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activefocuslogger.cpp
/*
* Copyright (C) 2015 Canonical Ltd.
*
* 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; version 3.
*
* 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 <http://www.gnu.org/licenses/>.
*/
#include "activefocuslogger.h"
#include <QQuickWindow>
ActiveFocusLogger::ActiveFocusLogger(QQuickItem *parent)
: QQuickItem(parent)
{
connect(this, &QQuickItem::windowChanged,
this, &ActiveFocusLogger::setupFilterOnWindow);
}
void ActiveFocusLogger::setupFilterOnWindow(QQuickWindow *window)
{
if (!m_window.isNull()) {
disconnect(m_window.data(), nullptr, this, nullptr);
m_window.clear();
}
if (window) {
m_window = window;
QObject::connect(window, &QQuickWindow::activeFocusItemChanged,
this, &ActiveFocusLogger::printActiveFocusInfo);
}
}
void ActiveFocusLogger::printActiveFocusInfo()
{
if (!m_window || !isEnabled()) {
return;
}
qDebug() << "============== Active focus info START ================";
if (m_window->activeFocusItem()) {
qDebug() << m_window->activeFocusItem();
qDebug() << "Ancestry:";
QQuickItem *item = m_window->activeFocusItem()->parentItem();
while (item != nullptr) {
qDebug() << item << ", isFocusScope =" << item->isFocusScope();
item = item->parentItem();
}
} else {
qDebug() << "NULL";
}
qDebug() << "============== Active focus info END ================";
}