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// Copyright (C) 2017 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include <QtCore/QDebug>
#include <QtWidgets/QTreeWidget>
#include "mainwindow.h"
#include "ui_mainwindow.h"
#include <qsensorgesture.h>
#include <qsensorgesturemanager.h>
MainWindow::MainWindow(QWidget *parent)
: QMainWindow(parent),
ui(new Ui::MainWindow)
{
ui->setupUi(this);
//! [0]
QSensorGestureManager manager;
for (const QString &gesture : manager.gestureIds()) {
QTreeWidgetItem *gestureId = new QTreeWidgetItem(ui->treeWidget);
QStringList recognizerSignals = manager.recognizerSignals(gesture);
gestureId->setText(0,gesture);
for (int i = 0; i < recognizerSignals.count(); i++) {
QTreeWidgetItem *oneSignal = new QTreeWidgetItem(gestureId);
oneSignal->setText(0,recognizerSignals.at(i));
}
ui->treeWidget->insertTopLevelItem(0,gestureId);
}
//! [0]
ui->textEdit->setReadOnly(true);
}
MainWindow::~MainWindow()
{
delete ui;
}
void MainWindow::detectedShake(const QString &name)
{
QString str = "<font size=+2><B>"+name+"</b></font><br>";
ui->textEdit->insertHtml(str);
ui->textEdit->ensureCursorVisible();
}
void MainWindow::on_pushButton_clicked()
{
ui->textEdit->clear();
}
void MainWindow::onShake()
{
QString str = "<font size=+2><B>onShake()</b></font><br>";
ui->textEdit->insertHtml(str);
ui->textEdit->ensureCursorVisible();
}
void MainWindow::on_startPushButton_clicked()
{
if (ui->treeWidget->currentItem() == 0)
return;
QString currentRecognizer;
if (ui->treeWidget->currentItem()->childCount() == 0) {
currentRecognizer = ui->treeWidget->currentItem()->parent()->text(0);
} else {
currentRecognizer = ui->treeWidget->currentItem()->text(0);
}
if (recognizerMap.contains(currentRecognizer))
return;
//! [1]
QSensorGestureManager manager;
QSensorGesture *thisGesture = new QSensorGesture(QStringList() << currentRecognizer, this);
if (currentRecognizer.contains("QtSensors.shake")) {
connect(thisGesture,SIGNAL(shake()),
this,SLOT(onShake()));
}
connect(thisGesture,SIGNAL(detected(QString)),
this,SLOT(detectedShake(QString)));
thisGesture->startDetection();
//! [1]
recognizerMap.insert(currentRecognizer,thisGesture);
QString str = QString("<font size=+2><B>Started %1</b></font><br>").arg(currentRecognizer);
ui->textEdit->insertHtml(str);
ui->textEdit->ensureCursorVisible();
}
void MainWindow::on_stopPushButton_clicked()
{
if (ui->treeWidget->currentItem() == 0)
return;
QString currentRecognizer;
if (ui->treeWidget->currentItem()->childCount() == 0) {
currentRecognizer = ui->treeWidget->currentItem()->parent()->text(0);
} else {
currentRecognizer = ui->treeWidget->currentItem()->text(0);
}
if (!recognizerMap.contains(currentRecognizer))
return;
//! [2]
recognizerMap[currentRecognizer]->stopDetection();
if (currentRecognizer == "QtSensors.shake") {
disconnect(recognizerMap[currentRecognizer],SIGNAL(shake()),
this,SLOT(onShake()));
}
disconnect(recognizerMap[currentRecognizer],SIGNAL(detected(QString)),
this,SLOT(detectedShake(QString)));
//! [2]
recognizerMap.take(currentRecognizer);
QString str = QString("<font size=+2><B>Stopped %1</b></font><br>").arg(currentRecognizer);
ui->textEdit->insertHtml(str);
ui->textEdit->ensureCursorVisible();
}
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