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/* $Id$ */
/** @file
* VBox Qt GUI - UIChooserSearchWidget class implementation.
*/
/*
* Copyright (C) 2012-2022 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* 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, in version 3 of the
* License.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <https://www.gnu.org/licenses>.
*
* SPDX-License-Identifier: GPL-3.0-only
*/
/* Qt includes: */
#include <QStyle>
#include <QVBoxLayout>
/* GUI includes: */
#include "QILineEdit.h"
#include "QIToolButton.h"
#include "UIChooserDefs.h"
#include "UIChooserSearchWidget.h"
#include "UIIconPool.h"
#include "UISearchLineEdit.h"
UIChooserSearchWidget::UIChooserSearchWidget(QWidget *pParent)
: QIWithRetranslateUI<QWidget>(pParent)
, m_pLineEdit(0)
, m_pMainLayout(0)
, m_pScrollToNextMatchButton(0)
, m_pScrollToPreviousMatchButton(0)
, m_pCloseButton(0)
{
/* Have a background. In some cases having no background causes strange artefacts in Cinnamon themes: */
setAutoFillBackground(true);
prepareWidgets();
prepareConnections();
retranslateUi();
}
void UIChooserSearchWidget::setMatchCount(int iMatchCount)
{
if (!m_pLineEdit)
return;
m_pLineEdit->setMatchCount(iMatchCount);
}
void UIChooserSearchWidget::setScroolToIndex(int iScrollToIndex)
{
if (!m_pLineEdit)
return;
m_pLineEdit->setScrollToIndex(iScrollToIndex);
}
void UIChooserSearchWidget::appendToSearchString(const QString &strSearchText)
{
if (!m_pLineEdit)
return;
m_pLineEdit->setText(m_pLineEdit->text().append(strSearchText));
}
void UIChooserSearchWidget::redoSearch()
{
if (!m_pLineEdit)
return;
sltHandleSearchTermChange(m_pLineEdit->text());
}
void UIChooserSearchWidget::prepareWidgets()
{
m_pMainLayout = new QHBoxLayout;
if (!m_pMainLayout)
return;
#ifdef VBOX_WS_MAC
m_pMainLayout->setContentsMargins(0, 5, 0, 5);
m_pMainLayout->setSpacing(2);
#else
m_pMainLayout->setContentsMargins(qApp->style()->pixelMetric(QStyle::PM_LayoutLeftMargin) / 2,
qApp->style()->pixelMetric(QStyle::PM_LayoutTopMargin) / 4,
qApp->style()->pixelMetric(QStyle::PM_LayoutRightMargin) / 2,
qApp->style()->pixelMetric(QStyle::PM_LayoutBottomMargin) / 4);
m_pMainLayout->setSpacing(qApp->style()->pixelMetric(QStyle::PM_LayoutHorizontalSpacing) / 2);
#endif
m_pCloseButton = new QIToolButton;
if (m_pCloseButton)
{
m_pCloseButton->setIcon(UIIconPool::iconSet(":/close_16px.png"));
m_pMainLayout->addWidget(m_pCloseButton, 0, Qt::AlignLeft);
}
m_pLineEdit = new UISearchLineEdit;
if (m_pLineEdit)
{
m_pMainLayout->addWidget(m_pLineEdit);
m_pLineEdit->installEventFilter(this);
setFocusProxy(m_pLineEdit);
}
m_pScrollToPreviousMatchButton = new QIToolButton;
if (m_pScrollToPreviousMatchButton)
{
m_pScrollToPreviousMatchButton->setIcon(UIIconPool::iconSet(":/log_viewer_search_backward_16px.png",
":/log_viewer_search_backward_disabled_16px.png"));
m_pMainLayout->addWidget(m_pScrollToPreviousMatchButton);
}
m_pScrollToNextMatchButton = new QIToolButton;
if (m_pScrollToNextMatchButton)
{
m_pScrollToNextMatchButton->setIcon(UIIconPool::iconSet(":/log_viewer_search_forward_16px.png",
":/log_viewer_search_forward_disabled_16px.png"));
m_pMainLayout->addWidget(m_pScrollToNextMatchButton);
}
setLayout(m_pMainLayout);
}
void UIChooserSearchWidget::prepareConnections()
{
if (m_pLineEdit)
connect(m_pLineEdit, &QILineEdit::textChanged, this, &UIChooserSearchWidget::sltHandleSearchTermChange);
if (m_pCloseButton)
connect(m_pCloseButton, &QIToolButton::clicked, this, &UIChooserSearchWidget::sltHandleCloseButtonClick);
if (m_pScrollToPreviousMatchButton)
connect(m_pScrollToPreviousMatchButton, &QIToolButton::clicked, this, &UIChooserSearchWidget::sltHandleScroolToButtonClick);
if (m_pScrollToNextMatchButton)
connect(m_pScrollToNextMatchButton, &QIToolButton::clicked, this, &UIChooserSearchWidget::sltHandleScroolToButtonClick);
}
void UIChooserSearchWidget::showEvent(QShowEvent *pEvent)
{
Q_UNUSED(pEvent);
if (m_pLineEdit)
m_pLineEdit->setFocus();
}
void UIChooserSearchWidget::hideEvent(QHideEvent *pEvent)
{
Q_UNUSED(pEvent);
if (m_pLineEdit)
m_pLineEdit->clear();
}
void UIChooserSearchWidget::retranslateUi()
{
if (m_pScrollToNextMatchButton)
m_pScrollToNextMatchButton->setToolTip(tr("Navigate to the next item among the search results"));
if (m_pScrollToPreviousMatchButton)
m_pScrollToPreviousMatchButton->setToolTip(tr("Navigate to the previous item among the search results"));
if (m_pLineEdit)
m_pLineEdit->setToolTip(tr("Enter a search term to be used during virtual machine search"));
if (m_pCloseButton)
m_pCloseButton->setToolTip(tr("Close the search widget"));
}
bool UIChooserSearchWidget::eventFilter(QObject *pWatched, QEvent *pEvent)
{
/* Handle KeyPress events for m_pLineEdit only: */
if ( pWatched == m_pLineEdit
&& pEvent->type() == QEvent::KeyPress)
{
QKeyEvent *pKeyEvent = dynamic_cast<QKeyEvent*>(pEvent);
if (pKeyEvent)
{
if (pKeyEvent->key() == Qt::Key_Escape)
{
emit sigToggleVisibility(false);
return true;
}
else if (pKeyEvent->key() == Qt::Key_Up || pKeyEvent->key() == Qt::Key_Down)
{
emit sigScrollToMatch(pKeyEvent->key() == Qt::Key_Down);
return true;
}
}
}
/* Call to base-class: */
return QIWithRetranslateUI<QWidget>::eventFilter(pWatched, pEvent);
}
void UIChooserSearchWidget::sltHandleSearchTermChange(const QString &strSearchTerm)
{
if (strSearchTerm.isEmpty())
{
emit sigToggleVisibility(false);
return;
}
emit sigRedoSearch(strSearchTerm, UIChooserItemSearchFlag_Machine);
}
void UIChooserSearchWidget::sltHandleScroolToButtonClick()
{
if (sender() == m_pScrollToNextMatchButton)
emit sigScrollToMatch(true);
else if (sender() == m_pScrollToPreviousMatchButton)
emit sigScrollToMatch(false);
}
void UIChooserSearchWidget::sltHandleCloseButtonClick()
{
emit sigToggleVisibility(false);
}
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