git.iko.soy/unity8
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unity8/plugins/Utils/activefocuslogger.cpp
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1/*
2 * Copyright (C) 2015 Canonical, Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 3.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 */
17#include "activefocuslogger.h"
19#include <QQuickWindow>
21ActiveFocusLogger::ActiveFocusLogger(QQuickItem *parent)
22 : QQuickItem(parent)
24 connect(this, &QQuickItem::windowChanged,
25 this, &ActiveFocusLogger::setupFilterOnWindow);
28void ActiveFocusLogger::setupFilterOnWindow(QQuickWindow *window)
30 if (!m_window.isNull()) {
31 disconnect(m_window.data(), nullptr, this, nullptr);
32 m_window.clear();
33 }
35 if (window) {
36 m_window = window;
37 QObject::connect(window, &QQuickWindow::activeFocusItemChanged,
38 this, &ActiveFocusLogger::printActiveFocusInfo);
39 }
42void ActiveFocusLogger::printActiveFocusInfo()
44 if (!m_window || !isEnabled()) {
45 return;
46 }
48 qDebug() << "============== Active focus info START ================";
49 if (m_window->activeFocusItem()) {
50 qDebug() << m_window->activeFocusItem();
51 qDebug() << "Ancestry:";
52 QQuickItem *item = m_window->activeFocusItem()->parentItem();
53 while (item != nullptr) {
54 qDebug() << item << ", isFocusScope =" << item->isFocusScope();
55 item = item->parentItem();
56 }
57 } else {
58 qDebug() << "NULL";
59 }
60 qDebug() << "============== Active focus info END ================";