void ContentsChatItem::updateLayout() {
if(!privateData()) {
- ContentsChatItemPrivate *data = new ContentsChatItemPrivate(createLayout(QTextOption::WrapAnywhere),
- findClickables());
- // data->clickables = findClickables();
+ ContentsChatItemPrivate *data = new ContentsChatItemPrivate(createLayout(QTextOption::WrapAnywhere), findClickables(), this);
setPrivateData(data);
}
}
void ContentsChatItem::endHoverMode() {
- if(privateData()->currentClickable.isValid()) {
- setCursor(Qt::ArrowCursor);
- privateData()->currentClickable = Clickable();
+ if(hasLayout()) {
+ if(privateData()->currentClickable.isValid()) {
+ setCursor(Qt::ArrowCursor);
+ privateData()->currentClickable = Clickable();
+ }
+ clearWebPreview();
update();
}
}
QString str = data(ChatLineModel::DisplayRole).toString().mid(click.start, click.length);
switch(click.type) {
case Clickable::Url:
+ if(!str.contains("://"))
+ str = "http://" + str;
QDesktopServices::openUrl(str);
break;
case Clickable::Channel:
// mouse move events always mean we're not hovering anymore...
endHoverMode();
// also, check if we have dragged the mouse
- if(!privateData()->hasDragged && event->buttons() & Qt::LeftButton
+ if(hasLayout() && !privateData()->hasDragged && event->buttons() & Qt::LeftButton
&& (event->buttonDownScreenPos(Qt::LeftButton) - event->screenPos()).manhattanLength() >= QApplication::startDragDistance())
privateData()->hasDragged = true;
ChatItem::mouseMoveEvent(event);
for(int i = 0; i < privateData()->clickables.count(); i++) {
Clickable click = privateData()->clickables.at(i);
if(idx >= click.start && idx < click.start + click.length) {
- if(click.type == Clickable::Url)
+ if(click.type == Clickable::Url) {
onClickable = true;
- else if(click.type == Clickable::Channel) {
+ showWebPreview(click);
+ } else if(click.type == Clickable::Channel) {
// TODO: don't make clickable if it's our own name
//onClickable = true; //FIXME disabled for now
}
event->accept();
}
+void ContentsChatItem::showWebPreview(const Clickable &click) {
+#ifdef HAVE_WEBKIT
+ if(!hasLayout())
+ updateLayout();
+
+ QTextLine line = layout()->lineForTextPosition(click.start);
+ qreal x = line.cursorToX(click.start);
+ qreal width = line.cursorToX(click.start + click.length) - x;
+ qreal height = line.height();
+ qreal y = height * line.lineNumber();
+
+ QPointF topLeft = scenePos() + QPointF(x, y);
+ QRectF urlRect = QRectF(topLeft.x(), topLeft.y(), width, height);
+
+ QString url = data(ChatLineModel::DisplayRole).toString().mid(click.start, click.length);
+ if(!url.contains("://"))
+ url = "http://" + url;
+ chatScene()->loadWebPreview(this, url, urlRect);
+#endif
+}
+
+void ContentsChatItem::clearWebPreview() {
+#ifdef HAVE_WEBKIT
+ chatScene()->clearWebPreview(this);
+#endif
+}
+
/*************************************************************************************************/
ContentsChatItem::WrapColumnFinder::WrapColumnFinder(ChatItem *_item)
wrapList(item->data(ChatLineModel::WrapListRole).value<ChatLineModel::WrapList>()),
wordidx(0),
lineCount(0),
- choppedTrailing(0),
- lastwrapcol(0),
- lastwrappos(0),
- width(0)
+ choppedTrailing(0)
{
}
qint16 end = wrapList.count() - 1;
// check if the whole line fits
- if(wrapList.at(end).endX <= targetWidth || start == end)
+ if(wrapList.at(end).endX <= targetWidth) // || start == end)
return -1;
+ // check if we have a very long word that needs inter word wrap
+ if(wrapList.at(start).endX > targetWidth) {
+ if(!line.isValid()) {
+ layout = item->createLayout(QTextOption::NoWrap);
+ layout->beginLayout();
+ line = layout->createLine();
+ layout->endLayout();
+ }
+ return line.xToCursor(targetWidth, QTextLine::CursorOnCharacter);
+ }
+
while(true) {
- if(start == end) {
- wordidx = start;
- if(wordidx > 0) {
- const ChatLineModel::Word &prevWord = wrapList.at(wordidx - 1);
- choppedTrailing += prevWord.trailing - (targetWidth - prevWord.endX);
- }
+ if(start + 1 == end) {
+ wordidx = end;
+ const ChatLineModel::Word &lastWord = wrapList.at(start); // the last word we were able to squeeze in
+
+ // both cases should be cought preliminary
+ Q_ASSERT(lastWord.endX <= targetWidth); // ensure that "start" really fits in
+ Q_ASSERT(end < wrapList.count()); // ensure that start isn't the last word
+
+ choppedTrailing += lastWord.trailing - (targetWidth - lastWord.endX);
return wrapList.at(wordidx).start;
}
+
qint16 pivot = (end + start) / 2;
- if(wrapList.at(pivot).endX > targetWidth && wordidx != pivot) {
+ if(wrapList.at(pivot).endX > targetWidth) {
end = pivot;
} else {
- start = pivot + 1;
+ start = pivot;
}
}
+ Q_ASSERT(false);
return -1;
}