fromString(sstr.plainText);
+ foreach(Clickable click, _clickables) {
+ if(click.type() == Clickable::Url) {
+ QTextLayout::FormatRange range;
+ range.start = click.start();
+ range.length = click.length();
+ range.format.setForeground(palette().link());
+ layoutList << range;
+ }
+ }
+
_layout.setText(sstr.plainText);
_layout.setAdditionalFormats(layoutList);
layout();
+
+ endHoverMode();
}
void StyledLabel::updateToolTip() {
void StyledLabel::layout() {
qreal h = 0;
- qreal w = frameRect().width() - 2*frameWidth();
+ qreal w = contentsRect().width();
_layout.beginLayout();
forever {
update();
}
-void StyledLabel::paintEvent(QPaintEvent *) {
+void StyledLabel::paintEvent(QPaintEvent *e) {
+ QFrame::paintEvent(e);
QPainter painter(this);
- qreal y = (frameRect().height() - _layout.boundingRect().height()) / 2;
- _layout.draw(&painter, QPointF(0, y), QVector<QTextLayout::FormatRange>());
+ qreal y = contentsRect().y() + (contentsRect().height() - _layout.boundingRect().height()) / 2;
+ _layout.draw(&painter, QPointF(contentsRect().x(), y), _extraLayoutList);
+}
+
+int StyledLabel::posToCursor(const QPointF &pos) {
+ if(pos.y() < 0 || pos.y() > height())
+ return -1;
+
+ for(int l = _layout.lineCount() - 1; l >= 0; l--) {
+ QTextLine line = _layout.lineAt(l);
+ if(pos.y() >= line.y()) {
+ return line.xToCursor(pos.x(), QTextLine::CursorOnCharacter);
+ }
+ }
+ return -1;
+}
+
+void StyledLabel::mouseMoveEvent(QMouseEvent *event) {
+ if(event->buttons() == Qt::NoButton) {
+ Clickable click = _clickables.atCursorPos(posToCursor(event->posF()));
+ if(click.isValid())
+ setHoverMode(click.start(), click.length());
+ else
+ endHoverMode();
+ }
}
+
+void StyledLabel::enterEvent(QEvent *) {
+ if(resizeMode() == ResizeOnHover)
+ setWrapMode(QTextOption::WrapAtWordBoundaryOrAnywhere);
+}
+
+void StyledLabel::leaveEvent(QEvent *) {
+ endHoverMode();
+ if(resizeMode() == ResizeOnHover)
+ setWrapMode(QTextOption::NoWrap);
+}
+
+void StyledLabel::mousePressEvent(QMouseEvent *event) {
+ if(event->button() == Qt::LeftButton) {
+ Clickable click = _clickables.atCursorPos(posToCursor(event->posF()));
+ if(click.isValid())
+ emit clickableActivated(click);
+ }
+}
+
+void StyledLabel::setHoverMode(int start, int length) {
+ if(_extraLayoutList.count() >= 1 && _extraLayoutList.first().start == start && _extraLayoutList.first().length == length)
+ return;
+
+ QTextLayout::FormatRange range;
+ range.start = start;
+ range.length = length;
+ range.format.setFontUnderline(true);
+ _extraLayoutList.clear();
+ _extraLayoutList << range;
+
+ setCursor(Qt::PointingHandCursor);
+ update();
+}
+
+void StyledLabel::endHoverMode() {
+ _extraLayoutList.clear();
+ setCursor(Qt::ArrowCursor);
+ update();
+}
+