diff options
Diffstat (limited to 'src/urlbar.cpp')
| -rw-r--r-- | src/urlbar.cpp | 240 |
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; +} |