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, 240 insertions, 0 deletions

diff --git a/src/urlbar.cpp b/src/urlbar.cpp
new file mode 100644
index 00000000..29eaed70
--- /dev/null
+++ b/src/urlbar.cpp
@@ -0,0 +1,240 @@
+/* ============================================================
+*
+* This file is a part of the rekonq project
+*
+* Copyright (C) 2008-2009 by Andrea Diamantini <adjam7 at gmail dot com>
+* Copyright (C) 2009 by Domrachev Alexandr <alexandr.domrachev@gmail.com>
+* Copyright (C) 2009 by Paweł Prażak <pawelprazak 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 "urlbar.h"
+#include "urlbar.moc"
+
+// Qt Includes
+#include <QtCore>
+#include <QtGui>
+
+// KDE Includes
+#include <KDebug>
+#include <KCompletionBox>
+#include <KUrl>
+
+// Local Includes
+#include "application.h"
+#include "history.h"
+#include "lineedit.h"
+#include "mainwindow.h"
+#include "webview.h"
+
+
+QColor UrlBar::s_defaultBaseColor;
+
+UrlBar::UrlBar(QWidget *parent)
+        : KHistoryComboBox(true, parent)
+        , m_lineEdit(new LineEdit)
+        , m_progress(0)
+{
+    setUrlDropsEnabled(true);
+    setAutoDeleteCompletionObject(true);
+    setMinimumWidth(180);
+
+    setTrapReturnKey(true);
+
+    setupLineEdit();
+
+    // add every item to history
+    connect(this, SIGNAL(returnPressed(const QString&)), SLOT(slotActivated(const QString&)));
+    connect(completionBox(), SIGNAL(activated(const QString&)), SLOT(slotActivated(const QString&)));
+
+    connect(this, SIGNAL(cleared()), SLOT(slotCleared()));
+
+    // setup completion box
+    completionBox()->setTabHandling(true);  // Konqueror bug #167135
+
+    // set dropdown list background
+    QPalette p = view()->palette();
+    p.setColor(QPalette::Base, palette().color(QPalette::Base));
+    view()->setPalette(p);
+
+    // set empty item with default icon
+    slotUpdateUrl();
+}
+
+
+UrlBar::~UrlBar()
+{
+}
+
+
+void UrlBar::setupLineEdit()
+{
+    // Make m_lineEdit background transparent
+    QPalette p = m_lineEdit->palette();
+    p.setColor(QPalette::Base, Qt::transparent);
+    m_lineEdit->setPalette(p);
+
+    if (!s_defaultBaseColor.isValid())
+    {
+        s_defaultBaseColor = palette().color(QPalette::Base);
+    }
+
+    setLineEdit(m_lineEdit);
+
+    // Make the lineedit consume the Qt::Key_Enter event...
+    lineEdit()->setTrapReturnKey(true);
+
+    lineEdit()->setHandleSignals(true);
+
+    // clear the URL bar
+    lineEdit()->clear();
+}
+
+
+void UrlBar::setUrl(const QUrl& url)
+{
+    if (url.isEmpty())
+        return;
+
+    m_currentUrl = url;
+    slotUpdateUrl();
+}
+
+
+void UrlBar::slotUpdateUrl()
+{
+    if (count())
+    {
+        changeUrl(0, Application::instance()->icon(m_currentUrl), m_currentUrl);
+    }
+    else
+    {
+        insertUrl(0, Application::instance()->icon(m_currentUrl), m_currentUrl);
+    }
+
+    setCurrentIndex(0);
+
+    // important security consideration: always display the beginning
+    // of the url rather than its end to prevent spoofing attempts.
+    // Must be AFTER setCurrentIndex
+    if (!hasFocus())
+    {
+        lineEdit()->setCursorPosition(0);
+    }
+}
+
+
+inline void UrlBar::slotActivated(const QString& url)
+{
+    if (url.isEmpty())
+        return;
+
+    setUrl(url);
+
+    Application::historyManager()->addHistoryEntry(url);
+
+    emit activated(m_currentUrl);
+}
+
+
+inline void UrlBar::slotCleared()
+{
+    // clear the history on user's request from context menu
+    clear();
+    Application::historyManager()->clear();
+}
+
+
+inline void UrlBar::slotLoadFinished(bool)
+{
+    // reset progress bar after small delay
+    m_progress = 0;
+    QTimer::singleShot(200, this, SLOT(repaint()));
+}
+
+
+inline void UrlBar::slotUpdateProgress(int progress)
+{
+    m_progress = progress;
+    repaint();
+}
+
+
+void UrlBar::paintEvent(QPaintEvent *event)
+{
+    // set background color of UrlBar
+    QPalette p = palette();
+    p.setColor(QPalette::Base, s_defaultBaseColor);
+    setPalette(p);
+
+    KHistoryComboBox::paintEvent(event);
+
+    if (!hasFocus())
+    {
+        QPainter painter(this);
+
+        QColor loadingColor;
+        if (m_currentUrl.scheme() == QLatin1String("https"))
+        {
+            loadingColor = QColor(248, 248, 100);
+        }
+        else
+        {
+            loadingColor = QColor(116, 192, 250);
+        }
+        painter.setBrush(generateGradient(loadingColor, height()));
+        painter.setPen(Qt::transparent);
+
+        QRect backgroundRect = lineEdit()->frameGeometry();
+        int mid = backgroundRect.width() / 100 * m_progress;
+        QRect progressRect(backgroundRect.x(), backgroundRect.y(), mid, backgroundRect.height());
+        painter.drawRect(progressRect);
+        painter.end();
+    }
+}
+
+
+void UrlBar::focusOutEvent(QFocusEvent *event)
+{
+    // set back last loaded url in case user cleared it
+    setUrl(m_currentUrl);
+
+    KHistoryComboBox::focusOutEvent(event);
+}
+
+
+QSize UrlBar::sizeHint() const
+{
+    QSize size(lineEdit()->sizeHint());
+    // make it (more or less) the same height with search bar (at least on oxygen)
+//     size.setHeight(size.height() + 2);
+    return size;
+}
+
+QLinearGradient UrlBar::generateGradient(const QColor &color, int height)
+{
+    QColor base = s_defaultBaseColor;
+    base.setAlpha(0);
+    QColor barColor = color;
+    barColor.setAlpha(200);
+    QLinearGradient gradient(0, 0, 0, height);
+    gradient.setColorAt(0, base);
+    gradient.setColorAt(0.25, barColor.lighter(120));
+    gradient.setColorAt(0.5, barColor);
+    gradient.setColorAt(0.75, barColor.lighter(120));
+    gradient.setColorAt(1, base);
+    return gradient;
+}