From c77009fa70847fc12e1b0dbb9826513b22d27e12 Mon Sep 17 00:00:00 2001 From: Andrea Diamantini Date: Tue, 24 Mar 2009 11:04:50 +0100 Subject: Added Google Suggest. Thanks, Ariyagit status --- src/searchbar.cpp | 54 +++++++++++++++++++++++++++++++++++++++++++++++++----- src/searchbar.h | 18 +++++++++++++----- 2 files changed, 62 insertions(+), 10 deletions(-) (limited to 'src') diff --git a/src/searchbar.cpp b/src/searchbar.cpp index 7d599bfb..80b231ac 100644 --- a/src/searchbar.cpp +++ b/src/searchbar.cpp @@ -33,6 +33,7 @@ // Qt Includes #include #include +#include SearchBar::SearchBar(QWidget *parent) : @@ -50,12 +51,20 @@ SearchBar::SearchBar(QWidget *parent) : setClearButtonShown( true ); - QPalette p; - p.setColor( QPalette::Text , Qt::lightGray ); - setPalette( p ); - setText( i18n("Search..") ); + // better solution than using QPalette(s).. + setClickMessage( i18n("Search..") ); + + // setting QNetworkAccessManager.. + netMan = new QNetworkAccessManager(this); + connect(netMan, SIGNAL(finished(QNetworkReply*)), this, SLOT(handleNetworkData(QNetworkReply*))); - connect( this, SIGNAL( returnPressed() ) , this , SLOT( searchNow() ) ); + timer = new QTimer(this); + timer->setSingleShot(true); + timer->setInterval(300); + connect(timer, SIGNAL(timeout()), SLOT(autoSuggest())); + connect(this, SIGNAL(textEdited(QString)), timer, SLOT(start())); + + connect(this, SIGNAL( returnPressed() ) , this , SLOT( searchNow() ) ); } @@ -66,6 +75,7 @@ SearchBar::~SearchBar() void SearchBar::searchNow() { + timer->stop(); QString searchText = text(); KUrl url(QLatin1String("http://www.google.com/search")); @@ -87,3 +97,37 @@ void SearchBar::focusInEvent(QFocusEvent *event) clear(); } + +void SearchBar::autoSuggest() +{ + QString str = text(); + QString url = QString("http://google.com/complete/search?output=toolbar&q=%1").arg(str); + netMan->get(QNetworkRequest(QString(url))); +} + + +void SearchBar::handleNetworkData(QNetworkReply *networkReply) +{ + QUrl url = networkReply->url(); + if (!networkReply->error()) + { + QStringList choices; + + QString response(networkReply->readAll()); + QXmlStreamReader xml(response); + while (!xml.atEnd()) + { + xml.readNext(); + if (xml.tokenType() == QXmlStreamReader::StartElement) + if (xml.name() == "suggestion") + { + QStringRef str = xml.attributes().value("data"); + choices << str.toString(); + } + } + + setCompletedItems(choices, true); + } + + networkReply->deleteLater(); +} \ No newline at end of file diff --git a/src/searchbar.h b/src/searchbar.h index 363ab35b..5ec81885 100644 --- a/src/searchbar.h +++ b/src/searchbar.h @@ -28,7 +28,9 @@ // Forward Declarations class KUrl; class QFocusEvent; - +class QTimer; +class QNetworkAccessManager; +class QNetworkReply; /** * This class defines an internet search bar. @@ -42,10 +44,13 @@ public: ~SearchBar(); public slots: -/** - * Use this slot to perform one search in one search engine - * - */ + void autoSuggest(); + void handleNetworkData(QNetworkReply *networkReply); + + /** + * Use this slot to perform one search in one search engine + * + */ void searchNow(); protected: @@ -54,6 +59,9 @@ protected: signals: void search(const KUrl &url); +private: + QTimer *timer; + QNetworkAccessManager *netMan; }; #endif -- cgit v1.2.1