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Implement topic highlighting after e.g. F1.

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Task-number: QTCREATORBUG-1765
Reviewed-by: ck
This commit is contained in:
kh1
2010-07-08 16:51:36 +02:00
parent d97284372d
commit 6a98c17147
2 changed files with 65 additions and 9 deletions
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69
src/plugins/help/helpplugin.cpp
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@@ -80,6 +80,12 @@
#include <QtHelp/QHelpEngine>
#if !defined(QT_NO_WEBKIT)
#include <QtWebKit/QWebElement>
#include <QtWebKit/QWebElementCollection>
#include <QtWebKit/QWebFrame>
#endif
using namespace Core::Constants;
using namespace Help::Internal;
@@ -691,13 +697,11 @@ void HelpPlugin::activateContext()
} else if (m_core->modeManager()->currentMode() == m_mode)
return;
QString id;
QMap<QString, QUrl> links;
// Find out what to show
QMap<QString, QUrl> links;
if (IContext *context = m_core->currentContextObject()) {
id = context->contextHelpId();
links = Core::HelpManager::instance()->linksForIdentifier(id);
m_idFromContext = context->contextHelpId();
links = Core::HelpManager::instance()->linksForIdentifier(m_idFromContext);
}
if (HelpViewer* viewer = viewerForContextMode()) {
@@ -705,16 +709,24 @@ void HelpPlugin::activateContext()
// No link found or no context object
viewer->setHtml(tr("<html><head><title>No Documentation</title>"
"</head><body><br/><center><b>%1</b><br/>No documentation "
"available.</center></body></html>").arg(id));
"available.</center></body></html>").arg(m_idFromContext));
viewer->setSource(QUrl());
} else {
const QUrl &source = *links.begin();
if (viewer->source() != source)
const QUrl &oldSource = viewer->source();
if (source != oldSource) {
viewer->stop();
viewer->setSource(source);
}
viewer->setFocus();
connect(viewer, SIGNAL(loadFinished(bool)), this,
SLOT(highlightSearchTerms()));
if (source.toString().remove(source.fragment())
== oldSource.toString().remove(oldSource.fragment())) {
highlightSearchTerms();
}
}
if (viewer != m_helpViewerForSideBar)
activateHelpMode();
}
}
@@ -822,6 +834,45 @@ void HelpPlugin::addBookmark()
manager->showBookmarkDialog(m_centralWidget, viewer->title(), url);
}
void HelpPlugin::highlightSearchTerms()
{
if (HelpViewer* viewer = viewerForContextMode()) {
disconnect(viewer, SIGNAL(loadFinished(bool)), this,
SLOT(highlightSearchTerms()));
#if !defined(QT_NO_WEBKIT)
const QString &attrValue = m_idFromContext.mid(m_idFromContext
.lastIndexOf(QChar(':')) + 1);
if (attrValue.isEmpty())
return;
const QWebElement &document = viewer->page()->mainFrame()->documentElement();
const QWebElementCollection &collection = document.findAll(QLatin1String("h3.fn a"));
const QLatin1String property("background-color");
foreach (const QWebElement &element, collection) {
const QString &name = element.attribute(QLatin1String("name"));
if (name.isEmpty())
continue;
if (m_oldAttrValue == name) {
QWebElement parent = element.parent();
parent.setStyleProperty(property, m_styleProperty);
}
if (attrValue == name) {
QWebElement parent = element.parent();
m_styleProperty = parent.styleProperty(property,
QWebElement::InlineStyle);
parent.setStyleProperty(property, QLatin1String("yellow"));
}
}
m_oldAttrValue = attrValue;
#endif
viewer->findText(m_idFromContext, 0, false, true);
}
}
void HelpPlugin::handleHelpRequest(const QUrl &url)
{
if (HelpViewer::launchWithExternalApp(url))