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50
51#include <QtCore/QDebug>
52#include <QtWidgets/QTreeWidget>
53
54#include "mainwindow.h"
55#include "ui_mainwindow.h"
56
57#include <qsensorgesture.h>
58#include <qsensorgesturemanager.h>
59
60MainWindow::MainWindow(QWidget *parent)
61 : QMainWindow(parent),
62 ui(new Ui::MainWindow)
63{
64 ui->setupUi(this);
65 //! [0]
66
67 QSensorGestureManager manager;
68
69 Q_FOREACH (const QString &gesture, manager.gestureIds()) {
70
71 QTreeWidgetItem *gestureId = new QTreeWidgetItem(ui->treeWidget);
72 QStringList recognizerSignals = manager.recognizerSignals(recognizerId: gesture);
73 gestureId->setText(column: 0,atext: gesture);
74
75 for (int i = 0; i < recognizerSignals.count(); i++) {
76 QTreeWidgetItem *oneSignal = new QTreeWidgetItem(gestureId);
77 oneSignal->setText(column: 0,atext: recognizerSignals.at(i));
78 }
79 ui->treeWidget->insertTopLevelItem(index: 0,item: gestureId);
80 }
81 //! [0]
82
83
84 ui->textEdit->setReadOnly(true);
85}
86
87MainWindow::~MainWindow()
88{
89 delete ui;
90}
91
92void MainWindow::detectedShake(const QString &name)
93{
94 QString str = "<font size=+2><B>"+name+"</b></font><br>";
95 ui->textEdit->insertHtml(text: str);
96 ui->textEdit->ensureCursorVisible();
97}
98
99void MainWindow::on_pushButton_clicked()
100{
101 ui->textEdit->clear();
102}
103
104void MainWindow::onShake()
105{
106 QString str = "<font size=+2><B>onShake()</b></font><br>";
107 ui->textEdit->insertHtml(text: str);
108 ui->textEdit->ensureCursorVisible();
109}
110
111void MainWindow::on_startPushButton_clicked()
112{
113 if (ui->treeWidget->currentItem() == 0)
114 return;
115 QString currentRecognizer;
116
117 if (ui->treeWidget->currentItem()->childCount() == 0) {
118 currentRecognizer = ui->treeWidget->currentItem()->parent()->text(column: 0);
119 } else {
120 currentRecognizer = ui->treeWidget->currentItem()->text(column: 0);
121 }
122
123 if (recognizerMap.contains(akey: currentRecognizer))
124 return;
125 //! [1]
126 QSensorGestureManager manager;
127 QSensorGesture *thisGesture = new QSensorGesture(QStringList() << currentRecognizer, this);
128
129 if (currentRecognizer.contains(s: "QtSensors.shake")) {
130 connect(sender: thisGesture,SIGNAL(shake()),
131 receiver: this,SLOT(onShake()));
132 }
133
134 connect(sender: thisGesture,SIGNAL(detected(QString)),
135 receiver: this,SLOT(detectedShake(QString)));
136 thisGesture->startDetection();
137
138 //! [1]
139
140 recognizerMap.insert(akey: currentRecognizer,avalue: thisGesture);
141
142 QString str = QString("<font size=+2><B>Started %1</b></font><br>").arg(a: currentRecognizer);
143 ui->textEdit->insertHtml(text: str);
144 ui->textEdit->ensureCursorVisible();
145}
146
147void MainWindow::on_stopPushButton_clicked()
148{
149 if (ui->treeWidget->currentItem() == 0)
150 return;
151 QString currentRecognizer;
152
153 if (ui->treeWidget->currentItem()->childCount() == 0) {
154 currentRecognizer = ui->treeWidget->currentItem()->parent()->text(column: 0);
155 } else {
156 currentRecognizer = ui->treeWidget->currentItem()->text(column: 0);
157 }
158
159 if (!recognizerMap.contains(akey: currentRecognizer))
160 return;
161 //! [2]
162
163 recognizerMap[currentRecognizer]->stopDetection();
164
165 if (currentRecognizer == "QtSensors.shake") {
166 disconnect(sender: recognizerMap[currentRecognizer],SIGNAL(shake()),
167 receiver: this,SLOT(onShake()));
168 }
169 disconnect(sender: recognizerMap[currentRecognizer],SIGNAL(detected(QString)),
170 receiver: this,SLOT(detectedShake(QString)));
171 //! [2]
172
173 recognizerMap.take(akey: currentRecognizer);
174
175 QString str = QString("<font size=+2><B>Stopped %1</b></font><br>").arg(a: currentRecognizer);
176 ui->textEdit->insertHtml(text: str);
177 ui->textEdit->ensureCursorVisible();
178}
179

source code of qtsensors/examples/sensors/sensorgestures/mainwindow.cpp