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Diffstat (limited to 'examples/webenginewidgets/demobrowser/urllineedit.cpp')
| -rw-r--r-- | examples/webenginewidgets/demobrowser/urllineedit.cpp | 345 |
1 files changed, 0 insertions, 345 deletions
diff --git a/examples/webenginewidgets/demobrowser/urllineedit.cpp b/examples/webenginewidgets/demobrowser/urllineedit.cpp deleted file mode 100644 index 8203e4f0f..000000000 --- a/examples/webenginewidgets/demobrowser/urllineedit.cpp +++ /dev/null @@ -1,345 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the demonstration applications of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "urllineedit.h" - -#include "browserapplication.h" -#include "searchlineedit.h" -#include "webview.h" - -#include <QtCore/QEvent> -#include <QtCore/QMimeData> - -#include <QtWidgets/QApplication> -#include <QtWidgets/QCompleter> -#include <QtGui/QFocusEvent> -#include <QtWidgets/QHBoxLayout> -#include <QtWidgets/QLabel> -#include <QtWidgets/QLineEdit> -#include <QtGui/QDrag> -#include <QtGui/QPainter> -#include <QtWidgets/QStyle> -#include <QtWidgets/QStyleOptionFrame> - -#include <QtCore/QDebug> - -ExLineEdit::ExLineEdit(QWidget *parent) - : QWidget(parent) - , m_leftWidget(0) - , m_lineEdit(new QLineEdit(this)) - , m_clearButton(0) -{ - setFocusPolicy(m_lineEdit->focusPolicy()); - setAttribute(Qt::WA_InputMethodEnabled); - setSizePolicy(m_lineEdit->sizePolicy()); - setBackgroundRole(m_lineEdit->backgroundRole()); - setMouseTracking(true); - setAcceptDrops(true); - setAttribute(Qt::WA_MacShowFocusRect, true); - QPalette p = m_lineEdit->palette(); - setPalette(p); - - // line edit - m_lineEdit->setFrame(false); - m_lineEdit->setFocusProxy(this); - m_lineEdit->setAttribute(Qt::WA_MacShowFocusRect, false); - QPalette clearPalette = m_lineEdit->palette(); - clearPalette.setBrush(QPalette::Base, QBrush(Qt::transparent)); - m_lineEdit->setPalette(clearPalette); - - // clearButton - m_clearButton = new ClearButton(this); - connect(m_clearButton, SIGNAL(clicked()), - m_lineEdit, SLOT(clear())); - connect(m_lineEdit, SIGNAL(textChanged(QString)), - m_clearButton, SLOT(textChanged(QString))); -} - -void ExLineEdit::setLeftWidget(QWidget *widget) -{ - m_leftWidget = widget; -} - -QWidget *ExLineEdit::leftWidget() const -{ - return m_leftWidget; -} - -void ExLineEdit::resizeEvent(QResizeEvent *event) -{ - Q_ASSERT(m_leftWidget); - updateGeometries(); - QWidget::resizeEvent(event); -} - -void ExLineEdit::updateGeometries() -{ - QStyleOptionFrame panel; - initStyleOption(&panel); - QRect rect = style()->subElementRect(QStyle::SE_LineEditContents, &panel, this); - - int height = rect.height(); - int width = rect.width(); - - int m_leftWidgetHeight = m_leftWidget->height(); - m_leftWidget->setGeometry(rect.x() + 2, rect.y() + (height - m_leftWidgetHeight)/2, - m_leftWidget->width(), m_leftWidget->height()); - - int clearButtonWidth = this->height(); - m_lineEdit->setGeometry(m_leftWidget->x() + m_leftWidget->width(), 0, - width - clearButtonWidth - m_leftWidget->width(), this->height()); - - m_clearButton->setGeometry(this->width() - clearButtonWidth, 0, - clearButtonWidth, this->height()); -} - -void ExLineEdit::initStyleOption(QStyleOptionFrame *option) const -{ - option->initFrom(this); - option->rect = contentsRect(); - option->lineWidth = style()->pixelMetric(QStyle::PM_DefaultFrameWidth, option, this); - option->midLineWidth = 0; - option->state |= QStyle::State_Sunken; - if (m_lineEdit->isReadOnly()) - option->state |= QStyle::State_ReadOnly; -#ifdef QT_KEYPAD_NAVIGATION - if (hasEditFocus()) - option->state |= QStyle::State_HasEditFocus; -#endif - option->features = QStyleOptionFrame::None; -} - -QSize ExLineEdit::sizeHint() const -{ - m_lineEdit->setFrame(true); - QSize size = m_lineEdit->sizeHint(); - m_lineEdit->setFrame(false); - return size; -} - -void ExLineEdit::focusInEvent(QFocusEvent *event) -{ - m_lineEdit->event(event); - QWidget::focusInEvent(event); -} - -void ExLineEdit::focusOutEvent(QFocusEvent *event) -{ - m_lineEdit->event(event); - - if (m_lineEdit->completer()) { - connect(m_lineEdit->completer(), SIGNAL(activated(QString)), - m_lineEdit, SLOT(setText(QString))); - connect(m_lineEdit->completer(), SIGNAL(highlighted(QString)), - m_lineEdit, SLOT(_q_completionHighlighted(QString))); - } - QWidget::focusOutEvent(event); -} - -void ExLineEdit::keyPressEvent(QKeyEvent *event) -{ - m_lineEdit->event(event); -} - -bool ExLineEdit::event(QEvent *event) -{ - if (event->type() == QEvent::ShortcutOverride) - return m_lineEdit->event(event); - return QWidget::event(event); -} - -void ExLineEdit::paintEvent(QPaintEvent *) -{ - QPainter p(this); - QStyleOptionFrame panel; - initStyleOption(&panel); - style()->drawPrimitive(QStyle::PE_PanelLineEdit, &panel, &p, this); -} - -QVariant ExLineEdit::inputMethodQuery(Qt::InputMethodQuery property) const -{ - return m_lineEdit->inputMethodQuery(property); -} - -void ExLineEdit::inputMethodEvent(QInputMethodEvent *e) -{ - m_lineEdit->event(e); -} - - -class UrlIconLabel : public QLabel -{ - -public: - UrlIconLabel(QWidget *parent); - - WebView *m_webView; - -protected: - void mousePressEvent(QMouseEvent *event); - void mouseMoveEvent(QMouseEvent *event); - -private: - QPoint m_dragStartPos; - -}; - -UrlIconLabel::UrlIconLabel(QWidget *parent) - : QLabel(parent) - , m_webView(0) -{ - setMinimumWidth(16); - setMinimumHeight(16); -} - -void UrlIconLabel::mousePressEvent(QMouseEvent *event) -{ - if (event->button() == Qt::LeftButton) - m_dragStartPos = event->pos(); - QLabel::mousePressEvent(event); -} - -void UrlIconLabel::mouseMoveEvent(QMouseEvent *event) -{ - if (event->buttons() == Qt::LeftButton - && (event->pos() - m_dragStartPos).manhattanLength() > QApplication::startDragDistance() - && m_webView) { - QDrag *drag = new QDrag(this); - QMimeData *mimeData = new QMimeData; - mimeData->setText(QString::fromUtf8(m_webView->url().toEncoded())); - QList<QUrl> urls; - urls.append(m_webView->url()); - mimeData->setUrls(urls); - drag->setMimeData(mimeData); - drag->exec(); - } -} - -UrlLineEdit::UrlLineEdit(QWidget *parent) - : ExLineEdit(parent) - , m_webView(0) - , m_iconLabel(0) -{ - // icon - m_iconLabel = new UrlIconLabel(this); - m_iconLabel->resize(16, 16); - setLeftWidget(m_iconLabel); - m_defaultBaseColor = palette().color(QPalette::Base); -} - -void UrlLineEdit::setWebView(WebView *webView) -{ - Q_ASSERT(!m_webView); - m_webView = webView; - m_iconLabel->m_webView = webView; - connect(webView, SIGNAL(urlChanged(QUrl)), - this, SLOT(webViewUrlChanged(QUrl))); - connect(webView, SIGNAL(iconChanged(QIcon)), - this, SLOT(webViewIconChanged(QIcon))); - connect(webView, SIGNAL(loadProgress(int)), - this, SLOT(update())); -} - -void UrlLineEdit::webViewUrlChanged(const QUrl &url) -{ - m_lineEdit->setText(QString::fromUtf8(url.toEncoded())); - m_lineEdit->setCursorPosition(0); -} - -void UrlLineEdit::webViewIconChanged(const QIcon &icon) -{ - Q_ASSERT(m_webView); - m_iconLabel->setPixmap(icon.pixmap(16, 16)); -} - -QLinearGradient UrlLineEdit::generateGradient(const QColor &color) const -{ - QLinearGradient gradient(0, 0, 0, height()); - gradient.setColorAt(0, m_defaultBaseColor); - gradient.setColorAt(0.15, color.lighter(120)); - gradient.setColorAt(0.5, color); - gradient.setColorAt(0.85, color.lighter(120)); - gradient.setColorAt(1, m_defaultBaseColor); - return gradient; -} - -void UrlLineEdit::focusOutEvent(QFocusEvent *event) -{ - if (m_lineEdit->text().isEmpty() && m_webView) - m_lineEdit->setText(QString::fromUtf8(m_webView->url().toEncoded())); - ExLineEdit::focusOutEvent(event); -} - -void UrlLineEdit::paintEvent(QPaintEvent *event) -{ - QPalette p = palette(); - if (m_webView && m_webView->url().scheme() == QLatin1String("https")) { - QColor lightYellow(248, 248, 210); - p.setBrush(QPalette::Base, generateGradient(lightYellow)); - } else { - p.setBrush(QPalette::Base, m_defaultBaseColor); - } - setPalette(p); - ExLineEdit::paintEvent(event); - - QPainter painter(this); - QStyleOptionFrame panel; - initStyleOption(&panel); - QRect backgroundRect = style()->subElementRect(QStyle::SE_LineEditContents, &panel, this); - if (m_webView && !hasFocus()) { - int progress = m_webView->progress(); - QColor loadingColor = QColor(116, 192, 250); - painter.setBrush(generateGradient(loadingColor)); - painter.setPen(Qt::transparent); - int mid = backgroundRect.width() / 100.0f * progress; - QRect progressRect(backgroundRect.x(), backgroundRect.y(), mid, backgroundRect.height()); - painter.drawRect(progressRect); - } -} |