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* add setPage that mimics the setPage in QWebView

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* allow d->page to be NULL

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=793424
This commit is contained in:
Aaron J. Seigo 2008-04-03 23:35:41 +00:00
parent a8de881058
commit f5a28bd5d7
2 changed files with 108 additions and 13 deletions
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112
widgets/webcontent.cpp
View File

@ -25,11 +25,11 @@
#include <QtGui/QKeyEvent>
#include <QtGui/QStyleOptionGraphicsItem>
#include <QtWebKit/QWebFrame>
#include <QtWebKit/QWebPage>
#include <KDE/KDebug>
#include "webcontent.h"
#include "webpage.h"
#include "plasma/widgets/webcontent.h"
namespace Plasma
{
@ -37,7 +37,7 @@ namespace Plasma
class WebContent::Private
{
public:
WebPage *page;
QWebPage *page;
bool loaded;
};
@ -46,9 +46,7 @@ WebContent::WebContent(QGraphicsItem *parent , QObject *parentObject)
d(new Private)
{
d->loaded = false;
d->page = new WebPage(this);
connect(d->page, SIGNAL(loadProgress(int)), this, SIGNAL(loadProgress(int)));
connect(d->page->mainFrame(), SIGNAL(loadDone(bool)), this, SLOT(loadingComplete(bool)));
setPage(new QWebPage(this));
}
WebContent::~WebContent()
@ -58,24 +56,46 @@ WebContent::~WebContent()
void WebContent::setUrl(const QUrl &url)
{
d->loaded = false;
d->page->mainFrame()->load(url);
if (d->page) {
d->page->mainFrame()->load(url);
}
}
void WebContent::setHtml(const QByteArray &html, const QUrl &baseUrl)
{
d->loaded = false;
d->page->mainFrame()->setHtml(html, baseUrl);
if (d->page) {
d->page->mainFrame()->setHtml(html, baseUrl);
}
}
QSizeF WebContent::sizeHint() const
{
if (d->loaded) {
if (d->loaded && d->page) {
return d->page->mainFrame()->contentsSize();
}
return Widget::sizeHint();
}
void WebContent::setPage(QWebPage *page)
{
if (page == d->page) {
return;
}
if (d->page && d->page->parent() == this) {
delete d->page;
}
d->page = page;
if (d->page) {
connect(d->page, SIGNAL(loadProgress(int)), this, SIGNAL(loadProgress(int)));
connect(d->page->mainFrame(), SIGNAL(loadDone(bool)), this, SLOT(loadingComplete(bool)));
}
}
QWebPage* WebContent::page() const
{
return d->page;
@ -83,14 +103,14 @@ QWebPage* WebContent::page() const
QWebFrame* WebContent::mainFrame() const
{
return d->page->mainFrame();
return d->page ? d->page->mainFrame() : 0;
}
void WebContent::paintWidget(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(widget)
if (d->loaded) {
if (d->loaded && d->page) {
//kDebug() << "painting page";
d->page->mainFrame()->render(painter, option->rect);
}
@ -98,6 +118,11 @@ void WebContent::paintWidget(QPainter *painter, const QStyleOptionGraphicsItem *
void WebContent::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
{
if (!d->page) {
Widget::mouseMoveEvent(event);
return;
}
QMouseEvent me(QEvent::MouseMove, event->pos().toPoint(), event->button(),
event->buttons(), event->modifiers());
d->page->event(&me);
@ -108,6 +133,11 @@ void WebContent::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
void WebContent::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
if (!d->page) {
Widget::mousePressEvent(event);
return;
}
QMouseEvent me(QEvent::MouseButtonPress, event->pos().toPoint(), event->button(),
event->buttons(), event->modifiers());
d->page->event(&me);
@ -118,6 +148,11 @@ void WebContent::mousePressEvent(QGraphicsSceneMouseEvent *event)
void WebContent::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event)
{
if (!d->page) {
Widget::mouseDoubleClickEvent(event);
return;
}
QMouseEvent me(QEvent::MouseButtonDblClick, event->pos().toPoint(), event->button(),
event->buttons(), event->modifiers());
d->page->event(&me);
@ -128,6 +163,11 @@ void WebContent::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event)
void WebContent::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
{
if (!d->page) {
Widget::mouseReleaseEvent(event);
return;
}
QMouseEvent me(QEvent::MouseButtonRelease, event->pos().toPoint(), event->button(),
event->buttons(), event->modifiers());
d->page->event(&me);
@ -138,6 +178,11 @@ void WebContent::mouseReleaseEvent(QGraphicsSceneMouseEvent *event)
void WebContent::contextMenuEvent(QGraphicsSceneContextMenuEvent *event)
{
if (!d->page) {
Widget::contextMenuEvent(event);
return;
}
QContextMenuEvent ce(static_cast<QContextMenuEvent::Reason>(event->reason()),
event->pos().toPoint(), event->screenPos());
d->page->event(&ce);
@ -148,6 +193,11 @@ void WebContent::contextMenuEvent(QGraphicsSceneContextMenuEvent *event)
void WebContent::wheelEvent(QGraphicsSceneWheelEvent *event)
{
if (!d->page) {
Widget::wheelEvent(event);
return;
}
QWheelEvent we(event->pos().toPoint(), event->delta(), event->buttons(),
event->modifiers(), event->orientation());
@ -162,6 +212,11 @@ void WebContent::wheelEvent(QGraphicsSceneWheelEvent *event)
void WebContent::keyPressEvent(QKeyEvent * event)
{
if (!d->page) {
Widget::keyPressEvent(event);
return;
}
d->page->event(event);
if (!event->isAccepted()) {
@ -171,6 +226,11 @@ void WebContent::keyPressEvent(QKeyEvent * event)
void WebContent::keyReleaseEvent(QKeyEvent * event)
{
if (!d->page) {
Widget::keyReleaseEvent(event);
return;
}
d->page->event(event);
if (!event->isAccepted()) {
@ -180,18 +240,29 @@ void WebContent::keyReleaseEvent(QKeyEvent * event)
void WebContent::focusInEvent(QFocusEvent * event)
{
d->page->event(event);
if (d->page) {
d->page->event(event);
}
Widget::focusInEvent(event);
}
void WebContent::focusOutEvent(QFocusEvent * event)
{
d->page->event(event);
if (d->page) {
d->page->event(event);
}
Widget::focusOutEvent(event);
}
void WebContent::dragEnterEvent(QGraphicsSceneDragDropEvent * event)
{
if (!d->page) {
Widget::dragEnterEvent(event);
return;
}
QDragEnterEvent de(event->pos().toPoint(), event->possibleActions(), event->mimeData(),
event->buttons(), event->modifiers());
d->page->event(&de);
@ -203,6 +274,11 @@ void WebContent::dragEnterEvent(QGraphicsSceneDragDropEvent * event)
void WebContent::dragLeaveEvent(QGraphicsSceneDragDropEvent * event)
{
if (!d->page) {
Widget::dragLeaveEvent(event);
return;
}
QDragLeaveEvent de;
d->page->event(&de);
@ -213,6 +289,11 @@ void WebContent::dragLeaveEvent(QGraphicsSceneDragDropEvent * event)
void WebContent::dragMoveEvent(QGraphicsSceneDragDropEvent * event)
{
if (!d->page) {
Widget::dragMoveEvent(event);
return;
}
// Ok, so the docs say "don't make a QDragMoveEvent yourself" but we're just
// replicating it here, not really creating a new one. hopefully we get away with it ;)
QDragMoveEvent de(event->pos().toPoint(), event->possibleActions(), event->mimeData(),
@ -226,6 +307,11 @@ void WebContent::dragMoveEvent(QGraphicsSceneDragDropEvent * event)
void WebContent::dropEvent(QGraphicsSceneDragDropEvent * event)
{
if (!d->page) {
Widget::dropEvent(event);
return;
}
QDragMoveEvent de(event->pos().toPoint(), event->possibleActions(), event->mimeData(),
event->buttons(), event->modifiers());
d->page->event(&de);

9
widgets/webcontent.h
View File

@ -61,6 +61,15 @@ class WebContent : public Widget
*/
QSizeF sizeHint() const;
/**
* Sets the page to use in this item. The owner of the webpage remains,
* however if this WebContent object is the owner of the current page,
* then the current page is deleted
*
* @param page the page to set in this view
*/
void setPage(QWebPage *page);
/**
* The QWebPage associated with this item. Useful when more
* of the features of the full QWebPage object need to be accessed.