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PushMe is fun elusive button
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#include "Widget.h" | |
#include <QApplication> | |
#include <QTranslator> | |
#include <QLocale> | |
#include <ctime> | |
int main(int argc, char *argv[]) | |
{ | |
QApplication a(argc, argv); | |
qsrand(time(0)); | |
QTranslator appTranslator; | |
appTranslator.load("PushMe_" + QLocale::system().name(), "://"); | |
a.installTranslator(&appTranslator); | |
Widget w; | |
w.show(); | |
return a.exec(); | |
} |
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#------------------------------------------------- | |
# | |
# Project created by QtCreator 2014-07-29T21:37:03 | |
# | |
#------------------------------------------------- | |
QT += core gui | |
greaterThan(QT_MAJOR_VERSION, 4): QT += widgets | |
TARGET = PushMe | |
TEMPLATE = app | |
SOURCES += main.cpp\ | |
Widget.cpp | |
HEADERS += Widget.h | |
FORMS += Widget.ui | |
TRANSLATIONS += PushMe_en.ts \ | |
PushMe_ru.ts \ | |
PushMe_es.ts | |
RESOURCES += \ | |
PushMe.qrc |
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<RCC> | |
<qresource prefix="/"> | |
<file>PushMe_es.qm</file> | |
<file>PushMe_ru.qm</file> | |
<file>PushMe_en.qm</file> | |
</qresource> | |
</RCC> |
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<?xml version="1.0" encoding="utf-8"?> | |
<!DOCTYPE TS> | |
<TS version="2.1" language="en_US"> | |
<context> | |
<name>Widget</name> | |
<message> | |
<location filename="Widget.ui" line="14"/> | |
<location filename="Widget.ui" line="26"/> | |
<source>Push Me!</source> | |
<translation>Push Me!</translation> | |
</message> | |
<message> | |
<location filename="Widget.cpp" line="101"/> | |
<source>Win!</source> | |
<translation>Win!</translation> | |
</message> | |
<message> | |
<location filename="Widget.cpp" line="101"/> | |
<source>Oh Yeah! You win!</source> | |
<translation>Oh Yeah! You win!</translation> | |
</message> | |
</context> | |
</TS> |
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<?xml version="1.0" encoding="utf-8"?> | |
<!DOCTYPE TS> | |
<TS version="2.1" language="es_ES"> | |
<context> | |
<name>Widget</name> | |
<message> | |
<location filename="Widget.ui" line="14"/> | |
<location filename="Widget.ui" line="26"/> | |
<source>Push Me!</source> | |
<translation>Push Me!</translation> | |
</message> | |
<message> | |
<location filename="Widget.cpp" line="101"/> | |
<source>Win!</source> | |
<translation>¡Victoria!</translation> | |
</message> | |
<message> | |
<location filename="Widget.cpp" line="101"/> | |
<source>Oh Yeah! You win!</source> | |
<translation>Oh sí! Usted gana!</translation> | |
</message> | |
</context> | |
</TS> |
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<?xml version="1.0" encoding="utf-8"?> | |
<!DOCTYPE TS> | |
<TS version="2.1" language="ru_RU"> | |
<context> | |
<name>Widget</name> | |
<message> | |
<location filename="Widget.ui" line="14"/> | |
<location filename="Widget.ui" line="26"/> | |
<source>Push Me!</source> | |
<translation>Нажми меня!</translation> | |
</message> | |
<message> | |
<location filename="Widget.cpp" line="101"/> | |
<source>Win!</source> | |
<translation>Победа!</translation> | |
</message> | |
<message> | |
<location filename="Widget.cpp" line="101"/> | |
<source>Oh Yeah! You win!</source> | |
<translation>О да! Вы выиграли!</translation> | |
</message> | |
</context> | |
</TS> |
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#include "Widget.h" | |
#include "ui_Widget.h" | |
#include <QCursor> | |
#include <QMessageBox> | |
Widget::Widget(QWidget *parent) : | |
QWidget(parent), | |
ui(new Ui::Widget) | |
{ | |
ui->setupUi(this); | |
ui->pushButton->installEventFilter(this); | |
startTimer(10); | |
} | |
void Widget::timerEvent(QTimerEvent *) | |
{ | |
if (buttonCoords().contains(QCursor::pos())) { | |
moveButton(); | |
} | |
} | |
bool Widget::eventFilter(QObject *obj, QEvent *event) | |
{ | |
if (obj == ui->pushButton) { | |
if (event->type() == QEvent::KeyPress) { | |
return true; | |
} | |
} | |
return QWidget::eventFilter(obj, event); | |
} | |
QRect Widget::buttonCoords() const | |
{ | |
QPoint globalCoords = ui->pushButton->mapToGlobal(QPoint(0,0)); | |
int x = globalCoords.x(); | |
int y = globalCoords.y(); | |
QPoint lastCorner; | |
lastCorner.setX(x + ui->pushButton->width()); | |
lastCorner.setY(y + ui->pushButton->height()); | |
return QRect(globalCoords, lastCorner); | |
} | |
void Widget::moveButton() | |
{ | |
ui->pushButton->move(generateValidPoint()); | |
} | |
QPoint Widget::generateValidPoint() const | |
{ | |
int eps = 5; | |
int x = ui->pushButton->pos().x(); | |
int y = ui->pushButton->pos().y(); | |
if (buttonCoords().center().x() < QCursor::pos().x()) { | |
x = qrand() % eps - ui->pushButton->width() / 4 + ui->pushButton->pos().x(); | |
} | |
if (buttonCoords().center().y() < QCursor::pos().y()) { | |
y = qrand() % eps - ui->pushButton->height() / 2 + ui->pushButton->pos().y(); | |
} | |
if (buttonCoords().center().x() >= QCursor::pos().x()) { | |
x = qrand() % eps + ui->pushButton->width() / 4 + ui->pushButton->pos().x(); | |
} | |
if (buttonCoords().center().y() >= QCursor::pos().y()) { | |
y = qrand() % eps + ui->pushButton->height() / 2 + ui->pushButton->pos().y(); | |
} | |
if (!rect().contains(QRect(x, y, ui->pushButton->width(), ui->pushButton->height()))) { | |
if (rect().x() < x) { | |
x = qrand() % eps - ui->pushButton->width() / 4 + ui->pushButton->pos().x(); | |
} | |
if (rect().y() < y) { | |
y = qrand() % eps - ui->pushButton->height() / 2 + ui->pushButton->pos().y(); | |
} | |
if (rect().x() >= x) { | |
x = qrand() % eps + ui->pushButton->width() / 4 + ui->pushButton->pos().x(); | |
} | |
if (rect().y() >= y) { | |
y = qrand() % eps + ui->pushButton->height() / 2 + ui->pushButton->pos().y(); | |
} | |
} | |
return QPoint(x, y); | |
} | |
void Widget::on_pushButton_clicked() | |
{ | |
QMessageBox::information(this, tr("Win!"), tr("Oh Yeah! You win!")); | |
} | |
Widget::~Widget() | |
{ | |
delete ui; | |
} |
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#ifndef WIDGET_H | |
#define WIDGET_H | |
#include <QWidget> | |
namespace Ui { | |
class Widget; | |
} | |
class Widget : public QWidget | |
{ | |
Q_OBJECT | |
private: | |
QRect buttonCoords() const; | |
void moveButton(); | |
QPoint generateValidPoint() const; | |
public: | |
explicit Widget(QWidget *parent = 0); | |
~Widget(); | |
protected: | |
void timerEvent(QTimerEvent *); | |
bool eventFilter(QObject *, QEvent *); | |
private: | |
Ui::Widget *ui; | |
private slots: | |
void on_pushButton_clicked(); | |
}; | |
#endif // WIDGET_H |
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<?xml version="1.0" encoding="UTF-8"?> | |
<ui version="4.0"> | |
<class>Widget</class> | |
<widget class="QWidget" name="Widget"> | |
<property name="geometry"> | |
<rect> | |
<x>0</x> | |
<y>0</y> | |
<width>400</width> | |
<height>300</height> | |
</rect> | |
</property> | |
<property name="windowTitle"> | |
<string>Push Me!</string> | |
</property> | |
<widget class="QPushButton" name="pushButton"> | |
<property name="geometry"> | |
<rect> | |
<x>150</x> | |
<y>150</y> | |
<width>80</width> | |
<height>20</height> | |
</rect> | |
</property> | |
<property name="text"> | |
<string>Push Me!</string> | |
</property> | |
</widget> | |
</widget> | |
<layoutdefault spacing="6" margin="11"/> | |
<resources/> | |
<connections/> | |
</ui> |
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