#include <QPainter>
#include <QPalette>
#include <QTextLayout>
-#ifdef HAVE_WEBKIT
-#include <QWebView>
-#endif
-#include <QGraphicsProxyWidget>
#include "chatitem.h"
#include "chatlinemodel.h"
setCursor(Qt::ArrowCursor);
privateData()->currentClickable = Clickable();
}
-#ifdef HAVE_WEBKIT
clearWebPreview();
-#endif
update();
}
}
if(idx >= click.start && idx < click.start + click.length) {
if(click.type == Clickable::Url) {
onClickable = true;
-#ifdef HAVE_WEBKIT
showWebPreview(click);
-#endif
} 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();
}
-#ifdef HAVE_WEBKIT
void ContentsChatItem::showWebPreview(const Clickable &click) {
+#ifdef HAVE_WEBKIT
if(!hasLayout())
updateLayout();
qreal width = line.cursorToX(click.start + click.length) - x;
qreal height = line.height();
qreal y = height * line.lineNumber();
- QRectF urlRect(x, y, width, height);
+
+ 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;
- privateData()->loadWebPreview(url, urlRect);
+ chatScene()->loadWebPreview(this, url, urlRect);
+#endif
}
void ContentsChatItem::clearWebPreview() {
- if(hasLayout())
- privateData()->clearWebPreview();
-}
-#endif
-
-// ****************************************
-// ContentsChatItemPrivate
-// ****************************************
#ifdef HAVE_WEBKIT
-ContentsChatItemPrivate::~ContentsChatItemPrivate() {
- clearWebPreview();
-}
-
-void ContentsChatItemPrivate::loadWebPreview(const QString &url, const QRectF &urlRect) {
- if(url != previewUrl) {
- previewUrl = url;
- // load a new web view and delete the old one (if exists)
- if(previewItem) {
- contentsItem->scene()->removeItem(previewItem);
- delete previewItem;
- }
- QWebView *view = new QWebView;
- view->load(url);
- previewItem = new ContentsChatItemPrivate::PreviewItem(view);
- contentsItem->scene()->addItem(previewItem);
- }
- if(urlRect != previewUrlRect) {
- previewUrlRect = urlRect;
- QPointF sPos = contentsItem->scenePos();
- qreal previewY = sPos.y() + urlRect.y() + urlRect.height(); // bottom of url;
- qreal previewX = sPos.x() + urlRect.x();
- if(previewY + previewItem->boundingRect().height() > contentsItem->scene()->sceneRect().bottom())
- previewY = sPos.y() + urlRect.y() - previewItem->boundingRect().height();
-
- if(previewX + previewItem->boundingRect().width() > contentsItem->scene()->sceneRect().width())
- previewX = contentsItem->scene()->sceneRect().right() - previewItem->boundingRect().width();
-
- previewItem->setPos(previewX, previewY);
- }
-}
-
-void ContentsChatItemPrivate::clearWebPreview() {
- if(previewItem) {
- contentsItem->scene()->removeItem(previewItem);
- delete previewItem;
- previewItem = 0;
- }
- previewUrl = QString();
- previewUrlRect = QRectF();
-}
-
-ContentsChatItemPrivate::PreviewItem::PreviewItem(QWebView *webView)
- : QGraphicsItem(0), // needs to be a top level item as we otherwise cannot guarantee that it's on top of other chatlines
- _boundingRect(0, 0, 400, 300)
-{
- qreal frameWidth = 5;
- webView->resize(1000, 750);
- QGraphicsProxyWidget *proxyItem = new QGraphicsProxyWidget(this);
- proxyItem->setWidget(webView);
- proxyItem->setAcceptHoverEvents(false);
-
- qreal xScale = (_boundingRect.width() - 2 * frameWidth) / webView->width();
- qreal yScale = (_boundingRect.height() - 2 * frameWidth) / webView->height();
- proxyItem->scale(xScale, yScale);
- proxyItem->setPos(frameWidth, frameWidth);
-
- setZValue(30);
-}
-
-void ContentsChatItemPrivate::PreviewItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) {
- Q_UNUSED(option); Q_UNUSED(widget);
- painter->setClipRect(boundingRect());
- painter->setPen(QPen(Qt::black, 5));
- painter->setBrush(Qt::black);
- painter->setRenderHints(QPainter::Antialiasing);
- painter->drawRoundedRect(boundingRect(), 10, 10);
-
- painter->setPen(QPen(Qt::green));
- QString text = QString::number(zValue());
- painter->drawText(_boundingRect.center(), text);
+ chatScene()->clearWebPreview(this);
+#endif
}
-#endif // #ifdef HAVE_WEBKIT
/*************************************************************************************************/
void showWebPreview(const Clickable &click);
void clearWebPreview();
-
+
// WARNING: setGeometry and setHeight should not be used without either:
// a) calling prepareGeometryChange() immediately before setColumns()
// b) calling Chatline::setPos() immediately afterwards
ContentsChatItem::Clickable currentClickable;
bool hasDragged;
-#ifndef HAVE_WEBKIT
ContentsChatItemPrivate(QTextLayout *l, const QList<ContentsChatItem::Clickable> &c, ContentsChatItem *parent) : ChatItemPrivate(l), contentsItem(parent), clickables(c), hasDragged(false) {}
-#else
- ContentsChatItemPrivate(QTextLayout *l, const QList<ContentsChatItem::Clickable> &c, ContentsChatItem *parent) : ChatItemPrivate(l), contentsItem(parent), clickables(c), hasDragged(false), previewItem(0) {}
- ~ContentsChatItemPrivate();
-
- void loadWebPreview(const QString &url, const QRectF &urlRect);
- void clearWebPreview();
-
-private:
- class PreviewItem;
- PreviewItem *previewItem;
- QString previewUrl;
- QRectF previewUrlRect;
-#endif //#ifndef HAVE_WEBKIT
};
-#ifdef HAVE_WEBKIT
-class QWebView;
-class ContentsChatItemPrivate::PreviewItem : public QGraphicsItem {
-public:
- PreviewItem(QWebView *webView);
- virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
- virtual inline QRectF boundingRect() const { return _boundingRect; }
-
-private:
- QRectF _boundingRect;
-};
-#endif //#ifdef HAVE_WEBKIT
//inlines regarding ContentsChatItemPrivate
ContentsChatItemPrivate *ContentsChatItem::privateData() const { return (ContentsChatItemPrivate *)ChatItem::privateData(); }
#include "qtui.h"
#include "qtuistyle.h"
#include "chatviewsettings.h"
+#include "webpreviewitem.h"
const qreal minContentsWidth = 200;
void ChatScene::rowsInserted(const QModelIndex &index, int start, int end) {
Q_UNUSED(index);
+
+ clearWebPreview();
+
qreal h = 0;
qreal y = _sceneRect.y();
qreal width = _sceneRect.width();
void ChatScene::rowsAboutToBeRemoved(const QModelIndex &parent, int start, int end) {
Q_UNUSED(parent);
+ clearWebPreview();
+
qreal h = 0; // total height of removed items;
bool atTop = (start == 0);
_sceneRect = rect;
setSceneRect(rect);
}
+
+
+void ChatScene::loadWebPreview(ChatItem *parentItem, const QString &url, const QRectF &urlRect) {
+ if(webPreview.parentItem != parentItem)
+ webPreview.parentItem = parentItem;
+
+ if(webPreview.url != url) {
+ webPreview.url = url;
+ // load a new web view and delete the old one (if exists)
+ if(webPreview.previewItem) {
+ removeItem(webPreview.previewItem);
+ delete webPreview.previewItem;
+ }
+ webPreview.previewItem = new WebPreviewItem(url);
+ addItem(webPreview.previewItem);
+ }
+ if(webPreview.urlRect != urlRect) {
+ webPreview.urlRect = urlRect;
+ qreal previewY = urlRect.bottom();
+ qreal previewX = urlRect.x();
+ if(previewY + webPreview.previewItem->boundingRect().height() > sceneRect().bottom())
+ previewY = urlRect.y() - webPreview.previewItem->boundingRect().height();
+
+ if(previewX + webPreview.previewItem->boundingRect().width() > sceneRect().width())
+ previewX = sceneRect().right() - webPreview.previewItem->boundingRect().width();
+
+ webPreview.previewItem->setPos(previewX, previewY);
+ }
+}
+
+void ChatScene::clearWebPreview(ChatItem *parentItem) {
+ if(parentItem == 0 || webPreview.parentItem == parentItem) {
+ if(webPreview.previewItem) {
+ removeItem(webPreview.previewItem);
+ delete webPreview.previewItem;
+ webPreview.previewItem = 0;
+ }
+ webPreview.parentItem = 0;
+ webPreview.url = QString();
+ webPreview.urlRect = QRectF();
+ }
+}