Importing recode (rekonq code).

I'm sorry I coudn't perform this with gitsvn or tailor..
but I cannot lose all the evening just for this.
And I need to sleep now..



git-svn-id: svn+ssh://svn.kde.org/home/kde/trunk/playground/network/rekonq@963146 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 129 insertions, 0 deletions

diff --git a/src/searchbar.cpp b/src/searchbar.cpp
new file mode 100644
index 00000000..fad35748
--- /dev/null
+++ b/src/searchbar.cpp
@@ -0,0 +1,129 @@
+/* ============================================================
+*
+* This file is a part of the rekonq project
+*
+* Copyright (C) 2008-2009 by Andrea Diamantini <adjam7 at gmail dot com>
+*
+*
+* This program is free software; you can redistribute it
+* and/or modify it under the terms of the GNU General
+* Public License as published by the Free Software Foundation;
+* either version 2, or (at your option) any later version.
+*
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* ============================================================ */
+
+
+// Self Includes
+#include "searchbar.h"
+#include "searchbar.moc"
+
+// Local Includes
+#include "application.h"
+#include "mainwindow.h"
+
+// KDE Includes
+#include <KUrl>
+
+// Qt Includes
+#include <QtCore>
+#include <QtGui>
+#include <QtNetwork>
+
+
+SearchBar::SearchBar(QWidget *parent) :
+        KLineEdit(parent)
+        , m_networkAccessManager(new QNetworkAccessManager(this))
+        , m_timer(new QTimer(this))
+{
+    setMinimumWidth(180);
+
+    setFocusPolicy(Qt::WheelFocus);
+    setMouseTracking(true);
+    setAcceptDrops(true);
+
+    QSizePolicy policy = sizePolicy();
+    setSizePolicy(QSizePolicy::Preferred, policy.verticalPolicy());
+
+    setClearButtonShown(true);
+
+    // better solution than using QPalette(s)..
+    setClickMessage(i18n("Search.."));
+
+    // setting QNetworkAccessManager..
+    connect(m_networkAccessManager, SIGNAL(finished(QNetworkReply*)), this, SLOT(handleNetworkData(QNetworkReply*)));
+
+    // setting QTimer..
+    m_timer->setSingleShot(true);
+    m_timer->setInterval(200);
+    connect(m_timer, SIGNAL(timeout()), SLOT(autoSuggest()));
+    connect(this, SIGNAL(textEdited(QString)), m_timer, SLOT(start()));
+
+    // connect searchNow slot..
+    connect(this, SIGNAL(returnPressed()) , this , SLOT(searchNow()));
+}
+
+
+SearchBar::~SearchBar()
+{
+}
+
+
+void SearchBar::searchNow()
+{
+    m_timer->stop();
+    QString searchText = text();
+
+    KUrl url(QLatin1String("http://www.google.com/search"));
+    url.addQueryItem(QLatin1String("q"), searchText);
+    url.addQueryItem(QLatin1String("ie"), QLatin1String("UTF-8"));
+    url.addQueryItem(QLatin1String("oe"), QLatin1String("UTF-8"));
+    url.addQueryItem(QLatin1String("client"), QLatin1String("rekonq"));
+    emit search(url);
+}
+
+
+void SearchBar::focusInEvent(QFocusEvent *event)
+{
+    KLineEdit::focusInEvent(event);
+    clear();
+}
+
+
+void SearchBar::autoSuggest()
+{
+    QString str = text();
+    QString url = QString("http://google.com/complete/search?output=toolbar&q=%1").arg(str);
+    m_networkAccessManager->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();
+}